From 1b8f2cc0ee24bfe0ee48ca04e7077fb93d9d2807 Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Mon, 17 Aug 2009 16:23:58 +0000
Subject: [PATCH] Giving overwriteable media a single-session toc with
 isoburn_drive_aquire(bit4)

---
 libisoburn/burn_wrap.c      | 19 +++++++++++--------
 xorriso/xorriso_timestamp.h |  2 +-
 2 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/libisoburn/burn_wrap.c b/libisoburn/burn_wrap.c
index b6a3636b..275f9104 100644
--- a/libisoburn/burn_wrap.c
+++ b/libisoburn/burn_wrap.c
@@ -322,16 +322,13 @@ static int isoburn_welcome_media(struct isoburn **o, struct burn_drive *d,
        (*o)->emulation_mode= -1;
        goto ex;
      }
-     if(!(flag & 16)) {
-       /* try to read emulated toc */
-       ret= isoburn_emulate_toc(d, 0);
-       if(ret<0) {
-         (*o)->emulation_mode= -1;
-         goto ex;
-       }
+     /* try to read emulated toc */
+     ret= isoburn_emulate_toc(d, flag & 16);
+     if(ret<0) {
+       (*o)->emulation_mode= -1;
+       goto ex;
      }
    }
-
  } else {
 
     /* >>> recognize unsuitable media (but allow read-only media) */;
@@ -1113,6 +1110,8 @@ no_memory:;
 
 /* @param flag bit0= allow unemulated media
                bit1= free scanning without enclosing LBA-0-header 
+               bit4= represent emulated media as one single session
+                     (not with bit1)
    @return -1 severe error, 0= no neat header chain, 1= credible chain read
 */
 int isoburn_emulate_toc(struct burn_drive *d, int flag)
@@ -1141,6 +1140,10 @@ int isoburn_emulate_toc(struct burn_drive *d, int flag)
      {ret= 0; goto failure;}
    lba= Libisoburn_overwriteable_starT;
    with_enclosure= 1;
+   if((flag & 16) && o->emulation_mode == 1) {
+     ret= 1;
+     goto failure; /* This will represent the media as single session */
+   }
  }
  while(lba<image_size || (flag&2)) {
    now= time(NULL);
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index 8c0deda8..37160c2a 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2009.08.16.200906"
+#define Xorriso_timestamP "2009.08.17.162456"