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Replace uint256(1) with static constant

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SignatureHash and its test function SignatureHashOld
return uint256(1) as a special error signaling value.
Return a local static constant with the same value instead.
This commit is contained in:
Wladimir J. van der Laan 2014-12-15 09:17:25 +01:00
parent 807658549c
commit 2eae3157f6
2 changed files with 6 additions and 4 deletions
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5
src/script/interpreter.cpp
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@ -1030,16 +1030,17 @@ public:
uint256 SignatureHash(const CScript& scriptCode, const CTransaction& txTo, unsigned int nIn, int nHashType)
{
static const uint256 one("0000000000000000000000000000000000000000000000000000000000000001");
if (nIn >= txTo.vin.size()) {
// nIn out of range
return 1;
return one;
}
// Check for invalid use of SIGHASH_SINGLE
if ((nHashType & 0x1f) == SIGHASH_SINGLE) {
if (nIn >= txTo.vout.size()) {
// nOut out of range
return 1;
return one;
}
}

5
src/test/sighash_tests.cpp
View file

@ -24,10 +24,11 @@ extern Array read_json(const std::string& jsondata);
// Old script.cpp SignatureHash function
uint256 static SignatureHashOld(CScript scriptCode, const CTransaction& txTo, unsigned int nIn, int nHashType)
{
static const uint256 one("0000000000000000000000000000000000000000000000000000000000000001");
if (nIn >= txTo.vin.size())
{
printf("ERROR: SignatureHash() : nIn=%d out of range\n", nIn);
return 1;
return one;
}
CMutableTransaction txTmp(txTo);
@ -58,7 +59,7 @@ uint256 static SignatureHashOld(CScript scriptCode, const CTransaction& txTo, un
if (nOut >= txTmp.vout.size())
{
printf("ERROR: SignatureHash() : nOut=%d out of range\n", nOut);
return 1;
return one;
}
txTmp.vout.resize(nOut+1);
for (unsigned int i = 0; i < nOut; i++)