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Poseidon version of SnapDeals #1547

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merged 2 commits into from
Jan 28, 2022
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Poseidon version of SnapDeals #1547

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988be1c
feat: EmptySectorUpdate-Poseidon circuit
Dec 7, 2021
c92d7bd
feat: EmptySectorUpdate-Poseidon CompoundProof
DrPeterVanNostrand Jan 28, 2022
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22 changes: 22 additions & 0 deletions storage-proofs-update/src/challenges.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,28 @@ impl Challenges {
challenges_remaining: challenge_count,
}
}

pub fn new_poseidon(sector_nodes: usize, comm_r_new: TreeRDomain) -> Self {
let repeats = partition_count(sector_nodes);

let challenge_bit_len = sector_nodes.trailing_zeros() as usize;
let random_bits_per_challenge = challenge_bit_len;
let challenges_per_digest = Fr::CAPACITY as usize / random_bits_per_challenge;

let challenge_count = challenge_count(sector_nodes) * repeats;
let digest_index_all_partitions = 0;

Challenges {
comm_r_new,
partition_bits: 0,
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random_bits_per_challenge,
challenges_per_digest,
digest_index_all_partitions,
i: 0,
digest_bits: Vec::with_capacity(Fr::NUM_BITS as usize),
challenges_remaining: challenge_count,
}
}
}

impl Iterator for Challenges {
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