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author | practicalswift <practicalswift@users.noreply.github.com> | 2020-06-16 13:03:01 +0000 |
---|---|---|
committer | practicalswift <practicalswift@users.noreply.github.com> | 2020-06-25 15:06:13 +0000 |
commit | 9352c3232594f953d2db11c1e140be3f7f9fbae4 (patch) | |
tree | 15bb3457455e5386299767e8d7b35c288cafb793 /src | |
parent | c8fa03d1766c7c99a78814507aa252265b8cc89b (diff) | |
download | bitcoin-9352c3232594f953d2db11c1e140be3f7f9fbae4.tar.xz |
tests: Add fuzzing harness for AES256Encrypt/AES256Decrypt
Diffstat (limited to 'src')
-rw-r--r-- | src/Makefile.test.include | 7 | ||||
-rw-r--r-- | src/test/fuzz/crypto_aes256.cpp | 30 |
2 files changed, 37 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include index 472382c7d2..e0351c1c81 100644 --- a/src/Makefile.test.include +++ b/src/Makefile.test.include @@ -33,6 +33,7 @@ FUZZ_TARGETS = \ test/fuzz/coins_deserialize \ test/fuzz/coins_view \ test/fuzz/crypto \ + test/fuzz/crypto_aes256 \ test/fuzz/crypto_common \ test/fuzz/cuckoocache \ test/fuzz/decode_tx \ @@ -486,6 +487,12 @@ 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_aes256_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) +test_fuzz_crypto_aes256_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) +test_fuzz_crypto_aes256_LDADD = $(FUZZ_SUITE_LD_COMMON) +test_fuzz_crypto_aes256_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) +test_fuzz_crypto_aes256_SOURCES = test/fuzz/crypto_aes256.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_aes256.cpp b/src/test/fuzz/crypto_aes256.cpp new file mode 100644 index 0000000000..ae14073c96 --- /dev/null +++ b/src/test/fuzz/crypto_aes256.cpp @@ -0,0 +1,30 @@ +// 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/aes.h> +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> +#include <test/fuzz/util.h> + +#include <cassert> +#include <cstdint> +#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> key = ConsumeFixedLengthByteVector(fuzzed_data_provider, AES256_KEYSIZE); + + AES256Encrypt encrypt{key.data()}; + AES256Decrypt decrypt{key.data()}; + + while (fuzzed_data_provider.ConsumeBool()) { + const std::vector<uint8_t> plaintext = ConsumeFixedLengthByteVector(fuzzed_data_provider, AES_BLOCKSIZE); + std::vector<uint8_t> ciphertext(AES_BLOCKSIZE); + encrypt.Encrypt(ciphertext.data(), plaintext.data()); + std::vector<uint8_t> decrypted_plaintext(AES_BLOCKSIZE); + decrypt.Decrypt(decrypted_plaintext.data(), ciphertext.data()); + assert(decrypted_plaintext == plaintext); + } +} |