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diff --git a/src/bitcoinrpc.cpp b/src/bitcoinrpc.cpp
index 1e32f055b..999c6dda0 100644
--- a/src/bitcoinrpc.cpp
+++ b/src/bitcoinrpc.cpp
@@ -1,3100 +1,3103 @@
// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "main.h"
#include "wallet.h"
#include "db.h"
#include "walletdb.h"
#include "net.h"
#include "init.h"
#include "ui_interface.h"
#include "base58.h"
#include "bitcoinrpc.h"
#undef printf
#include <boost/asio.hpp>
#include <boost/filesystem.hpp>
#include <boost/iostreams/concepts.hpp>
#include <boost/iostreams/stream.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/asio/ssl.hpp>
#include <boost/filesystem/fstream.hpp>
typedef boost::asio::ssl::stream<boost::asio::ip::tcp::socket> SSLStream;
#define printf OutputDebugStringF
// MinGW 3.4.5 gets "fatal error: had to relocate PCH" if the json headers are
// precompiled in headers.h. The problem might be when the pch file goes over
// a certain size around 145MB. If we need access to json_spirit outside this
// file, we could use the compiled json_spirit option.
using namespace std;
using namespace boost;
using namespace boost::asio;
using namespace json_spirit;
void ThreadRPCServer2(void* parg);
static std::string strRPCUserColonPass;
static int64 nWalletUnlockTime;
static CCriticalSection cs_nWalletUnlockTime;
extern Value dumpprivkey(const Array& params, bool fHelp);
extern Value importprivkey(const Array& params, bool fHelp);
const Object emptyobj;
void ThreadRPCServer3(void* parg);
Object JSONRPCError(int code, const string& message)
{
Object error;
error.push_back(Pair("code", code));
error.push_back(Pair("message", message));
return error;
}
double GetDifficulty(const CBlockIndex* blockindex = NULL)
{
// Floating point number that is a multiple of the minimum difficulty,
// minimum difficulty = 1.0.
if (blockindex == NULL)
{
if (pindexBest == NULL)
return 1.0;
else
blockindex = pindexBest;
}
int nShift = (blockindex->nBits >> 24) & 0xff;
double dDiff =
(double)0x0000ffff / (double)(blockindex->nBits & 0x00ffffff);
while (nShift < 29)
{
dDiff *= 256.0;
nShift++;
}
while (nShift > 29)
{
dDiff /= 256.0;
nShift--;
}
return dDiff;
}
int64 AmountFromValue(const Value& value)
{
double dAmount = value.get_real();
if (dAmount <= 0.0 || dAmount > 21000000.0)
throw JSONRPCError(-3, "Invalid amount");
int64 nAmount = roundint64(dAmount * COIN);
if (!MoneyRange(nAmount))
throw JSONRPCError(-3, "Invalid amount");
return nAmount;
}
Value ValueFromAmount(int64 amount)
{
return (double)amount / (double)COIN;
}
std::string
HexBits(unsigned int nBits)
{
union {
int32_t nBits;
char cBits[4];
} uBits;
uBits.nBits = htonl((int32_t)nBits);
return HexStr(BEGIN(uBits.cBits), END(uBits.cBits));
}
static std::string
HelpRequiringPassphrase()
{
return pwalletMain->IsCrypted()
? "\nrequires wallet passphrase to be set with walletpassphrase first"
: "";
}
static inline void
EnsureWalletIsUnlocked()
{
if (pwalletMain->IsLocked())
throw JSONRPCError(-13, "Error: Please enter the wallet passphrase with walletpassphrase first.");
}
enum DecomposeMode {
DM_NONE = 0,
DM_HASH,
DM_HEX,
DM_ASM,
DM_OBJ,
};
enum DecomposeMode
FindDecompose(const Object& decompositions, const char* pcType, const char* pcDefault)
{
Value val = find_value(decompositions, pcType);
std::string strDecompose = (val.type() == null_type) ? pcDefault : val.get_str();
if (strDecompose == "no")
return DM_NONE;
if (strDecompose == "hash")
return DM_HASH;
if (strDecompose == "hex")
return DM_HEX;
if (strDecompose == "asm")
return DM_ASM;
if (strDecompose == "obj")
return DM_OBJ;
throw JSONRPCError(-18, "Invalid decomposition");
}
void WalletTxToJSON(const CWalletTx& wtx, Object& entry)
{
int confirms = wtx.GetDepthInMainChain();
entry.push_back(Pair("confirmations", confirms));
if (confirms)
{
entry.push_back(Pair("blockhash", wtx.hashBlock.GetHex()));
entry.push_back(Pair("blockindex", wtx.nIndex));
}
entry.push_back(Pair("txid", wtx.GetHash().GetHex()));
entry.push_back(Pair("time", (boost::int64_t)wtx.GetTxTime()));
BOOST_FOREACH(const PAIRTYPE(string,string)& item, wtx.mapValue)
entry.push_back(Pair(item.first, item.second));
}
void
ScriptSigToJSON(const CTxIn& txin, Object& out)
{
out.push_back(Pair("asm", txin.scriptSig.ToString()));
out.push_back(Pair("hex", HexStr(txin.scriptSig.begin(), txin.scriptSig.end())));
CTransaction txprev;
uint256 hashTxprevBlock;
if (!GetTransaction(txin.prevout.hash, txprev, hashTxprevBlock))
return;
txnouttype type;
vector<CTxDestination> addresses;
int nRequired;
if (!ExtractDestinations(txprev.vout[txin.prevout.n].scriptPubKey, type,
addresses, nRequired))
{
out.push_back(Pair("type", GetTxnOutputType(TX_NONSTANDARD)));
return;
}
out.push_back(Pair("type", GetTxnOutputType(type)));
if (type == TX_MULTISIG)
{
// TODO: Need to handle this specially since not all input addresses are required...
return;
}
Array a;
BOOST_FOREACH(const CTxDestination& addr, addresses)
a.push_back(CBitcoinAddress(addr).ToString());
out.push_back(Pair("addresses", a));
}
void
ScriptPubKeyToJSON(const CScript& scriptPubKey, Object& out)
{
txnouttype type;
vector<CTxDestination> addresses;
int nRequired;
out.push_back(Pair("asm", scriptPubKey.ToString()));
out.push_back(Pair("hex", HexStr(scriptPubKey.begin(), scriptPubKey.end())));
if (!ExtractDestinations(scriptPubKey, type, addresses, nRequired))
{
out.push_back(Pair("type", GetTxnOutputType(TX_NONSTANDARD)));
return;
}
out.push_back(Pair("reqSigs", nRequired));
out.push_back(Pair("type", GetTxnOutputType(type)));
Array a;
BOOST_FOREACH(const CTxDestination& addr, addresses)
a.push_back(CBitcoinAddress(addr).ToString());
out.push_back(Pair("addresses", a));
}
void TxToJSON(const CTransaction &tx, Object& entry, const Object& decompositions)
{
entry.push_back(Pair("version", tx.nVersion));
entry.push_back(Pair("locktime", (boost::int64_t)tx.nLockTime));
entry.push_back(Pair("size", (boost::int64_t)::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION)));
enum DecomposeMode decomposeScript = FindDecompose(decompositions, "script", "asm");
Array vin;
BOOST_FOREACH(const CTxIn& txin, tx.vin)
{
Object in;
if (tx.IsCoinBase())
in.push_back(Pair("coinbase", HexStr(txin.scriptSig.begin(), txin.scriptSig.end())));
else
{
Object prevout;
prevout.push_back(Pair("hash", txin.prevout.hash.GetHex()));
prevout.push_back(Pair("n", (boost::int64_t)txin.prevout.n));
in.push_back(Pair("prevout", prevout));
switch (decomposeScript) {
case DM_NONE:
break;
case DM_HEX:
in.push_back(Pair("scriptSig", HexStr(txin.scriptSig.begin(), txin.scriptSig.end())));
break;
case DM_ASM:
in.push_back(Pair("scriptSig", txin.scriptSig.ToString()));
break;
case DM_OBJ:
{
Object o;
ScriptSigToJSON(txin, o);
in.push_back(Pair("scriptSig", o));
break;
}
default:
throw JSONRPCError(-18, "Invalid script decomposition");
}
}
in.push_back(Pair("sequence", (boost::int64_t)txin.nSequence));
vin.push_back(in);
}
entry.push_back(Pair("vin", vin));
Array vout;
BOOST_FOREACH(const CTxOut& txout, tx.vout)
{
Object out;
out.push_back(Pair("value", ValueFromAmount(txout.nValue)));
switch (decomposeScript) {
case DM_NONE:
break;
case DM_HEX:
out.push_back(Pair("scriptPubKey", HexStr(txout.scriptPubKey.begin(), txout.scriptPubKey.end())));
break;
case DM_ASM:
out.push_back(Pair("scriptPubKey", txout.scriptPubKey.ToString()));
break;
case DM_OBJ:
{
Object o;
ScriptPubKeyToJSON(txout.scriptPubKey, o);
out.push_back(Pair("scriptPubKey", o));
break;
}
default:
throw JSONRPCError(-18, "Invalid script decomposition");
}
vout.push_back(out);
}
entry.push_back(Pair("vout", vout));
}
void AnyTxToJSON(const uint256 hash, const CTransaction* ptx, Object& entry, const Object& decompositions);
string AccountFromValue(const Value& value)
{
string strAccount = value.get_str();
if (strAccount == "*")
throw JSONRPCError(-11, "Invalid account name");
return strAccount;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, const Object& decompositions)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
enum DecomposeMode decomposeTxn = FindDecompose(decompositions, "tx", "hash");
if (decomposeTxn)
{
Array txs;
switch (decomposeTxn) {
case DM_OBJ:
BOOST_FOREACH (const CTransaction&tx, block.vtx)
{
Object entry;
AnyTxToJSON(tx.GetHash(), &tx, entry, decompositions);
txs.push_back(entry);
}
break;
case DM_HEX:
BOOST_FOREACH (const CTransaction&tx, block.vtx)
{
CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
ssTx << tx;
txs.push_back(HexStr(ssTx.begin(), ssTx.end()));
}
break;
case DM_HASH:
BOOST_FOREACH (const CTransaction&tx, block.vtx)
txs.push_back(tx.GetHash().GetHex());
break;
default:
throw JSONRPCError(-18, "Invalid transaction decomposition");
}
result.push_back(Pair("tx", txs));
}
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
if (blockindex->pnext)
result.push_back(Pair("nextblockhash", blockindex->pnext->GetBlockHash().GetHex()));
return result;
}
///
/// Note: This interface may still be subject to change.
///
string CRPCTable::help(string strCommand) const
{
string strRet;
set<rpcfn_type> setDone;
for (map<string, const CRPCCommand*>::const_iterator mi = mapCommands.begin(); mi != mapCommands.end(); ++mi)
{
const CRPCCommand *pcmd = mi->second;
string strMethod = mi->first;
// We already filter duplicates, but these deprecated screw up the sort order
if (strMethod.find("label") != string::npos)
continue;
if (strCommand != "" && strMethod != strCommand)
continue;
try
{
Array params;
rpcfn_type pfn = pcmd->actor;
if (setDone.insert(pfn).second)
(*pfn)(params, true);
}
catch (std::exception& e)
{
// Help text is returned in an exception
string strHelp = string(e.what());
if (strCommand == "")
if (strHelp.find('\n') != string::npos)
strHelp = strHelp.substr(0, strHelp.find('\n'));
strRet += strHelp + "\n";
}
}
if (strRet == "")
strRet = strprintf("help: unknown command: %s\n", strCommand.c_str());
strRet = strRet.substr(0,strRet.size()-1);
return strRet;
}
Value help(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"help [command]\n"
"List commands, or get help for a command.");
string strCommand;
if (params.size() > 0)
strCommand = params[0].get_str();
return tableRPC.help(strCommand);
}
Value stop(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"stop\n"
"Stop Bitcoin server.");
// Shutdown will take long enough that the response should get back
uiInterface.QueueShutdown();
return "Bitcoin server stopping";
}
Value getblockcount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getblockcount\n"
"Returns the number of blocks in the longest block chain.");
return nBestHeight;
}
Value getconnectioncount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getconnectioncount\n"
"Returns the number of connections to other nodes.");
return (int)vNodes.size();
}
Value getdifficulty(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getdifficulty\n"
"Returns the proof-of-work difficulty as a multiple of the minimum difficulty.");
return GetDifficulty();
}
Value getgenerate(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getgenerate\n"
"Returns true or false.");
return GetBoolArg("-gen");
}
Value setgenerate(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"setgenerate <generate> [genproclimit]\n"
"<generate> is true or false to turn generation on or off.\n"
"Generation is limited to [genproclimit] processors, -1 is unlimited.");
bool fGenerate = true;
if (params.size() > 0)
fGenerate = params[0].get_bool();
if (params.size() > 1)
{
int nGenProcLimit = params[1].get_int();
mapArgs["-genproclimit"] = itostr(nGenProcLimit);
if (nGenProcLimit == 0)
fGenerate = false;
}
mapArgs["-gen"] = (fGenerate ? "1" : "0");
GenerateBitcoins(fGenerate, pwalletMain);
return Value::null;
}
Value gethashespersec(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"gethashespersec\n"
"Returns a recent hashes per second performance measurement while generating.");
if (GetTimeMillis() - nHPSTimerStart > 8000)
return (boost::int64_t)0;
return (boost::int64_t)dHashesPerSec;
}
Value getinfo(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getinfo\n"
"Returns an object containing various state info.");
+ CService addrProxy;
+ GetProxy(NET_IPV4, addrProxy);
+
Object obj;
obj.push_back(Pair("version", (int)CLIENT_VERSION));
obj.push_back(Pair("protocolversion",(int)PROTOCOL_VERSION));
obj.push_back(Pair("walletversion", pwalletMain->GetVersion()));
obj.push_back(Pair("balance", ValueFromAmount(pwalletMain->GetBalance())));
obj.push_back(Pair("blocks", (int)nBestHeight));
obj.push_back(Pair("connections", (int)vNodes.size()));
- obj.push_back(Pair("proxy", (fUseProxy ? addrProxy.ToStringIPPort() : string())));
+ obj.push_back(Pair("proxy", (addrProxy.IsValid() ? addrProxy.ToStringIPPort() : string())));
obj.push_back(Pair("difficulty", (double)GetDifficulty()));
obj.push_back(Pair("testnet", fTestNet));
obj.push_back(Pair("keypoololdest", (boost::int64_t)pwalletMain->GetOldestKeyPoolTime()));
obj.push_back(Pair("keypoolsize", pwalletMain->GetKeyPoolSize()));
obj.push_back(Pair("paytxfee", ValueFromAmount(nTransactionFee)));
if (pwalletMain->IsCrypted())
obj.push_back(Pair("unlocked_until", (boost::int64_t)nWalletUnlockTime / 1000));
obj.push_back(Pair("errors", GetWarnings("statusbar")));
return obj;
}
Value getmininginfo(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 0)
throw runtime_error(
"getmininginfo\n"
"Returns an object containing mining-related information.");
Object obj;
obj.push_back(Pair("blocks", (int)nBestHeight));
obj.push_back(Pair("currentblocksize",(uint64_t)nLastBlockSize));
obj.push_back(Pair("currentblocktx",(uint64_t)nLastBlockTx));
obj.push_back(Pair("difficulty", (double)GetDifficulty()));
obj.push_back(Pair("errors", GetWarnings("statusbar")));
obj.push_back(Pair("generate", GetBoolArg("-gen")));
obj.push_back(Pair("genproclimit", (int)GetArg("-genproclimit", -1)));
obj.push_back(Pair("hashespersec", gethashespersec(params, false)));
obj.push_back(Pair("pooledtx", (uint64_t)mempool.size()));
obj.push_back(Pair("testnet", fTestNet));
return obj;
}
Value getnewaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"getnewaddress [account]\n"
"Returns a new Bitcoin address for receiving payments. "
"If [account] is specified (recommended), it is added to the address book "
"so payments received with the address will be credited to [account].");
// Parse the account first so we don't generate a key if there's an error
string strAccount;
if (params.size() > 0)
strAccount = AccountFromValue(params[0]);
if (!pwalletMain->IsLocked())
pwalletMain->TopUpKeyPool();
// Generate a new key that is added to wallet
CPubKey newKey;
if (!pwalletMain->GetKeyFromPool(newKey, false))
throw JSONRPCError(-12, "Error: Keypool ran out, please call keypoolrefill first");
CKeyID keyID = newKey.GetID();
pwalletMain->SetAddressBookName(keyID, strAccount);
return CBitcoinAddress(keyID).ToString();
}
CBitcoinAddress GetAccountAddress(string strAccount, bool bForceNew=false)
{
CWalletDB walletdb(pwalletMain->strWalletFile);
CAccount account;
walletdb.ReadAccount(strAccount, account);
bool bKeyUsed = false;
// Check if the current key has been used
if (account.vchPubKey.IsValid())
{
CScript scriptPubKey;
scriptPubKey.SetDestination(account.vchPubKey.GetID());
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin();
it != pwalletMain->mapWallet.end() && account.vchPubKey.IsValid();
++it)
{
const CWalletTx& wtx = (*it).second;
BOOST_FOREACH(const CTxOut& txout, wtx.vout)
if (txout.scriptPubKey == scriptPubKey)
bKeyUsed = true;
}
}
// Generate a new key
if (!account.vchPubKey.IsValid() || bForceNew || bKeyUsed)
{
if (!pwalletMain->GetKeyFromPool(account.vchPubKey, false))
throw JSONRPCError(-12, "Error: Keypool ran out, please call keypoolrefill first");
pwalletMain->SetAddressBookName(account.vchPubKey.GetID(), strAccount);
walletdb.WriteAccount(strAccount, account);
}
return CBitcoinAddress(account.vchPubKey.GetID());
}
Value getaccountaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"getaccountaddress <account>\n"
"Returns the current Bitcoin address for receiving payments to this account.");
// Parse the account first so we don't generate a key if there's an error
string strAccount = AccountFromValue(params[0]);
Value ret;
ret = GetAccountAddress(strAccount).ToString();
return ret;
}
Value setaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"setaccount <bitcoinaddress> <account>\n"
"Sets the account associated with the given address.");
CBitcoinAddress address(params[0].get_str());
if (!address.IsValid())
throw JSONRPCError(-5, "Invalid Bitcoin address");
string strAccount;
if (params.size() > 1)
strAccount = AccountFromValue(params[1]);
// Detect when changing the account of an address that is the 'unused current key' of another account:
if (pwalletMain->mapAddressBook.count(address.Get()))
{
string strOldAccount = pwalletMain->mapAddressBook[address.Get()];
if (address == GetAccountAddress(strOldAccount))
GetAccountAddress(strOldAccount, true);
}
pwalletMain->SetAddressBookName(address.Get(), strAccount);
return Value::null;
}
Value getaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"getaccount <bitcoinaddress>\n"
"Returns the account associated with the given address.");
CBitcoinAddress address(params[0].get_str());
if (!address.IsValid())
throw JSONRPCError(-5, "Invalid Bitcoin address");
string strAccount;
map<CTxDestination, string>::iterator mi = pwalletMain->mapAddressBook.find(address.Get());
if (mi != pwalletMain->mapAddressBook.end() && !(*mi).second.empty())
strAccount = (*mi).second;
return strAccount;
}
Value getaddressesbyaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"getaddressesbyaccount <account>\n"
"Returns the list of addresses for the given account.");
string strAccount = AccountFromValue(params[0]);
// Find all addresses that have the given account
Array ret;
BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, string)& item, pwalletMain->mapAddressBook)
{
const CBitcoinAddress& address = item.first;
const string& strName = item.second;
if (strName == strAccount)
ret.push_back(address.ToString());
}
return ret;
}
Value settxfee(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 1)
throw runtime_error(
"settxfee <amount>\n"
"<amount> is a real and is rounded to the nearest 0.00000001");
// Amount
int64 nAmount = 0;
if (params[0].get_real() != 0.0)
nAmount = AmountFromValue(params[0]); // rejects 0.0 amounts
nTransactionFee = nAmount;
return true;
}
Value sendtoaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 2 || params.size() > 4)
throw runtime_error(
"sendtoaddress <bitcoinaddress> <amount> [comment] [comment-to]\n"
"<amount> is a real and is rounded to the nearest 0.00000001"
+ HelpRequiringPassphrase());
CBitcoinAddress address(params[0].get_str());
if (!address.IsValid())
throw JSONRPCError(-5, "Invalid Bitcoin address");
// Amount
int64 nAmount = AmountFromValue(params[1]);
// Wallet comments
CWalletTx wtx;
if (params.size() > 2 && params[2].type() != null_type && !params[2].get_str().empty())
wtx.mapValue["comment"] = params[2].get_str();
if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
wtx.mapValue["to"] = params[3].get_str();
if (pwalletMain->IsLocked())
throw JSONRPCError(-13, "Error: Please enter the wallet passphrase with walletpassphrase first.");
string strError = pwalletMain->SendMoneyToDestination(address.Get(), nAmount, wtx);
if (strError != "")
throw JSONRPCError(-4, strError);
return wtx.GetHash().GetHex();
}
Value signmessage(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 2)
throw runtime_error(
"signmessage <bitcoinaddress> <message>\n"
"Sign a message with the private key of an address");
EnsureWalletIsUnlocked();
string strAddress = params[0].get_str();
string strMessage = params[1].get_str();
CBitcoinAddress addr(strAddress);
if (!addr.IsValid())
throw JSONRPCError(-3, "Invalid address");
CKeyID keyID;
if (!addr.GetKeyID(keyID))
throw JSONRPCError(-3, "Address does not refer to key");
CKey key;
if (!pwalletMain->GetKey(keyID, key))
throw JSONRPCError(-4, "Private key not available");
CDataStream ss(SER_GETHASH, 0);
ss << strMessageMagic;
ss << strMessage;
vector<unsigned char> vchSig;
if (!key.SignCompact(Hash(ss.begin(), ss.end()), vchSig))
throw JSONRPCError(-5, "Sign failed");
return EncodeBase64(&vchSig[0], vchSig.size());
}
Value verifymessage(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 3)
throw runtime_error(
"verifymessage <bitcoinaddress> <signature> <message>\n"
"Verify a signed message");
string strAddress = params[0].get_str();
string strSign = params[1].get_str();
string strMessage = params[2].get_str();
CBitcoinAddress addr(strAddress);
if (!addr.IsValid())
throw JSONRPCError(-3, "Invalid address");
CKeyID keyID;
if (!addr.GetKeyID(keyID))
throw JSONRPCError(-3, "Address does not refer to key");
bool fInvalid = false;
vector<unsigned char> vchSig = DecodeBase64(strSign.c_str(), &fInvalid);
if (fInvalid)
throw JSONRPCError(-5, "Malformed base64 encoding");
CDataStream ss(SER_GETHASH, 0);
ss << strMessageMagic;
ss << strMessage;
CKey key;
if (!key.SetCompactSignature(Hash(ss.begin(), ss.end()), vchSig))
return false;
return (key.GetPubKey().GetID() == keyID);
}
Value getreceivedbyaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"getreceivedbyaddress <bitcoinaddress> [minconf=1]\n"
"Returns the total amount received by <bitcoinaddress> in transactions with at least [minconf] confirmations.");
// Bitcoin address
CBitcoinAddress address = CBitcoinAddress(params[0].get_str());
CScript scriptPubKey;
if (!address.IsValid())
throw JSONRPCError(-5, "Invalid Bitcoin address");
scriptPubKey.SetDestination(address.Get());
if (!IsMine(*pwalletMain,scriptPubKey))
return (double)0.0;
// Minimum confirmations
int nMinDepth = 1;
if (params.size() > 1)
nMinDepth = params[1].get_int();
// Tally
int64 nAmount = 0;
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (wtx.IsCoinBase() || !wtx.IsFinal())
continue;
BOOST_FOREACH(const CTxOut& txout, wtx.vout)
if (txout.scriptPubKey == scriptPubKey)
if (wtx.GetDepthInMainChain() >= nMinDepth)
nAmount += txout.nValue;
}
return ValueFromAmount(nAmount);
}
void GetAccountAddresses(string strAccount, set<CTxDestination>& setAddress)
{
BOOST_FOREACH(const PAIRTYPE(CTxDestination, string)& item, pwalletMain->mapAddressBook)
{
const CTxDestination& address = item.first;
const string& strName = item.second;
if (strName == strAccount)
setAddress.insert(address);
}
}
Value getreceivedbyaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"getreceivedbyaccount <account> [minconf=1]\n"
"Returns the total amount received by addresses with <account> in transactions with at least [minconf] confirmations.");
// Minimum confirmations
int nMinDepth = 1;
if (params.size() > 1)
nMinDepth = params[1].get_int();
// Get the set of pub keys assigned to account
string strAccount = AccountFromValue(params[0]);
set<CTxDestination> setAddress;
GetAccountAddresses(strAccount, setAddress);
// Tally
int64 nAmount = 0;
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (wtx.IsCoinBase() || !wtx.IsFinal())
continue;
BOOST_FOREACH(const CTxOut& txout, wtx.vout)
{
CTxDestination address;
if (ExtractDestination(txout.scriptPubKey, address) && IsMine(*pwalletMain, address) && setAddress.count(address))
if (wtx.GetDepthInMainChain() >= nMinDepth)
nAmount += txout.nValue;
}
}
return (double)nAmount / (double)COIN;
}
int64 GetAccountBalance(CWalletDB& walletdb, const string& strAccount, int nMinDepth)
{
int64 nBalance = 0;
// Tally wallet transactions
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (!wtx.IsFinal())
continue;
int64 nGenerated, nReceived, nSent, nFee;
wtx.GetAccountAmounts(strAccount, nGenerated, nReceived, nSent, nFee);
if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
nBalance += nReceived;
nBalance += nGenerated - nSent - nFee;
}
// Tally internal accounting entries
nBalance += walletdb.GetAccountCreditDebit(strAccount);
return nBalance;
}
int64 GetAccountBalance(const string& strAccount, int nMinDepth)
{
CWalletDB walletdb(pwalletMain->strWalletFile);
return GetAccountBalance(walletdb, strAccount, nMinDepth);
}
Value getbalance(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
"getbalance [account] [minconf=1]\n"
"If [account] is not specified, returns the server's total available balance.\n"
"If [account] is specified, returns the balance in the account.");
if (params.size() == 0)
return ValueFromAmount(pwalletMain->GetBalance());
int nMinDepth = 1;
if (params.size() > 1)
nMinDepth = params[1].get_int();
if (params[0].get_str() == "*") {
// Calculate total balance a different way from GetBalance()
// (GetBalance() sums up all unspent TxOuts)
// getbalance and getbalance '*' should always return the same number.
int64 nBalance = 0;
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (!wtx.IsFinal())
continue;
int64 allGeneratedImmature, allGeneratedMature, allFee;
allGeneratedImmature = allGeneratedMature = allFee = 0;
string strSentAccount;
list<pair<CTxDestination, int64> > listReceived;
list<pair<CTxDestination, int64> > listSent;
wtx.GetAmounts(allGeneratedImmature, allGeneratedMature, listReceived, listSent, allFee, strSentAccount);
if (wtx.GetDepthInMainChain() >= nMinDepth)
{
BOOST_FOREACH(const PAIRTYPE(CTxDestination,int64)& r, listReceived)
nBalance += r.second;
}
BOOST_FOREACH(const PAIRTYPE(CTxDestination,int64)& r, listSent)
nBalance -= r.second;
nBalance -= allFee;
nBalance += allGeneratedMature;
}
return ValueFromAmount(nBalance);
}
string strAccount = AccountFromValue(params[0]);
int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
return ValueFromAmount(nBalance);
}
Value movecmd(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 3 || params.size() > 5)
throw runtime_error(
"move <fromaccount> <toaccount> <amount> [minconf=1] [comment]\n"
"Move from one account in your wallet to another.");
string strFrom = AccountFromValue(params[0]);
string strTo = AccountFromValue(params[1]);
int64 nAmount = AmountFromValue(params[2]);
if (params.size() > 3)
// unused parameter, used to be nMinDepth, keep type-checking it though
(void)params[3].get_int();
string strComment;
if (params.size() > 4)
strComment = params[4].get_str();
CWalletDB walletdb(pwalletMain->strWalletFile);
if (!walletdb.TxnBegin())
throw JSONRPCError(-20, "database error");
int64 nNow = GetAdjustedTime();
// Debit
CAccountingEntry debit;
debit.strAccount = strFrom;
debit.nCreditDebit = -nAmount;
debit.nTime = nNow;
debit.strOtherAccount = strTo;
debit.strComment = strComment;
walletdb.WriteAccountingEntry(debit);
// Credit
CAccountingEntry credit;
credit.strAccount = strTo;
credit.nCreditDebit = nAmount;
credit.nTime = nNow;
credit.strOtherAccount = strFrom;
credit.strComment = strComment;
walletdb.WriteAccountingEntry(credit);
if (!walletdb.TxnCommit())
throw JSONRPCError(-20, "database error");
return true;
}
Value sendfrom(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 3 || params.size() > 6)
throw runtime_error(
"sendfrom <fromaccount> <tobitcoinaddress> <amount> [minconf=1] [comment] [comment-to]\n"
"<amount> is a real and is rounded to the nearest 0.00000001"
+ HelpRequiringPassphrase());
string strAccount = AccountFromValue(params[0]);
CBitcoinAddress address(params[1].get_str());
if (!address.IsValid())
throw JSONRPCError(-5, "Invalid Bitcoin address");
int64 nAmount = AmountFromValue(params[2]);
int nMinDepth = 1;
if (params.size() > 3)
nMinDepth = params[3].get_int();
CWalletTx wtx;
wtx.strFromAccount = strAccount;
if (params.size() > 4 && params[4].type() != null_type && !params[4].get_str().empty())
wtx.mapValue["comment"] = params[4].get_str();
if (params.size() > 5 && params[5].type() != null_type && !params[5].get_str().empty())
wtx.mapValue["to"] = params[5].get_str();
EnsureWalletIsUnlocked();
// Check funds
int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
if (nAmount > nBalance)
throw JSONRPCError(-6, "Account has insufficient funds");
// Send
string strError = pwalletMain->SendMoneyToDestination(address.Get(), nAmount, wtx);
if (strError != "")
throw JSONRPCError(-4, strError);
return wtx.GetHash().GetHex();
}
Value sendmany(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 2 || params.size() > 4)
throw runtime_error(
"sendmany <fromaccount> {address:amount,...} [minconf=1] [comment]\n"
"amounts are double-precision floating point numbers"
+ HelpRequiringPassphrase());
string strAccount = AccountFromValue(params[0]);
Object sendTo = params[1].get_obj();
int nMinDepth = 1;
if (params.size() > 2)
nMinDepth = params[2].get_int();
CWalletTx wtx;
wtx.strFromAccount = strAccount;
if (params.size() > 3 && params[3].type() != null_type && !params[3].get_str().empty())
wtx.mapValue["comment"] = params[3].get_str();
set<CBitcoinAddress> setAddress;
vector<pair<CScript, int64> > vecSend;
int64 totalAmount = 0;
BOOST_FOREACH(const Pair& s, sendTo)
{
CBitcoinAddress address(s.name_);
if (!address.IsValid())
throw JSONRPCError(-5, string("Invalid Bitcoin address:")+s.name_);
if (setAddress.count(address))
throw JSONRPCError(-8, string("Invalid parameter, duplicated address: ")+s.name_);
setAddress.insert(address);
CScript scriptPubKey;
scriptPubKey.SetDestination(address.Get());
int64 nAmount = AmountFromValue(s.value_);
totalAmount += nAmount;
vecSend.push_back(make_pair(scriptPubKey, nAmount));
}
EnsureWalletIsUnlocked();
// Check funds
int64 nBalance = GetAccountBalance(strAccount, nMinDepth);
if (totalAmount > nBalance)
throw JSONRPCError(-6, "Account has insufficient funds");
// Send
CReserveKey keyChange(pwalletMain);
int64 nFeeRequired = 0;
bool fCreated = pwalletMain->CreateTransaction(vecSend, wtx, keyChange, nFeeRequired);
if (!fCreated)
{
if (totalAmount + nFeeRequired > pwalletMain->GetBalance())
throw JSONRPCError(-6, "Insufficient funds");
throw JSONRPCError(-4, "Transaction creation failed");
}
if (!pwalletMain->CommitTransaction(wtx, keyChange))
throw JSONRPCError(-4, "Transaction commit failed");
return wtx.GetHash().GetHex();
}
Value addmultisigaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 2 || params.size() > 3)
{
string msg = "addmultisigaddress <nrequired> <'[\"key\",\"key\"]'> [account]\n"
"Add a nrequired-to-sign multisignature address to the wallet\"\n"
"each key is a Bitcoin address or hex-encoded public key\n"
"If [account] is specified, assign address to [account].";
throw runtime_error(msg);
}
int nRequired = params[0].get_int();
const Array& keys = params[1].get_array();
string strAccount;
if (params.size() > 2)
strAccount = AccountFromValue(params[2]);
// Gather public keys
if (nRequired < 1)
throw runtime_error("a multisignature address must require at least one key to redeem");
if ((int)keys.size() < nRequired)
throw runtime_error(
strprintf("not enough keys supplied "
"(got %d keys, but need at least %d to redeem)", keys.size(), nRequired));
std::vector<CKey> pubkeys;
pubkeys.resize(keys.size());
for (unsigned int i = 0; i < keys.size(); i++)
{
const std::string& ks = keys[i].get_str();
// Case 1: Bitcoin address and we have full public key:
CBitcoinAddress address(ks);
if (address.IsValid())
{
CKeyID keyID;
if (!address.GetKeyID(keyID))
throw runtime_error(
strprintf("%s does not refer to a key",ks.c_str()));
CPubKey vchPubKey;
if (!pwalletMain->GetPubKey(keyID, vchPubKey))
throw runtime_error(
strprintf("no full public key for address %s",ks.c_str()));
if (!vchPubKey.IsValid() || !pubkeys[i].SetPubKey(vchPubKey))
throw runtime_error(" Invalid public key: "+ks);
}
// Case 2: hex public key
else if (IsHex(ks))
{
CPubKey vchPubKey(ParseHex(ks));
if (!vchPubKey.IsValid() || !pubkeys[i].SetPubKey(vchPubKey))
throw runtime_error(" Invalid public key: "+ks);
}
else
{
throw runtime_error(" Invalid public key: "+ks);
}
}
// Construct using pay-to-script-hash:
CScript inner;
inner.SetMultisig(nRequired, pubkeys);
CScriptID innerID = inner.GetID();
pwalletMain->AddCScript(inner);
pwalletMain->SetAddressBookName(innerID, strAccount);
return CBitcoinAddress(innerID).ToString();
}
struct tallyitem
{
int64 nAmount;
int nConf;
tallyitem()
{
nAmount = 0;
nConf = std::numeric_limits<int>::max();
}
};
Value ListReceived(const Array& params, bool fByAccounts)
{
// Minimum confirmations
int nMinDepth = 1;
if (params.size() > 0)
nMinDepth = params[0].get_int();
// Whether to include empty accounts
bool fIncludeEmpty = false;
if (params.size() > 1)
fIncludeEmpty = params[1].get_bool();
// Tally
map<CBitcoinAddress, tallyitem> mapTally;
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
if (wtx.IsCoinBase() || !wtx.IsFinal())
continue;
int nDepth = wtx.GetDepthInMainChain();
if (nDepth < nMinDepth)
continue;
BOOST_FOREACH(const CTxOut& txout, wtx.vout)
{
CTxDestination address;
if (!ExtractDestination(txout.scriptPubKey, address) || !IsMine(*pwalletMain, address))
continue;
tallyitem& item = mapTally[address];
item.nAmount += txout.nValue;
item.nConf = min(item.nConf, nDepth);
}
}
// Reply
Array ret;
map<string, tallyitem> mapAccountTally;
BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress, string)& item, pwalletMain->mapAddressBook)
{
const CBitcoinAddress& address = item.first;
const string& strAccount = item.second;
map<CBitcoinAddress, tallyitem>::iterator it = mapTally.find(address);
if (it == mapTally.end() && !fIncludeEmpty)
continue;
int64 nAmount = 0;
int nConf = std::numeric_limits<int>::max();
if (it != mapTally.end())
{
nAmount = (*it).second.nAmount;
nConf = (*it).second.nConf;
}
if (fByAccounts)
{
tallyitem& item = mapAccountTally[strAccount];
item.nAmount += nAmount;
item.nConf = min(item.nConf, nConf);
}
else
{
Object obj;
obj.push_back(Pair("address", address.ToString()));
obj.push_back(Pair("account", strAccount));
obj.push_back(Pair("amount", ValueFromAmount(nAmount)));
obj.push_back(Pair("confirmations", (nConf == std::numeric_limits<int>::max() ? 0 : nConf)));
ret.push_back(obj);
}
}
if (fByAccounts)
{
for (map<string, tallyitem>::iterator it = mapAccountTally.begin(); it != mapAccountTally.end(); ++it)
{
int64 nAmount = (*it).second.nAmount;
int nConf = (*it).second.nConf;
Object obj;
obj.push_back(Pair("account", (*it).first));
obj.push_back(Pair("amount", ValueFromAmount(nAmount)));
obj.push_back(Pair("confirmations", (nConf == std::numeric_limits<int>::max() ? 0 : nConf)));
ret.push_back(obj);
}
}
return ret;
}
Value listreceivedbyaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
"listreceivedbyaddress [minconf=1] [includeempty=false]\n"
"[minconf] is the minimum number of confirmations before payments are included.\n"
"[includeempty] whether to include addresses that haven't received any payments.\n"
"Returns an array of objects containing:\n"
" \"address\" : receiving address\n"
" \"account\" : the account of the receiving address\n"
" \"amount\" : total amount received by the address\n"
" \"confirmations\" : number of confirmations of the most recent transaction included");
return ListReceived(params, false);
}
Value listreceivedbyaccount(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
"listreceivedbyaccount [minconf=1] [includeempty=false]\n"
"[minconf] is the minimum number of confirmations before payments are included.\n"
"[includeempty] whether to include accounts that haven't received any payments.\n"
"Returns an array of objects containing:\n"
" \"account\" : the account of the receiving addresses\n"
" \"amount\" : total amount received by addresses with this account\n"
" \"confirmations\" : number of confirmations of the most recent transaction included");
return ListReceived(params, true);
}
void ListTransactions(const CWalletTx& wtx, const string& strAccount, int nMinDepth, bool fLong, Array& ret)
{
int64 nGeneratedImmature, nGeneratedMature, nFee;
string strSentAccount;
list<pair<CTxDestination, int64> > listReceived;
list<pair<CTxDestination, int64> > listSent;
wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
bool fAllAccounts = (strAccount == string("*"));
// Generated blocks assigned to account ""
if ((nGeneratedMature+nGeneratedImmature) != 0 && (fAllAccounts || strAccount == ""))
{
Object entry;
entry.push_back(Pair("account", string("")));
if (nGeneratedImmature)
{
entry.push_back(Pair("category", wtx.GetDepthInMainChain() ? "immature" : "orphan"));
entry.push_back(Pair("amount", ValueFromAmount(nGeneratedImmature)));
}
else
{
entry.push_back(Pair("category", "generate"));
entry.push_back(Pair("amount", ValueFromAmount(nGeneratedMature)));
}
if (fLong)
WalletTxToJSON(wtx, entry);
ret.push_back(entry);
}
// Sent
if ((!listSent.empty() || nFee != 0) && (fAllAccounts || strAccount == strSentAccount))
{
BOOST_FOREACH(const PAIRTYPE(CTxDestination, int64)& s, listSent)
{
Object entry;
entry.push_back(Pair("account", strSentAccount));
entry.push_back(Pair("address", CBitcoinAddress(s.first).ToString()));
entry.push_back(Pair("category", "send"));
entry.push_back(Pair("amount", ValueFromAmount(-s.second)));
entry.push_back(Pair("fee", ValueFromAmount(-nFee)));
if (fLong)
WalletTxToJSON(wtx, entry);
ret.push_back(entry);
}
}
// Received
if (listReceived.size() > 0 && wtx.GetDepthInMainChain() >= nMinDepth)
{
BOOST_FOREACH(const PAIRTYPE(CTxDestination, int64)& r, listReceived)
{
string account;
if (pwalletMain->mapAddressBook.count(r.first))
account = pwalletMain->mapAddressBook[r.first];
if (fAllAccounts || (account == strAccount))
{
Object entry;
entry.push_back(Pair("account", account));
entry.push_back(Pair("address", CBitcoinAddress(r.first).ToString()));
entry.push_back(Pair("category", "receive"));
entry.push_back(Pair("amount", ValueFromAmount(r.second)));
if (fLong)
WalletTxToJSON(wtx, entry);
ret.push_back(entry);
}
}
}
}
void AcentryToJSON(const CAccountingEntry& acentry, const string& strAccount, Array& ret)
{
bool fAllAccounts = (strAccount == string("*"));
if (fAllAccounts || acentry.strAccount == strAccount)
{
Object entry;
entry.push_back(Pair("account", acentry.strAccount));
entry.push_back(Pair("category", "move"));
entry.push_back(Pair("time", (boost::int64_t)acentry.nTime));
entry.push_back(Pair("amount", ValueFromAmount(acentry.nCreditDebit)));
entry.push_back(Pair("otheraccount", acentry.strOtherAccount));
entry.push_back(Pair("comment", acentry.strComment));
ret.push_back(entry);
}
}
Value listtransactions(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 3)
throw runtime_error(
"listtransactions [account] [count=10] [from=0]\n"
"Returns up to [count] most recent transactions skipping the first [from] transactions for account [account].");
string strAccount = "*";
if (params.size() > 0)
strAccount = params[0].get_str();
int nCount = 10;
if (params.size() > 1)
nCount = params[1].get_int();
int nFrom = 0;
if (params.size() > 2)
nFrom = params[2].get_int();
if (nCount < 0)
throw JSONRPCError(-8, "Negative count");
if (nFrom < 0)
throw JSONRPCError(-8, "Negative from");
Array ret;
CWalletDB walletdb(pwalletMain->strWalletFile);
// First: get all CWalletTx and CAccountingEntry into a sorted-by-time multimap.
typedef pair<CWalletTx*, CAccountingEntry*> TxPair;
typedef multimap<int64, TxPair > TxItems;
TxItems txByTime;
// Note: maintaining indices in the database of (account,time) --> txid and (account, time) --> acentry
// would make this much faster for applications that do this a lot.
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
CWalletTx* wtx = &((*it).second);
txByTime.insert(make_pair(wtx->GetTxTime(), TxPair(wtx, (CAccountingEntry*)0)));
}
list<CAccountingEntry> acentries;
walletdb.ListAccountCreditDebit(strAccount, acentries);
BOOST_FOREACH(CAccountingEntry& entry, acentries)
{
txByTime.insert(make_pair(entry.nTime, TxPair((CWalletTx*)0, &entry)));
}
// iterate backwards until we have nCount items to return:
for (TxItems::reverse_iterator it = txByTime.rbegin(); it != txByTime.rend(); ++it)
{
CWalletTx *const pwtx = (*it).second.first;
if (pwtx != 0)
ListTransactions(*pwtx, strAccount, 0, true, ret);
CAccountingEntry *const pacentry = (*it).second.second;
if (pacentry != 0)
AcentryToJSON(*pacentry, strAccount, ret);
if ((int)ret.size() >= (nCount+nFrom)) break;
}
// ret is newest to oldest
if (nFrom > (int)ret.size())
nFrom = ret.size();
if ((nFrom + nCount) > (int)ret.size())
nCount = ret.size() - nFrom;
Array::iterator first = ret.begin();
std::advance(first, nFrom);
Array::iterator last = ret.begin();
std::advance(last, nFrom+nCount);
if (last != ret.end()) ret.erase(last, ret.end());
if (first != ret.begin()) ret.erase(ret.begin(), first);
std::reverse(ret.begin(), ret.end()); // Return oldest to newest
return ret;
}
Value listaccounts(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"listaccounts [minconf=1]\n"
"Returns Object that has account names as keys, account balances as values.");
int nMinDepth = 1;
if (params.size() > 0)
nMinDepth = params[0].get_int();
map<string, int64> mapAccountBalances;
BOOST_FOREACH(const PAIRTYPE(CTxDestination, string)& entry, pwalletMain->mapAddressBook) {
if (IsMine(*pwalletMain, entry.first)) // This address belongs to me
mapAccountBalances[entry.second] = 0;
}
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); ++it)
{
const CWalletTx& wtx = (*it).second;
int64 nGeneratedImmature, nGeneratedMature, nFee;
string strSentAccount;
list<pair<CTxDestination, int64> > listReceived;
list<pair<CTxDestination, int64> > listSent;
wtx.GetAmounts(nGeneratedImmature, nGeneratedMature, listReceived, listSent, nFee, strSentAccount);
mapAccountBalances[strSentAccount] -= nFee;
BOOST_FOREACH(const PAIRTYPE(CTxDestination, int64)& s, listSent)
mapAccountBalances[strSentAccount] -= s.second;
if (wtx.GetDepthInMainChain() >= nMinDepth)
{
mapAccountBalances[""] += nGeneratedMature;
BOOST_FOREACH(const PAIRTYPE(CTxDestination, int64)& r, listReceived)
if (pwalletMain->mapAddressBook.count(r.first))
mapAccountBalances[pwalletMain->mapAddressBook[r.first]] += r.second;
else
mapAccountBalances[""] += r.second;
}
}
list<CAccountingEntry> acentries;
CWalletDB(pwalletMain->strWalletFile).ListAccountCreditDebit("*", acentries);
BOOST_FOREACH(const CAccountingEntry& entry, acentries)
mapAccountBalances[entry.strAccount] += entry.nCreditDebit;
Object ret;
BOOST_FOREACH(const PAIRTYPE(string, int64)& accountBalance, mapAccountBalances) {
ret.push_back(Pair(accountBalance.first, ValueFromAmount(accountBalance.second)));
}
return ret;
}
Value listsinceblock(const Array& params, bool fHelp)
{
if (fHelp)
throw runtime_error(
"listsinceblock [blockhash] [target-confirmations]\n"
"Get all transactions in blocks since block [blockhash], or all transactions if omitted");
CBlockIndex *pindex = NULL;
int target_confirms = 1;
if (params.size() > 0)
{
uint256 blockId = 0;
blockId.SetHex(params[0].get_str());
pindex = CBlockLocator(blockId).GetBlockIndex();
}
if (params.size() > 1)
{
target_confirms = params[1].get_int();
if (target_confirms < 1)
throw JSONRPCError(-8, "Invalid parameter");
}
int depth = pindex ? (1 + nBestHeight - pindex->nHeight) : -1;
Array transactions;
for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin(); it != pwalletMain->mapWallet.end(); it++)
{
CWalletTx tx = (*it).second;
if (depth == -1 || tx.GetDepthInMainChain() < depth)
ListTransactions(tx, "*", 0, true, transactions);
}
uint256 lastblock;
if (target_confirms == 1)
{
lastblock = hashBestChain;
}
else
{
int target_height = pindexBest->nHeight + 1 - target_confirms;
CBlockIndex *block;
for (block = pindexBest;
block && block->nHeight > target_height;
block = block->pprev) { }
lastblock = block ? block->GetBlockHash() : 0;
}
Object ret;
ret.push_back(Pair("transactions", transactions));
ret.push_back(Pair("lastblock", lastblock.GetHex()));
return ret;
}
void
AnyTxToJSON(const uint256 hash, const CTransaction* ptx, Object& entry, const Object& decompositions)
{
if (pwalletMain->mapWallet.count(hash))
{
const CWalletTx& wtx = pwalletMain->mapWallet[hash];
TxToJSON(wtx, entry, decompositions);
int64 nCredit = wtx.GetCredit();
int64 nDebit = wtx.GetDebit();
int64 nNet = nCredit - nDebit;
int64 nFee = (wtx.IsFromMe() ? wtx.GetValueOut() - nDebit : 0);
entry.push_back(Pair("amount", ValueFromAmount(nNet - nFee)));
if (wtx.IsFromMe())
entry.push_back(Pair("fee", ValueFromAmount(nFee)));
WalletTxToJSON(wtx, entry);
Array details;
ListTransactions(pwalletMain->mapWallet[hash], "*", 0, false, details);
entry.push_back(Pair("details", details));
}
else
{
CTransaction tx;
uint256 hashBlock = 0;
if ((!ptx) && GetTransaction(hash, tx, hashBlock))
ptx = &tx;
if (ptx)
{
entry.push_back(Pair("txid", hash.GetHex()));
TxToJSON(*ptx, entry, decompositions);
if (hashBlock == 0)
entry.push_back(Pair("confirmations", 0));
else
{
entry.push_back(Pair("blockhash", hashBlock.GetHex()));
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hashBlock);
if (mi != mapBlockIndex.end() && (*mi).second)
{
CBlockIndex* pindex = (*mi).second;
if (pindex->IsInMainChain())
{
entry.push_back(Pair("confirmations", 1 + nBestHeight - pindex->nHeight));
entry.push_back(Pair("time", (boost::int64_t)pindex->nTime));
}
else
entry.push_back(Pair("confirmations", 0));
}
}
}
else
throw JSONRPCError(-5, "No information available about transaction");
}
}
Value gettransaction(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"gettransaction <txid> [decompositions]\n"
"Get detailed information about <txid>");
uint256 hash;
hash.SetHex(params[0].get_str());
Object entry;
AnyTxToJSON(hash, NULL, entry,
(params.size() > 1) ? params[1].get_obj() : emptyobj);
return entry;
}
Value backupwallet(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"backupwallet <destination>\n"
"Safely copies wallet.dat to destination, which can be a directory or a path with filename.");
string strDest = params[0].get_str();
BackupWallet(*pwalletMain, strDest);
return Value::null;
}
Value keypoolrefill(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 0)
throw runtime_error(
"keypoolrefill\n"
"Fills the keypool."
+ HelpRequiringPassphrase());
EnsureWalletIsUnlocked();
pwalletMain->TopUpKeyPool();
if (pwalletMain->GetKeyPoolSize() < GetArg("-keypool", 100))
throw JSONRPCError(-4, "Error refreshing keypool.");
return Value::null;
}
void ThreadTopUpKeyPool(void* parg)
{
pwalletMain->TopUpKeyPool();
}
void ThreadCleanWalletPassphrase(void* parg)
{
int64 nMyWakeTime = GetTimeMillis() + *((int64*)parg) * 1000;
ENTER_CRITICAL_SECTION(cs_nWalletUnlockTime);
if (nWalletUnlockTime == 0)
{
nWalletUnlockTime = nMyWakeTime;
do
{
if (nWalletUnlockTime==0)
break;
int64 nToSleep = nWalletUnlockTime - GetTimeMillis();
if (nToSleep <= 0)
break;
LEAVE_CRITICAL_SECTION(cs_nWalletUnlockTime);
Sleep(nToSleep);
ENTER_CRITICAL_SECTION(cs_nWalletUnlockTime);
} while(1);
if (nWalletUnlockTime)
{
nWalletUnlockTime = 0;
pwalletMain->Lock();
}
}
else
{
if (nWalletUnlockTime < nMyWakeTime)
nWalletUnlockTime = nMyWakeTime;
}
LEAVE_CRITICAL_SECTION(cs_nWalletUnlockTime);
delete (int64*)parg;
}
Value walletpassphrase(const Array& params, bool fHelp)
{
if (pwalletMain->IsCrypted() && (fHelp || params.size() != 2))
throw runtime_error(
"walletpassphrase <passphrase> <timeout>\n"
"Stores the wallet decryption key in memory for <timeout> seconds.");
if (fHelp)
return true;
if (!pwalletMain->IsCrypted())
throw JSONRPCError(-15, "Error: running with an unencrypted wallet, but walletpassphrase was called.");
if (!pwalletMain->IsLocked())
throw JSONRPCError(-17, "Error: Wallet is already unlocked.");
// Note that the walletpassphrase is stored in params[0] which is not mlock()ed
SecureString strWalletPass;
strWalletPass.reserve(100);
// TODO: get rid of this .c_str() by implementing SecureString::operator=(std::string)
// Alternately, find a way to make params[0] mlock()'d to begin with.
strWalletPass = params[0].get_str().c_str();
if (strWalletPass.length() > 0)
{
if (!pwalletMain->Unlock(strWalletPass))
throw JSONRPCError(-14, "Error: The wallet passphrase entered was incorrect.");
}
else
throw runtime_error(
"walletpassphrase <passphrase> <timeout>\n"
"Stores the wallet decryption key in memory for <timeout> seconds.");
CreateThread(ThreadTopUpKeyPool, NULL);
int64* pnSleepTime = new int64(params[1].get_int64());
CreateThread(ThreadCleanWalletPassphrase, pnSleepTime);
return Value::null;
}
Value walletpassphrasechange(const Array& params, bool fHelp)
{
if (pwalletMain->IsCrypted() && (fHelp || params.size() != 2))
throw runtime_error(
"walletpassphrasechange <oldpassphrase> <newpassphrase>\n"
"Changes the wallet passphrase from <oldpassphrase> to <newpassphrase>.");
if (fHelp)
return true;
if (!pwalletMain->IsCrypted())
throw JSONRPCError(-15, "Error: running with an unencrypted wallet, but walletpassphrasechange was called.");
// TODO: get rid of these .c_str() calls by implementing SecureString::operator=(std::string)
// Alternately, find a way to make params[0] mlock()'d to begin with.
SecureString strOldWalletPass;
strOldWalletPass.reserve(100);
strOldWalletPass = params[0].get_str().c_str();
SecureString strNewWalletPass;
strNewWalletPass.reserve(100);
strNewWalletPass = params[1].get_str().c_str();
if (strOldWalletPass.length() < 1 || strNewWalletPass.length() < 1)
throw runtime_error(
"walletpassphrasechange <oldpassphrase> <newpassphrase>\n"
"Changes the wallet passphrase from <oldpassphrase> to <newpassphrase>.");
if (!pwalletMain->ChangeWalletPassphrase(strOldWalletPass, strNewWalletPass))
throw JSONRPCError(-14, "Error: The wallet passphrase entered was incorrect.");
return Value::null;
}
Value walletlock(const Array& params, bool fHelp)
{
if (pwalletMain->IsCrypted() && (fHelp || params.size() != 0))
throw runtime_error(
"walletlock\n"
"Removes the wallet encryption key from memory, locking the wallet.\n"
"After calling this method, you will need to call walletpassphrase again\n"
"before being able to call any methods which require the wallet to be unlocked.");
if (fHelp)
return true;
if (!pwalletMain->IsCrypted())
throw JSONRPCError(-15, "Error: running with an unencrypted wallet, but walletlock was called.");
{
LOCK(cs_nWalletUnlockTime);
pwalletMain->Lock();
nWalletUnlockTime = 0;
}
return Value::null;
}
Value encryptwallet(const Array& params, bool fHelp)
{
if (!pwalletMain->IsCrypted() && (fHelp || params.size() != 1))
throw runtime_error(
"encryptwallet <passphrase>\n"
"Encrypts the wallet with <passphrase>.");
if (fHelp)
return true;
if (pwalletMain->IsCrypted())
throw JSONRPCError(-15, "Error: running with an encrypted wallet, but encryptwallet was called.");
// TODO: get rid of this .c_str() by implementing SecureString::operator=(std::string)
// Alternately, find a way to make params[0] mlock()'d to begin with.
SecureString strWalletPass;
strWalletPass.reserve(100);
strWalletPass = params[0].get_str().c_str();
if (strWalletPass.length() < 1)
throw runtime_error(
"encryptwallet <passphrase>\n"
"Encrypts the wallet with <passphrase>.");
if (!pwalletMain->EncryptWallet(strWalletPass))
throw JSONRPCError(-16, "Error: Failed to encrypt the wallet.");
// BDB seems to have a bad habit of writing old data into
// slack space in .dat files; that is bad if the old data is
// unencrypted private keys. So:
uiInterface.QueueShutdown();
return "wallet encrypted; Bitcoin server stopping, restart to run with encrypted wallet";
}
class DescribeAddressVisitor : public boost::static_visitor<Object>
{
public:
Object operator()(const CNoDestination &dest) const { return Object(); }
Object operator()(const CKeyID &keyID) const {
Object obj;
CPubKey vchPubKey;
pwalletMain->GetPubKey(keyID, vchPubKey);
obj.push_back(Pair("isscript", false));
obj.push_back(Pair("pubkey", HexStr(vchPubKey.Raw())));
obj.push_back(Pair("iscompressed", vchPubKey.IsCompressed()));
return obj;
}
Object operator()(const CScriptID &scriptID) const {
Object obj;
obj.push_back(Pair("isscript", true));
CScript subscript;
pwalletMain->GetCScript(scriptID, subscript);
std::vector<CTxDestination> addresses;
txnouttype whichType;
int nRequired;
ExtractDestinations(subscript, whichType, addresses, nRequired);
obj.push_back(Pair("script", GetTxnOutputType(whichType)));
Array a;
BOOST_FOREACH(const CTxDestination& addr, addresses)
a.push_back(CBitcoinAddress(addr).ToString());
obj.push_back(Pair("addresses", a));
if (whichType == TX_MULTISIG)
obj.push_back(Pair("sigsrequired", nRequired));
return obj;
}
};
Value validateaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"validateaddress <bitcoinaddress>\n"
"Return information about <bitcoinaddress>.");
CBitcoinAddress address(params[0].get_str());
bool isValid = address.IsValid();
Object ret;
ret.push_back(Pair("isvalid", isValid));
if (isValid)
{
CTxDestination dest = address.Get();
string currentAddress = address.ToString();
ret.push_back(Pair("address", currentAddress));
bool fMine = IsMine(*pwalletMain, dest);
ret.push_back(Pair("ismine", fMine));
if (fMine) {
Object detail = boost::apply_visitor(DescribeAddressVisitor(), dest);
ret.insert(ret.end(), detail.begin(), detail.end());
}
if (pwalletMain->mapAddressBook.count(dest))
ret.push_back(Pair("account", pwalletMain->mapAddressBook[dest]));
}
return ret;
}
Value getwork(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"getwork [data]\n"
"If [data] is not specified, returns formatted hash data to work on:\n"
" \"midstate\" : precomputed hash state after hashing the first half of the data (DEPRECATED)\n" // deprecated
" \"data\" : block data\n"
" \"hash1\" : formatted hash buffer for second hash (DEPRECATED)\n" // deprecated
" \"target\" : little endian hash target\n"
"If [data] is specified, tries to solve the block and returns true if it was successful.");
if (vNodes.empty())
throw JSONRPCError(-9, "Bitcoin is not connected!");
if (IsInitialBlockDownload())
throw JSONRPCError(-10, "Bitcoin is downloading blocks...");
typedef map<uint256, pair<CBlock*, CScript> > mapNewBlock_t;
static mapNewBlock_t mapNewBlock; // FIXME: thread safety
static vector<CBlock*> vNewBlock;
static CReserveKey reservekey(pwalletMain);
if (params.size() == 0)
{
// Update block
static unsigned int nTransactionsUpdatedLast;
static CBlockIndex* pindexPrev;
static int64 nStart;
static CBlock* pblock;
if (pindexPrev != pindexBest ||
(nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
{
if (pindexPrev != pindexBest)
{
// Deallocate old blocks since they're obsolete now
mapNewBlock.clear();
BOOST_FOREACH(CBlock* pblock, vNewBlock)
delete pblock;
vNewBlock.clear();
}
nTransactionsUpdatedLast = nTransactionsUpdated;
pindexPrev = pindexBest;
nStart = GetTime();
// Create new block
pblock = CreateNewBlock(reservekey);
if (!pblock)
throw JSONRPCError(-7, "Out of memory");
vNewBlock.push_back(pblock);
}
// Update nTime
pblock->UpdateTime(pindexPrev);
pblock->nNonce = 0;
// Update nExtraNonce
static unsigned int nExtraNonce = 0;
IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
// Save
mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, pblock->vtx[0].vin[0].scriptSig);
// Prebuild hash buffers
char pmidstate[32];
char pdata[128];
char phash1[64];
FormatHashBuffers(pblock, pmidstate, pdata, phash1);
uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
Object result;
result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate)))); // deprecated
result.push_back(Pair("data", HexStr(BEGIN(pdata), END(pdata))));
result.push_back(Pair("hash1", HexStr(BEGIN(phash1), END(phash1)))); // deprecated
result.push_back(Pair("target", HexStr(BEGIN(hashTarget), END(hashTarget))));
return result;
}
else
{
// Parse parameters
vector<unsigned char> vchData = ParseHex(params[0].get_str());
if (vchData.size() != 128)
throw JSONRPCError(-8, "Invalid parameter");
CBlock* pdata = (CBlock*)&vchData[0];
// Byte reverse
for (int i = 0; i < 128/4; i++)
((unsigned int*)pdata)[i] = ByteReverse(((unsigned int*)pdata)[i]);
// Get saved block
if (!mapNewBlock.count(pdata->hashMerkleRoot))
return false;
CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
pblock->nTime = pdata->nTime;
pblock->nNonce = pdata->nNonce;
pblock->vtx[0].vin[0].scriptSig = mapNewBlock[pdata->hashMerkleRoot].second;
pblock->hashMerkleRoot = pblock->BuildMerkleTree();
return CheckWork(pblock, *pwalletMain, reservekey);
}
}
Value getmemorypool(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"getmemorypool [data]\n"
"If [data] is not specified, returns data needed to construct a block to work on:\n"
" \"version\" : block version\n"
" \"previousblockhash\" : hash of current highest block\n"
" \"transactions\" : contents of non-coinbase transactions that should be included in the next block\n"
" \"coinbasevalue\" : maximum allowable input to coinbase transaction, including the generation award and transaction fees\n"
" \"coinbaseflags\" : data that should be included in coinbase so support for new features can be judged\n"
" \"time\" : timestamp appropriate for next block\n"
" \"mintime\" : minimum timestamp appropriate for next block\n"
" \"curtime\" : current timestamp\n"
" \"bits\" : compressed target of next block\n"
"If [data] is specified, tries to solve the block and returns true if it was successful.");
if (params.size() == 0)
{
if (vNodes.empty())
throw JSONRPCError(-9, "Bitcoin is not connected!");
if (IsInitialBlockDownload())
throw JSONRPCError(-10, "Bitcoin is downloading blocks...");
static CReserveKey reservekey(pwalletMain);
// Update block
static unsigned int nTransactionsUpdatedLast;
static CBlockIndex* pindexPrev;
static int64 nStart;
static CBlock* pblock;
if (pindexPrev != pindexBest ||
(nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 5))
{
nTransactionsUpdatedLast = nTransactionsUpdated;
pindexPrev = pindexBest;
nStart = GetTime();
// Create new block
if(pblock)
delete pblock;
pblock = CreateNewBlock(reservekey);
if (!pblock)
throw JSONRPCError(-7, "Out of memory");
}
// Update nTime
pblock->UpdateTime(pindexPrev);
pblock->nNonce = 0;
Array transactions;
BOOST_FOREACH(CTransaction tx, pblock->vtx) {
if(tx.IsCoinBase())
continue;
CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
ssTx << tx;
transactions.push_back(HexStr(ssTx.begin(), ssTx.end()));
}
Object result;
result.push_back(Pair("version", pblock->nVersion));
result.push_back(Pair("previousblockhash", pblock->hashPrevBlock.GetHex()));
result.push_back(Pair("transactions", transactions));
result.push_back(Pair("coinbasevalue", (int64_t)pblock->vtx[0].vout[0].nValue));
result.push_back(Pair("coinbaseflags", HexStr(COINBASE_FLAGS.begin(), COINBASE_FLAGS.end())));
result.push_back(Pair("time", (int64_t)pblock->nTime));
result.push_back(Pair("mintime", (int64_t)pindexPrev->GetMedianTimePast()+1));
result.push_back(Pair("curtime", (int64_t)GetAdjustedTime()));
result.push_back(Pair("bits", HexBits(pblock->nBits)));
return result;
}
else
{
// Parse parameters
CDataStream ssBlock(ParseHex(params[0].get_str()), SER_NETWORK, PROTOCOL_VERSION);
CBlock pblock;
ssBlock >> pblock;
return ProcessBlock(NULL, &pblock);
}
}
Value getblockhash(const Array& params, bool fHelp)
{
if (fHelp || params.size() != 1)
throw runtime_error(
"getblockhash <index>\n"
"Returns hash of block in best-block-chain at <index>.");
int nHeight = params[0].get_int();
if (nHeight < 0 || nHeight > nBestHeight)
throw runtime_error("Block number out of range.");
CBlock block;
CBlockIndex* pblockindex = mapBlockIndex[hashBestChain];
while (pblockindex->nHeight > nHeight)
pblockindex = pblockindex->pprev;
return pblockindex->phashBlock->GetHex();
}
Value getblock(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"getblock <hash> [decompositions]\n"
"Returns details of a block with given block-hash.");
std::string strHash = params[0].get_str();
uint256 hash(strHash);
if (mapBlockIndex.count(hash) == 0)
throw JSONRPCError(-5, "Block not found");
CBlock block;
CBlockIndex* pblockindex = mapBlockIndex[hash];
block.ReadFromDisk(pblockindex, true);
return blockToJSON(block, pblockindex,
(params.size() > 1) ? params[1].get_obj() : emptyobj);
}
Value sendrawtx(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 1)
throw runtime_error(
"sendrawtx <hex string>\n"
"Submits raw transaction (serialized, hex-encoded) to local node and network.");
// parse hex string from parameter
vector<unsigned char> txData(ParseHex(params[0].get_str()));
CDataStream ssData(txData, SER_NETWORK, PROTOCOL_VERSION);
CTransaction tx;
// deserialize binary data stream
try {
ssData >> tx;
}
catch (std::exception &e) {
throw JSONRPCError(-22, "TX decode failed");
}
// push to local node
CTxDB txdb("r");
if (!tx.AcceptToMemoryPool(txdb))
throw JSONRPCError(-22, "TX rejected");
SyncWithWallets(tx, NULL, true);
// relay to network
CInv inv(MSG_TX, tx.GetHash());
RelayInventory(inv);
return tx.GetHash().GetHex();
}
//
// Call Table
//
static const CRPCCommand vRPCCommands[] =
{ // name function safe mode?
// ------------------------ ----------------------- ----------
{ "help", &help, true },
{ "stop", &stop, true },
{ "getblockcount", &getblockcount, true },
{ "getconnectioncount", &getconnectioncount, true },
{ "getdifficulty", &getdifficulty, true },
{ "getgenerate", &getgenerate, true },
{ "setgenerate", &setgenerate, true },
{ "gethashespersec", &gethashespersec, true },
{ "getinfo", &getinfo, true },
{ "getmininginfo", &getmininginfo, true },
{ "getnewaddress", &getnewaddress, true },
{ "getaccountaddress", &getaccountaddress, true },
{ "setaccount", &setaccount, true },
{ "getaccount", &getaccount, false },
{ "getaddressesbyaccount", &getaddressesbyaccount, true },
{ "sendtoaddress", &sendtoaddress, false },
{ "getreceivedbyaddress", &getreceivedbyaddress, false },
{ "getreceivedbyaccount", &getreceivedbyaccount, false },
{ "listreceivedbyaddress", &listreceivedbyaddress, false },
{ "listreceivedbyaccount", &listreceivedbyaccount, false },
{ "backupwallet", &backupwallet, true },
{ "keypoolrefill", &keypoolrefill, true },
{ "walletpassphrase", &walletpassphrase, true },
{ "walletpassphrasechange", &walletpassphrasechange, false },
{ "walletlock", &walletlock, true },
{ "encryptwallet", &encryptwallet, false },
{ "validateaddress", &validateaddress, true },
{ "getbalance", &getbalance, false },
{ "move", &movecmd, false },
{ "sendfrom", &sendfrom, false },
{ "sendmany", &sendmany, false },
{ "addmultisigaddress", &addmultisigaddress, false },
{ "getblock", &getblock, false },
{ "getblockhash", &getblockhash, false },
{ "gettransaction", &gettransaction, false },
{ "listtransactions", &listtransactions, false },
{ "signmessage", &signmessage, false },
{ "verifymessage", &verifymessage, false },
{ "getwork", &getwork, true },
{ "listaccounts", &listaccounts, false },
{ "settxfee", &settxfee, false },
{ "getmemorypool", &getmemorypool, true },
{ "listsinceblock", &listsinceblock, false },
{ "dumpprivkey", &dumpprivkey, false },
{ "importprivkey", &importprivkey, false },
{ "sendrawtx", &sendrawtx, false },
};
CRPCTable::CRPCTable()
{
unsigned int vcidx;
for (vcidx = 0; vcidx < (sizeof(vRPCCommands) / sizeof(vRPCCommands[0])); vcidx++)
{
const CRPCCommand *pcmd;
pcmd = &vRPCCommands[vcidx];
mapCommands[pcmd->name] = pcmd;
}
}
const CRPCCommand *CRPCTable::operator[](string name) const
{
map<string, const CRPCCommand*>::const_iterator it = mapCommands.find(name);
if (it == mapCommands.end())
return NULL;
return (*it).second;
}
//
// HTTP protocol
//
// This ain't Apache. We're just using HTTP header for the length field
// and to be compatible with other JSON-RPC implementations.
//
string HTTPPost(const string& strMsg, const map<string,string>& mapRequestHeaders)
{
ostringstream s;
s << "POST / HTTP/1.1\r\n"
<< "User-Agent: bitcoin-json-rpc/" << FormatFullVersion() << "\r\n"
<< "Host: 127.0.0.1\r\n"
<< "Content-Type: application/json\r\n"
<< "Content-Length: " << strMsg.size() << "\r\n"
<< "Connection: close\r\n"
<< "Accept: application/json\r\n";
BOOST_FOREACH(const PAIRTYPE(string, string)& item, mapRequestHeaders)
s << item.first << ": " << item.second << "\r\n";
s << "\r\n" << strMsg;
return s.str();
}
string rfc1123Time()
{
char buffer[64];
time_t now;
time(&now);
struct tm* now_gmt = gmtime(&now);
string locale(setlocale(LC_TIME, NULL));
setlocale(LC_TIME, "C"); // we want posix (aka "C") weekday/month strings
strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S +0000", now_gmt);
setlocale(LC_TIME, locale.c_str());
return string(buffer);
}
static string HTTPReply(int nStatus, const string& strMsg, bool keepalive)
{
if (nStatus == 401)
return strprintf("HTTP/1.0 401 Authorization Required\r\n"
"Date: %s\r\n"
"Server: bitcoin-json-rpc/%s\r\n"
"WWW-Authenticate: Basic realm=\"jsonrpc\"\r\n"
"Content-Type: text/html\r\n"
"Content-Length: 296\r\n"
"\r\n"
"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\r\n"
"\"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd\">\r\n"
"<HTML>\r\n"
"<HEAD>\r\n"
"<TITLE>Error</TITLE>\r\n"
"<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=ISO-8859-1'>\r\n"
"</HEAD>\r\n"
"<BODY><H1>401 Unauthorized.</H1></BODY>\r\n"
"</HTML>\r\n", rfc1123Time().c_str(), FormatFullVersion().c_str());
const char *cStatus;
if (nStatus == 200) cStatus = "OK";
else if (nStatus == 400) cStatus = "Bad Request";
else if (nStatus == 403) cStatus = "Forbidden";
else if (nStatus == 404) cStatus = "Not Found";
else if (nStatus == 500) cStatus = "Internal Server Error";
else cStatus = "";
return strprintf(
"HTTP/1.1 %d %s\r\n"
"Date: %s\r\n"
"Connection: %s\r\n"
"Content-Length: %d\r\n"
"Content-Type: application/json\r\n"
"Server: bitcoin-json-rpc/%s\r\n"
"\r\n"
"%s",
nStatus,
cStatus,
rfc1123Time().c_str(),
keepalive ? "keep-alive" : "close",
strMsg.size(),
FormatFullVersion().c_str(),
strMsg.c_str());
}
int ReadHTTPStatus(std::basic_istream<char>& stream, int &proto)
{
string str;
getline(stream, str);
vector<string> vWords;
boost::split(vWords, str, boost::is_any_of(" "));
if (vWords.size() < 2)
return 500;
proto = 0;
const char *ver = strstr(str.c_str(), "HTTP/1.");
if (ver != NULL)
proto = atoi(ver+7);
return atoi(vWords[1].c_str());
}
int ReadHTTPHeader(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet)
{
int nLen = 0;
loop
{
string str;
std::getline(stream, str);
if (str.empty() || str == "\r")
break;
string::size_type nColon = str.find(":");
if (nColon != string::npos)
{
string strHeader = str.substr(0, nColon);
boost::trim(strHeader);
boost::to_lower(strHeader);
string strValue = str.substr(nColon+1);
boost::trim(strValue);
mapHeadersRet[strHeader] = strValue;
if (strHeader == "content-length")
nLen = atoi(strValue.c_str());
}
}
return nLen;
}
int ReadHTTP(std::basic_istream<char>& stream, map<string, string>& mapHeadersRet, string& strMessageRet)
{
mapHeadersRet.clear();
strMessageRet = "";
// Read status
int nProto = 0;
int nStatus = ReadHTTPStatus(stream, nProto);
// Read header
int nLen = ReadHTTPHeader(stream, mapHeadersRet);
if (nLen < 0 || nLen > (int)MAX_SIZE)
return 500;
// Read message
if (nLen > 0)
{
vector<char> vch(nLen);
stream.read(&vch[0], nLen);
strMessageRet = string(vch.begin(), vch.end());
}
string sConHdr = mapHeadersRet["connection"];
if ((sConHdr != "close") && (sConHdr != "keep-alive"))
{
if (nProto >= 1)
mapHeadersRet["connection"] = "keep-alive";
else
mapHeadersRet["connection"] = "close";
}
return nStatus;
}
bool HTTPAuthorized(map<string, string>& mapHeaders)
{
string strAuth = mapHeaders["authorization"];
if (strAuth.substr(0,6) != "Basic ")
return false;
string strUserPass64 = strAuth.substr(6); boost::trim(strUserPass64);
string strUserPass = DecodeBase64(strUserPass64);
return strUserPass == strRPCUserColonPass;
}
//
// JSON-RPC protocol. Bitcoin speaks version 1.0 for maximum compatibility,
// but uses JSON-RPC 1.1/2.0 standards for parts of the 1.0 standard that were
// unspecified (HTTP errors and contents of 'error').
//
// 1.0 spec: http://json-rpc.org/wiki/specification
// 1.2 spec: http://groups.google.com/group/json-rpc/web/json-rpc-over-http
// http://www.codeproject.com/KB/recipes/JSON_Spirit.aspx
//
string JSONRPCRequest(const string& strMethod, const Array& params, const Value& id)
{
Object request;
request.push_back(Pair("method", strMethod));
request.push_back(Pair("params", params));
request.push_back(Pair("id", id));
return write_string(Value(request), false) + "\n";
}
string JSONRPCReply(const Value& result, const Value& error, const Value& id)
{
Object reply;
if (error.type() != null_type)
reply.push_back(Pair("result", Value::null));
else
reply.push_back(Pair("result", result));
reply.push_back(Pair("error", error));
reply.push_back(Pair("id", id));
return write_string(Value(reply), false) + "\n";
}
void ErrorReply(std::ostream& stream, const Object& objError, const Value& id)
{
// Send error reply from json-rpc error object
int nStatus = 500;
int code = find_value(objError, "code").get_int();
if (code == -32600) nStatus = 400;
else if (code == -32601) nStatus = 404;
string strReply = JSONRPCReply(Value::null, objError, id);
stream << HTTPReply(nStatus, strReply, false) << std::flush;
}
bool ClientAllowed(const string& strAddress)
{
if (strAddress == asio::ip::address_v4::loopback().to_string())
return true;
const vector<string>& vAllow = mapMultiArgs["-rpcallowip"];
BOOST_FOREACH(string strAllow, vAllow)
if (WildcardMatch(strAddress, strAllow))
return true;
return false;
}
//
// IOStream device that speaks SSL but can also speak non-SSL
//
class SSLIOStreamDevice : public iostreams::device<iostreams::bidirectional> {
public:
SSLIOStreamDevice(SSLStream &streamIn, bool fUseSSLIn) : stream(streamIn)
{
fUseSSL = fUseSSLIn;
fNeedHandshake = fUseSSLIn;
}
void handshake(ssl::stream_base::handshake_type role)
{
if (!fNeedHandshake) return;
fNeedHandshake = false;
stream.handshake(role);
}
std::streamsize read(char* s, std::streamsize n)
{
handshake(ssl::stream_base::server); // HTTPS servers read first
if (fUseSSL) return stream.read_some(asio::buffer(s, n));
return stream.next_layer().read_some(asio::buffer(s, n));
}
std::streamsize write(const char* s, std::streamsize n)
{
handshake(ssl::stream_base::client); // HTTPS clients write first
if (fUseSSL) return asio::write(stream, asio::buffer(s, n));
return asio::write(stream.next_layer(), asio::buffer(s, n));
}
bool connect(const std::string& server, const std::string& port)
{
ip::tcp::resolver resolver(stream.get_io_service());
ip::tcp::resolver::query query(server.c_str(), port.c_str());
ip::tcp::resolver::iterator endpoint_iterator = resolver.resolve(query);
ip::tcp::resolver::iterator end;
boost::system::error_code error = asio::error::host_not_found;
while (error && endpoint_iterator != end)
{
stream.lowest_layer().close();
stream.lowest_layer().connect(*endpoint_iterator++, error);
}
if (error)
return false;
return true;
}
private:
bool fNeedHandshake;
bool fUseSSL;
SSLStream& stream;
};
class AcceptedConnection
{
public:
SSLStream sslStream;
SSLIOStreamDevice d;
iostreams::stream<SSLIOStreamDevice> stream;
ip::tcp::endpoint peer;
AcceptedConnection(asio::io_service &io_service, ssl::context &context,
bool fUseSSL) : sslStream(io_service, context), d(sslStream, fUseSSL),
stream(d) { ; }
};
void ThreadRPCServer(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer(parg));
try
{
vnThreadsRunning[THREAD_RPCLISTENER]++;
ThreadRPCServer2(parg);
vnThreadsRunning[THREAD_RPCLISTENER]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_RPCLISTENER]--;
PrintException(&e, "ThreadRPCServer()");
} catch (...) {
vnThreadsRunning[THREAD_RPCLISTENER]--;
PrintException(NULL, "ThreadRPCServer()");
}
printf("ThreadRPCServer exited\n");
}
void ThreadRPCServer2(void* parg)
{
printf("ThreadRPCServer started\n");
strRPCUserColonPass = mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"];
if (mapArgs["-rpcpassword"] == "")
{
unsigned char rand_pwd[32];
RAND_bytes(rand_pwd, 32);
string strWhatAmI = "To use bitcoind";
if (mapArgs.count("-server"))
strWhatAmI = strprintf(_("To use the %s option"), "\"-server\"");
else if (mapArgs.count("-daemon"))
strWhatAmI = strprintf(_("To use the %s option"), "\"-daemon\"");
uiInterface.ThreadSafeMessageBox(strprintf(
_("%s, you must set a rpcpassword in the configuration file:\n %s\n"
"It is recommended you use the following random password:\n"
"rpcuser=bitcoinrpc\n"
"rpcpassword=%s\n"
"(you do not need to remember this password)\n"
"If the file does not exist, create it with owner-readable-only file permissions.\n"),
strWhatAmI.c_str(),
GetConfigFile().string().c_str(),
EncodeBase58(&rand_pwd[0],&rand_pwd[0]+32).c_str()),
_("Error"), CClientUIInterface::OK | CClientUIInterface::MODAL);
uiInterface.QueueShutdown();
return;
}
bool fUseSSL = GetBoolArg("-rpcssl");
asio::ip::address bindAddress = mapArgs.count("-rpcallowip") ? asio::ip::address_v4::any() : asio::ip::address_v4::loopback();
asio::io_service io_service;
ip::tcp::endpoint endpoint(bindAddress, GetArg("-rpcport", 8332));
ip::tcp::acceptor acceptor(io_service);
try
{
acceptor.open(endpoint.protocol());
acceptor.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
acceptor.bind(endpoint);
acceptor.listen(socket_base::max_connections);
}
catch(boost::system::system_error &e)
{
uiInterface.ThreadSafeMessageBox(strprintf(_("An error occured while setting up the RPC port %i for listening: %s"), endpoint.port(), e.what()),
_("Error"), CClientUIInterface::OK | CClientUIInterface::MODAL);
uiInterface.QueueShutdown();
return;
}
ssl::context context(io_service, ssl::context::sslv23);
if (fUseSSL)
{
context.set_options(ssl::context::no_sslv2);
filesystem::path pathCertFile(GetArg("-rpcsslcertificatechainfile", "server.cert"));
if (!pathCertFile.is_complete()) pathCertFile = filesystem::path(GetDataDir()) / pathCertFile;
if (filesystem::exists(pathCertFile)) context.use_certificate_chain_file(pathCertFile.string());
else printf("ThreadRPCServer ERROR: missing server certificate file %s\n", pathCertFile.string().c_str());
filesystem::path pathPKFile(GetArg("-rpcsslprivatekeyfile", "server.pem"));
if (!pathPKFile.is_complete()) pathPKFile = filesystem::path(GetDataDir()) / pathPKFile;
if (filesystem::exists(pathPKFile)) context.use_private_key_file(pathPKFile.string(), ssl::context::pem);
else printf("ThreadRPCServer ERROR: missing server private key file %s\n", pathPKFile.string().c_str());
string strCiphers = GetArg("-rpcsslciphers", "TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH");
SSL_CTX_set_cipher_list(context.impl(), strCiphers.c_str());
}
loop
{
// Accept connection
AcceptedConnection *conn =
new AcceptedConnection(io_service, context, fUseSSL);
vnThreadsRunning[THREAD_RPCLISTENER]--;
acceptor.accept(conn->sslStream.lowest_layer(), conn->peer);
vnThreadsRunning[THREAD_RPCLISTENER]++;
if (fShutdown)
{
delete conn;
return;
}
// Restrict callers by IP. It is important to
// do this before starting client thread, to filter out
// certain DoS and misbehaving clients.
if (!ClientAllowed(conn->peer.address().to_string()))
{
// Only send a 403 if we're not using SSL to prevent a DoS during the SSL handshake.
if (!fUseSSL)
conn->stream << HTTPReply(403, "", false) << std::flush;
delete conn;
}
// start HTTP client thread
else if (!CreateThread(ThreadRPCServer3, conn)) {
printf("Failed to create RPC server client thread\n");
delete conn;
}
}
}
void ThreadRPCServer3(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadRPCServer3(parg));
vnThreadsRunning[THREAD_RPCHANDLER]++;
AcceptedConnection *conn = (AcceptedConnection *) parg;
bool fRun = true;
loop {
if (fShutdown || !fRun)
{
conn->stream.close();
delete conn;
--vnThreadsRunning[THREAD_RPCHANDLER];
return;
}
map<string, string> mapHeaders;
string strRequest;
ReadHTTP(conn->stream, mapHeaders, strRequest);
// Check authorization
if (mapHeaders.count("authorization") == 0)
{
conn->stream << HTTPReply(401, "", false) << std::flush;
break;
}
if (!HTTPAuthorized(mapHeaders))
{
printf("ThreadRPCServer incorrect password attempt from %s\n", conn->peer.address().to_string().c_str());
/* Deter brute-forcing short passwords.
If this results in a DOS the user really
shouldn't have their RPC port exposed.*/
if (mapArgs["-rpcpassword"].size() < 20)
Sleep(250);
conn->stream << HTTPReply(401, "", false) << std::flush;
break;
}
if (mapHeaders["connection"] == "close")
fRun = false;
Value id = Value::null;
try
{
// Parse request
Value valRequest;
if (!read_string(strRequest, valRequest) || valRequest.type() != obj_type)
throw JSONRPCError(-32700, "Parse error");
const Object& request = valRequest.get_obj();
// Parse id now so errors from here on will have the id
id = find_value(request, "id");
// Parse method
Value valMethod = find_value(request, "method");
if (valMethod.type() == null_type)
throw JSONRPCError(-32600, "Missing method");
if (valMethod.type() != str_type)
throw JSONRPCError(-32600, "Method must be a string");
string strMethod = valMethod.get_str();
if (strMethod != "getwork" && strMethod != "getmemorypool")
printf("ThreadRPCServer method=%s\n", strMethod.c_str());
// Parse params
Value valParams = find_value(request, "params");
Array params;
if (valParams.type() == array_type)
params = valParams.get_array();
else if (valParams.type() == null_type)
params = Array();
else
throw JSONRPCError(-32600, "Params must be an array");
Value result = tableRPC.execute(strMethod, params);
// Send reply
string strReply = JSONRPCReply(result, Value::null, id);
conn->stream << HTTPReply(200, strReply, fRun) << std::flush;
}
catch (Object& objError)
{
ErrorReply(conn->stream, objError, id);
break;
}
catch (std::exception& e)
{
ErrorReply(conn->stream, JSONRPCError(-32700, e.what()), id);
break;
}
}
delete conn;
vnThreadsRunning[THREAD_RPCHANDLER]--;
}
json_spirit::Value CRPCTable::execute(const std::string &strMethod, const json_spirit::Array &params) const
{
// Find method
const CRPCCommand *pcmd = tableRPC[strMethod];
if (!pcmd)
throw JSONRPCError(-32601, "Method not found");
// Observe safe mode
string strWarning = GetWarnings("rpc");
if (strWarning != "" && !GetBoolArg("-disablesafemode") &&
!pcmd->okSafeMode)
throw JSONRPCError(-2, string("Safe mode: ") + strWarning);
try
{
// Execute
Value result;
{
LOCK2(cs_main, pwalletMain->cs_wallet);
result = pcmd->actor(params, false);
}
return result;
}
catch (std::exception& e)
{
throw JSONRPCError(-1, e.what());
}
}
Object CallRPC(const string& strMethod, const Array& params)
{
if (mapArgs["-rpcuser"] == "" && mapArgs["-rpcpassword"] == "")
throw runtime_error(strprintf(
_("You must set rpcpassword=<password> in the configuration file:\n%s\n"
"If the file does not exist, create it with owner-readable-only file permissions."),
GetConfigFile().string().c_str()));
// Connect to localhost
bool fUseSSL = GetBoolArg("-rpcssl");
asio::io_service io_service;
ssl::context context(io_service, ssl::context::sslv23);
context.set_options(ssl::context::no_sslv2);
SSLStream sslStream(io_service, context);
SSLIOStreamDevice d(sslStream, fUseSSL);
iostreams::stream<SSLIOStreamDevice> stream(d);
if (!d.connect(GetArg("-rpcconnect", "127.0.0.1"), GetArg("-rpcport", "8332")))
throw runtime_error("couldn't connect to server");
// HTTP basic authentication
string strUserPass64 = EncodeBase64(mapArgs["-rpcuser"] + ":" + mapArgs["-rpcpassword"]);
map<string, string> mapRequestHeaders;
mapRequestHeaders["Authorization"] = string("Basic ") + strUserPass64;
// Send request
string strRequest = JSONRPCRequest(strMethod, params, 1);
string strPost = HTTPPost(strRequest, mapRequestHeaders);
stream << strPost << std::flush;
// Receive reply
map<string, string> mapHeaders;
string strReply;
int nStatus = ReadHTTP(stream, mapHeaders, strReply);
if (nStatus == 401)
throw runtime_error("incorrect rpcuser or rpcpassword (authorization failed)");
else if (nStatus >= 400 && nStatus != 400 && nStatus != 404 && nStatus != 500)
throw runtime_error(strprintf("server returned HTTP error %d", nStatus));
else if (strReply.empty())
throw runtime_error("no response from server");
// Parse reply
Value valReply;
if (!read_string(strReply, valReply))
throw runtime_error("couldn't parse reply from server");
const Object& reply = valReply.get_obj();
if (reply.empty())
throw runtime_error("expected reply to have result, error and id properties");
return reply;
}
template<typename T>
void ConvertTo(Value& value)
{
if (value.type() == str_type)
{
// reinterpret string as unquoted json value
Value value2;
if (!read_string(value.get_str(), value2))
throw runtime_error("type mismatch");
value = value2.get_value<T>();
}
else
{
value = value.get_value<T>();
}
}
// Convert strings to command-specific RPC representation
Array RPCConvertValues(const std::string &strMethod, const std::vector<std::string> &strParams)
{
Array params;
BOOST_FOREACH(const std::string &param, strParams)
params.push_back(param);
int n = params.size();
//
// Special case non-string parameter types
//
if (strMethod == "setgenerate" && n > 0) ConvertTo<bool>(params[0]);
if (strMethod == "setgenerate" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "sendtoaddress" && n > 1) ConvertTo<double>(params[1]);
if (strMethod == "settxfee" && n > 0) ConvertTo<double>(params[0]);
if (strMethod == "getreceivedbyaddress" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "getreceivedbyaccount" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "listreceivedbyaddress" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "listreceivedbyaddress" && n > 1) ConvertTo<bool>(params[1]);
if (strMethod == "listreceivedbyaccount" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "listreceivedbyaccount" && n > 1) ConvertTo<bool>(params[1]);
if (strMethod == "getbalance" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "getblock" && n > 1) ConvertTo<Object>(params[1]);
if (strMethod == "getblockhash" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "gettransaction" && n > 1) ConvertTo<Object>(params[1]);
if (strMethod == "move" && n > 2) ConvertTo<double>(params[2]);
if (strMethod == "move" && n > 3) ConvertTo<boost::int64_t>(params[3]);
if (strMethod == "sendfrom" && n > 2) ConvertTo<double>(params[2]);
if (strMethod == "sendfrom" && n > 3) ConvertTo<boost::int64_t>(params[3]);
if (strMethod == "listtransactions" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "listtransactions" && n > 2) ConvertTo<boost::int64_t>(params[2]);
if (strMethod == "listaccounts" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "walletpassphrase" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "listsinceblock" && n > 1) ConvertTo<boost::int64_t>(params[1]);
if (strMethod == "sendmany" && n > 1) ConvertTo<Object>(params[1]);
if (strMethod == "sendmany" && n > 2) ConvertTo<boost::int64_t>(params[2]);
if (strMethod == "addmultisigaddress" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "addmultisigaddress" && n > 1) ConvertTo<Array>(params[1]);
return params;
}
int CommandLineRPC(int argc, char *argv[])
{
string strPrint;
int nRet = 0;
try
{
// Skip switches
while (argc > 1 && IsSwitchChar(argv[1][0]))
{
argc--;
argv++;
}
// Method
if (argc < 2)
throw runtime_error("too few parameters");
string strMethod = argv[1];
// Parameters default to strings
std::vector<std::string> strParams(&argv[2], &argv[argc]);
Array params = RPCConvertValues(strMethod, strParams);
// Execute
Object reply = CallRPC(strMethod, params);
// Parse reply
const Value& result = find_value(reply, "result");
const Value& error = find_value(reply, "error");
if (error.type() != null_type)
{
// Error
strPrint = "error: " + write_string(error, false);
int code = find_value(error.get_obj(), "code").get_int();
nRet = abs(code);
}
else
{
// Result
if (result.type() == null_type)
strPrint = "";
else if (result.type() == str_type)
strPrint = result.get_str();
else
strPrint = write_string(result, true);
}
}
catch (std::exception& e)
{
strPrint = string("error: ") + e.what();
nRet = 87;
}
catch (...)
{
PrintException(NULL, "CommandLineRPC()");
}
if (strPrint != "")
{
fprintf((nRet == 0 ? stdout : stderr), "%s\n", strPrint.c_str());
}
return nRet;
}
#ifdef TEST
int main(int argc, char *argv[])
{
#ifdef _MSC_VER
// Turn off microsoft heap dump noise
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_WARN, CreateFile("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
#endif
setbuf(stdin, NULL);
setbuf(stdout, NULL);
setbuf(stderr, NULL);
try
{
if (argc >= 2 && string(argv[1]) == "-server")
{
printf("server ready\n");
ThreadRPCServer(NULL);
}
else
{
return CommandLineRPC(argc, argv);
}
}
catch (std::exception& e) {
PrintException(&e, "main()");
} catch (...) {
PrintException(NULL, "main()");
}
return 0;
}
#endif
const CRPCTable tableRPC;
diff --git a/src/init.cpp b/src/init.cpp
index 687cb9a9d..f6f443d77 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -1,707 +1,718 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "db.h"
#include "walletdb.h"
#include "bitcoinrpc.h"
#include "net.h"
#include "init.h"
#include "util.h"
#include "ui_interface.h"
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/filesystem/convenience.hpp>
#include <boost/interprocess/sync/file_lock.hpp>
#include <boost/algorithm/string/predicate.hpp>
#ifndef WIN32
#include <signal.h>
#endif
using namespace std;
using namespace boost;
CWallet* pwalletMain;
CClientUIInterface uiInterface;
//////////////////////////////////////////////////////////////////////////////
//
// Shutdown
//
void ExitTimeout(void* parg)
{
#ifdef WIN32
Sleep(5000);
ExitProcess(0);
#endif
}
void Shutdown(void* parg)
{
static CCriticalSection cs_Shutdown;
static bool fTaken;
bool fFirstThread = false;
{
TRY_LOCK(cs_Shutdown, lockShutdown);
if (lockShutdown)
{
fFirstThread = !fTaken;
fTaken = true;
}
}
static bool fExit;
if (fFirstThread)
{
fShutdown = true;
nTransactionsUpdated++;
bitdb.Flush(false);
StopNode();
bitdb.Flush(true);
boost::filesystem::remove(GetPidFile());
UnregisterWallet(pwalletMain);
delete pwalletMain;
CreateThread(ExitTimeout, NULL);
Sleep(50);
printf("Bitcoin exited\n\n");
fExit = true;
exit(0);
}
else
{
while (!fExit)
Sleep(500);
Sleep(100);
ExitThread(0);
}
}
void HandleSIGTERM(int)
{
fRequestShutdown = true;
}
void HandleSIGHUP(int)
{
fReopenDebugLog = true;
}
//////////////////////////////////////////////////////////////////////////////
//
// Start
//
#if !defined(QT_GUI)
bool AppInit(int argc, char* argv[])
{
bool fRet = false;
try
{
//
// Parameters
//
// If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main()
ParseParameters(argc, argv);
if (!boost::filesystem::is_directory(GetDataDir(false)))
{
fprintf(stderr, "Error: Specified directory does not exist\n");
Shutdown(NULL);
}
ReadConfigFile(mapArgs, mapMultiArgs);
if (mapArgs.count("-?") || mapArgs.count("--help"))
{
// First part of help message is specific to bitcoind / RPC client
std::string strUsage = _("Bitcoin version") + " " + FormatFullVersion() + "\n\n" +
_("Usage:") + "\n" +
" bitcoind [options] " + "\n" +
" bitcoind [options] <command> [params] " + _("Send command to -server or bitcoind") + "\n" +
" bitcoind [options] help " + _("List commands") + "\n" +
" bitcoind [options] help <command> " + _("Get help for a command") + "\n";
strUsage += "\n" + HelpMessage();
fprintf(stderr, "%s", strUsage.c_str());
return false;
}
// Command-line RPC
for (int i = 1; i < argc; i++)
if (!IsSwitchChar(argv[i][0]) && !boost::algorithm::istarts_with(argv[i], "bitcoin:"))
fCommandLine = true;
if (fCommandLine)
{
int ret = CommandLineRPC(argc, argv);
exit(ret);
}
fRet = AppInit2();
}
catch (std::exception& e) {
PrintException(&e, "AppInit()");
} catch (...) {
PrintException(NULL, "AppInit()");
}
if (!fRet)
Shutdown(NULL);
return fRet;
}
extern void noui_connect();
int main(int argc, char* argv[])
{
bool fRet = false;
// Connect bitcoind signal handlers
noui_connect();
fRet = AppInit(argc, argv);
if (fRet && fDaemon)
return 0;
return 1;
}
#endif
bool static InitError(const std::string &str)
{
uiInterface.ThreadSafeMessageBox(str, _("Bitcoin"), CClientUIInterface::OK | CClientUIInterface::MODAL);
return false;
}
bool static InitWarning(const std::string &str)
{
uiInterface.ThreadSafeMessageBox(str, _("Bitcoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
return true;
}
-bool static Bind(const CService &addr) {
+bool static Bind(const CService &addr, bool fError = true) {
if (IsLimited(addr))
return false;
std::string strError;
- if (!BindListenPort(addr, strError))
- return InitError(strError);
+ if (!BindListenPort(addr, strError)) {
+ if (fError)
+ return InitError(strError);
+ return false;
+ }
return true;
}
// Core-specific options shared between UI and daemon
std::string HelpMessage()
{
string strUsage = _("Options:") + "\n" +
" -conf=<file> " + _("Specify configuration file (default: bitcoin.conf)") + "\n" +
" -pid=<file> " + _("Specify pid file (default: bitcoind.pid)") + "\n" +
" -gen " + _("Generate coins") + "\n" +
" -gen=0 " + _("Don't generate coins") + "\n" +
" -datadir=<dir> " + _("Specify data directory") + "\n" +
" -dbcache=<n> " + _("Set database cache size in megabytes (default: 25)") + "\n" +
" -dblogsize=<n> " + _("Set database disk log size in megabytes (default: 100)") + "\n" +
" -timeout=<n> " + _("Specify connection timeout (in milliseconds)") + "\n" +
" -proxy=<ip:port> " + _("Connect through socks proxy") + "\n" +
- " -socks=<n> " + _("Select the version of socks proxy to use (4 or 5, 5 is default)") + "\n" +
- " -noproxy=<net> " + _("Do not use proxy for connections to network <net> (IPv4 or IPv6)") + "\n" +
+ " -socks=<n> " + _("Select the version of socks proxy to use (4-5, default: 5)") + "\n" +
" -dns " + _("Allow DNS lookups for -addnode, -seednode and -connect") + "\n" +
- " -proxydns " + _("Pass DNS requests to (SOCKS5) proxy") + "\n" +
" -port=<port> " + _("Listen for connections on <port> (default: 8333 or testnet: 18333)") + "\n" +
" -maxconnections=<n> " + _("Maintain at most <n> connections to peers (default: 125)") + "\n" +
" -addnode=<ip> " + _("Add a node to connect to and attempt to keep the connection open") + "\n" +
- " -connect=<ip> " + _("Connect only to the specified node") + "\n" +
+ " -connect=<ip> " + _("Connect only to the specified node(s)") + "\n" +
" -seednode=<ip> " + _("Connect to a node to retrieve peer addresses, and disconnect") + "\n" +
" -externalip=<ip> " + _("Specify your own public address") + "\n" +
" -onlynet=<net> " + _("Only connect to nodes in network <net> (IPv4 or IPv6)") + "\n" +
- " -discover " + _("Try to discover public IP address (default: 1)") + "\n" +
+ " -discover " + _("Discover own IP address (default: 1 when listening and no -externalip)") + "\n" +
" -irc " + _("Find peers using internet relay chat (default: 0)") + "\n" +
- " -listen " + _("Accept connections from outside (default: 1)") + "\n" +
+ " -listen " + _("Accept connections from outside (default: 1 if no -proxy or -connect)") + "\n" +
" -bind=<addr> " + _("Bind to given address. Use [host]:port notation for IPv6") + "\n" +
" -dnsseed " + _("Find peers using DNS lookup (default: 1)") + "\n" +
" -banscore=<n> " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" +
" -bantime=<n> " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" +
" -maxreceivebuffer=<n> " + _("Maximum per-connection receive buffer, <n>*1000 bytes (default: 10000)") + "\n" +
" -maxsendbuffer=<n> " + _("Maximum per-connection send buffer, <n>*1000 bytes (default: 10000)") + "\n" +
#ifdef USE_UPNP
#if USE_UPNP
- " -upnp " + _("Use Universal Plug and Play to map the listening port (default: 1)") + "\n" +
+ " -upnp " + _("Use UPnP to map the listening port (default: 1 when listening)") + "\n" +
#else
- " -upnp " + _("Use Universal Plug and Play to map the listening port (default: 0)") + "\n" +
+ " -upnp " + _("Use UPnP to map the listening port (default: 0)") + "\n" +
#endif
#endif
" -detachdb " + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" +
" -paytxfee=<amt> " + _("Fee per KB to add to transactions you send") + "\n" +
#ifdef QT_GUI
" -server " + _("Accept command line and JSON-RPC commands") + "\n" +
#endif
#if !defined(WIN32) && !defined(QT_GUI)
" -daemon " + _("Run in the background as a daemon and accept commands") + "\n" +
#endif
" -testnet " + _("Use the test network") + "\n" +
" -debug " + _("Output extra debugging information") + "\n" +
" -logtimestamps " + _("Prepend debug output with timestamp") + "\n" +
" -printtoconsole " + _("Send trace/debug info to console instead of debug.log file") + "\n" +
#ifdef WIN32
" -printtodebugger " + _("Send trace/debug info to debugger") + "\n" +
#endif
" -rpcuser=<user> " + _("Username for JSON-RPC connections") + "\n" +
" -rpcpassword=<pw> " + _("Password for JSON-RPC connections") + "\n" +
" -rpcport=<port> " + _("Listen for JSON-RPC connections on <port> (default: 8332)") + "\n" +
" -rpcallowip=<ip> " + _("Allow JSON-RPC connections from specified IP address") + "\n" +
" -rpcconnect=<ip> " + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n" +
" -blocknotify=<cmd> " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" +
" -upgradewallet " + _("Upgrade wallet to latest format") + "\n" +
" -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n" +
" -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n" +
" -checkblocks=<n> " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" +
" -checklevel=<n> " + _("How thorough the block verification is (0-6, default: 1)") + "\n" +
" -loadblock=<file> " + _("Imports blocks from external blk000?.dat file") + "\n" +
" -? " + _("This help message") + "\n";
strUsage += string() +
_("\nSSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n" +
" -rpcssl " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" +
" -rpcsslcertificatechainfile=<file.cert> " + _("Server certificate file (default: server.cert)") + "\n" +
" -rpcsslprivatekeyfile=<file.pem> " + _("Server private key (default: server.pem)") + "\n" +
" -rpcsslciphers=<ciphers> " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n";
return strUsage;
}
/** Initialize bitcoin.
* @pre Parameters should be parsed and config file should be read.
*/
bool AppInit2()
{
// ********************************************************* Step 1: setup
#ifdef _MSC_VER
// Turn off microsoft heap dump noise
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
#endif
#if _MSC_VER >= 1400
// Disable confusing "helpful" text message on abort, ctrl-c
_set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
#endif
#ifndef WIN32
umask(077);
#endif
#ifndef WIN32
// Clean shutdown on SIGTERM
struct sigaction sa;
sa.sa_handler = HandleSIGTERM;
sigemptyset(&sa.sa_mask);
sa.sa_flags = 0;
sigaction(SIGTERM, &sa, NULL);
sigaction(SIGINT, &sa, NULL);
// Reopen debug.log on SIGHUP
struct sigaction sa_hup;
sa_hup.sa_handler = HandleSIGHUP;
sigemptyset(&sa_hup.sa_mask);
sa_hup.sa_flags = 0;
sigaction(SIGHUP, &sa_hup, NULL);
#endif
// ********************************************************* Step 2: parameter interactions
fTestNet = GetBoolArg("-testnet");
- if (fTestNet)
- {
+ if (fTestNet) {
SoftSetBoolArg("-irc", true);
}
- if (mapArgs.count("-connect"))
- SoftSetBoolArg("-dnsseed", false);
-
- // even in Tor mode, if -bind is specified, you really want -listen
- if (mapArgs.count("-bind"))
+ if (mapArgs.count("-bind")) {
+ // when specifying an explicit binding address, you want to listen on it
+ // even when -connect or -proxy is specified
SoftSetBoolArg("-listen", true);
+ }
- bool fTor = (fUseProxy && addrProxy.GetPort() == 9050);
- if (fTor)
- {
- // Use SoftSetBoolArg here so user can override any of these if they wish.
- // Note: the GetBoolArg() calls for all of these must happen later.
+ if (mapArgs.count("-connect")) {
+ // when only connecting to trusted nodes, do not seed via DNS, or listen by default
+ SoftSetBoolArg("-dnsseed", false);
+ SoftSetBoolArg("-listen", false);
+ }
+
+ if (mapArgs.count("-proxy")) {
+ // to protect privacy, do not listen by default if a proxy server is specified
SoftSetBoolArg("-listen", false);
- SoftSetBoolArg("-irc", false);
- SoftSetBoolArg("-proxydns", true);
+ }
+
+ if (GetBoolArg("-listen", true)) {
+ // do not map ports or try to retrieve public IP when not listening (pointless)
SoftSetBoolArg("-upnp", false);
SoftSetBoolArg("-discover", false);
}
+ if (mapArgs.count("-externalip")) {
+ // if an explicit public IP is specified, do not try to find others
+ SoftSetBoolArg("-discover", false);
+ }
+
// ********************************************************* Step 3: parameter-to-internal-flags
fDebug = GetBoolArg("-debug");
bitdb.SetDetach(GetBoolArg("-detachdb", false));
#if !defined(WIN32) && !defined(QT_GUI)
fDaemon = GetBoolArg("-daemon");
#else
fDaemon = false;
#endif
if (fDaemon)
fServer = true;
else
fServer = GetBoolArg("-server");
/* force fServer when running without GUI */
#if !defined(QT_GUI)
fServer = true;
#endif
fPrintToConsole = GetBoolArg("-printtoconsole");
fPrintToDebugger = GetBoolArg("-printtodebugger");
fLogTimestamps = GetBoolArg("-logtimestamps");
if (mapArgs.count("-timeout"))
{
int nNewTimeout = GetArg("-timeout", 5000);
if (nNewTimeout > 0 && nNewTimeout < 600000)
nConnectTimeout = nNewTimeout;
}
// Continue to put "/P2SH/" in the coinbase to monitor
// BIP16 support.
// This can be removed eventually...
const char* pszP2SH = "/P2SH/";
COINBASE_FLAGS << std::vector<unsigned char>(pszP2SH, pszP2SH+strlen(pszP2SH));
if (mapArgs.count("-paytxfee"))
{
if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"].c_str()));
if (nTransactionFee > 0.25 * COIN)
InitWarning(_("Warning: -paytxfee is set very high. This is the transaction fee you will pay if you send a transaction."));
}
// ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
// Make sure only a single Bitcoin process is using the data directory.
boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
if (file) fclose(file);
static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
if (!lock.try_lock())
return InitError(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin is probably already running."), GetDataDir().string().c_str()));
#if !defined(WIN32) && !defined(QT_GUI)
if (fDaemon)
{
// Daemonize
pid_t pid = fork();
if (pid < 0)
{
fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
return false;
}
if (pid > 0)
{
CreatePidFile(GetPidFile(), pid);
return true;
}
pid_t sid = setsid();
if (sid < 0)
fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
}
#endif
if (!fDebug)
ShrinkDebugFile();
printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
printf("Bitcoin version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str());
printf("Startup time: %s\n", DateTimeStrFormat("%x %H:%M:%S", GetTime()).c_str());
printf("Default data directory %s\n", GetDefaultDataDir().string().c_str());
std::ostringstream strErrors;
if (fDaemon)
fprintf(stdout, "Bitcoin server starting\n");
int64 nStart;
// ********************************************************* Step 5: network initialization
- if (mapArgs.count("-proxy"))
- {
- fUseProxy = true;
- addrProxy = CService(mapArgs["-proxy"], 9050);
- if (!addrProxy.IsValid())
- return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str()));
- }
-
- if (mapArgs.count("-noproxy"))
- {
- BOOST_FOREACH(std::string snet, mapMultiArgs["-noproxy"]) {
- enum Network net = ParseNetwork(snet);
- if (net == NET_UNROUTABLE)
- return InitError(strprintf(_("Unknown network specified in -noproxy: '%s'"), snet.c_str()));
- SetNoProxy(net);
- }
- }
+ int nSocksVersion = GetArg("-socks", 5);
- fNameLookup = GetBoolArg("-dns");
- fProxyNameLookup = GetBoolArg("-proxydns");
- if (fProxyNameLookup)
- fNameLookup = true;
- fNoListen = !GetBoolArg("-listen", true);
- nSocksVersion = GetArg("-socks", 5);
if (nSocksVersion != 4 && nSocksVersion != 5)
return InitError(strprintf(_("Unknown -socks proxy version requested: %i"), nSocksVersion));
if (mapArgs.count("-onlynet")) {
std::set<enum Network> nets;
BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) {
enum Network net = ParseNetwork(snet);
if (net == NET_UNROUTABLE)
return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet.c_str()));
nets.insert(net);
}
for (int n = 0; n < NET_MAX; n++) {
enum Network net = (enum Network)n;
if (!nets.count(net))
SetLimited(net);
}
}
- BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
- AddOneShot(strDest);
+ if (mapArgs.count("-proxy")) {
+ CService addrProxy = CService(mapArgs["-proxy"], 9050);
+ if (!addrProxy.IsValid())
+ return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str()));
+
+ if (!IsLimited(NET_IPV4))
+ SetProxy(NET_IPV4, addrProxy, nSocksVersion);
+ if (nSocksVersion > 4) {
+#ifdef USE_IPV6
+ if (!IsLimited(NET_IPV6))
+ SetProxy(NET_IPV6, addrProxy, nSocksVersion);
+#endif
+ SetNameProxy(addrProxy, nSocksVersion);
+ }
+ }
+
+ // see Step 2: parameter interactions for more information about these
+ fNoListen = !GetBoolArg("-listen", true);
+ fDiscover = GetBoolArg("-discover", true);
+ fNameLookup = GetBoolArg("-dns", true);
+#ifdef USE_UPNP
+ fUseUPnP = GetBoolArg("-upnp", USE_UPNP);
+#endif
bool fBound = false;
if (!fNoListen)
{
std::string strError;
if (mapArgs.count("-bind")) {
BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) {
CService addrBind;
if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind.c_str()));
fBound |= Bind(addrBind);
}
} else {
struct in_addr inaddr_any;
inaddr_any.s_addr = INADDR_ANY;
- if (!IsLimited(NET_IPV4))
- fBound |= Bind(CService(inaddr_any, GetListenPort()));
#ifdef USE_IPV6
if (!IsLimited(NET_IPV6))
- fBound |= Bind(CService(in6addr_any, GetListenPort()));
+ fBound |= Bind(CService(in6addr_any, GetListenPort()), false);
#endif
+ if (!IsLimited(NET_IPV4))
+ fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound);
}
if (!fBound)
- return InitError(_("Not listening on any port"));
+ return InitError(_("Failed to listen on any port. Use -listen=0 if you want this."));
}
if (mapArgs.count("-externalip"))
{
BOOST_FOREACH(string strAddr, mapMultiArgs["-externalip"]) {
CService addrLocal(strAddr, GetListenPort(), fNameLookup);
if (!addrLocal.IsValid())
return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr.c_str()));
AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
}
}
+ BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
+ AddOneShot(strDest);
+
// ********************************************************* Step 6: load blockchain
if (GetBoolArg("-loadblockindextest"))
{
CTxDB txdb("r");
txdb.LoadBlockIndex();
PrintBlockTree();
return false;
}
uiInterface.InitMessage(_("Loading block index..."));
printf("Loading block index...\n");
nStart = GetTimeMillis();
if (!LoadBlockIndex())
strErrors << _("Error loading blkindex.dat") << "\n";
// as LoadBlockIndex can take several minutes, it's possible the user
// requested to kill bitcoin-qt during the last operation. If so, exit.
// As the program has not fully started yet, Shutdown() is possibly overkill.
if (fRequestShutdown)
{
printf("Shutdown requested. Exiting.\n");
return false;
}
printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart);
if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
{
PrintBlockTree();
return false;
}
if (mapArgs.count("-printblock"))
{
string strMatch = mapArgs["-printblock"];
int nFound = 0;
for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
{
uint256 hash = (*mi).first;
if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
{
CBlockIndex* pindex = (*mi).second;
CBlock block;
block.ReadFromDisk(pindex);
block.BuildMerkleTree();
block.print();
printf("\n");
nFound++;
}
}
if (nFound == 0)
printf("No blocks matching %s were found\n", strMatch.c_str());
return false;
}
// ********************************************************* Step 7: load wallet
uiInterface.InitMessage(_("Loading wallet..."));
printf("Loading wallet...\n");
nStart = GetTimeMillis();
bool fFirstRun;
pwalletMain = new CWallet("wallet.dat");
int nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
if (nLoadWalletRet != DB_LOAD_OK)
{
if (nLoadWalletRet == DB_CORRUPT)
strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
else if (nLoadWalletRet == DB_TOO_NEW)
strErrors << _("Error loading wallet.dat: Wallet requires newer version of Bitcoin") << "\n";
else if (nLoadWalletRet == DB_NEED_REWRITE)
{
strErrors << _("Wallet needed to be rewritten: restart Bitcoin to complete") << "\n";
printf("%s", strErrors.str().c_str());
return InitError(strErrors.str());
}
else
strErrors << _("Error loading wallet.dat") << "\n";
}
if (GetBoolArg("-upgradewallet", fFirstRun))
{
int nMaxVersion = GetArg("-upgradewallet", 0);
if (nMaxVersion == 0) // the -walletupgrade without argument case
{
printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
nMaxVersion = CLIENT_VERSION;
pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
}
else
printf("Allowing wallet upgrade up to %i\n", nMaxVersion);
if (nMaxVersion < pwalletMain->GetVersion())
strErrors << _("Cannot downgrade wallet") << "\n";
pwalletMain->SetMaxVersion(nMaxVersion);
}
if (fFirstRun)
{
// Create new keyUser and set as default key
RandAddSeedPerfmon();
CPubKey newDefaultKey;
if (!pwalletMain->GetKeyFromPool(newDefaultKey, false))
strErrors << _("Cannot initialize keypool") << "\n";
pwalletMain->SetDefaultKey(newDefaultKey);
if (!pwalletMain->SetAddressBookName(pwalletMain->vchDefaultKey.GetID(), ""))
strErrors << _("Cannot write default address") << "\n";
}
printf("%s", strErrors.str().c_str());
printf(" wallet %15"PRI64d"ms\n", GetTimeMillis() - nStart);
RegisterWallet(pwalletMain);
CBlockIndex *pindexRescan = pindexBest;
if (GetBoolArg("-rescan"))
pindexRescan = pindexGenesisBlock;
else
{
CWalletDB walletdb("wallet.dat");
CBlockLocator locator;
if (walletdb.ReadBestBlock(locator))
pindexRescan = locator.GetBlockIndex();
}
if (pindexBest != pindexRescan)
{
uiInterface.InitMessage(_("Rescanning..."));
printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
nStart = GetTimeMillis();
pwalletMain->ScanForWalletTransactions(pindexRescan, true);
printf(" rescan %15"PRI64d"ms\n", GetTimeMillis() - nStart);
}
// ********************************************************* Step 8: import blocks
if (mapArgs.count("-loadblock"))
{
BOOST_FOREACH(string strFile, mapMultiArgs["-loadblock"])
{
FILE *file = fopen(strFile.c_str(), "rb");
if (file)
LoadExternalBlockFile(file);
}
}
// ********************************************************* Step 9: load peers
uiInterface.InitMessage(_("Loading addresses..."));
printf("Loading addresses...\n");
nStart = GetTimeMillis();
{
CAddrDB adb;
if (!adb.Read(addrman))
printf("Invalid or missing peers.dat; recreating\n");
}
printf("Loaded %i addresses from peers.dat %"PRI64d"ms\n",
addrman.size(), GetTimeMillis() - nStart);
// ********************************************************* Step 10: start node
if (!CheckDiskSpace())
return false;
RandAddSeedPerfmon();
//// debug print
printf("mapBlockIndex.size() = %d\n", mapBlockIndex.size());
printf("nBestHeight = %d\n", nBestHeight);
printf("setKeyPool.size() = %d\n", pwalletMain->setKeyPool.size());
printf("mapWallet.size() = %d\n", pwalletMain->mapWallet.size());
printf("mapAddressBook.size() = %d\n", pwalletMain->mapAddressBook.size());
if (!CreateThread(StartNode, NULL))
InitError(_("Error: could not start node"));
if (fServer)
CreateThread(ThreadRPCServer, NULL);
// ********************************************************* Step 11: finished
uiInterface.InitMessage(_("Done loading"));
printf("Done loading\n");
if (!strErrors.str().empty())
return InitError(strErrors.str());
// Add wallet transactions that aren't already in a block to mapTransactions
pwalletMain->ReacceptWalletTransactions();
#if !defined(QT_GUI)
// Loop until process is exit()ed from shutdown() function,
// called from ThreadRPCServer thread when a "stop" command is received.
while (1)
Sleep(5000);
#endif
return true;
}
diff --git a/src/irc.cpp b/src/irc.cpp
index c0b3b7478..185be02f2 100644
--- a/src/irc.cpp
+++ b/src/irc.cpp
@@ -1,391 +1,389 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "irc.h"
#include "net.h"
#include "strlcpy.h"
#include "base58.h"
using namespace std;
using namespace boost;
int nGotIRCAddresses = 0;
void ThreadIRCSeed2(void* parg);
#pragma pack(push, 1)
struct ircaddr
{
struct in_addr ip;
short port;
};
#pragma pack(pop)
string EncodeAddress(const CService& addr)
{
struct ircaddr tmp;
if (addr.GetInAddr(&tmp.ip))
{
tmp.port = htons(addr.GetPort());
vector<unsigned char> vch(UBEGIN(tmp), UEND(tmp));
return string("u") + EncodeBase58Check(vch);
}
return "";
}
bool DecodeAddress(string str, CService& addr)
{
vector<unsigned char> vch;
if (!DecodeBase58Check(str.substr(1), vch))
return false;
struct ircaddr tmp;
if (vch.size() != sizeof(tmp))
return false;
memcpy(&tmp, &vch[0], sizeof(tmp));
addr = CService(tmp.ip, ntohs(tmp.port));
return true;
}
static bool Send(SOCKET hSocket, const char* pszSend)
{
if (strstr(pszSend, "PONG") != pszSend)
printf("IRC SENDING: %s\n", pszSend);
const char* psz = pszSend;
const char* pszEnd = psz + strlen(psz);
while (psz < pszEnd)
{
int ret = send(hSocket, psz, pszEnd - psz, MSG_NOSIGNAL);
if (ret < 0)
return false;
psz += ret;
}
return true;
}
bool RecvLineIRC(SOCKET hSocket, string& strLine)
{
loop
{
bool fRet = RecvLine(hSocket, strLine);
if (fRet)
{
if (fShutdown)
return false;
vector<string> vWords;
ParseString(strLine, ' ', vWords);
if (vWords.size() >= 1 && vWords[0] == "PING")
{
strLine[1] = 'O';
strLine += '\r';
Send(hSocket, strLine.c_str());
continue;
}
}
return fRet;
}
}
int RecvUntil(SOCKET hSocket, const char* psz1, const char* psz2=NULL, const char* psz3=NULL, const char* psz4=NULL)
{
loop
{
string strLine;
strLine.reserve(10000);
if (!RecvLineIRC(hSocket, strLine))
return 0;
printf("IRC %s\n", strLine.c_str());
if (psz1 && strLine.find(psz1) != string::npos)
return 1;
if (psz2 && strLine.find(psz2) != string::npos)
return 2;
if (psz3 && strLine.find(psz3) != string::npos)
return 3;
if (psz4 && strLine.find(psz4) != string::npos)
return 4;
}
}
bool Wait(int nSeconds)
{
if (fShutdown)
return false;
printf("IRC waiting %d seconds to reconnect\n", nSeconds);
for (int i = 0; i < nSeconds; i++)
{
if (fShutdown)
return false;
Sleep(1000);
}
return true;
}
bool RecvCodeLine(SOCKET hSocket, const char* psz1, string& strRet)
{
strRet.clear();
loop
{
string strLine;
if (!RecvLineIRC(hSocket, strLine))
return false;
vector<string> vWords;
ParseString(strLine, ' ', vWords);
if (vWords.size() < 2)
continue;
if (vWords[1] == psz1)
{
printf("IRC %s\n", strLine.c_str());
strRet = strLine;
return true;
}
}
}
bool GetIPFromIRC(SOCKET hSocket, string strMyName, CNetAddr& ipRet)
{
Send(hSocket, strprintf("USERHOST %s\r", strMyName.c_str()).c_str());
string strLine;
if (!RecvCodeLine(hSocket, "302", strLine))
return false;
vector<string> vWords;
ParseString(strLine, ' ', vWords);
if (vWords.size() < 4)
return false;
string str = vWords[3];
if (str.rfind("@") == string::npos)
return false;
string strHost = str.substr(str.rfind("@")+1);
// Hybrid IRC used by lfnet always returns IP when you userhost yourself,
// but in case another IRC is ever used this should work.
printf("GetIPFromIRC() got userhost %s\n", strHost.c_str());
- if (fUseProxy)
- return false;
CNetAddr addr(strHost, true);
if (!addr.IsValid())
return false;
ipRet = addr;
return true;
}
void ThreadIRCSeed(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadIRCSeed(parg));
try
{
ThreadIRCSeed2(parg);
}
catch (std::exception& e) {
PrintExceptionContinue(&e, "ThreadIRCSeed()");
} catch (...) {
PrintExceptionContinue(NULL, "ThreadIRCSeed()");
}
printf("ThreadIRCSeed exited\n");
}
void ThreadIRCSeed2(void* parg)
{
/* Dont advertise on IRC if we don't allow incoming connections */
if (mapArgs.count("-connect") || fNoListen)
return;
if (!GetBoolArg("-irc", false))
return;
printf("ThreadIRCSeed started\n");
int nErrorWait = 10;
int nRetryWait = 10;
while (!fShutdown)
{
CService addrConnect("92.243.23.21", 6667); // irc.lfnet.org
CService addrIRC("irc.lfnet.org", 6667, true);
if (addrIRC.IsValid())
addrConnect = addrIRC;
SOCKET hSocket;
if (!ConnectSocket(addrConnect, hSocket))
{
printf("IRC connect failed\n");
nErrorWait = nErrorWait * 11 / 10;
if (Wait(nErrorWait += 60))
continue;
else
return;
}
if (!RecvUntil(hSocket, "Found your hostname", "using your IP address instead", "Couldn't look up your hostname", "ignoring hostname"))
{
closesocket(hSocket);
hSocket = INVALID_SOCKET;
nErrorWait = nErrorWait * 11 / 10;
if (Wait(nErrorWait += 60))
continue;
else
return;
}
CNetAddr addrIPv4("1.2.3.4"); // arbitrary IPv4 address to make GetLocal prefer IPv4 addresses
CService addrLocal;
string strMyName;
if (GetLocal(addrLocal, &addrIPv4))
strMyName = EncodeAddress(GetLocalAddress(&addrConnect));
if (strMyName == "")
strMyName = strprintf("x%u", GetRand(1000000000));
Send(hSocket, strprintf("NICK %s\r", strMyName.c_str()).c_str());
Send(hSocket, strprintf("USER %s 8 * : %s\r", strMyName.c_str(), strMyName.c_str()).c_str());
int nRet = RecvUntil(hSocket, " 004 ", " 433 ");
if (nRet != 1)
{
closesocket(hSocket);
hSocket = INVALID_SOCKET;
if (nRet == 2)
{
printf("IRC name already in use\n");
Wait(10);
continue;
}
nErrorWait = nErrorWait * 11 / 10;
if (Wait(nErrorWait += 60))
continue;
else
return;
}
Sleep(500);
// Get our external IP from the IRC server and re-nick before joining the channel
CNetAddr addrFromIRC;
if (GetIPFromIRC(hSocket, strMyName, addrFromIRC))
{
printf("GetIPFromIRC() returned %s\n", addrFromIRC.ToString().c_str());
- if (!fUseProxy && addrFromIRC.IsRoutable())
+ if (addrFromIRC.IsRoutable())
{
// IRC lets you to re-nick
AddLocal(addrFromIRC, LOCAL_IRC);
strMyName = EncodeAddress(GetLocalAddress(&addrConnect));
Send(hSocket, strprintf("NICK %s\r", strMyName.c_str()).c_str());
}
}
if (fTestNet) {
Send(hSocket, "JOIN #bitcoinTEST3\r");
Send(hSocket, "WHO #bitcoinTEST3\r");
} else {
// randomly join #bitcoin00-#bitcoin99
int channel_number = GetRandInt(100);
Send(hSocket, strprintf("JOIN #bitcoin%02d\r", channel_number).c_str());
Send(hSocket, strprintf("WHO #bitcoin%02d\r", channel_number).c_str());
}
int64 nStart = GetTime();
string strLine;
strLine.reserve(10000);
while (!fShutdown && RecvLineIRC(hSocket, strLine))
{
if (strLine.empty() || strLine.size() > 900 || strLine[0] != ':')
continue;
vector<string> vWords;
ParseString(strLine, ' ', vWords);
if (vWords.size() < 2)
continue;
char pszName[10000];
pszName[0] = '\0';
if (vWords[1] == "352" && vWords.size() >= 8)
{
// index 7 is limited to 16 characters
// could get full length name at index 10, but would be different from join messages
strlcpy(pszName, vWords[7].c_str(), sizeof(pszName));
printf("IRC got who\n");
}
if (vWords[1] == "JOIN" && vWords[0].size() > 1)
{
// :username!username@50000007.F000000B.90000002.IP JOIN :#channelname
strlcpy(pszName, vWords[0].c_str() + 1, sizeof(pszName));
if (strchr(pszName, '!'))
*strchr(pszName, '!') = '\0';
printf("IRC got join\n");
}
if (pszName[0] == 'u')
{
CAddress addr;
if (DecodeAddress(pszName, addr))
{
addr.nTime = GetAdjustedTime();
if (addrman.Add(addr, addrConnect, 51 * 60))
printf("IRC got new address: %s\n", addr.ToString().c_str());
nGotIRCAddresses++;
}
else
{
printf("IRC decode failed\n");
}
}
}
closesocket(hSocket);
hSocket = INVALID_SOCKET;
if (GetTime() - nStart > 20 * 60)
{
nErrorWait /= 3;
nRetryWait /= 3;
}
nRetryWait = nRetryWait * 11 / 10;
if (!Wait(nRetryWait += 60))
return;
}
}
#ifdef TEST
int main(int argc, char *argv[])
{
WSADATA wsadata;
if (WSAStartup(MAKEWORD(2,2), &wsadata) != NO_ERROR)
{
printf("Error at WSAStartup()\n");
return false;
}
ThreadIRCSeed(NULL);
WSACleanup();
return 0;
}
#endif
diff --git a/src/main.cpp b/src/main.cpp
index 981de6265..50a740d16 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,3745 +1,3745 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "checkpoints.h"
#include "db.h"
#include "net.h"
#include "init.h"
#include "ui_interface.h"
#include <boost/algorithm/string/replace.hpp>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
using namespace std;
using namespace boost;
//
// Global state
//
CCriticalSection cs_setpwalletRegistered;
set<CWallet*> setpwalletRegistered;
CCriticalSection cs_main;
CTxMemPool mempool;
unsigned int nTransactionsUpdated = 0;
map<uint256, CBlockIndex*> mapBlockIndex;
uint256 hashGenesisBlock("0x000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f");
static CBigNum bnProofOfWorkLimit(~uint256(0) >> 32);
CBlockIndex* pindexGenesisBlock = NULL;
int nBestHeight = -1;
CBigNum bnBestChainWork = 0;
CBigNum bnBestInvalidWork = 0;
uint256 hashBestChain = 0;
CBlockIndex* pindexBest = NULL;
int64 nTimeBestReceived = 0;
CMedianFilter<int> cPeerBlockCounts(5, 0); // Amount of blocks that other nodes claim to have
map<uint256, CBlock*> mapOrphanBlocks;
multimap<uint256, CBlock*> mapOrphanBlocksByPrev;
map<uint256, CDataStream*> mapOrphanTransactions;
map<uint256, map<uint256, CDataStream*> > mapOrphanTransactionsByPrev;
// Constant stuff for coinbase transactions we create:
CScript COINBASE_FLAGS;
const string strMessageMagic = "Bitcoin Signed Message:\n";
double dHashesPerSec;
int64 nHPSTimerStart;
// Settings
int64 nTransactionFee = 0;
//////////////////////////////////////////////////////////////////////////////
//
// dispatching functions
//
// These functions dispatch to one or all registered wallets
void RegisterWallet(CWallet* pwalletIn)
{
{
LOCK(cs_setpwalletRegistered);
setpwalletRegistered.insert(pwalletIn);
}
}
void UnregisterWallet(CWallet* pwalletIn)
{
{
LOCK(cs_setpwalletRegistered);
setpwalletRegistered.erase(pwalletIn);
}
}
// check whether the passed transaction is from us
bool static IsFromMe(CTransaction& tx)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
if (pwallet->IsFromMe(tx))
return true;
return false;
}
// get the wallet transaction with the given hash (if it exists)
bool static GetTransaction(const uint256& hashTx, CWalletTx& wtx)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
if (pwallet->GetTransaction(hashTx,wtx))
return true;
return false;
}
// erases transaction with the given hash from all wallets
void static EraseFromWallets(uint256 hash)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
pwallet->EraseFromWallet(hash);
}
// make sure all wallets know about the given transaction, in the given block
void SyncWithWallets(const CTransaction& tx, const CBlock* pblock, bool fUpdate)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
pwallet->AddToWalletIfInvolvingMe(tx, pblock, fUpdate);
}
// notify wallets about a new best chain
void static SetBestChain(const CBlockLocator& loc)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
pwallet->SetBestChain(loc);
}
// notify wallets about an updated transaction
void static UpdatedTransaction(const uint256& hashTx)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
pwallet->UpdatedTransaction(hashTx);
}
// dump all wallets
void static PrintWallets(const CBlock& block)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
pwallet->PrintWallet(block);
}
// notify wallets about an incoming inventory (for request counts)
void static Inventory(const uint256& hash)
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
pwallet->Inventory(hash);
}
// ask wallets to resend their transactions
void static ResendWalletTransactions()
{
BOOST_FOREACH(CWallet* pwallet, setpwalletRegistered)
pwallet->ResendWalletTransactions();
}
//////////////////////////////////////////////////////////////////////////////
//
// mapOrphanTransactions
//
bool AddOrphanTx(const CDataStream& vMsg)
{
CTransaction tx;
CDataStream(vMsg) >> tx;
uint256 hash = tx.GetHash();
if (mapOrphanTransactions.count(hash))
return false;
CDataStream* pvMsg = new CDataStream(vMsg);
// Ignore big transactions, to avoid a
// send-big-orphans memory exhaustion attack. If a peer has a legitimate
// large transaction with a missing parent then we assume
// it will rebroadcast it later, after the parent transaction(s)
// have been mined or received.
// 10,000 orphans, each of which is at most 5,000 bytes big is
// at most 500 megabytes of orphans:
if (pvMsg->size() > 5000)
{
delete pvMsg;
printf("ignoring large orphan tx (size: %u, hash: %s)\n", pvMsg->size(), hash.ToString().substr(0,10).c_str());
return false;
}
mapOrphanTransactions[hash] = pvMsg;
BOOST_FOREACH(const CTxIn& txin, tx.vin)
mapOrphanTransactionsByPrev[txin.prevout.hash].insert(make_pair(hash, pvMsg));
printf("stored orphan tx %s (mapsz %u)\n", hash.ToString().substr(0,10).c_str(),
mapOrphanTransactions.size());
return true;
}
void static EraseOrphanTx(uint256 hash)
{
if (!mapOrphanTransactions.count(hash))
return;
const CDataStream* pvMsg = mapOrphanTransactions[hash];
CTransaction tx;
CDataStream(*pvMsg) >> tx;
BOOST_FOREACH(const CTxIn& txin, tx.vin)
{
mapOrphanTransactionsByPrev[txin.prevout.hash].erase(hash);
if (mapOrphanTransactionsByPrev[txin.prevout.hash].empty())
mapOrphanTransactionsByPrev.erase(txin.prevout.hash);
}
delete pvMsg;
mapOrphanTransactions.erase(hash);
}
unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans)
{
unsigned int nEvicted = 0;
while (mapOrphanTransactions.size() > nMaxOrphans)
{
// Evict a random orphan:
uint256 randomhash = GetRandHash();
map<uint256, CDataStream*>::iterator it = mapOrphanTransactions.lower_bound(randomhash);
if (it == mapOrphanTransactions.end())
it = mapOrphanTransactions.begin();
EraseOrphanTx(it->first);
++nEvicted;
}
return nEvicted;
}
//////////////////////////////////////////////////////////////////////////////
//
// CTransaction and CTxIndex
//
bool CTransaction::ReadFromDisk(CTxDB& txdb, COutPoint prevout, CTxIndex& txindexRet)
{
SetNull();
if (!txdb.ReadTxIndex(prevout.hash, txindexRet))
return false;
if (!ReadFromDisk(txindexRet.pos))
return false;
if (prevout.n >= vout.size())
{
SetNull();
return false;
}
return true;
}
bool CTransaction::ReadFromDisk(CTxDB& txdb, COutPoint prevout)
{
CTxIndex txindex;
return ReadFromDisk(txdb, prevout, txindex);
}
bool CTransaction::ReadFromDisk(COutPoint prevout)
{
CTxDB txdb("r");
CTxIndex txindex;
return ReadFromDisk(txdb, prevout, txindex);
}
bool CTransaction::IsStandard() const
{
BOOST_FOREACH(const CTxIn& txin, vin)
{
// Biggest 'standard' txin is a 3-signature 3-of-3 CHECKMULTISIG
// pay-to-script-hash, which is 3 ~80-byte signatures, 3
// ~65-byte public keys, plus a few script ops.
if (txin.scriptSig.size() > 500)
return false;
if (!txin.scriptSig.IsPushOnly())
return false;
}
BOOST_FOREACH(const CTxOut& txout, vout)
if (!::IsStandard(txout.scriptPubKey))
return false;
return true;
}
//
// Check transaction inputs, and make sure any
// pay-to-script-hash transactions are evaluating IsStandard scripts
//
// Why bother? To avoid denial-of-service attacks; an attacker
// can submit a standard HASH... OP_EQUAL transaction,
// which will get accepted into blocks. The redemption
// script can be anything; an attacker could use a very
// expensive-to-check-upon-redemption script like:
// DUP CHECKSIG DROP ... repeated 100 times... OP_1
//
bool CTransaction::AreInputsStandard(const MapPrevTx& mapInputs) const
{
if (IsCoinBase())
return true; // Coinbases don't use vin normally
for (unsigned int i = 0; i < vin.size(); i++)
{
const CTxOut& prev = GetOutputFor(vin[i], mapInputs);
vector<vector<unsigned char> > vSolutions;
txnouttype whichType;
// get the scriptPubKey corresponding to this input:
const CScript& prevScript = prev.scriptPubKey;
if (!Solver(prevScript, whichType, vSolutions))
return false;
int nArgsExpected = ScriptSigArgsExpected(whichType, vSolutions);
if (nArgsExpected < 0)
return false;
// Transactions with extra stuff in their scriptSigs are
// non-standard. Note that this EvalScript() call will
// be quick, because if there are any operations
// beside "push data" in the scriptSig the
// IsStandard() call returns false
vector<vector<unsigned char> > stack;
if (!EvalScript(stack, vin[i].scriptSig, *this, i, 0))
return false;
if (whichType == TX_SCRIPTHASH)
{
if (stack.empty())
return false;
CScript subscript(stack.back().begin(), stack.back().end());
vector<vector<unsigned char> > vSolutions2;
txnouttype whichType2;
if (!Solver(subscript, whichType2, vSolutions2))
return false;
if (whichType2 == TX_SCRIPTHASH)
return false;
int tmpExpected;
tmpExpected = ScriptSigArgsExpected(whichType2, vSolutions2);
if (tmpExpected < 0)
return false;
nArgsExpected += tmpExpected;
}
if (stack.size() != (unsigned int)nArgsExpected)
return false;
}
return true;
}
unsigned int
CTransaction::GetLegacySigOpCount() const
{
unsigned int nSigOps = 0;
BOOST_FOREACH(const CTxIn& txin, vin)
{
nSigOps += txin.scriptSig.GetSigOpCount(false);
}
BOOST_FOREACH(const CTxOut& txout, vout)
{
nSigOps += txout.scriptPubKey.GetSigOpCount(false);
}
return nSigOps;
}
int CMerkleTx::SetMerkleBranch(const CBlock* pblock)
{
if (fClient)
{
if (hashBlock == 0)
return 0;
}
else
{
CBlock blockTmp;
if (pblock == NULL)
{
// Load the block this tx is in
CTxIndex txindex;
if (!CTxDB("r").ReadTxIndex(GetHash(), txindex))
return 0;
if (!blockTmp.ReadFromDisk(txindex.pos.nFile, txindex.pos.nBlockPos))
return 0;
pblock = &blockTmp;
}
// Update the tx's hashBlock
hashBlock = pblock->GetHash();
// Locate the transaction
for (nIndex = 0; nIndex < (int)pblock->vtx.size(); nIndex++)
if (pblock->vtx[nIndex] == *(CTransaction*)this)
break;
if (nIndex == (int)pblock->vtx.size())
{
vMerkleBranch.clear();
nIndex = -1;
printf("ERROR: SetMerkleBranch() : couldn't find tx in block\n");
return 0;
}
// Fill in merkle branch
vMerkleBranch = pblock->GetMerkleBranch(nIndex);
}
// Is the tx in a block that's in the main chain
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hashBlock);
if (mi == mapBlockIndex.end())
return 0;
CBlockIndex* pindex = (*mi).second;
if (!pindex || !pindex->IsInMainChain())
return 0;
return pindexBest->nHeight - pindex->nHeight + 1;
}
bool CTransaction::CheckTransaction() const
{
// Basic checks that don't depend on any context
if (vin.empty())
return DoS(10, error("CTransaction::CheckTransaction() : vin empty"));
if (vout.empty())
return DoS(10, error("CTransaction::CheckTransaction() : vout empty"));
// Size limits
if (::GetSerializeSize(*this, SER_NETWORK, PROTOCOL_VERSION) > MAX_BLOCK_SIZE)
return DoS(100, error("CTransaction::CheckTransaction() : size limits failed"));
// Check for negative or overflow output values
int64 nValueOut = 0;
BOOST_FOREACH(const CTxOut& txout, vout)
{
if (txout.nValue < 0)
return DoS(100, error("CTransaction::CheckTransaction() : txout.nValue negative"));
if (txout.nValue > MAX_MONEY)
return DoS(100, error("CTransaction::CheckTransaction() : txout.nValue too high"));
nValueOut += txout.nValue;
if (!MoneyRange(nValueOut))
return DoS(100, error("CTransaction::CheckTransaction() : txout total out of range"));
}
// Check for duplicate inputs
set<COutPoint> vInOutPoints;
BOOST_FOREACH(const CTxIn& txin, vin)
{
if (vInOutPoints.count(txin.prevout))
return false;
vInOutPoints.insert(txin.prevout);
}
if (IsCoinBase())
{
if (vin[0].scriptSig.size() < 2 || vin[0].scriptSig.size() > 100)
return DoS(100, error("CTransaction::CheckTransaction() : coinbase script size"));
}
else
{
BOOST_FOREACH(const CTxIn& txin, vin)
if (txin.prevout.IsNull())
return DoS(10, error("CTransaction::CheckTransaction() : prevout is null"));
}
return true;
}
bool CTxMemPool::accept(CTxDB& txdb, CTransaction &tx, bool fCheckInputs,
bool* pfMissingInputs)
{
if (pfMissingInputs)
*pfMissingInputs = false;
if (!tx.CheckTransaction())
return error("CTxMemPool::accept() : CheckTransaction failed");
// Coinbase is only valid in a block, not as a loose transaction
if (tx.IsCoinBase())
return tx.DoS(100, error("CTxMemPool::accept() : coinbase as individual tx"));
// To help v0.1.5 clients who would see it as a negative number
if ((int64)tx.nLockTime > std::numeric_limits<int>::max())
return error("CTxMemPool::accept() : not accepting nLockTime beyond 2038 yet");
// Rather not work on nonstandard transactions (unless -testnet)
if (!fTestNet && !tx.IsStandard())
return error("CTxMemPool::accept() : nonstandard transaction type");
// Do we already have it?
uint256 hash = tx.GetHash();
{
LOCK(cs);
if (mapTx.count(hash))
return false;
}
if (fCheckInputs)
if (txdb.ContainsTx(hash))
return false;
// Check for conflicts with in-memory transactions
CTransaction* ptxOld = NULL;
for (unsigned int i = 0; i < tx.vin.size(); i++)
{
COutPoint outpoint = tx.vin[i].prevout;
if (mapNextTx.count(outpoint))
{
// Disable replacement feature for now
return false;
// Allow replacing with a newer version of the same transaction
if (i != 0)
return false;
ptxOld = mapNextTx[outpoint].ptx;
if (ptxOld->IsFinal())
return false;
if (!tx.IsNewerThan(*ptxOld))
return false;
for (unsigned int i = 0; i < tx.vin.size(); i++)
{
COutPoint outpoint = tx.vin[i].prevout;
if (!mapNextTx.count(outpoint) || mapNextTx[outpoint].ptx != ptxOld)
return false;
}
break;
}
}
if (fCheckInputs)
{
MapPrevTx mapInputs;
map<uint256, CTxIndex> mapUnused;
bool fInvalid = false;
if (!tx.FetchInputs(txdb, mapUnused, false, false, mapInputs, fInvalid))
{
if (fInvalid)
return error("CTxMemPool::accept() : FetchInputs found invalid tx %s", hash.ToString().substr(0,10).c_str());
if (pfMissingInputs)
*pfMissingInputs = true;
return false;
}
// Check for non-standard pay-to-script-hash in inputs
if (!tx.AreInputsStandard(mapInputs) && !fTestNet)
return error("CTxMemPool::accept() : nonstandard transaction input");
// Note: if you modify this code to accept non-standard transactions, then
// you should add code here to check that the transaction does a
// reasonable number of ECDSA signature verifications.
int64 nFees = tx.GetValueIn(mapInputs)-tx.GetValueOut();
unsigned int nSize = ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
// Don't accept it if it can't get into a block
if (nFees < tx.GetMinFee(1000, true, GMF_RELAY))
return error("CTxMemPool::accept() : not enough fees");
// Continuously rate-limit free transactions
// This mitigates 'penny-flooding' -- sending thousands of free transactions just to
// be annoying or make other's transactions take longer to confirm.
if (nFees < MIN_RELAY_TX_FEE)
{
static CCriticalSection cs;
static double dFreeCount;
static int64 nLastTime;
int64 nNow = GetTime();
{
LOCK(cs);
// Use an exponentially decaying ~10-minute window:
dFreeCount *= pow(1.0 - 1.0/600.0, (double)(nNow - nLastTime));
nLastTime = nNow;
// -limitfreerelay unit is thousand-bytes-per-minute
// At default rate it would take over a month to fill 1GB
if (dFreeCount > GetArg("-limitfreerelay", 15)*10*1000 && !IsFromMe(tx))
return error("CTxMemPool::accept() : free transaction rejected by rate limiter");
if (fDebug)
printf("Rate limit dFreeCount: %g => %g\n", dFreeCount, dFreeCount+nSize);
dFreeCount += nSize;
}
}
// Check against previous transactions
// This is done last to help prevent CPU exhaustion denial-of-service attacks.
if (!tx.ConnectInputs(mapInputs, mapUnused, CDiskTxPos(1,1,1), pindexBest, false, false))
{
return error("CTxMemPool::accept() : ConnectInputs failed %s", hash.ToString().substr(0,10).c_str());
}
}
// Store transaction in memory
{
LOCK(cs);
if (ptxOld)
{
printf("CTxMemPool::accept() : replacing tx %s with new version\n", ptxOld->GetHash().ToString().c_str());
remove(*ptxOld);
}
addUnchecked(tx);
}
///// are we sure this is ok when loading transactions or restoring block txes
// If updated, erase old tx from wallet
if (ptxOld)
EraseFromWallets(ptxOld->GetHash());
printf("CTxMemPool::accept() : accepted %s (poolsz %u)\n",
hash.ToString().substr(0,10).c_str(),
mapTx.size());
return true;
}
bool CTransaction::AcceptToMemoryPool(CTxDB& txdb, bool fCheckInputs, bool* pfMissingInputs)
{
return mempool.accept(txdb, *this, fCheckInputs, pfMissingInputs);
}
bool CTxMemPool::addUnchecked(CTransaction &tx)
{
// Add to memory pool without checking anything. Don't call this directly,
// call CTxMemPool::accept to properly check the transaction first.
{
LOCK(cs);
uint256 hash = tx.GetHash();
mapTx[hash] = tx;
for (unsigned int i = 0; i < tx.vin.size(); i++)
mapNextTx[tx.vin[i].prevout] = CInPoint(&mapTx[hash], i);
nTransactionsUpdated++;
}
return true;
}
bool CTxMemPool::remove(CTransaction &tx)
{
// Remove transaction from memory pool
{
LOCK(cs);
uint256 hash = tx.GetHash();
if (mapTx.count(hash))
{
BOOST_FOREACH(const CTxIn& txin, tx.vin)
mapNextTx.erase(txin.prevout);
mapTx.erase(hash);
nTransactionsUpdated++;
}
}
return true;
}
int CMerkleTx::GetDepthInMainChain(CBlockIndex* &pindexRet) const
{
if (hashBlock == 0 || nIndex == -1)
return 0;
// Find the block it claims to be in
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hashBlock);
if (mi == mapBlockIndex.end())
return 0;
CBlockIndex* pindex = (*mi).second;
if (!pindex || !pindex->IsInMainChain())
return 0;
// Make sure the merkle branch connects to this block
if (!fMerkleVerified)
{
if (CBlock::CheckMerkleBranch(GetHash(), vMerkleBranch, nIndex) != pindex->hashMerkleRoot)
return 0;
fMerkleVerified = true;
}
pindexRet = pindex;
return pindexBest->nHeight - pindex->nHeight + 1;
}
int CMerkleTx::GetBlocksToMaturity() const
{
if (!IsCoinBase())
return 0;
return max(0, (COINBASE_MATURITY+20) - GetDepthInMainChain());
}
bool CMerkleTx::AcceptToMemoryPool(CTxDB& txdb, bool fCheckInputs)
{
if (fClient)
{
if (!IsInMainChain() && !ClientConnectInputs())
return false;
return CTransaction::AcceptToMemoryPool(txdb, false);
}
else
{
return CTransaction::AcceptToMemoryPool(txdb, fCheckInputs);
}
}
bool CMerkleTx::AcceptToMemoryPool()
{
CTxDB txdb("r");
return AcceptToMemoryPool(txdb);
}
bool CWalletTx::AcceptWalletTransaction(CTxDB& txdb, bool fCheckInputs)
{
{
LOCK(mempool.cs);
// Add previous supporting transactions first
BOOST_FOREACH(CMerkleTx& tx, vtxPrev)
{
if (!tx.IsCoinBase())
{
uint256 hash = tx.GetHash();
if (!mempool.exists(hash) && !txdb.ContainsTx(hash))
tx.AcceptToMemoryPool(txdb, fCheckInputs);
}
}
return AcceptToMemoryPool(txdb, fCheckInputs);
}
return false;
}
bool CWalletTx::AcceptWalletTransaction()
{
CTxDB txdb("r");
return AcceptWalletTransaction(txdb);
}
int CTxIndex::GetDepthInMainChain() const
{
// Read block header
CBlock block;
if (!block.ReadFromDisk(pos.nFile, pos.nBlockPos, false))
return 0;
// Find the block in the index
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(block.GetHash());
if (mi == mapBlockIndex.end())
return 0;
CBlockIndex* pindex = (*mi).second;
if (!pindex || !pindex->IsInMainChain())
return 0;
return 1 + nBestHeight - pindex->nHeight;
}
// Return transaction in tx, and if it was found inside a block, its hash is placed in hashBlock
bool GetTransaction(const uint256 &hash, CTransaction &tx, uint256 &hashBlock)
{
{
LOCK(cs_main);
{
LOCK(mempool.cs);
if (mempool.exists(hash))
{
tx = mempool.lookup(hash);
return true;
}
}
CTxDB txdb("r");
CTxIndex txindex;
if (tx.ReadFromDisk(txdb, COutPoint(hash, 0), txindex))
{
CBlock block;
if (block.ReadFromDisk(txindex.pos.nFile, txindex.pos.nBlockPos, false))
hashBlock = block.GetHash();
return true;
}
}
return false;
}
//////////////////////////////////////////////////////////////////////////////
//
// CBlock and CBlockIndex
//
bool CBlock::ReadFromDisk(const CBlockIndex* pindex, bool fReadTransactions)
{
if (!fReadTransactions)
{
*this = pindex->GetBlockHeader();
return true;
}
if (!ReadFromDisk(pindex->nFile, pindex->nBlockPos, fReadTransactions))
return false;
if (GetHash() != pindex->GetBlockHash())
return error("CBlock::ReadFromDisk() : GetHash() doesn't match index");
return true;
}
uint256 static GetOrphanRoot(const CBlock* pblock)
{
// Work back to the first block in the orphan chain
while (mapOrphanBlocks.count(pblock->hashPrevBlock))
pblock = mapOrphanBlocks[pblock->hashPrevBlock];
return pblock->GetHash();
}
int64 static GetBlockValue(int nHeight, int64 nFees)
{
int64 nSubsidy = 50 * COIN;
// Subsidy is cut in half every 4 years
nSubsidy >>= (nHeight / 210000);
return nSubsidy + nFees;
}
static const int64 nTargetTimespan = 14 * 24 * 60 * 60; // two weeks
static const int64 nTargetSpacing = 10 * 60;
static const int64 nInterval = nTargetTimespan / nTargetSpacing;
//
// minimum amount of work that could possibly be required nTime after
// minimum work required was nBase
//
unsigned int ComputeMinWork(unsigned int nBase, int64 nTime)
{
// Testnet has min-difficulty blocks
// after nTargetSpacing*2 time between blocks:
if (fTestNet && nTime > nTargetSpacing*2)
return bnProofOfWorkLimit.GetCompact();
CBigNum bnResult;
bnResult.SetCompact(nBase);
while (nTime > 0 && bnResult < bnProofOfWorkLimit)
{
// Maximum 400% adjustment...
bnResult *= 4;
// ... in best-case exactly 4-times-normal target time
nTime -= nTargetTimespan*4;
}
if (bnResult > bnProofOfWorkLimit)
bnResult = bnProofOfWorkLimit;
return bnResult.GetCompact();
}
unsigned int static GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlock *pblock)
{
unsigned int nProofOfWorkLimit = bnProofOfWorkLimit.GetCompact();
// Genesis block
if (pindexLast == NULL)
return nProofOfWorkLimit;
// Only change once per interval
if ((pindexLast->nHeight+1) % nInterval != 0)
{
// Special difficulty rule for testnet:
if (fTestNet)
{
// If the new block's timestamp is more than 2* 10 minutes
// then allow mining of a min-difficulty block.
if (pblock->nTime > pindexLast->nTime + nTargetSpacing*2)
return nProofOfWorkLimit;
else
{
// Return the last non-special-min-difficulty-rules-block
const CBlockIndex* pindex = pindexLast;
while (pindex->pprev && pindex->nHeight % nInterval != 0 && pindex->nBits == nProofOfWorkLimit)
pindex = pindex->pprev;
return pindex->nBits;
}
}
return pindexLast->nBits;
}
// Go back by what we want to be 14 days worth of blocks
const CBlockIndex* pindexFirst = pindexLast;
for (int i = 0; pindexFirst && i < nInterval-1; i++)
pindexFirst = pindexFirst->pprev;
assert(pindexFirst);
// Limit adjustment step
int64 nActualTimespan = pindexLast->GetBlockTime() - pindexFirst->GetBlockTime();
printf(" nActualTimespan = %"PRI64d" before bounds\n", nActualTimespan);
if (nActualTimespan < nTargetTimespan/4)
nActualTimespan = nTargetTimespan/4;
if (nActualTimespan > nTargetTimespan*4)
nActualTimespan = nTargetTimespan*4;
// Retarget
CBigNum bnNew;
bnNew.SetCompact(pindexLast->nBits);
bnNew *= nActualTimespan;
bnNew /= nTargetTimespan;
if (bnNew > bnProofOfWorkLimit)
bnNew = bnProofOfWorkLimit;
/// debug print
printf("GetNextWorkRequired RETARGET\n");
printf("nTargetTimespan = %"PRI64d" nActualTimespan = %"PRI64d"\n", nTargetTimespan, nActualTimespan);
printf("Before: %08x %s\n", pindexLast->nBits, CBigNum().SetCompact(pindexLast->nBits).getuint256().ToString().c_str());
printf("After: %08x %s\n", bnNew.GetCompact(), bnNew.getuint256().ToString().c_str());
return bnNew.GetCompact();
}
bool CheckProofOfWork(uint256 hash, unsigned int nBits)
{
CBigNum bnTarget;
bnTarget.SetCompact(nBits);
// Check range
if (bnTarget <= 0 || bnTarget > bnProofOfWorkLimit)
return error("CheckProofOfWork() : nBits below minimum work");
// Check proof of work matches claimed amount
if (hash > bnTarget.getuint256())
return error("CheckProofOfWork() : hash doesn't match nBits");
return true;
}
// Return maximum amount of blocks that other nodes claim to have
int GetNumBlocksOfPeers()
{
return std::max(cPeerBlockCounts.median(), Checkpoints::GetTotalBlocksEstimate());
}
bool IsInitialBlockDownload()
{
if (pindexBest == NULL || nBestHeight < Checkpoints::GetTotalBlocksEstimate())
return true;
static int64 nLastUpdate;
static CBlockIndex* pindexLastBest;
if (pindexBest != pindexLastBest)
{
pindexLastBest = pindexBest;
nLastUpdate = GetTime();
}
return (GetTime() - nLastUpdate < 10 &&
pindexBest->GetBlockTime() < GetTime() - 24 * 60 * 60);
}
void static InvalidChainFound(CBlockIndex* pindexNew)
{
if (pindexNew->bnChainWork > bnBestInvalidWork)
{
bnBestInvalidWork = pindexNew->bnChainWork;
CTxDB().WriteBestInvalidWork(bnBestInvalidWork);
uiInterface.NotifyBlocksChanged();
}
printf("InvalidChainFound: invalid block=%s height=%d work=%s\n", pindexNew->GetBlockHash().ToString().substr(0,20).c_str(), pindexNew->nHeight, pindexNew->bnChainWork.ToString().c_str());
printf("InvalidChainFound: current best=%s height=%d work=%s\n", hashBestChain.ToString().substr(0,20).c_str(), nBestHeight, bnBestChainWork.ToString().c_str());
if (pindexBest && bnBestInvalidWork > bnBestChainWork + pindexBest->GetBlockWork() * 6)
printf("InvalidChainFound: WARNING: Displayed transactions may not be correct! You may need to upgrade, or other nodes may need to upgrade.\n");
}
void CBlock::UpdateTime(const CBlockIndex* pindexPrev)
{
nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
// Updating time can change work required on testnet:
if (fTestNet)
nBits = GetNextWorkRequired(pindexPrev, this);
}
bool CTransaction::DisconnectInputs(CTxDB& txdb)
{
// Relinquish previous transactions' spent pointers
if (!IsCoinBase())
{
BOOST_FOREACH(const CTxIn& txin, vin)
{
COutPoint prevout = txin.prevout;
// Get prev txindex from disk
CTxIndex txindex;
if (!txdb.ReadTxIndex(prevout.hash, txindex))
return error("DisconnectInputs() : ReadTxIndex failed");
if (prevout.n >= txindex.vSpent.size())
return error("DisconnectInputs() : prevout.n out of range");
// Mark outpoint as not spent
txindex.vSpent[prevout.n].SetNull();
// Write back
if (!txdb.UpdateTxIndex(prevout.hash, txindex))
return error("DisconnectInputs() : UpdateTxIndex failed");
}
}
// Remove transaction from index
// This can fail if a duplicate of this transaction was in a chain that got
// reorganized away. This is only possible if this transaction was completely
// spent, so erasing it would be a no-op anway.
txdb.EraseTxIndex(*this);
return true;
}
bool CTransaction::FetchInputs(CTxDB& txdb, const map<uint256, CTxIndex>& mapTestPool,
bool fBlock, bool fMiner, MapPrevTx& inputsRet, bool& fInvalid)
{
// FetchInputs can return false either because we just haven't seen some inputs
// (in which case the transaction should be stored as an orphan)
// or because the transaction is malformed (in which case the transaction should
// be dropped). If tx is definitely invalid, fInvalid will be set to true.
fInvalid = false;
if (IsCoinBase())
return true; // Coinbase transactions have no inputs to fetch.
for (unsigned int i = 0; i < vin.size(); i++)
{
COutPoint prevout = vin[i].prevout;
if (inputsRet.count(prevout.hash))
continue; // Got it already
// Read txindex
CTxIndex& txindex = inputsRet[prevout.hash].first;
bool fFound = true;
if ((fBlock || fMiner) && mapTestPool.count(prevout.hash))
{
// Get txindex from current proposed changes
txindex = mapTestPool.find(prevout.hash)->second;
}
else
{
// Read txindex from txdb
fFound = txdb.ReadTxIndex(prevout.hash, txindex);
}
if (!fFound && (fBlock || fMiner))
return fMiner ? false : error("FetchInputs() : %s prev tx %s index entry not found", GetHash().ToString().substr(0,10).c_str(), prevout.hash.ToString().substr(0,10).c_str());
// Read txPrev
CTransaction& txPrev = inputsRet[prevout.hash].second;
if (!fFound || txindex.pos == CDiskTxPos(1,1,1))
{
// Get prev tx from single transactions in memory
{
LOCK(mempool.cs);
if (!mempool.exists(prevout.hash))
return error("FetchInputs() : %s mempool Tx prev not found %s", GetHash().ToString().substr(0,10).c_str(), prevout.hash.ToString().substr(0,10).c_str());
txPrev = mempool.lookup(prevout.hash);
}
if (!fFound)
txindex.vSpent.resize(txPrev.vout.size());
}
else
{
// Get prev tx from disk
if (!txPrev.ReadFromDisk(txindex.pos))
return error("FetchInputs() : %s ReadFromDisk prev tx %s failed", GetHash().ToString().substr(0,10).c_str(), prevout.hash.ToString().substr(0,10).c_str());
}
}
// Make sure all prevout.n's are valid:
for (unsigned int i = 0; i < vin.size(); i++)
{
const COutPoint prevout = vin[i].prevout;
assert(inputsRet.count(prevout.hash) != 0);
const CTxIndex& txindex = inputsRet[prevout.hash].first;
const CTransaction& txPrev = inputsRet[prevout.hash].second;
if (prevout.n >= txPrev.vout.size() || prevout.n >= txindex.vSpent.size())
{
// Revisit this if/when transaction replacement is implemented and allows
// adding inputs:
fInvalid = true;
return DoS(100, error("FetchInputs() : %s prevout.n out of range %d %d %d prev tx %s\n%s", GetHash().ToString().substr(0,10).c_str(), prevout.n, txPrev.vout.size(), txindex.vSpent.size(), prevout.hash.ToString().substr(0,10).c_str(), txPrev.ToString().c_str()));
}
}
return true;
}
const CTxOut& CTransaction::GetOutputFor(const CTxIn& input, const MapPrevTx& inputs) const
{
MapPrevTx::const_iterator mi = inputs.find(input.prevout.hash);
if (mi == inputs.end())
throw std::runtime_error("CTransaction::GetOutputFor() : prevout.hash not found");
const CTransaction& txPrev = (mi->second).second;
if (input.prevout.n >= txPrev.vout.size())
throw std::runtime_error("CTransaction::GetOutputFor() : prevout.n out of range");
return txPrev.vout[input.prevout.n];
}
int64 CTransaction::GetValueIn(const MapPrevTx& inputs) const
{
if (IsCoinBase())
return 0;
int64 nResult = 0;
for (unsigned int i = 0; i < vin.size(); i++)
{
nResult += GetOutputFor(vin[i], inputs).nValue;
}
return nResult;
}
unsigned int CTransaction::GetP2SHSigOpCount(const MapPrevTx& inputs) const
{
if (IsCoinBase())
return 0;
unsigned int nSigOps = 0;
for (unsigned int i = 0; i < vin.size(); i++)
{
const CTxOut& prevout = GetOutputFor(vin[i], inputs);
if (prevout.scriptPubKey.IsPayToScriptHash())
nSigOps += prevout.scriptPubKey.GetSigOpCount(vin[i].scriptSig);
}
return nSigOps;
}
bool CTransaction::ConnectInputs(MapPrevTx inputs,
map<uint256, CTxIndex>& mapTestPool, const CDiskTxPos& posThisTx,
const CBlockIndex* pindexBlock, bool fBlock, bool fMiner, bool fStrictPayToScriptHash)
{
// Take over previous transactions' spent pointers
// fBlock is true when this is called from AcceptBlock when a new best-block is added to the blockchain
// fMiner is true when called from the internal bitcoin miner
// ... both are false when called from CTransaction::AcceptToMemoryPool
if (!IsCoinBase())
{
int64 nValueIn = 0;
int64 nFees = 0;
for (unsigned int i = 0; i < vin.size(); i++)
{
COutPoint prevout = vin[i].prevout;
assert(inputs.count(prevout.hash) > 0);
CTxIndex& txindex = inputs[prevout.hash].first;
CTransaction& txPrev = inputs[prevout.hash].second;
if (prevout.n >= txPrev.vout.size() || prevout.n >= txindex.vSpent.size())
return DoS(100, error("ConnectInputs() : %s prevout.n out of range %d %d %d prev tx %s\n%s", GetHash().ToString().substr(0,10).c_str(), prevout.n, txPrev.vout.size(), txindex.vSpent.size(), prevout.hash.ToString().substr(0,10).c_str(), txPrev.ToString().c_str()));
// If prev is coinbase, check that it's matured
if (txPrev.IsCoinBase())
for (const CBlockIndex* pindex = pindexBlock; pindex && pindexBlock->nHeight - pindex->nHeight < COINBASE_MATURITY; pindex = pindex->pprev)
if (pindex->nBlockPos == txindex.pos.nBlockPos && pindex->nFile == txindex.pos.nFile)
return error("ConnectInputs() : tried to spend coinbase at depth %d", pindexBlock->nHeight - pindex->nHeight);
// Check for negative or overflow input values
nValueIn += txPrev.vout[prevout.n].nValue;
if (!MoneyRange(txPrev.vout[prevout.n].nValue) || !MoneyRange(nValueIn))
return DoS(100, error("ConnectInputs() : txin values out of range"));
}
// The first loop above does all the inexpensive checks.
// Only if ALL inputs pass do we perform expensive ECDSA signature checks.
// Helps prevent CPU exhaustion attacks.
for (unsigned int i = 0; i < vin.size(); i++)
{
COutPoint prevout = vin[i].prevout;
assert(inputs.count(prevout.hash) > 0);
CTxIndex& txindex = inputs[prevout.hash].first;
CTransaction& txPrev = inputs[prevout.hash].second;
// Check for conflicts (double-spend)
// This doesn't trigger the DoS code on purpose; if it did, it would make it easier
// for an attacker to attempt to split the network.
if (!txindex.vSpent[prevout.n].IsNull())
return fMiner ? false : error("ConnectInputs() : %s prev tx already used at %s", GetHash().ToString().substr(0,10).c_str(), txindex.vSpent[prevout.n].ToString().c_str());
// Skip ECDSA signature verification when connecting blocks (fBlock=true)
// before the last blockchain checkpoint. This is safe because block merkle hashes are
// still computed and checked, and any change will be caught at the next checkpoint.
if (!(fBlock && (nBestHeight < Checkpoints::GetTotalBlocksEstimate())))
{
// Verify signature
if (!VerifySignature(txPrev, *this, i, fStrictPayToScriptHash, 0))
{
// only during transition phase for P2SH: do not invoke anti-DoS code for
// potentially old clients relaying bad P2SH transactions
if (fStrictPayToScriptHash && VerifySignature(txPrev, *this, i, false, 0))
return error("ConnectInputs() : %s P2SH VerifySignature failed", GetHash().ToString().substr(0,10).c_str());
return DoS(100,error("ConnectInputs() : %s VerifySignature failed", GetHash().ToString().substr(0,10).c_str()));
}
}
// Mark outpoints as spent
txindex.vSpent[prevout.n] = posThisTx;
// Write back
if (fBlock || fMiner)
{
mapTestPool[prevout.hash] = txindex;
}
}
if (nValueIn < GetValueOut())
return DoS(100, error("ConnectInputs() : %s value in < value out", GetHash().ToString().substr(0,10).c_str()));
// Tally transaction fees
int64 nTxFee = nValueIn - GetValueOut();
if (nTxFee < 0)
return DoS(100, error("ConnectInputs() : %s nTxFee < 0", GetHash().ToString().substr(0,10).c_str()));
nFees += nTxFee;
if (!MoneyRange(nFees))
return DoS(100, error("ConnectInputs() : nFees out of range"));
}
return true;
}
bool CTransaction::ClientConnectInputs()
{
if (IsCoinBase())
return false;
// Take over previous transactions' spent pointers
{
LOCK(mempool.cs);
int64 nValueIn = 0;
for (unsigned int i = 0; i < vin.size(); i++)
{
// Get prev tx from single transactions in memory
COutPoint prevout = vin[i].prevout;
if (!mempool.exists(prevout.hash))
return false;
CTransaction& txPrev = mempool.lookup(prevout.hash);
if (prevout.n >= txPrev.vout.size())
return false;
// Verify signature
if (!VerifySignature(txPrev, *this, i, true, 0))
return error("ConnectInputs() : VerifySignature failed");
///// this is redundant with the mempool.mapNextTx stuff,
///// not sure which I want to get rid of
///// this has to go away now that posNext is gone
// // Check for conflicts
// if (!txPrev.vout[prevout.n].posNext.IsNull())
// return error("ConnectInputs() : prev tx already used");
//
// // Flag outpoints as used
// txPrev.vout[prevout.n].posNext = posThisTx;
nValueIn += txPrev.vout[prevout.n].nValue;
if (!MoneyRange(txPrev.vout[prevout.n].nValue) || !MoneyRange(nValueIn))
return error("ClientConnectInputs() : txin values out of range");
}
if (GetValueOut() > nValueIn)
return false;
}
return true;
}
bool CBlock::DisconnectBlock(CTxDB& txdb, CBlockIndex* pindex)
{
// Disconnect in reverse order
for (int i = vtx.size()-1; i >= 0; i--)
if (!vtx[i].DisconnectInputs(txdb))
return false;
// Update block index on disk without changing it in memory.
// The memory index structure will be changed after the db commits.
if (pindex->pprev)
{
CDiskBlockIndex blockindexPrev(pindex->pprev);
blockindexPrev.hashNext = 0;
if (!txdb.WriteBlockIndex(blockindexPrev))
return error("DisconnectBlock() : WriteBlockIndex failed");
}
return true;
}
bool CBlock::ConnectBlock(CTxDB& txdb, CBlockIndex* pindex)
{
// Check it again in case a previous version let a bad block in
if (!CheckBlock())
return false;
// Do not allow blocks that contain transactions which 'overwrite' older transactions,
// unless those are already completely spent.
// If such overwrites are allowed, coinbases and transactions depending upon those
// can be duplicated to remove the ability to spend the first instance -- even after
// being sent to another address.
// See BIP30 and http://r6.ca/blog/20120206T005236Z.html for more information.
// This logic is not necessary for memory pool transactions, as AcceptToMemoryPool
// already refuses previously-known transaction id's entirely.
// This rule applies to all blocks whose timestamp is after March 15, 2012, 0:00 UTC.
// On testnet it is enabled as of februari 20, 2012, 0:00 UTC.
if (pindex->nTime > 1331769600 || (fTestNet && pindex->nTime > 1329696000))
{
BOOST_FOREACH(CTransaction& tx, vtx)
{
CTxIndex txindexOld;
if (txdb.ReadTxIndex(tx.GetHash(), txindexOld))
{
BOOST_FOREACH(CDiskTxPos &pos, txindexOld.vSpent)
if (pos.IsNull())
return false;
}
}
}
// BIP16 didn't become active until Apr 1 2012 (Feb 15 on testnet)
int64 nBIP16SwitchTime = fTestNet ? 1329264000 : 1333238400;
bool fStrictPayToScriptHash = (pindex->nTime >= nBIP16SwitchTime);
//// issue here: it doesn't know the version
unsigned int nTxPos = pindex->nBlockPos + ::GetSerializeSize(CBlock(), SER_DISK, CLIENT_VERSION) - 1 + GetSizeOfCompactSize(vtx.size());
map<uint256, CTxIndex> mapQueuedChanges;
int64 nFees = 0;
unsigned int nSigOps = 0;
BOOST_FOREACH(CTransaction& tx, vtx)
{
nSigOps += tx.GetLegacySigOpCount();
if (nSigOps > MAX_BLOCK_SIGOPS)
return DoS(100, error("ConnectBlock() : too many sigops"));
CDiskTxPos posThisTx(pindex->nFile, pindex->nBlockPos, nTxPos);
nTxPos += ::GetSerializeSize(tx, SER_DISK, CLIENT_VERSION);
MapPrevTx mapInputs;
if (!tx.IsCoinBase())
{
bool fInvalid;
if (!tx.FetchInputs(txdb, mapQueuedChanges, true, false, mapInputs, fInvalid))
return false;
if (fStrictPayToScriptHash)
{
// Add in sigops done by pay-to-script-hash inputs;
// this is to prevent a "rogue miner" from creating
// an incredibly-expensive-to-validate block.
nSigOps += tx.GetP2SHSigOpCount(mapInputs);
if (nSigOps > MAX_BLOCK_SIGOPS)
return DoS(100, error("ConnectBlock() : too many sigops"));
}
nFees += tx.GetValueIn(mapInputs)-tx.GetValueOut();
if (!tx.ConnectInputs(mapInputs, mapQueuedChanges, posThisTx, pindex, true, false, fStrictPayToScriptHash))
return false;
}
mapQueuedChanges[tx.GetHash()] = CTxIndex(posThisTx, tx.vout.size());
}
// Write queued txindex changes
for (map<uint256, CTxIndex>::iterator mi = mapQueuedChanges.begin(); mi != mapQueuedChanges.end(); ++mi)
{
if (!txdb.UpdateTxIndex((*mi).first, (*mi).second))
return error("ConnectBlock() : UpdateTxIndex failed");
}
if (vtx[0].GetValueOut() > GetBlockValue(pindex->nHeight, nFees))
return false;
// Update block index on disk without changing it in memory.
// The memory index structure will be changed after the db commits.
if (pindex->pprev)
{
CDiskBlockIndex blockindexPrev(pindex->pprev);
blockindexPrev.hashNext = pindex->GetBlockHash();
if (!txdb.WriteBlockIndex(blockindexPrev))
return error("ConnectBlock() : WriteBlockIndex failed");
}
// Watch for transactions paying to me
BOOST_FOREACH(CTransaction& tx, vtx)
SyncWithWallets(tx, this, true);
return true;
}
bool static Reorganize(CTxDB& txdb, CBlockIndex* pindexNew)
{
printf("REORGANIZE\n");
// Find the fork
CBlockIndex* pfork = pindexBest;
CBlockIndex* plonger = pindexNew;
while (pfork != plonger)
{
while (plonger->nHeight > pfork->nHeight)
if (!(plonger = plonger->pprev))
return error("Reorganize() : plonger->pprev is null");
if (pfork == plonger)
break;
if (!(pfork = pfork->pprev))
return error("Reorganize() : pfork->pprev is null");
}
// List of what to disconnect
vector<CBlockIndex*> vDisconnect;
for (CBlockIndex* pindex = pindexBest; pindex != pfork; pindex = pindex->pprev)
vDisconnect.push_back(pindex);
// List of what to connect
vector<CBlockIndex*> vConnect;
for (CBlockIndex* pindex = pindexNew; pindex != pfork; pindex = pindex->pprev)
vConnect.push_back(pindex);
reverse(vConnect.begin(), vConnect.end());
printf("REORGANIZE: Disconnect %i blocks; %s..%s\n", vDisconnect.size(), pfork->GetBlockHash().ToString().substr(0,20).c_str(), pindexBest->GetBlockHash().ToString().substr(0,20).c_str());
printf("REORGANIZE: Connect %i blocks; %s..%s\n", vConnect.size(), pfork->GetBlockHash().ToString().substr(0,20).c_str(), pindexNew->GetBlockHash().ToString().substr(0,20).c_str());
// Disconnect shorter branch
vector<CTransaction> vResurrect;
BOOST_FOREACH(CBlockIndex* pindex, vDisconnect)
{
CBlock block;
if (!block.ReadFromDisk(pindex))
return error("Reorganize() : ReadFromDisk for disconnect failed");
if (!block.DisconnectBlock(txdb, pindex))
return error("Reorganize() : DisconnectBlock %s failed", pindex->GetBlockHash().ToString().substr(0,20).c_str());
// Queue memory transactions to resurrect
BOOST_FOREACH(const CTransaction& tx, block.vtx)
if (!tx.IsCoinBase())
vResurrect.push_back(tx);
}
// Connect longer branch
vector<CTransaction> vDelete;
for (unsigned int i = 0; i < vConnect.size(); i++)
{
CBlockIndex* pindex = vConnect[i];
CBlock block;
if (!block.ReadFromDisk(pindex))
return error("Reorganize() : ReadFromDisk for connect failed");
if (!block.ConnectBlock(txdb, pindex))
{
// Invalid block
return error("Reorganize() : ConnectBlock %s failed", pindex->GetBlockHash().ToString().substr(0,20).c_str());
}
// Queue memory transactions to delete
BOOST_FOREACH(const CTransaction& tx, block.vtx)
vDelete.push_back(tx);
}
if (!txdb.WriteHashBestChain(pindexNew->GetBlockHash()))
return error("Reorganize() : WriteHashBestChain failed");
// Make sure it's successfully written to disk before changing memory structure
if (!txdb.TxnCommit())
return error("Reorganize() : TxnCommit failed");
// Disconnect shorter branch
BOOST_FOREACH(CBlockIndex* pindex, vDisconnect)
if (pindex->pprev)
pindex->pprev->pnext = NULL;
// Connect longer branch
BOOST_FOREACH(CBlockIndex* pindex, vConnect)
if (pindex->pprev)
pindex->pprev->pnext = pindex;
// Resurrect memory transactions that were in the disconnected branch
BOOST_FOREACH(CTransaction& tx, vResurrect)
tx.AcceptToMemoryPool(txdb, false);
// Delete redundant memory transactions that are in the connected branch
BOOST_FOREACH(CTransaction& tx, vDelete)
mempool.remove(tx);
printf("REORGANIZE: done\n");
return true;
}
// Called from inside SetBestChain: attaches a block to the new best chain being built
bool CBlock::SetBestChainInner(CTxDB& txdb, CBlockIndex *pindexNew)
{
uint256 hash = GetHash();
// Adding to current best branch
if (!ConnectBlock(txdb, pindexNew) || !txdb.WriteHashBestChain(hash))
{
txdb.TxnAbort();
InvalidChainFound(pindexNew);
return false;
}
if (!txdb.TxnCommit())
return error("SetBestChain() : TxnCommit failed");
// Add to current best branch
pindexNew->pprev->pnext = pindexNew;
// Delete redundant memory transactions
BOOST_FOREACH(CTransaction& tx, vtx)
mempool.remove(tx);
return true;
}
bool CBlock::SetBestChain(CTxDB& txdb, CBlockIndex* pindexNew)
{
uint256 hash = GetHash();
if (!txdb.TxnBegin())
return error("SetBestChain() : TxnBegin failed");
if (pindexGenesisBlock == NULL && hash == hashGenesisBlock)
{
txdb.WriteHashBestChain(hash);
if (!txdb.TxnCommit())
return error("SetBestChain() : TxnCommit failed");
pindexGenesisBlock = pindexNew;
}
else if (hashPrevBlock == hashBestChain)
{
if (!SetBestChainInner(txdb, pindexNew))
return error("SetBestChain() : SetBestChainInner failed");
}
else
{
// the first block in the new chain that will cause it to become the new best chain
CBlockIndex *pindexIntermediate = pindexNew;
// list of blocks that need to be connected afterwards
std::vector<CBlockIndex*> vpindexSecondary;
// Reorganize is costly in terms of db load, as it works in a single db transaction.
// Try to limit how much needs to be done inside
while (pindexIntermediate->pprev && pindexIntermediate->pprev->bnChainWork > pindexBest->bnChainWork)
{
vpindexSecondary.push_back(pindexIntermediate);
pindexIntermediate = pindexIntermediate->pprev;
}
if (!vpindexSecondary.empty())
printf("Postponing %i reconnects\n", vpindexSecondary.size());
// Switch to new best branch
if (!Reorganize(txdb, pindexIntermediate))
{
txdb.TxnAbort();
InvalidChainFound(pindexNew);
return error("SetBestChain() : Reorganize failed");
}
// Connect futher blocks
BOOST_REVERSE_FOREACH(CBlockIndex *pindex, vpindexSecondary)
{
CBlock block;
if (!block.ReadFromDisk(pindex))
{
printf("SetBestChain() : ReadFromDisk failed\n");
break;
}
if (!txdb.TxnBegin()) {
printf("SetBestChain() : TxnBegin 2 failed\n");
break;
}
// errors now are not fatal, we still did a reorganisation to a new chain in a valid way
if (!block.SetBestChainInner(txdb, pindex))
break;
}
}
// Update best block in wallet (so we can detect restored wallets)
bool fIsInitialDownload = IsInitialBlockDownload();
if (!fIsInitialDownload)
{
const CBlockLocator locator(pindexNew);
::SetBestChain(locator);
}
// New best block
hashBestChain = hash;
pindexBest = pindexNew;
nBestHeight = pindexBest->nHeight;
bnBestChainWork = pindexNew->bnChainWork;
nTimeBestReceived = GetTime();
nTransactionsUpdated++;
printf("SetBestChain: new best=%s height=%d work=%s\n", hashBestChain.ToString().substr(0,20).c_str(), nBestHeight, bnBestChainWork.ToString().c_str());
std::string strCmd = GetArg("-blocknotify", "");
if (!fIsInitialDownload && !strCmd.empty())
{
boost::replace_all(strCmd, "%s", hashBestChain.GetHex());
boost::thread t(runCommand, strCmd); // thread runs free
}
return true;
}
bool CBlock::AddToBlockIndex(unsigned int nFile, unsigned int nBlockPos)
{
// Check for duplicate
uint256 hash = GetHash();
if (mapBlockIndex.count(hash))
return error("AddToBlockIndex() : %s already exists", hash.ToString().substr(0,20).c_str());
// Construct new block index object
CBlockIndex* pindexNew = new CBlockIndex(nFile, nBlockPos, *this);
if (!pindexNew)
return error("AddToBlockIndex() : new CBlockIndex failed");
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.insert(make_pair(hash, pindexNew)).first;
pindexNew->phashBlock = &((*mi).first);
map<uint256, CBlockIndex*>::iterator miPrev = mapBlockIndex.find(hashPrevBlock);
if (miPrev != mapBlockIndex.end())
{
pindexNew->pprev = (*miPrev).second;
pindexNew->nHeight = pindexNew->pprev->nHeight + 1;
}
pindexNew->bnChainWork = (pindexNew->pprev ? pindexNew->pprev->bnChainWork : 0) + pindexNew->GetBlockWork();
CTxDB txdb;
if (!txdb.TxnBegin())
return false;
txdb.WriteBlockIndex(CDiskBlockIndex(pindexNew));
if (!txdb.TxnCommit())
return false;
// New best
if (pindexNew->bnChainWork > bnBestChainWork)
if (!SetBestChain(txdb, pindexNew))
return false;
txdb.Close();
if (pindexNew == pindexBest)
{
// Notify UI to display prev block's coinbase if it was ours
static uint256 hashPrevBestCoinBase;
UpdatedTransaction(hashPrevBestCoinBase);
hashPrevBestCoinBase = vtx[0].GetHash();
}
uiInterface.NotifyBlocksChanged();
return true;
}
bool CBlock::CheckBlock() const
{
// These are checks that are independent of context
// that can be verified before saving an orphan block.
// Size limits
if (vtx.empty() || vtx.size() > MAX_BLOCK_SIZE || ::GetSerializeSize(*this, SER_NETWORK, PROTOCOL_VERSION) > MAX_BLOCK_SIZE)
return DoS(100, error("CheckBlock() : size limits failed"));
// Check proof of work matches claimed amount
if (!CheckProofOfWork(GetHash(), nBits))
return DoS(50, error("CheckBlock() : proof of work failed"));
// Check timestamp
if (GetBlockTime() > GetAdjustedTime() + 2 * 60 * 60)
return error("CheckBlock() : block timestamp too far in the future");
// First transaction must be coinbase, the rest must not be
if (vtx.empty() || !vtx[0].IsCoinBase())
return DoS(100, error("CheckBlock() : first tx is not coinbase"));
for (unsigned int i = 1; i < vtx.size(); i++)
if (vtx[i].IsCoinBase())
return DoS(100, error("CheckBlock() : more than one coinbase"));
// Check transactions
BOOST_FOREACH(const CTransaction& tx, vtx)
if (!tx.CheckTransaction())
return DoS(tx.nDoS, error("CheckBlock() : CheckTransaction failed"));
// Check for duplicate txids. This is caught by ConnectInputs(),
// but catching it earlier avoids a potential DoS attack:
set<uint256> uniqueTx;
BOOST_FOREACH(const CTransaction& tx, vtx)
{
uniqueTx.insert(tx.GetHash());
}
if (uniqueTx.size() != vtx.size())
return DoS(100, error("CheckBlock() : duplicate transaction"));
unsigned int nSigOps = 0;
BOOST_FOREACH(const CTransaction& tx, vtx)
{
nSigOps += tx.GetLegacySigOpCount();
}
if (nSigOps > MAX_BLOCK_SIGOPS)
return DoS(100, error("CheckBlock() : out-of-bounds SigOpCount"));
// Check merkleroot
if (hashMerkleRoot != BuildMerkleTree())
return DoS(100, error("CheckBlock() : hashMerkleRoot mismatch"));
return true;
}
bool CBlock::AcceptBlock()
{
// Check for duplicate
uint256 hash = GetHash();
if (mapBlockIndex.count(hash))
return error("AcceptBlock() : block already in mapBlockIndex");
// Get prev block index
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hashPrevBlock);
if (mi == mapBlockIndex.end())
return DoS(10, error("AcceptBlock() : prev block not found"));
CBlockIndex* pindexPrev = (*mi).second;
int nHeight = pindexPrev->nHeight+1;
// Check proof of work
if (nBits != GetNextWorkRequired(pindexPrev, this))
return DoS(100, error("AcceptBlock() : incorrect proof of work"));
// Check timestamp against prev
if (GetBlockTime() <= pindexPrev->GetMedianTimePast())
return error("AcceptBlock() : block's timestamp is too early");
// Check that all transactions are finalized
BOOST_FOREACH(const CTransaction& tx, vtx)
if (!tx.IsFinal(nHeight, GetBlockTime()))
return DoS(10, error("AcceptBlock() : contains a non-final transaction"));
// Check that the block chain matches the known block chain up to a checkpoint
if (!Checkpoints::CheckBlock(nHeight, hash))
return DoS(100, error("AcceptBlock() : rejected by checkpoint lockin at %d", nHeight));
// Write block to history file
if (!CheckDiskSpace(::GetSerializeSize(*this, SER_DISK, CLIENT_VERSION)))
return error("AcceptBlock() : out of disk space");
unsigned int nFile = -1;
unsigned int nBlockPos = 0;
if (!WriteToDisk(nFile, nBlockPos))
return error("AcceptBlock() : WriteToDisk failed");
if (!AddToBlockIndex(nFile, nBlockPos))
return error("AcceptBlock() : AddToBlockIndex failed");
// Relay inventory, but don't relay old inventory during initial block download
int nBlockEstimate = Checkpoints::GetTotalBlocksEstimate();
if (hashBestChain == hash)
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
if (nBestHeight > (pnode->nStartingHeight != -1 ? pnode->nStartingHeight - 2000 : nBlockEstimate))
pnode->PushInventory(CInv(MSG_BLOCK, hash));
}
return true;
}
bool ProcessBlock(CNode* pfrom, CBlock* pblock)
{
// Check for duplicate
uint256 hash = pblock->GetHash();
if (mapBlockIndex.count(hash))
return error("ProcessBlock() : already have block %d %s", mapBlockIndex[hash]->nHeight, hash.ToString().substr(0,20).c_str());
if (mapOrphanBlocks.count(hash))
return error("ProcessBlock() : already have block (orphan) %s", hash.ToString().substr(0,20).c_str());
// Preliminary checks
if (!pblock->CheckBlock())
return error("ProcessBlock() : CheckBlock FAILED");
CBlockIndex* pcheckpoint = Checkpoints::GetLastCheckpoint(mapBlockIndex);
if (pcheckpoint && pblock->hashPrevBlock != hashBestChain)
{
// Extra checks to prevent "fill up memory by spamming with bogus blocks"
int64 deltaTime = pblock->GetBlockTime() - pcheckpoint->nTime;
if (deltaTime < 0)
{
if (pfrom)
pfrom->Misbehaving(100);
return error("ProcessBlock() : block with timestamp before last checkpoint");
}
CBigNum bnNewBlock;
bnNewBlock.SetCompact(pblock->nBits);
CBigNum bnRequired;
bnRequired.SetCompact(ComputeMinWork(pcheckpoint->nBits, deltaTime));
if (bnNewBlock > bnRequired)
{
if (pfrom)
pfrom->Misbehaving(100);
return error("ProcessBlock() : block with too little proof-of-work");
}
}
// If don't already have its previous block, shunt it off to holding area until we get it
if (!mapBlockIndex.count(pblock->hashPrevBlock))
{
printf("ProcessBlock: ORPHAN BLOCK, prev=%s\n", pblock->hashPrevBlock.ToString().substr(0,20).c_str());
CBlock* pblock2 = new CBlock(*pblock);
mapOrphanBlocks.insert(make_pair(hash, pblock2));
mapOrphanBlocksByPrev.insert(make_pair(pblock2->hashPrevBlock, pblock2));
// Ask this guy to fill in what we're missing
if (pfrom)
pfrom->PushGetBlocks(pindexBest, GetOrphanRoot(pblock2));
return true;
}
// Store to disk
if (!pblock->AcceptBlock())
return error("ProcessBlock() : AcceptBlock FAILED");
// Recursively process any orphan blocks that depended on this one
vector<uint256> vWorkQueue;
vWorkQueue.push_back(hash);
for (unsigned int i = 0; i < vWorkQueue.size(); i++)
{
uint256 hashPrev = vWorkQueue[i];
for (multimap<uint256, CBlock*>::iterator mi = mapOrphanBlocksByPrev.lower_bound(hashPrev);
mi != mapOrphanBlocksByPrev.upper_bound(hashPrev);
++mi)
{
CBlock* pblockOrphan = (*mi).second;
if (pblockOrphan->AcceptBlock())
vWorkQueue.push_back(pblockOrphan->GetHash());
mapOrphanBlocks.erase(pblockOrphan->GetHash());
delete pblockOrphan;
}
mapOrphanBlocksByPrev.erase(hashPrev);
}
printf("ProcessBlock: ACCEPTED\n");
return true;
}
bool CheckDiskSpace(uint64 nAdditionalBytes)
{
uint64 nFreeBytesAvailable = filesystem::space(GetDataDir()).available;
// Check for nMinDiskSpace bytes (currently 50MB)
if (nFreeBytesAvailable < nMinDiskSpace + nAdditionalBytes)
{
fShutdown = true;
string strMessage = _("Warning: Disk space is low");
strMiscWarning = strMessage;
printf("*** %s\n", strMessage.c_str());
uiInterface.ThreadSafeMessageBox(strMessage, "Bitcoin", CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
uiInterface.QueueShutdown();
return false;
}
return true;
}
FILE* OpenBlockFile(unsigned int nFile, unsigned int nBlockPos, const char* pszMode)
{
if ((nFile < 1) || (nFile == (unsigned int) -1))
return NULL;
FILE* file = fopen((GetDataDir() / strprintf("blk%04d.dat", nFile)).string().c_str(), pszMode);
if (!file)
return NULL;
if (nBlockPos != 0 && !strchr(pszMode, 'a') && !strchr(pszMode, 'w'))
{
if (fseek(file, nBlockPos, SEEK_SET) != 0)
{
fclose(file);
return NULL;
}
}
return file;
}
static unsigned int nCurrentBlockFile = 1;
FILE* AppendBlockFile(unsigned int& nFileRet)
{
nFileRet = 0;
loop
{
FILE* file = OpenBlockFile(nCurrentBlockFile, 0, "ab");
if (!file)
return NULL;
if (fseek(file, 0, SEEK_END) != 0)
return NULL;
// FAT32 filesize max 4GB, fseek and ftell max 2GB, so we must stay under 2GB
if (ftell(file) < 0x7F000000 - MAX_SIZE)
{
nFileRet = nCurrentBlockFile;
return file;
}
fclose(file);
nCurrentBlockFile++;
}
}
bool LoadBlockIndex(bool fAllowNew)
{
if (fTestNet)
{
pchMessageStart[0] = 0xfa;
pchMessageStart[1] = 0xbf;
pchMessageStart[2] = 0xb5;
pchMessageStart[3] = 0xda;
hashGenesisBlock = uint256("000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943");
}
//
// Load block index
//
CTxDB txdb("cr");
if (!txdb.LoadBlockIndex())
return false;
txdb.Close();
//
// Init with genesis block
//
if (mapBlockIndex.empty())
{
if (!fAllowNew)
return false;
// Genesis Block:
// CBlock(hash=000000000019d6, ver=1, hashPrevBlock=00000000000000, hashMerkleRoot=4a5e1e, nTime=1231006505, nBits=1d00ffff, nNonce=2083236893, vtx=1)
// CTransaction(hash=4a5e1e, ver=1, vin.size=1, vout.size=1, nLockTime=0)
// CTxIn(COutPoint(000000, -1), coinbase 04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73)
// CTxOut(nValue=50.00000000, scriptPubKey=0x5F1DF16B2B704C8A578D0B)
// vMerkleTree: 4a5e1e
// Genesis block
const char* pszTimestamp = "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks";
CTransaction txNew;
txNew.vin.resize(1);
txNew.vout.resize(1);
txNew.vin[0].scriptSig = CScript() << 486604799 << CBigNum(4) << vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
txNew.vout[0].nValue = 50 * COIN;
txNew.vout[0].scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
CBlock block;
block.vtx.push_back(txNew);
block.hashPrevBlock = 0;
block.hashMerkleRoot = block.BuildMerkleTree();
block.nVersion = 1;
block.nTime = 1231006505;
block.nBits = 0x1d00ffff;
block.nNonce = 2083236893;
if (fTestNet)
{
block.nTime = 1296688602;
block.nNonce = 414098458;
}
//// debug print
printf("%s\n", block.GetHash().ToString().c_str());
printf("%s\n", hashGenesisBlock.ToString().c_str());
printf("%s\n", block.hashMerkleRoot.ToString().c_str());
assert(block.hashMerkleRoot == uint256("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b"));
block.print();
assert(block.GetHash() == hashGenesisBlock);
// Start new block file
unsigned int nFile;
unsigned int nBlockPos;
if (!block.WriteToDisk(nFile, nBlockPos))
return error("LoadBlockIndex() : writing genesis block to disk failed");
if (!block.AddToBlockIndex(nFile, nBlockPos))
return error("LoadBlockIndex() : genesis block not accepted");
}
return true;
}
void PrintBlockTree()
{
// precompute tree structure
map<CBlockIndex*, vector<CBlockIndex*> > mapNext;
for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
{
CBlockIndex* pindex = (*mi).second;
mapNext[pindex->pprev].push_back(pindex);
// test
//while (rand() % 3 == 0)
// mapNext[pindex->pprev].push_back(pindex);
}
vector<pair<int, CBlockIndex*> > vStack;
vStack.push_back(make_pair(0, pindexGenesisBlock));
int nPrevCol = 0;
while (!vStack.empty())
{
int nCol = vStack.back().first;
CBlockIndex* pindex = vStack.back().second;
vStack.pop_back();
// print split or gap
if (nCol > nPrevCol)
{
for (int i = 0; i < nCol-1; i++)
printf("| ");
printf("|\\\n");
}
else if (nCol < nPrevCol)
{
for (int i = 0; i < nCol; i++)
printf("| ");
printf("|\n");
}
nPrevCol = nCol;
// print columns
for (int i = 0; i < nCol; i++)
printf("| ");
// print item
CBlock block;
block.ReadFromDisk(pindex);
printf("%d (%u,%u) %s %s tx %d",
pindex->nHeight,
pindex->nFile,
pindex->nBlockPos,
block.GetHash().ToString().substr(0,20).c_str(),
DateTimeStrFormat("%x %H:%M:%S", block.GetBlockTime()).c_str(),
block.vtx.size());
PrintWallets(block);
// put the main timechain first
vector<CBlockIndex*>& vNext = mapNext[pindex];
for (unsigned int i = 0; i < vNext.size(); i++)
{
if (vNext[i]->pnext)
{
swap(vNext[0], vNext[i]);
break;
}
}
// iterate children
for (unsigned int i = 0; i < vNext.size(); i++)
vStack.push_back(make_pair(nCol+i, vNext[i]));
}
}
bool LoadExternalBlockFile(FILE* fileIn)
{
int nLoaded = 0;
{
LOCK(cs_main);
try {
CAutoFile blkdat(fileIn, SER_DISK, CLIENT_VERSION);
unsigned int nPos = 0;
while (nPos != (unsigned int)-1 && blkdat.good() && !fRequestShutdown)
{
unsigned char pchData[65536];
do {
fseek(blkdat, nPos, SEEK_SET);
int nRead = fread(pchData, 1, sizeof(pchData), blkdat);
if (nRead <= 8)
{
nPos = (unsigned int)-1;
break;
}
void* nFind = memchr(pchData, pchMessageStart[0], nRead+1-sizeof(pchMessageStart));
if (nFind)
{
if (memcmp(nFind, pchMessageStart, sizeof(pchMessageStart))==0)
{
nPos += ((unsigned char*)nFind - pchData) + sizeof(pchMessageStart);
break;
}
nPos += ((unsigned char*)nFind - pchData) + 1;
}
else
nPos += sizeof(pchData) - sizeof(pchMessageStart) + 1;
} while(!fRequestShutdown);
if (nPos == (unsigned int)-1)
break;
fseek(blkdat, nPos, SEEK_SET);
unsigned int nSize;
blkdat >> nSize;
if (nSize > 0 && nSize <= MAX_BLOCK_SIZE)
{
CBlock block;
blkdat >> block;
if (ProcessBlock(NULL,&block))
{
nLoaded++;
nPos += 4 + nSize;
}
}
}
}
catch (std::exception &e) {
printf("%s() : Deserialize or I/O error caught during load\n",
__PRETTY_FUNCTION__);
}
}
printf("Loaded %i blocks from external file\n", nLoaded);
return nLoaded > 0;
}
//////////////////////////////////////////////////////////////////////////////
//
// CAlert
//
map<uint256, CAlert> mapAlerts;
CCriticalSection cs_mapAlerts;
string GetWarnings(string strFor)
{
int nPriority = 0;
string strStatusBar;
string strRPC;
if (GetBoolArg("-testsafemode"))
strRPC = "test";
// Misc warnings like out of disk space and clock is wrong
if (strMiscWarning != "")
{
nPriority = 1000;
strStatusBar = strMiscWarning;
}
// Longer invalid proof-of-work chain
if (pindexBest && bnBestInvalidWork > bnBestChainWork + pindexBest->GetBlockWork() * 6)
{
nPriority = 2000;
strStatusBar = strRPC = "WARNING: Displayed transactions may not be correct! You may need to upgrade, or other nodes may need to upgrade.";
}
// Alerts
{
LOCK(cs_mapAlerts);
BOOST_FOREACH(PAIRTYPE(const uint256, CAlert)& item, mapAlerts)
{
const CAlert& alert = item.second;
if (alert.AppliesToMe() && alert.nPriority > nPriority)
{
nPriority = alert.nPriority;
strStatusBar = alert.strStatusBar;
}
}
}
if (strFor == "statusbar")
return strStatusBar;
else if (strFor == "rpc")
return strRPC;
assert(!"GetWarnings() : invalid parameter");
return "error";
}
CAlert CAlert::getAlertByHash(const uint256 &hash)
{
CAlert retval;
{
LOCK(cs_mapAlerts);
map<uint256, CAlert>::iterator mi = mapAlerts.find(hash);
if(mi != mapAlerts.end())
retval = mi->second;
}
return retval;
}
bool CAlert::ProcessAlert()
{
if (!CheckSignature())
return false;
if (!IsInEffect())
return false;
{
LOCK(cs_mapAlerts);
// Cancel previous alerts
for (map<uint256, CAlert>::iterator mi = mapAlerts.begin(); mi != mapAlerts.end();)
{
const CAlert& alert = (*mi).second;
if (Cancels(alert))
{
printf("cancelling alert %d\n", alert.nID);
uiInterface.NotifyAlertChanged((*mi).first, CT_DELETED);
mapAlerts.erase(mi++);
}
else if (!alert.IsInEffect())
{
printf("expiring alert %d\n", alert.nID);
uiInterface.NotifyAlertChanged((*mi).first, CT_DELETED);
mapAlerts.erase(mi++);
}
else
mi++;
}
// Check if this alert has been cancelled
BOOST_FOREACH(PAIRTYPE(const uint256, CAlert)& item, mapAlerts)
{
const CAlert& alert = item.second;
if (alert.Cancels(*this))
{
printf("alert already cancelled by %d\n", alert.nID);
return false;
}
}
// Add to mapAlerts
mapAlerts.insert(make_pair(GetHash(), *this));
// Notify UI if it applies to me
if(AppliesToMe())
uiInterface.NotifyAlertChanged(GetHash(), CT_NEW);
}
printf("accepted alert %d, AppliesToMe()=%d\n", nID, AppliesToMe());
return true;
}
//////////////////////////////////////////////////////////////////////////////
//
// Messages
//
bool static AlreadyHave(CTxDB& txdb, const CInv& inv)
{
switch (inv.type)
{
case MSG_TX:
{
bool txInMap = false;
{
LOCK(mempool.cs);
txInMap = (mempool.exists(inv.hash));
}
return txInMap ||
mapOrphanTransactions.count(inv.hash) ||
txdb.ContainsTx(inv.hash);
}
case MSG_BLOCK:
return mapBlockIndex.count(inv.hash) ||
mapOrphanBlocks.count(inv.hash);
}
// Don't know what it is, just say we already got one
return true;
}
// The message start string is designed to be unlikely to occur in normal data.
// The characters are rarely used upper ascii, not valid as UTF-8, and produce
// a large 4-byte int at any alignment.
unsigned char pchMessageStart[4] = { 0xf9, 0xbe, 0xb4, 0xd9 };
bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
{
static map<CService, CPubKey> mapReuseKey;
RandAddSeedPerfmon();
if (fDebug)
printf("received: %s (%d bytes)\n", strCommand.c_str(), vRecv.size());
if (mapArgs.count("-dropmessagestest") && GetRand(atoi(mapArgs["-dropmessagestest"])) == 0)
{
printf("dropmessagestest DROPPING RECV MESSAGE\n");
return true;
}
if (strCommand == "version")
{
// Each connection can only send one version message
if (pfrom->nVersion != 0)
{
pfrom->Misbehaving(1);
return false;
}
int64 nTime;
CAddress addrMe;
CAddress addrFrom;
uint64 nNonce = 1;
vRecv >> pfrom->nVersion >> pfrom->nServices >> nTime >> addrMe;
if (pfrom->nVersion < MIN_PROTO_VERSION)
{
// Since February 20, 2012, the protocol is initiated at version 209,
// and earlier versions are no longer supported
printf("partner %s using obsolete version %i; disconnecting\n", pfrom->addr.ToString().c_str(), pfrom->nVersion);
pfrom->fDisconnect = true;
return false;
}
if (pfrom->nVersion == 10300)
pfrom->nVersion = 300;
if (!vRecv.empty())
vRecv >> addrFrom >> nNonce;
if (!vRecv.empty())
vRecv >> pfrom->strSubVer;
if (!vRecv.empty())
vRecv >> pfrom->nStartingHeight;
if (pfrom->fInbound && addrMe.IsRoutable())
{
pfrom->addrLocal = addrMe;
SeenLocal(addrMe);
}
// Disconnect if we connected to ourself
if (nNonce == nLocalHostNonce && nNonce > 1)
{
printf("connected to self at %s, disconnecting\n", pfrom->addr.ToString().c_str());
pfrom->fDisconnect = true;
return true;
}
// Be shy and don't send version until we hear
if (pfrom->fInbound)
pfrom->PushVersion();
pfrom->fClient = !(pfrom->nServices & NODE_NETWORK);
AddTimeData(pfrom->addr, nTime);
// Change version
pfrom->PushMessage("verack");
pfrom->vSend.SetVersion(min(pfrom->nVersion, PROTOCOL_VERSION));
if (!pfrom->fInbound)
{
// Advertise our address
- if (!fNoListen && !fUseProxy && !IsInitialBlockDownload())
+ if (!fNoListen && !IsInitialBlockDownload())
{
CAddress addr = GetLocalAddress(&pfrom->addr);
if (addr.IsRoutable())
pfrom->PushAddress(addr);
}
// Get recent addresses
if (pfrom->fOneShot || pfrom->nVersion >= CADDR_TIME_VERSION || addrman.size() < 1000)
{
pfrom->PushMessage("getaddr");
pfrom->fGetAddr = true;
}
addrman.Good(pfrom->addr);
} else {
if (((CNetAddr)pfrom->addr) == (CNetAddr)addrFrom)
{
addrman.Add(addrFrom, addrFrom);
addrman.Good(addrFrom);
}
}
// Ask the first connected node for block updates
static int nAskedForBlocks = 0;
if (!pfrom->fClient && !pfrom->fOneShot &&
(pfrom->nVersion < NOBLKS_VERSION_START ||
pfrom->nVersion >= NOBLKS_VERSION_END) &&
(nAskedForBlocks < 1 || vNodes.size() <= 1))
{
nAskedForBlocks++;
pfrom->PushGetBlocks(pindexBest, uint256(0));
}
// Relay alerts
{
LOCK(cs_mapAlerts);
BOOST_FOREACH(PAIRTYPE(const uint256, CAlert)& item, mapAlerts)
item.second.RelayTo(pfrom);
}
pfrom->fSuccessfullyConnected = true;
printf("version message: version %d, blocks=%d\n", pfrom->nVersion, pfrom->nStartingHeight);
cPeerBlockCounts.input(pfrom->nStartingHeight);
}
else if (pfrom->nVersion == 0)
{
// Must have a version message before anything else
pfrom->Misbehaving(1);
return false;
}
else if (strCommand == "verack")
{
pfrom->vRecv.SetVersion(min(pfrom->nVersion, PROTOCOL_VERSION));
}
else if (strCommand == "addr")
{
vector<CAddress> vAddr;
vRecv >> vAddr;
// Don't want addr from older versions unless seeding
if (pfrom->nVersion < CADDR_TIME_VERSION && addrman.size() > 1000)
return true;
if (vAddr.size() > 1000)
{
pfrom->Misbehaving(20);
return error("message addr size() = %d", vAddr.size());
}
// Store the new addresses
vector<CAddress> vAddrOk;
int64 nNow = GetAdjustedTime();
int64 nSince = nNow - 10 * 60;
BOOST_FOREACH(CAddress& addr, vAddr)
{
if (fShutdown)
return true;
if (addr.nTime <= 100000000 || addr.nTime > nNow + 10 * 60)
addr.nTime = nNow - 5 * 24 * 60 * 60;
pfrom->AddAddressKnown(addr);
bool fReachable = IsReachable(addr);
if (addr.nTime > nSince && !pfrom->fGetAddr && vAddr.size() <= 10 && addr.IsRoutable())
{
// Relay to a limited number of other nodes
{
LOCK(cs_vNodes);
// Use deterministic randomness to send to the same nodes for 24 hours
// at a time so the setAddrKnowns of the chosen nodes prevent repeats
static uint256 hashSalt;
if (hashSalt == 0)
hashSalt = GetRandHash();
int64 hashAddr = addr.GetHash();
uint256 hashRand = hashSalt ^ (hashAddr<<32) ^ ((GetTime()+hashAddr)/(24*60*60));
hashRand = Hash(BEGIN(hashRand), END(hashRand));
multimap<uint256, CNode*> mapMix;
BOOST_FOREACH(CNode* pnode, vNodes)
{
if (pnode->nVersion < CADDR_TIME_VERSION)
continue;
unsigned int nPointer;
memcpy(&nPointer, &pnode, sizeof(nPointer));
uint256 hashKey = hashRand ^ nPointer;
hashKey = Hash(BEGIN(hashKey), END(hashKey));
mapMix.insert(make_pair(hashKey, pnode));
}
int nRelayNodes = fReachable ? 2 : 1; // limited relaying of addresses outside our network(s)
for (multimap<uint256, CNode*>::iterator mi = mapMix.begin(); mi != mapMix.end() && nRelayNodes-- > 0; ++mi)
((*mi).second)->PushAddress(addr);
}
}
// Do not store addresses outside our network
if (fReachable)
vAddrOk.push_back(addr);
}
addrman.Add(vAddrOk, pfrom->addr, 2 * 60 * 60);
if (vAddr.size() < 1000)
pfrom->fGetAddr = false;
if (pfrom->fOneShot)
pfrom->fDisconnect = true;
}
else if (strCommand == "inv")
{
vector<CInv> vInv;
vRecv >> vInv;
if (vInv.size() > 50000)
{
pfrom->Misbehaving(20);
return error("message inv size() = %d", vInv.size());
}
// find last block in inv vector
unsigned int nLastBlock = (unsigned int)(-1);
for (unsigned int nInv = 0; nInv < vInv.size(); nInv++) {
if (vInv[vInv.size() - 1 - nInv].type == MSG_BLOCK) {
nLastBlock = vInv.size() - 1 - nInv;
break;
}
}
CTxDB txdb("r");
for (unsigned int nInv = 0; nInv < vInv.size(); nInv++)
{
const CInv &inv = vInv[nInv];
if (fShutdown)
return true;
pfrom->AddInventoryKnown(inv);
bool fAlreadyHave = AlreadyHave(txdb, inv);
if (fDebug)
printf(" got inventory: %s %s\n", inv.ToString().c_str(), fAlreadyHave ? "have" : "new");
if (!fAlreadyHave)
pfrom->AskFor(inv);
else if (inv.type == MSG_BLOCK && mapOrphanBlocks.count(inv.hash)) {
pfrom->PushGetBlocks(pindexBest, GetOrphanRoot(mapOrphanBlocks[inv.hash]));
} else if (nInv == nLastBlock) {
// In case we are on a very long side-chain, it is possible that we already have
// the last block in an inv bundle sent in response to getblocks. Try to detect
// this situation and push another getblocks to continue.
std::vector<CInv> vGetData(1,inv);
pfrom->PushGetBlocks(mapBlockIndex[inv.hash], uint256(0));
if (fDebug)
printf("force request: %s\n", inv.ToString().c_str());
}
// Track requests for our stuff
Inventory(inv.hash);
}
}
else if (strCommand == "getdata")
{
vector<CInv> vInv;
vRecv >> vInv;
if (vInv.size() > 50000)
{
pfrom->Misbehaving(20);
return error("message getdata size() = %d", vInv.size());
}
BOOST_FOREACH(const CInv& inv, vInv)
{
if (fShutdown)
return true;
printf("received getdata for: %s\n", inv.ToString().c_str());
if (inv.type == MSG_BLOCK)
{
// Send block from disk
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(inv.hash);
if (mi != mapBlockIndex.end())
{
CBlock block;
block.ReadFromDisk((*mi).second);
pfrom->PushMessage("block", block);
// Trigger them to send a getblocks request for the next batch of inventory
if (inv.hash == pfrom->hashContinue)
{
// Bypass PushInventory, this must send even if redundant,
// and we want it right after the last block so they don't
// wait for other stuff first.
vector<CInv> vInv;
vInv.push_back(CInv(MSG_BLOCK, hashBestChain));
pfrom->PushMessage("inv", vInv);
pfrom->hashContinue = 0;
}
}
}
else if (inv.IsKnownType())
{
// Send stream from relay memory
{
LOCK(cs_mapRelay);
map<CInv, CDataStream>::iterator mi = mapRelay.find(inv);
if (mi != mapRelay.end())
pfrom->PushMessage(inv.GetCommand(), (*mi).second);
}
}
// Track requests for our stuff
Inventory(inv.hash);
}
}
else if (strCommand == "getblocks")
{
CBlockLocator locator;
uint256 hashStop;
vRecv >> locator >> hashStop;
// Find the last block the caller has in the main chain
CBlockIndex* pindex = locator.GetBlockIndex();
// Send the rest of the chain
if (pindex)
pindex = pindex->pnext;
int nLimit = 500 + locator.GetDistanceBack();
unsigned int nBytes = 0;
printf("getblocks %d to %s limit %d\n", (pindex ? pindex->nHeight : -1), hashStop.ToString().substr(0,20).c_str(), nLimit);
for (; pindex; pindex = pindex->pnext)
{
if (pindex->GetBlockHash() == hashStop)
{
printf(" getblocks stopping at %d %s (%u bytes)\n", pindex->nHeight, pindex->GetBlockHash().ToString().substr(0,20).c_str(), nBytes);
break;
}
pfrom->PushInventory(CInv(MSG_BLOCK, pindex->GetBlockHash()));
CBlock block;
block.ReadFromDisk(pindex, true);
nBytes += block.GetSerializeSize(SER_NETWORK, PROTOCOL_VERSION);
if (--nLimit <= 0 || nBytes >= SendBufferSize()/2)
{
// When this block is requested, we'll send an inv that'll make them
// getblocks the next batch of inventory.
printf(" getblocks stopping at limit %d %s (%u bytes)\n", pindex->nHeight, pindex->GetBlockHash().ToString().substr(0,20).c_str(), nBytes);
pfrom->hashContinue = pindex->GetBlockHash();
break;
}
}
}
else if (strCommand == "getheaders")
{
CBlockLocator locator;
uint256 hashStop;
vRecv >> locator >> hashStop;
CBlockIndex* pindex = NULL;
if (locator.IsNull())
{
// If locator is null, return the hashStop block
map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hashStop);
if (mi == mapBlockIndex.end())
return true;
pindex = (*mi).second;
}
else
{
// Find the last block the caller has in the main chain
pindex = locator.GetBlockIndex();
if (pindex)
pindex = pindex->pnext;
}
vector<CBlock> vHeaders;
int nLimit = 2000;
printf("getheaders %d to %s\n", (pindex ? pindex->nHeight : -1), hashStop.ToString().substr(0,20).c_str());
for (; pindex; pindex = pindex->pnext)
{
vHeaders.push_back(pindex->GetBlockHeader());
if (--nLimit <= 0 || pindex->GetBlockHash() == hashStop)
break;
}
pfrom->PushMessage("headers", vHeaders);
}
else if (strCommand == "tx")
{
vector<uint256> vWorkQueue;
vector<uint256> vEraseQueue;
CDataStream vMsg(vRecv);
CTxDB txdb("r");
CTransaction tx;
vRecv >> tx;
CInv inv(MSG_TX, tx.GetHash());
pfrom->AddInventoryKnown(inv);
bool fMissingInputs = false;
if (tx.AcceptToMemoryPool(txdb, true, &fMissingInputs))
{
SyncWithWallets(tx, NULL, true);
RelayMessage(inv, vMsg);
mapAlreadyAskedFor.erase(inv);
vWorkQueue.push_back(inv.hash);
vEraseQueue.push_back(inv.hash);
// Recursively process any orphan transactions that depended on this one
for (unsigned int i = 0; i < vWorkQueue.size(); i++)
{
uint256 hashPrev = vWorkQueue[i];
for (map<uint256, CDataStream*>::iterator mi = mapOrphanTransactionsByPrev[hashPrev].begin();
mi != mapOrphanTransactionsByPrev[hashPrev].end();
++mi)
{
const CDataStream& vMsg = *((*mi).second);
CTransaction tx;
CDataStream(vMsg) >> tx;
CInv inv(MSG_TX, tx.GetHash());
bool fMissingInputs2 = false;
if (tx.AcceptToMemoryPool(txdb, true, &fMissingInputs2))
{
printf(" accepted orphan tx %s\n", inv.hash.ToString().substr(0,10).c_str());
SyncWithWallets(tx, NULL, true);
RelayMessage(inv, vMsg);
mapAlreadyAskedFor.erase(inv);
vWorkQueue.push_back(inv.hash);
vEraseQueue.push_back(inv.hash);
}
else if (!fMissingInputs2)
{
// invalid orphan
vEraseQueue.push_back(inv.hash);
printf(" removed invalid orphan tx %s\n", inv.hash.ToString().substr(0,10).c_str());
}
}
}
BOOST_FOREACH(uint256 hash, vEraseQueue)
EraseOrphanTx(hash);
}
else if (fMissingInputs)
{
AddOrphanTx(vMsg);
// DoS prevention: do not allow mapOrphanTransactions to grow unbounded
unsigned int nEvicted = LimitOrphanTxSize(MAX_ORPHAN_TRANSACTIONS);
if (nEvicted > 0)
printf("mapOrphan overflow, removed %u tx\n", nEvicted);
}
if (tx.nDoS) pfrom->Misbehaving(tx.nDoS);
}
else if (strCommand == "block")
{
CBlock block;
vRecv >> block;
printf("received block %s\n", block.GetHash().ToString().substr(0,20).c_str());
// block.print();
CInv inv(MSG_BLOCK, block.GetHash());
pfrom->AddInventoryKnown(inv);
if (ProcessBlock(pfrom, &block))
mapAlreadyAskedFor.erase(inv);
if (block.nDoS) pfrom->Misbehaving(block.nDoS);
}
else if (strCommand == "getaddr")
{
pfrom->vAddrToSend.clear();
vector<CAddress> vAddr = addrman.GetAddr();
BOOST_FOREACH(const CAddress &addr, vAddr)
pfrom->PushAddress(addr);
}
else if (strCommand == "checkorder")
{
uint256 hashReply;
vRecv >> hashReply;
if (!GetBoolArg("-allowreceivebyip"))
{
pfrom->PushMessage("reply", hashReply, (int)2, string(""));
return true;
}
CWalletTx order;
vRecv >> order;
/// we have a chance to check the order here
// Keep giving the same key to the same ip until they use it
if (!mapReuseKey.count(pfrom->addr))
pwalletMain->GetKeyFromPool(mapReuseKey[pfrom->addr], true);
// Send back approval of order and pubkey to use
CScript scriptPubKey;
scriptPubKey << mapReuseKey[pfrom->addr] << OP_CHECKSIG;
pfrom->PushMessage("reply", hashReply, (int)0, scriptPubKey);
}
else if (strCommand == "reply")
{
uint256 hashReply;
vRecv >> hashReply;
CRequestTracker tracker;
{
LOCK(pfrom->cs_mapRequests);
map<uint256, CRequestTracker>::iterator mi = pfrom->mapRequests.find(hashReply);
if (mi != pfrom->mapRequests.end())
{
tracker = (*mi).second;
pfrom->mapRequests.erase(mi);
}
}
if (!tracker.IsNull())
tracker.fn(tracker.param1, vRecv);
}
else if (strCommand == "ping")
{
if (pfrom->nVersion > BIP0031_VERSION)
{
uint64 nonce = 0;
vRecv >> nonce;
// Echo the message back with the nonce. This allows for two useful features:
//
// 1) A remote node can quickly check if the connection is operational
// 2) Remote nodes can measure the latency of the network thread. If this node
// is overloaded it won't respond to pings quickly and the remote node can
// avoid sending us more work, like chain download requests.
//
// The nonce stops the remote getting confused between different pings: without
// it, if the remote node sends a ping once per second and this node takes 5
// seconds to respond to each, the 5th ping the remote sends would appear to
// return very quickly.
pfrom->PushMessage("pong", nonce);
}
}
else if (strCommand == "alert")
{
CAlert alert;
vRecv >> alert;
if (alert.ProcessAlert())
{
// Relay
pfrom->setKnown.insert(alert.GetHash());
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
alert.RelayTo(pnode);
}
}
}
else
{
// Ignore unknown commands for extensibility
}
// Update the last seen time for this node's address
if (pfrom->fNetworkNode)
if (strCommand == "version" || strCommand == "addr" || strCommand == "inv" || strCommand == "getdata" || strCommand == "ping")
AddressCurrentlyConnected(pfrom->addr);
return true;
}
bool ProcessMessages(CNode* pfrom)
{
CDataStream& vRecv = pfrom->vRecv;
if (vRecv.empty())
return true;
//if (fDebug)
// printf("ProcessMessages(%u bytes)\n", vRecv.size());
//
// Message format
// (4) message start
// (12) command
// (4) size
// (4) checksum
// (x) data
//
loop
{
// Scan for message start
CDataStream::iterator pstart = search(vRecv.begin(), vRecv.end(), BEGIN(pchMessageStart), END(pchMessageStart));
int nHeaderSize = vRecv.GetSerializeSize(CMessageHeader());
if (vRecv.end() - pstart < nHeaderSize)
{
if ((int)vRecv.size() > nHeaderSize)
{
printf("\n\nPROCESSMESSAGE MESSAGESTART NOT FOUND\n\n");
vRecv.erase(vRecv.begin(), vRecv.end() - nHeaderSize);
}
break;
}
if (pstart - vRecv.begin() > 0)
printf("\n\nPROCESSMESSAGE SKIPPED %d BYTES\n\n", pstart - vRecv.begin());
vRecv.erase(vRecv.begin(), pstart);
// Read header
vector<char> vHeaderSave(vRecv.begin(), vRecv.begin() + nHeaderSize);
CMessageHeader hdr;
vRecv >> hdr;
if (!hdr.IsValid())
{
printf("\n\nPROCESSMESSAGE: ERRORS IN HEADER %s\n\n\n", hdr.GetCommand().c_str());
continue;
}
string strCommand = hdr.GetCommand();
// Message size
unsigned int nMessageSize = hdr.nMessageSize;
if (nMessageSize > MAX_SIZE)
{
printf("ProcessMessages(%s, %u bytes) : nMessageSize > MAX_SIZE\n", strCommand.c_str(), nMessageSize);
continue;
}
if (nMessageSize > vRecv.size())
{
// Rewind and wait for rest of message
vRecv.insert(vRecv.begin(), vHeaderSave.begin(), vHeaderSave.end());
break;
}
// Checksum
uint256 hash = Hash(vRecv.begin(), vRecv.begin() + nMessageSize);
unsigned int nChecksum = 0;
memcpy(&nChecksum, &hash, sizeof(nChecksum));
if (nChecksum != hdr.nChecksum)
{
printf("ProcessMessages(%s, %u bytes) : CHECKSUM ERROR nChecksum=%08x hdr.nChecksum=%08x\n",
strCommand.c_str(), nMessageSize, nChecksum, hdr.nChecksum);
continue;
}
// Copy message to its own buffer
CDataStream vMsg(vRecv.begin(), vRecv.begin() + nMessageSize, vRecv.nType, vRecv.nVersion);
vRecv.ignore(nMessageSize);
// Process message
bool fRet = false;
try
{
{
LOCK(cs_main);
fRet = ProcessMessage(pfrom, strCommand, vMsg);
}
if (fShutdown)
return true;
}
catch (std::ios_base::failure& e)
{
if (strstr(e.what(), "end of data"))
{
// Allow exceptions from underlength message on vRecv
printf("ProcessMessages(%s, %u bytes) : Exception '%s' caught, normally caused by a message being shorter than its stated length\n", strCommand.c_str(), nMessageSize, e.what());
}
else if (strstr(e.what(), "size too large"))
{
// Allow exceptions from overlong size
printf("ProcessMessages(%s, %u bytes) : Exception '%s' caught\n", strCommand.c_str(), nMessageSize, e.what());
}
else
{
PrintExceptionContinue(&e, "ProcessMessages()");
}
}
catch (std::exception& e) {
PrintExceptionContinue(&e, "ProcessMessages()");
} catch (...) {
PrintExceptionContinue(NULL, "ProcessMessages()");
}
if (!fRet)
printf("ProcessMessage(%s, %u bytes) FAILED\n", strCommand.c_str(), nMessageSize);
}
vRecv.Compact();
return true;
}
bool SendMessages(CNode* pto, bool fSendTrickle)
{
TRY_LOCK(cs_main, lockMain);
if (lockMain) {
// Don't send anything until we get their version message
if (pto->nVersion == 0)
return true;
// Keep-alive ping. We send a nonce of zero because we don't use it anywhere
// right now.
if (pto->nLastSend && GetTime() - pto->nLastSend > 30 * 60 && pto->vSend.empty()) {
if (pto->nVersion > BIP0031_VERSION)
pto->PushMessage("ping", 0);
else
pto->PushMessage("ping");
}
// Resend wallet transactions that haven't gotten in a block yet
ResendWalletTransactions();
// Address refresh broadcast
static int64 nLastRebroadcast;
if (!IsInitialBlockDownload() && (GetTime() - nLastRebroadcast > 24 * 60 * 60))
{
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
{
// Periodically clear setAddrKnown to allow refresh broadcasts
if (nLastRebroadcast)
pnode->setAddrKnown.clear();
// Rebroadcast our address
- if (!fNoListen && !fUseProxy)
+ if (!fNoListen)
{
CAddress addr = GetLocalAddress(&pnode->addr);
if (addr.IsRoutable())
pnode->PushAddress(addr);
}
}
}
nLastRebroadcast = GetTime();
}
//
// Message: addr
//
if (fSendTrickle)
{
vector<CAddress> vAddr;
vAddr.reserve(pto->vAddrToSend.size());
BOOST_FOREACH(const CAddress& addr, pto->vAddrToSend)
{
// returns true if wasn't already contained in the set
if (pto->setAddrKnown.insert(addr).second)
{
vAddr.push_back(addr);
// receiver rejects addr messages larger than 1000
if (vAddr.size() >= 1000)
{
pto->PushMessage("addr", vAddr);
vAddr.clear();
}
}
}
pto->vAddrToSend.clear();
if (!vAddr.empty())
pto->PushMessage("addr", vAddr);
}
//
// Message: inventory
//
vector<CInv> vInv;
vector<CInv> vInvWait;
{
LOCK(pto->cs_inventory);
vInv.reserve(pto->vInventoryToSend.size());
vInvWait.reserve(pto->vInventoryToSend.size());
BOOST_FOREACH(const CInv& inv, pto->vInventoryToSend)
{
if (pto->setInventoryKnown.count(inv))
continue;
// trickle out tx inv to protect privacy
if (inv.type == MSG_TX && !fSendTrickle)
{
// 1/4 of tx invs blast to all immediately
static uint256 hashSalt;
if (hashSalt == 0)
hashSalt = GetRandHash();
uint256 hashRand = inv.hash ^ hashSalt;
hashRand = Hash(BEGIN(hashRand), END(hashRand));
bool fTrickleWait = ((hashRand & 3) != 0);
// always trickle our own transactions
if (!fTrickleWait)
{
CWalletTx wtx;
if (GetTransaction(inv.hash, wtx))
if (wtx.fFromMe)
fTrickleWait = true;
}
if (fTrickleWait)
{
vInvWait.push_back(inv);
continue;
}
}
// returns true if wasn't already contained in the set
if (pto->setInventoryKnown.insert(inv).second)
{
vInv.push_back(inv);
if (vInv.size() >= 1000)
{
pto->PushMessage("inv", vInv);
vInv.clear();
}
}
}
pto->vInventoryToSend = vInvWait;
}
if (!vInv.empty())
pto->PushMessage("inv", vInv);
//
// Message: getdata
//
vector<CInv> vGetData;
int64 nNow = GetTime() * 1000000;
CTxDB txdb("r");
while (!pto->mapAskFor.empty() && (*pto->mapAskFor.begin()).first <= nNow)
{
const CInv& inv = (*pto->mapAskFor.begin()).second;
if (!AlreadyHave(txdb, inv))
{
printf("sending getdata: %s\n", inv.ToString().c_str());
vGetData.push_back(inv);
if (vGetData.size() >= 1000)
{
pto->PushMessage("getdata", vGetData);
vGetData.clear();
}
}
mapAlreadyAskedFor[inv] = nNow;
pto->mapAskFor.erase(pto->mapAskFor.begin());
}
if (!vGetData.empty())
pto->PushMessage("getdata", vGetData);
}
return true;
}
//////////////////////////////////////////////////////////////////////////////
//
// BitcoinMiner
//
int static FormatHashBlocks(void* pbuffer, unsigned int len)
{
unsigned char* pdata = (unsigned char*)pbuffer;
unsigned int blocks = 1 + ((len + 8) / 64);
unsigned char* pend = pdata + 64 * blocks;
memset(pdata + len, 0, 64 * blocks - len);
pdata[len] = 0x80;
unsigned int bits = len * 8;
pend[-1] = (bits >> 0) & 0xff;
pend[-2] = (bits >> 8) & 0xff;
pend[-3] = (bits >> 16) & 0xff;
pend[-4] = (bits >> 24) & 0xff;
return blocks;
}
static const unsigned int pSHA256InitState[8] =
{0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19};
void SHA256Transform(void* pstate, void* pinput, const void* pinit)
{
SHA256_CTX ctx;
unsigned char data[64];
SHA256_Init(&ctx);
for (int i = 0; i < 16; i++)
((uint32_t*)data)[i] = ByteReverse(((uint32_t*)pinput)[i]);
for (int i = 0; i < 8; i++)
ctx.h[i] = ((uint32_t*)pinit)[i];
SHA256_Update(&ctx, data, sizeof(data));
for (int i = 0; i < 8; i++)
((uint32_t*)pstate)[i] = ctx.h[i];
}
//
// ScanHash scans nonces looking for a hash with at least some zero bits.
// It operates on big endian data. Caller does the byte reversing.
// All input buffers are 16-byte aligned. nNonce is usually preserved
// between calls, but periodically or if nNonce is 0xffff0000 or above,
// the block is rebuilt and nNonce starts over at zero.
//
unsigned int static ScanHash_CryptoPP(char* pmidstate, char* pdata, char* phash1, char* phash, unsigned int& nHashesDone)
{
unsigned int& nNonce = *(unsigned int*)(pdata + 12);
for (;;)
{
// Crypto++ SHA-256
// Hash pdata using pmidstate as the starting state into
// preformatted buffer phash1, then hash phash1 into phash
nNonce++;
SHA256Transform(phash1, pdata, pmidstate);
SHA256Transform(phash, phash1, pSHA256InitState);
// Return the nonce if the hash has at least some zero bits,
// caller will check if it has enough to reach the target
if (((unsigned short*)phash)[14] == 0)
return nNonce;
// If nothing found after trying for a while, return -1
if ((nNonce & 0xffff) == 0)
{
nHashesDone = 0xffff+1;
return (unsigned int) -1;
}
}
}
// Some explaining would be appreciated
class COrphan
{
public:
CTransaction* ptx;
set<uint256> setDependsOn;
double dPriority;
COrphan(CTransaction* ptxIn)
{
ptx = ptxIn;
dPriority = 0;
}
void print() const
{
printf("COrphan(hash=%s, dPriority=%.1f)\n", ptx->GetHash().ToString().substr(0,10).c_str(), dPriority);
BOOST_FOREACH(uint256 hash, setDependsOn)
printf(" setDependsOn %s\n", hash.ToString().substr(0,10).c_str());
}
};
uint64 nLastBlockTx = 0;
uint64 nLastBlockSize = 0;
CBlock* CreateNewBlock(CReserveKey& reservekey)
{
CBlockIndex* pindexPrev = pindexBest;
// Create new block
auto_ptr<CBlock> pblock(new CBlock());
if (!pblock.get())
return NULL;
// Create coinbase tx
CTransaction txNew;
txNew.vin.resize(1);
txNew.vin[0].prevout.SetNull();
txNew.vout.resize(1);
txNew.vout[0].scriptPubKey << reservekey.GetReservedKey() << OP_CHECKSIG;
// Add our coinbase tx as first transaction
pblock->vtx.push_back(txNew);
// Collect memory pool transactions into the block
int64 nFees = 0;
{
LOCK2(cs_main, mempool.cs);
CTxDB txdb("r");
// Priority order to process transactions
list<COrphan> vOrphan; // list memory doesn't move
map<uint256, vector<COrphan*> > mapDependers;
multimap<double, CTransaction*> mapPriority;
for (map<uint256, CTransaction>::iterator mi = mempool.mapTx.begin(); mi != mempool.mapTx.end(); ++mi)
{
CTransaction& tx = (*mi).second;
if (tx.IsCoinBase() || !tx.IsFinal())
continue;
COrphan* porphan = NULL;
double dPriority = 0;
BOOST_FOREACH(const CTxIn& txin, tx.vin)
{
// Read prev transaction
CTransaction txPrev;
CTxIndex txindex;
if (!txPrev.ReadFromDisk(txdb, txin.prevout, txindex))
{
// Has to wait for dependencies
if (!porphan)
{
// Use list for automatic deletion
vOrphan.push_back(COrphan(&tx));
porphan = &vOrphan.back();
}
mapDependers[txin.prevout.hash].push_back(porphan);
porphan->setDependsOn.insert(txin.prevout.hash);
continue;
}
int64 nValueIn = txPrev.vout[txin.prevout.n].nValue;
// Read block header
int nConf = txindex.GetDepthInMainChain();
dPriority += (double)nValueIn * nConf;
if (fDebug && GetBoolArg("-printpriority"))
printf("priority nValueIn=%-12"PRI64d" nConf=%-5d dPriority=%-20.1f\n", nValueIn, nConf, dPriority);
}
// Priority is sum(valuein * age) / txsize
dPriority /= ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
if (porphan)
porphan->dPriority = dPriority;
else
mapPriority.insert(make_pair(-dPriority, &(*mi).second));
if (fDebug && GetBoolArg("-printpriority"))
{
printf("priority %-20.1f %s\n%s", dPriority, tx.GetHash().ToString().substr(0,10).c_str(), tx.ToString().c_str());
if (porphan)
porphan->print();
printf("\n");
}
}
// Collect transactions into block
map<uint256, CTxIndex> mapTestPool;
uint64 nBlockSize = 1000;
uint64 nBlockTx = 0;
int nBlockSigOps = 100;
while (!mapPriority.empty())
{
// Take highest priority transaction off priority queue
double dPriority = -(*mapPriority.begin()).first;
CTransaction& tx = *(*mapPriority.begin()).second;
mapPriority.erase(mapPriority.begin());
// Size limits
unsigned int nTxSize = ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
if (nBlockSize + nTxSize >= MAX_BLOCK_SIZE_GEN)
continue;
// Legacy limits on sigOps:
unsigned int nTxSigOps = tx.GetLegacySigOpCount();
if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS)
continue;
// Transaction fee required depends on block size
bool fAllowFree = (nBlockSize + nTxSize < 4000 || CTransaction::AllowFree(dPriority));
int64 nMinFee = tx.GetMinFee(nBlockSize, fAllowFree, GMF_BLOCK);
// Connecting shouldn't fail due to dependency on other memory pool transactions
// because we're already processing them in order of dependency
map<uint256, CTxIndex> mapTestPoolTmp(mapTestPool);
MapPrevTx mapInputs;
bool fInvalid;
if (!tx.FetchInputs(txdb, mapTestPoolTmp, false, true, mapInputs, fInvalid))
continue;
int64 nTxFees = tx.GetValueIn(mapInputs)-tx.GetValueOut();
if (nTxFees < nMinFee)
continue;
nTxSigOps += tx.GetP2SHSigOpCount(mapInputs);
if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS)
continue;
if (!tx.ConnectInputs(mapInputs, mapTestPoolTmp, CDiskTxPos(1,1,1), pindexPrev, false, true))
continue;
mapTestPoolTmp[tx.GetHash()] = CTxIndex(CDiskTxPos(1,1,1), tx.vout.size());
swap(mapTestPool, mapTestPoolTmp);
// Added
pblock->vtx.push_back(tx);
nBlockSize += nTxSize;
++nBlockTx;
nBlockSigOps += nTxSigOps;
nFees += nTxFees;
// Add transactions that depend on this one to the priority queue
uint256 hash = tx.GetHash();
if (mapDependers.count(hash))
{
BOOST_FOREACH(COrphan* porphan, mapDependers[hash])
{
if (!porphan->setDependsOn.empty())
{
porphan->setDependsOn.erase(hash);
if (porphan->setDependsOn.empty())
mapPriority.insert(make_pair(-porphan->dPriority, porphan->ptx));
}
}
}
}
nLastBlockTx = nBlockTx;
nLastBlockSize = nBlockSize;
printf("CreateNewBlock(): total size %lu\n", nBlockSize);
}
pblock->vtx[0].vout[0].nValue = GetBlockValue(pindexPrev->nHeight+1, nFees);
// Fill in header
pblock->hashPrevBlock = pindexPrev->GetBlockHash();
pblock->hashMerkleRoot = pblock->BuildMerkleTree();
pblock->UpdateTime(pindexPrev);
pblock->nBits = GetNextWorkRequired(pindexPrev, pblock.get());
pblock->nNonce = 0;
return pblock.release();
}
void IncrementExtraNonce(CBlock* pblock, CBlockIndex* pindexPrev, unsigned int& nExtraNonce)
{
// Update nExtraNonce
static uint256 hashPrevBlock;
if (hashPrevBlock != pblock->hashPrevBlock)
{
nExtraNonce = 0;
hashPrevBlock = pblock->hashPrevBlock;
}
++nExtraNonce;
pblock->vtx[0].vin[0].scriptSig = (CScript() << pblock->nTime << CBigNum(nExtraNonce)) + COINBASE_FLAGS;
assert(pblock->vtx[0].vin[0].scriptSig.size() <= 100);
pblock->hashMerkleRoot = pblock->BuildMerkleTree();
}
void FormatHashBuffers(CBlock* pblock, char* pmidstate, char* pdata, char* phash1)
{
//
// Prebuild hash buffers
//
struct
{
struct unnamed2
{
int nVersion;
uint256 hashPrevBlock;
uint256 hashMerkleRoot;
unsigned int nTime;
unsigned int nBits;
unsigned int nNonce;
}
block;
unsigned char pchPadding0[64];
uint256 hash1;
unsigned char pchPadding1[64];
}
tmp;
memset(&tmp, 0, sizeof(tmp));
tmp.block.nVersion = pblock->nVersion;
tmp.block.hashPrevBlock = pblock->hashPrevBlock;
tmp.block.hashMerkleRoot = pblock->hashMerkleRoot;
tmp.block.nTime = pblock->nTime;
tmp.block.nBits = pblock->nBits;
tmp.block.nNonce = pblock->nNonce;
FormatHashBlocks(&tmp.block, sizeof(tmp.block));
FormatHashBlocks(&tmp.hash1, sizeof(tmp.hash1));
// Byte swap all the input buffer
for (unsigned int i = 0; i < sizeof(tmp)/4; i++)
((unsigned int*)&tmp)[i] = ByteReverse(((unsigned int*)&tmp)[i]);
// Precalc the first half of the first hash, which stays constant
SHA256Transform(pmidstate, &tmp.block, pSHA256InitState);
memcpy(pdata, &tmp.block, 128);
memcpy(phash1, &tmp.hash1, 64);
}
bool CheckWork(CBlock* pblock, CWallet& wallet, CReserveKey& reservekey)
{
uint256 hash = pblock->GetHash();
uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
if (hash > hashTarget)
return false;
//// debug print
printf("BitcoinMiner:\n");
printf("proof-of-work found \n hash: %s \ntarget: %s\n", hash.GetHex().c_str(), hashTarget.GetHex().c_str());
pblock->print();
printf("generated %s\n", FormatMoney(pblock->vtx[0].vout[0].nValue).c_str());
// Found a solution
{
LOCK(cs_main);
if (pblock->hashPrevBlock != hashBestChain)
return error("BitcoinMiner : generated block is stale");
// Remove key from key pool
reservekey.KeepKey();
// Track how many getdata requests this block gets
{
LOCK(wallet.cs_wallet);
wallet.mapRequestCount[pblock->GetHash()] = 0;
}
// Process this block the same as if we had received it from another node
if (!ProcessBlock(NULL, pblock))
return error("BitcoinMiner : ProcessBlock, block not accepted");
}
return true;
}
void static ThreadBitcoinMiner(void* parg);
static bool fGenerateBitcoins = false;
static bool fLimitProcessors = false;
static int nLimitProcessors = -1;
void static BitcoinMiner(CWallet *pwallet)
{
printf("BitcoinMiner started\n");
SetThreadPriority(THREAD_PRIORITY_LOWEST);
// Each thread has its own key and counter
CReserveKey reservekey(pwallet);
unsigned int nExtraNonce = 0;
while (fGenerateBitcoins)
{
if (fShutdown)
return;
while (vNodes.empty() || IsInitialBlockDownload())
{
Sleep(1000);
if (fShutdown)
return;
if (!fGenerateBitcoins)
return;
}
//
// Create new block
//
unsigned int nTransactionsUpdatedLast = nTransactionsUpdated;
CBlockIndex* pindexPrev = pindexBest;
auto_ptr<CBlock> pblock(CreateNewBlock(reservekey));
if (!pblock.get())
return;
IncrementExtraNonce(pblock.get(), pindexPrev, nExtraNonce);
printf("Running BitcoinMiner with %d transactions in block\n", pblock->vtx.size());
//
// Prebuild hash buffers
//
char pmidstatebuf[32+16]; char* pmidstate = alignup<16>(pmidstatebuf);
char pdatabuf[128+16]; char* pdata = alignup<16>(pdatabuf);
char phash1buf[64+16]; char* phash1 = alignup<16>(phash1buf);
FormatHashBuffers(pblock.get(), pmidstate, pdata, phash1);
unsigned int& nBlockTime = *(unsigned int*)(pdata + 64 + 4);
unsigned int& nBlockBits = *(unsigned int*)(pdata + 64 + 8);
unsigned int& nBlockNonce = *(unsigned int*)(pdata + 64 + 12);
//
// Search
//
int64 nStart = GetTime();
uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
uint256 hashbuf[2];
uint256& hash = *alignup<16>(hashbuf);
loop
{
unsigned int nHashesDone = 0;
unsigned int nNonceFound;
// Crypto++ SHA-256
nNonceFound = ScanHash_CryptoPP(pmidstate, pdata + 64, phash1,
(char*)&hash, nHashesDone);
// Check if something found
if (nNonceFound != (unsigned int) -1)
{
for (unsigned int i = 0; i < sizeof(hash)/4; i++)
((unsigned int*)&hash)[i] = ByteReverse(((unsigned int*)&hash)[i]);
if (hash <= hashTarget)
{
// Found a solution
pblock->nNonce = ByteReverse(nNonceFound);
assert(hash == pblock->GetHash());
SetThreadPriority(THREAD_PRIORITY_NORMAL);
CheckWork(pblock.get(), *pwalletMain, reservekey);
SetThreadPriority(THREAD_PRIORITY_LOWEST);
break;
}
}
// Meter hashes/sec
static int64 nHashCounter;
if (nHPSTimerStart == 0)
{
nHPSTimerStart = GetTimeMillis();
nHashCounter = 0;
}
else
nHashCounter += nHashesDone;
if (GetTimeMillis() - nHPSTimerStart > 4000)
{
static CCriticalSection cs;
{
LOCK(cs);
if (GetTimeMillis() - nHPSTimerStart > 4000)
{
dHashesPerSec = 1000.0 * nHashCounter / (GetTimeMillis() - nHPSTimerStart);
nHPSTimerStart = GetTimeMillis();
nHashCounter = 0;
static int64 nLogTime;
if (GetTime() - nLogTime > 30 * 60)
{
nLogTime = GetTime();
printf("hashmeter %3d CPUs %6.0f khash/s\n", vnThreadsRunning[THREAD_MINER], dHashesPerSec/1000.0);
}
}
}
}
// Check for stop or if block needs to be rebuilt
if (fShutdown)
return;
if (!fGenerateBitcoins)
return;
if (fLimitProcessors && vnThreadsRunning[THREAD_MINER] > nLimitProcessors)
return;
if (vNodes.empty())
break;
if (nBlockNonce >= 0xffff0000)
break;
if (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60)
break;
if (pindexPrev != pindexBest)
break;
// Update nTime every few seconds
pblock->UpdateTime(pindexPrev);
nBlockTime = ByteReverse(pblock->nTime);
if (fTestNet)
{
// Changing pblock->nTime can change work required on testnet:
nBlockBits = ByteReverse(pblock->nBits);
hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
}
}
}
}
void static ThreadBitcoinMiner(void* parg)
{
CWallet* pwallet = (CWallet*)parg;
try
{
vnThreadsRunning[THREAD_MINER]++;
BitcoinMiner(pwallet);
vnThreadsRunning[THREAD_MINER]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_MINER]--;
PrintException(&e, "ThreadBitcoinMiner()");
} catch (...) {
vnThreadsRunning[THREAD_MINER]--;
PrintException(NULL, "ThreadBitcoinMiner()");
}
nHPSTimerStart = 0;
if (vnThreadsRunning[THREAD_MINER] == 0)
dHashesPerSec = 0;
printf("ThreadBitcoinMiner exiting, %d threads remaining\n", vnThreadsRunning[THREAD_MINER]);
}
void GenerateBitcoins(bool fGenerate, CWallet* pwallet)
{
fGenerateBitcoins = fGenerate;
nLimitProcessors = GetArg("-genproclimit", -1);
if (nLimitProcessors == 0)
fGenerateBitcoins = false;
fLimitProcessors = (nLimitProcessors != -1);
if (fGenerate)
{
int nProcessors = boost::thread::hardware_concurrency();
printf("%d processors\n", nProcessors);
if (nProcessors < 1)
nProcessors = 1;
if (fLimitProcessors && nProcessors > nLimitProcessors)
nProcessors = nLimitProcessors;
int nAddThreads = nProcessors - vnThreadsRunning[THREAD_MINER];
printf("Starting %d BitcoinMiner threads\n", nAddThreads);
for (int i = 0; i < nAddThreads; i++)
{
if (!CreateThread(ThreadBitcoinMiner, pwallet))
printf("Error: CreateThread(ThreadBitcoinMiner) failed\n");
Sleep(10);
}
}
}
diff --git a/src/net.cpp b/src/net.cpp
index 9193e873e..d51070908 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -1,1967 +1,1951 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "irc.h"
#include "db.h"
#include "net.h"
#include "init.h"
#include "strlcpy.h"
#include "addrman.h"
#include "ui_interface.h"
#ifdef WIN32
#include <string.h>
#endif
#ifdef USE_UPNP
#include <miniupnpc/miniwget.h>
#include <miniupnpc/miniupnpc.h>
#include <miniupnpc/upnpcommands.h>
#include <miniupnpc/upnperrors.h>
#endif
using namespace std;
using namespace boost;
static const int MAX_OUTBOUND_CONNECTIONS = 8;
void ThreadMessageHandler2(void* parg);
void ThreadSocketHandler2(void* parg);
void ThreadOpenConnections2(void* parg);
void ThreadOpenAddedConnections2(void* parg);
#ifdef USE_UPNP
void ThreadMapPort2(void* parg);
#endif
void ThreadDNSAddressSeed2(void* parg);
bool OpenNetworkConnection(const CAddress& addrConnect, CSemaphoreGrant *grantOutbound = NULL, const char *strDest = NULL, bool fOneShot = false);
struct LocalServiceInfo {
int nScore;
int nPort;
};
//
// Global state variables
//
bool fClient = false;
-static bool fUseUPnP = false;
+bool fDiscover = true;
+bool fUseUPnP = false;
uint64 nLocalServices = (fClient ? 0 : NODE_NETWORK);
static CCriticalSection cs_mapLocalHost;
static map<CNetAddr, LocalServiceInfo> mapLocalHost;
static bool vfReachable[NET_MAX] = {};
static bool vfLimited[NET_MAX] = {};
static CNode* pnodeLocalHost = NULL;
uint64 nLocalHostNonce = 0;
array<int, THREAD_MAX> vnThreadsRunning;
static std::vector<SOCKET> vhListenSocket;
CAddrMan addrman;
vector<CNode*> vNodes;
CCriticalSection cs_vNodes;
map<CInv, CDataStream> mapRelay;
deque<pair<int64, CInv> > vRelayExpiration;
CCriticalSection cs_mapRelay;
map<CInv, int64> mapAlreadyAskedFor;
static deque<string> vOneShots;
CCriticalSection cs_vOneShots;
set<CNetAddr> setservAddNodeAddresses;
CCriticalSection cs_setservAddNodeAddresses;
static CSemaphore *semOutbound = NULL;
void AddOneShot(string strDest)
{
LOCK(cs_vOneShots);
vOneShots.push_back(strDest);
}
unsigned short GetListenPort()
{
return (unsigned short)(GetArg("-port", GetDefaultPort()));
}
void CNode::PushGetBlocks(CBlockIndex* pindexBegin, uint256 hashEnd)
{
// Filter out duplicate requests
if (pindexBegin == pindexLastGetBlocksBegin && hashEnd == hashLastGetBlocksEnd)
return;
pindexLastGetBlocksBegin = pindexBegin;
hashLastGetBlocksEnd = hashEnd;
PushMessage("getblocks", CBlockLocator(pindexBegin), hashEnd);
}
// find 'best' local address for a particular peer
bool GetLocal(CService& addr, const CNetAddr *paddrPeer)
{
- if (fUseProxy || mapArgs.count("-connect") || fNoListen)
+ if (fNoListen)
return false;
int nBestScore = -1;
int nBestReachability = -1;
{
LOCK(cs_mapLocalHost);
for (map<CNetAddr, LocalServiceInfo>::iterator it = mapLocalHost.begin(); it != mapLocalHost.end(); it++)
{
int nScore = (*it).second.nScore;
int nReachability = (*it).first.GetReachabilityFrom(paddrPeer);
if (nReachability > nBestReachability || (nReachability == nBestReachability && nScore > nBestScore))
{
addr = CService((*it).first, (*it).second.nPort);
nBestReachability = nReachability;
nBestScore = nScore;
}
}
}
return nBestScore >= 0;
}
// get best local address for a particular peer as a CAddress
CAddress GetLocalAddress(const CNetAddr *paddrPeer)
{
CAddress ret(CService("0.0.0.0",0),0);
CService addr;
if (GetLocal(addr, paddrPeer))
{
ret = CAddress(addr);
ret.nServices = nLocalServices;
ret.nTime = GetAdjustedTime();
}
return ret;
}
bool RecvLine(SOCKET hSocket, string& strLine)
{
strLine = "";
loop
{
char c;
int nBytes = recv(hSocket, &c, 1, 0);
if (nBytes > 0)
{
if (c == '\n')
continue;
if (c == '\r')
return true;
strLine += c;
if (strLine.size() >= 9000)
return true;
}
else if (nBytes <= 0)
{
if (fShutdown)
return false;
if (nBytes < 0)
{
int nErr = WSAGetLastError();
if (nErr == WSAEMSGSIZE)
continue;
if (nErr == WSAEWOULDBLOCK || nErr == WSAEINTR || nErr == WSAEINPROGRESS)
{
Sleep(10);
continue;
}
}
if (!strLine.empty())
return true;
if (nBytes == 0)
{
// socket closed
printf("socket closed\n");
return false;
}
else
{
// socket error
int nErr = WSAGetLastError();
printf("recv failed: %d\n", nErr);
return false;
}
}
}
}
// used when scores of local addresses may have changed
// pushes better local address to peers
void static AdvertizeLocal()
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
{
if (pnode->fSuccessfullyConnected)
{
CAddress addrLocal = GetLocalAddress(&pnode->addr);
if (addrLocal.IsRoutable() && (CService)addrLocal != (CService)pnode->addrLocal)
{
pnode->PushAddress(addrLocal);
pnode->addrLocal = addrLocal;
}
}
}
}
// learn a new local address
bool AddLocal(const CService& addr, int nScore)
{
if (!addr.IsRoutable())
return false;
- if (!GetBoolArg("-discover", true) && nScore < LOCAL_MANUAL)
+ if (!fDiscover && nScore < LOCAL_MANUAL)
return false;
if (IsLimited(addr))
return false;
printf("AddLocal(%s,%i)\n", addr.ToString().c_str(), nScore);
{
LOCK(cs_mapLocalHost);
bool fAlready = mapLocalHost.count(addr) > 0;
LocalServiceInfo &info = mapLocalHost[addr];
if (!fAlready || nScore >= info.nScore) {
info.nScore = nScore;
info.nPort = addr.GetPort() + (fAlready ? 1 : 0);
}
enum Network net = addr.GetNetwork();
vfReachable[net] = true;
if (net == NET_IPV6) vfReachable[NET_IPV4] = true;
}
AdvertizeLocal();
return true;
}
bool AddLocal(const CNetAddr &addr, int nScore)
{
return AddLocal(CService(addr, GetListenPort()), nScore);
}
/** Make a particular network entirely off-limits (no automatic connects to it) */
void SetLimited(enum Network net, bool fLimited)
{
if (net == NET_UNROUTABLE)
return;
LOCK(cs_mapLocalHost);
vfLimited[net] = fLimited;
}
bool IsLimited(enum Network net)
{
LOCK(cs_mapLocalHost);
return vfLimited[net];
}
bool IsLimited(const CNetAddr &addr)
{
return IsLimited(addr.GetNetwork());
}
/** vote for a local address */
bool SeenLocal(const CService& addr)
{
{
LOCK(cs_mapLocalHost);
if (mapLocalHost.count(addr) == 0)
return false;
mapLocalHost[addr].nScore++;
}
AdvertizeLocal();
return true;
}
/** check whether a given address is potentially local */
bool IsLocal(const CService& addr)
{
LOCK(cs_mapLocalHost);
return mapLocalHost.count(addr) > 0;
}
/** check whether a given address is in a network we can probably connect to */
bool IsReachable(const CNetAddr& addr)
{
LOCK(cs_mapLocalHost);
enum Network net = addr.GetNetwork();
return vfReachable[net] && !vfLimited[net];
}
bool GetMyExternalIP2(const CService& addrConnect, const char* pszGet, const char* pszKeyword, CNetAddr& ipRet)
{
SOCKET hSocket;
if (!ConnectSocket(addrConnect, hSocket))
return error("GetMyExternalIP() : connection to %s failed", addrConnect.ToString().c_str());
send(hSocket, pszGet, strlen(pszGet), MSG_NOSIGNAL);
string strLine;
while (RecvLine(hSocket, strLine))
{
if (strLine.empty()) // HTTP response is separated from headers by blank line
{
loop
{
if (!RecvLine(hSocket, strLine))
{
closesocket(hSocket);
return false;
}
if (pszKeyword == NULL)
break;
if (strLine.find(pszKeyword) != string::npos)
{
strLine = strLine.substr(strLine.find(pszKeyword) + strlen(pszKeyword));
break;
}
}
closesocket(hSocket);
if (strLine.find("<") != string::npos)
strLine = strLine.substr(0, strLine.find("<"));
strLine = strLine.substr(strspn(strLine.c_str(), " \t\n\r"));
while (strLine.size() > 0 && isspace(strLine[strLine.size()-1]))
strLine.resize(strLine.size()-1);
CService addr(strLine,0,true);
printf("GetMyExternalIP() received [%s] %s\n", strLine.c_str(), addr.ToString().c_str());
if (!addr.IsValid() || !addr.IsRoutable())
return false;
ipRet.SetIP(addr);
return true;
}
}
closesocket(hSocket);
return error("GetMyExternalIP() : connection closed");
}
// We now get our external IP from the IRC server first and only use this as a backup
bool GetMyExternalIP(CNetAddr& ipRet)
{
CService addrConnect;
const char* pszGet;
const char* pszKeyword;
- if (fNoListen||fUseProxy)
- return false;
-
for (int nLookup = 0; nLookup <= 1; nLookup++)
for (int nHost = 1; nHost <= 2; nHost++)
{
// We should be phasing out our use of sites like these. If we need
// replacements, we should ask for volunteers to put this simple
// php file on their webserver that prints the client IP:
// <?php echo $_SERVER["REMOTE_ADDR"]; ?>
if (nHost == 1)
{
addrConnect = CService("91.198.22.70",80); // checkip.dyndns.org
if (nLookup == 1)
{
CService addrIP("checkip.dyndns.org", 80, true);
if (addrIP.IsValid())
addrConnect = addrIP;
}
pszGet = "GET / HTTP/1.1\r\n"
"Host: checkip.dyndns.org\r\n"
"User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)\r\n"
"Connection: close\r\n"
"\r\n";
pszKeyword = "Address:";
}
else if (nHost == 2)
{
addrConnect = CService("74.208.43.192", 80); // www.showmyip.com
if (nLookup == 1)
{
CService addrIP("www.showmyip.com", 80, true);
if (addrIP.IsValid())
addrConnect = addrIP;
}
pszGet = "GET /simple/ HTTP/1.1\r\n"
"Host: www.showmyip.com\r\n"
"User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)\r\n"
"Connection: close\r\n"
"\r\n";
pszKeyword = NULL; // Returns just IP address
}
if (GetMyExternalIP2(addrConnect, pszGet, pszKeyword, ipRet))
return true;
}
return false;
}
void ThreadGetMyExternalIP(void* parg)
{
CNetAddr addrLocalHost;
if (GetMyExternalIP(addrLocalHost))
{
printf("GetMyExternalIP() returned %s\n", addrLocalHost.ToStringIP().c_str());
AddLocal(addrLocalHost, LOCAL_HTTP);
}
}
void AddressCurrentlyConnected(const CService& addr)
{
addrman.Connected(addr);
}
CNode* FindNode(const CNetAddr& ip)
{
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
if ((CNetAddr)pnode->addr == ip)
return (pnode);
}
return NULL;
}
CNode* FindNode(std::string addrName)
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
if (pnode->addrName == addrName)
return (pnode);
return NULL;
}
CNode* FindNode(const CService& addr)
{
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
if ((CService)pnode->addr == addr)
return (pnode);
}
return NULL;
}
CNode* ConnectNode(CAddress addrConnect, const char *pszDest, int64 nTimeout)
{
if (pszDest == NULL) {
if (IsLocal(addrConnect))
return NULL;
// Look for an existing connection
CNode* pnode = FindNode((CService)addrConnect);
if (pnode)
{
if (nTimeout != 0)
pnode->AddRef(nTimeout);
else
pnode->AddRef();
return pnode;
}
}
/// debug print
printf("trying connection %s lastseen=%.1fhrs\n",
pszDest ? pszDest : addrConnect.ToString().c_str(),
pszDest ? 0 : (double)(GetAdjustedTime() - addrConnect.nTime)/3600.0);
// Connect
SOCKET hSocket;
if (pszDest ? ConnectSocketByName(addrConnect, hSocket, pszDest, GetDefaultPort()) : ConnectSocket(addrConnect, hSocket))
{
addrman.Attempt(addrConnect);
/// debug print
printf("connected %s\n", pszDest ? pszDest : addrConnect.ToString().c_str());
// Set to nonblocking
#ifdef WIN32
u_long nOne = 1;
if (ioctlsocket(hSocket, FIONBIO, &nOne) == SOCKET_ERROR)
printf("ConnectSocket() : ioctlsocket nonblocking setting failed, error %d\n", WSAGetLastError());
#else
if (fcntl(hSocket, F_SETFL, O_NONBLOCK) == SOCKET_ERROR)
printf("ConnectSocket() : fcntl nonblocking setting failed, error %d\n", errno);
#endif
// Add node
CNode* pnode = new CNode(hSocket, addrConnect, pszDest ? pszDest : "", false);
if (nTimeout != 0)
pnode->AddRef(nTimeout);
else
pnode->AddRef();
{
LOCK(cs_vNodes);
vNodes.push_back(pnode);
}
pnode->nTimeConnected = GetTime();
return pnode;
}
else
{
return NULL;
}
}
void CNode::CloseSocketDisconnect()
{
fDisconnect = true;
if (hSocket != INVALID_SOCKET)
{
printf("disconnecting node %s\n", addrName.c_str());
closesocket(hSocket);
hSocket = INVALID_SOCKET;
vRecv.clear();
}
}
void CNode::Cleanup()
{
}
void CNode::PushVersion()
{
/// when NTP implemented, change to just nTime = GetAdjustedTime()
int64 nTime = (fInbound ? GetAdjustedTime() : GetTime());
- CAddress addrYou = (fUseProxy ? CAddress(CService("0.0.0.0",0)) : addr);
+ CAddress addrYou = (addr.IsRoutable() && !IsProxy(addr) ? addr : CAddress(CService("0.0.0.0",0)));
CAddress addrMe = GetLocalAddress(&addr);
RAND_bytes((unsigned char*)&nLocalHostNonce, sizeof(nLocalHostNonce));
PushMessage("version", PROTOCOL_VERSION, nLocalServices, nTime, addrYou, addrMe,
nLocalHostNonce, FormatSubVersion(CLIENT_NAME, CLIENT_VERSION, std::vector<string>()), nBestHeight);
}
std::map<CNetAddr, int64> CNode::setBanned;
CCriticalSection CNode::cs_setBanned;
void CNode::ClearBanned()
{
setBanned.clear();
}
bool CNode::IsBanned(CNetAddr ip)
{
bool fResult = false;
{
LOCK(cs_setBanned);
std::map<CNetAddr, int64>::iterator i = setBanned.find(ip);
if (i != setBanned.end())
{
int64 t = (*i).second;
if (GetTime() < t)
fResult = true;
}
}
return fResult;
}
bool CNode::Misbehaving(int howmuch)
{
if (addr.IsLocal())
{
printf("Warning: local node %s misbehaving\n", addrName.c_str());
return false;
}
nMisbehavior += howmuch;
if (nMisbehavior >= GetArg("-banscore", 100))
{
int64 banTime = GetTime()+GetArg("-bantime", 60*60*24); // Default 24-hour ban
{
LOCK(cs_setBanned);
if (setBanned[addr] < banTime)
setBanned[addr] = banTime;
}
CloseSocketDisconnect();
printf("Disconnected %s for misbehavior (score=%d)\n", addrName.c_str(), nMisbehavior);
return true;
}
return false;
}
void ThreadSocketHandler(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadSocketHandler(parg));
try
{
vnThreadsRunning[THREAD_SOCKETHANDLER]++;
ThreadSocketHandler2(parg);
vnThreadsRunning[THREAD_SOCKETHANDLER]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_SOCKETHANDLER]--;
PrintException(&e, "ThreadSocketHandler()");
} catch (...) {
vnThreadsRunning[THREAD_SOCKETHANDLER]--;
throw; // support pthread_cancel()
}
printf("ThreadSocketHandler exited\n");
}
void ThreadSocketHandler2(void* parg)
{
printf("ThreadSocketHandler started\n");
list<CNode*> vNodesDisconnected;
unsigned int nPrevNodeCount = 0;
loop
{
//
// Disconnect nodes
//
{
LOCK(cs_vNodes);
// Disconnect unused nodes
vector<CNode*> vNodesCopy = vNodes;
BOOST_FOREACH(CNode* pnode, vNodesCopy)
{
if (pnode->fDisconnect ||
(pnode->GetRefCount() <= 0 && pnode->vRecv.empty() && pnode->vSend.empty()))
{
// remove from vNodes
vNodes.erase(remove(vNodes.begin(), vNodes.end(), pnode), vNodes.end());
// release outbound grant (if any)
pnode->grantOutbound.Release();
// close socket and cleanup
pnode->CloseSocketDisconnect();
pnode->Cleanup();
// hold in disconnected pool until all refs are released
pnode->nReleaseTime = max(pnode->nReleaseTime, GetTime() + 15 * 60);
if (pnode->fNetworkNode || pnode->fInbound)
pnode->Release();
vNodesDisconnected.push_back(pnode);
}
}
// Delete disconnected nodes
list<CNode*> vNodesDisconnectedCopy = vNodesDisconnected;
BOOST_FOREACH(CNode* pnode, vNodesDisconnectedCopy)
{
// wait until threads are done using it
if (pnode->GetRefCount() <= 0)
{
bool fDelete = false;
{
TRY_LOCK(pnode->cs_vSend, lockSend);
if (lockSend)
{
TRY_LOCK(pnode->cs_vRecv, lockRecv);
if (lockRecv)
{
TRY_LOCK(pnode->cs_mapRequests, lockReq);
if (lockReq)
{
TRY_LOCK(pnode->cs_inventory, lockInv);
if (lockInv)
fDelete = true;
}
}
}
}
if (fDelete)
{
vNodesDisconnected.remove(pnode);
delete pnode;
}
}
}
}
if (vNodes.size() != nPrevNodeCount)
{
nPrevNodeCount = vNodes.size();
uiInterface.NotifyNumConnectionsChanged(vNodes.size());
}
//
// Find which sockets have data to receive
//
struct timeval timeout;
timeout.tv_sec = 0;
timeout.tv_usec = 50000; // frequency to poll pnode->vSend
fd_set fdsetRecv;
fd_set fdsetSend;
fd_set fdsetError;
FD_ZERO(&fdsetRecv);
FD_ZERO(&fdsetSend);
FD_ZERO(&fdsetError);
SOCKET hSocketMax = 0;
BOOST_FOREACH(SOCKET hListenSocket, vhListenSocket) {
FD_SET(hListenSocket, &fdsetRecv);
hSocketMax = max(hSocketMax, hListenSocket);
}
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
{
if (pnode->hSocket == INVALID_SOCKET)
continue;
FD_SET(pnode->hSocket, &fdsetRecv);
FD_SET(pnode->hSocket, &fdsetError);
hSocketMax = max(hSocketMax, pnode->hSocket);
{
TRY_LOCK(pnode->cs_vSend, lockSend);
if (lockSend && !pnode->vSend.empty())
FD_SET(pnode->hSocket, &fdsetSend);
}
}
}
vnThreadsRunning[THREAD_SOCKETHANDLER]--;
int nSelect = select(hSocketMax + 1, &fdsetRecv, &fdsetSend, &fdsetError, &timeout);
vnThreadsRunning[THREAD_SOCKETHANDLER]++;
if (fShutdown)
return;
if (nSelect == SOCKET_ERROR)
{
int nErr = WSAGetLastError();
if (hSocketMax != INVALID_SOCKET)
{
printf("socket select error %d\n", nErr);
for (unsigned int i = 0; i <= hSocketMax; i++)
FD_SET(i, &fdsetRecv);
}
FD_ZERO(&fdsetSend);
FD_ZERO(&fdsetError);
Sleep(timeout.tv_usec/1000);
}
//
// Accept new connections
//
BOOST_FOREACH(SOCKET hListenSocket, vhListenSocket)
if (hListenSocket != INVALID_SOCKET && FD_ISSET(hListenSocket, &fdsetRecv))
{
#ifdef USE_IPV6
struct sockaddr_storage sockaddr;
#else
struct sockaddr sockaddr;
#endif
socklen_t len = sizeof(sockaddr);
SOCKET hSocket = accept(hListenSocket, (struct sockaddr*)&sockaddr, &len);
CAddress addr;
int nInbound = 0;
if (hSocket != INVALID_SOCKET)
if (!addr.SetSockAddr((const struct sockaddr*)&sockaddr))
printf("warning: unknown socket family\n");
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
if (pnode->fInbound)
nInbound++;
}
if (hSocket == INVALID_SOCKET)
{
if (WSAGetLastError() != WSAEWOULDBLOCK)
printf("socket error accept failed: %d\n", WSAGetLastError());
}
else if (nInbound >= GetArg("-maxconnections", 125) - MAX_OUTBOUND_CONNECTIONS)
{
{
LOCK(cs_setservAddNodeAddresses);
if (!setservAddNodeAddresses.count(addr))
closesocket(hSocket);
}
}
else if (CNode::IsBanned(addr))
{
printf("connection from %s dropped (banned)\n", addr.ToString().c_str());
closesocket(hSocket);
}
else
{
printf("accepted connection %s\n", addr.ToString().c_str());
CNode* pnode = new CNode(hSocket, addr, "", true);
pnode->AddRef();
{
LOCK(cs_vNodes);
vNodes.push_back(pnode);
}
}
}
//
// Service each socket
//
vector<CNode*> vNodesCopy;
{
LOCK(cs_vNodes);
vNodesCopy = vNodes;
BOOST_FOREACH(CNode* pnode, vNodesCopy)
pnode->AddRef();
}
BOOST_FOREACH(CNode* pnode, vNodesCopy)
{
if (fShutdown)
return;
//
// Receive
//
if (pnode->hSocket == INVALID_SOCKET)
continue;
if (FD_ISSET(pnode->hSocket, &fdsetRecv) || FD_ISSET(pnode->hSocket, &fdsetError))
{
TRY_LOCK(pnode->cs_vRecv, lockRecv);
if (lockRecv)
{
CDataStream& vRecv = pnode->vRecv;
unsigned int nPos = vRecv.size();
if (nPos > ReceiveBufferSize()) {
if (!pnode->fDisconnect)
printf("socket recv flood control disconnect (%d bytes)\n", vRecv.size());
pnode->CloseSocketDisconnect();
}
else {
// typical socket buffer is 8K-64K
char pchBuf[0x10000];
int nBytes = recv(pnode->hSocket, pchBuf, sizeof(pchBuf), MSG_DONTWAIT);
if (nBytes > 0)
{
vRecv.resize(nPos + nBytes);
memcpy(&vRecv[nPos], pchBuf, nBytes);
pnode->nLastRecv = GetTime();
}
else if (nBytes == 0)
{
// socket closed gracefully
if (!pnode->fDisconnect)
printf("socket closed\n");
pnode->CloseSocketDisconnect();
}
else if (nBytes < 0)
{
// error
int nErr = WSAGetLastError();
if (nErr != WSAEWOULDBLOCK && nErr != WSAEMSGSIZE && nErr != WSAEINTR && nErr != WSAEINPROGRESS)
{
if (!pnode->fDisconnect)
printf("socket recv error %d\n", nErr);
pnode->CloseSocketDisconnect();
}
}
}
}
}
//
// Send
//
if (pnode->hSocket == INVALID_SOCKET)
continue;
if (FD_ISSET(pnode->hSocket, &fdsetSend))
{
TRY_LOCK(pnode->cs_vSend, lockSend);
if (lockSend)
{
CDataStream& vSend = pnode->vSend;
if (!vSend.empty())
{
int nBytes = send(pnode->hSocket, &vSend[0], vSend.size(), MSG_NOSIGNAL | MSG_DONTWAIT);
if (nBytes > 0)
{
vSend.erase(vSend.begin(), vSend.begin() + nBytes);
pnode->nLastSend = GetTime();
}
else if (nBytes < 0)
{
// error
int nErr = WSAGetLastError();
if (nErr != WSAEWOULDBLOCK && nErr != WSAEMSGSIZE && nErr != WSAEINTR && nErr != WSAEINPROGRESS)
{
printf("socket send error %d\n", nErr);
pnode->CloseSocketDisconnect();
}
}
if (vSend.size() > SendBufferSize()) {
if (!pnode->fDisconnect)
printf("socket send flood control disconnect (%d bytes)\n", vSend.size());
pnode->CloseSocketDisconnect();
}
}
}
}
//
// Inactivity checking
//
if (pnode->vSend.empty())
pnode->nLastSendEmpty = GetTime();
if (GetTime() - pnode->nTimeConnected > 60)
{
if (pnode->nLastRecv == 0 || pnode->nLastSend == 0)
{
printf("socket no message in first 60 seconds, %d %d\n", pnode->nLastRecv != 0, pnode->nLastSend != 0);
pnode->fDisconnect = true;
}
else if (GetTime() - pnode->nLastSend > 90*60 && GetTime() - pnode->nLastSendEmpty > 90*60)
{
printf("socket not sending\n");
pnode->fDisconnect = true;
}
else if (GetTime() - pnode->nLastRecv > 90*60)
{
printf("socket inactivity timeout\n");
pnode->fDisconnect = true;
}
}
}
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodesCopy)
pnode->Release();
}
Sleep(10);
}
}
#ifdef USE_UPNP
void ThreadMapPort(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadMapPort(parg));
try
{
vnThreadsRunning[THREAD_UPNP]++;
ThreadMapPort2(parg);
vnThreadsRunning[THREAD_UPNP]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_UPNP]--;
PrintException(&e, "ThreadMapPort()");
} catch (...) {
vnThreadsRunning[THREAD_UPNP]--;
PrintException(NULL, "ThreadMapPort()");
}
printf("ThreadMapPort exited\n");
}
void ThreadMapPort2(void* parg)
{
printf("ThreadMapPort started\n");
char port[6];
sprintf(port, "%d", GetListenPort());
const char * multicastif = 0;
const char * minissdpdpath = 0;
struct UPNPDev * devlist = 0;
char lanaddr[64];
#ifndef UPNPDISCOVER_SUCCESS
/* miniupnpc 1.5 */
devlist = upnpDiscover(2000, multicastif, minissdpdpath, 0);
#else
/* miniupnpc 1.6 */
int error = 0;
devlist = upnpDiscover(2000, multicastif, minissdpdpath, 0, 0, &error);
#endif
struct UPNPUrls urls;
struct IGDdatas data;
int r;
r = UPNP_GetValidIGD(devlist, &urls, &data, lanaddr, sizeof(lanaddr));
if (r == 1)
{
- if (GetBoolArg("-discover", true)) {
+ if (fDiscover) {
char externalIPAddress[40];
r = UPNP_GetExternalIPAddress(urls.controlURL, data.first.servicetype, externalIPAddress);
if(r != UPNPCOMMAND_SUCCESS)
printf("UPnP: GetExternalIPAddress() returned %d\n", r);
else
{
if(externalIPAddress[0])
{
printf("UPnP: ExternalIPAddress = %s\n", externalIPAddress);
AddLocal(CNetAddr(externalIPAddress), LOCAL_UPNP);
}
else
printf("UPnP: GetExternalIPAddress failed.\n");
}
}
string strDesc = "Bitcoin " + FormatFullVersion();
#ifndef UPNPDISCOVER_SUCCESS
/* miniupnpc 1.5 */
r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype,
port, port, lanaddr, strDesc.c_str(), "TCP", 0);
#else
/* miniupnpc 1.6 */
r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype,
port, port, lanaddr, strDesc.c_str(), "TCP", 0, "0");
#endif
if(r!=UPNPCOMMAND_SUCCESS)
printf("AddPortMapping(%s, %s, %s) failed with code %d (%s)\n",
port, port, lanaddr, r, strupnperror(r));
else
printf("UPnP Port Mapping successful.\n");
int i = 1;
loop {
if (fShutdown || !fUseUPnP)
{
r = UPNP_DeletePortMapping(urls.controlURL, data.first.servicetype, port, "TCP", 0);
printf("UPNP_DeletePortMapping() returned : %d\n", r);
freeUPNPDevlist(devlist); devlist = 0;
FreeUPNPUrls(&urls);
return;
}
if (i % 600 == 0) // Refresh every 20 minutes
{
#ifndef UPNPDISCOVER_SUCCESS
/* miniupnpc 1.5 */
r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype,
port, port, lanaddr, strDesc.c_str(), "TCP", 0);
#else
/* miniupnpc 1.6 */
r = UPNP_AddPortMapping(urls.controlURL, data.first.servicetype,
port, port, lanaddr, strDesc.c_str(), "TCP", 0, "0");
#endif
if(r!=UPNPCOMMAND_SUCCESS)
printf("AddPortMapping(%s, %s, %s) failed with code %d (%s)\n",
port, port, lanaddr, r, strupnperror(r));
else
printf("UPnP Port Mapping successful.\n");;
}
Sleep(2000);
i++;
}
} else {
printf("No valid UPnP IGDs found\n");
freeUPNPDevlist(devlist); devlist = 0;
if (r != 0)
FreeUPNPUrls(&urls);
loop {
if (fShutdown || !fUseUPnP)
return;
Sleep(2000);
}
}
}
-void MapPort(bool fMapPort)
+void MapPort()
{
- if (fUseUPnP != fMapPort)
- {
- fUseUPnP = fMapPort;
- }
if (fUseUPnP && vnThreadsRunning[THREAD_UPNP] < 1)
{
if (!CreateThread(ThreadMapPort, NULL))
printf("Error: ThreadMapPort(ThreadMapPort) failed\n");
}
}
#else
-void MapPort(bool /* unused fMapPort */)
+void MapPort()
{
// Intentionally left blank.
}
#endif
// DNS seeds
// Each pair gives a source name and a seed name.
// The first name is used as information source for addrman.
// The second name should resolve to a list of seed addresses.
static const char *strDNSSeed[][2] = {
{"xf2.org", "bitseed.xf2.org"},
{"bluematt.me", "dnsseed.bluematt.me"},
{"bitcoin.sipa.be", "seed.bitcoin.sipa.be"},
{"dashjr.org", "dnsseed.bitcoin.dashjr.org"},
};
void ThreadDNSAddressSeed(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadDNSAddressSeed(parg));
try
{
vnThreadsRunning[THREAD_DNSSEED]++;
ThreadDNSAddressSeed2(parg);
vnThreadsRunning[THREAD_DNSSEED]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_DNSSEED]--;
PrintException(&e, "ThreadDNSAddressSeed()");
} catch (...) {
vnThreadsRunning[THREAD_DNSSEED]--;
throw; // support pthread_cancel()
}
printf("ThreadDNSAddressSeed exited\n");
}
void ThreadDNSAddressSeed2(void* parg)
{
printf("ThreadDNSAddressSeed started\n");
int found = 0;
if (!fTestNet)
{
printf("Loading addresses from DNS seeds (could take a while)\n");
for (unsigned int seed_idx = 0; seed_idx < ARRAYLEN(strDNSSeed); seed_idx++) {
- if (fProxyNameLookup) {
+ if (GetNameProxy()) {
AddOneShot(strDNSSeed[seed_idx][1]);
} else {
vector<CNetAddr> vaddr;
vector<CAddress> vAdd;
if (LookupHost(strDNSSeed[seed_idx][1], vaddr))
{
BOOST_FOREACH(CNetAddr& ip, vaddr)
{
int nOneDay = 24*3600;
CAddress addr = CAddress(CService(ip, GetDefaultPort()));
addr.nTime = GetTime() - 3*nOneDay - GetRand(4*nOneDay); // use a random age between 3 and 7 days old
vAdd.push_back(addr);
found++;
}
}
addrman.Add(vAdd, CNetAddr(strDNSSeed[seed_idx][0], true));
}
}
}
printf("%d addresses found from DNS seeds\n", found);
}
unsigned int pnSeed[] =
{
0x959bd347, 0xf8de42b2, 0x73bc0518, 0xea6edc50, 0x21b00a4d, 0xc725b43d, 0xd665464d, 0x1a2a770e,
0x27c93946, 0x65b2fa46, 0xb80ae255, 0x66b3b446, 0xb1877a3e, 0x6ee89e3e, 0xc3175b40, 0x2a01a83c,
0x95b1363a, 0xa079ad3d, 0xe6ca801f, 0x027f4f4a, 0x34f7f03a, 0xf790f04a, 0x16ca801f, 0x2f4d5e40,
0x3a4d5e40, 0xc43a322e, 0xc8159753, 0x14d4724c, 0x7919a118, 0xe0bdb34e, 0x68a16b2e, 0xff64b44d,
0x6099115b, 0x9b57b05b, 0x7bd1b4ad, 0xdf95944f, 0x29d2b73d, 0xafa8db79, 0xe247ba41, 0x24078348,
0xf722f03c, 0x33567ebc, 0xace64ed4, 0x984d3932, 0xb5f34e55, 0x27b7024d, 0x94579247, 0x8894042e,
0x9357d34c, 0x1063c24b, 0xcaa228b1, 0xa3c5a8b2, 0x5dc64857, 0xa2c23643, 0xa8369a54, 0x31203077,
0x00707c5c, 0x09fc0b3a, 0x272e9e2e, 0xf80f043e, 0x9449ca3e, 0x5512c33e, 0xd106b555, 0xe8024157,
0xe288ec29, 0xc79c5461, 0xafb63932, 0xdb02ab4b, 0x0e512777, 0x8a145a4c, 0xb201ff4f, 0x5e09314b,
0xcd9bfbcd, 0x1c023765, 0x4394e75c, 0xa728bd4d, 0x65331552, 0xa98420b1, 0x89ecf559, 0x6e80801f,
0xf404f118, 0xefd62b51, 0x05918346, 0x9b186d5f, 0xacabab46, 0xf912e255, 0xc188ea62, 0xcc55734e,
0xc668064d, 0xd77a4558, 0x46201c55, 0xf17dfc80, 0xf7142f2e, 0x87bfb718, 0x8aa54fb2, 0xc451d518,
0xc4ae8831, 0x8dd44d55, 0x5bbd206c, 0x64536b5d, 0x5c667e60, 0x3b064242, 0xfe963a42, 0xa28e6dc8,
0xe8a9604a, 0xc989464e, 0xd124a659, 0x50065140, 0xa44dfe5e, 0x1079e655, 0x3fb986d5, 0x47895b18,
0x7d3ce4ad, 0x4561ba50, 0x296eec62, 0x255b41ad, 0xaed35ec9, 0x55556f12, 0xc7d3154d, 0x3297b65d,
0x8930121f, 0xabf42e4e, 0x4a29e044, 0x1212685d, 0x676c1e40, 0xce009744, 0x383a8948, 0xa2dbd0ad,
0xecc2564d, 0x07dbc252, 0x887ee24b, 0x5171644c, 0x6bb798c1, 0x847f495d, 0x4cbb7145, 0x3bb81c32,
0x45eb262e, 0xc8015a4e, 0x250a361b, 0xf694f946, 0xd64a183e, 0xd4f1dd59, 0x8f20ffd4, 0x51d9e55c,
0x09521763, 0x5e02002e, 0x32c8074d, 0xe685762e, 0x8290b0bc, 0x762a922e, 0xfc5ee754, 0x83a24829,
0x775b224d, 0x6295bb4d, 0x38ec0555, 0xbffbba50, 0xe5560260, 0x86b16a7c, 0xd372234e, 0x49a3c24b,
0x2f6a171f, 0x4d75ed60, 0xae94115b, 0xcb543744, 0x63080c59, 0x3f9c724c, 0xc977ce18, 0x532efb18,
0x69dc3b2e, 0x5f94d929, 0x1732bb4d, 0x9c814b4d, 0xe6b3762e, 0xc024f662, 0x8face35b, 0x6b5b044d,
0x798c7b57, 0x79a6b44c, 0x067d3057, 0xf9e94e5f, 0x91cbe15b, 0x71405eb2, 0x2662234e, 0xcbcc4a6d,
0xbf69d54b, 0xa79b4e55, 0xec6d3e51, 0x7c0b3c02, 0x60f83653, 0x24c1e15c, 0x1110b62e, 0x10350f59,
0xa56f1d55, 0x3509e7a9, 0xeb128354, 0x14268e2e, 0x934e28bc, 0x8e32692e, 0x8331a21f, 0x3e633932,
0xc812b12e, 0xc684bf2e, 0x80112d2e, 0xe0ddc96c, 0xc630ca4a, 0x5c09b3b2, 0x0b580518, 0xc8e9d54b,
0xd169aa43, 0x17d0d655, 0x1d029963, 0x7ff87559, 0xcb701f1f, 0x6fa3e85d, 0xe45e9a54, 0xf05d1802,
0x44d03b2e, 0x837b692e, 0xccd4354e, 0x3d6da13c, 0x3423084d, 0xf707c34a, 0x55f6db3a, 0xad26e442,
0x6233a21f, 0x09e80e59, 0x8caeb54d, 0xbe870941, 0xb407d20e, 0x20b51018, 0x56fb152e, 0x460d2a4e,
0xbb9a2946, 0x560eb12e, 0xed83dd29, 0xd6724f53, 0xa50aafb8, 0x451346d9, 0x88348e2e, 0x7312fead,
0x8ecaf96f, 0x1bda4e5f, 0xf1671e40, 0x3c8c3e3b, 0x4716324d, 0xdde24ede, 0xf98cd17d, 0xa91d4644,
0x28124eb2, 0x147d5129, 0xd022042e, 0x61733d3b, 0xad0d5e02, 0x8ce2932e, 0xe5c18502, 0x549c1e32,
0x9685801f, 0x86e217ad, 0xd948214b, 0x4110f462, 0x3a2e894e, 0xbd35492e, 0x87e0d558, 0x64b8ef7d,
0x7c3eb962, 0x72a84b3e, 0x7cd667c9, 0x28370a2e, 0x4bc60e7b, 0x6fc1ec60, 0x14a6983f, 0x86739a4b,
0x46954e5f, 0x32e2e15c, 0x2e9326cf, 0xe5801c5e, 0x379607b2, 0x32151145, 0xf0e39744, 0xacb54c55,
0xa37dfb60, 0x83b55cc9, 0x388f7ca5, 0x15034f5f, 0x3e94965b, 0x68e0ffad, 0x35280f59, 0x8fe190cf,
0x7c6ba5b2, 0xa5e9db43, 0x4ee1fc60, 0xd9d94e5f, 0x04040677, 0x0ea9b35e, 0x5961f14f, 0x67fda063,
0xa48a5a31, 0xc6524e55, 0x283d325e, 0x3f37515f, 0x96b94b3e, 0xacce620e, 0x6481cc5b, 0xa4a06d4b,
0x9e95d2d9, 0xe40c03d5, 0xc2f4514b, 0xb79aad44, 0xf64be843, 0xb2064070, 0xfca00455, 0x429dfa4e,
0x2323f173, 0xeda4185e, 0xabd5227d, 0x9efd4d58, 0xb1104758, 0x4811e955, 0xbd9ab355, 0xe921f44b,
0x9f166dce, 0x09e279b2, 0xe0c9ac7b, 0x7901a5ad, 0xa145d4b0, 0x79104671, 0xec31e35a, 0x4fe0b555,
0xc7d9cbad, 0xad057f55, 0xe94cc759, 0x7fe0b043, 0xe4529f2e, 0x0d4dd4b2, 0x9f11a54d, 0x031e2e4e,
0xe6014f5f, 0x11d1ca6c, 0x26bd7f61, 0xeb86854f, 0x4d347b57, 0x116bbe2e, 0xdba7234e, 0x7bcbfd2e,
0x174dd4b2, 0x6686762e, 0xb089ba50, 0xc6258246, 0x087e767b, 0xc4a8cb4a, 0x595dba50, 0x7f0ae502,
0x7b1dbd5a, 0xa0603492, 0x57d1af4b, 0x9e21ffd4, 0x6393064d, 0x7407376e, 0xe484762e, 0x122a4e53,
0x4a37aa43, 0x3888a6be, 0xee77864e, 0x039c8dd5, 0x688d89af, 0x0e988f62, 0x08218246, 0xfc2f8246,
0xd1d97040, 0xd64cd4b2, 0x5ae4a6b8, 0x7d0de9bc, 0x8d304d61, 0x06c5c672, 0xa4c8bd4d, 0xe0fd373b,
0x575ebe4d, 0x72d26277, 0x55570f55, 0x77b154d9, 0xe214293a, 0xfc740f4b, 0xfe3f6a57, 0xa9c55f02,
0xae4054db, 0x2394d918, 0xb511b24a, 0xb8741ab2, 0x0758e65e, 0xc7b5795b, 0xb0a30a4c, 0xaf7f170c,
0xf3b4762e, 0x8179576d, 0x738a1581, 0x4b95b64c, 0x9829b618, 0x1bea932e, 0x7bdeaa4b, 0xcb5e0281,
0x65618f54, 0x0658474b, 0x27066acf, 0x40556d65, 0x7d204d53, 0xf28bc244, 0xdce23455, 0xadc0ff54,
0x3863c948, 0xcee34e5f, 0xdeb85e02, 0x2ed17a61, 0x6a7b094d, 0x7f0cfc40, 0x59603f54, 0x3220afbc,
0xb5dfd962, 0x125d21c0, 0x13f8d243, 0xacfefb4e, 0x86c2c147, 0x3d8bbd59, 0xbd02a21f, 0x2593042e,
0xc6a17a7c, 0x28925861, 0xb487ed44, 0xb5f4fd6d, 0x90c28a45, 0x5a14f74d, 0x43d71b4c, 0x728ebb5d,
0x885bf950, 0x08134dd0, 0x38ec046e, 0xc575684b, 0x50082d2e, 0xa2f47757, 0x270f86ae, 0xf3ff6462,
0x10ed3f4e, 0x4b58d462, 0xe01ce23e, 0x8c5b092e, 0x63e52f4e, 0x22c1e85d, 0xa908f54e, 0x8591624f,
0x2c0fb94e, 0xa280ba3c, 0xb6f41b4c, 0x24f9aa47, 0x27201647, 0x3a3ea6dc, 0xa14fc3be, 0x3c34bdd5,
0x5b8d4f5b, 0xaadeaf4b, 0xc71cab50, 0x15697a4c, 0x9a1a734c, 0x2a037d81, 0x2590bd59, 0x48ec2741,
0x53489c5b, 0x7f00314b, 0x2170d362, 0xf2e92542, 0x42c10b44, 0x98f0f118, 0x883a3456, 0x099a932e,
0xea38f7bc, 0x644e9247, 0xbb61b62e, 0x30e0863d, 0x5f51be54, 0x207215c7, 0x5f306c45, 0xaa7f3932,
0x98da7d45, 0x4e339b59, 0x2e411581, 0xa808f618, 0xad2c0c59, 0x54476741, 0x09e99fd1, 0x5db8f752,
0xc16df8bd, 0x1dd4b44f, 0x106edf2e, 0x9e15c180, 0x2ad6b56f, 0x633a5332, 0xff33787c, 0x077cb545,
0x6610be6d, 0x75aad2c4, 0x72fb4d5b, 0xe81e0f59, 0x576f6332, 0x47333373, 0x351ed783, 0x2d90fb50,
0x8d5e0f6c, 0x5b27a552, 0xdb293ebb, 0xe55ef950, 0x4b133ad8, 0x75df975a, 0x7b6a8740, 0xa899464b,
0xfab15161, 0x10f8b64d, 0xd055ea4d, 0xee8e146b, 0x4b14afb8, 0x4bc1c44a, 0x9b961dcc, 0xd111ff43,
0xfca0b745, 0xc800e412, 0x0afad9d1, 0xf751c350, 0xf9f0cccf, 0xa290a545, 0x8ef13763, 0x7ec70d59,
0x2b066acf, 0x65496c45, 0xade02c1b, 0xae6eb077, 0x92c1e65b, 0xc064e6a9, 0xc649e56d, 0x5287a243,
0x36de4f5b, 0x5b1df6ad, 0x65c39a59, 0xdba805b2, 0x20067aa8, 0x6457e56d, 0x3cee26cf, 0xfd3ff26d,
0x04f86d4a, 0x06b8e048, 0xa93bcd5c, 0x91135852, 0xbe90a643, 0x8fa0094d, 0x06d8215f, 0x2677094d,
0xd735685c, 0x164a00c9, 0x5209ac5f, 0xa9564c5c, 0x3b504f5f, 0xcc826bd0, 0x4615042e, 0x5fe13b4a,
0x8c81b86d, 0x879ab68c, 0x1de564b8, 0x434487d8, 0x2dcb1b63, 0x82ab524a, 0xb0676abb, 0xa13d9c62,
0xdbb5b86d, 0x5b7f4b59, 0xaddfb44d, 0xad773532, 0x3997054c, 0x72cebd89, 0xb194544c, 0xc5b8046e,
0x6e1adeb2, 0xaa5abb51, 0xefb54b44, 0x15efc54f, 0xe9f1bc4d, 0x5f401b6c, 0x97f018ad, 0xc82f9252,
0x2cdc762e, 0x8e52e56d, 0x1827175e, 0x9b7d7d80, 0xb2ad6845, 0x51065140, 0x71180a18, 0x5b27006c,
0x0621e255, 0x721cbe58, 0x670c0cb8, 0xf8bd715d, 0xe0bdc5d9, 0xed843501, 0x4b84554d, 0x7f1a18bc,
0x53bcaf47, 0x5729d35f, 0xf0dda246, 0x22382bd0, 0x4d641fb0, 0x316afcde, 0x50a22f1f, 0x73608046,
0xc461d84a, 0xb2dbe247,
};
void DumpAddresses()
{
int64 nStart = GetTimeMillis();
CAddrDB adb;
adb.Write(addrman);
printf("Flushed %d addresses to peers.dat %"PRI64d"ms\n",
addrman.size(), GetTimeMillis() - nStart);
}
void ThreadDumpAddress2(void* parg)
{
vnThreadsRunning[THREAD_DUMPADDRESS]++;
while (!fShutdown)
{
DumpAddresses();
vnThreadsRunning[THREAD_DUMPADDRESS]--;
Sleep(100000);
vnThreadsRunning[THREAD_DUMPADDRESS]++;
}
vnThreadsRunning[THREAD_DUMPADDRESS]--;
}
void ThreadDumpAddress(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadDumpAddress(parg));
try
{
ThreadDumpAddress2(parg);
}
catch (std::exception& e) {
PrintException(&e, "ThreadDumpAddress()");
}
printf("ThreadDumpAddress exited\n");
}
void ThreadOpenConnections(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadOpenConnections(parg));
try
{
vnThreadsRunning[THREAD_OPENCONNECTIONS]++;
ThreadOpenConnections2(parg);
vnThreadsRunning[THREAD_OPENCONNECTIONS]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_OPENCONNECTIONS]--;
PrintException(&e, "ThreadOpenConnections()");
} catch (...) {
vnThreadsRunning[THREAD_OPENCONNECTIONS]--;
PrintException(NULL, "ThreadOpenConnections()");
}
printf("ThreadOpenConnections exited\n");
}
void static ProcessOneShot()
{
string strDest;
{
LOCK(cs_vOneShots);
if (vOneShots.empty())
return;
strDest = vOneShots.front();
vOneShots.pop_front();
}
CAddress addr;
CSemaphoreGrant grant(*semOutbound, true);
if (grant) {
if (!OpenNetworkConnection(addr, &grant, strDest.c_str(), true))
AddOneShot(strDest);
}
}
void ThreadOpenConnections2(void* parg)
{
printf("ThreadOpenConnections started\n");
// Connect to specific addresses
if (mapArgs.count("-connect"))
{
for (int64 nLoop = 0;; nLoop++)
{
ProcessOneShot();
BOOST_FOREACH(string strAddr, mapMultiArgs["-connect"])
{
CAddress addr;
OpenNetworkConnection(addr, NULL, strAddr.c_str());
for (int i = 0; i < 10 && i < nLoop; i++)
{
Sleep(500);
if (fShutdown)
return;
}
}
}
}
// Initiate network connections
int64 nStart = GetTime();
loop
{
ProcessOneShot();
vnThreadsRunning[THREAD_OPENCONNECTIONS]--;
Sleep(500);
vnThreadsRunning[THREAD_OPENCONNECTIONS]++;
if (fShutdown)
return;
vnThreadsRunning[THREAD_OPENCONNECTIONS]--;
CSemaphoreGrant grant(*semOutbound);
vnThreadsRunning[THREAD_OPENCONNECTIONS]++;
if (fShutdown)
return;
// Add seed nodes if IRC isn't working
- bool fTOR = (fUseProxy && addrProxy.GetPort() == 9050);
- if (addrman.size()==0 && (GetTime() - nStart > 60 || fTOR) && !fTestNet)
+ if (addrman.size()==0 && (GetTime() - nStart > 60) && !fTestNet)
{
std::vector<CAddress> vAdd;
for (unsigned int i = 0; i < ARRAYLEN(pnSeed); i++)
{
// It'll only connect to one or two seed nodes because once it connects,
// it'll get a pile of addresses with newer timestamps.
// Seed nodes are given a random 'last seen time' of between one and two
// weeks ago.
const int64 nOneWeek = 7*24*60*60;
struct in_addr ip;
memcpy(&ip, &pnSeed[i], sizeof(ip));
CAddress addr(CService(ip, GetDefaultPort()));
addr.nTime = GetTime()-GetRand(nOneWeek)-nOneWeek;
vAdd.push_back(addr);
}
addrman.Add(vAdd, CNetAddr("127.0.0.1"));
}
//
// Choose an address to connect to based on most recently seen
//
CAddress addrConnect;
// Only connect to one address per a.b.?.? range.
// Do this here so we don't have to critsect vNodes inside mapAddresses critsect.
int nOutbound = 0;
set<vector<unsigned char> > setConnected;
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes) {
setConnected.insert(pnode->addr.GetGroup());
if (!pnode->fInbound)
nOutbound++;
}
}
int64 nANow = GetAdjustedTime();
int nTries = 0;
loop
{
// use an nUnkBias between 10 (no outgoing connections) and 90 (8 outgoing connections)
CAddress addr = addrman.Select(10 + min(nOutbound,8)*10);
// if we selected an invalid address, restart
if (!addr.IsValid() || setConnected.count(addr.GetGroup()) || IsLocal(addr))
break;
nTries++;
if (IsLimited(addr))
continue;
// only consider very recently tried nodes after 30 failed attempts
if (nANow - addr.nLastTry < 600 && nTries < 30)
continue;
// do not allow non-default ports, unless after 50 invalid addresses selected already
if (addr.GetPort() != GetDefaultPort() && nTries < 50)
continue;
addrConnect = addr;
break;
}
if (addrConnect.IsValid())
OpenNetworkConnection(addrConnect, &grant);
}
}
void ThreadOpenAddedConnections(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadOpenAddedConnections(parg));
try
{
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]++;
ThreadOpenAddedConnections2(parg);
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]--;
PrintException(&e, "ThreadOpenAddedConnections()");
} catch (...) {
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]--;
PrintException(NULL, "ThreadOpenAddedConnections()");
}
printf("ThreadOpenAddedConnections exited\n");
}
void ThreadOpenAddedConnections2(void* parg)
{
printf("ThreadOpenAddedConnections started\n");
if (mapArgs.count("-addnode") == 0)
return;
- if (fProxyNameLookup) {
+ if (GetNameProxy()) {
while(!fShutdown) {
BOOST_FOREACH(string& strAddNode, mapMultiArgs["-addnode"]) {
CAddress addr;
CSemaphoreGrant grant(*semOutbound);
OpenNetworkConnection(addr, &grant, strAddNode.c_str());
Sleep(500);
}
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]--;
Sleep(120000); // Retry every 2 minutes
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]++;
}
return;
}
vector<vector<CService> > vservAddressesToAdd(0);
BOOST_FOREACH(string& strAddNode, mapMultiArgs["-addnode"])
{
vector<CService> vservNode(0);
if(Lookup(strAddNode.c_str(), vservNode, GetDefaultPort(), fNameLookup, 0))
{
vservAddressesToAdd.push_back(vservNode);
{
LOCK(cs_setservAddNodeAddresses);
BOOST_FOREACH(CService& serv, vservNode)
setservAddNodeAddresses.insert(serv);
}
}
}
loop
{
vector<vector<CService> > vservConnectAddresses = vservAddressesToAdd;
// Attempt to connect to each IP for each addnode entry until at least one is successful per addnode entry
// (keeping in mind that addnode entries can have many IPs if fNameLookup)
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
for (vector<vector<CService> >::iterator it = vservConnectAddresses.begin(); it != vservConnectAddresses.end(); it++)
BOOST_FOREACH(CService& addrNode, *(it))
if (pnode->addr == addrNode)
{
it = vservConnectAddresses.erase(it);
it--;
break;
}
}
BOOST_FOREACH(vector<CService>& vserv, vservConnectAddresses)
{
CSemaphoreGrant grant(*semOutbound);
OpenNetworkConnection(CAddress(*(vserv.begin())), &grant);
Sleep(500);
if (fShutdown)
return;
}
if (fShutdown)
return;
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]--;
Sleep(120000); // Retry every 2 minutes
vnThreadsRunning[THREAD_ADDEDCONNECTIONS]++;
if (fShutdown)
return;
}
}
// if succesful, this moves the passed grant to the constructed node
bool OpenNetworkConnection(const CAddress& addrConnect, CSemaphoreGrant *grantOutbound, const char *strDest, bool fOneShot)
{
//
// Initiate outbound network connection
//
if (fShutdown)
return false;
if (!strDest)
if (IsLocal(addrConnect) ||
FindNode((CNetAddr)addrConnect) || CNode::IsBanned(addrConnect) ||
FindNode(addrConnect.ToStringIPPort().c_str()))
return false;
if (strDest && FindNode(strDest))
return false;
vnThreadsRunning[THREAD_OPENCONNECTIONS]--;
CNode* pnode = ConnectNode(addrConnect, strDest);
vnThreadsRunning[THREAD_OPENCONNECTIONS]++;
if (fShutdown)
return false;
if (!pnode)
return false;
if (grantOutbound)
grantOutbound->MoveTo(pnode->grantOutbound);
pnode->fNetworkNode = true;
if (fOneShot)
pnode->fOneShot = true;
return true;
}
void ThreadMessageHandler(void* parg)
{
IMPLEMENT_RANDOMIZE_STACK(ThreadMessageHandler(parg));
try
{
vnThreadsRunning[THREAD_MESSAGEHANDLER]++;
ThreadMessageHandler2(parg);
vnThreadsRunning[THREAD_MESSAGEHANDLER]--;
}
catch (std::exception& e) {
vnThreadsRunning[THREAD_MESSAGEHANDLER]--;
PrintException(&e, "ThreadMessageHandler()");
} catch (...) {
vnThreadsRunning[THREAD_MESSAGEHANDLER]--;
PrintException(NULL, "ThreadMessageHandler()");
}
printf("ThreadMessageHandler exited\n");
}
void ThreadMessageHandler2(void* parg)
{
printf("ThreadMessageHandler started\n");
SetThreadPriority(THREAD_PRIORITY_BELOW_NORMAL);
while (!fShutdown)
{
vector<CNode*> vNodesCopy;
{
LOCK(cs_vNodes);
vNodesCopy = vNodes;
BOOST_FOREACH(CNode* pnode, vNodesCopy)
pnode->AddRef();
}
// Poll the connected nodes for messages
CNode* pnodeTrickle = NULL;
if (!vNodesCopy.empty())
pnodeTrickle = vNodesCopy[GetRand(vNodesCopy.size())];
BOOST_FOREACH(CNode* pnode, vNodesCopy)
{
// Receive messages
{
TRY_LOCK(pnode->cs_vRecv, lockRecv);
if (lockRecv)
ProcessMessages(pnode);
}
if (fShutdown)
return;
// Send messages
{
TRY_LOCK(pnode->cs_vSend, lockSend);
if (lockSend)
SendMessages(pnode, pnode == pnodeTrickle);
}
if (fShutdown)
return;
}
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodesCopy)
pnode->Release();
}
// Wait and allow messages to bunch up.
// Reduce vnThreadsRunning so StopNode has permission to exit while
// we're sleeping, but we must always check fShutdown after doing this.
vnThreadsRunning[THREAD_MESSAGEHANDLER]--;
Sleep(100);
if (fRequestShutdown)
Shutdown(NULL);
vnThreadsRunning[THREAD_MESSAGEHANDLER]++;
if (fShutdown)
return;
}
}
bool BindListenPort(const CService &addrBind, string& strError)
{
strError = "";
int nOne = 1;
#ifdef WIN32
// Initialize Windows Sockets
WSADATA wsadata;
int ret = WSAStartup(MAKEWORD(2,2), &wsadata);
if (ret != NO_ERROR)
{
strError = strprintf("Error: TCP/IP socket library failed to start (WSAStartup returned error %d)", ret);
printf("%s\n", strError.c_str());
return false;
}
#endif
// Create socket for listening for incoming connections
#ifdef USE_IPV6
struct sockaddr_storage sockaddr;
#else
struct sockaddr sockaddr;
#endif
socklen_t len = sizeof(sockaddr);
if (!addrBind.GetSockAddr((struct sockaddr*)&sockaddr, &len))
{
strError = strprintf("Error: bind address family for %s not supported", addrBind.ToString().c_str());
printf("%s\n", strError.c_str());
return false;
}
SOCKET hListenSocket = socket(((struct sockaddr*)&sockaddr)->sa_family, SOCK_STREAM, IPPROTO_TCP);
if (hListenSocket == INVALID_SOCKET)
{
strError = strprintf("Error: Couldn't open socket for incoming connections (socket returned error %d)", WSAGetLastError());
printf("%s\n", strError.c_str());
return false;
}
#ifdef SO_NOSIGPIPE
// Different way of disabling SIGPIPE on BSD
setsockopt(hListenSocket, SOL_SOCKET, SO_NOSIGPIPE, (void*)&nOne, sizeof(int));
#endif
#ifndef WIN32
// Allow binding if the port is still in TIME_WAIT state after
// the program was closed and restarted. Not an issue on windows.
setsockopt(hListenSocket, SOL_SOCKET, SO_REUSEADDR, (void*)&nOne, sizeof(int));
#endif
#ifdef WIN32
// Set to nonblocking, incoming connections will also inherit this
if (ioctlsocket(hListenSocket, FIONBIO, (u_long*)&nOne) == SOCKET_ERROR)
#else
if (fcntl(hListenSocket, F_SETFL, O_NONBLOCK) == SOCKET_ERROR)
#endif
{
strError = strprintf("Error: Couldn't set properties on socket for incoming connections (error %d)", WSAGetLastError());
printf("%s\n", strError.c_str());
return false;
}
#ifdef USE_IPV6
// some systems don't have IPV6_V6ONLY but are always v6only; others do have the option
// and enable it by default or not. Try to enable it, if possible.
if (addrBind.IsIPv6()) {
#ifdef IPV6_V6ONLY
setsockopt(hListenSocket, IPPROTO_IPV6, IPV6_V6ONLY, (void*)&nOne, sizeof(int));
#endif
#ifdef WIN32
int nProtLevel = 10 /* PROTECTION_LEVEL_UNRESTRICTED */;
int nParameterId = 23 /* IPV6_PROTECTION_LEVEl */;
// this call is allowed to fail
setsockopt(hListenSocket, IPPROTO_IPV6, nParameterId, (const char*)&nProtLevel, sizeof(int));
#endif
}
#endif
if (::bind(hListenSocket, (struct sockaddr*)&sockaddr, len) == SOCKET_ERROR)
{
int nErr = WSAGetLastError();
if (nErr == WSAEADDRINUSE)
strError = strprintf(_("Unable to bind to %s on this computer. Bitcoin is probably already running."), addrBind.ToString().c_str());
else
strError = strprintf(_("Unable to bind to %s on this computer (bind returned error %d, %s)"), addrBind.ToString().c_str(), nErr, strerror(nErr));
printf("%s\n", strError.c_str());
return false;
}
printf("Bound to %s\n", addrBind.ToString().c_str());
// Listen for incoming connections
if (listen(hListenSocket, SOMAXCONN) == SOCKET_ERROR)
{
strError = strprintf("Error: Listening for incoming connections failed (listen returned error %d)", WSAGetLastError());
printf("%s\n", strError.c_str());
return false;
}
vhListenSocket.push_back(hListenSocket);
- if (addrBind.IsRoutable() && GetBoolArg("-discover", true))
+ if (addrBind.IsRoutable() && fDiscover)
AddLocal(addrBind, LOCAL_BIND);
return true;
}
void static Discover()
{
- if (!GetBoolArg("-discover", true))
+ if (!fDiscover)
return;
#ifdef WIN32
// Get local host ip
char pszHostName[1000] = "";
if (gethostname(pszHostName, sizeof(pszHostName)) != SOCKET_ERROR)
{
vector<CNetAddr> vaddr;
if (LookupHost(pszHostName, vaddr))
{
BOOST_FOREACH (const CNetAddr &addr, vaddr)
{
AddLocal(addr, LOCAL_IF);
}
}
}
#else
// Get local host ip
struct ifaddrs* myaddrs;
if (getifaddrs(&myaddrs) == 0)
{
for (struct ifaddrs* ifa = myaddrs; ifa != NULL; ifa = ifa->ifa_next)
{
if (ifa->ifa_addr == NULL) continue;
if ((ifa->ifa_flags & IFF_UP) == 0) continue;
if (strcmp(ifa->ifa_name, "lo") == 0) continue;
if (strcmp(ifa->ifa_name, "lo0") == 0) continue;
if (ifa->ifa_addr->sa_family == AF_INET)
{
struct sockaddr_in* s4 = (struct sockaddr_in*)(ifa->ifa_addr);
CNetAddr addr(s4->sin_addr);
if (AddLocal(addr, LOCAL_IF))
printf("IPv4 %s: %s\n", ifa->ifa_name, addr.ToString().c_str());
}
#ifdef USE_IPV6
else if (ifa->ifa_addr->sa_family == AF_INET6)
{
struct sockaddr_in6* s6 = (struct sockaddr_in6*)(ifa->ifa_addr);
CNetAddr addr(s6->sin6_addr);
if (AddLocal(addr, LOCAL_IF))
printf("IPv6 %s: %s\n", ifa->ifa_name, addr.ToString().c_str());
}
#endif
}
freeifaddrs(myaddrs);
}
#endif
- if (!fUseProxy && !mapArgs.count("-connect") && !fNoListen)
- {
- CreateThread(ThreadGetMyExternalIP, NULL);
- }
+ CreateThread(ThreadGetMyExternalIP, NULL);
}
void StartNode(void* parg)
{
-#ifdef USE_UPNP
-#if USE_UPNP
- fUseUPnP = GetBoolArg("-upnp", true);
-#else
- fUseUPnP = GetBoolArg("-upnp", false);
-#endif
-#endif
-
if (semOutbound == NULL) {
// initialize semaphore
int nMaxOutbound = min(MAX_OUTBOUND_CONNECTIONS, (int)GetArg("-maxconnections", 125));
semOutbound = new CSemaphore(nMaxOutbound);
}
if (pnodeLocalHost == NULL)
pnodeLocalHost = new CNode(INVALID_SOCKET, CAddress(CService("127.0.0.1", 0), nLocalServices));
Discover();
//
// Start threads
//
if (!GetBoolArg("-dnsseed", true))
printf("DNS seeding disabled\n");
else
if (!CreateThread(ThreadDNSAddressSeed, NULL))
printf("Error: CreateThread(ThreadDNSAddressSeed) failed\n");
// Map ports with UPnP
- if (fHaveUPnP)
- MapPort(fUseUPnP);
+ if (fUseUPnP)
+ MapPort();
// Get addresses from IRC and advertise ours
if (!CreateThread(ThreadIRCSeed, NULL))
printf("Error: CreateThread(ThreadIRCSeed) failed\n");
// Send and receive from sockets, accept connections
if (!CreateThread(ThreadSocketHandler, NULL))
printf("Error: CreateThread(ThreadSocketHandler) failed\n");
// Initiate outbound connections from -addnode
if (!CreateThread(ThreadOpenAddedConnections, NULL))
printf("Error: CreateThread(ThreadOpenAddedConnections) failed\n");
// Initiate outbound connections
if (!CreateThread(ThreadOpenConnections, NULL))
printf("Error: CreateThread(ThreadOpenConnections) failed\n");
// Process messages
if (!CreateThread(ThreadMessageHandler, NULL))
printf("Error: CreateThread(ThreadMessageHandler) failed\n");
// Dump network addresses
if (!CreateThread(ThreadDumpAddress, NULL))
printf("Error; CreateThread(ThreadDumpAddress) failed\n");
// Generate coins in the background
GenerateBitcoins(GetBoolArg("-gen", false), pwalletMain);
}
bool StopNode()
{
printf("StopNode()\n");
fShutdown = true;
nTransactionsUpdated++;
int64 nStart = GetTime();
if (semOutbound)
for (int i=0; i<MAX_OUTBOUND_CONNECTIONS; i++)
semOutbound->post();
do
{
int nThreadsRunning = 0;
for (int n = 0; n < THREAD_MAX; n++)
nThreadsRunning += vnThreadsRunning[n];
if (nThreadsRunning == 0)
break;
if (GetTime() - nStart > 20)
break;
Sleep(20);
} while(true);
if (vnThreadsRunning[THREAD_SOCKETHANDLER] > 0) printf("ThreadSocketHandler still running\n");
if (vnThreadsRunning[THREAD_OPENCONNECTIONS] > 0) printf("ThreadOpenConnections still running\n");
if (vnThreadsRunning[THREAD_MESSAGEHANDLER] > 0) printf("ThreadMessageHandler still running\n");
if (vnThreadsRunning[THREAD_MINER] > 0) printf("ThreadBitcoinMiner still running\n");
if (vnThreadsRunning[THREAD_RPCLISTENER] > 0) printf("ThreadRPCListener still running\n");
if (vnThreadsRunning[THREAD_RPCHANDLER] > 0) printf("ThreadsRPCServer still running\n");
- if (fHaveUPnP && vnThreadsRunning[THREAD_UPNP] > 0) printf("ThreadMapPort still running\n");
+#ifdef USE_UPNP
+ if (vnThreadsRunning[THREAD_UPNP] > 0) printf("ThreadMapPort still running\n");
+#endif
if (vnThreadsRunning[THREAD_DNSSEED] > 0) printf("ThreadDNSAddressSeed still running\n");
if (vnThreadsRunning[THREAD_ADDEDCONNECTIONS] > 0) printf("ThreadOpenAddedConnections still running\n");
if (vnThreadsRunning[THREAD_DUMPADDRESS] > 0) printf("ThreadDumpAddresses still running\n");
while (vnThreadsRunning[THREAD_MESSAGEHANDLER] > 0 || vnThreadsRunning[THREAD_RPCHANDLER] > 0)
Sleep(20);
Sleep(50);
DumpAddresses();
return true;
}
class CNetCleanup
{
public:
CNetCleanup()
{
}
~CNetCleanup()
{
// Close sockets
BOOST_FOREACH(CNode* pnode, vNodes)
if (pnode->hSocket != INVALID_SOCKET)
closesocket(pnode->hSocket);
BOOST_FOREACH(SOCKET hListenSocket, vhListenSocket)
if (hListenSocket != INVALID_SOCKET)
if (closesocket(hListenSocket) == SOCKET_ERROR)
printf("closesocket(hListenSocket) failed with error %d\n", WSAGetLastError());
#ifdef WIN32
// Shutdown Windows Sockets
WSACleanup();
#endif
}
}
instance_of_cnetcleanup;
diff --git a/src/net.h b/src/net.h
index 8075328b1..c9c965722 100644
--- a/src/net.h
+++ b/src/net.h
@@ -1,667 +1,669 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_NET_H
#define BITCOIN_NET_H
#include <deque>
#include <boost/array.hpp>
#include <boost/foreach.hpp>
#include <openssl/rand.h>
#ifndef WIN32
#include <arpa/inet.h>
#endif
#include "mruset.h"
#include "netbase.h"
#include "protocol.h"
#include "addrman.h"
class CRequestTracker;
class CNode;
class CBlockIndex;
extern int nBestHeight;
inline unsigned int ReceiveBufferSize() { return 1000*GetArg("-maxreceivebuffer", 10*1000); }
inline unsigned int SendBufferSize() { return 1000*GetArg("-maxsendbuffer", 10*1000); }
void AddOneShot(std::string strDest);
bool RecvLine(SOCKET hSocket, std::string& strLine);
bool GetMyExternalIP(CNetAddr& ipRet);
void AddressCurrentlyConnected(const CService& addr);
CNode* FindNode(const CNetAddr& ip);
CNode* FindNode(const CService& ip);
CNode* ConnectNode(CAddress addrConnect, const char *strDest = NULL, int64 nTimeout=0);
-void MapPort(bool fMapPort);
+void MapPort();
unsigned short GetListenPort();
bool BindListenPort(const CService &bindAddr, std::string& strError=REF(std::string()));
void StartNode(void* parg);
bool StopNode();
enum
{
LOCAL_NONE, // unknown
LOCAL_IF, // address a local interface listens on
LOCAL_BIND, // address explicit bound to
LOCAL_UPNP, // address reported by UPnP
LOCAL_IRC, // address reported by IRC (deprecated)
LOCAL_HTTP, // address reported by whatismyip.com and similars
LOCAL_MANUAL, // address explicitly specified (-externalip=)
LOCAL_MAX
};
void SetLimited(enum Network net, bool fLimited = true);
bool IsLimited(enum Network net);
bool IsLimited(const CNetAddr& addr);
bool AddLocal(const CService& addr, int nScore = LOCAL_NONE);
bool AddLocal(const CNetAddr& addr, int nScore = LOCAL_NONE);
bool SeenLocal(const CService& addr);
bool IsLocal(const CService& addr);
bool GetLocal(CService &addr, const CNetAddr *paddrPeer = NULL);
bool IsReachable(const CNetAddr &addr);
CAddress GetLocalAddress(const CNetAddr *paddrPeer = NULL);
enum
{
MSG_TX = 1,
MSG_BLOCK,
};
class CRequestTracker
{
public:
void (*fn)(void*, CDataStream&);
void* param1;
explicit CRequestTracker(void (*fnIn)(void*, CDataStream&)=NULL, void* param1In=NULL)
{
fn = fnIn;
param1 = param1In;
}
bool IsNull()
{
return fn == NULL;
}
};
/** Thread types */
enum threadId
{
THREAD_SOCKETHANDLER,
THREAD_OPENCONNECTIONS,
THREAD_MESSAGEHANDLER,
THREAD_MINER,
THREAD_RPCLISTENER,
THREAD_UPNP,
THREAD_DNSSEED,
THREAD_ADDEDCONNECTIONS,
THREAD_DUMPADDRESS,
THREAD_RPCHANDLER,
THREAD_MAX
};
extern bool fClient;
+extern bool fDiscover;
+extern bool fUseUPnP;
extern uint64 nLocalServices;
extern uint64 nLocalHostNonce;
extern boost::array<int, THREAD_MAX> vnThreadsRunning;
extern CAddrMan addrman;
extern std::vector<CNode*> vNodes;
extern CCriticalSection cs_vNodes;
extern std::map<CInv, CDataStream> mapRelay;
extern std::deque<std::pair<int64, CInv> > vRelayExpiration;
extern CCriticalSection cs_mapRelay;
extern std::map<CInv, int64> mapAlreadyAskedFor;
/** Information about a peer */
class CNode
{
public:
// socket
uint64 nServices;
SOCKET hSocket;
CDataStream vSend;
CDataStream vRecv;
CCriticalSection cs_vSend;
CCriticalSection cs_vRecv;
int64 nLastSend;
int64 nLastRecv;
int64 nLastSendEmpty;
int64 nTimeConnected;
int nHeaderStart;
unsigned int nMessageStart;
CAddress addr;
std::string addrName;
CService addrLocal;
int nVersion;
std::string strSubVer;
bool fOneShot;
bool fClient;
bool fInbound;
bool fNetworkNode;
bool fSuccessfullyConnected;
bool fDisconnect;
CSemaphoreGrant grantOutbound;
protected:
int nRefCount;
// Denial-of-service detection/prevention
// Key is ip address, value is banned-until-time
static std::map<CNetAddr, int64> setBanned;
static CCriticalSection cs_setBanned;
int nMisbehavior;
public:
int64 nReleaseTime;
std::map<uint256, CRequestTracker> mapRequests;
CCriticalSection cs_mapRequests;
uint256 hashContinue;
CBlockIndex* pindexLastGetBlocksBegin;
uint256 hashLastGetBlocksEnd;
int nStartingHeight;
// flood relay
std::vector<CAddress> vAddrToSend;
std::set<CAddress> setAddrKnown;
bool fGetAddr;
std::set<uint256> setKnown;
// inventory based relay
mruset<CInv> setInventoryKnown;
std::vector<CInv> vInventoryToSend;
CCriticalSection cs_inventory;
std::multimap<int64, CInv> mapAskFor;
CNode(SOCKET hSocketIn, CAddress addrIn, std::string addrNameIn = "", bool fInboundIn=false) : vSend(SER_NETWORK, MIN_PROTO_VERSION), vRecv(SER_NETWORK, MIN_PROTO_VERSION)
{
nServices = 0;
hSocket = hSocketIn;
nLastSend = 0;
nLastRecv = 0;
nLastSendEmpty = GetTime();
nTimeConnected = GetTime();
nHeaderStart = -1;
nMessageStart = -1;
addr = addrIn;
addrName = addrNameIn == "" ? addr.ToStringIPPort() : addrNameIn;
nVersion = 0;
strSubVer = "";
fOneShot = false;
fClient = false; // set by version message
fInbound = fInboundIn;
fNetworkNode = false;
fSuccessfullyConnected = false;
fDisconnect = false;
nRefCount = 0;
nReleaseTime = 0;
hashContinue = 0;
pindexLastGetBlocksBegin = 0;
hashLastGetBlocksEnd = 0;
nStartingHeight = -1;
fGetAddr = false;
nMisbehavior = 0;
setInventoryKnown.max_size(SendBufferSize() / 1000);
// Be shy and don't send version until we hear
if (!fInbound)
PushVersion();
}
~CNode()
{
if (hSocket != INVALID_SOCKET)
{
closesocket(hSocket);
hSocket = INVALID_SOCKET;
}
}
private:
CNode(const CNode&);
void operator=(const CNode&);
public:
int GetRefCount()
{
return std::max(nRefCount, 0) + (GetTime() < nReleaseTime ? 1 : 0);
}
CNode* AddRef(int64 nTimeout=0)
{
if (nTimeout != 0)
nReleaseTime = std::max(nReleaseTime, GetTime() + nTimeout);
else
nRefCount++;
return this;
}
void Release()
{
nRefCount--;
}
void AddAddressKnown(const CAddress& addr)
{
setAddrKnown.insert(addr);
}
void PushAddress(const CAddress& addr)
{
// Known checking here is only to save space from duplicates.
// SendMessages will filter it again for knowns that were added
// after addresses were pushed.
if (addr.IsValid() && !setAddrKnown.count(addr))
vAddrToSend.push_back(addr);
}
void AddInventoryKnown(const CInv& inv)
{
{
LOCK(cs_inventory);
setInventoryKnown.insert(inv);
}
}
void PushInventory(const CInv& inv)
{
{
LOCK(cs_inventory);
if (!setInventoryKnown.count(inv))
vInventoryToSend.push_back(inv);
}
}
void AskFor(const CInv& inv)
{
// We're using mapAskFor as a priority queue,
// the key is the earliest time the request can be sent
int64& nRequestTime = mapAlreadyAskedFor[inv];
printf("askfor %s %"PRI64d"\n", inv.ToString().c_str(), nRequestTime);
// Make sure not to reuse time indexes to keep things in the same order
int64 nNow = (GetTime() - 1) * 1000000;
static int64 nLastTime;
++nLastTime;
nNow = std::max(nNow, nLastTime);
nLastTime = nNow;
// Each retry is 2 minutes after the last
nRequestTime = std::max(nRequestTime + 2 * 60 * 1000000, nNow);
mapAskFor.insert(std::make_pair(nRequestTime, inv));
}
void BeginMessage(const char* pszCommand)
{
ENTER_CRITICAL_SECTION(cs_vSend);
if (nHeaderStart != -1)
AbortMessage();
nHeaderStart = vSend.size();
vSend << CMessageHeader(pszCommand, 0);
nMessageStart = vSend.size();
if (fDebug)
printf("sending: %s ", pszCommand);
}
void AbortMessage()
{
if (nHeaderStart < 0)
return;
vSend.resize(nHeaderStart);
nHeaderStart = -1;
nMessageStart = -1;
LEAVE_CRITICAL_SECTION(cs_vSend);
if (fDebug)
printf("(aborted)\n");
}
void EndMessage()
{
if (mapArgs.count("-dropmessagestest") && GetRand(atoi(mapArgs["-dropmessagestest"])) == 0)
{
printf("dropmessages DROPPING SEND MESSAGE\n");
AbortMessage();
return;
}
if (nHeaderStart < 0)
return;
// Set the size
unsigned int nSize = vSend.size() - nMessageStart;
memcpy((char*)&vSend[nHeaderStart] + offsetof(CMessageHeader, nMessageSize), &nSize, sizeof(nSize));
// Set the checksum
uint256 hash = Hash(vSend.begin() + nMessageStart, vSend.end());
unsigned int nChecksum = 0;
memcpy(&nChecksum, &hash, sizeof(nChecksum));
assert(nMessageStart - nHeaderStart >= offsetof(CMessageHeader, nChecksum) + sizeof(nChecksum));
memcpy((char*)&vSend[nHeaderStart] + offsetof(CMessageHeader, nChecksum), &nChecksum, sizeof(nChecksum));
if (fDebug) {
printf("(%d bytes)\n", nSize);
}
nHeaderStart = -1;
nMessageStart = -1;
LEAVE_CRITICAL_SECTION(cs_vSend);
}
void EndMessageAbortIfEmpty()
{
if (nHeaderStart < 0)
return;
int nSize = vSend.size() - nMessageStart;
if (nSize > 0)
EndMessage();
else
AbortMessage();
}
void PushVersion();
void PushMessage(const char* pszCommand)
{
try
{
BeginMessage(pszCommand);
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1>
void PushMessage(const char* pszCommand, const T1& a1)
{
try
{
BeginMessage(pszCommand);
vSend << a1;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2, typename T3>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2, const T3& a3)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2 << a3;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2, typename T3, typename T4>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2, const T3& a3, const T4& a4)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2 << a3 << a4;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2, typename T3, typename T4, typename T5>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2, const T3& a3, const T4& a4, const T5& a5)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2 << a3 << a4 << a5;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2, const T3& a3, const T4& a4, const T5& a5, const T6& a6)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2 << a3 << a4 << a5 << a6;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2, const T3& a3, const T4& a4, const T5& a5, const T6& a6, const T7& a7)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2 << a3 << a4 << a5 << a6 << a7;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2, const T3& a3, const T4& a4, const T5& a5, const T6& a6, const T7& a7, const T8& a8)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2 << a3 << a4 << a5 << a6 << a7 << a8;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
void PushMessage(const char* pszCommand, const T1& a1, const T2& a2, const T3& a3, const T4& a4, const T5& a5, const T6& a6, const T7& a7, const T8& a8, const T9& a9)
{
try
{
BeginMessage(pszCommand);
vSend << a1 << a2 << a3 << a4 << a5 << a6 << a7 << a8 << a9;
EndMessage();
}
catch (...)
{
AbortMessage();
throw;
}
}
void PushRequest(const char* pszCommand,
void (*fn)(void*, CDataStream&), void* param1)
{
uint256 hashReply;
RAND_bytes((unsigned char*)&hashReply, sizeof(hashReply));
{
LOCK(cs_mapRequests);
mapRequests[hashReply] = CRequestTracker(fn, param1);
}
PushMessage(pszCommand, hashReply);
}
template<typename T1>
void PushRequest(const char* pszCommand, const T1& a1,
void (*fn)(void*, CDataStream&), void* param1)
{
uint256 hashReply;
RAND_bytes((unsigned char*)&hashReply, sizeof(hashReply));
{
LOCK(cs_mapRequests);
mapRequests[hashReply] = CRequestTracker(fn, param1);
}
PushMessage(pszCommand, hashReply, a1);
}
template<typename T1, typename T2>
void PushRequest(const char* pszCommand, const T1& a1, const T2& a2,
void (*fn)(void*, CDataStream&), void* param1)
{
uint256 hashReply;
RAND_bytes((unsigned char*)&hashReply, sizeof(hashReply));
{
LOCK(cs_mapRequests);
mapRequests[hashReply] = CRequestTracker(fn, param1);
}
PushMessage(pszCommand, hashReply, a1, a2);
}
void PushGetBlocks(CBlockIndex* pindexBegin, uint256 hashEnd);
bool IsSubscribed(unsigned int nChannel);
void Subscribe(unsigned int nChannel, unsigned int nHops=0);
void CancelSubscribe(unsigned int nChannel);
void CloseSocketDisconnect();
void Cleanup();
// Denial-of-service detection/prevention
// The idea is to detect peers that are behaving
// badly and disconnect/ban them, but do it in a
// one-coding-mistake-won't-shatter-the-entire-network
// way.
// IMPORTANT: There should be nothing I can give a
// node that it will forward on that will make that
// node's peers drop it. If there is, an attacker
// can isolate a node and/or try to split the network.
// Dropping a node for sending stuff that is invalid
// now but might be valid in a later version is also
// dangerous, because it can cause a network split
// between nodes running old code and nodes running
// new code.
static void ClearBanned(); // needed for unit testing
static bool IsBanned(CNetAddr ip);
bool Misbehaving(int howmuch); // 1 == a little, 100 == a lot
};
inline void RelayInventory(const CInv& inv)
{
// Put on lists to offer to the other nodes
{
LOCK(cs_vNodes);
BOOST_FOREACH(CNode* pnode, vNodes)
pnode->PushInventory(inv);
}
}
template<typename T>
void RelayMessage(const CInv& inv, const T& a)
{
CDataStream ss(SER_NETWORK, PROTOCOL_VERSION);
ss.reserve(10000);
ss << a;
RelayMessage(inv, ss);
}
template<>
inline void RelayMessage<>(const CInv& inv, const CDataStream& ss)
{
{
LOCK(cs_mapRelay);
// Expire old relay messages
while (!vRelayExpiration.empty() && vRelayExpiration.front().first < GetTime())
{
mapRelay.erase(vRelayExpiration.front().second);
vRelayExpiration.pop_front();
}
// Save original serialized message so newer versions are preserved
mapRelay.insert(std::make_pair(inv, ss));
vRelayExpiration.push_back(std::make_pair(GetTime() + 15 * 60, inv));
}
RelayInventory(inv);
}
#endif
diff --git a/src/netbase.cpp b/src/netbase.cpp
index 7de06eaef..80b0e32c3 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -1,1043 +1,1078 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "netbase.h"
#include "util.h"
#ifndef WIN32
#include <sys/fcntl.h>
#endif
#include "strlcpy.h"
#include <boost/algorithm/string/case_conv.hpp> // for to_lower()
using namespace std;
// Settings
-int nSocksVersion = 5;
-int fUseProxy = false;
-bool fProxyNameLookup = false;
-bool fNameLookup = false;
-CService addrProxy("127.0.0.1",9050);
+typedef std::pair<CService, int> proxyType;
+static proxyType proxyInfo[NET_MAX];
+static proxyType nameproxyInfo;
int nConnectTimeout = 5000;
-static bool vfNoProxy[NET_MAX] = {};
-
+bool fNameLookup = false;
static const unsigned char pchIPv4[12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff };
enum Network ParseNetwork(std::string net) {
boost::to_lower(net);
if (net == "ipv4") return NET_IPV4;
if (net == "ipv6") return NET_IPV6;
if (net == "tor") return NET_TOR;
if (net == "i2p") return NET_I2P;
return NET_UNROUTABLE;
}
-void SetNoProxy(enum Network net, bool fNoProxy) {
- assert(net >= 0 && net < NET_MAX);
- vfNoProxy[net] = fNoProxy;
-}
-
bool static LookupIntern(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions, bool fAllowLookup)
{
vIP.clear();
struct addrinfo aiHint;
memset(&aiHint, 0, sizeof(struct addrinfo));
aiHint.ai_socktype = SOCK_STREAM;
aiHint.ai_protocol = IPPROTO_TCP;
#ifdef WIN32
# ifdef USE_IPV6
aiHint.ai_family = AF_UNSPEC;
aiHint.ai_flags = fAllowLookup ? 0 : AI_NUMERICHOST;
# else
aiHint.ai_family = AF_INET;
aiHint.ai_flags = fAllowLookup ? 0 : AI_NUMERICHOST;
# endif
#else
# ifdef USE_IPV6
aiHint.ai_family = AF_UNSPEC;
aiHint.ai_flags = AI_ADDRCONFIG | (fAllowLookup ? 0 : AI_NUMERICHOST);
# else
aiHint.ai_family = AF_INET;
aiHint.ai_flags = AI_ADDRCONFIG | (fAllowLookup ? 0 : AI_NUMERICHOST);
# endif
#endif
struct addrinfo *aiRes = NULL;
int nErr = getaddrinfo(pszName, NULL, &aiHint, &aiRes);
if (nErr)
return false;
struct addrinfo *aiTrav = aiRes;
while (aiTrav != NULL && (nMaxSolutions == 0 || vIP.size() < nMaxSolutions))
{
if (aiTrav->ai_family == AF_INET)
{
assert(aiTrav->ai_addrlen >= sizeof(sockaddr_in));
vIP.push_back(CNetAddr(((struct sockaddr_in*)(aiTrav->ai_addr))->sin_addr));
}
#ifdef USE_IPV6
if (aiTrav->ai_family == AF_INET6)
{
assert(aiTrav->ai_addrlen >= sizeof(sockaddr_in6));
vIP.push_back(CNetAddr(((struct sockaddr_in6*)(aiTrav->ai_addr))->sin6_addr));
}
#endif
aiTrav = aiTrav->ai_next;
}
freeaddrinfo(aiRes);
return (vIP.size() > 0);
}
bool LookupHost(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions, bool fAllowLookup)
{
if (pszName[0] == 0)
return false;
char psz[256];
char *pszHost = psz;
strlcpy(psz, pszName, sizeof(psz));
if (psz[0] == '[' && psz[strlen(psz)-1] == ']')
{
pszHost = psz+1;
psz[strlen(psz)-1] = 0;
}
return LookupIntern(pszHost, vIP, nMaxSolutions, fAllowLookup);
}
bool LookupHostNumeric(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions)
{
return LookupHost(pszName, vIP, nMaxSolutions, false);
}
bool Lookup(const char *pszName, std::vector<CService>& vAddr, int portDefault, bool fAllowLookup, unsigned int nMaxSolutions)
{
if (pszName[0] == 0)
return false;
int port = portDefault;
char psz[256];
char *pszHost = psz;
strlcpy(psz, pszName, sizeof(psz));
char* pszColon = strrchr(psz+1,':');
char *pszPortEnd = NULL;
int portParsed = pszColon ? strtoul(pszColon+1, &pszPortEnd, 10) : 0;
if (pszColon && pszPortEnd && pszPortEnd[0] == 0)
{
if (psz[0] == '[' && pszColon[-1] == ']')
{
pszHost = psz+1;
pszColon[-1] = 0;
}
else
pszColon[0] = 0;
if (port >= 0 && port <= USHRT_MAX)
port = portParsed;
}
else
{
if (psz[0] == '[' && psz[strlen(psz)-1] == ']')
{
pszHost = psz+1;
psz[strlen(psz)-1] = 0;
}
}
std::vector<CNetAddr> vIP;
bool fRet = LookupIntern(pszHost, vIP, nMaxSolutions, fAllowLookup);
if (!fRet)
return false;
vAddr.resize(vIP.size());
for (unsigned int i = 0; i < vIP.size(); i++)
vAddr[i] = CService(vIP[i], port);
return true;
}
bool Lookup(const char *pszName, CService& addr, int portDefault, bool fAllowLookup)
{
std::vector<CService> vService;
bool fRet = Lookup(pszName, vService, portDefault, fAllowLookup, 1);
if (!fRet)
return false;
addr = vService[0];
return true;
}
bool LookupNumeric(const char *pszName, CService& addr, int portDefault)
{
return Lookup(pszName, addr, portDefault, false);
}
bool static Socks4(const CService &addrDest, SOCKET& hSocket)
{
printf("SOCKS4 connecting %s\n", addrDest.ToString().c_str());
if (!addrDest.IsIPv4())
{
closesocket(hSocket);
return error("Proxy destination is not IPv4");
}
char pszSocks4IP[] = "\4\1\0\0\0\0\0\0user";
struct sockaddr_in addr;
socklen_t len = sizeof(addr);
if (!addrDest.GetSockAddr((struct sockaddr*)&addr, &len) || addr.sin_family != AF_INET)
{
closesocket(hSocket);
return error("Cannot get proxy destination address");
}
memcpy(pszSocks4IP + 2, &addr.sin_port, 2);
memcpy(pszSocks4IP + 4, &addr.sin_addr, 4);
char* pszSocks4 = pszSocks4IP;
int nSize = sizeof(pszSocks4IP);
int ret = send(hSocket, pszSocks4, nSize, MSG_NOSIGNAL);
if (ret != nSize)
{
closesocket(hSocket);
return error("Error sending to proxy");
}
char pchRet[8];
if (recv(hSocket, pchRet, 8, 0) != 8)
{
closesocket(hSocket);
return error("Error reading proxy response");
}
if (pchRet[1] != 0x5a)
{
closesocket(hSocket);
if (pchRet[1] != 0x5b)
printf("ERROR: Proxy returned error %d\n", pchRet[1]);
return false;
}
printf("SOCKS4 connected %s\n", addrDest.ToString().c_str());
return true;
}
bool static Socks5(string strDest, int port, SOCKET& hSocket)
{
printf("SOCKS5 connecting %s\n", strDest.c_str());
if (strDest.size() > 255)
{
closesocket(hSocket);
return error("Hostname too long");
}
char pszSocks5Init[] = "\5\1\0";
char *pszSocks5 = pszSocks5Init;
ssize_t nSize = sizeof(pszSocks5Init);
ssize_t ret = send(hSocket, pszSocks5, nSize, MSG_NOSIGNAL);
if (ret != nSize)
{
closesocket(hSocket);
return error("Error sending to proxy");
}
char pchRet1[2];
if (recv(hSocket, pchRet1, 2, 0) != 2)
{
closesocket(hSocket);
return error("Error reading proxy response");
}
if (pchRet1[0] != 0x05 || pchRet1[1] != 0x00)
{
closesocket(hSocket);
return error("Proxy failed to initialize");
}
string strSocks5("\5\1");
strSocks5 += '\000'; strSocks5 += '\003';
strSocks5 += static_cast<char>(std::min((int)strDest.size(), 255));
strSocks5 += strDest;
strSocks5 += static_cast<char>((port >> 8) & 0xFF);
strSocks5 += static_cast<char>((port >> 0) & 0xFF);
ret = send(hSocket, strSocks5.c_str(), strSocks5.size(), MSG_NOSIGNAL);
if (ret != (ssize_t)strSocks5.size())
{
closesocket(hSocket);
return error("Error sending to proxy");
}
char pchRet2[4];
if (recv(hSocket, pchRet2, 4, 0) != 4)
{
closesocket(hSocket);
return error("Error reading proxy response");
}
if (pchRet2[0] != 0x05)
{
closesocket(hSocket);
return error("Proxy failed to accept request");
}
if (pchRet2[1] != 0x00)
{
closesocket(hSocket);
switch (pchRet2[1])
{
case 0x01: return error("Proxy error: general failure");
case 0x02: return error("Proxy error: connection not allowed");
case 0x03: return error("Proxy error: network unreachable");
case 0x04: return error("Proxy error: host unreachable");
case 0x05: return error("Proxy error: connection refused");
case 0x06: return error("Proxy error: TTL expired");
case 0x07: return error("Proxy error: protocol error");
case 0x08: return error("Proxy error: address type not supported");
default: return error("Proxy error: unknown");
}
}
if (pchRet2[2] != 0x00)
{
closesocket(hSocket);
return error("Error: malformed proxy response");
}
char pchRet3[256];
switch (pchRet2[3])
{
case 0x01: ret = recv(hSocket, pchRet3, 4, 0) != 4; break;
case 0x04: ret = recv(hSocket, pchRet3, 16, 0) != 16; break;
case 0x03:
{
ret = recv(hSocket, pchRet3, 1, 0) != 1;
if (ret)
return error("Error reading from proxy");
int nRecv = pchRet3[0];
ret = recv(hSocket, pchRet3, nRecv, 0) != nRecv;
break;
}
default: closesocket(hSocket); return error("Error: malformed proxy response");
}
if (ret)
{
closesocket(hSocket);
return error("Error reading from proxy");
}
if (recv(hSocket, pchRet3, 2, 0) != 2)
{
closesocket(hSocket);
return error("Error reading from proxy");
}
printf("SOCKS5 connected %s\n", strDest.c_str());
return true;
}
bool static ConnectSocketDirectly(const CService &addrConnect, SOCKET& hSocketRet, int nTimeout)
{
hSocketRet = INVALID_SOCKET;
#ifdef USE_IPV6
struct sockaddr_storage sockaddr;
#else
struct sockaddr sockaddr;
#endif
socklen_t len = sizeof(sockaddr);
if (!addrConnect.GetSockAddr((struct sockaddr*)&sockaddr, &len)) {
printf("Cannot connect to %s: unsupported network\n", addrConnect.ToString().c_str());
return false;
}
SOCKET hSocket = socket(((struct sockaddr*)&sockaddr)->sa_family, SOCK_STREAM, IPPROTO_TCP);
if (hSocket == INVALID_SOCKET)
return false;
#ifdef SO_NOSIGPIPE
int set = 1;
setsockopt(hSocket, SOL_SOCKET, SO_NOSIGPIPE, (void*)&set, sizeof(int));
#endif
#ifdef WIN32
u_long fNonblock = 1;
if (ioctlsocket(hSocket, FIONBIO, &fNonblock) == SOCKET_ERROR)
#else
int fFlags = fcntl(hSocket, F_GETFL, 0);
if (fcntl(hSocket, F_SETFL, fFlags | O_NONBLOCK) == -1)
#endif
{
closesocket(hSocket);
return false;
}
if (connect(hSocket, (struct sockaddr*)&sockaddr, len) == SOCKET_ERROR)
{
// WSAEINVAL is here because some legacy version of winsock uses it
if (WSAGetLastError() == WSAEINPROGRESS || WSAGetLastError() == WSAEWOULDBLOCK || WSAGetLastError() == WSAEINVAL)
{
struct timeval timeout;
timeout.tv_sec = nTimeout / 1000;
timeout.tv_usec = (nTimeout % 1000) * 1000;
fd_set fdset;
FD_ZERO(&fdset);
FD_SET(hSocket, &fdset);
int nRet = select(hSocket + 1, NULL, &fdset, NULL, &timeout);
if (nRet == 0)
{
printf("connection timeout\n");
closesocket(hSocket);
return false;
}
if (nRet == SOCKET_ERROR)
{
printf("select() for connection failed: %i\n",WSAGetLastError());
closesocket(hSocket);
return false;
}
socklen_t nRetSize = sizeof(nRet);
#ifdef WIN32
if (getsockopt(hSocket, SOL_SOCKET, SO_ERROR, (char*)(&nRet), &nRetSize) == SOCKET_ERROR)
#else
if (getsockopt(hSocket, SOL_SOCKET, SO_ERROR, &nRet, &nRetSize) == SOCKET_ERROR)
#endif
{
printf("getsockopt() for connection failed: %i\n",WSAGetLastError());
closesocket(hSocket);
return false;
}
if (nRet != 0)
{
printf("connect() failed after select(): %s\n",strerror(nRet));
closesocket(hSocket);
return false;
}
}
#ifdef WIN32
else if (WSAGetLastError() != WSAEISCONN)
#else
else
#endif
{
printf("connect() failed: %i\n",WSAGetLastError());
closesocket(hSocket);
return false;
}
}
// this isn't even strictly necessary
// CNode::ConnectNode immediately turns the socket back to non-blocking
// but we'll turn it back to blocking just in case
#ifdef WIN32
fNonblock = 0;
if (ioctlsocket(hSocket, FIONBIO, &fNonblock) == SOCKET_ERROR)
#else
fFlags = fcntl(hSocket, F_GETFL, 0);
if (fcntl(hSocket, F_SETFL, fFlags & !O_NONBLOCK) == SOCKET_ERROR)
#endif
{
closesocket(hSocket);
return false;
}
hSocketRet = hSocket;
return true;
}
+bool SetProxy(enum Network net, CService addrProxy, int nSocksVersion) {
+ assert(net >= 0 && net < NET_MAX);
+ if (nSocksVersion != 0 && nSocksVersion != 4 && nSocksVersion != 5)
+ return false;
+ if (nSocksVersion != 0 && !addrProxy.IsValid())
+ return false;
+ proxyInfo[net] = std::make_pair(addrProxy, nSocksVersion);
+ return true;
+}
+
+bool GetProxy(enum Network net, CService &addrProxy) {
+ assert(net >= 0 && net < NET_MAX);
+ if (!proxyInfo[net].second)
+ return false;
+ addrProxy = proxyInfo[net].first;
+ return true;
+}
+
+bool SetNameProxy(CService addrProxy, int nSocksVersion) {
+ if (nSocksVersion != 0 && nSocksVersion != 5)
+ return false;
+ if (nSocksVersion != 0 && !addrProxy.IsValid())
+ return false;
+ nameproxyInfo = std::make_pair(addrProxy, nSocksVersion);
+ return true;
+}
+
+bool GetNameProxy() {
+ return nameproxyInfo.second != 0;
+}
+
+bool IsProxy(const CNetAddr &addr) {
+ for (int i=0; i<NET_MAX; i++) {
+ if (proxyInfo[i].second && (addr == (CNetAddr)proxyInfo[i].first))
+ return true;
+ }
+ return false;
+}
+
bool ConnectSocket(const CService &addrDest, SOCKET& hSocketRet, int nTimeout)
{
+ const proxyType &proxy = proxyInfo[addrDest.GetNetwork()];
+
+ // no proxy needed
+ if (!proxy.second)
+ return ConnectSocketDirectly(addrDest, hSocketRet, nTimeout);
+
SOCKET hSocket = INVALID_SOCKET;
- bool fProxy = (fUseProxy && addrDest.IsRoutable() && !vfNoProxy[addrDest.GetNetwork()]);
- if (!ConnectSocketDirectly(fProxy ? addrProxy : addrDest, hSocket, nTimeout))
+ // first connect to proxy server
+ if (!ConnectSocketDirectly(proxy.first, hSocket, nTimeout))
+ return false;
+
+ // do socks negotiation
+ switch (proxy.second) {
+ case 4:
+ if (!Socks4(addrDest, hSocket))
+ return false;
+ break;
+ case 5:
+ if (!Socks5(addrDest.ToStringIP(), addrDest.GetPort(), hSocket))
+ return false;
+ break;
+ default:
return false;
-
- if (fProxy)
- {
- switch(nSocksVersion)
- {
- case 4:
- if (!Socks4(addrDest, hSocket))
- return false;
- break;
-
- case 5:
- default:
- if (!Socks5(addrDest.ToStringIP(), addrDest.GetPort(), hSocket))
- return false;
- break;
- }
}
hSocketRet = hSocket;
return true;
}
bool ConnectSocketByName(CService &addr, SOCKET& hSocketRet, const char *pszDest, int portDefault, int nTimeout)
{
string strDest(pszDest);
int port = portDefault;
+ // split hostname and port
size_t colon = strDest.find_last_of(':');
if (colon != strDest.npos) {
char *endp = NULL;
int n = strtol(pszDest + colon + 1, &endp, 10);
if (endp && *endp == 0 && n >= 0) {
strDest = strDest.substr(0, colon);
if (n > 0 && n < 0x10000)
port = n;
}
}
if (strDest[0] == '[' && strDest[strDest.size()-1] == ']')
strDest = strDest.substr(1, strDest.size()-2);
SOCKET hSocket = INVALID_SOCKET;
- CService addrResolved(CNetAddr(strDest, fNameLookup && !fProxyNameLookup), port);
+ CService addrResolved(CNetAddr(strDest, fNameLookup && !nameproxyInfo.second), port);
if (addrResolved.IsValid()) {
addr = addrResolved;
return ConnectSocket(addr, hSocketRet, nTimeout);
}
addr = CService("0.0.0.0:0");
- if (!fNameLookup)
+ if (!nameproxyInfo.second)
return false;
- if (!ConnectSocketDirectly(addrProxy, hSocket, nTimeout))
+ if (!ConnectSocketDirectly(nameproxyInfo.first, hSocket, nTimeout))
return false;
- switch(nSocksVersion)
- {
- case 4: return false;
- case 5:
- default:
- if (!Socks5(strDest, port, hSocket))
- return false;
- break;
- }
+ switch(nameproxyInfo.second)
+ {
+ default:
+ case 4: return false;
+ case 5:
+ if (!Socks5(strDest, port, hSocket))
+ return false;
+ break;
+ }
hSocketRet = hSocket;
return true;
}
void CNetAddr::Init()
{
memset(ip, 0, 16);
}
void CNetAddr::SetIP(const CNetAddr& ipIn)
{
memcpy(ip, ipIn.ip, sizeof(ip));
}
CNetAddr::CNetAddr()
{
Init();
}
CNetAddr::CNetAddr(const struct in_addr& ipv4Addr)
{
memcpy(ip, pchIPv4, 12);
memcpy(ip+12, &ipv4Addr, 4);
}
#ifdef USE_IPV6
CNetAddr::CNetAddr(const struct in6_addr& ipv6Addr)
{
memcpy(ip, &ipv6Addr, 16);
}
#endif
CNetAddr::CNetAddr(const char *pszIp, bool fAllowLookup)
{
Init();
std::vector<CNetAddr> vIP;
if (LookupHost(pszIp, vIP, 1, fAllowLookup))
*this = vIP[0];
}
CNetAddr::CNetAddr(const std::string &strIp, bool fAllowLookup)
{
Init();
std::vector<CNetAddr> vIP;
if (LookupHost(strIp.c_str(), vIP, 1, fAllowLookup))
*this = vIP[0];
}
int CNetAddr::GetByte(int n) const
{
return ip[15-n];
}
bool CNetAddr::IsIPv4() const
{
return (memcmp(ip, pchIPv4, sizeof(pchIPv4)) == 0);
}
bool CNetAddr::IsIPv6() const
{
return (!IsIPv4());
}
bool CNetAddr::IsRFC1918() const
{
return IsIPv4() && (
GetByte(3) == 10 ||
(GetByte(3) == 192 && GetByte(2) == 168) ||
(GetByte(3) == 172 && (GetByte(2) >= 16 && GetByte(2) <= 31)));
}
bool CNetAddr::IsRFC3927() const
{
return IsIPv4() && (GetByte(3) == 169 && GetByte(2) == 254);
}
bool CNetAddr::IsRFC3849() const
{
return GetByte(15) == 0x20 && GetByte(14) == 0x01 && GetByte(13) == 0x0D && GetByte(12) == 0xB8;
}
bool CNetAddr::IsRFC3964() const
{
return (GetByte(15) == 0x20 && GetByte(14) == 0x02);
}
bool CNetAddr::IsRFC6052() const
{
static const unsigned char pchRFC6052[] = {0,0x64,0xFF,0x9B,0,0,0,0,0,0,0,0};
return (memcmp(ip, pchRFC6052, sizeof(pchRFC6052)) == 0);
}
bool CNetAddr::IsRFC4380() const
{
return (GetByte(15) == 0x20 && GetByte(14) == 0x01 && GetByte(13) == 0 && GetByte(12) == 0);
}
bool CNetAddr::IsRFC4862() const
{
static const unsigned char pchRFC4862[] = {0xFE,0x80,0,0,0,0,0,0};
return (memcmp(ip, pchRFC4862, sizeof(pchRFC4862)) == 0);
}
bool CNetAddr::IsRFC4193() const
{
return ((GetByte(15) & 0xFE) == 0xFC);
}
bool CNetAddr::IsRFC6145() const
{
static const unsigned char pchRFC6145[] = {0,0,0,0,0,0,0,0,0xFF,0xFF,0,0};
return (memcmp(ip, pchRFC6145, sizeof(pchRFC6145)) == 0);
}
bool CNetAddr::IsRFC4843() const
{
return (GetByte(15) == 0x20 && GetByte(14) == 0x01 && GetByte(13) == 0x00 && (GetByte(12) & 0xF0) == 0x10);
}
bool CNetAddr::IsOnionCat() const
{
static const unsigned char pchOnionCat[] = {0xFD,0x87,0xD8,0x7E,0xEB,0x43};
return (memcmp(ip, pchOnionCat, sizeof(pchOnionCat)) == 0);
}
bool CNetAddr::IsGarliCat() const
{
static const unsigned char pchGarliCat[] = {0xFD,0x60,0xDB,0x4D,0xDD,0xB5};
return (memcmp(ip, pchGarliCat, sizeof(pchGarliCat)) == 0);
}
bool CNetAddr::IsLocal() const
{
// IPv4 loopback
if (IsIPv4() && (GetByte(3) == 127 || GetByte(3) == 0))
return true;
// IPv6 loopback (::1/128)
static const unsigned char pchLocal[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1};
if (memcmp(ip, pchLocal, 16) == 0)
return true;
return false;
}
bool CNetAddr::IsMulticast() const
{
return (IsIPv4() && (GetByte(3) & 0xF0) == 0xE0)
|| (GetByte(15) == 0xFF);
}
bool CNetAddr::IsValid() const
{
// Clean up 3-byte shifted addresses caused by garbage in size field
// of addr messages from versions before 0.2.9 checksum.
// Two consecutive addr messages look like this:
// header20 vectorlen3 addr26 addr26 addr26 header20 vectorlen3 addr26 addr26 addr26...
// so if the first length field is garbled, it reads the second batch
// of addr misaligned by 3 bytes.
if (memcmp(ip, pchIPv4+3, sizeof(pchIPv4)-3) == 0)
return false;
// unspecified IPv6 address (::/128)
unsigned char ipNone[16] = {};
if (memcmp(ip, ipNone, 16) == 0)
return false;
// documentation IPv6 address
if (IsRFC3849())
return false;
if (IsIPv4())
{
// INADDR_NONE
uint32_t ipNone = INADDR_NONE;
if (memcmp(ip+12, &ipNone, 4) == 0)
return false;
// 0
ipNone = 0;
if (memcmp(ip+12, &ipNone, 4) == 0)
return false;
}
return true;
}
bool CNetAddr::IsRoutable() const
{
return IsValid() && !(IsRFC1918() || IsRFC3927() || IsRFC4862() || (IsRFC4193() && !IsOnionCat() && !IsGarliCat()) || IsRFC4843() || IsLocal());
}
enum Network CNetAddr::GetNetwork() const
{
if (!IsRoutable())
return NET_UNROUTABLE;
if (IsIPv4())
return NET_IPV4;
if (IsOnionCat())
return NET_TOR;
if (IsGarliCat())
return NET_I2P;
return NET_IPV6;
}
std::string CNetAddr::ToStringIP() const
{
CService serv(*this, 0);
#ifdef USE_IPV6
struct sockaddr_storage sockaddr;
#else
struct sockaddr sockaddr;
#endif
socklen_t socklen = sizeof(sockaddr);
if (serv.GetSockAddr((struct sockaddr*)&sockaddr, &socklen)) {
char name[1025] = "";
if (!getnameinfo((const struct sockaddr*)&sockaddr, socklen, name, sizeof(name), NULL, 0, NI_NUMERICHOST))
return std::string(name);
}
if (IsIPv4())
return strprintf("%u.%u.%u.%u", GetByte(3), GetByte(2), GetByte(1), GetByte(0));
else
return strprintf("%x:%x:%x:%x:%x:%x:%x:%x",
GetByte(15) << 8 | GetByte(14), GetByte(13) << 8 | GetByte(12),
GetByte(11) << 8 | GetByte(10), GetByte(9) << 8 | GetByte(8),
GetByte(7) << 8 | GetByte(6), GetByte(5) << 8 | GetByte(4),
GetByte(3) << 8 | GetByte(2), GetByte(1) << 8 | GetByte(0));
}
std::string CNetAddr::ToString() const
{
return ToStringIP();
}
bool operator==(const CNetAddr& a, const CNetAddr& b)
{
return (memcmp(a.ip, b.ip, 16) == 0);
}
bool operator!=(const CNetAddr& a, const CNetAddr& b)
{
return (memcmp(a.ip, b.ip, 16) != 0);
}
bool operator<(const CNetAddr& a, const CNetAddr& b)
{
return (memcmp(a.ip, b.ip, 16) < 0);
}
bool CNetAddr::GetInAddr(struct in_addr* pipv4Addr) const
{
if (!IsIPv4())
return false;
memcpy(pipv4Addr, ip+12, 4);
return true;
}
#ifdef USE_IPV6
bool CNetAddr::GetIn6Addr(struct in6_addr* pipv6Addr) const
{
memcpy(pipv6Addr, ip, 16);
return true;
}
#endif
// get canonical identifier of an address' group
// no two connections will be attempted to addresses with the same group
std::vector<unsigned char> CNetAddr::GetGroup() const
{
std::vector<unsigned char> vchRet;
int nClass = NET_IPV6;
int nStartByte = 0;
int nBits = 16;
// all local addresses belong to the same group
if (IsLocal())
{
nClass = 255;
nBits = 0;
}
// all unroutable addresses belong to the same group
if (!IsRoutable())
{
nClass = NET_UNROUTABLE;
nBits = 0;
}
// for IPv4 addresses, '1' + the 16 higher-order bits of the IP
// includes mapped IPv4, SIIT translated IPv4, and the well-known prefix
else if (IsIPv4() || IsRFC6145() || IsRFC6052())
{
nClass = NET_IPV4;
nStartByte = 12;
}
// for 6to4 tunneled addresses, use the encapsulated IPv4 address
else if (IsRFC3964())
{
nClass = NET_IPV4;
nStartByte = 2;
}
// for Teredo-tunneled IPv6 addresses, use the encapsulated IPv4 address
else if (IsRFC4380())
{
vchRet.push_back(NET_IPV4);
vchRet.push_back(GetByte(3) ^ 0xFF);
vchRet.push_back(GetByte(2) ^ 0xFF);
return vchRet;
}
// for he.net, use /36 groups
else if (GetByte(15) == 0x20 && GetByte(14) == 0x11 && GetByte(13) == 0x04 && GetByte(12) == 0x70)
nBits = 36;
// for the rest of the IPv6 network, use /32 groups
else
nBits = 32;
vchRet.push_back(nClass);
while (nBits >= 8)
{
vchRet.push_back(GetByte(15 - nStartByte));
nStartByte++;
nBits -= 8;
}
if (nBits > 0)
vchRet.push_back(GetByte(15 - nStartByte) | ((1 << nBits) - 1));
return vchRet;
}
int64 CNetAddr::GetHash() const
{
uint256 hash = Hash(&ip[0], &ip[16]);
int64 nRet;
memcpy(&nRet, &hash, sizeof(nRet));
return nRet;
}
void CNetAddr::print() const
{
printf("CNetAddr(%s)\n", ToString().c_str());
}
// for IPv6 partners: for unknown/Teredo partners: for IPv4 partners:
// 0 - unroutable // 0 - unroutable // 0 - unroutable
// 1 - teredo // 1 - teredo // 1 - ipv4
// 2 - tunneled ipv6 // 2 - tunneled ipv6
// 3 - ipv4 // 3 - ipv6
// 4 - ipv6 // 4 - ipv4
int CNetAddr::GetReachabilityFrom(const CNetAddr *paddrPartner) const
{
if (!IsValid() || !IsRoutable())
return 0;
if (paddrPartner && paddrPartner->IsIPv4())
return IsIPv4() ? 1 : 0;
if (IsRFC4380())
return 1;
if (IsRFC3964() || IsRFC6052())
return 2;
bool fRealIPv6 = paddrPartner && !paddrPartner->IsRFC4380() && paddrPartner->IsValid() && paddrPartner->IsRoutable();
if (fRealIPv6)
return IsIPv4() ? 3 : 4;
else
return IsIPv4() ? 4 : 3;
}
void CService::Init()
{
port = 0;
}
CService::CService()
{
Init();
}
CService::CService(const CNetAddr& cip, unsigned short portIn) : CNetAddr(cip), port(portIn)
{
}
CService::CService(const struct in_addr& ipv4Addr, unsigned short portIn) : CNetAddr(ipv4Addr), port(portIn)
{
}
#ifdef USE_IPV6
CService::CService(const struct in6_addr& ipv6Addr, unsigned short portIn) : CNetAddr(ipv6Addr), port(portIn)
{
}
#endif
CService::CService(const struct sockaddr_in& addr) : CNetAddr(addr.sin_addr), port(ntohs(addr.sin_port))
{
assert(addr.sin_family == AF_INET);
}
#ifdef USE_IPV6
CService::CService(const struct sockaddr_in6 &addr) : CNetAddr(addr.sin6_addr), port(ntohs(addr.sin6_port))
{
assert(addr.sin6_family == AF_INET6);
}
#endif
bool CService::SetSockAddr(const struct sockaddr *paddr)
{
switch (paddr->sa_family) {
case AF_INET:
*this = CService(*(const struct sockaddr_in*)paddr);
return true;
#ifdef USE_IPV6
case AF_INET6:
*this = CService(*(const struct sockaddr_in6*)paddr);
return true;
#endif
default:
return false;
}
}
CService::CService(const char *pszIpPort, bool fAllowLookup)
{
Init();
CService ip;
if (Lookup(pszIpPort, ip, 0, fAllowLookup))
*this = ip;
}
CService::CService(const char *pszIpPort, int portDefault, bool fAllowLookup)
{
Init();
CService ip;
if (Lookup(pszIpPort, ip, portDefault, fAllowLookup))
*this = ip;
}
CService::CService(const std::string &strIpPort, bool fAllowLookup)
{
Init();
CService ip;
if (Lookup(strIpPort.c_str(), ip, 0, fAllowLookup))
*this = ip;
}
CService::CService(const std::string &strIpPort, int portDefault, bool fAllowLookup)
{
Init();
CService ip;
if (Lookup(strIpPort.c_str(), ip, portDefault, fAllowLookup))
*this = ip;
}
unsigned short CService::GetPort() const
{
return port;
}
bool operator==(const CService& a, const CService& b)
{
return (CNetAddr)a == (CNetAddr)b && a.port == b.port;
}
bool operator!=(const CService& a, const CService& b)
{
return (CNetAddr)a != (CNetAddr)b || a.port != b.port;
}
bool operator<(const CService& a, const CService& b)
{
return (CNetAddr)a < (CNetAddr)b || ((CNetAddr)a == (CNetAddr)b && a.port < b.port);
}
bool CService::GetSockAddr(struct sockaddr* paddr, socklen_t *addrlen) const
{
if (IsIPv4()) {
if (*addrlen < sizeof(struct sockaddr_in))
return false;
*addrlen = sizeof(struct sockaddr_in);
struct sockaddr_in *paddrin = (struct sockaddr_in*)paddr;
memset(paddrin, 0, *addrlen);
if (!GetInAddr(&paddrin->sin_addr))
return false;
paddrin->sin_family = AF_INET;
paddrin->sin_port = htons(port);
return true;
}
#ifdef USE_IPV6
if (IsIPv6()) {
if (*addrlen < sizeof(struct sockaddr_in6))
return false;
*addrlen = sizeof(struct sockaddr_in6);
struct sockaddr_in6 *paddrin6 = (struct sockaddr_in6*)paddr;
memset(paddrin6, 0, *addrlen);
if (!GetIn6Addr(&paddrin6->sin6_addr))
return false;
paddrin6->sin6_family = AF_INET6;
paddrin6->sin6_port = htons(port);
return true;
}
#endif
return false;
}
std::vector<unsigned char> CService::GetKey() const
{
std::vector<unsigned char> vKey;
vKey.resize(18);
memcpy(&vKey[0], ip, 16);
vKey[16] = port / 0x100;
vKey[17] = port & 0x0FF;
return vKey;
}
std::string CService::ToStringPort() const
{
return strprintf("%i", port);
}
std::string CService::ToStringIPPort() const
{
if (IsIPv4()) {
return ToStringIP() + ":" + ToStringPort();
} else {
return "[" + ToStringIP() + "]:" + ToStringPort();
}
}
std::string CService::ToString() const
{
return ToStringIPPort();
}
void CService::print() const
{
printf("CService(%s)\n", ToString().c_str());
}
void CService::SetPort(unsigned short portIn)
{
port = portIn;
}
diff --git a/src/netbase.h b/src/netbase.h
index 2cbc8bd8a..0f6fc9b49 100644
--- a/src/netbase.h
+++ b/src/netbase.h
@@ -1,150 +1,149 @@
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_NETBASE_H
#define BITCOIN_NETBASE_H
#include <string>
#include <vector>
#include "serialize.h"
#include "compat.h"
extern int nConnectTimeout;
#ifdef WIN32
// In MSVC, this is defined as a macro, undefine it to prevent a compile and link error
#undef SetPort
#endif
enum Network
{
NET_UNROUTABLE,
NET_IPV4,
NET_IPV6,
NET_TOR,
NET_I2P,
NET_MAX
};
-enum Network ParseNetwork(std::string net);
-void SetNoProxy(enum Network net, bool fNoProxy = true);
+extern int nConnectTimeout;
+extern bool fNameLookup;
/** IP address (IPv6, or IPv4 using mapped IPv6 range (::FFFF:0:0/96)) */
class CNetAddr
{
protected:
unsigned char ip[16]; // in network byte order
public:
CNetAddr();
CNetAddr(const struct in_addr& ipv4Addr);
explicit CNetAddr(const char *pszIp, bool fAllowLookup = false);
explicit CNetAddr(const std::string &strIp, bool fAllowLookup = false);
void Init();
void SetIP(const CNetAddr& ip);
bool IsIPv4() const; // IPv4 mapped address (::FFFF:0:0/96, 0.0.0.0/0)
bool IsIPv6() const; // IPv6 address (not IPv4)
bool IsRFC1918() const; // IPv4 private networks (10.0.0.0/8, 192.168.0.0/16, 172.16.0.0/12)
bool IsRFC3849() const; // IPv6 documentation address (2001:0DB8::/32)
bool IsRFC3927() const; // IPv4 autoconfig (169.254.0.0/16)
bool IsRFC3964() const; // IPv6 6to4 tunneling (2002::/16)
bool IsRFC4193() const; // IPv6 unique local (FC00::/15)
bool IsRFC4380() const; // IPv6 Teredo tunneling (2001::/32)
bool IsRFC4843() const; // IPv6 ORCHID (2001:10::/28)
bool IsRFC4862() const; // IPv6 autoconfig (FE80::/64)
bool IsRFC6052() const; // IPv6 well-known prefix (64:FF9B::/96)
bool IsRFC6145() const; // IPv6 IPv4-translated address (::FFFF:0:0:0/96)
bool IsOnionCat() const;
bool IsGarliCat() const;
bool IsLocal() const;
bool IsRoutable() const;
bool IsValid() const;
bool IsMulticast() const;
enum Network GetNetwork() const;
std::string ToString() const;
std::string ToStringIP() const;
int GetByte(int n) const;
int64 GetHash() const;
bool GetInAddr(struct in_addr* pipv4Addr) const;
std::vector<unsigned char> GetGroup() const;
int GetReachabilityFrom(const CNetAddr *paddrPartner = NULL) const;
void print() const;
#ifdef USE_IPV6
CNetAddr(const struct in6_addr& pipv6Addr);
bool GetIn6Addr(struct in6_addr* pipv6Addr) const;
#endif
friend bool operator==(const CNetAddr& a, const CNetAddr& b);
friend bool operator!=(const CNetAddr& a, const CNetAddr& b);
friend bool operator<(const CNetAddr& a, const CNetAddr& b);
IMPLEMENT_SERIALIZE
(
READWRITE(FLATDATA(ip));
)
};
/** A combination of a network address (CNetAddr) and a (TCP) port */
class CService : public CNetAddr
{
protected:
unsigned short port; // host order
public:
CService();
CService(const CNetAddr& ip, unsigned short port);
CService(const struct in_addr& ipv4Addr, unsigned short port);
CService(const struct sockaddr_in& addr);
explicit CService(const char *pszIpPort, int portDefault, bool fAllowLookup = false);
explicit CService(const char *pszIpPort, bool fAllowLookup = false);
explicit CService(const std::string& strIpPort, int portDefault, bool fAllowLookup = false);
explicit CService(const std::string& strIpPort, bool fAllowLookup = false);
void Init();
void SetPort(unsigned short portIn);
unsigned short GetPort() const;
bool GetSockAddr(struct sockaddr* paddr, socklen_t *addrlen) const;
bool SetSockAddr(const struct sockaddr* paddr);
friend bool operator==(const CService& a, const CService& b);
friend bool operator!=(const CService& a, const CService& b);
friend bool operator<(const CService& a, const CService& b);
std::vector<unsigned char> GetKey() const;
std::string ToString() const;
std::string ToStringPort() const;
std::string ToStringIPPort() const;
void print() const;
#ifdef USE_IPV6
CService(const struct in6_addr& ipv6Addr, unsigned short port);
CService(const struct sockaddr_in6& addr);
#endif
IMPLEMENT_SERIALIZE
(
CService* pthis = const_cast<CService*>(this);
READWRITE(FLATDATA(ip));
unsigned short portN = htons(port);
READWRITE(portN);
if (fRead)
pthis->port = ntohs(portN);
)
};
+enum Network ParseNetwork(std::string net);
+bool SetProxy(enum Network net, CService addrProxy, int nSocksVersion = 5);
+bool GetProxy(enum Network net, CService &addrProxy);
+bool IsProxy(const CNetAddr &addr);
+bool SetNameProxy(CService addrProxy, int nSocksVersion = 5);
+bool GetNameProxy();
bool LookupHost(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions = 0, bool fAllowLookup = true);
bool LookupHostNumeric(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions = 0);
bool Lookup(const char *pszName, CService& addr, int portDefault = 0, bool fAllowLookup = true);
bool Lookup(const char *pszName, std::vector<CService>& vAddr, int portDefault = 0, bool fAllowLookup = true, unsigned int nMaxSolutions = 0);
bool LookupNumeric(const char *pszName, CService& addr, int portDefault = 0);
bool ConnectSocket(const CService &addr, SOCKET& hSocketRet, int nTimeout = nConnectTimeout);
bool ConnectSocketByName(CService &addr, SOCKET& hSocketRet, const char *pszDest, int portDefault = 0, int nTimeout = nConnectTimeout);
-// Settings
-extern int nSocksVersion;
-extern int fUseProxy;
-extern bool fProxyNameLookup;
-extern bool fNameLookup;
-extern CService addrProxy;
-
#endif
diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp
index 7c6ad087c..50374ddc4 100644
--- a/src/qt/optionsdialog.cpp
+++ b/src/qt/optionsdialog.cpp
@@ -1,396 +1,396 @@
#include "optionsdialog.h"
#include "optionsmodel.h"
#include "bitcoinamountfield.h"
#include "monitoreddatamapper.h"
#include "guiutil.h"
#include "bitcoinunits.h"
#include "qvaluecombobox.h"
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QPushButton>
#include <QListWidget>
#include <QStackedWidget>
#include <QCheckBox>
#include <QLabel>
#include <QLineEdit>
#include <QIntValidator>
#include <QDoubleValidator>
#include <QRegExpValidator>
#include <QDialogButtonBox>
#include <QDir>
#include <QMessageBox>
class OptionsPage: public QWidget
{
Q_OBJECT
public:
explicit OptionsPage(QWidget *parent=0): QWidget(parent) {}
virtual void setMapper(MonitoredDataMapper *mapper) = 0;
};
class MainOptionsPage: public OptionsPage
{
Q_OBJECT
public:
explicit MainOptionsPage(QWidget *parent=0);
virtual void setMapper(MonitoredDataMapper *mapper);
private:
BitcoinAmountField *fee_edit;
QCheckBox *bitcoin_at_startup;
QCheckBox *detach_database;
};
class WindowOptionsPage: public OptionsPage
{
Q_OBJECT
public:
explicit WindowOptionsPage(QWidget *parent=0);
virtual void setMapper(MonitoredDataMapper *mapper);
private:
#ifndef Q_WS_MAC
QCheckBox *minimize_to_tray;
QCheckBox *minimize_on_close;
#endif
};
class DisplayOptionsPage: public OptionsPage
{
Q_OBJECT
public:
explicit DisplayOptionsPage(QWidget *parent=0);
virtual void setMapper(MonitoredDataMapper *mapper);
private:
QValueComboBox *lang;
QValueComboBox *unit;
QCheckBox *display_addresses;
bool restart_warning_displayed;
private slots:
void showRestartWarning();
};
class NetworkOptionsPage: public OptionsPage
{
Q_OBJECT
public:
explicit NetworkOptionsPage(QWidget *parent=0);
virtual void setMapper(MonitoredDataMapper *mapper);
private:
QCheckBox *map_port_upnp;
QCheckBox *connect_socks4;
QLineEdit *proxy_ip;
QLineEdit *proxy_port;
};
#include "optionsdialog.moc"
OptionsDialog::OptionsDialog(QWidget *parent):
QDialog(parent), contents_widget(0), pages_widget(0),
model(0)
{
contents_widget = new QListWidget();
contents_widget->setMaximumWidth(128);
pages_widget = new QStackedWidget();
pages_widget->setMinimumWidth(500);
pages_widget->setMinimumHeight(300);
pages.append(new MainOptionsPage(this));
pages.append(new NetworkOptionsPage(this));
#ifndef Q_WS_MAC
/* Hide Window options on Mac as there are currently none available */
pages.append(new WindowOptionsPage(this));
#endif
pages.append(new DisplayOptionsPage(this));
foreach(OptionsPage *page, pages)
{
QListWidgetItem *item = new QListWidgetItem(page->windowTitle());
contents_widget->addItem(item);
pages_widget->addWidget(page);
}
contents_widget->setCurrentRow(0);
QHBoxLayout *main_layout = new QHBoxLayout();
main_layout->addWidget(contents_widget);
main_layout->addWidget(pages_widget, 1);
QVBoxLayout *layout = new QVBoxLayout();
layout->addLayout(main_layout);
QDialogButtonBox *buttonbox = new QDialogButtonBox();
buttonbox->setStandardButtons(QDialogButtonBox::Apply|QDialogButtonBox::Ok|QDialogButtonBox::Cancel);
apply_button = buttonbox->button(QDialogButtonBox::Apply);
layout->addWidget(buttonbox);
setLayout(layout);
setWindowTitle(tr("Options"));
/* Widget-to-option mapper */
mapper = new MonitoredDataMapper(this);
mapper->setSubmitPolicy(QDataWidgetMapper::ManualSubmit);
mapper->setOrientation(Qt::Vertical);
/* enable apply button when data modified */
connect(mapper, SIGNAL(viewModified()), this, SLOT(enableApply()));
/* disable apply button when new data loaded */
connect(mapper, SIGNAL(currentIndexChanged(int)), this, SLOT(disableApply()));
/* Event bindings */
connect(contents_widget, SIGNAL(currentRowChanged(int)), this, SLOT(changePage(int)));
connect(buttonbox->button(QDialogButtonBox::Ok), SIGNAL(clicked()), this, SLOT(okClicked()));
connect(buttonbox->button(QDialogButtonBox::Cancel), SIGNAL(clicked()), this, SLOT(cancelClicked()));
connect(buttonbox->button(QDialogButtonBox::Apply), SIGNAL(clicked()), this, SLOT(applyClicked()));
}
void OptionsDialog::setModel(OptionsModel *model)
{
this->model = model;
mapper->setModel(model);
foreach(OptionsPage *page, pages)
{
page->setMapper(mapper);
}
mapper->toFirst();
}
void OptionsDialog::changePage(int index)
{
pages_widget->setCurrentIndex(index);
}
void OptionsDialog::okClicked()
{
mapper->submit();
accept();
}
void OptionsDialog::cancelClicked()
{
reject();
}
void OptionsDialog::applyClicked()
{
mapper->submit();
apply_button->setEnabled(false);
}
void OptionsDialog::enableApply()
{
apply_button->setEnabled(true);
}
void OptionsDialog::disableApply()
{
apply_button->setEnabled(false);
}
/* Main options */
MainOptionsPage::MainOptionsPage(QWidget *parent):
OptionsPage(parent)
{
QVBoxLayout *layout = new QVBoxLayout();
setWindowTitle(tr("Main"));
QLabel *fee_help = new QLabel(tr("Optional transaction fee per kB that helps make sure your transactions are processed quickly. Most transactions are 1 kB. Fee 0.01 recommended."));
fee_help->setWordWrap(true);
layout->addWidget(fee_help);
QHBoxLayout *fee_hbox = new QHBoxLayout();
fee_hbox->addSpacing(18);
QLabel *fee_label = new QLabel(tr("Pay transaction &fee"));
fee_hbox->addWidget(fee_label);
fee_edit = new BitcoinAmountField();
fee_label->setBuddy(fee_edit);
fee_hbox->addWidget(fee_edit);
fee_hbox->addStretch(1);
layout->addLayout(fee_hbox);
bitcoin_at_startup = new QCheckBox(tr("&Start Bitcoin on system login"));
bitcoin_at_startup->setToolTip(tr("Automatically start Bitcoin after logging in to the system"));
layout->addWidget(bitcoin_at_startup);
detach_database = new QCheckBox(tr("&Detach databases at shutdown"));
detach_database->setToolTip(tr("Detach block and address databases at shutdown. This means they can be moved to another data directory, but it slows down shutdown. The wallet is always detached."));
layout->addWidget(detach_database);
layout->addStretch(1); // Extra space at bottom
setLayout(layout);
}
void MainOptionsPage::setMapper(MonitoredDataMapper *mapper)
{
// Map model to widgets
mapper->addMapping(fee_edit, OptionsModel::Fee);
mapper->addMapping(bitcoin_at_startup, OptionsModel::StartAtStartup);
mapper->addMapping(detach_database, OptionsModel::DetachDatabases);
}
/* Display options */
DisplayOptionsPage::DisplayOptionsPage(QWidget *parent):
OptionsPage(parent), restart_warning_displayed(false)
{
setWindowTitle(tr("Display"));
QVBoxLayout *layout = new QVBoxLayout();
QHBoxLayout *lang_hbox = new QHBoxLayout();
lang_hbox->addSpacing(18);
QLabel *lang_label = new QLabel(tr("User Interface &Language:"));
lang_hbox->addWidget(lang_label);
lang = new QValueComboBox(this);
// Make list of languages
QDir translations(":translations");
lang->addItem(QString("(") + tr("default") + QString(")"), QVariant(""));
foreach(const QString &langStr, translations.entryList())
{
lang->addItem(langStr, QVariant(langStr));
}
lang->setToolTip(tr("The user interface language can be set here. This setting will only take effect after restarting Bitcoin."));
connect(lang, SIGNAL(activated(int)), this, SLOT(showRestartWarning()));
lang_label->setBuddy(lang);
lang_hbox->addWidget(lang);
layout->addLayout(lang_hbox);
QHBoxLayout *unit_hbox = new QHBoxLayout();
unit_hbox->addSpacing(18);
QLabel *unit_label = new QLabel(tr("&Unit to show amounts in:"));
unit_hbox->addWidget(unit_label);
unit = new QValueComboBox(this);
unit->setModel(new BitcoinUnits(this));
unit->setToolTip(tr("Choose the default subdivision unit to show in the interface, and when sending coins"));
unit_label->setBuddy(unit);
unit_hbox->addWidget(unit);
layout->addLayout(unit_hbox);
display_addresses = new QCheckBox(tr("&Display addresses in transaction list"), this);
display_addresses->setToolTip(tr("Whether to show Bitcoin addresses in the transaction list"));
layout->addWidget(display_addresses);
layout->addStretch();
setLayout(layout);
}
void DisplayOptionsPage::setMapper(MonitoredDataMapper *mapper)
{
mapper->addMapping(lang, OptionsModel::Language);
mapper->addMapping(unit, OptionsModel::DisplayUnit);
mapper->addMapping(display_addresses, OptionsModel::DisplayAddresses);
}
void DisplayOptionsPage::showRestartWarning()
{
if(!restart_warning_displayed)
{
QMessageBox::warning(this, tr("Warning"), tr("This setting will take effect after restarting Bitcoin."), QMessageBox::Ok);
restart_warning_displayed = true;
}
}
/* Window options */
WindowOptionsPage::WindowOptionsPage(QWidget *parent):
OptionsPage(parent)
{
QVBoxLayout *layout = new QVBoxLayout();
setWindowTitle(tr("Window"));
#ifndef Q_WS_MAC
minimize_to_tray = new QCheckBox(tr("&Minimize to the tray instead of the taskbar"));
minimize_to_tray->setToolTip(tr("Show only a tray icon after minimizing the window"));
layout->addWidget(minimize_to_tray);
minimize_on_close = new QCheckBox(tr("M&inimize on close"));
minimize_on_close->setToolTip(tr("Minimize instead of exit the application when the window is closed. When this option is enabled, the application will be closed only after selecting Quit in the menu."));
layout->addWidget(minimize_on_close);
#endif
layout->addStretch(1); // Extra space at bottom
setLayout(layout);
}
void WindowOptionsPage::setMapper(MonitoredDataMapper *mapper)
{
// Map model to widgets
#ifndef Q_WS_MAC
mapper->addMapping(minimize_to_tray, OptionsModel::MinimizeToTray);
#endif
#ifndef Q_WS_MAC
mapper->addMapping(minimize_on_close, OptionsModel::MinimizeOnClose);
#endif
}
/* Network options */
NetworkOptionsPage::NetworkOptionsPage(QWidget *parent):
OptionsPage(parent)
{
QVBoxLayout *layout = new QVBoxLayout();
setWindowTitle(tr("Network"));
map_port_upnp = new QCheckBox(tr("Map port using &UPnP"));
map_port_upnp->setToolTip(tr("Automatically open the Bitcoin client port on the router. This only works when your router supports UPnP and it is enabled."));
layout->addWidget(map_port_upnp);
connect_socks4 = new QCheckBox(tr("&Connect through SOCKS4 proxy:"));
connect_socks4->setToolTip(tr("Connect to the Bitcon network through a SOCKS4 proxy (e.g. when connecting through Tor)"));
layout->addWidget(connect_socks4);
QHBoxLayout *proxy_hbox = new QHBoxLayout();
proxy_hbox->addSpacing(18);
QLabel *proxy_ip_label = new QLabel(tr("Proxy &IP:"));
proxy_hbox->addWidget(proxy_ip_label);
proxy_ip = new QLineEdit();
proxy_ip->setMaximumWidth(140);
proxy_ip->setEnabled(false);
proxy_ip->setValidator(new QRegExpValidator(QRegExp("[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}"), this));
proxy_ip->setToolTip(tr("IP address of the proxy (e.g. 127.0.0.1)"));
proxy_ip_label->setBuddy(proxy_ip);
proxy_hbox->addWidget(proxy_ip);
QLabel *proxy_port_label = new QLabel(tr("&Port:"));
proxy_hbox->addWidget(proxy_port_label);
proxy_port = new QLineEdit();
proxy_port->setMaximumWidth(55);
proxy_port->setValidator(new QIntValidator(0, 65535, this));
proxy_port->setEnabled(false);
proxy_port->setToolTip(tr("Port of the proxy (e.g. 1234)"));
proxy_port_label->setBuddy(proxy_port);
proxy_hbox->addWidget(proxy_port);
proxy_hbox->addStretch(1);
layout->addLayout(proxy_hbox);
layout->addStretch(1); // Extra space at bottom
setLayout(layout);
connect(connect_socks4, SIGNAL(toggled(bool)), proxy_ip, SLOT(setEnabled(bool)));
connect(connect_socks4, SIGNAL(toggled(bool)), proxy_port, SLOT(setEnabled(bool)));
#ifndef USE_UPNP
map_port_upnp->setDisabled(true);
#endif
}
void NetworkOptionsPage::setMapper(MonitoredDataMapper *mapper)
{
// Map model to widgets
mapper->addMapping(map_port_upnp, OptionsModel::MapPortUPnP);
- mapper->addMapping(connect_socks4, OptionsModel::ConnectSOCKS4);
+ mapper->addMapping(connect_socks4, OptionsModel::ProxyUse);
mapper->addMapping(proxy_ip, OptionsModel::ProxyIP);
mapper->addMapping(proxy_port, OptionsModel::ProxyPort);
}
diff --git a/src/qt/optionsmodel.cpp b/src/qt/optionsmodel.cpp
index e110cfa6a..e65694bb5 100644
--- a/src/qt/optionsmodel.cpp
+++ b/src/qt/optionsmodel.cpp
@@ -1,259 +1,299 @@
#include "optionsmodel.h"
#include "bitcoinunits.h"
#include <QSettings>
#include "init.h"
#include "walletdb.h"
#include "guiutil.h"
OptionsModel::OptionsModel(QObject *parent) :
QAbstractListModel(parent)
{
Init();
}
+bool static ApplyProxySettings()
+{
+ QSettings settings;
+ CService addrProxy(settings.value("addrProxy", "127.0.0.1:9050").toString().toStdString());
+ int nSocksVersion(settings.value("nSocksVersion", 5).toInt());
+ if (!settings.value("fUseProxy", false).toBool()) {
+ addrProxy = CService();
+ nSocksVersion = 0;
+ }
+ if (nSocksVersion && !addrProxy.IsValid())
+ return false;
+ if (!IsLimited(NET_IPV4))
+ SetProxy(NET_IPV4, addrProxy, nSocksVersion);
+ if (nSocksVersion > 4) {
+#ifdef USE_IPV6
+ if (!IsLimited(NET_IPV6))
+ SetProxy(NET_IPV6, addrProxy, nSocksVersion);
+#endif
+ SetNameProxy(addrProxy, nSocksVersion);
+ }
+ return true;
+}
+
void OptionsModel::Init()
{
QSettings settings;
// These are QT-only settings:
nDisplayUnit = settings.value("nDisplayUnit", BitcoinUnits::BTC).toInt();
bDisplayAddresses = settings.value("bDisplayAddresses", false).toBool();
fMinimizeToTray = settings.value("fMinimizeToTray", false).toBool();
fMinimizeOnClose = settings.value("fMinimizeOnClose", false).toBool();
nTransactionFee = settings.value("nTransactionFee").toLongLong();
language = settings.value("language", "").toString();
// These are shared with core Bitcoin; we want
// command-line options to override the GUI settings:
if (settings.contains("fUseUPnP"))
SoftSetBoolArg("-upnp", settings.value("fUseUPnP").toBool());
if (settings.contains("addrProxy") && settings.value("fUseProxy").toBool())
SoftSetArg("-proxy", settings.value("addrProxy").toString().toStdString());
if (settings.contains("detachDB"))
SoftSetBoolArg("-detachdb", settings.value("detachDB").toBool());
if (!language.isEmpty())
SoftSetArg("-lang", language.toStdString());
}
bool OptionsModel::Upgrade()
{
QSettings settings;
if (settings.contains("bImportFinished"))
return false; // Already upgraded
settings.setValue("bImportFinished", true);
// Move settings from old wallet.dat (if any):
CWalletDB walletdb("wallet.dat");
QList<QString> intOptions;
intOptions << "nDisplayUnit" << "nTransactionFee";
foreach(QString key, intOptions)
{
int value = 0;
if (walletdb.ReadSetting(key.toStdString(), value))
{
settings.setValue(key, value);
walletdb.EraseSetting(key.toStdString());
}
}
QList<QString> boolOptions;
boolOptions << "bDisplayAddresses" << "fMinimizeToTray" << "fMinimizeOnClose" << "fUseProxy" << "fUseUPnP";
foreach(QString key, boolOptions)
{
bool value = false;
if (walletdb.ReadSetting(key.toStdString(), value))
{
settings.setValue(key, value);
walletdb.EraseSetting(key.toStdString());
}
}
try
{
CAddress addrProxyAddress;
if (walletdb.ReadSetting("addrProxy", addrProxyAddress))
{
- addrProxy = addrProxyAddress;
- settings.setValue("addrProxy", addrProxy.ToStringIPPort().c_str());
+ settings.setValue("addrProxy", addrProxyAddress.ToStringIPPort().c_str());
walletdb.EraseSetting("addrProxy");
}
}
catch (std::ios_base::failure &e)
{
// 0.6.0rc1 saved this as a CService, which causes failure when parsing as a CAddress
+ CService addrProxy;
if (walletdb.ReadSetting("addrProxy", addrProxy))
{
settings.setValue("addrProxy", addrProxy.ToStringIPPort().c_str());
walletdb.EraseSetting("addrProxy");
}
}
+ ApplyProxySettings();
Init();
return true;
}
int OptionsModel::rowCount(const QModelIndex & parent) const
{
return OptionIDRowCount;
}
QVariant OptionsModel::data(const QModelIndex & index, int role) const
{
if(role == Qt::EditRole)
{
QSettings settings;
switch(index.row())
{
case StartAtStartup:
return QVariant(GUIUtil::GetStartOnSystemStartup());
case MinimizeToTray:
return QVariant(fMinimizeToTray);
case MapPortUPnP:
return settings.value("fUseUPnP", GetBoolArg("-upnp", true));
case MinimizeOnClose:
return QVariant(fMinimizeOnClose);
- case ConnectSOCKS4:
+ case ProxyUse:
return settings.value("fUseProxy", false);
- case ProxyIP:
- return QVariant(QString::fromStdString(addrProxy.ToStringIP()));
- case ProxyPort:
- return QVariant(addrProxy.GetPort());
+ case ProxySocksVersion:
+ return settings.value("nSocksVersion", false);
+ case ProxyIP: {
+ CService addrProxy;
+ if (GetProxy(NET_IPV4, addrProxy))
+ return QVariant(QString::fromStdString(addrProxy.ToStringIP()));
+ else
+ return QVariant(QString::fromStdString("localhost"));
+ }
+ case ProxyPort: {
+ CService addrProxy;
+ if (GetProxy(NET_IPV4, addrProxy))
+ return QVariant(addrProxy.GetPort());
+ else
+ return 9050;
+ }
case Fee:
return QVariant(nTransactionFee);
case DisplayUnit:
return QVariant(nDisplayUnit);
case DisplayAddresses:
return QVariant(bDisplayAddresses);
case DetachDatabases:
return QVariant(bitdb.GetDetach());
case Language:
return settings.value("language", "");
default:
return QVariant();
}
}
return QVariant();
}
-
bool OptionsModel::setData(const QModelIndex & index, const QVariant & value, int role)
{
bool successful = true; /* set to false on parse error */
if(role == Qt::EditRole)
{
QSettings settings;
switch(index.row())
{
case StartAtStartup:
successful = GUIUtil::SetStartOnSystemStartup(value.toBool());
break;
case MinimizeToTray:
fMinimizeToTray = value.toBool();
settings.setValue("fMinimizeToTray", fMinimizeToTray);
break;
case MapPortUPnP:
{
- bool bUseUPnP = value.toBool();
- settings.setValue("fUseUPnP", bUseUPnP);
- MapPort(bUseUPnP);
+ fUseUPnP = value.toBool();
+ settings.setValue("fUseUPnP", fUseUPnP);
+ MapPort();
}
break;
case MinimizeOnClose:
fMinimizeOnClose = value.toBool();
settings.setValue("fMinimizeOnClose", fMinimizeOnClose);
break;
- case ConnectSOCKS4:
- fUseProxy = value.toBool();
- settings.setValue("fUseProxy", fUseProxy);
+ case ProxyUse:
+ settings.setValue("fUseProxy", value.toBool());
+ ApplyProxySettings();
break;
case ProxyIP:
{
- // Use CAddress to parse and check IP
+ CService addrProxy("127.0.0.1", 9050);
+ GetProxy(NET_IPV4, addrProxy);
CNetAddr addr(value.toString().toStdString());
if (addr.IsValid())
{
addrProxy.SetIP(addr);
settings.setValue("addrProxy", addrProxy.ToStringIPPort().c_str());
+ successful = ApplyProxySettings();
}
else
{
successful = false;
}
}
break;
case ProxyPort:
{
+ CService addrProxy("127.0.0.1", 9050);
+ GetProxy(NET_IPV4, addrProxy);
int nPort = atoi(value.toString().toAscii().data());
if (nPort > 0 && nPort < std::numeric_limits<unsigned short>::max())
{
addrProxy.SetPort(nPort);
settings.setValue("addrProxy", addrProxy.ToStringIPPort().c_str());
+ successful = ApplyProxySettings();
}
else
{
successful = false;
}
}
break;
case Fee: {
nTransactionFee = value.toLongLong();
settings.setValue("nTransactionFee", nTransactionFee);
}
break;
case DisplayUnit: {
int unit = value.toInt();
nDisplayUnit = unit;
settings.setValue("nDisplayUnit", nDisplayUnit);
emit displayUnitChanged(unit);
}
break;
case DisplayAddresses: {
bDisplayAddresses = value.toBool();
settings.setValue("bDisplayAddresses", bDisplayAddresses);
}
break;
case DetachDatabases: {
bool fDetachDB = value.toBool();
bitdb.SetDetach(fDetachDB);
settings.setValue("detachDB", fDetachDB);
}
break;
case Language: {
settings.setValue("language", value);
}
break;
default:
break;
}
}
emit dataChanged(index, index);
return successful;
}
qint64 OptionsModel::getTransactionFee()
{
return nTransactionFee;
}
bool OptionsModel::getMinimizeToTray()
{
return fMinimizeToTray;
}
bool OptionsModel::getMinimizeOnClose()
{
return fMinimizeOnClose;
}
int OptionsModel::getDisplayUnit()
{
return nDisplayUnit;
}
bool OptionsModel::getDisplayAddresses()
{
return bDisplayAddresses;
}
diff --git a/src/qt/optionsmodel.h b/src/qt/optionsmodel.h
index c0374689c..c74a8dfb4 100644
--- a/src/qt/optionsmodel.h
+++ b/src/qt/optionsmodel.h
@@ -1,63 +1,64 @@
#ifndef OPTIONSMODEL_H
#define OPTIONSMODEL_H
#include <QAbstractListModel>
/** Interface from Qt to configuration data structure for Bitcoin client.
To Qt, the options are presented as a list with the different options
laid out vertically.
This can be changed to a tree once the settings become sufficiently
complex.
*/
class OptionsModel : public QAbstractListModel
{
Q_OBJECT
public:
explicit OptionsModel(QObject *parent = 0);
enum OptionID {
StartAtStartup, // bool
MinimizeToTray, // bool
MapPortUPnP, // bool
MinimizeOnClose, // bool
- ConnectSOCKS4, // bool
+ ProxyUse, // bool
+ ProxySocksVersion, // int
ProxyIP, // QString
ProxyPort, // QString
Fee, // qint64
DisplayUnit, // BitcoinUnits::Unit
DisplayAddresses, // bool
DetachDatabases, // bool
Language, // QString
OptionIDRowCount,
};
void Init();
/* Migrate settings from wallet.dat after app initialization */
bool Upgrade(); /* returns true if settings upgraded */
int rowCount(const QModelIndex & parent = QModelIndex()) const;
QVariant data(const QModelIndex & index, int role = Qt::DisplayRole) const;
bool setData(const QModelIndex & index, const QVariant & value, int role = Qt::EditRole);
/* Explicit getters */
qint64 getTransactionFee();
bool getMinimizeToTray();
bool getMinimizeOnClose();
int getDisplayUnit();
bool getDisplayAddresses();
QString getLanguage() { return language; }
private:
int nDisplayUnit;
bool bDisplayAddresses;
bool fMinimizeToTray;
bool fMinimizeOnClose;
QString language;
signals:
void displayUnitChanged(int unit);
public slots:
};
#endif // OPTIONSMODEL_H

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