2001-02-07 19:46:40 +03:00
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/* $OpenBSD: uidswap.h,v 1.6 2001/01/29 01:58:19 niklas Exp $ */
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2000-09-29 02:09:28 +04:00
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/*
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* Author: Tatu Ylonen <ylo@cs.hut.fi>
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* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
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* All rights reserved
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*
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* As far as I am concerned, the code I have written for this software
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* can be used freely for any purpose. Any derived versions of this
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* software must be clearly marked as such, and if the derived work is
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* incompatible with the protocol description in the RFC file, it must be
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* called by a name other than "ssh" or "Secure Shell".
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*/
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#ifndef UIDSWAP_H
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#define UIDSWAP_H
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/*
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* Temporarily changes to the given uid. If the effective user id is not
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* root, this does nothing. This call cannot be nested.
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*/
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void temporarily_use_uid(uid_t uid);
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/*
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* Restores the original effective user id after temporarily_use_uid().
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* This should only be called while temporarily_use_uid is effective.
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*/
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void restore_uid(void);
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/*
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* Permanently sets all uids to the given uid. This cannot be called while
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* temporarily_use_uid is effective. This must also clear any saved uids.
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*/
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void permanently_set_uid(uid_t uid);
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#endif /* UIDSWAP_H */
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