Annotation of sys/compat/common/kern_resource_43.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: kern_resource_43.c,v 1.5 2003/06/02 23:27:59 millert Exp $ */
2: /* $NetBSD: kern_resource_43.c,v 1.4 1996/03/14 19:31:46 christos Exp $ */
3:
4: /*-
5: * Copyright (c) 1982, 1986, 1991, 1993
6: * The Regents of the University of California. All rights reserved.
7: * (c) UNIX System Laboratories, Inc.
8: * All or some portions of this file are derived from material licensed
9: * to the University of California by American Telephone and Telegraph
10: * Co. or Unix System Laboratories, Inc. and are reproduced herein with
11: * the permission of UNIX System Laboratories, Inc.
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions
15: * are met:
16: * 1. Redistributions of source code must retain the above copyright
17: * notice, this list of conditions and the following disclaimer.
18: * 2. Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
21: * 3. Neither the name of the University nor the names of its contributors
22: * may be used to endorse or promote products derived from this software
23: * without specific prior written permission.
24: *
25: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35: * SUCH DAMAGE.
36: *
37: * @(#)kern_resource.c 8.5 (Berkeley) 1/21/94
38: */
39:
40: #include <sys/param.h>
41: #include <sys/systm.h>
42: #include <sys/kernel.h>
43: #include <sys/file.h>
44: #include <sys/resourcevar.h>
45: #include <sys/malloc.h>
46: #include <sys/proc.h>
47:
48: #include <sys/mount.h>
49: #include <sys/syscallargs.h>
50:
51: #include <uvm/uvm_extern.h>
52:
53: /* ARGSUSED */
54: int
55: compat_43_sys_getrlimit(p, v, retval)
56: struct proc *p;
57: void *v;
58: register_t *retval;
59: {
60: register struct compat_43_sys_getrlimit_args /* {
61: syscallarg(int) which;
62: syscallarg(struct ogetrlimit *) rlp;
63: } */ *uap = v;
64: struct orlimit olim;
65:
66: if (SCARG(uap, which) < 0 || SCARG(uap, which) >= RLIM_NLIMITS)
67: return (EINVAL);
68: olim.rlim_cur = p->p_rlimit[SCARG(uap, which)].rlim_cur;
69: if (olim.rlim_cur == -1)
70: olim.rlim_cur = 0x7fffffff;
71: olim.rlim_max = p->p_rlimit[SCARG(uap, which)].rlim_max;
72: if (olim.rlim_max == -1)
73: olim.rlim_max = 0x7fffffff;
74: return (copyout((caddr_t)&olim, (caddr_t)SCARG(uap, rlp),
75: sizeof(olim)));
76: }
77:
78: /* ARGSUSED */
79: int
80: compat_43_sys_setrlimit(p, v, retval)
81: struct proc *p;
82: void *v;
83: register_t *retval;
84: {
85: struct compat_43_sys_setrlimit_args /* {
86: syscallarg(int) which;
87: syscallarg(struct ogetrlimit *) rlp;
88: } */ *uap = v;
89: struct orlimit olim;
90: struct rlimit lim;
91: int error;
92:
93: error = copyin((caddr_t)SCARG(uap, rlp), (caddr_t)&olim,
94: sizeof (struct orlimit));
95: if (error)
96: return (error);
97: lim.rlim_cur = olim.rlim_cur;
98: lim.rlim_max = olim.rlim_max;
99: return (dosetrlimit(p, SCARG(uap, which), &lim));
100: }
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