linux-sg2042/net/netlabel/netlabel_user.h

79 lines
2.1 KiB
C

/*
* NetLabel NETLINK Interface
*
* This file defines the NETLINK interface for the NetLabel system. The
* NetLabel system manages static and dynamic label mappings for network
* protocols such as CIPSO and RIPSO.
*
* Author: Paul Moore <paul.moore@hp.com>
*
*/
/*
* (c) Copyright Hewlett-Packard Development Company, L.P., 2006
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
* the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _NETLABEL_USER_H
#define _NETLABEL_USER_H
#include <linux/types.h>
#include <linux/skbuff.h>
#include <linux/capability.h>
#include <net/netlink.h>
#include <net/genetlink.h>
#include <net/netlabel.h>
/* NetLabel NETLINK helper functions */
/**
* netlbl_netlink_hdr_put - Write the NETLINK buffers into a sk_buff
* @skb: the packet
* @pid: the PID of the receipient
* @seq: the sequence number
* @type: the generic NETLINK message family type
* @cmd: command
*
* Description:
* Write both a NETLINK nlmsghdr structure and a Generic NETLINK genlmsghdr
* struct to the packet. Returns a pointer to the start of the payload buffer
* on success or NULL on failure.
*
*/
static inline void *netlbl_netlink_hdr_put(struct sk_buff *skb,
u32 pid,
u32 seq,
int type,
int flags,
u8 cmd)
{
return genlmsg_put(skb,
pid,
seq,
type,
0,
flags,
cmd,
NETLBL_PROTO_VERSION);
}
/* NetLabel NETLINK I/O functions */
int netlbl_netlink_init(void);
#endif