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Paul Moored15c3452006-08-03 16:48:37 -07001/*
2 * NetLabel NETLINK Interface
3 *
4 * This file defines the NETLINK interface for the NetLabel system. The
5 * NetLabel system manages static and dynamic label mappings for network
6 * protocols such as CIPSO and RIPSO.
7 *
8 * Author: Paul Moore <paul.moore@hp.com>
9 *
10 */
11
12/*
13 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
14 *
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
23 * the GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software
27 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 *
29 */
30
31#ifndef _NETLABEL_USER_H
32#define _NETLABEL_USER_H
33
Paul Moore7a0e1d62006-08-29 17:56:04 -070034#include <linux/types.h>
Paul Moored15c3452006-08-03 16:48:37 -070035#include <linux/skbuff.h>
36#include <linux/capability.h>
Paul Moore32f50cd2006-09-28 14:51:47 -070037#include <linux/audit.h>
Paul Moore7a0e1d62006-08-29 17:56:04 -070038#include <net/netlink.h>
Paul Moored15c3452006-08-03 16:48:37 -070039#include <net/genetlink.h>
Paul Moore7a0e1d62006-08-29 17:56:04 -070040#include <net/netlabel.h>
Paul Moored15c3452006-08-03 16:48:37 -070041
42/* NetLabel NETLINK helper functions */
43
44/**
Paul Moored15c3452006-08-03 16:48:37 -070045 * netlbl_netlink_hdr_put - Write the NETLINK buffers into a sk_buff
46 * @skb: the packet
47 * @pid: the PID of the receipient
48 * @seq: the sequence number
49 * @type: the generic NETLINK message family type
50 * @cmd: command
51 *
52 * Description:
53 * Write both a NETLINK nlmsghdr structure and a Generic NETLINK genlmsghdr
54 * struct to the packet. Returns a pointer to the start of the payload buffer
55 * on success or NULL on failure.
56 *
57 */
58static inline void *netlbl_netlink_hdr_put(struct sk_buff *skb,
59 u32 pid,
60 u32 seq,
61 int type,
Paul Moorefcd48282006-09-25 15:56:09 -070062 int flags,
Paul Moored15c3452006-08-03 16:48:37 -070063 u8 cmd)
64{
65 return genlmsg_put(skb,
66 pid,
67 seq,
68 type,
69 0,
Paul Moorefcd48282006-09-25 15:56:09 -070070 flags,
Paul Moored15c3452006-08-03 16:48:37 -070071 cmd,
72 NETLBL_PROTO_VERSION);
73}
74
Paul Moored15c3452006-08-03 16:48:37 -070075/* NetLabel NETLINK I/O functions */
76
77int netlbl_netlink_init(void);
Paul Moored15c3452006-08-03 16:48:37 -070078
Paul Moore32f50cd2006-09-28 14:51:47 -070079/* NetLabel Audit Functions */
80
81struct audit_buffer *netlbl_audit_start_common(int type, u32 secid);
82void netlbl_audit_nomsg(int type, u32 secid);
83
Paul Moored15c3452006-08-03 16:48:37 -070084#endif