664a31e496
is an application space macro and the applications are supposed to be free to use it as they please (but cannot). This is consistant with the other BSD's who made this change quite some time ago. More commits to come.
67 lines
2.7 KiB
C
67 lines
2.7 KiB
C
/*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)ucred.h 8.4 (Berkeley) 1/9/95
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* $FreeBSD$
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*/
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#ifndef _SYS_UCRED_H_
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#define _SYS_UCRED_H_
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/*
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* Credentials.
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*
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* Please do not inspect cr_uid directly to determine superuserness.
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* Only the suser()/suser_xxx() function should be used for this.
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*/
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struct ucred {
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u_short cr_ref; /* reference count */
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uid_t cr_uid; /* effective user id */
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short cr_ngroups; /* number of groups */
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gid_t cr_groups[NGROUPS]; /* groups */
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};
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#define cr_gid cr_groups[0]
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#define NOCRED ((struct ucred *)0) /* no credential available */
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#define FSCRED ((struct ucred *)-1) /* filesystem credential */
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#ifdef _KERNEL
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#define crhold(cr) (cr)->cr_ref++
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struct ucred *crcopy __P((struct ucred *cr));
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struct ucred *crdup __P((struct ucred *cr));
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void crfree __P((struct ucred *cr));
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struct ucred *crget __P((void));
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int groupmember __P((gid_t gid, struct ucred *cred));
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#endif /* _KERNEL */
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#endif /* !_SYS_UCRED_H_ */
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