1/*	$NetBSD: sendsig.c,v 1.1 2011/01/14 13:08:00 pooka Exp $	*/
2
3/*-
4 * Copyright (c) 2011 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
17 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#include <sys/cdefs.h>
31#if !defined(lint)
32__RCSID("$NetBSD: sendsig.c,v 1.1 2011/01/14 13:08:00 pooka Exp $");
33#endif /* !lint */
34
35#include <sys/param.h>
36#include <sys/proc.h>
37
38#include <rump/rump.h>
39
40#include "kernspace.h"
41
42/*
43 * loop until a non-system process appears and we can send it a signal
44 */
45void
46rumptest_sendsig(char *signo)
47{
48	struct proc *p;
49	bool sent = false;
50	int sig;
51
52	sig = strtoull(signo, NULL, 10);
53	rump_boot_setsigmodel(RUMP_SIGMODEL_RAISE);
54
55	mutex_enter(proc_lock);
56	while (!sent) {
57		PROCLIST_FOREACH(p, &allproc) {
58			if (p->p_pid > 1) {
59				mutex_enter(p->p_lock);
60				psignal(p, sig);
61				mutex_exit(p->p_lock);
62				sent = true;
63				break;
64			}
65		}
66		kpause("w8", false, 1, proc_lock);
67	}
68	mutex_exit(proc_lock);
69
70	/* restore default */
71	rump_boot_setsigmodel(RUMP_SIGMODEL_PANIC);
72}
73
74void
75rumptest_localsig(int signo)
76{
77	struct proc *p = curproc;
78
79	mutex_enter(p->p_lock);
80	psignal(p, signo);
81	mutex_exit(p->p_lock);
82}
83