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-BEGIN VERIFY SCRIPT- # Rename sed -i -e 's/MakeFuzzingContext/MakeNoLogFileContext/g' $(git grep -l MakeFuzzingContext) # Bump the copyright of touched files in this scripted diff to avoid touching them again later ./contrib/devtools/copyright_header.py update ./src/test/fuzz/ -END VERIFY SCRIPT-
126 lines
4.6 KiB
C++
126 lines
4.6 KiB
C++
// Copyright (c) 2020-2021 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 <crypto/hmac_sha256.h>
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#include <crypto/hmac_sha512.h>
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#include <crypto/ripemd160.h>
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#include <crypto/sha1.h>
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#include <crypto/sha256.h>
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#include <crypto/sha3.h>
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#include <crypto/sha512.h>
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#include <hash.h>
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#include <test/fuzz/FuzzedDataProvider.h>
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#include <test/fuzz/fuzz.h>
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#include <test/fuzz/util.h>
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#include <cstdint>
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#include <vector>
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FUZZ_TARGET(crypto)
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{
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FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
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std::vector<uint8_t> data = ConsumeRandomLengthByteVector(fuzzed_data_provider);
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if (data.empty()) {
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data.resize(fuzzed_data_provider.ConsumeIntegralInRange<size_t>(1, 4096), fuzzed_data_provider.ConsumeIntegral<uint8_t>());
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}
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CHash160 hash160;
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CHash256 hash256;
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CHMAC_SHA256 hmac_sha256{data.data(), data.size()};
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CHMAC_SHA512 hmac_sha512{data.data(), data.size()};
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CRIPEMD160 ripemd160;
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CSHA1 sha1;
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CSHA256 sha256;
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CSHA512 sha512;
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SHA3_256 sha3;
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CSipHasher sip_hasher{fuzzed_data_provider.ConsumeIntegral<uint64_t>(), fuzzed_data_provider.ConsumeIntegral<uint64_t>()};
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while (fuzzed_data_provider.ConsumeBool()) {
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CallOneOf(
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fuzzed_data_provider,
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[&] {
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if (fuzzed_data_provider.ConsumeBool()) {
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data = ConsumeRandomLengthByteVector(fuzzed_data_provider);
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if (data.empty()) {
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data.resize(fuzzed_data_provider.ConsumeIntegralInRange<size_t>(1, 4096), fuzzed_data_provider.ConsumeIntegral<uint8_t>());
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}
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}
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(void)hash160.Write(data);
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(void)hash256.Write(data);
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(void)hmac_sha256.Write(data.data(), data.size());
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(void)hmac_sha512.Write(data.data(), data.size());
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(void)ripemd160.Write(data.data(), data.size());
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(void)sha1.Write(data.data(), data.size());
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(void)sha256.Write(data.data(), data.size());
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(void)sha3.Write(data);
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(void)sha512.Write(data.data(), data.size());
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(void)sip_hasher.Write(data.data(), data.size());
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(void)Hash(data);
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(void)Hash160(data);
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(void)sha512.Size();
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},
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[&] {
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(void)hash160.Reset();
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(void)hash256.Reset();
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(void)ripemd160.Reset();
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(void)sha1.Reset();
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(void)sha256.Reset();
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(void)sha3.Reset();
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(void)sha512.Reset();
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},
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[&] {
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CallOneOf(
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fuzzed_data_provider,
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[&] {
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data.resize(CHash160::OUTPUT_SIZE);
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hash160.Finalize(data);
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},
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[&] {
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data.resize(CHash256::OUTPUT_SIZE);
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hash256.Finalize(data);
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},
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[&] {
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data.resize(CHMAC_SHA256::OUTPUT_SIZE);
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hmac_sha256.Finalize(data.data());
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},
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[&] {
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data.resize(CHMAC_SHA512::OUTPUT_SIZE);
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hmac_sha512.Finalize(data.data());
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},
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[&] {
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data.resize(CRIPEMD160::OUTPUT_SIZE);
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ripemd160.Finalize(data.data());
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},
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[&] {
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data.resize(CSHA1::OUTPUT_SIZE);
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sha1.Finalize(data.data());
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},
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[&] {
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data.resize(CSHA256::OUTPUT_SIZE);
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sha256.Finalize(data.data());
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},
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[&] {
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data.resize(CSHA512::OUTPUT_SIZE);
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sha512.Finalize(data.data());
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},
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[&] {
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data.resize(1);
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data[0] = sip_hasher.Finalize() % 256;
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},
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[&] {
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data.resize(SHA3_256::OUTPUT_SIZE);
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sha3.Finalize(data);
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});
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});
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}
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if (fuzzed_data_provider.ConsumeBool()) {
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uint64_t state[25];
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for (size_t i = 0; i < 25; ++i) {
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state[i] = fuzzed_data_provider.ConsumeIntegral<uint64_t>();
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}
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KeccakF(state);
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}
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}
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