Annotation of sys/compat/common/kern_resource_43.c, Revision 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: }
CVSweb