script.h

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// Copyright (c) 2021 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef BITCOIN_TEST_UTIL_SCRIPT_H
#define BITCOIN_TEST_UTIL_SCRIPT_H
 
#include <crypto/sha256.h>
#include <script/script.h>
#include <script/verify_flags.h>
 
static const std::vector<uint8_t> WITNESS_STACK_ELEM_OP_TRUE{uint8_t{OP_TRUE}};
static const CScript P2WSH_OP_TRUE{
    CScript{}
    << OP_0
    << ToByteVector([] {
           uint256 hash;
           CSHA256().Write(WITNESS_STACK_ELEM_OP_TRUE.data(), WITNESS_STACK_ELEM_OP_TRUE.size()).Finalize(hash.begin());
           return hash;
       }())};
 
static const std::vector<uint8_t> EMPTY{};
static const CScript P2WSH_EMPTY{
    CScript{}
    << OP_0
    << ToByteVector([] {
           uint256 hash;
           CSHA256().Write(EMPTY.data(), EMPTY.size()).Finalize(hash.begin());
           return hash;
       }())};
static const std::vector<std::vector<uint8_t>> P2WSH_EMPTY_TRUE_STACK{{static_cast<uint8_t>(OP_TRUE)}, {}};
static const std::vector<std::vector<uint8_t>> P2WSH_EMPTY_TWO_STACK{{static_cast<uint8_t>(OP_2)}, {}};
 
bool IsValidFlagCombination(script_verify_flags flags);
 
#endif // BITCOIN_TEST_UTIL_SCRIPT_H