Cleanup: remove private babeltrace.h
[babeltrace.git] / src / plugins / lttng-utils / debug-info / utils.c
CommitLineData
55cd033d
JG
1/*
2 * Babeltrace - Debug info utilities
3 *
4 * Copyright (c) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24
91d81473 25#include <string.h>
4f45f9bb 26#include "utils.h"
55cd033d
JG
27
28BT_HIDDEN
29const char *get_filename_from_path(const char *path)
30{
31 size_t i = strlen(path);
32
33 if (i == 0) {
34 goto end;
35 }
36
37 if (path[i - 1] == '/') {
38 /*
39 * Path ends with a trailing slash, no filename to return.
40 * Return the original path.
41 */
42 goto end;
43 }
44
45 while (i-- > 0) {
46 if (path[i] == '/') {
47 path = &path[i + 1];
48 goto end;
49 }
50 }
51end:
52 return path;
53}
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FD
54
55BT_HIDDEN
56bt_bool is_event_common_ctx_dbg_info_compatible(const bt_field_class *in_field_class,
57 const char *debug_info_field_class_name)
58{
1e6fd1d7
PP
59 const bt_field_class_structure_member *member;
60 const bt_field_class *ip_fc, *vpid_fc;
ca9f27f3
FD
61 bt_bool match = BT_FALSE;
62
63 /*
64 * If the debug info field is already present in the event common
65 * context. Do not try to add it.
66 */
1e6fd1d7
PP
67 member =
68 bt_field_class_structure_borrow_member_by_name_const(
ca9f27f3 69 in_field_class, debug_info_field_class_name);
1e6fd1d7 70 if (member) {
ca9f27f3
FD
71 goto end;
72 }
73
74 /*
75 * Verify that the ip and vpid field are present and of the right field
76 * class.
77 */
1e6fd1d7 78 member = bt_field_class_structure_borrow_member_by_name_const(
ca9f27f3 79 in_field_class, IP_FIELD_NAME);
1e6fd1d7 80 if (!member) {
ca9f27f3
FD
81 goto end;
82 }
83
1e6fd1d7
PP
84 ip_fc = bt_field_class_structure_member_borrow_field_class_const(
85 member);
ca9f27f3
FD
86 if (bt_field_class_get_type(ip_fc) !=
87 BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER) {
88 match = BT_FALSE;
89 goto end;
90 }
91
1e6fd1d7 92 member = bt_field_class_structure_borrow_member_by_name_const(
ca9f27f3 93 in_field_class, VPID_FIELD_NAME);
1e6fd1d7 94 if (!member) {
ca9f27f3
FD
95 goto end;
96 }
97
1e6fd1d7
PP
98 vpid_fc = bt_field_class_structure_member_borrow_field_class_const(
99 member);
100
ca9f27f3
FD
101 if (bt_field_class_get_type(vpid_fc) !=
102 BT_FIELD_CLASS_TYPE_SIGNED_INTEGER) {
103 goto end;
104 }
105
106 if (bt_field_class_integer_get_field_value_range(vpid_fc) != 32) {
107 goto end;
108 }
109
110 match = BT_TRUE;
1e6fd1d7 111
ca9f27f3
FD
112end:
113 return match;
114}
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