diff --git a/src/core_write.cpp b/src/core_write.cpp index 4dc6de332..8adc9b3b7 100644 --- a/src/core_write.cpp +++ b/src/core_write.cpp @@ -1,239 +1,239 @@ // Copyright (c) 2009-2016 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include "core_io.h" #include "dstencode.h" #include "primitives/transaction.h" #include "script/script.h" #include "script/standard.h" #include "serialize.h" #include "streams.h" #include "util.h" #include "utilmoneystr.h" #include "utilstrencodings.h" #include std::string FormatScript(const CScript &script) { std::string ret; CScript::const_iterator it = script.begin(); opcodetype op; while (it != script.end()) { CScript::const_iterator it2 = it; std::vector vch; if (script.GetOp2(it, op, &vch)) { if (op == OP_0) { ret += "0 "; continue; } if ((op >= OP_1 && op <= OP_16) || op == OP_1NEGATE) { ret += strprintf("%i ", op - OP_1NEGATE - 1); continue; } if (op >= OP_NOP && op <= OP_NOP10) { std::string str(GetOpName(op)); if (str.substr(0, 3) == std::string("OP_")) { ret += str.substr(3, std::string::npos) + " "; continue; } } if (vch.size() > 0) { ret += strprintf("0x%x 0x%x ", HexStr(it2, it - vch.size()), HexStr(it - vch.size(), it)); } else { ret += strprintf("0x%x ", HexStr(it2, it)); } continue; } ret += strprintf("0x%x ", HexStr(it2, script.end())); break; } return ret.substr(0, ret.size() - 1); } const std::map mapSigHashTypes = { {SIGHASH_ALL, "ALL"}, {SIGHASH_ALL | SIGHASH_ANYONECANPAY, "ALL|ANYONECANPAY"}, {SIGHASH_ALL | SIGHASH_FORKID, "ALL|FORKID"}, {SIGHASH_ALL | SIGHASH_FORKID | SIGHASH_ANYONECANPAY, "ALL|FORKID|ANYONECANPAY"}, {SIGHASH_NONE, "NONE"}, {SIGHASH_NONE | SIGHASH_ANYONECANPAY, "NONE|ANYONECANPAY"}, {SIGHASH_NONE | SIGHASH_FORKID, "NONE|FORKID"}, {SIGHASH_NONE | SIGHASH_FORKID | SIGHASH_ANYONECANPAY, "NONE|FORKID|ANYONECANPAY"}, {SIGHASH_SINGLE, "SINGLE"}, {SIGHASH_SINGLE | SIGHASH_ANYONECANPAY, "SINGLE|ANYONECANPAY"}, {SIGHASH_SINGLE | SIGHASH_FORKID, "SINGLE|FORKID"}, {SIGHASH_SINGLE | SIGHASH_FORKID | SIGHASH_ANYONECANPAY, "SINGLE|FORKID|ANYONECANPAY"}, }; /** * Create the assembly string representation of a CScript object. * @param[in] script CScript object to convert into the asm string * representation. * @param[in] fAttemptSighashDecode Whether to attempt to decode sighash * types on data within the script that matches the format of a signature. Only * pass true for scripts you believe could contain signatures. For example, pass * false, or omit the this argument (defaults to false), for scriptPubKeys. */ std::string ScriptToAsmStr(const CScript &script, const bool fAttemptSighashDecode) { std::string str; opcodetype opcode; std::vector vch; CScript::const_iterator pc = script.begin(); while (pc < script.end()) { if (!str.empty()) { str += " "; } if (!script.GetOp(pc, opcode, vch)) { str += "[error]"; return str; } if (0 <= opcode && opcode <= OP_PUSHDATA4) { if (vch.size() <= static_cast::size_type>(4)) { str += strprintf("%d", CScriptNum(vch, false).getint()); } else { // the IsUnspendable check makes sure not to try to decode // OP_RETURN data that may match the format of a signature if (fAttemptSighashDecode && !script.IsUnspendable()) { std::string strSigHashDecode; // goal: only attempt to decode a defined sighash type from // data that looks like a signature within a scriptSig. This // won't decode correctly formatted public keys in Pubkey or // Multisig scripts due to the restrictions on the pubkey // formats (see IsCompressedOrUncompressedPubKey) being // incongruous with the checks in CheckSignatureEncoding. uint32_t flags = SCRIPT_VERIFY_STRICTENC; if (vch.back() & SIGHASH_FORKID) { // If the transaction is using SIGHASH_FORKID, we need // to set the apropriate flag. // TODO: Remove after the Hard Fork. flags |= SCRIPT_ENABLE_SIGHASH_FORKID; } if (CheckSignatureEncoding(vch, flags, nullptr)) { const uint8_t chSigHashType = vch.back(); if (mapSigHashTypes.count(chSigHashType)) { strSigHashDecode = "[" + mapSigHashTypes.find(chSigHashType)->second + "]"; // remove the sighash type byte. it will be replaced // by the decode. vch.pop_back(); } } str += HexStr(vch) + strSigHashDecode; } else { str += HexStr(vch); } } } else { str += GetOpName(opcode); } } return str; } std::string EncodeHexTx(const CTransaction &tx, const int serialFlags) { CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION | serialFlags); ssTx << tx; return HexStr(ssTx.begin(), ssTx.end()); } void ScriptPubKeyToUniv(const CScript &scriptPubKey, UniValue &out, bool fIncludeHex) { txnouttype type; std::vector addresses; int nRequired; out.pushKV("asm", ScriptToAsmStr(scriptPubKey)); if (fIncludeHex) { out.pushKV("hex", HexStr(scriptPubKey.begin(), scriptPubKey.end())); } if (!ExtractDestinations(scriptPubKey, type, addresses, nRequired)) { out.pushKV("type", GetTxnOutputType(type)); return; } out.pushKV("reqSigs", nRequired); out.pushKV("type", GetTxnOutputType(type)); UniValue a(UniValue::VARR); for (const CTxDestination &addr : addresses) { a.push_back(EncodeDestination(addr)); } out.pushKV("addresses", a); } void TxToUniv(const CTransaction &tx, const uint256 &hashBlock, UniValue &entry) { entry.pushKV("txid", tx.GetId().GetHex()); entry.pushKV("hash", tx.GetHash().GetHex()); entry.pushKV("version", tx.nVersion); entry.pushKV("locktime", (int64_t)tx.nLockTime); UniValue vin(UniValue::VARR); for (unsigned int i = 0; i < tx.vin.size(); i++) { const CTxIn &txin = tx.vin[i]; UniValue in(UniValue::VOBJ); if (tx.IsCoinBase()) { in.pushKV("coinbase", HexStr(txin.scriptSig.begin(), txin.scriptSig.end())); } else { - in.pushKV("txid", txin.prevout.hash.GetHex()); - in.pushKV("vout", (int64_t)txin.prevout.n); + in.pushKV("txid", txin.prevout.GetTxId().GetHex()); + in.pushKV("vout", int64_t(txin.prevout.GetN())); UniValue o(UniValue::VOBJ); o.pushKV("asm", ScriptToAsmStr(txin.scriptSig, true)); o.pushKV("hex", HexStr(txin.scriptSig.begin(), txin.scriptSig.end())); in.pushKV("scriptSig", o); } in.pushKV("sequence", (int64_t)txin.nSequence); vin.push_back(in); } entry.pushKV("vin", vin); UniValue vout(UniValue::VARR); for (unsigned int i = 0; i < tx.vout.size(); i++) { const CTxOut &txout = tx.vout[i]; UniValue out(UniValue::VOBJ); UniValue outValue(UniValue::VNUM, FormatMoney(txout.nValue)); out.pushKV("value", outValue); out.pushKV("n", (int64_t)i); UniValue o(UniValue::VOBJ); ScriptPubKeyToUniv(txout.scriptPubKey, o, true); out.pushKV("scriptPubKey", o); vout.push_back(out); } entry.pushKV("vout", vout); if (!hashBlock.IsNull()) { entry.pushKV("blockhash", hashBlock.GetHex()); } // the hex-encoded transaction. used the name "hex" to be consistent with // the verbose output of "getrawtransaction". entry.pushKV("hex", EncodeHexTx(tx)); }