pipewire/spa/include/spa/dict.h
Wim Taymans 0f6b3a7cab indent
2017-05-26 09:09:31 +02:00

72 lines
1.9 KiB
C

/* Simple Plugin API
* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __SPA_DICT_H__
#define __SPA_DICT_H__
#ifdef __cplusplus
extern "C" {
#endif
#define SPA_TYPE__Dict SPA_TYPE_POINTER_BASE "Dict"
#define SPA_TYPE_DICT_BASE SPA_TYPE__Dict ":"
#include <string.h>
#include <spa/defs.h>
struct spa_dict_item {
const char *key;
const char *value;
};
struct spa_dict {
uint32_t n_items;
struct spa_dict_item *items;
};
#define SPA_DICT_INIT(n_items,items) { n_items, items }
#define spa_dict_for_each(item, dict) \
for ((item) = (dict)->items; \
(item) < &(dict)->items[(dict)->n_items]; \
(item)++)
static inline struct spa_dict_item *spa_dict_lookup_item(const struct spa_dict *dict,
const char *key)
{
struct spa_dict_item *item;
spa_dict_for_each(item, dict) {
if (!strcmp(item->key, key))
return item;
}
return NULL;
}
static inline const char *spa_dict_lookup(const struct spa_dict *dict, const char *key)
{
struct spa_dict_item *item = spa_dict_lookup_item(dict, key);
return item ? item->value : NULL;
}
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* __SPA_DICT_H__ */