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bed864a7 MD |
1 | /* |
2 | * BabelTrace - String Type Converter | |
3 | * | |
4 | * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2.1 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <babeltrace/compiler.h> | |
22 | #include <babeltrace/align.h> | |
23 | #include <babeltrace/types.h> | |
24 | ||
25 | void string_copy(struct stream_pos *dest, const struct format *fdest, | |
26 | struct stream_pos *src, const struct format *fsrc, | |
27 | const struct type_class *type_class) | |
28 | { | |
29 | struct type_class_string *string_class = | |
30 | container_of(type_class, struct type_class_string, p); | |
31 | ||
32 | if (fsrc->string_copy == fdest->string_copy) { | |
33 | fsrc->string_copy(dest, src, string_class); | |
34 | } else { | |
a52d7f6a MD |
35 | unsigned char *tmp = NULL; |
36 | ||
37 | fsrc->string_read(&tmp, src, string_class); | |
38 | fdest->string_write(dest, tmp, string_class); | |
39 | fsrc->string_free_temp(tmp); | |
bed864a7 MD |
40 | } |
41 | } | |
42 | ||
43 | void string_type_free(struct type_class_string *string_class) | |
44 | { | |
45 | g_free(string_class); | |
46 | } | |
47 | ||
48 | static void _string_type_free(struct type_class *type_class) | |
49 | { | |
50 | struct type_class_string *string_class = | |
51 | container_of(type_class, struct type_class_string, p); | |
52 | string_type_free(string_class); | |
53 | } | |
54 | ||
55 | struct type_class_string *string_type_new(const char *name) | |
56 | { | |
57 | struct type_class_string *string_class; | |
58 | int ret; | |
59 | ||
60 | string_class = g_new(struct type_class_string, 1); | |
61 | string_class->p.name = g_quark_from_string(name); | |
62 | string_class->p.alignment = CHAR_BIT; | |
63 | string_class->p.copy = string_copy; | |
64 | string_class->p.free = _string_type_free; | |
65 | if (string_class->p.name) { | |
66 | ret = ctf_register_type(&string_class->p); | |
67 | if (ret) { | |
68 | g_free(string_class); | |
69 | return NULL; | |
70 | } | |
71 | } | |
72 | return string_class; | |
73 | } |