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Annotation of src/usr.bin/ssh/uidswap.h, Revision 1.3

1.1       deraadt     1: /*
1.3     ! markus      2:  *
1.2       deraadt     3:  * uidswap.h
1.3     ! markus      4:  *
1.2       deraadt     5:  * Author: Tatu Ylonen <ylo@cs.hut.fi>
1.3     ! markus      6:  *
1.2       deraadt     7:  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
                      8:  *                    All rights reserved
1.3     ! markus      9:  *
1.2       deraadt    10:  * Created: Sat Sep  9 01:43:15 1995 ylo
                     11:  * Last modified: Sat Sep  9 02:34:04 1995 ylo
1.3     ! markus     12:  *
1.2       deraadt    13:  */
1.1       deraadt    14:
                     15: #ifndef UIDSWAP_H
                     16: #define UIDSWAP_H
                     17:
1.2       deraadt    18: /*
                     19:  * Temporarily changes to the given uid.  If the effective user id is not
                     20:  * root, this does nothing.  This call cannot be nested.
                     21:  */
                     22: void    temporarily_use_uid(uid_t uid);
                     23:
                     24: /*
                     25:  * Restores the original effective user id after temporarily_use_uid().
                     26:  * This should only be called while temporarily_use_uid is effective.
                     27:  */
                     28: void    restore_uid();
                     29:
                     30: /*
                     31:  * Permanently sets all uids to the given uid.  This cannot be called while
                     32:  * temporarily_use_uid is effective.  This must also clear any saved uids.
                     33:  */
                     34: void    permanently_set_uid(uid_t uid);
1.1       deraadt    35:
1.2       deraadt    36: #endif                         /* UIDSWAP_H */