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