1 /* 2 * netlink/nfnl/nfnl.h Netfilter Netlink 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation version 2.1 7 * of the License. 8 * 9 * Copyright (c) 2003-2008 Thomas Graf <tgraf (at) suug.ch> 10 * Copyright (c) 2007 Philip Craig <philipc (at) snapgear.com> 11 * Copyright (c) 2007 Secure Computing Corporation 12 */ 13 14 #ifndef NETLINK_NFNL_H_ 15 #define NETLINK_NFNL_H_ 16 17 #include <netlink/netlink.h> 18 19 #ifdef __cplusplus 20 extern "C" { 21 #endif 22 23 #define NFNL_HDRLEN NLMSG_ALIGN(sizeof(struct nfgenmsg)) 24 #define NFNLMSG_TYPE(subsys, subtype) (((subsys) << 8) | (subtype)) 25 26 extern int nfnl_connect(struct nl_sock *); 27 28 extern uint8_t nfnlmsg_subsys(struct nlmsghdr *); 29 extern uint8_t nfnlmsg_subtype(struct nlmsghdr *); 30 extern uint8_t nfnlmsg_family(struct nlmsghdr *); 31 extern uint16_t nfnlmsg_res_id(struct nlmsghdr *); 32 33 extern int nfnl_send_simple(struct nl_sock *, uint8_t, uint8_t, 34 int, uint8_t, uint16_t); 35 extern struct nl_msg * nfnlmsg_alloc_simple(uint8_t, uint8_t, int, 36 uint8_t, uint16_t); 37 extern int nfnlmsg_put(struct nl_msg *, uint32_t, uint32_t, 38 uint8_t, uint8_t, int, uint8_t, uint16_t); 39 40 #ifdef __cplusplus 41 } 42 #endif 43 44 #endif 45
