Mew API function burn_disc_available_space()
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@ -1 +1 @@
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#define Cdrskin_timestamP "2007.02.13.115459"
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#define Cdrskin_timestamP "2007.02.13.143718"
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@ -1402,7 +1402,7 @@ int burn_disc_track_lba_nwa(struct burn_drive *d, struct burn_write_opts *o,
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0, 0);
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return -1;
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}
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if (o!=NULL)
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if (o != NULL)
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d->send_write_parameters(d, o);
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ret = d->get_nwa(d, trackno, lba, nwa);
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return ret;
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@ -1435,6 +1435,23 @@ int burn_disc_get_msc1(struct burn_drive *d, int *start)
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}
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/* ts A70213 : new API function */
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off_t burn_disc_available_space(struct burn_drive *d,
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struct burn_write_opts *o)
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{
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int lba, nwa;
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if (burn_drive_is_released(d))
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return d->media_capacity_remaining;
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if (d->busy != BURN_DRIVE_IDLE)
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return d->media_capacity_remaining;
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if (o != NULL)
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d->send_write_parameters(d, o);
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d->get_nwa(d, -1, &lba, &nwa);
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return d->media_capacity_remaining;
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}
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/* ts A61202 : New API function */
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int burn_disc_get_profile(struct burn_drive *d, int *pno, char name[80])
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{
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@ -838,11 +838,27 @@ int burn_disc_track_lba_nwa(struct burn_drive *d, struct burn_write_opts *o,
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*/
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int burn_disc_get_msc1(struct burn_drive *d, int *start_lba);
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/* ts A70213 */
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/** Return the best possible estimation of the currently available capacity of
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the media. This might depend on particular write option settings. For
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inquiring the space with such a set of options, the drive has to be
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grabbed and BURN_DRIVE_IDLE. If not, then one will only get a canned value
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from the most recent automatic inquiry (e.g. during last drive grabbing).
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@param d The drive to query.
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@param o If not NULL: write parameters to be set on drive before query
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@return number of most probably available free bytes
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*/
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off_t burn_disc_available_space(struct burn_drive *d,
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struct burn_write_opts *o);
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/* ts A61202 */
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/** Tells the MMC Profile identifier of the loaded media. The drive must be
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grabbed in order to get a non-zero result.
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libburn currently writes only to profiles 0x09 "CD-R", 0x0a "CD-RW",
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0x12 "DVD-RAM", 0x13 "DVD-RW restricted overwrite" or 0x1a "DVD+RW".
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0x11 "DVD-R", 0x12 "DVD-RAM", 0x13 "DVD-RW restricted overwrite",
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0x14 "DVD-RW Sequential Recording" or 0x1a "DVD+RW".
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@param d The drive where the media is inserted.
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@param pno Profile Number as of mmc5r03c.pdf, table 89
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@param name Profile Name (e.g "CD-RW", unknown profiles have empty name)
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@ -251,8 +251,10 @@ int mmc_read_track_info(struct burn_drive *d, int trackno, struct buffer *buf)
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d->current_profile == 0x12 )
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/* DVD+RW , DVD-RW restricted overwrite , DVD-RAM */
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trackno = 1;
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else if (d->current_profile == 0x11 ||
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d->current_profile == 0x14) /* DVD-R[W] Sequential */
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else if (d->current_profile == 0x10 ||
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d->current_profile == 0x11 ||
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d->current_profile == 0x14)
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/* DVD-ROM , DVD-R[W] Sequential */
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trackno = d->last_track_no;
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else /* mmc5r03c.pdf: valid only for CD, DVD+R, DVD+R DL */
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trackno = 0xFF;
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@ -275,13 +277,7 @@ int mmc_read_track_info(struct burn_drive *d, int trackno, struct buffer *buf)
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int mmc_get_nwa(struct burn_drive *d, int trackno, int *lba, int *nwa)
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{
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struct buffer buf;
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int ret;
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#ifdef Libburn_get_nwa_standalonE
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struct command c;
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int i;
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#endif
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int ret, num;
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unsigned char *data;
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mmc_function_spy("mmc_get_nwa");
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@ -290,43 +286,27 @@ int mmc_get_nwa(struct burn_drive *d, int trackno, int *lba, int *nwa)
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d->current_profile == 0x12 )
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/* DVD+RW , DVD-RW restricted overwrite , DVD-RAM */
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trackno = 1;
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else if (d->current_profile == 0x11 ||
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d->current_profile == 0x14) /* DVD-R[W] Sequential */
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else if (d->current_profile == 0x10 ||
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d->current_profile == 0x11 ||
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d->current_profile == 0x14)
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/* DVD-ROM, DVD-R[W] Sequential */
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trackno = d->last_track_no;
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else /* mmc5r03c.pdf: valid only for CD, DVD+R, DVD+R DL */
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trackno = 0xFF;
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}
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#ifdef Libburn_get_nwa_standalonE
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c.retry = 1;
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c.oplen = sizeof(MMC_TRACK_INFO);
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memcpy(c.opcode, MMC_TRACK_INFO, sizeof(MMC_TRACK_INFO));
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c.opcode[1] = 1;
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for (i = 0; i < 4; i++)
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c.opcode[2 + i] = (trackno >> (24 - 8 * i)) & 0xff;
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c.page = &buf;
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c.dir = FROM_DRIVE;
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d->issue_command(d, &c);
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data = c.page->data;
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#else /* Libburn_get_nwa_standalonE */
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ret = mmc_read_track_info(d, trackno, &buf);
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if (ret <= 0)
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return ret;
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data = buf.data;
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#endif /* ! Libburn_get_nwa_standalonE */
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*lba = (data[8] << 24) + (data[9] << 16)
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+ (data[10] << 8) + data[11];
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*nwa = (data[12] << 24) + (data[13] << 16)
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+ (data[14] << 8) + data[15];
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if (d->current_profile == 0x1a || d->current_profile == 0x13) {
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/* DVD+RW or DVD-RW restricted overwrite */
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*lba = *nwa = 0;
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*lba = mmc_four_char_to_int(data + 8);
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*nwa = mmc_four_char_to_int(data + 12);
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num = mmc_four_char_to_int(data + 16);
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if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
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d->current_profile == 0x12) {
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/* overwriteable */
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*lba = *nwa = num = 0;
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} else if (!(data[7]&1)) {
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/* ts A61106 : MMC-1 Table 142 : NWA_V = NWA Valid Flag */
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libdax_msgs_submit(libdax_messenger, -1, 0x00000002,
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@ -334,6 +314,8 @@ int mmc_get_nwa(struct burn_drive *d, int trackno, int *lba, int *nwa)
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"mmc_get_nwa: Track Info Block: NWA_V == 0", 0, 0);
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return 0;
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}
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if (num > 0)
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d->media_capacity_remaining = ((off_t) num) * ((off_t) 2048);
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return 1;
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}
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@ -546,8 +528,7 @@ int mmc_fake_toc_entry(struct burn_toc_entry *entry, int session_number,
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entry->tno = 0;
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entry->point = track_number & 0xff;
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entry->point_msb = (track_number >> 8) & 0xff;
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num = (size_data[0] << 24) | (size_data[1] << 16) |
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(size_data[2] << 8) | size_data[3];
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num = mmc_four_char_to_int(size_data);
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entry->track_blocks = num;
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burn_lba_to_msf(num, &min, &sec, &frames);
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if (min > 255) {
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@ -559,8 +540,7 @@ int mmc_fake_toc_entry(struct burn_toc_entry *entry, int session_number,
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entry->sec = sec;
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entry->frame = frames;
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entry->zero = 0;
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num = (start_data[0] << 24) | (start_data[1] << 16) |
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(start_data[2] << 8) | start_data[3];
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num = mmc_four_char_to_int(start_data);
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entry->start_lba = num;
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burn_lba_to_msf(num, &min, &sec, &frames);
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if (min > 255) {
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@ -644,8 +624,15 @@ int mmc_fake_toc(struct burn_drive *d)
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entry;
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}
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if (session_number > d->disc->sessions)
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if (session_number > d->disc->sessions) {
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if (i == d->last_track_no - 1) {
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/* ts A70212 : Last track field Free Blocks */
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d->media_capacity_remaining =
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((off_t) mmc_four_char_to_int(tdata + 16)) *
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((off_t) 2048);
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}
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continue;
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}
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entry = &(d->toc_entry[i + session_number - 1]);
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track = burn_track_create();
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@ -924,6 +911,9 @@ void mmc_read_disc_info(struct burn_drive *d)
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d->erasable = 0;
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d->last_track_no = 1;
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/* ts A70212 */
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d->media_capacity_remaining = 0;
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/* ts A61202 */
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d->toc_entries = 0;
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if (d->status == BURN_DISC_EMPTY)
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@ -1006,6 +996,15 @@ void mmc_read_disc_info(struct burn_drive *d)
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*/
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d->bg_format_status = data[7] & 3;
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/* Preliminarily declare blank:
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ts A61219 : DVD+RW (is not bg_format_status==0 "blank")
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ts A61229 : same for DVD-RW Restricted overwrite
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ts A70112 : same for DVD-RAM
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*/
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if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
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d->current_profile == 0x12)
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d->status = BURN_DISC_BLANK;
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if (d->status == BURN_DISC_BLANK) {
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d->last_track_no = 1; /* The "incomplete track" */
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d->complete_sessions = 0;
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@ -1023,15 +1022,6 @@ void mmc_read_disc_info(struct burn_drive *d)
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d->last_track_no = (data[11] << 8) | data[6];
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}
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/* Preliminarily declare blank:
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ts A61219 : DVD+RW (is not bg_format_status==0 "blank")
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ts A61229 : same for DVD-RW Restricted overwrite
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ts A70112 : same for DVD-RAM
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*/
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if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
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d->current_profile == 0x12)
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d->status = BURN_DISC_BLANK;
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if (do_read_toc)
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mmc_read_toc(d);
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}
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@ -1503,10 +1493,7 @@ void mmc_get_configuration(struct burn_drive *d)
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if (c.error)
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return;
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len = (c.page->data[0] << 24)
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| (c.page->data[1] << 16)
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| (c.page->data[2] << 8)
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| c.page->data[3];
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len = mmc_four_char_to_int(c.page->data);
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if (len<8)
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return;
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@ -1743,14 +1730,20 @@ int mmc_read_format_capacities(struct burn_drive *d, int top_wanted)
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/* Criterion is proximity to quick intermediate state */
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if (type == 0x00) { /* full format (with lead out) */
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score = 1 * sign;
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if(d->current_profile == 0x12 &&
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d->media_capacity_remaining == 0)
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d->media_capacity_remaining = size;
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} else if (type == 0x10) { /* DVD-RW full format */
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score = 10 * sign;
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} else if(type == 0x13) { /* DVD-RW quick grow last session */
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score = 100 * sign;
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} else if(type == 0x15) { /* DVD-RW Quick */
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score = 50 * sign;
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if(d->current_profile == 0x13)
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d->media_capacity_remaining = size;
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} else if(type == 0x26) { /* DVD+RW */
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score = 1 * sign;
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d->media_capacity_remaining = size;
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} else {
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continue;
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}
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@ -2226,6 +2219,7 @@ int mmc_setup_drive(struct burn_drive *d)
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d->num_format_descr = 0;
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d->complete_sessions = 0;
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d->last_track_no = 1;
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d->media_capacity_remaining = 0;
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return 1;
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}
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@ -318,7 +318,7 @@ void spc_sense_write_params(struct burn_drive *d)
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{
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struct buffer buf;
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struct scsi_mode_data *m;
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int size;
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int size, dummy;
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unsigned char *page;
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struct command c;
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@ -343,6 +343,22 @@ void spc_sense_write_params(struct burn_drive *d)
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m->write_page_length = page[1];
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m->write_page_valid = 1;
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mmc_read_disc_info(d);
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/* ts A70212 : try to setup d->media_capacity_remaining */
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if (d->current_profile == 0x1a || d->current_profile == 0x13 ||
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d->current_profile == 0x12)
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d->read_format_capacities(d, -1);
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else if (d->status == BURN_DISC_BLANK ||
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(d->current_is_cd_profile && d->status == BURN_DISC_APPENDABLE)) {
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d->get_nwa(d, -1, &dummy, &dummy);
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}
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/* others are hopefully up to date from mmc_read_disc_info() */
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/*
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fprintf(stderr, "LIBBURN_DEBUG: media_capacity_remaining = %.f\n",
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(double) d->media_capacity_remaining);
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*/
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}
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@ -434,10 +450,6 @@ void spc_getcaps(struct burn_drive *d)
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spc_inquiry(d);
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spc_sense_caps(d);
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spc_sense_error_params(d);
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/* <<< for debugging. >>> ??? to be fixely included here ?
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mmc_read_format_capacities(d, -1);
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*/
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}
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/*
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@ -206,6 +206,12 @@ struct burn_drive
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/* ts A70129 :
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from 51h READ DISC INFORMATION Last Track Number in Last Session */
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int last_track_no;
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/* ts A70212 : from various sources : free space on media (in bytes)
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With CD this might change after particular write
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parameters have been set and nwa has been inquired.
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(e.g. by d->send_write_parameters() ; d->get_nwa()).
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*/
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off_t media_capacity_remaining;
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int toc_temp;
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