Cbc.Cbc.decrypt_padded: def of bend-osdev-cbc@0.1.0.0
Import: import bend-osdev-cbc@0.1.0.0/cbc.bend as Cbc
Lines 157-163 of bend-osdev-cbc@0.1.0.0/cbc.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-cbc@0.1.0.0/cbc.bend&start_line=157&end_line=163

import Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
import bend-osdev-mode-core@0.1.0.0/mode_core.bend as M
import bend-osdev-pkcs7@0.1.0.0/pkcs7.bend as P

# decrypted, then the padding checked and removed (CmBadPadding)
def Cbc.decrypt_padded(~K: Data, ~dec: K -> M.CmBlock -> M.CmBlock, +k: K, iv: B.Octets, +c: B.Octets) -> Result<&2, &2, M.CmError, B.Octets>:
  +n = B.Octets.len(c)
  do Result<&2, &2, M.CmError, B.Octets>:
    M.cm.check(Nat.is_lt(0n, n), M.CmTooShort{n})
    padded : B.Octets <- Cbc.decrypt(~K, ~dec, k, iv, c)
    P.Pkcs7.unpad(16n, padded)

Uses (11):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result.bind
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-cbc@0.1.0.0/cbc.bend&name=Cbc.decrypt
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-mode-core@0.1.0.0/mode_core.bend&name=CmBlock
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-mode-core@0.1.0.0/mode_core.bend&name=CmError
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-mode-core@0.1.0.0/mode_core.bend&name=cm.check
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-pkcs7@0.1.0.0/pkcs7.bend&name=Pkcs7.unpad