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Replace SCRIPT_VERIFY_NOCACHE by flag directly to checker

Browse Source
pull/196/head
Pieter Wuille 10 years ago
parent 5c1e798a8e
commit e790c370b5
13 changed files with 64 additions and 74 deletions
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15
src/main.cpp
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@ -943,7 +943,7 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa
// Check against previous transactions
// This is done last to help prevent CPU exhaustion denial-of-service attacks.
if (!CheckInputs(tx, state, view, true, STANDARD_SCRIPT_VERIFY_FLAGS))
if (!CheckInputs(tx, state, view, true, STANDARD_SCRIPT_VERIFY_FLAGS, true))
{
return error("AcceptToMemoryPool: : ConnectInputs failed %s", hash.ToString());
}
@ -1316,12 +1316,12 @@ void UpdateCoins(const CTransaction& tx, CValidationState &state, CCoinsViewCach
bool CScriptCheck::operator()() const {
const CScript &scriptSig = ptxTo->vin[nIn].scriptSig;
if (!VerifyScript(scriptSig, scriptPubKey, *ptxTo, nIn, nFlags))
if (!VerifyScript(scriptSig, scriptPubKey, nFlags, CachingSignatureChecker(*ptxTo, nIn, cacheStore)))
return error("CScriptCheck() : %s:%d VerifySignature failed", ptxTo->GetHash().ToString(), nIn);
return true;
}
bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &inputs, bool fScriptChecks, unsigned int flags, std::vector<CScriptCheck> *pvChecks)
bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &inputs, bool fScriptChecks, unsigned int flags, bool cacheStore, std::vector<CScriptCheck> *pvChecks)
{
if (!tx.IsCoinBase())
{
@ -1390,7 +1390,7 @@ bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsVi
assert(coins);
// Verify signature
CScriptCheck check(*coins, tx, i, flags);
CScriptCheck check(*coins, tx, i, flags, cacheStore);
if (pvChecks) {
pvChecks->push_back(CScriptCheck());
check.swap(pvChecks->back());
@ -1403,7 +1403,7 @@ bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsVi
// avoid splitting the network between upgraded and
// non-upgraded nodes.
CScriptCheck check(*coins, tx, i,
flags & ~STANDARD_NOT_MANDATORY_VERIFY_FLAGS);
flags & ~STANDARD_NOT_MANDATORY_VERIFY_FLAGS, cacheStore);
if (check())
return state.Invalid(false, REJECT_NONSTANDARD, "non-mandatory-script-verify-flag");
}
@ -1599,8 +1599,7 @@ bool ConnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex, C
int64_t nBIP16SwitchTime = 1333238400;
bool fStrictPayToScriptHash = (pindex->GetBlockTime() >= nBIP16SwitchTime);
unsigned int flags = SCRIPT_VERIFY_NOCACHE |
(fStrictPayToScriptHash ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE);
unsigned int flags = fStrictPayToScriptHash ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE;
CBlockUndo blockundo;
@ -1644,7 +1643,7 @@ bool ConnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex, C
nFees += view.GetValueIn(tx)-tx.GetValueOut();
std::vector<CScriptCheck> vChecks;
if (!CheckInputs(tx, state, view, fScriptChecks, flags, nScriptCheckThreads ? &vChecks : NULL))
if (!CheckInputs(tx, state, view, fScriptChecks, flags, false, nScriptCheckThreads ? &vChecks : NULL))
return false;
control.Add(vChecks);
}

13
src/main.h
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@ -259,9 +259,8 @@ unsigned int GetP2SHSigOpCount(const CTransaction& tx, const CCoinsViewCache& ma
// Check whether all inputs of this transaction are valid (no double spends, scripts & sigs, amounts)
// This does not modify the UTXO set. If pvChecks is not NULL, script checks are pushed onto it
// instead of being performed inline.
bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &view, bool fScriptChecks = true,
unsigned int flags = STANDARD_SCRIPT_VERIFY_FLAGS,
std::vector<CScriptCheck> *pvChecks = NULL);
bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsViewCache &view, bool fScriptChecks,
unsigned int flags, bool cacheStore, std::vector<CScriptCheck> *pvChecks = NULL);
// Apply the effects of this transaction on the UTXO set represented by view
void UpdateCoins(const CTransaction& tx, CValidationState &state, CCoinsViewCache &inputs, CTxUndo &txundo, int nHeight);
@ -303,12 +302,13 @@ private:
const CTransaction *ptxTo;
unsigned int nIn;
unsigned int nFlags;
bool cacheStore;
public:
CScriptCheck(): ptxTo(0), nIn(0), nFlags(0) {}
CScriptCheck(const CCoins& txFromIn, const CTransaction& txToIn, unsigned int nInIn, unsigned int nFlagsIn) :
CScriptCheck(): ptxTo(0), nIn(0), nFlags(0), cacheStore(false) {}
CScriptCheck(const CCoins& txFromIn, const CTransaction& txToIn, unsigned int nInIn, unsigned int nFlagsIn, bool cacheIn) :
scriptPubKey(txFromIn.vout[txToIn.vin[nInIn].prevout.n].scriptPubKey),
ptxTo(&txToIn), nIn(nInIn), nFlags(nFlagsIn) { }
ptxTo(&txToIn), nIn(nInIn), nFlags(nFlagsIn), cacheStore(cacheIn) { }
bool operator()() const;
@ -317,6 +317,7 @@ public:
std::swap(ptxTo, check.ptxTo);
std::swap(nIn, check.nIn);
std::swap(nFlags, check.nFlags);
std::swap(cacheStore, check.cacheStore);
}
};

2
src/miner.cpp
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@ -257,7 +257,7 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
// policy here, but we still have to ensure that the block we
// create only contains transactions that are valid in new blocks.
CValidationState state;
if (!CheckInputs(tx, state, view, true, MANDATORY_SCRIPT_VERIFY_FLAGS))
if (!CheckInputs(tx, state, view, true, MANDATORY_SCRIPT_VERIFY_FLAGS, true))
continue;
CTxUndo txundo;

2
src/rpcrawtransaction.cpp
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@ -687,7 +687,7 @@ Value signrawtransaction(const Array& params, bool fHelp)
BOOST_FOREACH(const CMutableTransaction& txv, txVariants) {
txin.scriptSig = CombineSignatures(prevPubKey, mergedTx, i, txin.scriptSig, txv.vin[i].scriptSig);
}
if (!VerifyScript(txin.scriptSig, prevPubKey, mergedTx, i, STANDARD_SCRIPT_VERIFY_FLAGS))
if (!VerifyScript(txin.scriptSig, prevPubKey, STANDARD_SCRIPT_VERIFY_FLAGS, SignatureChecker(mergedTx, i)))
fComplete = false;
}

10
src/script/interpreter.cpp
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@ -671,7 +671,7 @@ bool EvalScript(vector<vector<unsigned char> >& stack, const CScript& script, un
scriptCode.FindAndDelete(CScript(vchSig));
bool fSuccess = IsCanonicalSignature(vchSig, flags) && IsCanonicalPubKey(vchPubKey, flags) &&
checker.CheckSig(vchSig, vchPubKey, scriptCode, flags);
checker.CheckSig(vchSig, vchPubKey, scriptCode);
popstack(stack);
popstack(stack);
@ -732,7 +732,7 @@ bool EvalScript(vector<vector<unsigned char> >& stack, const CScript& script, un
// Check signature
bool fOk = IsCanonicalSignature(vchSig, flags) && IsCanonicalPubKey(vchPubKey, flags) &&
checker.CheckSig(vchSig, vchPubKey, scriptCode, flags);
checker.CheckSig(vchSig, vchPubKey, scriptCode);
if (fOk) {
isig++;
@ -917,12 +917,12 @@ uint256 SignatureHash(const CScript& scriptCode, const CTransaction& txTo, unsig
return ss.GetHash();
}
bool SignatureChecker::VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& pubkey, const uint256& sighash, int flags) const
bool SignatureChecker::VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& pubkey, const uint256& sighash) const
{
return pubkey.Verify(sighash, vchSig);
}
bool SignatureChecker::CheckSig(const vector<unsigned char>& vchSigIn, const vector<unsigned char>& vchPubKey, const CScript& scriptCode, int flags) const
bool SignatureChecker::CheckSig(const vector<unsigned char>& vchSigIn, const vector<unsigned char>& vchPubKey, const CScript& scriptCode) const
{
CPubKey pubkey(vchPubKey);
if (!pubkey.IsValid())
@ -937,7 +937,7 @@ bool SignatureChecker::CheckSig(const vector<unsigned char>& vchSigIn, const vec
uint256 sighash = SignatureHash(scriptCode, txTo, nIn, nHashType);
if (!VerifySignature(vchSig, pubkey, sighash, flags))
if (!VerifySignature(vchSig, pubkey, sighash))
return false;
return true;

9
src/script/interpreter.h
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@ -31,8 +31,7 @@ enum
SCRIPT_VERIFY_P2SH = (1U << 0), // evaluate P2SH (BIP16) subscripts
SCRIPT_VERIFY_STRICTENC = (1U << 1), // enforce strict conformance to DER and SEC2 for signatures and pubkeys
SCRIPT_VERIFY_LOW_S = (1U << 2), // enforce low S values (<n/2) in signatures (depends on STRICTENC)
SCRIPT_VERIFY_NOCACHE = (1U << 3), // do not store results in signature cache (but do query it)
SCRIPT_VERIFY_NULLDUMMY = (1U << 4), // verify dummy stack item consumed by CHECKMULTISIG is of zero-length
SCRIPT_VERIFY_NULLDUMMY = (1U << 3), // verify dummy stack item consumed by CHECKMULTISIG is of zero-length
};
bool IsCanonicalPubKey(const std::vector<unsigned char> &vchPubKey, unsigned int flags);
@ -43,7 +42,7 @@ uint256 SignatureHash(const CScript &scriptCode, const CTransaction& txTo, unsig
class BaseSignatureChecker
{
public:
virtual bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode, int nFlags) const
virtual bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode) const
{
return false;
}
@ -58,11 +57,11 @@ private:
unsigned int nIn;
protected:
virtual bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash, int flags) const;
virtual bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash) const;
public:
SignatureChecker(const CTransaction& txToIn, unsigned int nInIn) : txTo(txToIn), nIn(nInIn) {}
bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode, int nFlags) const;
bool CheckSig(const std::vector<unsigned char>& scriptSig, const std::vector<unsigned char>& vchPubKey, const CScript& scriptCode) const;
};
bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, unsigned int flags, const BaseSignatureChecker& checker);

6
src/script/sigcache.cpp
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@ -72,17 +72,17 @@ public:
}
bool CachingSignatureChecker::VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& pubkey, const uint256& sighash, int flags) const
bool CachingSignatureChecker::VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& pubkey, const uint256& sighash) const
{
static CSignatureCache signatureCache;
if (signatureCache.Get(sighash, vchSig, pubkey))
return true;
if (!SignatureChecker::VerifySignature(vchSig, pubkey, sighash, flags))
if (!SignatureChecker::VerifySignature(vchSig, pubkey, sighash))
return false;
if (!(flags & SCRIPT_VERIFY_NOCACHE))
if (store)
signatureCache.Set(sighash, vchSig, pubkey);
return true;
}

18
src/script/sigcache.h
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@ -14,21 +14,13 @@ class CPubKey;
class CachingSignatureChecker : public SignatureChecker
{
private:
bool store;
public:
CachingSignatureChecker(const CTransaction& txToIn, unsigned int nInIn) : SignatureChecker(txToIn, nInIn) {}
CachingSignatureChecker(const CTransaction& txToIn, unsigned int nInIn, bool storeIn=true) : SignatureChecker(txToIn, nInIn), store(storeIn) {}
bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash, int flags) const;
bool VerifySignature(const std::vector<unsigned char>& vchSig, const CPubKey& vchPubKey, const uint256& sighash) const;
};
// Wrappers using a default SignatureChecker.
bool inline EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript& script, const CTransaction& txTo, unsigned int nIn, unsigned int flags)
{
return EvalScript(stack, script, flags, CachingSignatureChecker(txTo, nIn));
}
bool inline VerifyScript(const CScript& scriptSig, const CScript& scriptPubKey, const CTransaction& txTo, unsigned int nIn, unsigned int flags)
{
return VerifyScript(scriptSig, scriptPubKey, flags, CachingSignatureChecker(txTo, nIn));
}
#endif

2
src/script/sign.cpp
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@ -174,7 +174,7 @@ static CScript CombineMultisig(CScript scriptPubKey, const CMutableTransaction&
if (sigs.count(pubkey))
continue; // Already got a sig for this pubkey
if (SignatureChecker(txTo, nIn).CheckSig(sig, pubkey, scriptPubKey, 0))
if (SignatureChecker(txTo, nIn).CheckSig(sig, pubkey, scriptPubKey))
{
sigs[pubkey] = sig;
break;

18
src/test/multisig_tests.cpp
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@ -82,19 +82,19 @@ BOOST_AUTO_TEST_CASE(multisig_verify)
keys.clear();
keys += key[0],key[1]; // magic operator+= from boost.assign
s = sign_multisig(a_and_b, keys, txTo[0], 0);
BOOST_CHECK(VerifyScript(s, a_and_b, txTo[0], 0, flags));
BOOST_CHECK(VerifyScript(s, a_and_b, flags, SignatureChecker(txTo[0], 0)));
for (int i = 0; i < 4; i++)
{
keys.clear();
keys += key[i];
s = sign_multisig(a_and_b, keys, txTo[0], 0);
BOOST_CHECK_MESSAGE(!VerifyScript(s, a_and_b, txTo[0], 0, flags), strprintf("a&b 1: %d", i));
BOOST_CHECK_MESSAGE(!VerifyScript(s, a_and_b, flags, SignatureChecker(txTo[0], 0)), strprintf("a&b 1: %d", i));
keys.clear();
keys += key[1],key[i];
s = sign_multisig(a_and_b, keys, txTo[0], 0);
BOOST_CHECK_MESSAGE(!VerifyScript(s, a_and_b, txTo[0], 0, flags), strprintf("a&b 2: %d", i));
BOOST_CHECK_MESSAGE(!VerifyScript(s, a_and_b, flags, SignatureChecker(txTo[0], 0)), strprintf("a&b 2: %d", i));
}
// Test a OR b:
@ -104,16 +104,16 @@ BOOST_AUTO_TEST_CASE(multisig_verify)
keys += key[i];
s = sign_multisig(a_or_b, keys, txTo[1], 0);
if (i == 0 || i == 1)
BOOST_CHECK_MESSAGE(VerifyScript(s, a_or_b, txTo[1], 0, flags), strprintf("a|b: %d", i));
BOOST_CHECK_MESSAGE(VerifyScript(s, a_or_b, flags, SignatureChecker(txTo[1], 0)), strprintf("a|b: %d", i));
else
BOOST_CHECK_MESSAGE(!VerifyScript(s, a_or_b, txTo[1], 0, flags), strprintf("a|b: %d", i));
BOOST_CHECK_MESSAGE(!VerifyScript(s, a_or_b, flags, SignatureChecker(txTo[1], 0)), strprintf("a|b: %d", i));
}
s.clear();
s << OP_0 << OP_0;
BOOST_CHECK(!VerifyScript(s, a_or_b, txTo[1], 0, flags));
BOOST_CHECK(!VerifyScript(s, a_or_b, flags, SignatureChecker(txTo[1], 0)));
s.clear();
s << OP_0 << OP_1;
BOOST_CHECK(!VerifyScript(s, a_or_b, txTo[1], 0, flags));
BOOST_CHECK(!VerifyScript(s, a_or_b, flags, SignatureChecker(txTo[1], 0)));
for (int i = 0; i < 4; i++)
@ -123,9 +123,9 @@ BOOST_AUTO_TEST_CASE(multisig_verify)
keys += key[i],key[j];
s = sign_multisig(escrow, keys, txTo[2], 0);
if (i < j && i < 3 && j < 3)
BOOST_CHECK_MESSAGE(VerifyScript(s, escrow, txTo[2], 0, flags), strprintf("escrow 1: %d %d", i, j));
BOOST_CHECK_MESSAGE(VerifyScript(s, escrow, flags, SignatureChecker(txTo[2], 0)), strprintf("escrow 1: %d %d", i, j));
else
BOOST_CHECK_MESSAGE(!VerifyScript(s, escrow, txTo[2], 0, flags), strprintf("escrow 2: %d %d", i, j));
BOOST_CHECK_MESSAGE(!VerifyScript(s, escrow, flags, SignatureChecker(txTo[2], 0)), strprintf("escrow 2: %d %d", i, j));
}
}

4
src/test/script_P2SH_tests.cpp
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@ -42,7 +42,7 @@ Verify(const CScript& scriptSig, const CScript& scriptPubKey, bool fStrict)
txTo.vin[0].scriptSig = scriptSig;
txTo.vout[0].nValue = 1;
return VerifyScript(scriptSig, scriptPubKey, txTo, 0, fStrict ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE);
return VerifyScript(scriptSig, scriptPubKey, fStrict ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE, SignatureChecker(txTo, 0));
}
@ -113,7 +113,7 @@ BOOST_AUTO_TEST_CASE(sign)
{
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)();
bool sigOK = CScriptCheck(CCoins(txFrom, 0), txTo[i], 0, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_STRICTENC, false)();
if (i == j)
BOOST_CHECK_MESSAGE(sigOK, strprintf("VerifySignature %d %d", i, j));
else

34
src/test/script_tests.cpp
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@ -464,18 +464,18 @@ BOOST_AUTO_TEST_CASE(script_PushData)
static const unsigned char pushdata4[] = { OP_PUSHDATA4, 1, 0, 0, 0, 0x5a };
vector<vector<unsigned char> > directStack;
BOOST_CHECK(EvalScript(directStack, CScript(&direct[0], &direct[sizeof(direct)]), CTransaction(), 0, true));
BOOST_CHECK(EvalScript(directStack, CScript(&direct[0], &direct[sizeof(direct)]), true, BaseSignatureChecker()));
vector<vector<unsigned char> > pushdata1Stack;
BOOST_CHECK(EvalScript(pushdata1Stack, CScript(&pushdata1[0], &pushdata1[sizeof(pushdata1)]), CTransaction(), 0, true));
BOOST_CHECK(EvalScript(pushdata1Stack, CScript(&pushdata1[0], &pushdata1[sizeof(pushdata1)]), true, BaseSignatureChecker()));
BOOST_CHECK(pushdata1Stack == directStack);
vector<vector<unsigned char> > pushdata2Stack;
BOOST_CHECK(EvalScript(pushdata2Stack, CScript(&pushdata2[0], &pushdata2[sizeof(pushdata2)]), CTransaction(), 0, true));
BOOST_CHECK(EvalScript(pushdata2Stack, CScript(&pushdata2[0], &pushdata2[sizeof(pushdata2)]), true, BaseSignatureChecker()));
BOOST_CHECK(pushdata2Stack == directStack);
vector<vector<unsigned char> > pushdata4Stack;
BOOST_CHECK(EvalScript(pushdata4Stack, CScript(&pushdata4[0], &pushdata4[sizeof(pushdata4)]), CTransaction(), 0, true));
BOOST_CHECK(EvalScript(pushdata4Stack, CScript(&pushdata4[0], &pushdata4[sizeof(pushdata4)]), true, BaseSignatureChecker()));
BOOST_CHECK(pushdata4Stack == directStack);
}
@ -533,15 +533,15 @@ BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG12)
txTo12.vout[0].nValue = 1;
CScript goodsig1 = sign_multisig(scriptPubKey12, key1, txTo12);
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey12, txTo12, 0, flags));
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey12, flags, SignatureChecker(txTo12, 0)));
txTo12.vout[0].nValue = 2;
BOOST_CHECK(!VerifyScript(goodsig1, scriptPubKey12, txTo12, 0, flags));
BOOST_CHECK(!VerifyScript(goodsig1, scriptPubKey12, flags, SignatureChecker(txTo12, 0)));
CScript goodsig2 = sign_multisig(scriptPubKey12, key2, txTo12);
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey12, txTo12, 0, flags));
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey12, flags, SignatureChecker(txTo12, 0)));
CScript badsig1 = sign_multisig(scriptPubKey12, key3, txTo12);
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey12, txTo12, 0, flags));
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey12, flags, SignatureChecker(txTo12, 0)));
}
BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG23)
@ -569,46 +569,46 @@ BOOST_AUTO_TEST_CASE(script_CHECKMULTISIG23)
std::vector<CKey> keys;
keys.push_back(key1); keys.push_back(key2);
CScript goodsig1 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(VerifyScript(goodsig1, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear();
keys.push_back(key1); keys.push_back(key3);
CScript goodsig2 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(VerifyScript(goodsig2, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear();
keys.push_back(key2); keys.push_back(key3);
CScript goodsig3 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(VerifyScript(goodsig3, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(VerifyScript(goodsig3, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear();
keys.push_back(key2); keys.push_back(key2); // Can't re-use sig
CScript badsig1 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(!VerifyScript(badsig1, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear();
keys.push_back(key2); keys.push_back(key1); // sigs must be in correct order
CScript badsig2 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig2, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(!VerifyScript(badsig2, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear();
keys.push_back(key3); keys.push_back(key2); // sigs must be in correct order
CScript badsig3 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig3, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(!VerifyScript(badsig3, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear();
keys.push_back(key4); keys.push_back(key2); // sigs must match pubkeys
CScript badsig4 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig4, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(!VerifyScript(badsig4, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear();
keys.push_back(key1); keys.push_back(key4); // sigs must match pubkeys
CScript badsig5 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig5, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(!VerifyScript(badsig5, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
keys.clear(); // Must have signatures
CScript badsig6 = sign_multisig(scriptPubKey23, keys, txTo23);
BOOST_CHECK(!VerifyScript(badsig6, scriptPubKey23, txTo23, 0, flags));
BOOST_CHECK(!VerifyScript(badsig6, scriptPubKey23, flags, SignatureChecker(txTo23, 0)));
}
BOOST_AUTO_TEST_CASE(script_combineSigs)

5
src/test/transaction_tests.cpp
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@ -27,7 +27,6 @@ using namespace boost::algorithm;
// In script_tests.cpp
extern Array read_json(const std::string& jsondata);
// Note how NOCACHE is not included as it is a runtime-only flag.
static std::map<string, unsigned int> mapFlagNames = boost::assign::map_list_of
(string("NONE"), (unsigned int)SCRIPT_VERIFY_NONE)
(string("P2SH"), (unsigned int)SCRIPT_VERIFY_P2SH)
@ -139,7 +138,7 @@ BOOST_AUTO_TEST_CASE(tx_valid)
unsigned int verify_flags = ParseScriptFlags(test[2].get_str());
BOOST_CHECK_MESSAGE(VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout],
tx, i, verify_flags),
verify_flags, SignatureChecker(tx, i)),
strTest);
}
}
@ -212,7 +211,7 @@ BOOST_AUTO_TEST_CASE(tx_invalid)
unsigned int verify_flags = ParseScriptFlags(test[2].get_str());
fValid = VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout],
tx, i, verify_flags);
verify_flags, SignatureChecker(tx, i));
}
BOOST_CHECK_MESSAGE(!fValid, strTest);

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