/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (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 2003 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #pragma ident "%Z%%M% %I% %E% SMI" #include #include #include #include #include #include "rcapd_stat.h" /* * Return the pid of the writer of the statistics file. */ pid_t stat_get_rcapd_pid(char *file) { int fd; rcapd_stat_hdr_t hdr; char procfile[20]; struct stat st; if ((fd = open(file, O_RDONLY)) < 0) return (-1); if (read(fd, &hdr, sizeof (hdr)) != sizeof (hdr)) { (void) close(fd); return (-1); } (void) close(fd); (void) snprintf(procfile, 20, "/proc/%d/psinfo", (int)hdr.rs_pid); if (stat(procfile, &st) == 0) return (hdr.rs_pid); else return (-1); }