PROOF.rx1: def of bend-osdev-acpi@0.1.1.0
Import: import bend-osdev-acpi@0.1.1.0/PROOF.bend as PROOF
Lines 2492-2497 of bend-osdev-acpi@0.1.1.0/PROOF.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-acpi@0.1.1.0/PROOF.bend&start_line=2492&end_line=2497

import Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B
import bend-osdev-acpi@0.1.1.0/error.bend as E
import bend-osdev-acpi@0.1.1.0/checksum.bend as C
import bend-osdev-acpi@0.1.1.0/rsdp.bend as P

def rx1(+b: Bool, +o: B.Octets, +r: P.AcpiRsdp, +e: {P.rs.p1(b, o) == Done{r} : Result<&2, &2, E.AcpiError, P.AcpiRsdp>}) -> {C.AcpiChecksum.ok(B.Octets.take(P.AcpiRsdp.checked(r), o)) == True{} : Bool}:
  match b:
    case True{}:
      rx2(B.Octets.is_eq(B.Octets.take(8n, o), P.AcpiRsdp.signature()), o, r, e)
    case False{}:
      Empty.absurd({C.AcpiChecksum.ok(B.Octets.take(P.AcpiRsdp.checked(r), o)) == True{} : Bool}, fd_absurd(P.AcpiRsdp, E.AcpiTooShort{20n, B.Octets.len(o)}, r, e))

Uses (15):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Empty.absurd
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/PROOF.bend&name=fd_absurd
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/PROOF.bend&name=rx2
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/checksum.bend&name=AcpiChecksum.ok
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/error.bend&name=AcpiError
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/rsdp.bend&name=AcpiRsdp
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/rsdp.bend&name=AcpiRsdp.checked
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/rsdp.bend&name=AcpiRsdp.signature
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-acpi@0.1.1.0/rsdp.bend&name=rs.p1
  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.is_eq
  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-bytes@0.1.1.0/bytes.bend&name=Octets.take