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