sonic-openssh/uidswap.h

37 строки
890 B
C

/*
*
* 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 */