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Switch CScriptCheck to use Coin instead of CCoins

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This commit is contained in:
Pieter Wuille 2017-04-25 11:29:32 -07:00
parent c87b957a32
commit 8b3868c1b4
2 changed files with 12 additions and 11 deletions
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15
src/test/transaction_tests.cpp
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@ -470,18 +470,19 @@ BOOST_AUTO_TEST_CASE(test_big_witness_transaction) {
for (int i=0; i<20; i++)
threadGroup.create_thread(boost::bind(&CCheckQueue<CScriptCheck>::Thread, boost::ref(scriptcheckqueue)));
CCoins coins;
coins.fCoinBase = false;
std::vector<Coin> coins;
for(uint32_t i = 0; i < mtx.vin.size(); i++) {
CTxOut txout;
txout.nValue = 1000;
txout.scriptPubKey = scriptPubKey;
coins.vout.push_back(txout);
Coin coin;
coin.nHeight = 1;
coin.fCoinBase = false;
coin.out.nValue = 1000;
coin.out.scriptPubKey = scriptPubKey;
coins.emplace_back(std::move(coin));
}
for(uint32_t i = 0; i < mtx.vin.size(); i++) {
std::vector<CScriptCheck> vChecks;
const CTxOut& output = coins.vout[tx.vin[i].prevout.n];
const CTxOut& output = coins[tx.vin[i].prevout.n].out;
CScriptCheck check(output.scriptPubKey, output.nValue, tx, i, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, false, &txdata);
vChecks.push_back(CScriptCheck());
check.swap(vChecks.back());

8
src/validation.cpp
View file

@ -1116,16 +1116,16 @@ bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsVi
if (fScriptChecks) {
for (unsigned int i = 0; i < tx.vin.size(); i++) {
const COutPoint &prevout = tx.vin[i].prevout;
const CCoins* coins = inputs.AccessCoins(prevout.hash);
assert(coins);
const Coin& coin = inputs.AccessCoin(prevout);
assert(!coin.IsPruned());
// We very carefully only pass in things to CScriptCheck which
// are clearly committed to by tx' witness hash. This provides
// a sanity check that our caching is not introducing consensus
// failures through additional data in, eg, the coins being
// spent being checked as a part of CScriptCheck.
const CScript& scriptPubKey = coins->vout[prevout.n].scriptPubKey;
const CAmount amount = coins->vout[prevout.n].nValue;
const CScript& scriptPubKey = coin.out.scriptPubKey;
const CAmount amount = coin.out.nValue;
// Verify signature
CScriptCheck check(scriptPubKey, amount, tx, i, flags, cacheStore, &txdata);