Enabled writing to DVD-RAM

cdrskin/cdrskin.1

@@ -2,7 +2,7 @@
 .\" First parameter, NAME, should be all caps
 .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 .\" other parameters are allowed: see man(7), man(1)
-.TH CDRSKIN 1 "January 2, 2007"
+.TH CDRSKIN 1 "January 12, 2007"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -16,7 +16,8 @@
 .\" .sp <n>    insert n+1 empty lines
 .\" for manpage-specific macros, see man(7)
 .SH NAME
-cdrskin \- burns preformatted data to CD-R, CD-RW or DVD+/-RW via libburn.
+cdrskin \- burns preformatted data to CD-R, CD-RW, DVD+/-RW, DVD-RAM
+via libburn.
 .SH SYNOPSIS
 .B cdrskin
 .RI [ options | track_source_addresses ]
@@ -45,7 +46,7 @@ Multi session on CD (follow-up sessions in TAO only).
 .br
 Bus scan, burnfree, speed options, retrieving media info, padding, fifo.
 .br
-Burning of a single data track to DVD+RW or DVD-RW.
+Burning of a single data track to DVD+RW, DVD-RW or DVD-RAM.
 .br
 See section EXAMPLES at the end of this text.
 .PP
@@ -107,17 +108,18 @@ Multiple cycles of blanking and overwriting with random numbers might be.
 .PP
 .B Recordable DVD Media:
 .br
-Currently only types DVD+RW and DVD-RW can be burned via cdrskin.
+Currently only types DVD+RW, DVD-RW and DVD-RAM can be burned via cdrskin.
 .br
-DVD+RW media get treated as blank media regardless wether they hold data
+DVD+RW and DVD-RAM media get treated as blank media regardless wether they
-or not. Options -audio and -multi are not allowed. Only one track is allowed.
+hold data or not. They need no special initial formatting.
+Options -audio and -multi are not allowed. Only one track is allowed.
 -toc does not return information about the media content.
 Speed is counted in DVD units (i.e. 1x = 1,385,000 bytes/second). Currently
 there is no difference between -sao and -tao. If ever, then -tao will be the
 mode which preserves the current behavior.
 .br
-DVD-RW need to be formatted to state "Restricted Overwrite". They then behave
+DVD-RW need to be formatted to state "Restricted Overwrite". Then they behave
-much like CD-RW. This formatting can be done by option
+much like DVD+RW. This formatting can be done by option
 .B blank=format_overwrite
 It is necessary for unused media, for media written or blanked by cdrecord,
 for media which have been written unformatted by growisofs or blanked by
@@ -478,8 +480,10 @@ interpretation of eventual startup files. See section FILES below.
 Accept only the last argument of the command line as track source address.
 .TP 
 .BI write_start_address= byte_offset
-Set the address on media where to start writing the track. With DVD+RW 
+Set the address on media where to start writing the track. With DVD+RW or
-byte_offset must be aligned to 2 KB blocks. With DVD-RW alignment is 32 kB.
+DVD-RAM byte_offset must be aligned to 2 KB blocks, but better is 32 kB.
+With DVD-RW 32 kB alignment is mandatory.
+.br
 Other media are not suitable for this option yet.
 .PP
 Alphabetical list of options which are only intended for very special

cdrskin/cdrskin.c

@@ -3808,10 +3808,15 @@ int Cdrskin_atip(struct CdrskiN *skin, int flag)
      printf("Current: CD-R\n");
  }
  if(strstr(profile_name,"DVD")==profile_name) {
+   /* These are dummy messages for project scdbackup, so its media recognition
+      gets a hint that the media is suitable and not in need of blanking.
+      scdbackup will learn to interpret cdrskin's DVD messages but the
+      current stable version needs to believe it is talking to its own
+      growisofs_wrapper. So this is an emulation of an emulator.
+   */
    printf("book type:       %s (emulated booktype)\n", profile_name);
-   if(profile_number==0x13)
+   if(profile_number==0x13) /* DVD-RW */
-     printf(
+     printf("cdrskin: message for sdvdbackup: \"(growisofs mode Restricted Overwrite)\"\n");
-       "cdrskin: for sdvdbackup: \"(growisofs mode Restricted Overwrite)\"\n");
  } else {
    printf("ATIP info from disk:\n");
    if(burn_disc_erasable(drive)) {
@@ -4443,8 +4448,9 @@ int Cdrskin_activate_write_mode(struct CdrskiN *skin, enum burn_disc_status s,
    if(s == BURN_DISC_APPENDABLE) {
      strcpy(skin->preskin->write_mode_name,"TAO");
      was_still_default= 2; /*<<< prevents trying of SAO if drive dislikes TAO*/
-   } else if(strstr(profile_name,"DVD+RW")==profile_name ||
+   } else if(profile_number==0x1a || profile_number==0x13 ||
-             profile_number == 0x13) { /* DVD-RW Restricted Overwrite */
+             profile_number==0x12) {
+     /* DVD+RW , DVD-RW Restricted Overwrite , DVD-RAM */
      strcpy(skin->preskin->write_mode_name,"TAO");
    } else {
      strcpy(skin->preskin->write_mode_name,"SAO");

cdrskin/cdrskin_timestamp.h

@@ -1 +1 @@
-#define Cdrskin_timestamP "2007.01.11.131716"
+#define Cdrskin_timestamP "2007.01.12.162239"

libburn/mmc.c

@@ -38,10 +38,12 @@ extern struct libdax_msgs *libdax_messenger;
 #define Libburn_support_dvd_plus_rW 1
 
 /* ts A61229 */
-/*
-*/
 #define Libburn_support_dvd_minusrw_overW 1
 
+/* ts A70112 */
+#define Libburn_support_dvd_raM 1
+
+
 /* Progress report (with Libburn_support_dvd_plus_rW defined):
    ts A61219 : It seems to work with a used (i.e. thoroughly formatted) DVD+RW.
                Error messages of class DEBUG appear because of inability to
@@ -62,6 +64,7 @@ extern struct libdax_msgs *libdax_messenger;
                really seems to work without such a page.
    ts A70101 : Formatted DVD-RW media. Success is varying with media, but
                dvd+rw-format does not do better with the same media.
+   ts A70112 : Support for writing to DVD-RAM.
 
 Todo:
    Determine first free lba for appending data. 
@@ -167,8 +170,9 @@ int mmc_get_nwa(struct burn_drive *d, int trackno, int *lba, int *nwa)
 	memcpy(c.opcode, MMC_TRACK_INFO, sizeof(MMC_TRACK_INFO));
 	c.opcode[1] = 1;
 	if(trackno<=0) {
-		if (d->current_profile == 0x1a || d->current_profile == 0x13)
+		if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
-				 /* DVD+RW  or DVD-RW restricted overwrite*/
+		    d->current_profile == 0x12 )
+			 /* DVD+RW , DVD-RW restricted overwrite , DVD-RAM */
 			c.opcode[5] = 1;
 		else /* mmc5r03c.pdf: valid only for CD, DVD+R, DVD+R DL */
 			c.opcode[5] = 0xFF;
@@ -610,10 +614,13 @@ void mmc_read_disc_info(struct burn_drive *d)
 	*/
 	d->bg_format_status = data[7] & 3;
 
-	/* ts A61219 : preliminarily declare all DVD+RW blank,
+	/* Preliminarily declare blank:
-		(which is not the same as bg_format_status==0 "blank") */
+	   ts A61219 : DVD+RW (is not bg_format_status==0 "blank")
-	/* ts A61229 : same for DVD-RW Restricted overwrite */
+	   ts A61229 : same for DVD-RW Restricted overwrite
-	if (d->current_profile == 0x1a || d->current_profile == 0x13)
+	   ts A70112 : same for DVD-RAM
+	*/
+	if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
+	    d->current_profile == 0x12)
 		d->status = BURN_DISC_BLANK;
 }
 
@@ -1101,6 +1108,10 @@ void mmc_get_configuration(struct burn_drive *d)
 	if (cp == 0x13)
 		d->current_is_supported_profile = 1;
 #endif
+#ifdef Libburn_support_dvd_raM
+	if (cp == 0x12)
+		d->current_is_supported_profile = 1;
+#endif
 
 	/* >>> see mmc5r03c.pdf 5.2
 	Interpret list of profile and feature descriptors.

libburn/spc.c

@@ -434,6 +434,10 @@ void spc_getcaps(struct burn_drive *d)
 	spc_inquiry(d);
 	spc_sense_caps(d);
 	spc_sense_error_params(d);
+
+	/* <<< for debugging. >>> ??? to be fixely included here ?
+	mmc_read_format_capacities(d, -1);
+	*/
 }
 
 /*

libburn/write.c

@@ -918,7 +918,8 @@ int burn_dvd_write_session(struct burn_write_opts *o,
 		if (ret <= 0)
 	break;
 	}
-	if (strcmp(d->current_profile_text,"DVD+RW")==0) {
+	if (d->current_profile == 0x1a) {
+		/* DVD+RW */
 		ret = burn_disc_close_session_dvd_plus_rw(o, s);
 		if (ret <= 0)
 			return 0;
@@ -927,6 +928,9 @@ int burn_dvd_write_session(struct burn_write_opts *o,
 		ret = burn_disc_close_session_dvd_minus_rw(o, s);
 		if (ret <= 0)
 			return 0;
+	} else if (d->current_profile == 0x12) {
+		/* DVD-RAM */
+		/* ??? any finalization needed ? */;
 	}
 	return 1;
 }
@@ -1056,13 +1060,14 @@ int burn_dvd_write_sync(struct burn_write_opts *o,
 		goto early_failure;
 	}
 
-	if (d->current_profile == 0x1a || d->current_profile == 0x13) {
+	if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
-		 /* DVD+RW or DVD-RW Restricted Overwrite */
+	    d->current_profile == 0x12) {
+		 /* DVD+RW , DVD-RW Restricted Overwrite , DVD-RAM */
 		if (disc->sessions!=1 || disc->session[0]->tracks>1
 			|| o->multi ) {
 			sprintf(msg,
-		"Burning is restricted to a single track and no multi-session"
+	"Burning is restricted to a single track and no multi-session on %s",
-				);
+				d->current_profile_text);
 			libdax_msgs_submit(libdax_messenger, d->global_index,
 				0x0002011f,
 				LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
@@ -1070,7 +1075,8 @@ int burn_dvd_write_sync(struct burn_write_opts *o,
 			goto early_failure;
 		}
 	}
-	if (d->current_profile == 0x1a) { /* DVD+RW */
+	if (d->current_profile == 0x1a || d->current_profile == 0x12) { 
+		/* DVD+RW , DVD-RAM */
 		if (o->start_byte >= 0 && (o->start_byte % 2048)) {
 			sprintf(msg,
 			  "Write start address not properly aligned to 2048");
@@ -1080,7 +1086,9 @@ int burn_dvd_write_sync(struct burn_write_opts *o,
 				msg, 0,0);
 			goto early_failure;
 		}
-		ret = burn_disc_setup_dvd_plus_rw(o, disc);
+		ret = 1;
+		if (d->current_profile == 0x1a)
+			ret = burn_disc_setup_dvd_plus_rw(o, disc);
 		if (ret <= 0) {
 			sprintf(msg,
 			  "Write preparation setup failed for DVD+RW");