Function fvm_shared::commcid::cid_to_piece_commitment_v1

pub fn cid_to_piece_commitment_v1(c: &Cid) -> Result<Commitment, &'static str>

cid_to_piece_commitment_v1 converts a CID to a comm_p – it is just a helper function that is equivalent to cid_to_data_commitment_v1.