1/*
2 * Copyright (c) 2003, 2004 Ulrich Drepper <drepper@redhat.com>
3 * Copyright (c) 2005-2015 Dmitry V. Levin <ldv@altlinux.org>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "defs.h"
30
31#include DEF_MPERS_TYPE(struct_sigevent)
32
33#include <signal.h>
34typedef struct sigevent struct_sigevent;
35
36#include MPERS_DEFS
37
38#include "xlat/sigev_value.h"
39
40MPERS_PRINTER_DECL(void, print_sigevent)(struct tcb *tcp, const long addr)
41{
42	struct_sigevent sev;
43
44	if (umove_or_printaddr(tcp, addr, &sev))
45		return;
46
47	tprints("{");
48	if (sev.sigev_value.sival_ptr)
49		tprintf("sigev_value={int=%d, ptr=%#lx}, ",
50			sev.sigev_value.sival_int,
51			(unsigned long) sev.sigev_value.sival_ptr);
52
53	tprints("sigev_signo=");
54	switch (sev.sigev_notify) {
55	case SIGEV_SIGNAL:
56	case SIGEV_THREAD:
57	case SIGEV_THREAD_ID:
58		tprints(signame(sev.sigev_signo));
59		break;
60	default:
61		tprintf("%u", sev.sigev_signo);
62	}
63
64	tprints(", sigev_notify=");
65	printxval(sigev_value, sev.sigev_notify, "SIGEV_???");
66
67	switch (sev.sigev_notify) {
68	case SIGEV_THREAD_ID:
69#ifndef sigev_notify_thread_id
70		/*
71		 * _pad[0] is the _tid field which might not be
72		 * present in the userlevel definition of the struct.
73		 */
74# if defined HAVE_STRUCT_SIGEVENT__SIGEV_UN__PAD
75#  define sigev_notify_thread_id _sigev_un._pad[0]
76# elif defined HAVE_STRUCT_SIGEVENT___PAD
77#  define sigev_notify_thread_id __pad[0]
78# endif
79#endif
80
81#ifdef sigev_notify_thread_id
82		tprintf(", sigev_notify_thread_id=%d",
83			sev.sigev_notify_thread_id);
84#else
85# warning unfamiliar struct sigevent => incomplete SIGEV_THREAD_ID decoding
86#endif
87		break;
88	case SIGEV_THREAD:
89		tprints(", sigev_notify_function=");
90		printaddr((unsigned long) sev.sigev_notify_function);
91		tprints(", sigev_notify_attributes=");
92		printaddr((unsigned long) sev.sigev_notify_attributes);
93		break;
94	}
95	tprints("}");
96}
97