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zcashd
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Refactor so that dataToBeSigned can be used later in the function for other purposes.

This commit is contained in:
Sean Bowe 2018-05-08 14:28:01 -06:00
parent 6eea48bf96
commit 55fabd8272
1 changed files with 7 additions and 2 deletions
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9
src/main.cpp
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@ -953,18 +953,23 @@ bool ContextualCheckTransaction(const CTransaction& tx, CValidationState &state,
REJECT_INVALID, "bad-txns-oversize");
}
if (!tx.vjoinsplit.empty()) {
uint256 dataToBeSigned;
if (!tx.vjoinsplit.empty())
{
auto consensusBranchId = CurrentEpochBranchId(nHeight, Params().GetConsensus());
// Empty output script.
CScript scriptCode;
uint256 dataToBeSigned;
try {
dataToBeSigned = SignatureHash(scriptCode, tx, NOT_AN_INPUT, SIGHASH_ALL, 0, consensusBranchId);
} catch (std::logic_error ex) {
return state.DoS(100, error("CheckTransaction(): error computing signature hash"),
REJECT_INVALID, "error-computing-signature-hash");
}
}
if (!tx.vjoinsplit.empty())
{
BOOST_STATIC_ASSERT(crypto_sign_PUBLICKEYBYTES == 32);
// We rely on libsodium to check that the signature is canonical.