def cbc_enc_pub
import bend-osdev-crypto@0.1.0.0/PROOF.bend as PROOFimport Base
import bend-osdev-crypto@0.1.0.0/modes.bend as Md
307def cbc_enc_pub(~K: Data, ~Blk: Data, ~enc: K -> Blk -> Blk, ~bxor: Blk -> Blk -> Blk, +k: K, bs: List<&2, Blk>, +iv: Blk) -> {Md.cr.cbc.enc.go(~K, ~Blk, ~enc, ~bxor, k, bs, iv, Nil{}) == Md.cr.cbc.enc(~K, ~Blk, ~enc, ~bxor, k, bs, iv) : List<&2, Blk>}:
308 cbc_enc_tr(~K, ~Blk, ~enc, ~bxor, k, bs, iv, Nil{})