Re-enabled -force with write modes which seem unavailable

cdrskin/cdrskin.c

@@ -135,6 +135,7 @@ or
 #define Cdrskin_libburn_has_get_spacE 1
 #define Cdrskin_libburn_write_mode_ruleS 1
 #define Cdrskin_libburn_has_allow_untested_profileS 1
+#define Cdrskin_libburn_has_set_forcE 1
 
 #endif /* Cdrskin_libburn_0_3_3 */
 
@@ -4786,6 +4787,9 @@ burn_failed:;
 #ifdef Cdrskin_libburn_has_set_filluP
  burn_write_opts_set_fillup(o, skin->fill_up_media);
 #endif
+#ifdef Cdrskin_libburn_has_set_forcE
+ burn_write_opts_set_force(o, !!skin->force_is_set);
+#endif
 
  if(skin->dummy_mode) {
    fprintf(stderr,

cdrskin/cdrskin_timestamp.h

@@ -1 +1 @@
-#define Cdrskin_timestamP "2007.03.03.141240"
+#define Cdrskin_timestamP "2007.03.03.141435"

libburn/libburn.h

@@ -877,6 +877,8 @@ off_t burn_disc_available_space(struct burn_drive *d,
     libburn currently writes only to profiles 0x09 "CD-R", 0x0a "CD-RW",
     0x11 "DVD-R", 0x12 "DVD-RAM", 0x13 "DVD-RW restricted overwrite",
     0x14 "DVD-RW Sequential Recording" or 0x1a "DVD+RW".
+    If enabled by burn_allow_untested_profiles() it also writes to profile
+    0x15 "DVD-R/DL Sequential Recording".
     @param d The drive where the media is inserted.
     @param pno Profile Number as of mmc5r03c.pdf, table 89
     @param name Profile Name (e.g "CD-RW", unknown profiles have empty name)
@@ -929,6 +931,7 @@ void burn_read_opts_free(struct burn_read_opts *opts);
     @param drive The drive with which to erase a disc.
     @param fast Nonzero to do a fast erase, where only the disc's headers are
                 erased; zero to erase the entire disc.
+                With DVD-RW, fast blanking yields media capable only of DAO.
 */
 void burn_disc_erase(struct burn_drive *drive, int fast);
 
@@ -1041,7 +1044,7 @@ int burn_precheck_write(struct burn_write_opts *o, struct burn_disc *disc,
 
 /** Write a disc in the drive. The drive must be grabbed successfully before
     calling this function. Always ensure that the drive reports a status of
-    BURN_DISC_BLANK before calling this function.
+    BURN_DISC_BLANK ot BURN_DISC_APPENDABLE before calling this function.
     Note: write_type BURN_WRITE_SAO is currently not capable of writing a mix
     of data and audio tracks. You must use BURN_WRITE_TAO for such sessions.
     To be set by burn_write_opts_set_write_type(). 
@@ -1387,6 +1390,14 @@ void burn_write_opts_set_fillup(struct burn_write_opts *opts,
                                 int fill_up_media);
 
 
+/* ts A70303 */
+/** Eventually makes libburn ignore the failure of some conformance checks:
+    - the check wether CD write+block type is supported by the drive
+    @param opts The write opts to change
+    @param use_force 1=ignore above checks, 0=refuse work on failed check
+*/
+void burn_write_opts_set_force(struct burn_write_opts *opts, int use_force);
+
 
 /** Sets whether to read in raw mode or not
     @param opts The read opts to change

libburn/options.c

@@ -37,6 +37,7 @@ struct burn_write_opts *burn_write_opts_new(struct burn_drive *drive)
 	opts->obs_pad = 0;
 	opts->start_byte = -1;
 	opts->fill_up_media = 0;
+	opts->force_is_set = 0;
 	opts->has_mediacatalog = 0;
 	opts->format = BURN_CDROM;
 	opts->multi = 0;
@@ -288,7 +289,7 @@ try_tao:;
 		strcat(reasons, "multi track capability lacking, ");
 	if (demands.exotic_track)
 		strcat(reasons, "non-audio, non-data track, ");
-	if (d->current_is_cd_profile)
+	if (d->current_is_cd_profile && !opts->force_is_set)
 		if ((d->block_types[BURN_WRITE_TAO] & demands.block_types) !=
 			demands.block_types)
 			strcat(reasons, "drive dislikes block type, ");
@@ -350,6 +351,13 @@ void burn_write_opts_set_fillup(struct burn_write_opts *opts,int fill_up_media)
 }
 
 
+/* ts A70303: API */
+void burn_write_opts_set_force(struct burn_write_opts *opts, int use_force)
+{
+	opts->force_is_set = !!use_force;
+}
+
+
 void burn_read_opts_set_raw(struct burn_read_opts *opts, int raw)
 {
 	opts->raw = raw;

libburn/options.h

@@ -41,9 +41,14 @@ struct burn_write_opts
 	/* ts A61222 : Start address for media which allow a choice */
 	off_t start_byte;
 
-	/* ts A70213 : Wether to fill up the while available space on media */
+	/* ts A70213 : Wether to fill up the available space on media */
 	int fill_up_media;
 
+	/* ts A70303 : Wether to override conformance checks:
+	   - the check wether CD write+block type is supported by the drive 
+	*/
+	int force_is_set;
+
 	/** A disc can have a media catalog number */
 	int has_mediacatalog;
 	unsigned char mediacatalog[13];

libburn/write.c

@@ -1089,7 +1089,11 @@ int burn_disc_close_track_dvd_plus_r(struct burn_write_opts *o,
 
 	d->busy = BURN_DRIVE_CLOSING_SESSION;
 	d->close_track_session(d, 0, d->last_track_no); /* CLOSE TRACK, 001b */
+
+	/* Each session becomes a single logical track. So to distinguish them,
+	   it is mandatory to close the session together with each track. */
 	d->close_track_session(d, 1, 0); /* CLOSE SESSION, 010b */
+
 	d->busy = BURN_DRIVE_WRITING;
 	d->last_track_no++;
 	return 1;