package bpf

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Embedded eBPF assembler

Install

Dune Dependency

github.com Readme Changelog Edit opam file Versions (2)

Authors

  1. Y
    ygrek <ygrek@autistici.org>

Maintainers

  1. Y
    ygrek <ygrek@autistici.org>

Sources

bpf-0.1.tbz
md5=fe1e6b23e9f9786bd6396754de5c1e5c

Description

Generate BPF programs directly from OCaml, for use with Linux kernel socket/seccomp/event filters or to generate machine code with ubpf JIT for userspace.

Tags

org:ygrek

Published: 04 Jul 2017

README

README.md

OCaml embedded eBPF assembler.

eBPF.mli

Assuming R1 points to packet data - check if it is an ARP packet :

let arp =
[
  ldx H R2 (R1,12);
  movi R0 1;
  jmpi_ 1 R2 `EQ 0x806;
  movi R0 0;
  ret
]

See src/test.ml for more examples.

Dependencies (5)

  1. ppx_deriving
  2. topkg build
  3. ocamlbuild build
  4. ocamlfind build
  5. ocaml >= "4.02.0"

Dev Dependencies

None

Used by

None

Conflicts

None