Differential D512 Diff 1337 src/rpc/blockchain.cpp

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src/rpc/blockchain.cpp

Show First 20 Lines • Show All 861 Lines • ▼ Show 20 Lines	struct CCoinsStats {
uint64_t nDiskSize;		uint64_t nDiskSize;
CAmount nTotalAmount;		CAmount nTotalAmount;

CCoinsStats()		CCoinsStats()
: nHeight(0), nTransactions(0), nTransactionOutputs(0), nBogoSize(0),		: nHeight(0), nTransactions(0), nTransactionOutputs(0), nBogoSize(0),
nDiskSize(0), nTotalAmount(0) {}		nDiskSize(0), nTotalAmount(0) {}
};		};

		static void ApplyStats(CCoinsStats &stats, CHashWriter &ss, const uint256 &hash,
		const std::map<uint32_t, Coin> &outputs) {
		assert(!outputs.empty());
		ss << hash;
		ss << VARINT(outputs.begin()->second.GetHeight() * 2 +
		outputs.begin()->second.IsCoinBase());
		stats.nTransactions++;
		for (const auto output : outputs) {
		ss << VARINT(output.first + 1);
		ss << (const CScriptBase )(&output.second.GetTxOut().scriptPubKey);
		ss << VARINT(output.second.GetTxOut().nValue);
		stats.nTransactionOutputs++;
		stats.nTotalAmount += output.second.GetTxOut().nValue;
		stats.nBogoSize +=
		32 /* txid / + 4 / vout index / + 4 / height + coinbase */ +
		8 /* amount / + 2 / scriptPubKey len */ +
		output.second.GetTxOut().scriptPubKey.size() /* scriptPubKey */;
		}
		ss << VARINT(0);
		}

//! Calculate statistics about the unspent transaction output set		//! Calculate statistics about the unspent transaction output set
static bool GetUTXOStats(CCoinsView *view, CCoinsStats &stats) {		static bool GetUTXOStats(CCoinsView *view, CCoinsStats &stats) {
std::unique_ptr<CCoinsViewCursor> pcursor(view->Cursor());		std::unique_ptr<CCoinsViewCursor> pcursor(view->Cursor());

CHashWriter ss(SER_GETHASH, PROTOCOL_VERSION);		CHashWriter ss(SER_GETHASH, PROTOCOL_VERSION);
stats.hashBlock = pcursor->GetBestBlock();		stats.hashBlock = pcursor->GetBestBlock();
{		{
LOCK(cs_main);		LOCK(cs_main);
stats.nHeight = mapBlockIndex.find(stats.hashBlock)->second->nHeight;		stats.nHeight = mapBlockIndex.find(stats.hashBlock)->second->nHeight;
}		}
ss << stats.hashBlock;		ss << stats.hashBlock;
CAmount nTotalAmount = 0;		uint256 prevkey;
		std::map<uint32_t, Coin> outputs;
while (pcursor->Valid()) {		while (pcursor->Valid()) {
boost::this_thread::interruption_point();		boost::this_thread::interruption_point();
uint256 key;		COutPoint key;
CCoins coins;		Coin coin;
if (pcursor->GetKey(key) && pcursor->GetValue(coins)) {		if (pcursor->GetKey(key) && pcursor->GetValue(coin)) {
stats.nTransactions++;		if (!outputs.empty() && key.hash != prevkey) {
ss << key;		ApplyStats(stats, ss, prevkey, outputs);
ss << VARINT(coins.nHeight * 2 + coins.fCoinBase);		outputs.clear();
for (size_t i = 0; i < coins.vout.size(); i++) {
const CTxOut &out = coins.vout[i];
if (!out.IsNull()) {
stats.nTransactionOutputs++;
ss << VARINT(i + 1);
ss << out;
nTotalAmount += out.nValue;
stats.nBogoSize +=
32 /* txid / + 4 / vout index */ +
4 /* height + coinbase / + 8 / amount */ +
2 /* scriptPubKey len */ +
out.scriptPubKey.size() /* scriptPubKey */;
}
}		}
ss << VARINT(0);		prevkey = key.hash;
		outputs[key.n] = std::move(coin);
} else {		} else {
return error("%s: unable to read value", __func__);		return error("%s: unable to read value", __func__);
}		}
pcursor->Next();		pcursor->Next();
}		}
		if (!outputs.empty()) {
		ApplyStats(stats, ss, prevkey, outputs);
		}
stats.hashSerialized = ss.GetHash();		stats.hashSerialized = ss.GetHash();
stats.nTotalAmount = nTotalAmount;
stats.nDiskSize = view->EstimateSize();		stats.nDiskSize = view->EstimateSize();
return true;		return true;
}		}

UniValue pruneblockchain(const Config &config, const JSONRPCRequest &request) {		UniValue pruneblockchain(const Config &config, const JSONRPCRequest &request) {
if (request.fHelp \|\| request.params.size() != 1) {		if (request.fHelp \|\| request.params.size() != 1) {
throw std::runtime_error(		throw std::runtime_error(
"pruneblockchain\n"		"pruneblockchain\n"
▲ Show 20 Lines • Show All 128 Lines • ▼ Show 20 Lines	if (request.fHelp \|\| request.params.size() < 2 \|\|
"signatures\n"		"signatures\n"
" \"type\" : \"pubkeyhash\", (string) The type, eg pubkeyhash\n"		" \"type\" : \"pubkeyhash\", (string) The type, eg pubkeyhash\n"
" \"addresses\" : [ (array of string) array of "		" \"addresses\" : [ (array of string) array of "
"bitcoin addresses\n"		"bitcoin addresses\n"
" \"address\" (string) bitcoin address\n"		" \"address\" (string) bitcoin address\n"
" ,...\n"		" ,...\n"
" ]\n"		" ]\n"
" },\n"		" },\n"
" \"version\" : n, (numeric) The version\n"
" \"coinbase\" : true\|false (boolean) Coinbase or not\n"		" \"coinbase\" : true\|false (boolean) Coinbase or not\n"
"}\n"		"}\n"

"\nExamples:\n"		"\nExamples:\n"
"\nGet unspent transactions\n" +		"\nGet unspent transactions\n" +
HelpExampleCli("listunspent", "") + "\nView the details\n" +		HelpExampleCli("listunspent", "") + "\nView the details\n" +
HelpExampleCli("gettxout", "\"txid\" 1") +		HelpExampleCli("gettxout", "\"txid\" 1") +
"\nAs a json rpc call\n" +		"\nAs a json rpc call\n" +
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