Branch data Line data Source code
1 : : /*
2 : : * Copyright (c) 2005-2015 Dmitry V. Levin <ldv@altlinux.org>
3 : : * Copyright (c) 2015-2017 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 : : #include "stat.h"
31 : :
32 : : static void
33 : 64 : decode_struct_stat(struct tcb *const tcp, const kernel_ulong_t addr)
34 : : {
35 : : struct strace_stat st;
36 : :
37 [ + + ]: 64 : if (fetch_struct_stat(tcp, addr, &st))
38 : 43 : print_struct_stat(tcp, &st);
39 : 64 : }
40 : :
41 : 60 : SYS_FUNC(stat)
42 : : {
43 [ + + ]: 60 : if (entering(tcp)) {
44 : 30 : printpath(tcp, tcp->u_arg[0]);
45 : 30 : tprints(", ");
46 : : } else {
47 : 30 : decode_struct_stat(tcp, tcp->u_arg[1]);
48 : : }
49 : 60 : return 0;
50 : : }
51 : :
52 : 50 : SYS_FUNC(fstat)
53 : : {
54 [ + + ]: 50 : if (entering(tcp)) {
55 : 25 : printfd(tcp, tcp->u_arg[0]);
56 : 25 : tprints(", ");
57 : : } else {
58 : 25 : decode_struct_stat(tcp, tcp->u_arg[1]);
59 : : }
60 : 50 : return 0;
61 : : }
62 : :
63 : 18 : SYS_FUNC(newfstatat)
64 : : {
65 [ + + ]: 18 : if (entering(tcp)) {
66 : 9 : print_dirfd(tcp, tcp->u_arg[0]);
67 : 9 : printpath(tcp, tcp->u_arg[1]);
68 : 9 : tprints(", ");
69 : : } else {
70 : 9 : decode_struct_stat(tcp, tcp->u_arg[2]);
71 : 9 : tprints(", ");
72 : 9 : printflags(at_flags, tcp->u_arg[3], "AT_???");
73 : : }
74 : 18 : return 0;
75 : : }
|