Validate.bpf_check.op: def of bend-osdev-bpf@0.1.0.0
Import: import bend-osdev-bpf@0.1.0.0/validate.bend as Validate
Lines 80-100 of bend-osdev-bpf@0.1.0.0/validate.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-bpf@0.1.0.0/validate.bend&start_line=80&end_line=100

import Base
import bend-osdev-bpf@0.1.0.0/insn.bend as I

# the checks of one instruction at index pc, with r instructions after it
def bpf_check.op(op: I.BpfOp, +pc: Nat, +r: Nat) -> Result<&2, &2, I.BpfError, Unit>:
  match op:
    case I.BpfLdMem{k}:
      bpf_check.mem(k, pc, r)
    case I.BpfLdxMem{k}:
      bpf_check.mem(k, pc, r)
    case I.BpfSt{k}:
      bpf_check.mem(k, pc, r)
    case I.BpfStx{k}:
      bpf_check.mem(k, pc, r)
    case I.BpfAlu{o, src}:
      bpf_both(bpf_check.div(o, src, pc), bpf_check.next(pc, r))
    case I.BpfJa{k}:
      bpf_chk(Nat.is_lt(U32.to_nat(k), r), I.BpfErrJump{pc})
    case I.BpfJmp{c, src, jt, jf}:
      bpf_check.jmp(jt, jf, pc, r)
    case I.BpfRet{v}:
      Done{Unit{}}
    case other:
      bpf_check.next(pc, r)

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  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=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/insn.bend&name=BpfError
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/insn.bend&name=BpfOp
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/validate.bend&name=bpf_both
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/validate.bend&name=bpf_check.div
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/validate.bend&name=bpf_check.jmp
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/validate.bend&name=bpf_check.mem
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/validate.bend&name=bpf_check.next
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bpf@0.1.0.0/validate.bend&name=bpf_chk