]>
git.proxmox.com Git - mirror_lxc.git/blob - src/lxc/caps.h
2 * lxc: linux Container library
4 * (C) Copyright IBM Corp. 2007, 2008
7 * Daniel Lezcano <dlezcano at fr.ibm.com>
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library 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 GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 extern int lxc_caps_reset(void);
27 extern int lxc_caps_down(void);
28 extern int lxc_caps_up(void);
29 extern int lxc_caps_init(void);
30 extern int lxc_caps_check(void);
32 extern int lxc_caps_last_cap(void);
34 #define lxc_priv(__lxc_function) \
36 int __ret, __ret2, __errno = 0; \
37 __ret = lxc_caps_up(); \
40 __ret = __lxc_function; \
43 __ret2 = lxc_caps_down(); \
44 __out: __ret ? errno = __errno,__ret : __ret2; \
47 #define lxc_unpriv(__lxc_function) \
49 int __ret, __ret2, __errno = 0; \
50 __ret = lxc_caps_down(); \
53 __ret = __lxc_function; \
56 __ret2 = lxc_caps_up(); \
57 __out: __ret ? errno = __errno,__ret : __ret2; \