/* Copyright  (C) 2010-2017 The RetroArch team
 *
 * ---------------------------------------------------------------------------------------
 * The following license statement only applies to this file (query.h).
 * ---------------------------------------------------------------------------------------
 *
 * Permission is hereby granted, free of charge,
 * to any person obtaining a copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef __LIBRETRODB_QUERY_H__
#define __LIBRETRODB_QUERY_H__

#include <retro_common_api.h>

#include "libretrodb.h"
#include "rmsgpack_dom.h"

RETRO_BEGIN_DECLS

typedef struct libretrodb_query libretrodb_query_t;

void libretrodb_query_inc_ref(libretrodb_query_t *q);

void libretrodb_query_dec_ref(libretrodb_query_t *q);

int libretrodb_query_filter(libretrodb_query_t *q, struct rmsgpack_dom_value *v);

int libretrodb_query_get_filter_fields(libretrodb_query_t *q,
      const char **field_names, uint32_t *field_lens,
      unsigned max_fields);

int libretrodb_query_eval_field(libretrodb_query_t *q,
      const char *field_name, uint32_t field_len,
      struct rmsgpack_dom_value *value);

RETRO_END_DECLS

#endif
