FreeBSD/Linux Kernel Cross Reference
sys/sys/prot.h

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

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