PROOF.xtsp.maskY: def of bend-osdev-cipher-modes@0.1.0.0
Import: import bend-osdev-cipher-modes@0.1.0.0/PROOF.bend as PROOF
Lines 1509-1514 of bend-osdev-cipher-modes@0.1.0.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-cipher-modes@0.1.0.0/PROOF.bend&start_line=1509&end_line=1514

import Base
import bend-osdev-bytes@0.1.0.0/bytes.bend as B
import bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend as M

def xtsp.maskY(+tl: List<&2, U32>, +b: M.CmBlock, hm: {B.mask(tl) == tl : List<&2, U32>}) -> {B.mask(B.append(tl, B.drop(B.len(tl), M.cm.bytes_of(b)))) == B.append(tl, B.drop(B.len(tl), M.cm.bytes_of(b))) : List<&2, U32>}:
  %Equal.sym(List<&2, U32>, B.mask(B.append(tl, B.drop(B.len(tl), M.cm.bytes_of(b)))), B.append(B.mask(tl), B.mask(B.drop(B.len(tl), M.cm.bytes_of(b)))), li.mask_append(tl, B.drop(B.len(tl), M.cm.bytes_of(b)))) : {_ == B.append(tl, B.drop(B.len(tl), M.cm.bytes_of(b))) : List<&2, U32>}
  %Equal.sym(List<&2, U32>, B.mask(B.drop(B.len(tl), M.cm.bytes_of(b))), B.drop(B.len(tl), B.mask(M.cm.bytes_of(b))), li.mask_drop(B.len(tl), M.cm.bytes_of(b))) : {B.append(B.mask(tl), _) == B.append(tl, B.drop(B.len(tl), M.cm.bytes_of(b))) : List<&2, U32>}
  %Equal.sym(List<&2, U32>, B.mask(M.cm.bytes_onto(b, Nil{})), M.cm.bytes_onto(b, B.mask(Nil{})), sp.mask_blk(b, Nil{})) : {B.append(B.mask(tl), B.drop(B.len(tl), _)) == B.append(tl, B.drop(B.len(tl), M.cm.bytes_of(b))) : List<&2, U32>}
  %Equal.sym(List<&2, U32>, B.mask(tl), tl, hm) : {B.append(_, B.drop(B.len(tl), M.cm.bytes_of(b))) == B.append(tl, B.drop(B.len(tl), M.cm.bytes_of(b))) : List<&2, U32>}
  {==}

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=append
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=drop
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=mask
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/PROOF.bend&name=li.mask_append
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/PROOF.bend&name=li.mask_drop
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/PROOF.bend&name=sp.mask_blk
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=CmBlock
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=cm.bytes_of
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cipher-modes@0.1.0.0/cipher_modes.bend&name=cm.bytes_onto