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acddc0ed | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2fb975da TT |
2 | /* Netlink helpers for zbuf |
3 | * Copyright (c) 2014-2015 Timo Teräs | |
2fb975da TT |
4 | */ |
5 | ||
6 | #include "zbuf.h" | |
7 | ||
8 | #define ZNL_BUFFER_SIZE 8192 | |
9 | ||
10 | void *znl_push(struct zbuf *zb, size_t n); | |
11 | void *znl_pull(struct zbuf *zb, size_t n); | |
12 | ||
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 | ||
996c9314 LB |
17 | struct rtattr *znl_rta_push(struct zbuf *zb, uint16_t type, const void *val, |
18 | size_t len); | |
2fb975da TT |
19 | struct rtattr *znl_rta_push_u32(struct zbuf *zb, uint16_t type, uint32_t val); |
20 | struct rtattr *znl_rta_nested_push(struct zbuf *zb, uint16_t type); | |
21 | void znl_rta_nested_complete(struct zbuf *zb, struct rtattr *rta); | |
22 | ||
23 | struct rtattr *znl_rta_pull(struct zbuf *zb, struct zbuf *payload); | |
24 | ||
25 | int znl_open(int protocol, int groups); |