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Annotation of src/usr.bin/ssh/uidswap.h, Revision 1.4.2.1

1.4.2.1 ! jason       1: /*     $OpenBSD: uidswap.h,v 1.6 2001/01/29 01:58:19 niklas Exp $      */
        !             2:
1.1       deraadt     3: /*
1.2       deraadt     4:  * Author: Tatu Ylonen <ylo@cs.hut.fi>
                      5:  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
                      6:  *                    All rights reserved
1.3       markus      7:  *
1.4       deraadt     8:  * As far as I am concerned, the code I have written for this software
                      9:  * can be used freely for any purpose.  Any derived versions of this
                     10:  * software must be clearly marked as such, and if the derived work is
                     11:  * incompatible with the protocol description in the RFC file, it must be
                     12:  * called by a name other than "ssh" or "Secure Shell".
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:  */
1.4.2.1 ! jason      28: void    restore_uid(void);
1.2       deraadt    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 */