Branch data Line data Source code
1 : : /*
2 : : * Copyright (c) 2012-2015 Dmitry V. Levin <ldv@altlinux.org>
3 : : * Copyright (c) 2014-2017 The strace developers.
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 : : enum {
32 : : SYSLOG_ACTION_CLOSE = 0,
33 : : SYSLOG_ACTION_OPEN,
34 : : SYSLOG_ACTION_READ,
35 : : SYSLOG_ACTION_READ_ALL,
36 : : SYSLOG_ACTION_READ_CLEAR,
37 : : SYSLOG_ACTION_CLEAR,
38 : : SYSLOG_ACTION_CONSOLE_OFF,
39 : : SYSLOG_ACTION_CONSOLE_ON,
40 : : SYSLOG_ACTION_CONSOLE_LEVEL,
41 : : SYSLOG_ACTION_SIZE_UNREAD,
42 : : SYSLOG_ACTION_SIZE_BUFFER
43 : : };
44 : :
45 : : #include "xlat/syslog_action_type.h"
46 : :
47 : 4 : SYS_FUNC(syslog)
48 : : {
49 : 4 : int type = tcp->u_arg[0];
50 : :
51 [ + + ]: 4 : if (entering(tcp)) {
52 : : /* type */
53 : 2 : printxval(syslog_action_type, type, "SYSLOG_ACTION_???");
54 : 2 : tprints(", ");
55 : : }
56 : :
57 [ + - ]: 4 : switch (type) {
58 : : case SYSLOG_ACTION_READ:
59 : : case SYSLOG_ACTION_READ_ALL:
60 : : case SYSLOG_ACTION_READ_CLEAR:
61 [ + + ]: 4 : if (entering(tcp))
62 : : return 0;
63 : : break;
64 : : default:
65 : 0 : printaddr(tcp->u_arg[1]);
66 : 0 : tprintf(", %" PRI_klu, tcp->u_arg[2]);
67 : 0 : return RVAL_DECODED;
68 : : }
69 : :
70 : : /* bufp */
71 [ + - ]: 2 : if (syserror(tcp))
72 : 2 : printaddr(tcp->u_arg[1]);
73 : : else
74 : 0 : printstrn(tcp, tcp->u_arg[1], tcp->u_rval);
75 : : /* len */
76 : 2 : tprintf(", %d", (int) tcp->u_arg[2]);
77 : :
78 : 2 : return 0;
79 : : }
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