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Diffstat (limited to 'src/archive/iso9660_archive_plugin.c')
-rw-r--r--src/archive/iso9660_archive_plugin.c290
1 files changed, 0 insertions, 290 deletions
diff --git a/src/archive/iso9660_archive_plugin.c b/src/archive/iso9660_archive_plugin.c
deleted file mode 100644
index bb6cb958..00000000
--- a/src/archive/iso9660_archive_plugin.c
+++ /dev/null
@@ -1,290 +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.
- */
-
-/**
- * iso archive handling (requires cdio, and iso9660)
- */
-
-#include "config.h"
-#include "archive/iso9660_archive_plugin.h"
-#include "archive_api.h"
-#include "input_internal.h"
-#include "input_plugin.h"
-#include "refcount.h"
-
-#include <cdio/cdio.h>
-#include <cdio/iso9660.h>
-
-#include <glib.h>
-#include <string.h>
-
-#define CEILING(x, y) ((x+(y-1))/y)
-
-struct iso9660_archive_file {
- struct archive_file base;
-
- struct refcount ref;
-
- iso9660_t *iso;
- GSList *list;
- GSList *iter;
-};
-
-static const struct input_plugin iso9660_input_plugin;
-
-static inline GQuark
-iso9660_quark(void)
-{
- return g_quark_from_static_string("iso9660");
-}
-
-/* archive open && listing routine */
-
-static void
-listdir_recur(const char *psz_path, struct iso9660_archive_file *context)
-{
- iso9660_t *iso = context->iso;
- CdioList_t *entlist;
- CdioListNode_t *entnode;
- iso9660_stat_t *statbuf;
- char pathname[4096];
-
- entlist = iso9660_ifs_readdir (iso, psz_path);
- if (!entlist) {
- return;
- }
- /* Iterate over the list of nodes that iso9660_ifs_readdir gives */
- _CDIO_LIST_FOREACH (entnode, entlist) {
- statbuf = (iso9660_stat_t *) _cdio_list_node_data (entnode);
-
- strcpy(pathname, psz_path);
- strcat(pathname, statbuf->filename);
-
- if (_STAT_DIR == statbuf->type ) {
- if (strcmp(statbuf->filename, ".") && strcmp(statbuf->filename, "..")) {
- strcat(pathname, "/");
- listdir_recur(pathname, context);
- }
- } else {
- //remove leading /
- context->list = g_slist_prepend( context->list,
- g_strdup(pathname + 1));
- }
- }
- _cdio_list_free (entlist, true);
-}
-
-static struct archive_file *
-iso9660_archive_open(const char *pathname, GError **error_r)
-{
- struct iso9660_archive_file *context =
- g_new(struct iso9660_archive_file, 1);
-
- archive_file_init(&context->base, &iso9660_archive_plugin);
- refcount_init(&context->ref);
-
- context->list = NULL;
-
- /* open archive */
- context->iso = iso9660_open (pathname);
- if (context->iso == NULL) {
- g_set_error(error_r, iso9660_quark(), 0,
- "Failed to open ISO9660 file %s", pathname);
- return NULL;
- }
-
- listdir_recur("/", context);
-
- return &context->base;
-}
-
-static void
-iso9660_archive_scan_reset(struct archive_file *file)
-{
- struct iso9660_archive_file *context =
- (struct iso9660_archive_file *)file;
-
- //reset iterator
- context->iter = context->list;
-}
-
-static char *
-iso9660_archive_scan_next(struct archive_file *file)
-{
- struct iso9660_archive_file *context =
- (struct iso9660_archive_file *)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
-iso9660_archive_close(struct archive_file *file)
-{
- struct iso9660_archive_file *context =
- (struct iso9660_archive_file *)file;
- GSList *tmp;
-
- if (!refcount_dec(&context->ref))
- return;
-
- if (context->list) {
- //free list
- for (tmp = context->list; tmp != NULL; tmp = g_slist_next(tmp))
- g_free(tmp->data);
- g_slist_free(context->list);
- }
- //close archive
- iso9660_close(context->iso);
-
- g_free(context);
-}
-
-/* single archive handling */
-
-struct iso9660_input_stream {
- struct input_stream base;
-
- struct iso9660_archive_file *archive;
-
- iso9660_stat_t *statbuf;
- size_t max_blocks;
-};
-
-static struct input_stream *
-iso9660_archive_open_stream(struct archive_file *file, const char *pathname,
- GMutex *mutex, GCond *cond,
- GError **error_r)
-{
- struct iso9660_archive_file *context =
- (struct iso9660_archive_file *)file;
- struct iso9660_input_stream *iis;
-
- iis = g_new(struct iso9660_input_stream, 1);
- input_stream_init(&iis->base, &iso9660_input_plugin, pathname,
- mutex, cond);
-
- iis->archive = context;
- iis->statbuf = iso9660_ifs_stat_translate(context->iso, pathname);
- if (iis->statbuf == NULL) {
- g_free(iis);
- g_set_error(error_r, iso9660_quark(), 0,
- "not found in the ISO file: %s", pathname);
- return NULL;
- }
-
- iis->base.ready = true;
- //we are not seekable
- iis->base.seekable = false;
-
- iis->base.size = iis->statbuf->size;
-
- iis->max_blocks = CEILING(iis->statbuf->size, ISO_BLOCKSIZE);
-
- refcount_inc(&context->ref);
-
- return &iis->base;
-}
-
-static void
-iso9660_input_close(struct input_stream *is)
-{
- struct iso9660_input_stream *iis = (struct iso9660_input_stream *)is;
-
- g_free(iis->statbuf);
-
- iso9660_archive_close(&iis->archive->base);
-
- input_stream_deinit(&iis->base);
- g_free(iis);
-}
-
-
-static size_t
-iso9660_input_read(struct input_stream *is, void *ptr, size_t size, GError **error_r)
-{
- struct iso9660_input_stream *iis = (struct iso9660_input_stream *)is;
- int toread, readed = 0;
- int no_blocks, cur_block;
- size_t left_bytes = iis->statbuf->size - is->offset;
-
- size = (size * ISO_BLOCKSIZE) / ISO_BLOCKSIZE;
-
- if (left_bytes < size) {
- toread = left_bytes;
- no_blocks = CEILING(left_bytes,ISO_BLOCKSIZE);
- } else {
- toread = size;
- no_blocks = toread / ISO_BLOCKSIZE;
- }
- if (no_blocks > 0) {
-
- cur_block = is->offset / ISO_BLOCKSIZE;
-
- readed = iso9660_iso_seek_read (iis->archive->iso, ptr,
- iis->statbuf->lsn + cur_block, no_blocks);
-
- if (readed != no_blocks * ISO_BLOCKSIZE) {
- g_set_error(error_r, iso9660_quark(), 0,
- "error reading ISO file at lsn %lu",
- (long unsigned int) cur_block);
- return 0;
- }
- if (left_bytes < size) {
- readed = left_bytes;
- }
-
- is->offset += readed;
- }
- return readed;
-}
-
-static bool
-iso9660_input_eof(struct input_stream *is)
-{
- return is->offset == is->size;
-}
-
-/* exported structures */
-
-static const char *const iso9660_archive_extensions[] = {
- "iso",
- NULL
-};
-
-static const struct input_plugin iso9660_input_plugin = {
- .close = iso9660_input_close,
- .read = iso9660_input_read,
- .eof = iso9660_input_eof,
-};
-
-const struct archive_plugin iso9660_archive_plugin = {
- .name = "iso",
- .open = iso9660_archive_open,
- .scan_reset = iso9660_archive_scan_reset,
- .scan_next = iso9660_archive_scan_next,
- .open_stream = iso9660_archive_open_stream,
- .close = iso9660_archive_close,
- .suffixes = iso9660_archive_extensions
-};
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 05:39:46 +0000