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Precompute sighashes

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This commit is contained in:
Pieter Wuille
2016-08-16 15:35:45 +02:00
committed by lateminer
parent 81e04cabfe
commit d8d19c532f
10 changed files with 72 additions and 26 deletions
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6
src/test/script_P2SH_tests.cpp
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@@ -106,18 +106,20 @@ BOOST_AUTO_TEST_CASE(sign)
}
// All of the above should be OK, and the txTos have valid signatures
// Check to make sure signature verification fails if we use the wrong ScriptSig:
for (int i = 0; i < 8; i++)
for (int i = 0; i < 8; i++) {
CachedHashes cachedHashes(txTo[i]);
for (int j = 0; j < 8; j++)
{
CScript sigSave = txTo[i].vin[0].scriptSig;
txTo[i].vin[0].scriptSig = txTo[j].vin[0].scriptSig;
bool sigOK = CScriptCheck(CCoins(txFrom, 0), txTo[i], 0, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_STRICTENC, false, -1)();
bool sigOK = CScriptCheck(CCoins(txFrom, 0), txTo[i], 0, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_STRICTENC, false, &cachedHashes)();
if (i == j)
BOOST_CHECK_MESSAGE(sigOK, strprintf("VerifySignature %d %d", i, j));
else
BOOST_CHECK_MESSAGE(!sigOK, strprintf("VerifySignature %d %d", i, j));
txTo[i].vin[0].scriptSig = sigSave;
}
}
}
BOOST_AUTO_TEST_CASE(norecurse)