def cr.cbc.dec.go
import bend-osdev-crypto@0.1.0.0/modes.bend as Modesimport Base
73def cr.cbc.dec.go(~K: Data, ~Blk: Data, ~dec: K -> Blk -> Blk, ~bxor: Blk -> Blk -> Blk, +k: K, bs: List<&2, Blk>, iv: Blk, acc: List<&2, Blk>) -> List<&2, Blk>:
74 match bs:
75 case Nil{}:
76 cr.blks.rev_onto(~Blk, acc, Nil{})
77 case Con{+c, t}:
78 cr.cbc.dec.go(~K, ~Blk, ~dec, ~bxor, k, t, c, Con{bxor(dec(k, c), iv), acc})