include/linux/cred.h

   1 /* Credentials management
   2  *
   3  * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public Licence
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the Licence, or (at your option) any later version.
  10  */
  11
  12 #ifndef _LINUX_CRED_H
  13 #define _LINUX_CRED_H
  14
  15 #define get_current_user()      (get_uid(current->user))
  16
  17 #define task_uid(task)          ((task)->uid)
  18 #define task_gid(task)          ((task)->gid)
  19 #define task_euid(task)         ((task)->euid)
  20 #define task_egid(task)         ((task)->egid)
  21
  22 #define current_uid()           (current->uid)
  23 #define current_gid()           (current->gid)
  24 #define current_euid()          (current->euid)
  25 #define current_egid()          (current->egid)
  26 #define current_suid()          (current->suid)
  27 #define current_sgid()          (current->sgid)
  28 #define current_fsuid()         (current->fsuid)
  29 #define current_fsgid()         (current->fsgid)
  30 #define current_cap()           (current->cap_effective)
  31
  32 #define current_uid_gid(_uid, _gid)             \
  33 do {                                            \
  34         *(_uid) = current->uid;                 \
  35         *(_gid) = current->gid;                 \
  36 } while(0)
  37
  38 #define current_euid_egid(_uid, _gid)           \
  39 do {                                            \
  40         *(_uid) = current->euid;                \
  41         *(_gid) = current->egid;                \
  42 } while(0)
  43
  44 #define current_fsuid_fsgid(_uid, _gid)         \
  45 do {                                            \
  46         *(_uid) = current->fsuid;               \
  47         *(_gid) = current->fsgid;               \
  48 } while(0)
  49
  50 #endif /* _LINUX_CRED_H */