diff options
author | Damien Miller <djm@mindrot.org> | 1999-10-27 13:42:43 +1000 |
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committer | Damien Miller <djm@mindrot.org> | 1999-10-27 13:42:43 +1000 |
commit | d4a8b7e34dd619a4debf9a206c81db26d1402ea6 (patch) | |
tree | a47d770a2f790f40d18b0982d4e55fa7cfb1fa3b /uidswap.h |
Initial revision
Diffstat (limited to 'uidswap.h')
-rw-r--r-- | uidswap.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/uidswap.h b/uidswap.h new file mode 100644 index 00000000..af4f924f --- /dev/null +++ b/uidswap.h @@ -0,0 +1,30 @@ +/* + +uidswap.h + +Author: Tatu Ylonen <ylo@cs.hut.fi> + +Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland + All rights reserved + +Created: Sat Sep 9 01:43:15 1995 ylo +Last modified: Sat Sep 9 02:34:04 1995 ylo + +*/ + +#ifndef UIDSWAP_H +#define UIDSWAP_H + +/* Temporarily changes to the given uid. If the effective user id is not + root, this does nothing. This call cannot be nested. */ +void temporarily_use_uid(uid_t uid); + +/* Restores the original effective user id after temporarily_use_uid(). + This should only be called while temporarily_use_uid is effective. */ +void restore_uid(); + +/* Permanently sets all uids to the given uid. This cannot be called while + temporarily_use_uid is effective. This must also clear any saved uids. */ +void permanently_set_uid(uid_t uid); + +#endif /* UIDSWAP_H */ |