Prepared support for DVD-RW in mode Restricted Overwrite

cdrskin/cdrskin.c

@@ -3781,6 +3781,9 @@ int Cdrskin_atip(struct CdrskiN *skin, int flag)
  }
  if(strstr(profile_name,"DVD")==profile_name) {
    printf("book type:       %s (emulated booktype)\n", profile_name);
+   if(profile_number==0x13)
+     printf(
+       "cdrskin: for sdvdbackup: \"(growisofs mode Restricted Overwrite)\"\n");
  } else {
    printf("ATIP info from disk:\n");
    if(burn_disc_erasable(drive)) {
@@ -4293,13 +4296,14 @@ int Cdrskin_activate_write_mode(struct CdrskiN *skin, enum burn_disc_status s,
                                 int flag)
 {
  int ok, was_still_default= 0, block_type_demand,track_type,sector_size, i;
+ int profile_number= -1;
  struct burn_drive_info *drive_info = NULL;
  char profile_name[80];
  
  profile_name[0]= 0;
 #ifdef Cdrskin_libburn_has_get_profilE
  if(skin->grabbed_drive)
-   burn_disc_get_profile(skin->grabbed_drive,&i,profile_name);
+   burn_disc_get_profile(skin->grabbed_drive,&profile_number,profile_name);
 #endif
 
  if(strcmp(skin->preskin->write_mode_name,"DEFAULT")==0) {
@@ -4308,7 +4312,8 @@ 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(strstr(profile_name,"DVD+RW")==profile_name ||
+             profile_number == 0x13) { /* DVD-RW Restricted Overwrite */
      strcpy(skin->preskin->write_mode_name,"TAO");
    } else {
      strcpy(skin->preskin->write_mode_name,"SAO");

cdrskin/cdrskin_timestamp.h

@@ -1 +1 @@
-#define Cdrskin_timestamP "2006.12.29.143734"
+#define Cdrskin_timestamP "2006.12.30.001343"

libburn/libdax_msgs.h

@@ -336,7 +336,7 @@ Range "scdbackup"          :  0x00020000 to 0x0002ffff
  0x0002011c (FATAL,HIGH)   = Attempt to read track info from busy drive
  0x0002011d (FATAL,HIGH)   = SCSI error on write
  0x0002011e (SORRY,HIGH)   = Unsuitable media detected
- 0x0002011f (SORRY,HIGH)   = Burning of DVD+RW is restricted to a single track
+ 0x0002011f (SORRY,HIGH)   = Burning is restricted to a single track
  0x00020120 (NOTE,HIGH)    = FORMAT UNIT ignored
  0x00020121 (FATAL,HIGH)   = Write preparation setup failed
  0x00020122 (FATAL,HIGH)   = SCSI error on format_unit

libburn/mmc.c

@@ -37,6 +37,11 @@ extern struct libdax_msgs *libdax_messenger;
 /* ts A61219 : Based on knowlege from dvd+rw-tools-7.0 and mmc5r03c.pdf */
 #define Libburn_support_dvd_plus_rW 1
 
+/* ts A61229 */
+/*
+*/
+#define Libburn_support_dvd_minusrw_overW 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
@@ -152,7 +157,8 @@ 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) /* DVD+RW */
+		if (d->current_profile == 0x1a || d->current_profile == 0x13)
+				 /* DVD+RW  or DVD-RW restricted overwrite*/
 			c.opcode[5] = 1;
 		else /* mmc5r03c.pdf: valid only for CD, DVD+R, DVD+R DL */
 			c.opcode[5] = 0xFF;
@@ -593,9 +599,10 @@ void mmc_read_disc_info(struct burn_drive *d)
 	*/
 	d->bg_format_status = data[7] & 3;
 
-	/* <<< ts A61219 : preliminarily declare all DVD+RW blank,
+	/* ts A61219 : preliminarily declare all DVD+RW blank,
 		(which is not the same as bg_format_status==0 "blank") */
-	if (d->current_profile == 0x1a)
+	/* ts A61229 : same for DVD-RW Restricted overwrite */
+	if (d->current_profile == 0x1a || d->current_profile == 0x13)
 		d->status = BURN_DISC_BLANK;
 }
 
@@ -1079,6 +1086,10 @@ void mmc_get_configuration(struct burn_drive *d)
 	if (cp == 0x1a)
 		d->current_is_supported_profile = 1;
 #endif
+#ifdef Libburn_support_dvd_minusrw_overW
+	if (cp == 0x13)
+		d->current_is_supported_profile = 1;
+#endif
 
 }
 
@@ -1137,7 +1148,8 @@ int mmc_read_buffer_capacity(struct burn_drive *d)
 }
 
 
-/* ts A61219 : learned much from dvd+rw-tools-7.0: plus_rw_format() */
+/* ts A61219 : learned much from dvd+rw-tools-7.0: plus_rw_format()
+               and mmc5r03c.pdf, 6.5 FORMAT UNIT */
 int mmc_format_unit(struct burn_drive *d)
 {
 	struct buffer buf;
@@ -1156,10 +1168,10 @@ int mmc_format_unit(struct burn_drive *d)
 	memset(c.page->data, 0, c.page->bytes);
 
 	descr[0] = 0;
+	c.page->data[1] = 0x02;                   /* Immed */
+	c.page->data[3] = 8;                      /* Format descriptor length */
 	if (d->current_profile == 0x1a) { /* DVD+RW */
-		c.page->data[1] = 0x02;          /* Immed */
+		/* mmc5r03c.pdf , 6.5.4.2.14, DVD+RW Basic Format */
-		c.page->data[3] = 8;             /* Format descriptor length */
-		/* mmc5r03c.pdf , 6.5.4.2.14 */
 		c.page->data[8] = 0x26 << 2;        /* Format type */
 		memset(c.page->data + 4, 0xff, 4);  /* maximum blocksize */
 		if (d->bg_format_status == 1)       /* is partly formatted */
@@ -1173,6 +1185,11 @@ int mmc_format_unit(struct burn_drive *d)
 		}
 		sprintf(descr, "DVD+RW, BGFS %d",
 			d->bg_format_status);
+	} else if (d->current_profile == 0x13) {/*DVD-RW restricted overwrite*/
+		/* 6.5.4.2.8 , DVD-RW Quick Grow Last Border */
+		c.page->data[8] = 0x13 << 2;        /* Format type */
+		c.page->data[11] = 16;              /* Restart bit */
+		sprintf(descr, "DVD-RW, quick grow");
 	} else { 
 
 	/* >>> other formattable types to come */
@@ -1359,3 +1376,55 @@ int mmc_setup_drive(struct burn_drive *d)
 	return 1;
 }
 
+
+/* ts A61229 : outsourced from spc_select_write_params() */
+/* Note: Page data is not zeroed here to allow preset defaults. Thus
+           memset(pd, 0, 2 + d->mdata->write_page_length);
+         is the eventual duty of the caller.
+*/
+int mmc_compose_mode_page_5(struct burn_drive *d,
+				const struct burn_write_opts *o,
+				unsigned char *pd)
+{
+	pd[0] = 5;
+	pd[1] = d->mdata->write_page_length;
+
+	/* ts A61229 */
+	if (d->current_profile == 0x13) {     /* DVD-RW restricted overwrite */
+		/* learned from transport.hxx : page05_setup()
+		   and mmc3r10g.pdf table 347 */
+ 		/* BUFE (burnproof), no LS_V (i.e. default Link Size, i hope),
+		   no simulate, write type 0 = packet */
+		pd[2] = (1 << 6);
+		/* no multi, fixed packet, track mode 5 */
+		pd[3] = (1 << 5) | 5;
+		/* Data Block Type */
+		pd[4] = 8;
+		/* Link size dummy */
+		pd[5] = 0;
+	} else {
+		/* Traditional setup for CD */
+		pd[2] = ((!!o->underrun_proof) << 6)
+			| ((!!o->simulate) << 4)
+			| (o->write_type & 0x0f);
+
+		/* ts A61106 : MMC-1 table 110 : multi==0 or multi==3 */
+		pd[3] = ((3 * !!o->multi) << 6) | (o->control & 0x0f);
+
+		pd[4] = spc_block_type(o->block_type);
+
+		/* ts A61104 */
+		if(!(o->control&4)) /* audio (MMC-1 table 61) */
+			if(o->write_type == BURN_WRITE_TAO)
+				pd[4] = 0; /* Data Block Type: Raw Data */
+
+		pd[14] = 0;     /* audio pause length MSB */
+		pd[15] = 150;	/* audio pause length LSB */
+
+/*XXX need session format! */
+/* ts A61229 : but session format (pd[8]) = 0 seems ok */
+
+	}
+	return 1;
+}
+

libburn/mmc.h

@@ -54,4 +54,15 @@ int mmc_setup_drive(struct burn_drive *d);
 /* ts A61225 : obtain write speed descriptors via ACh GET PERFORMANCE */
 int mmc_get_write_performance(struct burn_drive *d);
 
+
+/* ts A61229 : outsourced from spc_select_write_params() */
+/* Note: Page data is not zeroed here to allow preset defaults. Thus
+           memset(pd, 0, 2 + d->mdata->write_page_length); 
+         is the eventual duty of the caller.
+*/
+int mmc_compose_mode_page_5(struct burn_drive *d,
+                            const struct burn_write_opts *o,
+                            unsigned char *pd);
+
+
 #endif /*__MMC*/

libburn/spc.c

@@ -345,6 +345,11 @@ void spc_sense_write_params(struct burn_drive *d)
 	mmc_read_disc_info(d);
 }
 
+
+/* ts A61229 */
+#define Libburn_mmc_compose_mode_page_5 1
+
+
 /* remark ts A61104 :
 Although command MODE SELECT is SPC, the content of the
 Write Parameters Mode Page (05h) is MMC (Table 108 in MMC-1). 
@@ -355,7 +360,9 @@ void spc_select_write_params(struct burn_drive *d,
 {
 	struct buffer buf;
 	struct command c;
+#ifndef Libburn_mmc_compose_mode_page_5
 	int bufe, sim;
+#endif
 
 	/* ts A61007 : All current callers are safe. */
 	/* a ssert(o->drive == d); */
@@ -380,11 +387,21 @@ void spc_select_write_params(struct burn_drive *d,
 
 	memset(c.page->data, 0, 8 + 2 + d->mdata->write_page_length);
 	c.page->bytes = 8 + 2 + d->mdata->write_page_length;
-	c.page->data[8] = 5;
-	c.page->data[9] = d->mdata->write_page_length;
 
 	burn_print(12, "using write page length %d (valid %d)\n",
 		   d->mdata->write_page_length, d->mdata->write_page_valid);
+
+#ifdef Libburn_mmc_compose_mode_page_5
+
+	/* ts A61229 */
+	if (mmc_compose_mode_page_5(d, o, c.page->data + 8) <= 0)
+		return;
+
+#else 
+
+	c.page->data[8] = 5;
+	c.page->data[9] = d->mdata->write_page_length;
+
 	bufe = o->underrun_proof;
 	sim = o->simulate;
 	c.page->data[10] = (bufe << 6)
@@ -403,6 +420,9 @@ void spc_select_write_params(struct burn_drive *d,
 
 	c.page->data[22] = 0;
 	c.page->data[23] = 150;	/* audio pause length */
+
+#endif /* ! Libburn_mmc_compose_mode_page_5 */
+
 /*XXX need session format! */
 	c.dir = TO_DRIVE;
 	d->issue_command(d, &c);
@@ -500,6 +520,8 @@ void spc_probe_write_modes(struct burn_drive *d)
 	}
 }
 
+/* ( ts A61229 : shouldn't this go to mmc.c too ?) */
+
 /** @return -1 = error */
 int spc_block_type(enum burn_block_types b)
 {

libburn/write.c

@@ -887,6 +887,20 @@ int burn_disc_close_session_dvd_plus_rw(struct burn_write_opts *o,
 }
 
 
+/* ts A61228 */
+int burn_disc_close_session_dvd_minus_rw(struct burn_write_opts *o,
+					struct burn_session *s)
+{
+	struct burn_drive *d = o->drive;
+
+	d->busy = BURN_DRIVE_CLOSING_SESSION;
+	if (d->current_profile == 0x13)
+		d->close_track_session(d, 1, 0); /* CLOSE SESSION */
+	d->busy = BURN_DRIVE_WRITING;
+	return 1;
+}
+
+
 /* ts A61218 */
 int burn_dvd_write_session(struct burn_write_opts *o,
 				struct burn_session *s)
@@ -903,6 +917,11 @@ int burn_dvd_write_session(struct burn_write_opts *o,
 		ret = burn_disc_close_session_dvd_plus_rw(o, s);
 		if (ret <= 0)
 			return 0;
+	} else if (d->current_profile == 0x13) {
+		/* DVD-RW restricted overwrite */
+		ret = burn_disc_close_session_dvd_minus_rw(o, s);
+		if (ret <= 0)
+			return 0;
 	}
 	return 1;
 }
@@ -943,6 +962,74 @@ int burn_disc_setup_dvd_plus_rw(struct burn_write_opts *o,
 }
 
 
+/* ts A61228 : learned much from dvd+rw-tools-7.0/growisofs_mmc.cpp */
+int burn_disc_setup_dvd_minus_rw(struct burn_write_opts *o,
+				struct burn_disc *disc)
+{
+	struct burn_drive *d = o->drive;
+	char msg[160];
+	int ret;
+
+	if (d->current_profile == 0x13) { /* DVD-RW restricted overwrite */
+
+#ifdef NIX
+		/* >>> compose mode page 5 -> spc_select_write_params() */
+		/* learned from transport.hxx : page05_setup()
+		   and mmc3r10g.pdf table 347 */
+
+		o->underrun_proof = 1;
+		o->write_type = 0;  /* packet */
+		o->multi = 0;
+		o->control = (1<<5) | 5; /* Fixed packet, Track mode 5 */
+		>>> make controllable in spc_select_write_params() :
+		>>> c.page->data[10] &= ~(1<<5);                 /* LS_V = 0 */
+		>>> c.page->data[12] = 8;                 /* Data Block Type */
+		>>> .page->data[13] = 0;                        /* Link size */
+
+#endif /* NIX */
+
+		/* ??? urm ... mmc5r03c.pdf 7.5.2 :
+		"For DVD-RW media ... If a medium is in Restricted overwrite
+		 mode, this mode page shall not be used."
+		But growisofs composes a page 5 and sends it.
+		*/
+                d->send_write_parameters(d, o);
+
+		d->busy = BURN_DRIVE_FORMATTING;
+                ret = d->format_unit(d); /* "quick grow" */
+		if (ret <= 0)
+			return 0;
+		d->busy = BURN_DRIVE_WRITING;
+
+	} else {
+		sprintf(msg, "Unsuitable media detected. Profile %4.4Xh  %s",
+			d->current_profile, d->current_profile_text);
+		libdax_msgs_submit(libdax_messenger, d->global_index,
+			0x0002011e,
+			LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
+			msg, 0,0);
+		return 0;
+	}
+
+	d->nwa = 0;
+	if (o->start_byte >= 0) {
+		d->nwa = o->start_byte / 32768;
+
+		sprintf(msg, "Write start address is  %d * 32768", d->nwa);
+		libdax_msgs_submit(libdax_messenger, d->global_index,
+				0x00020127,
+				LIBDAX_MSGS_SEV_NOTE, LIBDAX_MSGS_PRIO_HIGH,
+				msg, 0,0);
+	}
+
+	/* >>> perform OPC if needed */;
+
+	/* >>> */;
+
+	return 1;
+}
+
+
 /* ts A61218 */
 int burn_dvd_write_sync(struct burn_write_opts *o,
 				 struct burn_disc *disc)
@@ -966,12 +1053,12 @@ int burn_dvd_write_sync(struct burn_write_opts *o,
 		goto early_failure;
 	}
 
-	if (strcmp(d->current_profile_text,"DVD+RW")==0) {
+	if (d->current_profile == 0x1a || d->current_profile == 0x13) {
-
+		 /* DVD+RW or DVD-RW Restricted Overwrite */
 		if (disc->sessions!=1 || disc->session[0]->tracks>1
 			|| o->multi ) {
 			sprintf(msg,
-		"Burning of DVD+RW is restricted to a single track and session"
+		"Burning is restricted to a single track and no multi-session"
 				);
 			libdax_msgs_submit(libdax_messenger, d->global_index,
 				0x0002011f,
@@ -979,6 +1066,8 @@ int burn_dvd_write_sync(struct burn_write_opts *o,
 				msg, 0,0);
 			goto early_failure;
 		}
+	}
+	if (d->current_profile == 0x1a) { /* DVD+RW */
 		if (o->start_byte >= 0 && (o->start_byte % 2048)) {
 			sprintf(msg,
 			  "Write start address not properly aligned to 2048");
@@ -988,7 +1077,6 @@ 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);
 		if (ret <= 0) {
 			sprintf(msg,
@@ -1001,6 +1089,30 @@ int burn_dvd_write_sync(struct burn_write_opts *o,
 		}
 		o->obs_pad = 0; /* no filling-up of track's last 32k buffer */
 
+	} else if (d->current_profile == 0x13) { /* DVD-RW Rest. Overwrite */
+		if (o->start_byte >= 0 && (o->start_byte % 32768)) {
+			sprintf(msg,
+			  "Write start address not properly aligned to 32K");
+			libdax_msgs_submit(libdax_messenger, d->global_index,
+				0x00020125,
+				LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
+				msg, 0,0);
+			goto early_failure;
+		}
+		ret = burn_disc_setup_dvd_minus_rw(o, disc);
+		if (ret <= 0) {
+			sprintf(msg,
+			  "Write preparation setup failed for DVD-RW");
+			libdax_msgs_submit(libdax_messenger, d->global_index,
+				0x00020121,
+				LIBDAX_MSGS_SEV_FATAL, LIBDAX_MSGS_PRIO_HIGH,
+				msg, 0,0);
+			goto early_failure;
+		}
+
+		/* ??? is this necessary ? */
+		o->obs_pad = 1; /* fill-up track's last 32k buffer */
+
 	} else {
 		sprintf(msg, "Unsuitable media detected. Profile %4.4Xh  %s",
 			d->current_profile, d->current_profile_text);