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Diffstat (limited to '')
| -rw-r--r-- | src/archive/zip_plugin.c | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/src/archive/zip_plugin.c b/src/archive/zip_plugin.c deleted file mode 100644 index 243d46418..000000000 --- a/src/archive/zip_plugin.c +++ /dev/null @@ -1,196 +0,0 @@ -/* - * Copyright (C) 2003-2009 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. - */ - -/** - * zip archive handling (requires zziplib) - */ - -#include "archive_api.h" -#include "archive_api.h" -#include "input_plugin.h" - -#include <zzip/zzip.h> -#include <glib.h> -#include <string.h> - -typedef struct { - ZZIP_DIR *dir; - ZZIP_FILE *file; - size_t length; - GSList *list; - GSList *iter; -} zip_context; - -static const struct input_plugin zip_inputplugin; - -/* archive open && listing routine */ - -static struct archive_file * -zip_open(char * pathname) -{ - zip_context *context = g_malloc(sizeof(zip_context)); - ZZIP_DIRENT dirent; - - // open archive - context->list = NULL; - context->dir = zzip_dir_open(pathname, NULL); - if (context->dir == NULL) { - g_warning("zipfile %s open failed\n", pathname); - return NULL; - } - - while (zzip_dir_read(context->dir, &dirent)) { - //add only files - if (dirent.st_size > 0) { - context->list = g_slist_prepend(context->list, - g_strdup(dirent.d_name)); - } - } - - return (struct archive_file *)context; -} - -static void -zip_scan_reset(struct archive_file *file) -{ - zip_context *context = (zip_context *) file; - //reset iterator - context->iter = context->list; -} - -static char * -zip_scan_next(struct archive_file *file) -{ - zip_context *context = (zip_context *) file; - char *data = NULL; - if (context->iter != NULL) { - ///fetch data and goto next - data = context->iter->data; - context->iter = g_slist_next(context->iter); - } - return data; -} - -static void -zip_close(struct archive_file *file) -{ - zip_context *context = (zip_context *) file; - if (context->list) { - //free list - for (GSList *tmp = context->list; tmp != NULL; tmp = g_slist_next(tmp)) - g_free(tmp->data); - g_slist_free(context->list); - } - //close archive - zzip_dir_close (context->dir); - - g_free(context); -} - -/* single archive handling */ - -static bool -zip_open_stream(struct archive_file *file, struct input_stream *is, - const char *pathname) -{ - zip_context *context = (zip_context *) file; - ZZIP_STAT z_stat; - - //setup file ops - is->plugin = &zip_inputplugin; - //insert back reference - is->data = context; - //we are seekable (but its not recommendent to do so) - is->seekable = true; - - context->file = zzip_file_open(context->dir, pathname, 0); - if (!context->file) { - g_warning("file %s not found in the zipfile\n", pathname); - return false; - } - zzip_file_stat(context->file, &z_stat); - context->length = z_stat.st_size; - return true; -} - -static void -zip_is_close(struct input_stream *is) -{ - zip_context *context = (zip_context *) is->data; - zzip_file_close (context->file); - - zip_close((struct archive_file *)context); -} - -static size_t -zip_is_read(struct input_stream *is, void *ptr, size_t size) -{ - zip_context *context = (zip_context *) is->data; - int ret; - ret = zzip_file_read(context->file, ptr, size); - if (ret < 0) { - g_warning("error %d reading zipfile\n", ret); - return 0; - } - return ret; -} - -static bool -zip_is_eof(struct input_stream *is) -{ - zip_context *context = (zip_context *) is->data; - return ((size_t) zzip_tell(context->file) == context->length); -} - -static bool -zip_is_seek(G_GNUC_UNUSED struct input_stream *is, - G_GNUC_UNUSED off_t offset, G_GNUC_UNUSED int whence) -{ - zip_context *context = (zip_context *) is->data; - zzip_off_t ofs = zzip_seek(context->file, offset, whence); - if (ofs != -1) { - is->offset = ofs; - return true; - } - return false; -} - -/* exported structures */ - -static const char *const zip_extensions[] = { - "zip", - NULL -}; - -static const struct input_plugin zip_inputplugin = { - .close = zip_is_close, - .read = zip_is_read, - .eof = zip_is_eof, - .seek = zip_is_seek, -}; - -const struct archive_plugin zip_plugin = { - .name = "zip", - .open = zip_open, - .scan_reset = zip_scan_reset, - .scan_next = zip_scan_next, - .open_stream = zip_open_stream, - .close = zip_close, - .suffixes = zip_extensions -}; |