Branch data Line data Source code
1 : : /*
2 : : * Copyright (c) 2015-2017 Dmitry V. Levin <ldv@altlinux.org>
3 : : * All rights reserved.
4 : : *
5 : : * Redistribution and use in source and binary forms, with or without
6 : : * modification, are permitted provided that the following conditions
7 : : * are met:
8 : : * 1. Redistributions of source code must retain the above copyright
9 : : * notice, this list of conditions and the following disclaimer.
10 : : * 2. Redistributions in binary form must reproduce the above copyright
11 : : * notice, this list of conditions and the following disclaimer in the
12 : : * documentation and/or other materials provided with the distribution.
13 : : * 3. The name of the author may not be used to endorse or promote products
14 : : * derived from this software without specific prior written permission.
15 : : *
16 : : * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 : : * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 : : * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 : : * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 : : * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 : : * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 : : * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 : : * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 : : * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 : : * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 : : */
27 : :
28 : : #include "defs.h"
29 : :
30 : : #ifdef HAVE_LINUX_SECCOMP_H
31 : : # include <linux/seccomp.h>
32 : : #endif
33 : : #include "xlat/seccomp_ops.h"
34 : : #include "xlat/seccomp_filter_flags.h"
35 : :
36 : : static void
37 : : decode_seccomp_set_mode_strict(const unsigned int flags,
38 : : const kernel_ulong_t addr)
39 : : {
40 : 0 : tprintf("%u, ", flags);
41 : 0 : printaddr(addr);
42 : : }
43 : :
44 : 0 : SYS_FUNC(seccomp)
45 : : {
46 : 0 : unsigned int op = tcp->u_arg[0];
47 : :
48 : : printxval(seccomp_ops, op, "SECCOMP_SET_MODE_???");
49 : 0 : tprints(", ");
50 : :
51 [ # # ]: 0 : if (op == SECCOMP_SET_MODE_FILTER) {
52 : 0 : printflags(seccomp_filter_flags, tcp->u_arg[1],
53 : : "SECCOMP_FILTER_FLAG_???");
54 : 0 : tprints(", ");
55 : 0 : decode_seccomp_fprog(tcp, tcp->u_arg[2]);
56 : : } else {
57 : 0 : decode_seccomp_set_mode_strict(tcp->u_arg[1],
58 : : tcp->u_arg[2]);
59 : : }
60 : :
61 : 0 : return RVAL_DECODED;
62 : : }
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