diff options
| -rw-r--r-- | src/Makefile.test.include | 7 | ||||
| -rw-r--r-- | src/test/fuzz/crypto_hkdf_hmac_sha256_l32.cpp | 25 |
2 files changed, 32 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include index 5198bf099a..4ec5315d71 100644 --- a/src/Makefile.test.include +++ b/src/Makefile.test.include @@ -36,6 +36,7 @@ FUZZ_TARGETS = \ test/fuzz/crypto_aes256 \ test/fuzz/crypto_aes256cbc \ test/fuzz/crypto_common \ + test/fuzz/crypto_hkdf_hmac_sha256_l32 \ test/fuzz/crypto_poly1305 \ test/fuzz/cuckoocache \ test/fuzz/decode_tx \ @@ -507,6 +508,12 @@ test_fuzz_crypto_common_LDADD = $(FUZZ_SUITE_LD_COMMON) test_fuzz_crypto_common_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) test_fuzz_crypto_common_SOURCES = test/fuzz/crypto_common.cpp +test_fuzz_crypto_hkdf_hmac_sha256_l32_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) +test_fuzz_crypto_hkdf_hmac_sha256_l32_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) +test_fuzz_crypto_hkdf_hmac_sha256_l32_LDADD = $(FUZZ_SUITE_LD_COMMON) +test_fuzz_crypto_hkdf_hmac_sha256_l32_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) +test_fuzz_crypto_hkdf_hmac_sha256_l32_SOURCES = test/fuzz/crypto_hkdf_hmac_sha256_l32.cpp + test_fuzz_crypto_poly1305_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) test_fuzz_crypto_poly1305_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) test_fuzz_crypto_poly1305_LDADD = $(FUZZ_SUITE_LD_COMMON) diff --git a/src/test/fuzz/crypto_hkdf_hmac_sha256_l32.cpp b/src/test/fuzz/crypto_hkdf_hmac_sha256_l32.cpp new file mode 100644 index 0000000000..e0a4e90c10 --- /dev/null +++ b/src/test/fuzz/crypto_hkdf_hmac_sha256_l32.cpp @@ -0,0 +1,25 @@ +// 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/hkdf_sha256_32.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> initial_key_material = ConsumeRandomLengthByteVector(fuzzed_data_provider); + + CHKDF_HMAC_SHA256_L32 hkdf_hmac_sha256_l32(initial_key_material.data(), initial_key_material.size(), fuzzed_data_provider.ConsumeRandomLengthString(1024)); + while (fuzzed_data_provider.ConsumeBool()) { + std::vector<uint8_t> out(32); + hkdf_hmac_sha256_l32.Expand32(fuzzed_data_provider.ConsumeRandomLengthString(128), out.data()); + } +} |