diff options
Diffstat (limited to 'src/db_save.c')
| -rw-r--r-- | src/db_save.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/src/db_save.c b/src/db_save.c deleted file mode 100644 index 4af9d58b8..000000000 --- a/src/db_save.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Copyright (C) 2003-2011 The Music Player Daemon Project - * 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., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" -#include "db_save.h" -#include "db_lock.h" -#include "directory.h" -#include "directory_save.h" -#include "song.h" -#include "path.h" -#include "text_file.h" -#include "tag.h" -#include "tag_internal.h" - -#include <glib.h> - -#include <assert.h> -#include <stdlib.h> - -#undef G_LOG_DOMAIN -#define G_LOG_DOMAIN "database" - -#define DIRECTORY_INFO_BEGIN "info_begin" -#define DIRECTORY_INFO_END "info_end" -#define DB_FORMAT_PREFIX "format: " -#define DIRECTORY_MPD_VERSION "mpd_version: " -#define DIRECTORY_FS_CHARSET "fs_charset: " -#define DB_TAG_PREFIX "tag: " - -enum { - DB_FORMAT = 1, -}; - -G_GNUC_CONST -static GQuark -db_quark(void) -{ - return g_quark_from_static_string("database"); -} - -void -db_save_internal(FILE *fp, const struct directory *music_root) -{ - assert(music_root != NULL); - - fprintf(fp, "%s\n", DIRECTORY_INFO_BEGIN); - fprintf(fp, DB_FORMAT_PREFIX "%u\n", DB_FORMAT); - fprintf(fp, "%s%s\n", DIRECTORY_MPD_VERSION, VERSION); - fprintf(fp, "%s%s\n", DIRECTORY_FS_CHARSET, path_get_fs_charset()); - - for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i) - if (!ignore_tag_items[i]) - fprintf(fp, DB_TAG_PREFIX "%s\n", tag_item_names[i]); - - fprintf(fp, "%s\n", DIRECTORY_INFO_END); - - directory_save(fp, music_root); -} - -bool -db_load_internal(FILE *fp, struct directory *music_root, GError **error) -{ - GString *buffer = g_string_sized_new(1024); - char *line; - int format = 0; - bool found_charset = false, found_version = false; - bool success; - bool tags[TAG_NUM_OF_ITEM_TYPES]; - - assert(music_root != NULL); - - /* get initial info */ - line = read_text_line(fp, buffer); - if (line == NULL || strcmp(DIRECTORY_INFO_BEGIN, line) != 0) { - g_set_error(error, db_quark(), 0, "Database corrupted"); - g_string_free(buffer, true); - return false; - } - - memset(tags, false, sizeof(tags)); - - while ((line = read_text_line(fp, buffer)) != NULL && - strcmp(line, DIRECTORY_INFO_END) != 0) { - if (g_str_has_prefix(line, DB_FORMAT_PREFIX)) { - format = atoi(line + sizeof(DB_FORMAT_PREFIX) - 1); - } else if (g_str_has_prefix(line, DIRECTORY_MPD_VERSION)) { - if (found_version) { - g_set_error(error, db_quark(), 0, - "Duplicate version line"); - g_string_free(buffer, true); - return false; - } - - found_version = true; - } else if (g_str_has_prefix(line, DIRECTORY_FS_CHARSET)) { - const char *new_charset, *old_charset; - - if (found_charset) { - g_set_error(error, db_quark(), 0, - "Duplicate charset line"); - g_string_free(buffer, true); - return false; - } - - found_charset = true; - - new_charset = line + sizeof(DIRECTORY_FS_CHARSET) - 1; - old_charset = path_get_fs_charset(); - if (old_charset != NULL - && strcmp(new_charset, old_charset)) { - g_set_error(error, db_quark(), 0, - "Existing database has charset " - "\"%s\" instead of \"%s\"; " - "discarding database file", - new_charset, old_charset); - g_string_free(buffer, true); - return false; - } - } else if (g_str_has_prefix(line, DB_TAG_PREFIX)) { - const char *name = line + sizeof(DB_TAG_PREFIX) - 1; - enum tag_type tag = tag_name_parse(name); - if (tag == TAG_NUM_OF_ITEM_TYPES) { - g_set_error(error, db_quark(), 0, - "Unrecognized tag '%s', " - "discarding database file", - name); - return false; - } - - tags[tag] = true; - } else { - g_set_error(error, db_quark(), 0, - "Malformed line: %s", line); - g_string_free(buffer, true); - return false; - } - } - - if (format != DB_FORMAT) { - g_set_error(error, db_quark(), 0, - "Database format mismatch, " - "discarding database file"); - return false; - } - - for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i) { - if (!ignore_tag_items[i] && !tags[i]) { - g_set_error(error, db_quark(), 0, - "Tag list mismatch, " - "discarding database file"); - return false; - } - } - - g_debug("reading DB"); - - db_lock(); - success = directory_load(fp, music_root, buffer, error); - db_unlock(); - g_string_free(buffer, true); - - return success; -} |