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1 /*
2  * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
3  * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
4  * Copyright (c) 1993-1996 Rick Sladkey <jrs@world.std.com>
5  * Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
6  * Copyright (c) 2012 H.J. Lu <hongjiu.lu@intel.com>
7  * Copyright (c) 2012 Denys Vlasenko <vda.linux@googlemail.com>
8  * Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
9  * Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
10  * Copyright (c) 2014-2017 The strace developers.
11  * All rights reserved.
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  * 1. Redistributions of source code must retain the above copyright
17  *    notice, this list of conditions and the following disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  * 3. The name of the author may not be used to endorse or promote products
22  *    derived from this software without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
26  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
28  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
29  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
30  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
33  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34  */
35 
36 #include "defs.h"
37 #include DEF_MPERS_TYPE(sysinfo_t)
38 #include <sys/sysinfo.h>
39 typedef struct sysinfo sysinfo_t;
40 #include MPERS_DEFS
41 
SYS_FUNC(sysinfo)42 SYS_FUNC(sysinfo)
43 {
44 	sysinfo_t si;
45 
46 	if (entering(tcp))
47 		return 0;
48 
49 	if (!umove_or_printaddr(tcp, tcp->u_arg[0], &si)) {
50 		tprintf("{uptime=%llu"
51 			", loads=[%llu, %llu, %llu]"
52 			", totalram=%llu"
53 			", freeram=%llu"
54 			", sharedram=%llu"
55 			", bufferram=%llu"
56 			", totalswap=%llu"
57 			", freeswap=%llu"
58 			", procs=%u"
59 			", totalhigh=%llu"
60 			", freehigh=%llu"
61 			", mem_unit=%u"
62 			"}",
63 			zero_extend_signed_to_ull(si.uptime)
64 			, zero_extend_signed_to_ull(si.loads[0])
65 			, zero_extend_signed_to_ull(si.loads[1])
66 			, zero_extend_signed_to_ull(si.loads[2])
67 			, zero_extend_signed_to_ull(si.totalram)
68 			, zero_extend_signed_to_ull(si.freeram)
69 			, zero_extend_signed_to_ull(si.sharedram)
70 			, zero_extend_signed_to_ull(si.bufferram)
71 			, zero_extend_signed_to_ull(si.totalswap)
72 			, zero_extend_signed_to_ull(si.freeswap)
73 			, (unsigned) si.procs
74 			, zero_extend_signed_to_ull(si.totalhigh)
75 			, zero_extend_signed_to_ull(si.freehigh)
76 			, si.mem_unit
77 			);
78 	}
79 
80 	return 0;
81 }
82