1 /*
2 * Copyright (c) 2018 FUJITSU LIMITED. All rights reserved.
3 * Author: yang xu <xuyang.jy@cn.fujitsu.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
13 * the GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #ifndef COMPAT_TST_16_H__
20 #define COMPAT_TST_16_H__
21
22 #include <errno.h>
23 #include <grp.h>
24 #include <sys/fsuid.h>
25 #include <sys/types.h>
26 #include <unistd.h>
27
28 #include "compat_gid.h"
29 #include "compat_uid.h"
30 #include "lapi/syscalls.h"
31
32 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
33 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
34
35
36 /* If the platform has __NR_sys_name32 defined it
37 * means that __NR_sys_name is a 16-bit version of
38 * sys_name() syscall
39 */
40 #ifdef TST_USE_COMPAT16_SYSCALL
41 # define TST_CREATE_SYSCALL(sys_name, ...) ({ \
42 if (__NR_##sys_name##32 != __LTP__NR_INVALID_SYSCALL) { \
43 return tst_syscall(__NR_##sys_name, ##__VA_ARGS__); \
44 } else { \
45 tst_brk(TCONF, \
46 "16-bit version of %s() is not supported on your " \
47 "platform", #sys_name); \
48 return -1; \
49 } \
50 })
51 #else
52 # define TST_CREATE_SYSCALL(sys_name, ...) ({\
53 return sys_name(__VA_ARGS__); \
54 })
55 #endif
56
57 #define UID16_CHECK(uid, sys_name) ({ \
58 if (!UID_SIZE_CHECK(uid)) { \
59 tst_brk(TBROK, \
60 "uid %d of %s is too large for testing 16-bit " \
61 "version of %s()", uid, #uid, #sys_name); \
62 } \
63 })
64 #define GID16_CHECK(gid, sys_name) ({ \
65 if (!GID_SIZE_CHECK(gid)) { \
66 tst_brk(TBROK, \
67 "gid %d of %s is too large for testing 16-bit " \
68 "version of %s()", gid, #gid, #sys_name); \
69 } \
70 })
71
SETGROUPS(size_t gidsetsize,GID_T * list)72 int SETGROUPS(size_t gidsetsize, GID_T *list)
73 {
74 TST_CREATE_SYSCALL(setgroups, gidsetsize, list);
75 }
76
GETGROUPS(size_t gidsetsize,GID_T * list)77 int GETGROUPS(size_t gidsetsize, GID_T *list)
78 {
79 TST_CREATE_SYSCALL(getgroups, gidsetsize, list);
80 }
81
SETUID(UID_T uid)82 int SETUID(UID_T uid)
83 {
84 TST_CREATE_SYSCALL(setuid, uid);
85 }
86
GETUID(void)87 UID_T GETUID(void)
88 {
89 TST_CREATE_SYSCALL(getuid);
90 }
91
SETGID(GID_T gid)92 int SETGID(GID_T gid)
93 {
94 TST_CREATE_SYSCALL(setgid, gid);
95 }
96
GETGID(void)97 GID_T GETGID(void)
98 {
99 TST_CREATE_SYSCALL(getgid);
100 }
101
GETEUID(void)102 UID_T GETEUID(void)
103 {
104 TST_CREATE_SYSCALL(geteuid);
105 }
106
GETEGID(void)107 GID_T GETEGID(void)
108 {
109 TST_CREATE_SYSCALL(getegid);
110 }
111
SETFSUID(UID_T uid)112 int SETFSUID(UID_T uid)
113 {
114 TST_CREATE_SYSCALL(setfsuid, uid);
115 }
116
SETFSGID(GID_T gid)117 int SETFSGID(GID_T gid)
118 {
119 TST_CREATE_SYSCALL(setfsgid, gid);
120 }
121
SETREUID(UID_T ruid,UID_T euid)122 int SETREUID(UID_T ruid, UID_T euid)
123 {
124 TST_CREATE_SYSCALL(setreuid, ruid, euid);
125 }
SETREGID(GID_T rgid,GID_T egid)126 int SETREGID(GID_T rgid, GID_T egid)
127 {
128 TST_CREATE_SYSCALL(setregid, rgid, egid);
129 }
130
SETRESUID(UID_T ruid,UID_T euid,UID_T suid)131 int SETRESUID(UID_T ruid, UID_T euid, UID_T suid)
132 {
133 TST_CREATE_SYSCALL(setresuid, ruid, euid, suid);
134 }
135
SETRESGID(GID_T rgid,GID_T egid,GID_T sgid)136 int SETRESGID(GID_T rgid, GID_T egid, GID_T sgid)
137 {
138 TST_CREATE_SYSCALL(setresgid, rgid, egid, sgid);
139 }
140
FCHOWN(unsigned int fd,UID_T owner,GID_T group)141 int FCHOWN(unsigned int fd, UID_T owner, GID_T group)
142 {
143 TST_CREATE_SYSCALL(fchown, fd, owner, group);
144 }
145
LCHOWN(const char * path,UID_T owner,GID_T group)146 int LCHOWN(const char *path, UID_T owner, GID_T group)
147 {
148 TST_CREATE_SYSCALL(lchown, path, owner, group);
149 }
150
CHOWN(const char * path,UID_T owner,GID_T group)151 int CHOWN(const char *path, UID_T owner, GID_T group)
152 {
153 TST_CREATE_SYSCALL(chown, path, owner, group);
154 }
155 #endif /* COMPAT_TST_16_H__ */
156