diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.test.include | 7 | ||||
| -rw-r--r-- | src/test/fuzz/crypto.cpp | 124 |
2 files changed, 131 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include index 03cd9133c8..472382c7d2 100644 --- a/src/Makefile.test.include +++ b/src/Makefile.test.include @@ -32,6 +32,7 @@ FUZZ_TARGETS = \ test/fuzz/checkqueue \ test/fuzz/coins_deserialize \ test/fuzz/coins_view \ + test/fuzz/crypto \ test/fuzz/crypto_common \ test/fuzz/cuckoocache \ test/fuzz/decode_tx \ @@ -479,6 +480,12 @@ test_fuzz_coins_view_LDADD = $(FUZZ_SUITE_LD_COMMON) test_fuzz_coins_view_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) test_fuzz_coins_view_SOURCES = test/fuzz/coins_view.cpp +test_fuzz_crypto_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) +test_fuzz_crypto_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) +test_fuzz_crypto_LDADD = $(FUZZ_SUITE_LD_COMMON) +test_fuzz_crypto_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) +test_fuzz_crypto_SOURCES = test/fuzz/crypto.cpp + test_fuzz_crypto_common_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) test_fuzz_crypto_common_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) test_fuzz_crypto_common_LDADD = $(FUZZ_SUITE_LD_COMMON) diff --git a/src/test/fuzz/crypto.cpp b/src/test/fuzz/crypto.cpp new file mode 100644 index 0000000000..595cdf9abb --- /dev/null +++ b/src/test/fuzz/crypto.cpp @@ -0,0 +1,124 @@ +// Copyright (c) 2020 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#include <crypto/hmac_sha256.h> +#include <crypto/hmac_sha512.h> +#include <crypto/ripemd160.h> +#include <crypto/sha1.h> +#include <crypto/sha256.h> +#include <crypto/sha512.h> +#include <hash.h> +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> +#include <test/fuzz/util.h> + +#include <cstdint> +#include <vector> + +void test_one_input(const std::vector<uint8_t>& buffer) +{ + FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()}; + std::vector<uint8_t> data = ConsumeRandomLengthByteVector(fuzzed_data_provider); + if (data.empty()) { + data.resize(fuzzed_data_provider.ConsumeIntegralInRange<size_t>(1, 4096), fuzzed_data_provider.ConsumeIntegral<uint8_t>()); + } + + CHash160 hash160; + CHash256 hash256; + CHMAC_SHA256 hmac_sha256{data.data(), data.size()}; + CHMAC_SHA512 hmac_sha512{data.data(), data.size()}; + CRIPEMD160 ripemd160; + CSHA1 sha1; + CSHA256 sha256; + CSHA512 sha512; + CSipHasher sip_hasher{fuzzed_data_provider.ConsumeIntegral<uint64_t>(), fuzzed_data_provider.ConsumeIntegral<uint64_t>()}; + + while (fuzzed_data_provider.ConsumeBool()) { + switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 2)) { + case 0: { + if (fuzzed_data_provider.ConsumeBool()) { + data = ConsumeRandomLengthByteVector(fuzzed_data_provider); + if (data.empty()) { + data.resize(fuzzed_data_provider.ConsumeIntegralInRange<size_t>(1, 4096), fuzzed_data_provider.ConsumeIntegral<uint8_t>()); + } + } + + (void)hash160.Write(data.data(), data.size()); + (void)hash256.Write(data.data(), data.size()); + (void)hmac_sha256.Write(data.data(), data.size()); + (void)hmac_sha512.Write(data.data(), data.size()); + (void)ripemd160.Write(data.data(), data.size()); + (void)sha1.Write(data.data(), data.size()); + (void)sha256.Write(data.data(), data.size()); + (void)sha512.Write(data.data(), data.size()); + (void)sip_hasher.Write(data.data(), data.size()); + + (void)Hash(data.begin(), data.end()); + (void)Hash160(data); + (void)Hash160(data.begin(), data.end()); + (void)sha512.Size(); + break; + } + case 1: { + (void)hash160.Reset(); + (void)hash256.Reset(); + (void)ripemd160.Reset(); + (void)sha1.Reset(); + (void)sha256.Reset(); + (void)sha512.Reset(); + break; + } + case 2: { + switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 8)) { + case 0: { + data.resize(CHash160::OUTPUT_SIZE); + hash160.Finalize(data.data()); + break; + } + case 1: { + data.resize(CHash256::OUTPUT_SIZE); + hash256.Finalize(data.data()); + break; + } + case 2: { + data.resize(CHMAC_SHA256::OUTPUT_SIZE); + hmac_sha256.Finalize(data.data()); + break; + } + case 3: { + data.resize(CHMAC_SHA512::OUTPUT_SIZE); + hmac_sha512.Finalize(data.data()); + break; + } + case 4: { + data.resize(CRIPEMD160::OUTPUT_SIZE); + ripemd160.Finalize(data.data()); + break; + } + case 5: { + data.resize(CSHA1::OUTPUT_SIZE); + sha1.Finalize(data.data()); + break; + } + case 6: { + data.resize(CSHA256::OUTPUT_SIZE); + sha256.Finalize(data.data()); + break; + } + case 7: { + data.resize(CSHA512::OUTPUT_SIZE); + sha512.Finalize(data.data()); + break; + } + case 8: { + data.resize(1); + data[0] = sip_hasher.Finalize() % 256; + break; + } + } + break; + } + } + } +} |