18 lines
657 B
Rust
18 lines
657 B
Rust
#![no_main]
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#![allow(deprecated)]
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use libfuzzer_sys::fuzz_target;
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use soliton::ratchet::RatchetState;
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fuzz_target!(|data: &[u8]| {
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// Exercises from_bytes_with_min_epoch with fuzz-controlled min_epoch.
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// The first 8 bytes are the min_epoch threshold; the remainder is the
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// serialized ratchet state. This covers the epoch validation gate and
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// its interaction with field parsing — a distinct attack surface from
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// plain from_bytes.
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if data.len() < 8 {
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return;
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}
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let min_epoch = u64::from_be_bytes(data[..8].try_into().unwrap());
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let _ = RatchetState::from_bytes_with_min_epoch(&data[8..], min_epoch);
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});
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