-/*
-
-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
-
-*/
+/* $OpenBSD: uidswap.h,v 1.13 2006/08/03 03:34:42 deraadt Exp $ */
-#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 */
+/*
+ * Author: Tatu Ylonen <ylo@cs.hut.fi>
+ * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
+ * All rights reserved
+ *
+ * As far as I am concerned, the code I have written for this software
+ * can be used freely for any purpose. Any derived versions of this
+ * software must be clearly marked as such, and if the derived work is
+ * incompatible with the protocol description in the RFC file, it must be
+ * called by a name other than "ssh" or "Secure Shell".
+ */
+
+void temporarily_use_uid(struct passwd *);
+void restore_uid(void);
+void permanently_set_uid(struct passwd *);
+void permanently_drop_suid(uid_t);