+++ /dev/null
-/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/* $NetBSD: procfs_status.c,v 1.9 1994/06/29 06:34:56 cgd Exp $ */
-
-/*
- * Copyright (c) 1993 Jan-Simon Pendry
- * Copyright (c) 1993
- * The Regents of the University of California. All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Jan-Simon Pendry.
- *
- * 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 University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
- *
- * @(#)procfs_status.c 8.4 (Berkeley) 6/15/94
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/time.h>
-#include <sys/kernel.h>
-#include <sys/proc.h>
-#include <sys/vnode.h>
-#include <sys/ioctl.h>
-#include <sys/tty.h>
-#include <sys/resource.h>
-#include <sys/resourcevar.h>
-#include <miscfs/procfs/procfs.h>
-
-int
-procfs_dostatus(curp, p, pfs, uio)
- struct proc *curp;
- struct proc *p;
- struct pfsnode *pfs;
- struct uio *uio;
-{
- struct session *sess;
- struct tty *tp;
- struct ucred *cr;
- char *ps;
- char *sep;
- int pid, ppid, pgid, sid;
- int i;
- int xlen;
- int error;
- char psbuf[256]; /* XXX - conservative */
-
- if (uio->uio_rw != UIO_READ)
- return (EOPNOTSUPP);
-
- pid = p->p_pid;
- ppid = p->p_pptr ? p->p_pptr->p_pid : 0,
- pgid = p->p_pgrp->pg_id;
- sess = p->p_pgrp->pg_session;
- sid = sess->s_leader ? sess->s_leader->p_pid : 0;
-
-/* comm pid ppid pgid sid maj,min ctty,sldr start ut st wmsg uid groups ... */
-
- ps = psbuf;
- bcopy(p->p_comm, ps, MAXCOMLEN);
- ps[MAXCOMLEN] = '\0';
- ps += strlen(ps);
- ps += sprintf(ps, " %d %d %d %d ", pid, ppid, pgid, sid);
-
- if ((p->p_flag&P_CONTROLT) && (tp = sess->s_ttyp))
- ps += sprintf(ps, "%d,%d ", major(tp->t_dev), minor(tp->t_dev));
- else
- ps += sprintf(ps, "%d,%d ", -1, -1);
-
- sep = "";
- if (sess->s_ttyvp) {
- ps += sprintf(ps, "%sctty", sep);
- sep = ",";
- }
- if (SESS_LEADER(p)) {
- ps += sprintf(ps, "%ssldr", sep);
- sep = ",";
- }
- if (*sep != ',')
- ps += sprintf(ps, "noflags");
-
- if (p->p_flag & P_INMEM)
- ps += sprintf(ps, " %d,%d",
- p->p_stats->p_start.tv_sec,
- p->p_stats->p_start.tv_usec);
- else
- ps += sprintf(ps, " -1,-1");
-
- {
- struct timeval ut, st;
-
- calcru(p, &ut, &st, (void *) 0);
- ps += sprintf(ps, " %d,%d %d,%d",
- ut.tv_sec,
- ut.tv_usec,
- st.tv_sec,
- st.tv_usec);
- }
-
- ps += sprintf(ps, " %s",
- (p->p_wchan && p->p_wmesg) ? p->p_wmesg : "nochan");
-
- cr = p->p_ucred;
-
- ps += sprintf(ps, " %d", cr->cr_uid);
- for (i = 0; i < cr->cr_ngroups; i++)
- ps += sprintf(ps, ",%d", cr->cr_groups[i]);
- ps += sprintf(ps, "\n");
-
- xlen = ps - psbuf;
- xlen -= uio->uio_offset;
- ps = psbuf + uio->uio_offset;
- xlen = imin(xlen, uio->uio_resid);
- if (xlen <= 0)
- error = 0;
- else
- error = uiomove(ps, xlen, uio);
-
- return (error);
-}
projects / apple / xnu.git / blobdiff