57 lines
1.3 KiB
Rust
57 lines
1.3 KiB
Rust
use bitcoin::hashes::{ripemd160, sha1, sha256d, sha512, Hmac};
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use honggfuzz::fuzz;
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use serde::{Deserialize, Serialize};
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#[derive(Deserialize, Serialize)]
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struct Hmacs {
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sha1: Hmac<sha1::Hash>,
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sha512: Hmac<sha512::Hash>,
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}
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#[derive(Deserialize, Serialize)]
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struct Main {
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hmacs: Hmacs,
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ripemd: ripemd160::Hash,
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sha2d: sha256d::Hash,
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}
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fn do_test(data: &[u8]) {
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if let Ok(m) = serde_cbor::from_slice::<Main>(data) {
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let vec = serde_cbor::to_vec(&m).unwrap();
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assert_eq!(data, &vec[..]);
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}
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}
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fn main() {
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loop {
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fuzz!(|d| { do_test(d) });
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}
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}
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#[cfg(all(test, fuzzing))]
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mod tests {
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fn extend_vec_from_hex(hex: &str, out: &mut Vec<u8>) {
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let mut b = 0;
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for (idx, c) in hex.as_bytes().iter().enumerate() {
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b <<= 4;
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match *c {
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b'A'..=b'F' => b |= c - b'A' + 10,
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b'a'..=b'f' => b |= c - b'a' + 10,
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b'0'..=b'9' => b |= c - b'0',
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_ => panic!("Bad hex"),
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}
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if (idx & 1) == 1 {
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out.push(b);
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b = 0;
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}
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}
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}
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#[test]
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fn duplicate_crash() {
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let mut a = Vec::new();
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extend_vec_from_hex("00000", &mut a);
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super::do_test(&a);
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}
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}
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