mirror of https://github.com/bitcoin/bitcoin
95 lines
2.8 KiB
C++
95 lines
2.8 KiB
C++
// Copyright (c) 2019-2022 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 <test/fuzz/FuzzedDataProvider.h>
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#include <test/fuzz/fuzz.h>
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#include <node/psbt.h>
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#include <psbt.h>
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#include <pubkey.h>
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#include <script/script.h>
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#include <streams.h>
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#include <util/check.h>
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#include <version.h>
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#include <cstdint>
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#include <optional>
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#include <string>
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#include <vector>
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using node::AnalyzePSBT;
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using node::PSBTAnalysis;
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using node::PSBTInputAnalysis;
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FUZZ_TARGET(psbt)
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{
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FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
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PartiallySignedTransaction psbt_mut;
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std::string error;
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auto str = fuzzed_data_provider.ConsumeRandomLengthString();
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if (!DecodeRawPSBT(psbt_mut, MakeByteSpan(str), error)) {
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return;
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}
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const PartiallySignedTransaction psbt = psbt_mut;
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const PSBTAnalysis analysis = AnalyzePSBT(psbt);
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(void)PSBTRoleName(analysis.next);
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for (const PSBTInputAnalysis& input_analysis : analysis.inputs) {
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(void)PSBTRoleName(input_analysis.next);
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}
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(void)psbt.IsNull();
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std::optional<CMutableTransaction> tx = psbt.tx;
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if (tx) {
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const CMutableTransaction& mtx = *tx;
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const PartiallySignedTransaction psbt_from_tx{mtx};
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}
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for (const PSBTInput& input : psbt.inputs) {
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(void)PSBTInputSigned(input);
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(void)input.IsNull();
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}
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(void)CountPSBTUnsignedInputs(psbt);
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for (const PSBTOutput& output : psbt.outputs) {
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(void)output.IsNull();
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}
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for (size_t i = 0; i < psbt.tx->vin.size(); ++i) {
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CTxOut tx_out;
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if (psbt.GetInputUTXO(tx_out, i)) {
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(void)tx_out.IsNull();
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(void)tx_out.ToString();
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}
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}
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psbt_mut = psbt;
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(void)FinalizePSBT(psbt_mut);
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psbt_mut = psbt;
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CMutableTransaction result;
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if (FinalizeAndExtractPSBT(psbt_mut, result)) {
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const PartiallySignedTransaction psbt_from_tx{result};
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}
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PartiallySignedTransaction psbt_merge;
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str = fuzzed_data_provider.ConsumeRandomLengthString();
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if (!DecodeRawPSBT(psbt_merge, MakeByteSpan(str), error)) {
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psbt_merge = psbt;
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}
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psbt_mut = psbt;
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(void)psbt_mut.Merge(psbt_merge);
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psbt_mut = psbt;
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(void)CombinePSBTs(psbt_mut, {psbt_mut, psbt_merge});
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psbt_mut = psbt;
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for (unsigned int i = 0; i < psbt_merge.tx->vin.size(); ++i) {
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(void)psbt_mut.AddInput(psbt_merge.tx->vin[i], psbt_merge.inputs[i]);
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}
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for (unsigned int i = 0; i < psbt_merge.tx->vout.size(); ++i) {
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Assert(psbt_mut.AddOutput(psbt_merge.tx->vout[i], psbt_merge.outputs[i]));
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}
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psbt_mut.unknown.insert(psbt_merge.unknown.begin(), psbt_merge.unknown.end());
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}
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