/usr/include/libnl3/netlink/netfilter/nfnl.h is in libnl-3-dev 3.2.27-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | /*
* netlink/nfnl/nfnl.h Netfilter Netlink
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation version 2.1
* of the License.
*
* Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch>
* Copyright (c) 2007 Philip Craig <philipc@snapgear.com>
* Copyright (c) 2007 Secure Computing Corporation
*/
#ifndef NETLINK_NFNL_H_
#define NETLINK_NFNL_H_
#include <netlink/netlink.h>
#ifdef __cplusplus
extern "C" {
#endif
#define NFNL_HDRLEN NLMSG_ALIGN(sizeof(struct nfgenmsg))
#define NFNLMSG_TYPE(subsys, subtype) (((subsys) << 8) | (subtype))
extern int nfnl_connect(struct nl_sock *);
extern uint8_t nfnlmsg_subsys(struct nlmsghdr *);
extern uint8_t nfnlmsg_subtype(struct nlmsghdr *);
extern uint8_t nfnlmsg_family(struct nlmsghdr *);
extern uint16_t nfnlmsg_res_id(struct nlmsghdr *);
extern int nfnl_send_simple(struct nl_sock *, uint8_t, uint8_t,
int, uint8_t, uint16_t);
extern struct nl_msg * nfnlmsg_alloc_simple(uint8_t, uint8_t, int,
uint8_t, uint16_t);
extern int nfnlmsg_put(struct nl_msg *, uint32_t, uint32_t,
uint8_t, uint8_t, int, uint8_t, uint16_t);
#ifdef __cplusplus
}
#endif
#endif
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