lx_getpid.c revision 6e65f9af82fb77a1e8492623c41e483c87e1b19a
/*
* 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 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/zone.h>
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/thread.h>
#include <sys/cpuvar.h>
#include <sys/brand.h>
#include <sys/lx_brand.h>
#include <sys/lx_pid.h>
/*
* return the pid
*/
long
lx_getpid()
{
lx_lwp_data_t *lwpd = ttolxlwp(curthread);
long rv;
if (curproc->p_pid == curproc->p_zone->zone_proc_initpid) {
rv = 1;
} else {
ASSERT(lwpd != NULL);
rv = lwpd->br_tgid;
}
return (rv);
}
/*
* return the parent pid
*/
long
lx_getppid(void)
{
return (lx_lwp_ppid(ttolwp(curthread), NULL, NULL));
}
/*
* return the thread id
*/
long
lx_gettid(void)
{
lx_lwp_data_t *lwpd = ttolxlwp(curthread);
return (lwpd->br_pid);
}