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Diffstat (limited to '')
| -rw-r--r-- | src/directory_save.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/directory_save.c b/src/directory_save.c new file mode 100644 index 000000000..9d1846c2f --- /dev/null +++ b/src/directory_save.c @@ -0,0 +1,101 @@ +/* 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 + */ + +#include "directory_save.h" +#include "directory.h" +#include "database.h" +#include "song.h" +#include "log.h" +#include "path.h" +#include "utils.h" +#include "song_save.h" +#include "dirvec.h" + +/* TODO error checking */ +int +directory_save(FILE *fp, struct directory *directory) +{ + struct dirvec *children = &directory->children; + size_t i; + int retv; + + if (!isRootDirectory(directory->path)) { + retv = fprintf(fp, "%s%s\n", DIRECTORY_BEGIN, + directory_get_path(directory)); + if (retv < 0) + return -1; + } + + for (i = 0; i < children->nr; ++i) { + struct directory *cur = children->base[i]; + const char *base = mpd_basename(cur->path); + + retv = fprintf(fp, DIRECTORY_DIR "%s\n", base); + if (retv < 0) + return -1; + if (directory_save(fp, cur) < 0) + return -1; + } + + songvec_save(fp, &directory->songs); + + if (!isRootDirectory(directory->path) && + fprintf(fp, DIRECTORY_END "%s\n", + directory_get_path(directory)) < 0) + return -1; + return 0; +} + +void +directory_load(FILE *fp, struct directory *directory) +{ + char buffer[MPD_PATH_MAX * 2]; + int bufferSize = MPD_PATH_MAX * 2; + char key[MPD_PATH_MAX * 2]; + char *name; + + while (myFgets(buffer, bufferSize, fp) + && prefixcmp(buffer, DIRECTORY_END)) { + if (!prefixcmp(buffer, DIRECTORY_DIR)) { + struct directory *subdir; + + strcpy(key, &(buffer[strlen(DIRECTORY_DIR)])); + if (!myFgets(buffer, bufferSize, fp)) + FATAL("Error reading db, fgets\n"); + /* for compatibility with db's prior to 0.11 */ + if (!prefixcmp(buffer, DIRECTORY_MTIME)) { + if (!myFgets(buffer, bufferSize, fp)) + FATAL("Error reading db, fgets\n"); + } + if (prefixcmp(buffer, DIRECTORY_BEGIN)) + FATAL("Error reading db at line: %s\n", buffer); + name = &(buffer[strlen(DIRECTORY_BEGIN)]); + if ((subdir = db_get_directory(name))) { + assert(subdir->parent == directory); + } else { + subdir = directory_new(name, directory); + dirvec_add(&directory->children, subdir); + } + directory_load(fp, subdir); + } else if (!prefixcmp(buffer, SONG_BEGIN)) { + readSongInfoIntoList(fp, &directory->songs, directory); + } else { + FATAL("Unknown line in db: %s\n", buffer); + } + } +} |