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| author | practicalswift <practicalswift@users.noreply.github.com> | 2021-01-24 18:45:44 +0000 |
|---|---|---|
| committer | practicalswift <practicalswift@users.noreply.github.com> | 2021-01-25 20:55:36 +0000 |
| commit | 58232e3ffb319d27b41cfe040cfea8e43a3fb7e9 (patch) | |
| tree | f145addb9902c25cbd5d02b2cbc8d609e28dc91b /src/test/fuzz/crypto_chacha20_poly1305_aead.cpp | |
| parent | 52d84a45e2fa3def71853cd31d5582ae31ea85d3 (diff) | |
| download | bitcoin-58232e3ffb319d27b41cfe040cfea8e43a3fb7e9.tar.xz | |
fuzz: Avoid -fsanitize=integer warnings in fuzzing harnesses
Diffstat (limited to 'src/test/fuzz/crypto_chacha20_poly1305_aead.cpp')
| -rw-r--r-- | src/test/fuzz/crypto_chacha20_poly1305_aead.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/test/fuzz/crypto_chacha20_poly1305_aead.cpp b/src/test/fuzz/crypto_chacha20_poly1305_aead.cpp index 1f122082b2..0e1c44cded 100644 --- a/src/test/fuzz/crypto_chacha20_poly1305_aead.cpp +++ b/src/test/fuzz/crypto_chacha20_poly1305_aead.cpp @@ -45,18 +45,24 @@ FUZZ_TARGET(crypto_chacha20_poly1305_aead) assert(ok); }, [&] { + if (AdditionOverflow(seqnr_payload, static_cast<uint64_t>(1))) { + return; + } seqnr_payload += 1; aad_pos += CHACHA20_POLY1305_AEAD_AAD_LEN; if (aad_pos + CHACHA20_POLY1305_AEAD_AAD_LEN > CHACHA20_ROUND_OUTPUT) { aad_pos = 0; + if (AdditionOverflow(seqnr_aad, static_cast<uint64_t>(1))) { + return; + } seqnr_aad += 1; } }, [&] { - seqnr_payload = fuzzed_data_provider.ConsumeIntegral<int>(); + seqnr_payload = fuzzed_data_provider.ConsumeIntegral<uint64_t>(); }, [&] { - seqnr_aad = fuzzed_data_provider.ConsumeIntegral<int>(); + seqnr_aad = fuzzed_data_provider.ConsumeIntegral<uint64_t>(); }, [&] { is_encrypt = fuzzed_data_provider.ConsumeBool(); |