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Rewrite verify to use izip!

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Thomas Eizinger 2021-05-12 20:29:37 +10:00
parent 2c6e917554
commit 1e973e5bbd
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GPG Key ID: 651AC83A6C6C8B96
1 changed files with 22 additions and 26 deletions
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48
monero-adaptor/src/clsag.rs
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@ -108,36 +108,32 @@ pub fn verify(
let adjusted_commitment_ring = commitment_ring.map(|point| point - pseudo_output_commitment); let adjusted_commitment_ring = commitment_ring.map(|point| point - pseudo_output_commitment);
let mut h = h_0; let h_0_computed = itertools::izip!(responses, ring, adjusted_commitment_ring).fold(
h_0,
|h, (s_i, pk_i, adjusted_commitment_i)| {
dbg!(hex::encode(h.as_bytes()));
dbg!(hex::encode(pk_i.compress().as_bytes()));
dbg!(hex::encode(adjusted_commitment_i.compress().as_bytes()));
for (i, s_i) in responses.iter().enumerate() { let L_i = compute_L(h, mu_P, mu_C, s_i, *pk_i, adjusted_commitment_i);
let pk_i = ring[i % RING_SIZE]; let R_i = compute_R(h, mu_P, mu_C, s_i, *pk_i, I, D);
let adjusted_commitment_i = adjusted_commitment_ring[i % RING_SIZE]; dbg!(hex::encode(L_i.compress().as_bytes()));
dbg!(hex::encode(R_i.compress().as_bytes()));
dbg!(hex::encode(pk_i.compress().as_bytes())); hash_to_scalar!(
dbg!(hex::encode(adjusted_commitment_i.compress().as_bytes())); b"CLSAG_round"
|| ring
|| commitment_ring
|| pseudo_output_commitment
|| msg
|| L_i
|| R_i
)
},
);
let L_i = compute_L(h, mu_P, mu_C, *s_i, pk_i, adjusted_commitment_i); h_0_computed == h_0
let R_i = compute_R(h, mu_P, mu_C, *s_i, pk_i, I, D);
dbg!(hex::encode(L_i.compress().as_bytes()));
dbg!(hex::encode(R_i.compress().as_bytes()));
h = hash_to_scalar!(
b"CLSAG_round"
|| ring
|| commitment_ring
|| pseudo_output_commitment
|| msg
|| L_i
|| R_i
);
dbg!(hex::encode(h.as_bytes()));
}
h == h_0
} }
#[derive(Clone, Debug)] #[derive(Clone, Debug)]