Commit | Line | Data |
---|---|---|
5fa16feb PP |
1 | /* |
2 | * The MIT License (MIT) | |
3 | * | |
4 | * Copyright (c) 2016 Philippe Proulx <pproulx@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 | |
22 | * THE SOFTWARE. | |
23 | */ | |
24 | ||
25 | struct bt_value_map_get_keys_data { | |
26 | struct bt_value *keys; | |
27 | }; | |
28 | ||
29 | static int bt_value_map_get_keys_cb(const char *key, const struct bt_value *object, void *data) | |
30 | { | |
31 | bt_value_array_append_element_status status; | |
32 | struct bt_value_map_get_keys_data *priv_data = data; | |
33 | ||
34 | status = bt_value_array_append_string_element(priv_data->keys, key); | |
35 | if (status != __BT_FUNC_STATUS_OK) { | |
36 | return BT_FALSE; | |
37 | } | |
38 | ||
39 | return BT_TRUE; | |
40 | } | |
41 | ||
42 | static struct bt_value *bt_value_map_get_keys(const struct bt_value *map_obj) | |
43 | { | |
44 | bt_value_map_foreach_entry_const_status status; | |
45 | struct bt_value_map_get_keys_data data; | |
46 | ||
47 | data.keys = bt_value_array_create(); | |
48 | if (!data.keys) { | |
49 | return NULL; | |
50 | } | |
51 | ||
52 | status = bt_value_map_foreach_entry_const(map_obj, bt_value_map_get_keys_cb, | |
53 | &data); | |
54 | if (status != __BT_FUNC_STATUS_OK) { | |
55 | goto error; | |
56 | } | |
57 | ||
58 | goto end; | |
59 | ||
60 | error: | |
61 | if (data.keys) { | |
62 | BT_VALUE_PUT_REF_AND_RESET(data.keys); | |
63 | } | |
64 | ||
65 | end: | |
66 | return data.keys; | |
67 | } |