NetBSD/sys/compat/irix/irix_resource.c

266 lines
7.0 KiB
C

/* $NetBSD: irix_resource.c,v 1.2 2003/01/22 12:58:23 rafal Exp $ */
/*-
* Copyright (c) 2002 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Emmanuel Dreyfus.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: irix_resource.c,v 1.2 2003/01/22 12:58:23 rafal Exp $");
#include <sys/types.h>
#include <sys/signal.h>
#include <sys/param.h>
#include <sys/mount.h>
#include <sys/proc.h>
#include <sys/systm.h>
#include <sys/resource.h>
#include <sys/sa.h>
#include <sys/syscallargs.h>
#include <compat/common/compat_util.h>
#include <compat/irix/irix_types.h>
#include <compat/irix/irix_signal.h>
#include <compat/irix/irix_resource.h>
#include <compat/irix/irix_syscallargs.h>
static int irix_to_native_resource __P((int));
static int
irix_to_native_resource(irix_res)
int irix_res;
{
int bsd_res;
switch(irix_res) {
case IRIX_RLIMIT_CPU:
bsd_res = RLIMIT_CPU;
break;
case IRIX_RLIMIT_FSIZE:
bsd_res = RLIMIT_FSIZE;
break;
case IRIX_RLIMIT_DATA:
bsd_res = RLIMIT_DATA;
break;
case IRIX_RLIMIT_STACK:
bsd_res = RLIMIT_STACK;
break;
case IRIX_RLIMIT_CORE:
bsd_res = RLIMIT_CORE;
break;
case IRIX_RLIMIT_NOFILE:
bsd_res = RLIMIT_NOFILE;
break;
case IRIX_RLIMIT_VMEM:
case IRIX_RLIMIT_RSS:
bsd_res = RLIMIT_RSS;
break;
case IRIX_RLIMIT_PTHREAD:
printf("Warning: ignored IRIX pthread rlimit flag\n");
default:
bsd_res = -1;
break;
}
return bsd_res;
}
int
irix_sys_getrlimit(l, v, retval)
struct lwp *l;
void *v;
register_t *retval;
{
struct irix_sys_getrlimit_args /* {
syscallarg(int) resource;
syscallarg(struct irix_rlimit *) rlp;
} */ *uap = v;
struct proc *p = l->l_proc;
caddr_t sg = stackgap_init(p, 0);
struct sys_getrlimit_args cup;
struct rlimit rlp;
struct irix_rlimit irlp;
int error;
SCARG(&cup, which) = irix_to_native_resource(SCARG(uap, resource));
SCARG(&cup, rlp) = stackgap_alloc(p, &sg, sizeof(struct rlimit));
if ((error = sys_getrlimit(l, &cup, retval)) != 0)
return error;
if ((error = copyin(SCARG(&cup, rlp), &rlp, sizeof(rlp))) != 0)
return error;
if (rlp.rlim_cur == RLIM_INFINITY)
irlp.rlim_cur = IRIX_RLIM_INFINITY;
else
irlp.rlim_cur = rlp.rlim_cur;
if (rlp.rlim_max == RLIM_INFINITY)
irlp.rlim_max = IRIX_RLIM_INFINITY;
else
irlp.rlim_max = rlp.rlim_cur;
if ((error = copyout(&irlp, SCARG(uap, rlp), sizeof(irlp))) != 0)
return error;
return 0;
}
int
irix_sys_getrlimit64(l, v, retval)
struct lwp *l;
void *v;
register_t *retval;
{
struct irix_sys_getrlimit64_args /* {
syscallarg(int) resource;
syscallarg(struct irix_rlimit64 *) rlp;
} */ *uap = v;
struct proc *p = l->l_proc;
caddr_t sg = stackgap_init(p, 0);
struct sys_getrlimit_args cup;
struct rlimit rlp;
struct irix_rlimit64 irlp;
int error;
SCARG(&cup, which) = irix_to_native_resource(SCARG(uap, resource));
SCARG(&cup, rlp) = stackgap_alloc(p, &sg, sizeof(struct rlimit));
if ((error = sys_getrlimit(l, &cup, retval)) != 0)
return error;
if ((error = copyin(SCARG(&cup, rlp), &rlp, sizeof(rlp))) != 0)
return error;
if (rlp.rlim_cur == RLIM_INFINITY)
irlp.rlim_cur = IRIX_RLIM64_INFINITY;
else
irlp.rlim_cur = rlp.rlim_cur;
if (rlp.rlim_max == RLIM_INFINITY)
irlp.rlim_max = IRIX_RLIM64_INFINITY;
else
irlp.rlim_max = rlp.rlim_cur;
if ((error = copyout(&irlp, SCARG(uap, rlp), sizeof(irlp))) != 0)
return error;
return 0;
}
int
irix_sys_setrlimit(l, v, retval)
struct lwp *l;
void *v;
register_t *retval;
{
struct irix_sys_getrlimit_args /* {
syscallarg(int) resource;
syscallarg(struct irix_rlimit *) rlp;
} */ *uap = v;
struct proc *p = l->l_proc;
caddr_t sg = stackgap_init(p, 0);
struct sys_setrlimit_args cup;
struct rlimit rlp;
struct irix_rlimit irlp;
int error;
SCARG(&cup, which) = irix_to_native_resource(SCARG(uap, resource));
SCARG(&cup, rlp) = stackgap_alloc(p, &sg, sizeof(struct rlimit));
if ((error = copyin(SCARG(uap, rlp), &irlp, sizeof(irlp))) != 0)
return error;
if (irlp.rlim_cur == IRIX_RLIM_INFINITY)
rlp.rlim_cur = RLIM_INFINITY;
else
rlp.rlim_cur = irlp.rlim_cur;
if (irlp.rlim_max == IRIX_RLIM_INFINITY)
rlp.rlim_max = RLIM_INFINITY;
else
rlp.rlim_max = irlp.rlim_cur;
if ((error = copyout(&rlp, (void *)SCARG(&cup, rlp), sizeof(rlp))) != 0)
return error;
if ((error = sys_setrlimit(l, &cup, retval)) != 0)
return error;
return 0;
}
int
irix_sys_setrlimit64(l, v, retval)
struct lwp *l;
void *v;
register_t *retval;
{
struct irix_sys_getrlimit_args /* {
syscallarg(int) resource;
syscallarg(struct irix_rlimit64 *) rlp;
} */ *uap = v;
struct proc *p = l->l_proc;
caddr_t sg = stackgap_init(p, 0);
struct sys_setrlimit_args cup;
struct rlimit rlp;
struct irix_rlimit64 irlp;
int error;
SCARG(&cup, which) = irix_to_native_resource(SCARG(uap, resource));
SCARG(&cup, rlp) = stackgap_alloc(p, &sg, sizeof(struct rlimit));
if ((error = copyin(SCARG(uap, rlp), &irlp, sizeof(irlp))) != 0)
return error;
if (irlp.rlim_cur == IRIX_RLIM64_INFINITY)
rlp.rlim_cur = RLIM_INFINITY;
else
rlp.rlim_cur = irlp.rlim_cur;
if (irlp.rlim_max == IRIX_RLIM64_INFINITY)
rlp.rlim_max = RLIM_INFINITY;
else
rlp.rlim_max = irlp.rlim_cur;
if ((error = copyout(&rlp, (void *)SCARG(&cup, rlp), sizeof(rlp))) != 0)
return error;
if ((error = sys_setrlimit(l, &cup, retval)) != 0)
return error;
return 0;
}