mirror of
https://github.com/JamesonHuang/OpenWrt_Luci_Lua.git
synced 2024-11-23 22:00:11 +00:00
255 lines
7.6 KiB
C
255 lines
7.6 KiB
C
/* libmpdclient
|
|
(c) 2003-2015 The Music Player Daemon Project
|
|
This project's homepage is: http://www.musicpd.org
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions
|
|
are met:
|
|
|
|
- Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
|
|
- Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
- Neither the name of the Music Player Daemon nor the names of its
|
|
contributors may be used to endorse or promote products derived from
|
|
this software without specific prior written permission.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
|
|
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
|
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/*! \file
|
|
* \brief MPD client library
|
|
*
|
|
* Search songs in the database or the queue.
|
|
*
|
|
* Do not include this header directly. Use mpd/client.h instead.
|
|
*/
|
|
|
|
#ifndef MPD_DB_H
|
|
#define MPD_DB_H
|
|
|
|
#include <mpd/connection.h>
|
|
#include <mpd/tag.h>
|
|
#include <mpd/compiler.h>
|
|
|
|
#include <stdbool.h>
|
|
#include <time.h>
|
|
|
|
/**
|
|
* This type is not yet used, it is reserved for a future protocol
|
|
* extension which will allow us to specify a comparison operator for
|
|
* constraints.
|
|
*/
|
|
enum mpd_operator {
|
|
/**
|
|
* The default search operator. If "exact" was passed as
|
|
* "true", then it means "full string comparison"; if false,
|
|
* then it means "search for substring".
|
|
*/
|
|
MPD_OPERATOR_DEFAULT,
|
|
};
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* Search for songs in the database.
|
|
* Constraints may be specified with mpd_search_add_tag_constraint().
|
|
* Send the search command with mpd_search_commit(), and read the
|
|
* response items with mpd_recv_song().
|
|
*
|
|
* @param connection the connection to MPD
|
|
* @param exact if to match exact
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_db_songs(struct mpd_connection *connection, bool exact);
|
|
|
|
/**
|
|
* Search for songs in the database and adds the result to the queue.
|
|
* Constraints may be specified with mpd_search_add_tag_constraint().
|
|
* Send the search command with mpd_search_commit().
|
|
*
|
|
* @param connection the connection to MPD
|
|
* @param exact if to match exact (only "true" supported by MPD 0.16)
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_add_db_songs(struct mpd_connection *connection, bool exact);
|
|
|
|
/**
|
|
* Search for songs in the queue.
|
|
* Constraints may be specified with mpd_search_add_tag_constraint().
|
|
* Send the search command with mpd_search_commit(), and read the
|
|
* response items with mpd_recv_song().
|
|
*
|
|
* @param connection the connection to MPD
|
|
* @param exact if to match exact
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_queue_songs(struct mpd_connection *connection, bool exact);
|
|
|
|
/**
|
|
* Obtains a list of unique tag values from the database.
|
|
* Constraints may be specified with mpd_search_add_tag_constraint().
|
|
* Send the search command with mpd_search_commit(), and read the
|
|
* response items with mpd_recv_pair_tag().
|
|
*
|
|
* @param connection the connection to MPD
|
|
* @param type The type of the tags to search for
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_db_tags(struct mpd_connection *connection, enum mpd_tag_type type);
|
|
|
|
/**
|
|
* Gathers statistics on a set of songs in the database.
|
|
* Constraints may be specified with mpd_search_add_tag_constraint().
|
|
* Send the command with mpd_search_commit(), and read the response
|
|
* with mpd_recv_stats().
|
|
*
|
|
* @param connection the connection to MPD
|
|
* @return true on success, false on error
|
|
*/
|
|
bool mpd_count_db_songs(struct mpd_connection *connection);
|
|
|
|
/**
|
|
* Limit the search to a certain directory.
|
|
*
|
|
* @param connection a #mpd_connection
|
|
* @param oper reserved, pass #MPD_OPERATOR_DEFAULT
|
|
* @param value the URI relative to the music directory
|
|
* @return true on success, false on error
|
|
*
|
|
* @since libmpdclient 2.9
|
|
*/
|
|
bool
|
|
mpd_search_add_base_constraint(struct mpd_connection *connection,
|
|
enum mpd_operator oper,
|
|
const char *value);
|
|
|
|
/**
|
|
* Add a constraint on the song's URI.
|
|
*
|
|
* @param connection a #mpd_connection
|
|
* @param oper reserved, pass #MPD_OPERATOR_DEFAULT
|
|
* @param value The value of the constraint
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_add_uri_constraint(struct mpd_connection *connection,
|
|
enum mpd_operator oper,
|
|
const char *value);
|
|
|
|
/**
|
|
* Add a constraint to a search limiting the value of a tag.
|
|
*
|
|
* @param connection a #mpd_connection
|
|
* @param oper reserved, pass #MPD_OPERATOR_DEFAULT
|
|
* @param type The tag type of the constraint
|
|
* @param value The value of the constraint
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_add_tag_constraint(struct mpd_connection *connection,
|
|
enum mpd_operator oper,
|
|
enum mpd_tag_type type,
|
|
const char *value);
|
|
|
|
/**
|
|
* Add a constraint to a search, search for a value in any tag.
|
|
*
|
|
* @param connection a #mpd_connection
|
|
* @param oper reserved, pass #MPD_OPERATOR_DEFAULT
|
|
* @param value The value of the constraint
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_add_any_tag_constraint(struct mpd_connection *connection,
|
|
enum mpd_operator oper,
|
|
const char *value);
|
|
|
|
/**
|
|
* Limit the search to files modified after the given time stamp.
|
|
*
|
|
* @param connection a #mpd_connection
|
|
* @param oper reserved, pass #MPD_OPERATOR_DEFAULT
|
|
* @param value the reference time stamp
|
|
* @return true on success, false on error
|
|
*
|
|
* @since libmpdclient 2.10
|
|
*/
|
|
bool
|
|
mpd_search_add_modified_since_constraint(struct mpd_connection *connection,
|
|
enum mpd_operator oper,
|
|
time_t value);
|
|
|
|
/**
|
|
* Request only a portion of the result set.
|
|
*
|
|
* @param connection a #mpd_connection
|
|
* @param oper reserved, pass #MPD_OPERATOR_DEFAULT
|
|
* @param type The tag type of the constraint
|
|
* @param value The value of the constraint
|
|
* @return true on success, false on error
|
|
*
|
|
* @since libmpdclient 2.10
|
|
*/
|
|
bool
|
|
mpd_search_add_window(struct mpd_connection *connection,
|
|
unsigned start, unsigned end);
|
|
|
|
/**
|
|
* Starts the real search with constraints added with
|
|
* mpd_search_add_constraint().
|
|
*
|
|
* @param connection the connection to MPD
|
|
* @return true on success, false on error
|
|
*/
|
|
bool
|
|
mpd_search_commit(struct mpd_connection *connection);
|
|
|
|
/**
|
|
* Cancels the search request before you have called
|
|
* mpd_search_commit(). Call this to clear the current search
|
|
* request.
|
|
*
|
|
* @param connection the connection to MPD
|
|
*/
|
|
void
|
|
mpd_search_cancel(struct mpd_connection *connection);
|
|
|
|
/**
|
|
* Same as mpd_recv_pair_named(), but the pair name is specified as
|
|
* #mpd_tag_type.
|
|
*
|
|
* @param connection the connection to MPD
|
|
* @param type the tag type you are looking for
|
|
* @return a pair, or NULL on error or if there are no more matching
|
|
* pairs in this response
|
|
*/
|
|
mpd_malloc
|
|
struct mpd_pair *
|
|
mpd_recv_pair_tag(struct mpd_connection *connection, enum mpd_tag_type type);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|