diff options
| -rw-r--r-- | src/Makefile.test.include | 7 | ||||
| -rw-r--r-- | src/test/fuzz/message.cpp | 48 |
2 files changed, 55 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include index 1fe4df8059..68ba1bc68e 100644 --- a/src/Makefile.test.include +++ b/src/Makefile.test.include @@ -53,6 +53,7 @@ FUZZ_TARGETS = \ test/fuzz/locale \ test/fuzz/merkle_block_deserialize \ test/fuzz/merkleblock \ + test/fuzz/message \ test/fuzz/messageheader_deserialize \ test/fuzz/multiplication_overflow \ test/fuzz/net_permissions \ @@ -595,6 +596,12 @@ test_fuzz_merkleblock_LDADD = $(FUZZ_SUITE_LD_COMMON) test_fuzz_merkleblock_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) test_fuzz_merkleblock_SOURCES = test/fuzz/merkleblock.cpp +test_fuzz_message_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) +test_fuzz_message_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) +test_fuzz_message_LDADD = $(FUZZ_SUITE_LD_COMMON) +test_fuzz_message_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) +test_fuzz_message_SOURCES = test/fuzz/message.cpp + test_fuzz_messageheader_deserialize_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) -DMESSAGEHEADER_DESERIALIZE=1 test_fuzz_messageheader_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) test_fuzz_messageheader_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON) diff --git a/src/test/fuzz/message.cpp b/src/test/fuzz/message.cpp new file mode 100644 index 0000000000..dfa98a812b --- /dev/null +++ b/src/test/fuzz/message.cpp @@ -0,0 +1,48 @@ +// 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 <chainparams.h> +#include <key_io.h> +#include <optional.h> +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> +#include <test/fuzz/util.h> +#include <util/message.h> +#include <util/strencodings.h> + +#include <cassert> +#include <cstdint> +#include <iostream> +#include <string> +#include <vector> + +void initialize() +{ + static const ECCVerifyHandle ecc_verify_handle; + ECC_Start(); + SelectParams(CBaseChainParams::REGTEST); +} + +void test_one_input(const std::vector<uint8_t>& buffer) +{ + FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); + const std::string random_message = fuzzed_data_provider.ConsumeRandomLengthString(1024); + { + const std::vector<uint8_t> random_bytes = ConsumeRandomLengthByteVector(fuzzed_data_provider); + CKey private_key; + private_key.Set(random_bytes.begin(), random_bytes.end(), fuzzed_data_provider.ConsumeBool()); + std::string signature; + const bool message_signed = MessageSign(private_key, random_message, signature); + if (private_key.IsValid()) { + assert(message_signed); + const MessageVerificationResult verification_result = MessageVerify(EncodeDestination(PKHash(private_key.GetPubKey().GetID())), signature, random_message); + assert(verification_result == MessageVerificationResult::OK); + } + } + { + (void)MessageHash(random_message); + (void)MessageVerify(fuzzed_data_provider.ConsumeRandomLengthString(1024), fuzzed_data_provider.ConsumeRandomLengthString(1024), random_message); + (void)SigningResultString(fuzzed_data_provider.PickValueInArray({SigningResult::OK, SigningResult::PRIVATE_KEY_NOT_AVAILABLE, SigningResult::SIGNING_FAILED})); + } +} |