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Move VerifySignature to main

This commit is contained in:
Pieter Wuille 2012-09-08 17:33:10 +02:00
parent 429915bd0d
commit f1136200a6
4 changed files with 14 additions and 14 deletions
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11
src/main.cpp
View File

@ -1348,6 +1348,17 @@ bool CTransaction::HaveInputs(CCoinsViewCache &inputs) const
return true;
}
bool VerifySignature(const CCoins& txFrom, const CTransaction& txTo, unsigned int nIn, unsigned int flags, int nHashType)
{
assert(nIn < txTo.vin.size());
const CTxIn& txin = txTo.vin[nIn];
if (txin.prevout.n >= txFrom.vout.size())
return false;
const CTxOut& txout = txFrom.vout[txin.prevout.n];
return VerifyScript(txin.scriptSig, txout.scriptPubKey, txTo, nIn, flags, nHashType);
}
bool CTransaction::CheckInputs(CCoinsViewCache &inputs, enum CheckSig_mode csmode, unsigned int flags) const
{
if (!IsCoinBase())

2
src/main.h
View File

@ -164,6 +164,8 @@ bool SetBestChain(CBlockIndex* pindexNew);
bool ConnectBestBlock();
/** Create a new block index entry for a given block hash */
CBlockIndex * InsertBlockIndex(uint256 hash);
/** Verify a signature */
bool VerifySignature(const CCoins& txFrom, const CTransaction& txTo, unsigned int nIn, unsigned int flags, int nHashType);

11
src/script.cpp
View File

@ -1723,17 +1723,6 @@ bool SignSignature(const CKeyStore &keystore, const CTransaction& txFrom, CTrans
return SignSignature(keystore, txout.scriptPubKey, txTo, nIn, nHashType);
}
bool VerifySignature(const CCoins& txFrom, const CTransaction& txTo, unsigned int nIn, unsigned int flags, int nHashType)
{
assert(nIn < txTo.vin.size());
const CTxIn& txin = txTo.vin[nIn];
if (txin.prevout.n >= txFrom.vout.size())
return false;
const CTxOut& txout = txFrom.vout[txin.prevout.n];
return VerifyScript(txin.scriptSig, txout.scriptPubKey, txTo, nIn, flags, nHashType);
}
static CScript PushAll(const vector<valtype>& values)
{
CScript result;

4
src/script.h
View File

@ -673,9 +673,7 @@ bool ExtractDestination(const CScript& scriptPubKey, CTxDestination& addressRet)
bool ExtractDestinations(const CScript& scriptPubKey, txnouttype& typeRet, std::vector<CTxDestination>& addressRet, int& nRequiredRet);
bool SignSignature(const CKeyStore& keystore, const CScript& fromPubKey, CTransaction& txTo, unsigned int nIn, int nHashType=SIGHASH_ALL);
bool SignSignature(const CKeyStore& keystore, const CTransaction& txFrom, CTransaction& txTo, unsigned int nIn, int nHashType=SIGHASH_ALL);
bool VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CTransaction& txTo, unsigned int nIn,
unsigned int flags, int nHashType);
bool VerifySignature(const CCoins& txFrom, const CTransaction& txTo, unsigned int nIn, unsigned int flags, int nHashType);
bool VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CTransaction& txTo, unsigned int nIn, unsigned int flags, int nHashType);
// Given two sets of signatures for scriptPubKey, possibly with OP_0 placeholders,
// combine them intelligently and return the result.