PROOFWhole.ckw.l4: def of bend-osdev-acpi@0.1.2.0
Import: import bend-osdev-acpi@0.1.2.0/PROOF_whole.bend as PROOFWhole
Lines 59-61 of bend-osdev-acpi@0.1.2.0/PROOF_whole.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-acpi@0.1.2.0/PROOF_whole.bend&start_line=59&end_line=61

import Base
import bend-osdev-bytes@0.1.1.1/bytes.bend as B
import bend-osdev-bytes@0.1.1.1/LAWS.bend as BL

def ckw.l4(+v: U32) -> {Nat.is_le(Nat.add(0n, 4n), B.Octets.len(B.Octets.le32(v))) == True{} : Bool}:
  %Equal.sym(Nat, B.Octets.len(B.Octets.le32(v)), 4n, BL.octets_len_le32(v)) : {Nat.is_le(Nat.add(0n, 4n), _) == True{} : Bool}
  {==}

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_le
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.1/LAWS.bend&name=octets_len_le32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.1/bytes.bend&name=Octets.le32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.1/bytes.bend&name=Octets.len