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95 lines
2.1 KiB
C
95 lines
2.1 KiB
C
/* Simple Plugin API
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* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <stdint.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <spa/type-map.h>
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#include <lib/debug.h>
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#define MAX_TYPES 4096
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typedef struct {
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SpaTypeMap map;
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char *types[MAX_TYPES];
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unsigned int n_types;
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} TypeMap;
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static uint32_t
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type_map_get_id (SpaTypeMap *map, const char *type)
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{
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TypeMap *this = SPA_CONTAINER_OF (map, TypeMap, map);
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unsigned int i = 0;
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if (type != NULL) {
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for (i = 1; i <= this->n_types; i++) {
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if (strcmp (this->types[i], type) == 0)
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return i;
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}
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this->types[i] = (char *)type;
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this->n_types++;
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}
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return i;
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}
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static const char *
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type_map_get_type (const SpaTypeMap *map, uint32_t id)
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{
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TypeMap *this = SPA_CONTAINER_OF (map, TypeMap, map);
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if (id <= this->n_types)
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return this->types[id];
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return NULL;
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}
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static size_t
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type_map_get_size (const SpaTypeMap *map)
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{
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TypeMap *this = SPA_CONTAINER_OF (map, TypeMap, map);
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return this->n_types;
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}
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static TypeMap default_type_map = {
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{ sizeof (SpaTypeMap),
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NULL,
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type_map_get_id,
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type_map_get_type,
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type_map_get_size,
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},
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{ NULL, },
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0
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};
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static SpaTypeMap *default_map = &default_type_map.map;
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SpaTypeMap *
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spa_type_map_get_default (void)
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{
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return default_map;
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}
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void
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spa_type_map_set_default (SpaTypeMap *map)
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{
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default_map = map;
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}
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