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Better handle invalid parameters to signrawtransaction

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This silently skips trying to merge signatures from inputs which
do not exist from transactions provided to signrawtransaction,
instead of hitting an assert.
This commit is contained in:
Matt Corallo 2017-01-28 11:32:34 -05:00
parent 7ea0ad539f
commit 922bea90c2
1 changed files with 3 additions and 1 deletions
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4
src/rpc/rawtransaction.cpp
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@ -835,7 +835,9 @@ UniValue signrawtransaction(const JSONRPCRequest& request)
// ... and merge in other signatures:
BOOST_FOREACH(const CMutableTransaction& txv, txVariants) {
sigdata = CombineSignatures(prevPubKey, TransactionSignatureChecker(&txConst, i, amount), sigdata, DataFromTransaction(txv, i));
if (txv.vin.size() > i) {
sigdata = CombineSignatures(prevPubKey, TransactionSignatureChecker(&txConst, i, amount), sigdata, DataFromTransaction(txv, i));
}
}
UpdateTransaction(mergedTx, i, sigdata);