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2c5ff4e4 JG |
1 | /* |
2 | * Copyright (C) 2019 - Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of the GNU Lesser General Public License, version 2.1 only, | |
6 | * as published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | |
11 | * for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU Lesser General Public License | |
14 | * along with this program; if not, write to the Free Software Foundation, | |
15 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
16 | */ | |
17 | ||
18 | #include <common/dynamic-array.h> | |
19 | ||
20 | LTTNG_HIDDEN | |
21 | void lttng_dynamic_array_init(struct lttng_dynamic_array *array, | |
22 | size_t element_size) | |
23 | { | |
24 | lttng_dynamic_buffer_init(&array->buffer); | |
25 | array->element_size = element_size; | |
26 | } | |
27 | ||
28 | LTTNG_HIDDEN | |
29 | int lttng_dynamic_array_add_element(struct lttng_dynamic_array *array, | |
30 | const void *element) | |
31 | { | |
32 | int ret; | |
33 | ||
34 | if (!array || !element) { | |
35 | ret = -1; | |
36 | goto end; | |
37 | } | |
38 | ||
39 | ret = lttng_dynamic_buffer_append(&array->buffer, element, | |
40 | array->element_size); | |
41 | if (ret) { | |
42 | goto end; | |
43 | } | |
44 | array->size++; | |
45 | end: | |
46 | return ret; | |
47 | } | |
48 | ||
49 | LTTNG_HIDDEN | |
50 | void lttng_dynamic_array_reset(struct lttng_dynamic_array *array, | |
51 | lttng_dynamic_array_element_destructor destructor) | |
52 | { | |
53 | if (destructor) { | |
54 | size_t i; | |
55 | ||
56 | for (i = 0; i < lttng_dynamic_array_get_count(array); i++) { | |
57 | destructor(lttng_dynamic_array_get_element(array, i)); | |
58 | } | |
59 | } | |
60 | ||
61 | lttng_dynamic_buffer_reset(&array->buffer); | |
62 | array->size = 0; | |
63 | } | |
64 | ||
65 | LTTNG_HIDDEN | |
66 | void lttng_dynamic_pointer_array_init( | |
67 | struct lttng_dynamic_pointer_array *array) | |
68 | { | |
69 | lttng_dynamic_array_init(&array->array, sizeof(void *)); | |
70 | } | |
71 | ||
72 | /* Release any memory used by the dynamic array. */ | |
73 | LTTNG_HIDDEN | |
74 | void lttng_dynamic_pointer_array_reset( | |
75 | struct lttng_dynamic_pointer_array *array, | |
76 | lttng_dynamic_pointer_array_destructor destructor) | |
77 | { | |
78 | if (destructor) { | |
79 | size_t i, count = lttng_dynamic_pointer_array_get_count(array); | |
80 | ||
81 | for (i = 0; i < count; i++) { | |
82 | void *ptr = lttng_dynamic_pointer_array_get_pointer( | |
83 | array, i); | |
84 | destructor(ptr); | |
85 | } | |
86 | } | |
87 | lttng_dynamic_array_reset(&array->array, NULL); | |
88 | } |