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d06d03db MD |
1 | /* |
2 | * BabelTrace - Array 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/types.h> | |
23 | ||
24 | void array_copy(struct stream_pos *dest, const struct format *fdest, | |
25 | struct stream_pos *src, const struct format *fsrc, | |
26 | const struct type_class *type_class) | |
27 | { | |
28 | struct type_class_array *array_class = | |
29 | container_of(type_class, struct type_class_array, p); | |
30 | unsigned int i; | |
31 | ||
32 | fsrc->array_begin(src, array_class); | |
33 | fdest->array_begin(dest, array_class); | |
34 | ||
35 | for (i = 0; i < array_class->len; i++) { | |
36 | struct type_class *elem_class = array_class->elem; | |
37 | elem_class->copy(dest, fdest, src, fsrc, &elem_class->p); | |
38 | } | |
39 | fsrc->array_end(src, array_class); | |
40 | fdest->array_end(dest, array_class); | |
41 | } | |
42 | ||
43 | void array_type_free(struct type_class_array *array_class) | |
44 | { | |
45 | array_class->elem->free(&array_class->elem->p); | |
46 | g_free(array_class); | |
47 | } | |
48 | ||
49 | static void _array_type_free(struct type_class *type_class) | |
50 | { | |
51 | struct type_class_struct *array_class = | |
52 | container_of(type_class, struct type_class_array, p); | |
53 | array_type_free(array_class); | |
54 | } | |
55 | ||
56 | struct type_class_array *array_type_new(const char *name, size_t len, | |
57 | struct type_class *elem) | |
58 | { | |
59 | struct type_class_array *array_class; | |
60 | int ret; | |
61 | ||
62 | array_class = g_new(struct type_class_array, 1); | |
63 | type_class = &float_class->p; | |
64 | ||
65 | array_class->len = len; | |
66 | type_class->name = g_quark_from_string(name); | |
67 | /* No need to align the array, the first element will align itself */ | |
68 | type_class->alignment = 1; | |
69 | type_class->copy = array_copy; | |
70 | type_class->free = _array_type_free; | |
71 | ||
72 | if (type_class->name) { | |
73 | ret = ctf_register_type(type_class); | |
74 | if (ret) | |
75 | goto error_register; | |
76 | } | |
77 | return array_class; | |
78 | ||
79 | error_register: | |
2e7d72cf | 80 | array_class->elem->free(&array_class->elem->p); |
d06d03db MD |
81 | g_free(array_class); |
82 | return NULL; | |
83 | } |