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Annotation of src/usr.bin/ssh/uidswap.h, Revision 1.4

1.1       deraadt     1: /*
1.2       deraadt     2:  * Author: Tatu Ylonen <ylo@cs.hut.fi>
                      3:  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
                      4:  *                    All rights reserved
1.3       markus      5:  *
1.4     ! deraadt     6:  * As far as I am concerned, the code I have written for this software
        !             7:  * can be used freely for any purpose.  Any derived versions of this
        !             8:  * software must be clearly marked as such, and if the derived work is
        !             9:  * incompatible with the protocol description in the RFC file, it must be
        !            10:  * called by a name other than "ssh" or "Secure Shell".
1.2       deraadt    11:  */
1.1       deraadt    12:
                     13: #ifndef UIDSWAP_H
                     14: #define UIDSWAP_H
                     15:
1.2       deraadt    16: /*
                     17:  * Temporarily changes to the given uid.  If the effective user id is not
                     18:  * root, this does nothing.  This call cannot be nested.
                     19:  */
                     20: void    temporarily_use_uid(uid_t uid);
                     21:
                     22: /*
                     23:  * Restores the original effective user id after temporarily_use_uid().
                     24:  * This should only be called while temporarily_use_uid is effective.
                     25:  */
                     26: void    restore_uid();
                     27:
                     28: /*
                     29:  * Permanently sets all uids to the given uid.  This cannot be called while
                     30:  * temporarily_use_uid is effective.  This must also clear any saved uids.
                     31:  */
                     32: void    permanently_set_uid(uid_t uid);
1.1       deraadt    33:
1.2       deraadt    34: #endif                         /* UIDSWAP_H */