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/* the Music Player Daemon (MPD)
* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
* This project's homepage is: http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef DIRECTORY_H
#define DIRECTORY_H
#include "songvec.h"
#include "list.h"
#include <stdbool.h>
#include <stdio.h>
#include <sys/stat.h>
#define DIRECTORY_DIR "directory: "
#define DIRECTORY_MTIME "mtime: " /* DEPRECATED, noop-read-only */
#define DIRECTORY_BEGIN "begin: "
#define DIRECTORY_END "end: "
#define DIRECTORY_INFO_BEGIN "info_begin"
#define DIRECTORY_INFO_END "info_end"
#define DIRECTORY_MPD_VERSION "mpd_version: "
#define DIRECTORY_FS_CHARSET "fs_charset: "
struct client;
struct dirvec {
struct directory **base;
size_t nr;
};
struct directory {
char *path;
struct dirvec children;
struct songvec songs;
struct directory *parent;
ino_t inode;
dev_t device;
unsigned stat; /* not needed if ino_t == dev_t == 0 is impossible */
};
static inline bool
isRootDirectory(const char *name)
{
return name[0] == 0 || (name[0] == '/' && name[1] == 0);
}
struct directory *
directory_new(const char *dirname, struct directory *parent);
void
directory_free(struct directory *directory);
static inline bool
directory_is_empty(struct directory *directory)
{
return directory->children.nr == 0 && directory->songs.nr == 0;
}
static inline const char *
directory_get_path(struct directory *directory)
{
return directory->path;
}
void
directory_prune_empty(struct directory *directory);
struct directory *
directory_get_directory(struct directory *directory, const char *name);
int
directory_print(struct client *client, const struct directory *directory);
int
directory_save(FILE *fp, struct directory *directory);
void
directory_load(FILE *fp, struct directory *directory);
void
directory_sort(struct directory *directory);
int
directory_walk(struct directory *directory,
int (*forEachSong)(struct song *, void *),
int (*forEachDir)(struct directory *, void *),
void *data);
#endif
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