kern_prot.c (bb56ec4a05a1131388e557b919e6ee6b2d0626c9) kern_prot.c (6fc4a1ae380ec438f09427c60d753cbf4740ec11)
1/*
2 * Copyright (c) 1982, 1986, 1989, 1990, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

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31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)kern_prot.c 8.6 (Berkeley) 1/21/94
1/*
2 * Copyright (c) 1982, 1986, 1989, 1990, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

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31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)kern_prot.c 8.6 (Berkeley) 1/21/94
39 * $Id: kern_prot.c,v 1.3 1994/08/02 07:42:08 davidg Exp $
39 * $Id: kern_prot.c,v 1.4 1994/09/25 19:33:41 phk Exp $
40 */
41
42/*
43 * System calls related to processes and protection
44 */
45
46#include <sys/param.h>
47#include <sys/acct.h>

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379 if ((error = copyin((caddr_t)uap->gidset,
380 (caddr_t)pc->pc_ucred->cr_groups, ngrp * sizeof(gid_t))))
381 return (error);
382 pc->pc_ucred->cr_ngroups = ngrp;
383 p->p_flag |= P_SUGID;
384 return (0);
385}
386
40 */
41
42/*
43 * System calls related to processes and protection
44 */
45
46#include <sys/param.h>
47#include <sys/acct.h>

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379 if ((error = copyin((caddr_t)uap->gidset,
380 (caddr_t)pc->pc_ucred->cr_groups, ngrp * sizeof(gid_t))))
381 return (error);
382 pc->pc_ucred->cr_ngroups = ngrp;
383 p->p_flag |= P_SUGID;
384 return (0);
385}
386
387#if defined(COMPAT_43) || defined(COMPAT_SUNOS)
387#if defined(COMPAT_43) || defined(COMPAT_SUNOS) || defined(COMPAT_IBCS2)
388struct setreuid_args {
389 int ruid;
390 int euid;
391};
392/* ARGSUSED */
393int
394osetreuid(p, uap, retval)
395 register struct proc *p;

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435 if (uap->rgid != (gid_t)-1 && uap->rgid != pc->p_rgid &&
436 uap->rgid != pc->p_svgid)
437 return (EPERM);
438 if (uap->egid == (gid_t)-1)
439 return (0);
440 args.egid = uap->egid;
441 return (setegid(p, &args, retval));
442}
388struct setreuid_args {
389 int ruid;
390 int euid;
391};
392/* ARGSUSED */
393int
394osetreuid(p, uap, retval)
395 register struct proc *p;

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435 if (uap->rgid != (gid_t)-1 && uap->rgid != pc->p_rgid &&
436 uap->rgid != pc->p_svgid)
437 return (EPERM);
438 if (uap->egid == (gid_t)-1)
439 return (0);
440 args.egid = uap->egid;
441 return (setegid(p, &args, retval));
442}
443#endif /* defined(COMPAT_43) || defined(COMPAT_SUNOS) */
443#endif /*defined(COMPAT_43) || defined(COMPAT_SUNOS) || defined(COMPAT_IBCS2)*/
444
445/*
446 * Check if gid is a member of the group set.
447 */
448int
449groupmember(gid, cred)
450 gid_t gid;
451 register struct ucred *cred;

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445/*
446 * Check if gid is a member of the group set.
447 */
448int
449groupmember(gid, cred)
450 gid_t gid;
451 register struct ucred *cred;

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