Xenomai  3.1
rtcfg_proc.h
1 /***
2  *
3  * include/rtcfg/rtcfg_proc.c
4  *
5  * Real-Time Configuration Distribution Protocol
6  *
7  * Copyright (C) 2004 Jan Kiszka <jan.kiszka@web.de>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22  *
23  */
24 
25 #ifndef __RTCFG_PROC_H_
26 #define __RTCFG_PROC_H_
27 
28 #include <rtnet_internal.h>
29 
30 #ifdef CONFIG_XENO_OPT_VFILE
31 
32 extern struct mutex nrt_proc_lock;
33 
34 void rtcfg_update_conn_proc_entries(int ifindex);
35 void rtcfg_remove_conn_proc_entries(int ifindex);
36 
37 int rtcfg_init_proc(void);
38 void rtcfg_cleanup_proc(void);
39 
40 static inline void rtcfg_lockwr_proc(int ifindex)
41 {
42  mutex_lock(&nrt_proc_lock);
43  rtcfg_remove_conn_proc_entries(ifindex);
44 }
45 
46 static inline void rtcfg_unlockwr_proc(int ifindex)
47 {
48  rtcfg_update_conn_proc_entries(ifindex);
49  mutex_unlock(&nrt_proc_lock);
50 }
51 
52 #else
53 
54 #define rtcfg_lockwr_proc(x) \
55  do { \
56  } while (0)
57 #define rtcfg_unlockwr_proc(x) \
58  do { \
59  } while (0)
60 
61 #endif /* CONFIG_XENO_OPT_VFILE */
62 
63 #endif /* __RTCFG_PROC_H_ */