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      1 /*	$NetBSD: prot.h,v 1.2 2008/04/29 06:53:03 martin Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2007 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by David Laight.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _SYS_PROT_H_
     33 #define	_SYS_PROT_H_
     34 
     35 /*
     36  * flags that control when do_setres{u,g}id will do anything
     37  *
     38  * ID_XXX_EQ_YYY means
     39  * "allow modifying XXX uid to the given value if the new value of
     40  * XXX uid (or gid) equals the current value of YYY uid (or gid)."
     41  */
     42 
     43 #define	ID_E_EQ_E	0x001		/* effective equals effective */
     44 #define	ID_E_EQ_R	0x002		/* effective equals real */
     45 #define	ID_E_EQ_S	0x004		/* effective equals saved */
     46 #define	ID_R_EQ_E	0x010		/* real equals effective */
     47 #define	ID_R_EQ_R	0x020		/* real equals real */
     48 #define	ID_R_EQ_S	0x040		/* real equals saved */
     49 #define	ID_S_EQ_E	0x100		/* saved equals effective */
     50 #define	ID_S_EQ_R	0x200		/* saved equals real */
     51 #define	ID_S_EQ_S	0x400		/* saved equals saved */
     52 
     53 int do_setresuid(struct lwp *, uid_t, uid_t, uid_t, u_int);
     54 int do_setresgid(struct lwp *, gid_t, gid_t, gid_t, u_int);
     55 
     56 #endif /* !_SYS_PROT_H_ */
     57