diff options
Diffstat (limited to 'src/include')
-rw-r--r-- | src/include/euid_common.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/include/euid_common.h b/src/include/euid_common.h new file mode 100644 index 000000000..1cba548ab --- /dev/null +++ b/src/include/euid_common.h | |||
@@ -0,0 +1,48 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2014-2016 netblue30 (netblue30@yahoo.com) | ||
3 | * | ||
4 | * This file is part of firejail project | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License along | ||
17 | * with this program; if not, write to the Free Software Foundation, Inc., | ||
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | ||
19 | */ | ||
20 | |||
21 | #ifndef EUID_COMMON_H | ||
22 | #define EUID_COMMON_H | ||
23 | #include <stdio.h> | ||
24 | #include <sys/types.h> | ||
25 | #include <unistd.h> | ||
26 | |||
27 | extern uid_t firejail_uid; | ||
28 | extern uid_t firejail_uid_switch; | ||
29 | |||
30 | static inline void EUID_ROOT(void) { | ||
31 | if (seteuid(0) == -1) | ||
32 | fprintf(stderr, "Error: cannot switch euid to root\n"); | ||
33 | } | ||
34 | |||
35 | static inline void EUID_USER(void) { | ||
36 | if (seteuid(firejail_uid) == -1) | ||
37 | fprintf(stderr, "Error: cannot switch euid to user\n"); | ||
38 | } | ||
39 | |||
40 | static inline void EUID_PRINT(void) { | ||
41 | printf("debug: uid %d, euid %d\n", getuid(), geteuid()); | ||
42 | } | ||
43 | |||
44 | static inline void EUID_INIT(void) { | ||
45 | firejail_uid = getuid(); | ||
46 | } | ||
47 | |||
48 | #endif | ||