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) 2006 Ulrich Drepper <drepper@redhat.com>
7 * Copyright (c) 2006 Bernhard Kaindl <bk@suse.de>
8 * Copyright (c) 2006-2015 Dmitry V. Levin <ldv@altlinux.org>
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34 #include "defs.h"
35
36 #include <fcntl.h>
37 #include <sys/stat.h>
38
39 #ifdef MAJOR_IN_SYSMACROS
40 # include <sys/sysmacros.h>
41 #endif
42
43 #ifdef MAJOR_IN_MKDEV
44 # include <sys/mkdev.h>
45 #endif
46
47 static void
decode_mknod(struct tcb * tcp,int offset)48 decode_mknod(struct tcb *tcp, int offset)
49 {
50 int mode = tcp->u_arg[offset + 1];
51
52 printpath(tcp, tcp->u_arg[offset]);
53 tprintf(", %s", sprintmode(mode));
54 switch (mode & S_IFMT) {
55 case S_IFCHR:
56 case S_IFBLK:
57 #if defined(SPARC) || defined(SPARC64)
58 if (current_personality == 1)
59 tprintf(", makedev(%lu, %lu)",
60 (unsigned long) ((tcp->u_arg[offset + 2] >> 18) & 0x3fff),
61 (unsigned long) (tcp->u_arg[offset + 2] & 0x3ffff));
62 else
63 #endif /* SPARC || SPARC64 */
64 tprintf(", makedev(%lu, %lu)",
65 (unsigned long) major(tcp->u_arg[offset + 2]),
66 (unsigned long) minor(tcp->u_arg[offset + 2]));
67 break;
68 }
69 }
70
SYS_FUNC(mknod)71 SYS_FUNC(mknod)
72 {
73 decode_mknod(tcp, 0);
74
75 return RVAL_DECODED;
76 }
77
SYS_FUNC(mknodat)78 SYS_FUNC(mknodat)
79 {
80 print_dirfd(tcp, tcp->u_arg[0]);
81 decode_mknod(tcp, 1);
82
83 return RVAL_DECODED;
84 }
85