znl.h 1.1 KB

  1. /* Netlink helpers for zbuf
  2. * Copyright (c) 2014-2015 Timo Teräs
  3. *
  4. * This file is free software: you may copy, redistribute and/or modify
  5. * it under the terms of the GNU General Public License as published by
  6. * the Free Software Foundation, either version 2 of the License, or
  7. * (at your option) any later version.
  8. */
  9. #include "zbuf.h"
  10. #define ZNL_BUFFER_SIZE 8192
  11. void *znl_push(struct zbuf *zb, size_t n);
  12. void *znl_pull(struct zbuf *zb, size_t n);
  13. struct nlmsghdr *znl_nlmsg_push(struct zbuf *zb, uint16_t type, uint16_t flags);
  14. void znl_nlmsg_complete(struct zbuf *zb, struct nlmsghdr *n);
  15. struct nlmsghdr *znl_nlmsg_pull(struct zbuf *zb, struct zbuf *payload);
  16. struct rtattr *znl_rta_push(struct zbuf *zb, uint16_t type, const void *val, size_t len);
  17. struct rtattr *znl_rta_push_u32(struct zbuf *zb, uint16_t type, uint32_t val);
  18. struct rtattr *znl_rta_nested_push(struct zbuf *zb, uint16_t type);
  19. void znl_rta_nested_complete(struct zbuf *zb, struct rtattr *rta);
  20. struct rtattr *znl_rta_pull(struct zbuf *zb, struct zbuf *payload);
  21. int znl_open(int protocol, int groups);