highperfocused/bitcoin
1
0
Fork 0
mirror of https://github.com/bitcoin/bitcoin.git synced 2026-04-04 12:55:02 +02:00
Code Issues Packages Projects Releases Wiki Activity

Move CTxInWitness inside CTxIn

Browse Source
This commit is contained in:
Pieter Wuille
2016-08-04 02:49:16 +02:00
parent d04aebaec7
commit f6fb7acda4
18 changed files with 96 additions and 176 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
src/test/script_tests.cpp
View File

@@ -145,8 +145,7 @@ CMutableTransaction BuildSpendingTransaction(const CScript& scriptSig, const CSc
txSpend.nLockTime = 0;
txSpend.vin.resize(1);
txSpend.vout.resize(1);
txSpend.wit.vtxinwit.resize(1);
txSpend.wit.vtxinwit[0].scriptWitness = scriptWitness;
txSpend.vin[0].scriptWitness = scriptWitness;
txSpend.vin[0].prevout.hash = txCredit.GetHash();
txSpend.vin[0].prevout.n = 0;
txSpend.vin[0].scriptSig = scriptSig;

32
src/test/sigopcount_tests.cpp
View File

@@ -73,7 +73,7 @@ ScriptError VerifyWithFlag(const CTransaction& output, const CMutableTransaction
{
ScriptError error;
CTransaction inputi(input);
bool ret = VerifyScript(inputi.vin[0].scriptSig, output.vout[0].scriptPubKey, inputi.wit.vtxinwit.size() > 0 ? &inputi.wit.vtxinwit[0].scriptWitness : NULL, flags, TransactionSignatureChecker(&inputi, 0, output.vout[0].nValue), &error);
bool ret = VerifyScript(inputi.vin[0].scriptSig, output.vout[0].scriptPubKey, &inputi.vin[0].scriptWitness, flags, TransactionSignatureChecker(&inputi, 0, output.vout[0].nValue), &error);
BOOST_CHECK((ret == true) == (error == SCRIPT_ERR_OK));
return error;
@@ -84,13 +84,12 @@ ScriptError VerifyWithFlag(const CTransaction& output, const CMutableTransaction
* and witness such that spendingTx spends output zero of creationTx.
* Also inserts creationTx's output into the coins view.
*/
void BuildTxs(CMutableTransaction& spendingTx, CCoinsViewCache& coins, CMutableTransaction& creationTx, const CScript& scriptPubKey, const CScript& scriptSig, const CTxInWitness& witness)
void BuildTxs(CMutableTransaction& spendingTx, CCoinsViewCache& coins, CMutableTransaction& creationTx, const CScript& scriptPubKey, const CScript& scriptSig, const CScriptWitness& witness)
{
creationTx.nVersion = 1;
creationTx.vin.resize(1);
creationTx.vin[0].prevout.SetNull();
creationTx.vin[0].scriptSig = CScript();
creationTx.wit.vtxinwit.resize(1);
creationTx.vout.resize(1);
creationTx.vout[0].nValue = 1;
creationTx.vout[0].scriptPubKey = scriptPubKey;
@@ -100,8 +99,7 @@ void BuildTxs(CMutableTransaction& spendingTx, CCoinsViewCache& coins, CMutableT
spendingTx.vin[0].prevout.hash = creationTx.GetHash();
spendingTx.vin[0].prevout.n = 0;
spendingTx.vin[0].scriptSig = scriptSig;
spendingTx.wit.vtxinwit.resize(1);
spendingTx.wit.vtxinwit[0] = witness;
spendingTx.vin[0].scriptWitness = witness;
spendingTx.vout.resize(1);
spendingTx.vout[0].nValue = 1;
spendingTx.vout[0].scriptPubKey = CScript();
@@ -133,7 +131,7 @@ BOOST_AUTO_TEST_CASE(GetTxSigOpCost)
// Do not use a valid signature to avoid using wallet operations.
CScript scriptSig = CScript() << OP_0 << OP_0;
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, CTxInWitness());
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, CScriptWitness());
// Legacy counting only includes signature operations in scriptSigs and scriptPubKeys
// of a transaction and does not take the actual executed sig operations into account.
// spendingTx in itself does not contain a signature operation.
@@ -151,7 +149,7 @@ BOOST_AUTO_TEST_CASE(GetTxSigOpCost)
CScript scriptPubKey = GetScriptForDestination(CScriptID(redeemScript));
CScript scriptSig = CScript() << OP_0 << OP_0 << ToByteVector(redeemScript);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, CTxInWitness());
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, CScriptWitness());
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags) == 2 * WITNESS_SCALE_FACTOR);
assert(VerifyWithFlag(creationTx, spendingTx, flags) == SCRIPT_ERR_CHECKMULTISIGVERIFY);
}
@@ -161,14 +159,12 @@ BOOST_AUTO_TEST_CASE(GetTxSigOpCost)
CScript p2pk = CScript() << ToByteVector(pubkey) << OP_CHECKSIG;
CScript scriptPubKey = GetScriptForWitness(p2pk);
CScript scriptSig = CScript();
CTxInWitness witness;
CScriptWitness scriptWitness;
scriptWitness.stack.push_back(vector<unsigned char>(0));
scriptWitness.stack.push_back(vector<unsigned char>(0));
witness.scriptWitness = scriptWitness;
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, witness);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, scriptWitness);
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags) == 1);
// No signature operations if we don't verify the witness.
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags & ~SCRIPT_VERIFY_WITNESS) == 0);
@@ -177,10 +173,10 @@ BOOST_AUTO_TEST_CASE(GetTxSigOpCost)
// The sig op cost for witness version != 0 is zero.
assert(scriptPubKey[0] == 0x00);
scriptPubKey[0] = 0x51;
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, witness);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, scriptWitness);
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags) == 0);
scriptPubKey[0] = 0x00;
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, witness);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, scriptWitness);
// The witness of a coinbase transaction is not taken into account.
spendingTx.vin[0].prevout.SetNull();
@@ -193,13 +189,11 @@ BOOST_AUTO_TEST_CASE(GetTxSigOpCost)
CScript scriptSig = GetScriptForWitness(p2pk);
CScript scriptPubKey = GetScriptForDestination(CScriptID(scriptSig));
scriptSig = CScript() << ToByteVector(scriptSig);
CTxInWitness witness;
CScriptWitness scriptWitness;
scriptWitness.stack.push_back(vector<unsigned char>(0));
scriptWitness.stack.push_back(vector<unsigned char>(0));
witness.scriptWitness = scriptWitness;
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, witness);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, scriptWitness);
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags) == 1);
assert(VerifyWithFlag(creationTx, spendingTx, flags) == SCRIPT_ERR_EQUALVERIFY);
}
@@ -209,14 +203,12 @@ BOOST_AUTO_TEST_CASE(GetTxSigOpCost)
CScript witnessScript = CScript() << 1 << ToByteVector(pubkey) << ToByteVector(pubkey) << 2 << OP_CHECKMULTISIGVERIFY;
CScript scriptPubKey = GetScriptForWitness(witnessScript);
CScript scriptSig = CScript();
CTxInWitness witness;
CScriptWitness scriptWitness;
scriptWitness.stack.push_back(vector<unsigned char>(0));
scriptWitness.stack.push_back(vector<unsigned char>(0));
scriptWitness.stack.push_back(vector<unsigned char>(witnessScript.begin(), witnessScript.end()));
witness.scriptWitness = scriptWitness;
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, witness);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, scriptWitness);
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags) == 2);
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags & ~SCRIPT_VERIFY_WITNESS) == 0);
assert(VerifyWithFlag(creationTx, spendingTx, flags) == SCRIPT_ERR_CHECKMULTISIGVERIFY);
@@ -228,14 +220,12 @@ BOOST_AUTO_TEST_CASE(GetTxSigOpCost)
CScript redeemScript = GetScriptForWitness(witnessScript);
CScript scriptPubKey = GetScriptForDestination(CScriptID(redeemScript));
CScript scriptSig = CScript() << ToByteVector(redeemScript);
CTxInWitness witness;
CScriptWitness scriptWitness;
scriptWitness.stack.push_back(vector<unsigned char>(0));
scriptWitness.stack.push_back(vector<unsigned char>(0));
scriptWitness.stack.push_back(vector<unsigned char>(witnessScript.begin(), witnessScript.end()));
witness.scriptWitness = scriptWitness;
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, witness);
BuildTxs(spendingTx, coins, creationTx, scriptPubKey, scriptSig, scriptWitness);
assert(GetTransactionSigOpCost(CTransaction(spendingTx), coins, flags) == 2);
assert(VerifyWithFlag(creationTx, spendingTx, flags) == SCRIPT_ERR_CHECKMULTISIGVERIFY);
}

17
src/test/transaction_tests.cpp
View File

@@ -170,7 +170,7 @@ BOOST_AUTO_TEST_CASE(tx_valid)
amount = mapprevOutValues[tx.vin[i].prevout];
}
unsigned int verify_flags = ParseScriptFlags(test[2].get_str());
const CScriptWitness *witness = (i < tx.wit.vtxinwit.size()) ? &tx.wit.vtxinwit[i].scriptWitness : NULL;
const CScriptWitness *witness = &tx.vin[i].scriptWitness;
BOOST_CHECK_MESSAGE(VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout],
witness, verify_flags, TransactionSignatureChecker(&tx, i, amount, txdata), &err),
strTest);
@@ -254,7 +254,7 @@ BOOST_AUTO_TEST_CASE(tx_invalid)
if (mapprevOutValues.count(tx.vin[i].prevout)) {
amount = mapprevOutValues[tx.vin[i].prevout];
}
const CScriptWitness *witness = (i < tx.wit.vtxinwit.size()) ? &tx.wit.vtxinwit[i].scriptWitness : NULL;
const CScriptWitness *witness = &tx.vin[i].scriptWitness;
fValid = VerifyScript(tx.vin[i].scriptSig, mapprevOutScriptPubKeys[tx.vin[i].prevout],
witness, verify_flags, TransactionSignatureChecker(&tx, i, amount, txdata), &err);
}
@@ -351,7 +351,6 @@ void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, C
outputm.vin.resize(1);
outputm.vin[0].prevout.SetNull();
outputm.vin[0].scriptSig = CScript();
outputm.wit.vtxinwit.resize(1);
outputm.vout.resize(1);
outputm.vout[0].nValue = 1;
outputm.vout[0].scriptPubKey = outscript;
@@ -362,14 +361,12 @@ void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, C
assert(output->vin[0] == outputm.vin[0]);
assert(output->vout.size() == 1);
assert(output->vout[0] == outputm.vout[0]);
assert(output->wit.vtxinwit.size() == 0);
CMutableTransaction inputm;
inputm.nVersion = 1;
inputm.vin.resize(1);
inputm.vin[0].prevout.hash = output->GetHash();
inputm.vin[0].prevout.n = 0;
inputm.wit.vtxinwit.resize(1);
inputm.vout.resize(1);
inputm.vout[0].nValue = 1;
inputm.vout[0].scriptPubKey = CScript();
@@ -382,20 +379,14 @@ void CreateCreditAndSpend(const CKeyStore& keystore, const CScript& outscript, C
assert(input.vin[0] == inputm.vin[0]);
assert(input.vout.size() == 1);
assert(input.vout[0] == inputm.vout[0]);
if (inputm.wit.IsNull()) {
assert(input.wit.IsNull());
} else {
assert(!input.wit.IsNull());
assert(input.wit.vtxinwit.size() == 1);
assert(input.wit.vtxinwit[0].scriptWitness.stack == inputm.wit.vtxinwit[0].scriptWitness.stack);
}
assert(input.vin[0].scriptWitness.stack == inputm.vin[0].scriptWitness.stack);
}
void CheckWithFlag(const CTransactionRef& output, const CMutableTransaction& input, int flags, bool success)
{
ScriptError error;
CTransaction inputi(input);
bool ret = VerifyScript(inputi.vin[0].scriptSig, output->vout[0].scriptPubKey, inputi.wit.vtxinwit.size() > 0 ? &inputi.wit.vtxinwit[0].scriptWitness : NULL, flags, TransactionSignatureChecker(&inputi, 0, output->vout[0].nValue), &error);
bool ret = VerifyScript(inputi.vin[0].scriptSig, output->vout[0].scriptPubKey, &inputi.vin[0].scriptWitness, flags, TransactionSignatureChecker(&inputi, 0, output->vout[0].nValue), &error);
assert(ret == success);
}