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-BEGIN VERIFY SCRIPT- ./contrib/devtools/copyright_header.py update ./ -END VERIFY SCRIPT-
71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
// Copyright (c) 2019-2020 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <coins.h>
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#include <script/signingprovider.h>
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#include <test/util/transaction_utils.h>
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CMutableTransaction BuildCreditingTransaction(const CScript& scriptPubKey, int nValue)
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{
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CMutableTransaction txCredit;
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txCredit.nVersion = 1;
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txCredit.nLockTime = 0;
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txCredit.vin.resize(1);
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txCredit.vout.resize(1);
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txCredit.vin[0].prevout.SetNull();
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txCredit.vin[0].scriptSig = CScript() << CScriptNum(0) << CScriptNum(0);
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txCredit.vin[0].nSequence = CTxIn::SEQUENCE_FINAL;
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txCredit.vout[0].scriptPubKey = scriptPubKey;
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txCredit.vout[0].nValue = nValue;
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return txCredit;
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}
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CMutableTransaction BuildSpendingTransaction(const CScript& scriptSig, const CScriptWitness& scriptWitness, const CTransaction& txCredit)
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{
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CMutableTransaction txSpend;
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txSpend.nVersion = 1;
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txSpend.nLockTime = 0;
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txSpend.vin.resize(1);
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txSpend.vout.resize(1);
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txSpend.vin[0].scriptWitness = scriptWitness;
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txSpend.vin[0].prevout.hash = txCredit.GetHash();
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txSpend.vin[0].prevout.n = 0;
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txSpend.vin[0].scriptSig = scriptSig;
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txSpend.vin[0].nSequence = CTxIn::SEQUENCE_FINAL;
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txSpend.vout[0].scriptPubKey = CScript();
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txSpend.vout[0].nValue = txCredit.vout[0].nValue;
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return txSpend;
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}
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std::vector<CMutableTransaction> SetupDummyInputs(FillableSigningProvider& keystoreRet, CCoinsViewCache& coinsRet, const std::array<CAmount,4>& nValues)
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{
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std::vector<CMutableTransaction> dummyTransactions;
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dummyTransactions.resize(2);
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// Add some keys to the keystore:
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CKey key[4];
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for (int i = 0; i < 4; i++) {
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key[i].MakeNewKey(i % 2);
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keystoreRet.AddKey(key[i]);
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}
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// Create some dummy input transactions
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dummyTransactions[0].vout.resize(2);
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dummyTransactions[0].vout[0].nValue = nValues[0];
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dummyTransactions[0].vout[0].scriptPubKey << ToByteVector(key[0].GetPubKey()) << OP_CHECKSIG;
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dummyTransactions[0].vout[1].nValue = nValues[1];
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dummyTransactions[0].vout[1].scriptPubKey << ToByteVector(key[1].GetPubKey()) << OP_CHECKSIG;
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AddCoins(coinsRet, CTransaction(dummyTransactions[0]), 0);
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dummyTransactions[1].vout.resize(2);
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dummyTransactions[1].vout[0].nValue = nValues[2];
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dummyTransactions[1].vout[0].scriptPubKey = GetScriptForDestination(PKHash(key[2].GetPubKey()));
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dummyTransactions[1].vout[1].nValue = nValues[3];
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dummyTransactions[1].vout[1].scriptPubKey = GetScriptForDestination(PKHash(key[3].GetPubKey()));
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AddCoins(coinsRet, CTransaction(dummyTransactions[1]), 0);
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return dummyTransactions;
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}
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