Function VerifySignature

src/main.cpp:218–234

}

bool VerifySignature(const uint256 &sigHash, const std::vector<uint8_t> &signature, const CPubKey &pubKey) {
    if (signature.size() == 0 && signature.size() >= MAX_SIGNATURE_SIZE) {
        return false;
    }

    if (signatureCache.Get(sigHash, signature, pubKey))
        return true;

    {
        auto bm = MAKE_BENCHMARK("execute pubkey verify");
        if (!pubKey.Verify(sigHash, signature))
            return false;
    }

    signatureCache.Set(sigHash, signature, pubKey);
    return true;
}

bool AcceptToMemoryPool(CTxMemPool &pool, CValidationState &state, CBaseTx *pBaseTx,
                        bool fLimitFree, bool fRejectInsaneFee) {