MPD 0.17~git
src/playlist_vector.h
Go to the documentation of this file.
00001 /*
00002  * Copyright (C) 2003-2011 The Music Player Daemon Project
00003  * http://www.musicpd.org
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU General Public License as published by
00007  * the Free Software Foundation; either version 2 of the License, or
00008  * (at your option) any later version.
00009  *
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  * GNU General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU General Public License along
00016  * with this program; if not, write to the Free Software Foundation, Inc.,
00017  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00018  */
00019 
00020 #ifndef MPD_PLAYLIST_VECTOR_H
00021 #define MPD_PLAYLIST_VECTOR_H
00022 
00023 #include <stdbool.h>
00024 #include <stddef.h>
00025 #include <sys/time.h>
00026 
00030 struct playlist_metadata {
00031         struct playlist_metadata *next;
00032 
00036         char *name;
00037 
00038         time_t mtime;
00039 };
00040 
00041 struct playlist_vector {
00042         struct playlist_metadata *head;
00043 };
00044 
00045 static inline void
00046 playlist_vector_init(struct playlist_vector *pv)
00047 {
00048         pv->head = NULL;
00049 }
00050 
00051 void
00052 playlist_vector_deinit(struct playlist_vector *pv);
00053 
00054 static inline bool
00055 playlist_vector_is_empty(const struct playlist_vector *pv)
00056 {
00057         return pv->head == NULL;
00058 }
00059 
00060 struct playlist_metadata *
00061 playlist_vector_find(struct playlist_vector *pv, const char *name);
00062 
00063 void
00064 playlist_vector_add(struct playlist_vector *pv,
00065                     const char *name, time_t mtime);
00066 
00070 bool
00071 playlist_vector_update_or_add(struct playlist_vector *pv,
00072                               const char *name, time_t mtime);
00073 
00074 bool
00075 playlist_vector_remove(struct playlist_vector *pv, const char *name);
00076 
00077 #endif /* SONGVEC_H */