Implement iso_file_get_old_image_sections() and deprecate old way to obtain image lba.

libisofs/stream.h

@@ -1,8 +1,8 @@
 /*
  * Copyright (c) 2007 Vreixo Formoso
- * 
- * This file is part of the libisofs project; you can redistribute it and/or 
- * modify it under the terms of the GNU General Public License version 2 as 
+ *
+ * This file is part of the libisofs project; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation. See COPYING file for details.
  */
 #ifndef LIBISO_STREAM_H_
@@ -13,9 +13,19 @@
  */
 #include "fsource.h"
 
+typedef struct
+{
+    IsoFileSource *src;
+
+    /* key for file identification inside filesystem */
+    dev_t dev_id;
+    ino_t ino_id;
+    off_t size; /**< size of this file */
+} FSrcStreamData;
+
 /**
  * Get an identifier for the file of the source, for debug purposes
- * @param name 
+ * @param name
  *      Should provide at least PATH_MAX bytes
  */
 void iso_stream_get_file_name(IsoStream *stream, char *name);
@@ -25,28 +35,28 @@ void iso_stream_get_file_name(IsoStream *stream, char *name);
  * The stream will take the ref. to the IsoFileSource, so after a successfully
  * exectution of this function, you musn't unref() the source, unless you
  * take an extra ref.
- * 
+ *
  * @return
  *      1 sucess, < 0 error
  *      Possible errors:
- * 
+ *
  */
 int iso_file_source_stream_new(IsoFileSource *src, IsoStream **stream);
 
 /**
  * Create a new stream to read a chunk of an IsoFileSource..
  * The stream will add a ref. to the IsoFileSource.
- * 
+ *
  * @return
  *      1 sucess, < 0 error
  */
-int iso_cut_out_stream_new(IsoFileSource *src, off_t offset, off_t size, 
+int iso_cut_out_stream_new(IsoFileSource *src, off_t offset, off_t size,
                            IsoStream **stream);
 
 /**
  * Create a stream for reading from a arbitrary memory buffer.
  * When the Stream refcount reach 0, the buffer is free(3).
- * 
+ *
  * @return
  *      1 sucess, < 0 error
  */