async fn retrieve_peer_headers_sequence_ranking(
last_common_info: (&u32, &HeaderHash, &PoWModule, &BlockDifficulty),
channel: &(&ChannelPtr, &u64),
proposal: &Proposal,
header_hashes: &[HeaderHash],
) -> Result<(BigUint, BigUint)>Expand description
Auxiliary function to retrieve provided peer headers hashes sequence and its ranking, based on provided last common information.