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34 * libcfs/include/libcfs/curproc.h
36 * Lustre curproc API declaration
38 * Author: Nikita Danilov <nikita@clusterfs.com>
41 #ifndef __LIBCFS_CURPROC_H__
42 #define __LIBCFS_CURPROC_H__
46 * Portable API to access common characteristics of "current" UNIX process.
48 * Implemented in portals/include/libcfs/<os>/
50 uid_t cfs_curproc_euid(void);
51 gid_t cfs_curproc_egid(void);
52 pid_t cfs_curproc_pid(void);
53 int cfs_curproc_groups_nr(void);
54 int cfs_curproc_is_in_groups(gid_t group);
55 void cfs_curproc_groups_dump(gid_t *array, int size);
56 mode_t cfs_curproc_umask(void);
57 char *cfs_curproc_comm(void);
61 * Plus, platform-specific constant
63 * CFS_CURPROC_COMM_MAX,
65 * and opaque scalar type
70 /* check if task is running in compat mode.*/
71 int cfs_curproc_is_32bit(void);
73 uid_t cfs_curproc_uid(void);
74 gid_t cfs_curproc_gid(void);
75 uid_t cfs_curproc_fsuid(void);
76 gid_t cfs_curproc_fsgid(void);
77 int cfs_get_environ(const char *key, char *value, int *val_len);
79 typedef __u32 cfs_cap_t;
81 #define CFS_CAP_CHOWN 0
82 #define CFS_CAP_DAC_OVERRIDE 1
83 #define CFS_CAP_DAC_READ_SEARCH 2
84 #define CFS_CAP_FOWNER 3
85 #define CFS_CAP_FSETID 4
86 #define CFS_CAP_LINUX_IMMUTABLE 9
87 #define CFS_CAP_SYS_ADMIN 21
88 #define CFS_CAP_SYS_BOOT 23
89 #define CFS_CAP_SYS_RESOURCE 24
91 #define CFS_CAP_FS_MASK ((1 << CFS_CAP_CHOWN) | \
92 (1 << CFS_CAP_DAC_OVERRIDE) | \
93 (1 << CFS_CAP_DAC_READ_SEARCH) | \
94 (1 << CFS_CAP_FOWNER) | \
95 (1 << CFS_CAP_FSETID ) | \
96 (1 << CFS_CAP_LINUX_IMMUTABLE) | \
97 (1 << CFS_CAP_SYS_ADMIN) | \
98 (1 << CFS_CAP_SYS_BOOT) | \
99 (1 << CFS_CAP_SYS_RESOURCE))
101 void cfs_cap_raise(cfs_cap_t cap);
102 void cfs_cap_lower(cfs_cap_t cap);
103 int cfs_cap_raised(cfs_cap_t cap);
104 cfs_cap_t cfs_curproc_cap_pack(void);
105 void cfs_curproc_cap_unpack(cfs_cap_t cap);
106 int cfs_capable(cfs_cap_t cap);
108 /* __LIBCFS_CURPROC_H__ */
112 * c-indentation-style: "K&R"