view usr/src/lib/libc/port/sys/rctlsys.c @ 3684:a0773f73b68d

PSARC 2006/554 setproject(3PROJECT) defining, and enhancing behaviour 6194864 simultaneous setproject()'s on the same project can fail to set rctl 6449567 setproject(3PROJECT) deletes resource controls set through prctl(1M) 6450539 projmod(1M) does not provide a mechanism to refresh "in-core" enforced resource controls 6491754 project.max-contracts should not allow basic privileges 6491804 task.final project property is not honoured if pools are not enabled
author rd117015
date Tue, 20 Feb 2007 10:39:20 -0800
parents 68f95e015346
children febeba71273d
line wrap: on
line source

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

#pragma weak setrctl = _setrctl
#pragma weak getrctl = _getrctl
#pragma weak rctllist = _rctllist
#pragma weak rctlctl = _rctlctl
#pragma	weak setprojrctl = _setprojrctl

#include "synonyms.h"
#include <sys/types.h>
#include <sys/syscall.h>
#include <sys/rctl.h>

int
getrctl(const char *name, rctlblk_t *old_rblk, rctlblk_t *new_rblk,
    int flags)
{
	return (syscall(SYS_rctlsys,
	    0, name, old_rblk, new_rblk, 0, flags));
}

int
setrctl(const char *name, rctlblk_t *old_rblk, rctlblk_t *new_rblk,
    int flags)
{
	return (syscall(SYS_rctlsys,
	    1, name, old_rblk, new_rblk, 0, flags));
}

size_t
rctllist(char *list_buf, size_t list_bufsz)
{
	sysret_t rval;
	int error;

	error = __systemcall(&rval, SYS_rctlsys, 2, NULL, list_buf, NULL,
	    list_bufsz, 0);

	if (error)
		(void) __set_errno(error);
	return ((size_t)rval.sys_rval1);
}

int
rctlctl(const char *name, rctlblk_t *rblk, int flags)
{
	return (syscall(SYS_rctlsys, 3, name, rblk, NULL, 0, flags));
}

int
setprojrctl(const char *name, rctlblk_t *new_rblk, size_t size, int flags)
{
	return (syscall(SYS_rctlsys,
	    4, name, NULL, new_rblk, size, flags));
}