1 /* SPDX-License-Identifier: LGPL-2.1-only */ 2 /* 3 * Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch> 4 * Copyright (c) 2007 Philip Craig <philipc@snapgear.com> 5 * Copyright (c) 2007 Secure Computing Corporation 6 */ 7 8 #ifndef NETLINK_NFNL_H_ 9 #define NETLINK_NFNL_H_ 10 11 #include <netlink/netlink.h> 12 13 #ifdef __cplusplus 14 extern "C" { 15 #endif 16 17 #define NFNL_HDRLEN NLMSG_ALIGN(sizeof(struct nfgenmsg)) 18 #define NFNLMSG_TYPE(subsys, subtype) (((subsys) << 8) | (subtype)) 19 20 extern int nfnl_connect(struct nl_sock *); 21 22 extern uint8_t nfnlmsg_subsys(struct nlmsghdr *); 23 extern uint8_t nfnlmsg_subtype(struct nlmsghdr *); 24 extern uint8_t nfnlmsg_family(struct nlmsghdr *); 25 extern uint16_t nfnlmsg_res_id(struct nlmsghdr *); 26 27 extern int nfnl_send_simple(struct nl_sock *, uint8_t, uint8_t, 28 int, uint8_t, uint16_t); 29 extern struct nl_msg * nfnlmsg_alloc_simple(uint8_t, uint8_t, int, 30 uint8_t, uint16_t); 31 extern int nfnlmsg_put(struct nl_msg *, uint32_t, uint32_t, 32 uint8_t, uint8_t, int, uint8_t, uint16_t); 33 34 #ifdef __cplusplus 35 } 36 #endif 37 38 #endif 39