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| author | practicalswift <practicalswift@users.noreply.github.com> | 2020-05-16 18:17:25 +0000 |
|---|---|---|
| committer | practicalswift <practicalswift@users.noreply.github.com> | 2020-05-30 10:37:01 +0000 |
| commit | 43fb8f0ca331a7f79f0d287817da7f4b894bdbfa (patch) | |
| tree | af2e71abd3ac74bf630b52c1cd1a20d325f97428 /src | |
| parent | 8de72711c685e638fa54d485694fb1b1af024adc (diff) | |
| download | bitcoin-43fb8f0ca331a7f79f0d287817da7f4b894bdbfa.tar.xz | |
tests: Add fuzzing harness for functions in script/bitcoinconsensus.h
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.test.include | 7 | ||||
| -rw-r--r-- | src/test/fuzz/script_bitcoin_consensus.cpp | 31 |
2 files changed, 38 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include index 2480cdadbb..6ae32c7e7e 100644 --- a/src/Makefile.test.include +++ b/src/Makefile.test.include @@ -110,6 +110,7 @@ FUZZ_TARGETS = \ test/fuzz/rbf \ test/fuzz/rolling_bloom_filter \ test/fuzz/script \ + test/fuzz/script_bitcoin_consensus \ test/fuzz/script_deserialize \ test/fuzz/script_flags \ test/fuzz/script_ops \ @@ -941,6 +942,12 @@ test_fuzz_script_LDADD = $(FUZZ_SUITE_LD_COMMON) test_fuzz_script_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) test_fuzz_script_SOURCES = test/fuzz/script.cpp +test_fuzz_script_bitcoin_consensus_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) +test_fuzz_script_bitcoin_consensus_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) +test_fuzz_script_bitcoin_consensus_LDADD = $(FUZZ_SUITE_LD_COMMON) +test_fuzz_script_bitcoin_consensus_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) +test_fuzz_script_bitcoin_consensus_SOURCES = test/fuzz/script_bitcoin_consensus.cpp + test_fuzz_script_deserialize_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) -DSCRIPT_DESERIALIZE=1 test_fuzz_script_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) test_fuzz_script_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON) diff --git a/src/test/fuzz/script_bitcoin_consensus.cpp b/src/test/fuzz/script_bitcoin_consensus.cpp new file mode 100644 index 0000000000..22f4b4f44a --- /dev/null +++ b/src/test/fuzz/script_bitcoin_consensus.cpp @@ -0,0 +1,31 @@ +// 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 <script/bitcoinconsensus.h> +#include <script/interpreter.h> +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> +#include <test/fuzz/util.h> + +#include <cstdint> +#include <string> +#include <vector> + +void test_one_input(const std::vector<uint8_t>& buffer) +{ + FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); + const std::vector<uint8_t> random_bytes_1 = ConsumeRandomLengthByteVector(fuzzed_data_provider); + const std::vector<uint8_t> random_bytes_2 = ConsumeRandomLengthByteVector(fuzzed_data_provider); + const CAmount money = ConsumeMoney(fuzzed_data_provider); + bitcoinconsensus_error err; + bitcoinconsensus_error* err_p = fuzzed_data_provider.ConsumeBool() ? &err : nullptr; + const unsigned int n_in = fuzzed_data_provider.ConsumeIntegral<unsigned int>(); + const unsigned int flags = fuzzed_data_provider.ConsumeIntegral<unsigned int>(); + assert(bitcoinconsensus_version() == BITCOINCONSENSUS_API_VER); + if ((flags & SCRIPT_VERIFY_WITNESS) != 0 && (flags & SCRIPT_VERIFY_P2SH) == 0) { + return; + } + (void)bitcoinconsensus_verify_script(random_bytes_1.data(), random_bytes_1.size(), random_bytes_2.data(), random_bytes_2.size(), n_in, flags, err_p); + (void)bitcoinconsensus_verify_script_with_amount(random_bytes_1.data(), random_bytes_1.size(), money, random_bytes_2.data(), random_bytes_2.size(), n_in, flags, err_p); +} |