diff options
Diffstat (limited to 'src/rpc')
| -rw-r--r-- | src/rpc/rawtransaction.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp index 483fe746ca..32b4ad47ff 100644 --- a/src/rpc/rawtransaction.cpp +++ b/src/rpc/rawtransaction.cpp @@ -743,6 +743,9 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp) // Script verification errors UniValue vErrors(UniValue::VARR); + // Use CTransaction for the constant parts of the + // transaction to avoid rehashing. + const CTransaction txConst(mergedTx); // Sign what we can: for (unsigned int i = 0; i < mergedTx.vin.size(); i++) { CTxIn& txin = mergedTx.vin[i]; @@ -760,10 +763,10 @@ UniValue signrawtransaction(const UniValue& params, bool fHelp) // ... and merge in other signatures: BOOST_FOREACH(const CMutableTransaction& txv, txVariants) { - txin.scriptSig = CombineSignatures(prevPubKey, mergedTx, i, txin.scriptSig, txv.vin[i].scriptSig); + txin.scriptSig = CombineSignatures(prevPubKey, txConst, i, txin.scriptSig, txv.vin[i].scriptSig); } ScriptError serror = SCRIPT_ERR_OK; - if (!VerifyScript(txin.scriptSig, prevPubKey, STANDARD_SCRIPT_VERIFY_FLAGS, MutableTransactionSignatureChecker(&mergedTx, i), &serror)) { + if (!VerifyScript(txin.scriptSig, prevPubKey, STANDARD_SCRIPT_VERIFY_FLAGS, TransactionSignatureChecker(&txConst, i), &serror)) { TxInErrorToJSON(txin, vErrors, ScriptErrorString(serror)); } } |