diff options
Diffstat (limited to 'sysutils/brasero/files/patch-src_burn-medium-cam.c')
| -rw-r--r-- | sysutils/brasero/files/patch-src_burn-medium-cam.c | 1928 |
1 files changed, 1928 insertions, 0 deletions
diff --git a/sysutils/brasero/files/patch-src_burn-medium-cam.c b/sysutils/brasero/files/patch-src_burn-medium-cam.c new file mode 100644 index 000000000..2db8d00ca --- /dev/null +++ b/sysutils/brasero/files/patch-src_burn-medium-cam.c @@ -0,0 +1,1928 @@ +--- src/burn-medium-cam.c.orig 2008-02-06 01:53:39.000000000 -0500 ++++ src/burn-medium-cam.c 2008-02-06 01:56:01.000000000 -0500 +@@ -0,0 +1,1925 @@ ++/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ ++/* ++ * brasero ++ * Copyright (C) Philippe Rouquier 2007 <bonfire-app@wanadoo.fr> ++ * Joe Marcus Clarke 2007 <marcus@FreeBSD.org> ++ * ++ * brasero is free software. ++ * ++ * You may redistribute it and/or modify it under the terms of the ++ * GNU General Public License, as published by the Free Software ++ * Foundation; either version 2 of the License, or (at your option) ++ * any later version. ++ * ++ * brasero is distributed in the hope that it will be useful, ++ * but WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. ++ * See the GNU General Public License for more details. ++ * ++ * You should have received a copy of the GNU General Public License ++ * along with brasero. If not, write to: ++ * The Free Software Foundation, Inc., ++ * 51 Franklin Street, Fifth Floor ++ * Boston, MA 02110-1301, USA. ++ */ ++ ++#ifdef HAVE_CONFIG_H ++# include <config.h> ++#endif ++ ++#include <sys/types.h> ++#include <sys/stat.h> ++#include <stdlib.h> ++#include <fcntl.h> ++#include <errno.h> ++ ++#include <glib.h> ++#include <glib/gi18n-lib.h> ++ ++#include <nautilus-burn-drive.h> ++ ++#include "burn-basics.h" ++#include "burn-debug.h" ++#include "burn-medium.h" ++#include "cam-cdrom.h" ++#include "scsi-read-format-capacities.h" ++#include "scsi-read-toc-pma-atip.h" ++#include "scsi-get-configuration.h" ++#include "scsi-q-subchannel.h" ++#include "scsi-utils.h" ++#include "freebsd_dvd_rw_utils.h" ++#include "burn-volume.h" ++#include "brasero-ncb.h" ++ ++const gchar *icons [] = { "gnome-dev-removable", ++ "gnome-dev-cdrom", ++ "gnome-dev-disc-cdr", ++ "gnome-dev-disc-cdrw", ++ "gnome-dev-disc-dvdrom", ++ "gnome-dev-disc-dvdr", ++ "gnome-dev-disc-dvdrw", ++ "gnome-dev-disc-dvdr-plus", ++ "gnome-dev-disc-dvdram", ++ NULL }; ++const gchar *types [] = { N_("file"), ++ N_("CDROM"), ++ N_("CD-R"), ++ N_("CD-RW"), ++ N_("DVDROM"), ++ N_("DVD-R"), ++ N_("DVD-RW"), ++ N_("DVD+R"), ++ N_("DVD+RW"), ++ N_("DVD+R dual layer"), ++ N_("DVD+RW dual layer"), ++ N_("DVD-R dual layer"), ++ N_("DVD-RAM"), ++ N_("Blu-ray disc"), ++ N_("Writable Blu-ray disc"), ++ N_("Rewritable Blu-ray disc"), ++ NULL }; ++ ++ ++typedef struct _BraseroMediumPrivate BraseroMediumPrivate; ++struct _BraseroMediumPrivate ++{ ++ gint retry_id; ++ ++ GSList * tracks; ++ ++ const gchar *type; ++ const gchar *icon; ++ ++ gint max_rd; ++ gint max_wrt; ++ ++ gint *rd_speeds; ++ gint *wr_speeds; ++ ++ gint64 block_num; ++ gint64 block_size; ++ ++ guint64 next_wr_add; ++ BraseroMedia info; ++ NautilusBurnDrive * drive; ++}; ++ ++#define BRASERO_MEDIUM_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), BRASERO_TYPE_MEDIUM, BraseroMediumPrivate)) ++ ++enum ++{ ++ PROP_0, ++ PROP_DRIVE ++}; ++ ++static GObjectClass* parent_class = NULL; ++ ++const gchar * ++brasero_medium_get_type_string (BraseroMedium *medium) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ return priv->type; ++} ++ ++const gchar * ++brasero_medium_get_icon (BraseroMedium *medium) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ return priv->icon; ++} ++ ++BraseroMedia ++brasero_medium_get_status (BraseroMedium *medium) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ return priv->info; ++} ++ ++GSList * ++brasero_medium_get_tracks (BraseroMedium *medium) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ return g_slist_copy (priv->tracks); ++} ++ ++gboolean ++brasero_medium_get_last_data_track_address (BraseroMedium *medium, ++ gint64 *byte, ++ gint64 *sector) ++{ ++ GSList *iter; ++ BraseroMediumPrivate *priv; ++ BraseroMediumTrack *track = NULL; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ for (iter = priv->tracks; iter; iter = iter->next) { ++ BraseroMediumTrack *current; ++ ++ current = iter->data; ++ if (current->type & BRASERO_MEDIUM_TRACK_DATA) ++ track = current; ++ } ++ ++ if (!track) { ++ if (byte) ++ *byte = -1; ++ if (sector) ++ *sector = -1; ++ return FALSE; ++ } ++ ++ if (byte) ++ *byte = track->start * priv->block_size; ++ ++ if (sector) ++ *sector = track->start; ++ ++ return TRUE; ++} ++ ++gboolean ++brasero_medium_get_last_data_track_space (BraseroMedium *medium, ++ gint64 *size, ++ gint64 *blocks) ++{ ++ GSList *iter; ++ BraseroMediumPrivate *priv; ++ BraseroMediumTrack *track = NULL; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ for (iter = priv->tracks; iter; iter = iter->next) { ++ BraseroMediumTrack *current; ++ ++ current = iter->data; ++ if (current->type & BRASERO_MEDIUM_TRACK_DATA) ++ track = current; ++ } ++ ++ if (!track) { ++ if (size) ++ *size = -1; ++ if (blocks) ++ *blocks = -1; ++ return FALSE; ++ } ++ ++ if (size) ++ *size = track->blocks_num * priv->block_size; ++ if (blocks) ++ *blocks = track->blocks_num; ++ ++ return TRUE; ++} ++ ++guint ++brasero_medium_get_track_num (BraseroMedium *medium) ++{ ++ guint retval = 0; ++ GSList *iter; ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ for (iter = priv->tracks; iter; iter = iter->next) { ++ BraseroMediumTrack *current; ++ ++ current = iter->data; ++ if (current->type & BRASERO_MEDIUM_TRACK_LEADOUT) ++ break; ++ ++ retval ++; ++ } ++ ++ return retval; ++} ++ ++static BraseroMediumTrack * ++brasero_medium_get_track (BraseroMedium *medium, ++ guint num) ++{ ++ guint i = 1; ++ GSList *iter; ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ for (iter = priv->tracks; iter; iter = iter->next) { ++ BraseroMediumTrack *current; ++ ++ current = iter->data; ++ if (current->type == BRASERO_MEDIUM_TRACK_LEADOUT) ++ break; ++ ++ if (i == num) ++ return current; ++ ++ i++; ++ } ++ ++ return NULL; ++} ++ ++gboolean ++brasero_medium_get_track_space (BraseroMedium *medium, ++ guint num, ++ gint64 *size, ++ gint64 *blocks) ++{ ++ BraseroMediumPrivate *priv; ++ BraseroMediumTrack *track; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ track = brasero_medium_get_track (medium, num); ++ if (!track) { ++ if (size) ++ *size = -1; ++ if (blocks) ++ *blocks = -1; ++ return FALSE; ++ } ++ ++ if (size) ++ *size = track->blocks_num * priv->block_size; ++ if (blocks) ++ *blocks = track->blocks_num; ++ ++ return TRUE; ++} ++ ++gboolean ++brasero_medium_get_track_address (BraseroMedium *medium, ++ guint num, ++ gint64 *byte, ++ gint64 *sector) ++{ ++ BraseroMediumPrivate *priv; ++ BraseroMediumTrack *track; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ track = brasero_medium_get_track (medium, num); ++ if (!track) { ++ if (byte) ++ *byte = -1; ++ if (sector) ++ *sector = -1; ++ return FALSE; ++ } ++ ++ if (byte) ++ *byte = track->start * priv->block_size; ++ if (sector) ++ *sector = track->start; ++ ++ return TRUE; ++} ++ ++gint64 ++brasero_medium_get_next_writable_address (BraseroMedium *medium) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ return priv->next_wr_add; ++} ++ ++gint64 ++brasero_medium_get_max_write_speed (BraseroMedium *medium) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ return priv->max_wrt * 1024; ++} ++ ++/** ++ * NOTEs about the following functions: ++ * for all closed media (including ROM types) capacity == size of data and ++ * should be the size of all data on the disc, free space is 0 ++ * for all blank -R types capacity == free space and size of data == 0 ++ * for all multisession -R types capacity == free space since having the real ++ * capacity of the media would be useless as we can only use this type of media ++ * to append more data ++ * for all -RW types capacity = free space + size of data. Here they can be ++ * appended (use free space) or rewritten (whole capacity). ++ * ++ * Usually: ++ * the free space is the size of the leadout track ++ * the size of data is the sum of track sizes (excluding leadout) ++ * the capacity depends on the media: ++ * for closed discs == sum of track sizes ++ * for multisession discs == free space (leadout size) ++ * for blank discs == (free space) leadout size ++ * for rewritable/blank == use SCSI functions to get capacity (see below) ++ * ++ * In fact we should really need the size of data in DVD+/-RW cases since the ++ * session is always equal to the size of the disc. ++ */ ++ ++void ++brasero_medium_get_data_size (BraseroMedium *medium, ++ gint64 *size, ++ gint64 *blocks) ++{ ++ GSList *iter; ++ BraseroMediumPrivate *priv; ++ BraseroMediumTrack *track = NULL; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ if (!priv->tracks) { ++ /* that's probably because it wasn't possible to retrieve info */ ++ if (size) ++ *size = 0; ++ ++ if (blocks) ++ *blocks = 0; ++ ++ return; ++ } ++ ++ for (iter = priv->tracks; iter; iter = iter->next) { ++ BraseroMediumTrack *tmp; ++ ++ tmp = iter->data; ++ if (tmp->type == BRASERO_MEDIUM_TRACK_LEADOUT) ++ break; ++ ++ track = iter->data; ++ } ++ ++ if (size) ++ *size = track ? (track->start + track->blocks_num) * priv->block_size: 0; ++ ++ if (blocks) ++ *blocks = track ? track->start + track->blocks_num: 0; ++} ++ ++void ++brasero_medium_get_free_space (BraseroMedium *medium, ++ gint64 *size, ++ gint64 *blocks) ++{ ++ GSList *iter; ++ BraseroMediumPrivate *priv; ++ BraseroMediumTrack *track = NULL; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ if (!priv->tracks) { ++ /* that's probably because it wasn't possible to retrieve info. ++ * maybe it also happens with unformatted DVD+RW */ ++ ++ if (priv->info & BRASERO_MEDIUM_CLOSED) { ++ if (size) ++ *size = 0; ++ ++ if (blocks) ++ *blocks = 0; ++ } ++ else { ++ if (size) ++ *size = priv->block_num * priv->block_size; ++ ++ if (blocks) ++ *blocks = priv->block_num; ++ } ++ ++ return; ++ } ++ ++ for (iter = priv->tracks; iter; iter = iter->next) { ++ BraseroMediumTrack *tmp; ++ ++ tmp = iter->data; ++ if (tmp->type == BRASERO_MEDIUM_TRACK_LEADOUT) { ++ track = iter->data; ++ break; ++ } ++ } ++ ++ if (size) { ++ if (!track) { ++ /* No leadout was found so the disc is probably closed: ++ * no free space left. */ ++ *size = 0; ++ } ++ else if (track->blocks_num <= 0) ++ *size = (priv->block_num - track->start) * priv->block_size; ++ else ++ *size = track->blocks_num * priv->block_size; ++ } ++ ++ if (blocks) { ++ if (!track) { ++ /* No leadout was found so the disc is probably closed: ++ * no free space left. */ ++ *blocks = 0; ++ } ++ else if (track->blocks_num <= 0) ++ *blocks = priv->block_num - track->blocks_num; ++ else ++ *blocks = track->blocks_num; ++ } ++} ++ ++void ++brasero_medium_get_capacity (BraseroMedium *medium, ++ gint64 *size, ++ gint64 *blocks) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (medium); ++ ++ if (priv->info & BRASERO_MEDIUM_REWRITABLE) { ++ if (size) ++ *size = priv->block_num * priv->block_size; ++ ++ if (blocks) ++ *blocks = priv->block_num; ++ } ++ else if (priv->info & BRASERO_MEDIUM_CLOSED) ++ brasero_medium_get_data_size (medium, size, blocks); ++ else ++ brasero_medium_get_free_space (medium, size, blocks); ++} ++ ++/** ++ * Function to retrieve the capacity of a media ++ */ ++ ++static BraseroBurnResult ++brasero_medium_get_capacity_CD_RW (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ unsigned char *atip_data = NULL; ++ unsigned char *desc; ++ BraseroMediumPrivate *priv; ++ int result; ++ int size; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ BRASERO_BURN_LOG ("Retrieving capacity from atip"); ++ ++ result = brasero_cdrom_read_atip (cdrom, &atip_data); ++ ++ if (result != 0) { ++ g_free (atip_data); ++ ++ BRASERO_BURN_LOG ("READ ATIP failed (scsi error)"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ size = (atip_data[0] << 8 | atip_data[1]) - 2; ++ ++ /* check the size of the structure: it must be at least 16 bytes long */ ++ if (size < 16) { ++ if (size) ++ g_free (atip_data); ++ ++ BRASERO_BURN_LOG ("READ ATIP failed (wrong size)"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ desc = atip_data + 8; ++ ++ priv->block_num = BRASERO_MSF_TO_LBA (desc[8], desc[9], desc[10]); ++ g_free (atip_data); ++ ++ BRASERO_BURN_LOG ("Format capacity %lli %lli", ++ priv->block_num, ++ priv->block_size); ++ ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_get_capacity_DVD_RW (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ unsigned char *hdr = NULL; ++ unsigned char *current; ++ BraseroMediumPrivate *priv; ++ int result; ++ ++ BRASERO_BURN_LOG ("Retrieving format capacity"); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ result = brasero_cdrom_read_format_capacities (cdrom, &hdr); ++ if (result != 0) { ++ g_free (hdr); ++ ++ BRASERO_BURN_LOG ("READ FORMAT CAPACITIES failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ current = hdr + 5; ++ ++ /* see if the media is already formatted */ ++ if ((current[4] & 3) != BRASERO_SCSI_DESC_FORMATTED) { ++ int i, max; ++ unsigned char *desc; ++ ++ max = (hdr[4] - 8) / 8; ++ ++ desc = hdr + 5; ++ for (i = 0; i < max; i ++, desc += 8) { ++ /* search for the correct descriptor */ ++ if (BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DVDRW_PLUS)) { ++ if ((desc[4] >> 2) == BRASERO_SCSI_DVDRW_PLUS) { ++ priv->block_num = (desc[0] << 24 | desc[1] << 16 | desc[2] << 8 | desc[3]); ++ priv->block_size = (desc[5] << 16 | desc[6] << 8 | desc[7]); ++ ++ /* that can happen */ ++ if (!priv->block_size) ++ priv->block_size = 2048; ++ break; ++ } ++ } ++ else if ((desc[4] >> 2) == BRASERO_SCSI_BLOCK_SIZE_DEFAULT_AND_DB) { ++ priv->block_num = (desc[0] << 24 | desc[1] << 16 | desc[2] << 8 | desc[3]); ++ priv->block_size = (desc[5] << 16 | desc[6] << 8 | desc[7]); ++ break; ++ } ++ } ++ } ++ else { ++ priv->block_num = (current[0] << 24 | current[1] << 16 | current[2] << 8 | current[3]); ++ priv->block_size = (current[5] << 16 | current[6] << 8 | current[7]); ++ } ++ ++ BRASERO_BURN_LOG ("Format capacity %lli %lli", ++ priv->block_num, ++ priv->block_size); ++ ++ g_free (hdr); ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_get_capacity_by_type (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ priv->block_size = 2048; ++ ++ if (!(priv->info & BRASERO_MEDIUM_REWRITABLE)) ++ return BRASERO_BURN_OK; ++ ++ if (priv->info & BRASERO_MEDIUM_CD) ++ brasero_medium_get_capacity_CD_RW (self, cdrom); ++ else ++ brasero_medium_get_capacity_DVD_RW (self, cdrom); ++ ++ return BRASERO_BURN_OK; ++} ++ ++/** ++ * Functions to retrieve the speed ++ */ ++ ++static BraseroBurnResult ++brasero_medium_get_speed_mmc3 (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ int size; ++ int num_desc, i; ++ gint max_rd, max_wrt; ++ int result; ++ BraseroMediumPrivate *priv; ++ unsigned char *desc; ++ unsigned char *wrt_perf = NULL; ++ ++ BRASERO_BURN_LOG ("Retrieving speed (Get Performance)"); ++ ++ /* NOTE: this only work if there is RT streaming feature with ++ * wspd bit set to 1. At least an MMC3 drive. */ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ result = brasero_cdrom_get_performance_wrt_spd_desc (cdrom, &wrt_perf); ++ ++ if (result != 0) { ++ g_free (wrt_perf); ++ ++ BRASERO_BURN_LOG ("GET PERFORMANCE failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ size = 4 + (wrt_perf[0] << 24 | wrt_perf[1] << 16 | wrt_perf[2] << 8 | wrt_perf[3]); ++ ++ num_desc = (size - 8) / 16; ++ ++ if (num_desc <= 0) ++ goto end; ++ ++ priv->rd_speeds = g_new0 (gint, num_desc + 1); ++ priv->wr_speeds = g_new0 (gint, num_desc + 1); ++ ++ max_rd = 0; ++ max_wrt = 0; ++ ++ desc = wrt_perf + 8; ++ for (i = 0; i < num_desc; i ++, desc += 16) { ++ priv->rd_speeds [i] = (desc[8] << 24 | desc[9] << 16 | desc[10] << 8 || desc[11]); ++ priv->wr_speeds [i] = (desc[12] << 24 | desc[13] << 16 | desc[14] << 8 | desc[15]); ++ ++ max_rd = MAX (max_rd, priv->rd_speeds [i]); ++ max_wrt = MAX (max_wrt, priv->wr_speeds [i]); ++ } ++ ++ priv->max_rd = max_rd; ++ priv->max_wrt = max_wrt; ++ ++end: ++ ++ g_free (wrt_perf); ++ ++ /* strangely there are so drives (I know one case) which support this ++ * function but don't report any speed. So if our top speed is 0 then ++ * use the other way to get the speed. It was a Teac */ ++ if (!priv->max_wrt) ++ return BRASERO_BURN_ERR; ++ ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_get_page_2A_write_speed_desc (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ BraseroMediumPrivate *priv; ++ int result; ++ char *wspeeds; ++ int rspeed, wspeed; ++ ++ BRASERO_BURN_LOG ("Retrieving speed (2A speeds)"); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ result = brasero_cdrom_get_read_write_speed (cdrom, &rspeed, &wspeed, &wspeeds); ++ ++ if (result != 0) { ++ BRASERO_BURN_LOG ("MODE SENSE failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ if (wspeeds != NULL) { ++ char **speedv; ++ int i; ++ ++ speedv = g_strsplit_set (wspeeds, ",", 0); ++ g_free (wspeeds); ++ priv->wr_speeds = g_new0 (gint, g_strv_length (speedv) + 1); ++ for (i = 0; speedv[i] != NULL; i++) { ++ if (*(speedv[i])) ++ priv->wr_speeds[i] = atoi (speedv[i]); ++ } ++ g_strfreev (speedv); ++ } ++ ++ priv->max_wrt = wspeed; ++ priv->max_rd = rspeed; ++ ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_get_page_2A_max_speed (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ BraseroMediumPrivate *priv; ++ int result; ++ int rspeed, wspeed; ++ char *wspeeds; ++ ++ BRASERO_BURN_LOG ("Retrieving speed (2A max)"); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ result = brasero_cdrom_get_read_write_speed (cdrom, &rspeed, &wspeed, &wspeeds); ++ ++ if (result != 0) { ++ BRASERO_BURN_LOG ("MODE SENSE failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ priv->max_rd = rspeed; ++ priv->max_wrt = wspeed; ++ ++ g_free (wspeeds); ++ ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_get_medium_type (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ unsigned char *hdr = NULL; ++ unsigned char *confdesc; ++ BraseroMediumPrivate *priv; ++ BraseroBurnResult result; ++ int profile; ++ int res; ++ ++ BRASERO_BURN_LOG ("Retrieving media profile"); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ res = brasero_cdrom_get_configuration_feature (cdrom, ++ BRASERO_SCSI_FEAT_REAL_TIME_STREAM, ++ &hdr); ++ if (res != 0) { ++ unsigned char *data = NULL; ++ unsigned char *desc; ++ int size; ++ ++ BRASERO_BURN_LOG ("GET CONFIGURATION failed"); ++ ++ /* This could be a MMC1 drive since this command was ++ * introduced in MMC2 and is supported onward. So it ++ * has to be a CD (R/RW). The rest of the information ++ * will be provided by read_disc_information. */ ++ ++ /* The only thing here left to determine is if that's a WRITABLE ++ * or a REWRITABLE. To determine that information, we need to ++ * read TocPmaAtip. It if fails that's a ROM, if it succeeds. ++ */ ++ res = brasero_cdrom_read_atip (cdrom, &data); ++ if (res != 0) { ++ /* CDROM */ ++ priv->info = BRASERO_MEDIUM_CDROM; ++ priv->type = types [1]; ++ priv->icon = icons [1]; ++ } ++ else { ++ /* check the size of the structure: it must be at least 8 bytes long */ ++ size = (data[0] << 8 | data[1]) - 2; ++ if (size < 8) { ++ if (size) ++ g_free (data); ++ ++ BRASERO_BURN_LOG ("READ ATIP failed (wrong size)"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ desc = data + 4; ++ ++ if ((desc[2] >> 6) & 1) { ++ /* CDRW */ ++ priv->info = BRASERO_MEDIUM_CDRW; ++ priv->type = types [3]; ++ priv->icon = icons [3]; ++ } ++ else { ++ /* CDR */ ++ priv->info = BRASERO_MEDIUM_CDR; ++ priv->type = types [2]; ++ priv->icon = icons [2]; ++ } ++ ++ g_free (data); ++ } ++ ++ /* retrieve the speed */ ++ result = brasero_medium_get_page_2A_max_speed (self, cdrom); ++ return result; ++ } ++ ++ profile = (hdr[6] << 8 | hdr[7]); ++ ++ switch (profile) { ++ case BRASERO_SCSI_PROF_CDROM: ++ priv->info = BRASERO_MEDIUM_CDROM; ++ priv->type = types [1]; ++ priv->icon = icons [1]; ++ break; ++ ++ case BRASERO_SCSI_PROF_CDR: ++ priv->info = BRASERO_MEDIUM_CDR; ++ priv->type = types [2]; ++ priv->icon = icons [2]; ++ break; ++ ++ case BRASERO_SCSI_PROF_CDRW: ++ priv->info = BRASERO_MEDIUM_CDRW; ++ priv->type = types [3]; ++ priv->icon = icons [3]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_ROM: ++ priv->info = BRASERO_MEDIUM_DVD_ROM; ++ priv->type = types [4]; ++ priv->icon = icons [4]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_R: ++ priv->info = BRASERO_MEDIUM_DVDR; ++ priv->type = types [5]; ++ priv->icon = icons [5]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_RW_RESTRICTED: ++ priv->info = BRASERO_MEDIUM_DVDRW_RESTRICTED; ++ priv->type = types [6]; ++ priv->icon = icons [6]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_RW_SEQUENTIAL: ++ priv->info = BRASERO_MEDIUM_DVDRW; ++ priv->type = types [6]; ++ priv->icon = icons [6]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_R_PLUS: ++ priv->info = BRASERO_MEDIUM_DVDR_PLUS; ++ priv->type = types [7]; ++ priv->icon = icons [7]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_RW_PLUS: ++ priv->info = BRASERO_MEDIUM_DVDRW_PLUS; ++ priv->type = types [8]; ++ priv->icon = icons [7]; ++ break; ++ ++ /* WARNING: these types are recognized, no more */ ++ case BRASERO_SCSI_PROF_DVD_R_PLUS_DL: ++ priv->info = BRASERO_MEDIUM_DVDR_PLUS_DL; ++ priv->type = types [9]; ++ priv->icon = icons [7]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_RW_PLUS_DL: ++ priv->info = BRASERO_MEDIUM_DVDRW_PLUS_DL; ++ priv->type = types [10]; ++ priv->icon = icons [7]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_R_DL_SEQUENTIAL: ++ priv->info = BRASERO_MEDIUM_DVDR_DL; ++ priv->type = types [11]; ++ priv->icon = icons [5]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_R_DL_JUMP: ++ priv->info = BRASERO_MEDIUM_DVDR_JUMP_DL; ++ priv->type = types [11]; ++ priv->icon = icons [5]; ++ break; ++ ++ case BRASERO_SCSI_PROF_DVD_RAM: ++ priv->info = BRASERO_MEDIUM_DVD_RAM; ++ priv->type = types [12]; ++ priv->icon = icons [8]; ++ break; ++ ++ case BRASERO_SCSI_PROF_BD_ROM: ++ priv->info = BRASERO_MEDIUM_BD_ROM; ++ priv->type = types [13]; ++ priv->icon = icons [4]; ++ break; ++ ++ case BRASERO_SCSI_PROF_BR_R_SEQUENTIAL: ++ priv->info = BRASERO_MEDIUM_BDR; ++ priv->type = types [14]; ++ priv->icon = icons [5]; ++ break; ++ ++ case BRASERO_SCSI_PROF_BR_R_RANDOM: ++ priv->info = BRASERO_MEDIUM_BDR_RANDOM; ++ priv->type = types [14]; ++ priv->icon = icons [5]; ++ break; ++ ++ case BRASERO_SCSI_PROF_BD_RW: ++ priv->info = BRASERO_MEDIUM_BDRW; ++ priv->type = types [15]; ++ priv->icon = icons [6]; ++ break; ++ ++ case BRASERO_SCSI_PROF_NON_REMOVABLE: ++ case BRASERO_SCSI_PROF_REMOVABLE: ++ case BRASERO_SCSI_PROF_MO_ERASABLE: ++ case BRASERO_SCSI_PROF_MO_WRITE_ONCE: ++ case BRASERO_SCSI_PROF_MO_ADVANCED_STORAGE: ++ case BRASERO_SCSI_PROF_DDCD_ROM: ++ case BRASERO_SCSI_PROF_DDCD_R: ++ case BRASERO_SCSI_PROF_DDCD_RW: ++ case BRASERO_SCSI_PROF_HD_DVD_ROM: ++ case BRASERO_SCSI_PROF_HD_DVD_R: ++ case BRASERO_SCSI_PROF_HD_DVD_RAM: ++ priv->info = BRASERO_MEDIUM_UNSUPPORTED; ++ priv->icon = icons [0]; ++ g_free (hdr); ++ return BRASERO_BURN_NOT_SUPPORTED; ++ } ++ ++ confdesc = hdr + 8; ++ ++ /* try all SCSI functions to get write/read speeds in order */ ++ if (confdesc[4] >= 4) { ++ unsigned char *stream; ++ ++ /* means it's at least an MMC3 drive */ ++ stream = confdesc + 5; ++ if ((stream[0] >> 1) & 1) { ++ result = brasero_medium_get_speed_mmc3 (self, cdrom); ++ if (result == BRASERO_BURN_OK) ++ goto end; ++ } ++ ++ if ((stream[0] >> 2) & 1) { ++ result = brasero_medium_get_page_2A_write_speed_desc (self, cdrom); ++ if (result == BRASERO_BURN_OK) ++ goto end; ++ } ++ } ++ ++ /* fallback for speeds */ ++ result = brasero_medium_get_page_2A_max_speed (self, cdrom); ++ ++end: ++ ++ g_free (hdr); ++ ++ if (result != BRASERO_BURN_OK) ++ return result; ++ ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_get_css_feature (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ unsigned char *hdr = NULL; ++ BraseroMediumPrivate *priv; ++ int result; ++ int size; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ BRASERO_BURN_LOG ("Testing for Css encrypted media"); ++ result = brasero_cdrom_get_configuration_feature (cdrom, ++ BRASERO_SCSI_FEAT_DVD_CSS, ++ &hdr); ++ if (result != 0) { ++ g_free (hdr); ++ ++ BRASERO_BURN_LOG ("GET CONFIGURATION failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ size = 4 + (hdr[0] << 24 | hdr[1] << 16 | hdr[2] << 8 | hdr[3]); ++ ++ if (size < 9 || hdr[12] < 4) { ++ g_free (hdr); ++ return BRASERO_BURN_OK; ++ } ++ ++ /* here we just need to see if this feature is current or not */ ++ if (hdr[11] & 1) { ++ priv->info |= BRASERO_MEDIUM_PROTECTED; ++ BRASERO_BURN_LOG ("media is Css protected"); ++ } ++ ++ g_free (hdr); ++ return BRASERO_BURN_OK; ++} ++ ++/** ++ * Functions to get information about disc contents ++ */ ++ ++static void ++brasero_medium_set_track_type (BraseroMedium *self, ++ BraseroMediumTrack *track, ++ guchar control) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ if (control & BRASERO_SCSI_TRACK_COPY) ++ track->type |= BRASERO_MEDIUM_TRACK_COPY; ++ ++ if (!(control & BRASERO_SCSI_TRACK_DATA)) { ++ track->type |= BRASERO_MEDIUM_TRACK_AUDIO; ++ priv->info |= BRASERO_MEDIUM_HAS_AUDIO; ++ ++ if (control & BRASERO_SCSI_TRACK_PREEMP) ++ track->type |= BRASERO_MEDIUM_TRACK_PREEMP; ++ ++ if (control & BRASERO_SCSI_TRACK_4_CHANNELS) ++ track->type |= BRASERO_MEDIUM_TRACK_4_CHANNELS; ++ } ++ else { ++ track->type |= BRASERO_MEDIUM_TRACK_DATA; ++ priv->info |= BRASERO_MEDIUM_HAS_DATA; ++ ++ if (control & BRASERO_SCSI_TRACK_DATA_INCREMENTAL) ++ track->type |= BRASERO_MEDIUM_TRACK_INCREMENTAL; ++ } ++} ++ ++static BraseroBurnResult ++brasero_medium_track_volume_size (BraseroMedium *self, ++ BraseroMediumTrack *track, ++ BRASEROCDROM *cdrom) ++{ ++ BraseroMediumPrivate *priv; ++ BraseroBurnResult res; ++ GError *error = NULL; ++ gint64 nb_blocks; ++ ++ if (!track) ++ return BRASERO_BURN_ERR; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ /* This is a special case. For DVD+RW and DVD-RW in restricted ++ * mode, there is only one session that takes the whole disc size ++ * once formatted. That doesn't necessarily means they have data ++ * Note also that they are reported as complete though you can ++ * still add data (with growisofs). It is nevertheless on the ++ * condition that the fs is valid. ++ * So we check if their first and only volume is valid. ++ * That's also used when the track size is reported a 300 Kio ++ * see below */ ++ res = brasero_volume_get_size_fd (brasero_cdrom_get_fd (cdrom), ++ track->start, ++ &nb_blocks, ++ NULL); ++ if (!res) { ++ BRASERO_BURN_LOG ("Failed to retrieve the volume size: %s", ++ error && error->message ? ++ error->message:"unknown error"); ++ ++ if (error) ++ g_error_free (error); ++ return BRASERO_BURN_ERR; ++ } ++ ++ track->blocks_num = nb_blocks; ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_track_get_info (BraseroMedium *self, ++ BraseroMediumTrack *track, ++ int track_num, ++ BRASEROCDROM *cdrom) ++{ ++ unsigned char track_info[48]; ++ BraseroMediumPrivate *priv; ++ int result; ++ int size; ++ int next_wrt; ++ ++ BRASERO_BURN_LOG ("Retrieving track information for %i", track_num); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ /* at this point we know the type of the disc that's why we set the ++ * size according to this type. That may help to avoid outrange address ++ * errors. */ ++ if (BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DL|BRASERO_MEDIUM_WRITABLE)) ++ size = 48; ++ else if (BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_PLUS|BRASERO_MEDIUM_WRITABLE)) ++ size = 40; ++ else ++ size = 36; ++ ++ result = brasero_cdrom_read_track_info (cdrom, track_num, track_info, size); ++ ++ if (result != 0) { ++ BRASERO_BURN_LOG ("READ TRACK INFO failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ track->blocks_num = (track_info[24] << 24 | track_info[25] << 16 | track_info[26] << 8 | track_info[27]); ++ track->session = (track_info[33] << 8 | track_info[3]); ++ ++ /* Now here is a potential bug: we can write tracks (data or not) ++ * shorter than 300 Kio /2 sec but they will be padded to reach this ++ * floor value. That means that is blocks_num is 300 blocks that may ++ * mean that the data length on the track is actually shorter. ++ * So we read the volume descriptor. If it works, good otherwise ++ * use the old value. ++ * That's important for checksuming to have a perfect account of the ++ * data size. */ ++ if (track->blocks_num <= 300) { ++ BRASERO_BURN_LOG ("300 sectors size. Checking for real size"); ++ brasero_medium_track_volume_size (self, track, cdrom); ++ } ++ ++ next_wrt = (track_info[12] << 24 | track_info[13] << 16 | track_info[14] << 7 | track_info[15]); ++ ++ if (next_wrt); ++ priv->next_wr_add = next_wrt; ++ ++ BRASERO_BURN_LOG ("Track %i (session %i): type = %i start = %llu size = %llu", ++ track_num, ++ track->session, ++ track->type, ++ track->start, ++ track->blocks_num); ++ ++ return BRASERO_BURN_OK; ++} ++ ++/** ++ * return : ++ * 0 when it's not possible to determine (fallback to formatted toc) ++ * -1 for BCD ++ * 1 for HEX */ ++static guint ++brasero_medium_check_BCD_use (BraseroMedium *self, ++ BRASEROCDROM *cdrom, ++ unsigned char *desc, ++ guint num) ++{ ++ guint i; ++ int size; ++ guint leadout = 0; ++ guint track_num = 0; ++ gboolean use_BCD = TRUE; ++ gboolean use_HEX = TRUE; ++ int result; ++ unsigned char *dptr; ++ unsigned char track_info[48]; ++ guint start_BCD, start_LBA, track_start; ++ ++ /* first check if all values are valid BCD numbers in the descriptors */ ++ dptr = desc; ++ for (i = 0; i < num; i++, dptr += 11) { ++ if ((dptr[1] >> 4) == 1 && dptr[3] <= BRASERO_SCSI_Q_SUB_CHANNEL_TRACK_START) { ++ if (!BRASERO_IS_BCD_VALID (dptr[8]) ++ || !BRASERO_IS_BCD_VALID (dptr[9]) ++ || !BRASERO_IS_BCD_VALID (dptr[10])) { ++ use_BCD = FALSE; ++ break; ++ } ++ } ++ else if (dptr[3] == BRASERO_SCSI_Q_SUB_CHANNEL_LEADOUT_START) { ++ if (!BRASERO_IS_BCD_VALID (dptr[8]) ++ || !BRASERO_IS_BCD_VALID (dptr[9]) ++ || !BRASERO_IS_BCD_VALID (dptr[10])) { ++ use_BCD = FALSE; ++ break; ++ } ++ } ++ } ++ ++ /* then check if there are valid Hex values */ ++ dptr = desc; ++ for (i = 0; i < num; i++, dptr += 11) { ++ if ((dptr[i] >> 4) != 1 || dptr[3] > BRASERO_SCSI_Q_SUB_CHANNEL_TRACK_START) ++ continue; ++ ++ if (dptr[8] > 99 ++ || dptr[9] > 59 ++ || dptr[10] > 74) { ++ use_HEX = FALSE; ++ break; ++ } ++ } ++ ++ if (use_BCD != use_HEX) { ++ if (use_BCD) ++ return -1; ++ ++ return 1; ++ } ++ ++ /* To check if the drive uses BCD values or HEX values we ask for the ++ * track information that contains also the start for the track but in ++ * HEX values. If values are the same then it works. */ ++ ++ /* NOTE: there could be another way to do it: get first track, in LBA ++ * and BCD it must be 150. */ ++ ++ /* First find the first track and get track start address in BCD */ ++ BRASERO_BURN_LOG ("Retrieving track information to determine number format"); ++ ++ dptr = desc; ++ for (i = 0; i < num; i++, dptr += 11) { ++ if ((dptr[1] >> 4) == BRASERO_SCSI_Q_SUB_CHANNEL_LEADIN_MODE5 ++ && dptr[3] == BRASERO_SCSI_Q_SUB_CHANNEL_MULTI_NEXT_SESSION) { ++ /* store the leadout number just in case */ ++ leadout = i; ++ continue; ++ } ++ ++ if ((dptr[1] >> 4) != 1 || dptr[3] > BRASERO_SCSI_Q_SUB_CHANNEL_TRACK_START) ++ continue; ++ ++ track_num ++; ++ ++ start_BCD = BRASERO_MSF_TO_LBA (BRASERO_GET_BCD (dptr[8]), ++ BRASERO_GET_BCD (dptr[9]), ++ BRASERO_GET_BCD (dptr[10])); ++ ++ start_LBA = BRASERO_MSF_TO_LBA (dptr[8], dptr[9], dptr[10]); ++ ++ BRASERO_BURN_LOG ("Comparing to track information from READ TRACK INFO for track %i", track_num); ++ ++ size = 36; ++ start_LBA -= 150; ++ start_BCD -= 150; ++ ++ result = brasero_cdrom_read_track_info (cdrom, ++ track_num, ++ track_info, ++ size); ++ ++ if (result != 0) { ++ BRASERO_BURN_LOG ("READ TRACK INFO failed"); ++ /* Fallback to formatted toc */ ++ return 0; ++ } ++ ++ track_start = (track_info[8] << 24 | track_info[9] << 16 | track_info[10] << 8 | track_info[11]); ++ BRASERO_BURN_LOG ("comparing DCB %i and LBA %i to real start address %i", ++ start_BCD, start_LBA, track_start); ++ ++ /* try to find a conclusive match */ ++ if (track_start == start_BCD && track_start != start_LBA) ++ return -1; ++ ++ if (track_start == start_LBA && track_start != start_BCD) ++ return 1; ++ } ++ ++ /* Our last chance, the leadout. ++ * NOTE: no need to remove 150 sectors here. */ ++ dptr = desc + (leadout * 11); ++ start_BCD = BRASERO_MSF_TO_LBA (BRASERO_GET_BCD (dptr[4]), ++ BRASERO_GET_BCD (dptr[5]), ++ BRASERO_GET_BCD (dptr[6])); ++ ++ start_LBA = BRASERO_MSF_TO_LBA (dptr[4], dptr[5], dptr[6]); ++ ++ BRASERO_BURN_LOG ("Comparing to track information from READ TRACK INFO for leadout"); ++ ++ size = 36; ++ ++ /* leadout number is number of tracks + 1 */ ++ result = brasero_cdrom_read_track_info (cdrom, ++ track_num + 1, ++ track_info, ++ size); ++ ++ if (result != 0) { ++ BRASERO_BURN_LOG ("READ TRACK INFO failed for leadout"); ++ /* Fallback to formatted toc */ ++ return 0; ++ } ++ ++ track_start = (track_info[8] << 24 | track_info[9] << 16 | track_info[10] << 8 | track_info[11]); ++ BRASERO_BURN_LOG ("comparing DCB %i and LBA %i to real start address %i", ++ start_BCD, start_LBA, track_start); ++ ++ /* try to find a conclusive match */ ++ if (track_start == start_BCD && track_start != start_LBA) ++ return -1; ++ ++ if (track_start == start_LBA && track_start != start_BCD) ++ return 1; ++ ++ /* fallback to formatted toc */ ++ return 0; ++} ++ ++/** ++ * The reason why we use this perhaps more lengthy method is that with ++ * multisession discs, the first track is reported to be two sectors shorter ++ * than it should. As I don't know why and since the following works we use ++ * this one. */ ++static BraseroBurnResult ++brasero_medium_get_CD_sessions_info (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ gint use_bcd; ++ GSList *iter; ++ int num, i, size, res; ++ gint leadout_start = 0; ++ BraseroMediumPrivate *priv; ++ unsigned char *desc; ++ unsigned char *toc = NULL; ++ ++ BRASERO_BURN_LOG ("Reading Raw Toc"); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ res = brasero_cdrom_read_toc_raw (cdrom, 0, &toc); ++ if (res != 0) { ++ BRASERO_BURN_LOG ("READ TOC failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ size = (toc[0] << 8 | toc[1]) - 2; ++ num = size / 11; ++ ++ BRASERO_BURN_LOG ("%i track(s) found", num); ++ ++ desc = toc + 4; ++ use_bcd = brasero_medium_check_BCD_use (self, cdrom, desc, num); ++ if (!use_bcd) { ++ g_free (toc); ++ ++ BRASERO_BURN_LOG ("Fallback to formatted toc"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ if (use_bcd > 0) ++ use_bcd = 0; ++ ++ if (use_bcd) { ++ BRASERO_BURN_LOG ("Using BCD format"); ++ } ++ else { ++ BRASERO_BURN_LOG ("Using HEX format"); ++ } ++ ++ for (i = 0; i < num; i++, desc += 11) { ++ BraseroMediumTrack *track; ++ ++ track = NULL; ++ if ((desc[1] >> 4) == 1 && desc[3] <= BRASERO_SCSI_Q_SUB_CHANNEL_TRACK_START) { ++ track = g_new0 (BraseroMediumTrack, 1); ++ track->session = desc[0]; ++ ++ brasero_medium_set_track_type (self, track, (desc[1] & 15)); ++ if (use_bcd) ++ track->start = BRASERO_MSF_TO_LBA (BRASERO_GET_BCD (desc[8]), ++ BRASERO_GET_BCD (desc[9]), ++ BRASERO_GET_BCD (desc[10])); ++ else ++ track->start = BRASERO_MSF_TO_LBA (desc[8], ++ desc[9], ++ desc[10]); ++ ++ track->start -= 150; ++ ++ /* if there are tracks and the last previously added track is in ++ * the same session then set the size */ ++ if (priv->tracks) { ++ BraseroMediumTrack *last_track; ++ ++ last_track = priv->tracks->data; ++ if (last_track->session == track->session) ++ last_track->blocks_num = track->start - last_track->start; ++ } ++ ++ priv->tracks = g_slist_prepend (priv->tracks, track); ++ } ++ else if (desc[3] == BRASERO_SCSI_Q_SUB_CHANNEL_LEADOUT_START) { ++ /* NOTE: the leadout session is first in the list. So if ++ * we have tracks in the list set the last session track ++ * size when we reach a new leadout (and therefore a new ++ * session). */ ++ ++ if (priv->tracks) { ++ BraseroMediumTrack *last_track; ++ ++ last_track = priv->tracks->data; ++ last_track->blocks_num = leadout_start - last_track->start; ++ } ++ ++ if (use_bcd) ++ leadout_start = BRASERO_MSF_TO_LBA (BRASERO_GET_BCD (desc[8]), ++ BRASERO_GET_BCD (desc[9]), ++ BRASERO_GET_BCD (desc[10])); ++ else ++ leadout_start = BRASERO_MSF_TO_LBA (desc[8], ++ desc[9], ++ desc[10]); ++ leadout_start -= 150; ++ } ++ } ++ ++ if (priv->tracks) { ++ BraseroMediumTrack *last_track; ++ ++ /* set the last found track size */ ++ last_track = priv->tracks->data; ++ last_track->blocks_num = leadout_start - last_track->start; ++ } ++ ++ /* Add a leadout */ ++ if (!(priv->info & BRASERO_MEDIUM_CLOSED)) { ++ BraseroMediumTrack *track; ++ ++ /* we shouldn't request info on leadout if the disc is closed */ ++ track = g_new0 (BraseroMediumTrack, 1); ++ priv->tracks = g_slist_prepend (priv->tracks, track); ++ track->start = leadout_start; ++ track->type = BRASERO_MEDIUM_TRACK_LEADOUT; ++ ++ brasero_medium_track_get_info (self, track, g_slist_length (priv->tracks), cdrom); ++ } ++ ++ priv->tracks = g_slist_reverse (priv->tracks); ++ ++ for (iter = priv->tracks; iter; iter = iter->next) { ++ BraseroMediumTrack *track; ++ ++ track = iter->data; ++ ++ /* check for tracks less that 300 sectors */ ++ if (track->blocks_num <= 300 && track->type != BRASERO_MEDIUM_TRACK_LEADOUT) { ++ BRASERO_BURN_LOG ("300 sectors size. Checking for real size"); ++ brasero_medium_track_volume_size (self, track, cdrom); ++ } ++ ++ BRASERO_BURN_LOG ("Track %i: type = %i start = %llu size = %llu", ++ g_slist_index (priv->tracks, track), ++ track->type, ++ track->start, ++ track->blocks_num); ++ } ++ ++ g_free (toc); ++ return BRASERO_BURN_OK; ++} ++ ++/** ++ * NOTE: for DVD-R multisession we lose 28688 blocks for each session ++ * so the capacity is the addition of all session sizes + 28688 for each ++ * For all multisession DVD-/+R and CDR-RW the remaining size is given ++ * in the leadout. One exception though with DVD+/-RW. ++ */ ++ ++static void ++brasero_medium_add_DVD_plus_RW_leadout (BraseroMedium *self, ++ gint32 start) ++{ ++ BraseroMediumTrack *leadout; ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ leadout = g_new0 (BraseroMediumTrack, 1); ++ priv->tracks = g_slist_append (priv->tracks, leadout); ++ ++ leadout->start = start; ++ leadout->type = BRASERO_MEDIUM_TRACK_LEADOUT; ++ ++ /* we fabricate the leadout here. We don't really need one in ++ * fact since it is always at the last sector whatever the ++ * amount of data written. So we need in fact to read the file ++ * system and get the last sector from it. Hopefully it won't be ++ * buggy */ ++ priv->next_wr_add = 0; ++ ++ leadout->blocks_num = priv->block_num; ++ if (g_slist_length (priv->tracks) > 1) { ++ BraseroMediumTrack *track; ++ ++ track = priv->tracks->data; ++ leadout->blocks_num -= ((track->blocks_num > 300) ? track->blocks_num : 300); ++ } ++ BRASERO_BURN_LOG ("Adding fabricated leadout start = %llu length = %llu", ++ leadout->start, ++ leadout->blocks_num); ++} ++ ++static BraseroBurnResult ++brasero_medium_get_sessions_info (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ int num, i, size, res; ++ gint32 tstart; ++ unsigned char *toc = NULL; ++ unsigned char *desc; ++ BraseroMediumPrivate *priv; ++ ++ BRASERO_BURN_LOG ("Reading Toc"); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ res = brasero_cdrom_read_toc_formatted (cdrom, 0, &toc); ++ if (res != 0) { ++ g_free (toc); ++ ++ BRASERO_BURN_LOG ("READ TOC failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ size = (toc[0] << 8 | toc[1]) - 2; ++ ++ num = size / 8; /* Each track description is 8 bytes. */ ++ ++ BRASERO_BURN_LOG ("%i track(s) found", num); ++ ++ for (desc = toc + 4, i = 0; i < num; i ++, desc += 8) { ++ BraseroMediumTrack *track; ++ ++ if (desc[2] == BRASERO_SCSI_TRACK_LEADOUT_START) ++ break; ++ ++ tstart = (desc[4] << 24 | desc[5] << 16 | desc[6] << 8 | desc[7]); ++ ++ track = g_new0 (BraseroMediumTrack, 1); ++ priv->tracks = g_slist_prepend (priv->tracks, track); ++ track->start = tstart; ++ ++ /* we shouldn't request info on a track if the disc is closed */ ++ brasero_medium_track_get_info (self, ++ track, ++ g_slist_length (priv->tracks), ++ cdrom); ++ ++ if ((desc[1] & 15) & BRASERO_SCSI_TRACK_COPY) ++ track->type |= BRASERO_MEDIUM_TRACK_COPY; ++ ++ if (!((desc[1] & 15) & BRASERO_SCSI_TRACK_DATA)) { ++ track->type |= BRASERO_MEDIUM_TRACK_AUDIO; ++ priv->info |= BRASERO_MEDIUM_HAS_AUDIO; ++ ++ if ((desc[1] & 15) & BRASERO_SCSI_TRACK_PREEMP) ++ track->type |= BRASERO_MEDIUM_TRACK_PREEMP; ++ ++ if ((desc[1] & 15) & BRASERO_SCSI_TRACK_4_CHANNELS) ++ track->type |= BRASERO_MEDIUM_TRACK_4_CHANNELS; ++ } ++ else if (BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DVDRW_PLUS) ++ || BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DVDRW_RESTRICTED)) { ++ BraseroBurnResult result; ++ ++ /* a special case for these two kinds of media (DVD+RW) ++ * which have only one track: the first. */ ++ result = brasero_medium_track_volume_size (self, ++ track, ++ cdrom); ++ if (result == BRASERO_BURN_OK) { ++ track->type |= BRASERO_MEDIUM_TRACK_DATA; ++ priv->info |= BRASERO_MEDIUM_HAS_DATA; ++ ++ priv->next_wr_add = 0; ++ ++ if ((desc[1] & 15) & BRASERO_SCSI_TRACK_DATA_INCREMENTAL) ++ track->type |= BRASERO_MEDIUM_TRACK_INCREMENTAL; ++ } ++ else { ++ priv->tracks = g_slist_remove (priv->tracks, track); ++ g_free (track); ++ ++ priv->info |= BRASERO_MEDIUM_BLANK; ++ priv->info &= ~BRASERO_MEDIUM_CLOSED; ++ } ++ } ++ else { ++ track->type |= BRASERO_MEDIUM_TRACK_DATA; ++ priv->info |= BRASERO_MEDIUM_HAS_DATA; ++ ++ if ((desc[1] & 15) & BRASERO_SCSI_TRACK_DATA_INCREMENTAL) ++ track->type |= BRASERO_MEDIUM_TRACK_INCREMENTAL; ++ } ++ } ++ ++ /* put the tracks in the right order */ ++ priv->tracks = g_slist_reverse (priv->tracks); ++ tstart = (desc[4] << 24 | desc[5] << 16 | desc[6] << 8 | desc[7]); ++ ++ if (BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DVDRW_PLUS) ++ || BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DVDRW_RESTRICTED)) ++ brasero_medium_add_DVD_plus_RW_leadout (self, tstart); ++ else if (!(priv->info & BRASERO_MEDIUM_CLOSED)) { ++ BraseroMediumTrack *track; ++ ++ /* we shouldn't request info on leadout if the disc is closed ++ * (except for DVD+/- (restricted) RW (see above) */ ++ track = g_new0 (BraseroMediumTrack, 1); ++ priv->tracks = g_slist_append (priv->tracks, track); ++ track->start = tstart; ++ track->type = BRASERO_MEDIUM_TRACK_LEADOUT; ++ ++ brasero_medium_track_get_info (self, ++ track, ++ g_slist_length (priv->tracks), ++ cdrom); ++ } ++ ++ g_free (toc); ++ ++ return BRASERO_BURN_OK; ++} ++ ++static BraseroBurnResult ++brasero_medium_get_contents (BraseroMedium *self, ++ BRASEROCDROM *cdrom) ++{ ++ BraseroBurnResult result; ++ int res; ++ BraseroMediumPrivate *priv; ++ unsigned char buf[32]; ++ ++ BRASERO_BURN_LOG ("Retrieving media status"); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ ++ res = brasero_cdrom_read_disc_information_std (cdrom, buf); ++ if (res != 0) { ++ BRASERO_BURN_LOG ("READ DISC INFORMATION failed"); ++ return BRASERO_BURN_ERR; ++ } ++ ++ if (buf[2] & 16) /* Erasable */ ++ priv->info |= BRASERO_MEDIUM_REWRITABLE; ++ ++ if ((buf[2] & 3) == 0) { /* Empty disc */ ++ BraseroMediumTrack *track; ++ ++ BRASERO_BURN_LOG ("Empty media"); ++ ++ priv->info |= BRASERO_MEDIUM_BLANK; ++ priv->block_size = 2048; ++ ++ if (BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DVDRW_PLUS) ++ || BRASERO_MEDIUM_IS (priv->info, BRASERO_MEDIUM_DVDRW_RESTRICTED)) ++ brasero_medium_add_DVD_plus_RW_leadout (self, 0); ++ else { ++ track = g_new0 (BraseroMediumTrack, 1); ++ track->start = 0; ++ track->type = BRASERO_MEDIUM_TRACK_LEADOUT; ++ priv->tracks = g_slist_prepend (priv->tracks, track); ++ ++ brasero_medium_track_get_info (self, ++ track, ++ 1, ++ cdrom); ++ } ++ goto end; ++ } ++ ++ if (buf[2] & 1) { /* Appendable */ ++ priv->info |= BRASERO_MEDIUM_APPENDABLE; ++ BRASERO_BURN_LOG ("Appendable media"); ++ } ++ else if (buf[2] & 2) { /* Complete */ ++ priv->info |= BRASERO_MEDIUM_CLOSED; ++ BRASERO_BURN_LOG ("Closed media"); ++ } ++ ++ if (priv->info & BRASERO_MEDIUM_CD) { ++ result = brasero_medium_get_CD_sessions_info (self, cdrom); ++ if (result != BRASERO_BURN_OK) ++ result = brasero_medium_get_sessions_info (self, cdrom); ++ } ++ else ++ result = brasero_medium_get_sessions_info (self, cdrom); ++ ++ if (result != BRASERO_BURN_OK) ++ goto end; ++ ++end: ++ ++ return BRASERO_BURN_OK; ++} ++ ++static void ++brasero_medium_init_real (BraseroMedium *object, BRASEROCDROM *cdrom) ++{ ++ gchar *name; ++ BraseroBurnResult result; ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (object); ++ ++ name = nautilus_burn_drive_get_name_for_display (priv->drive); ++ BRASERO_BURN_LOG ("Initializing information for medium in %s", name); ++ g_free (name); ++ ++ result = brasero_medium_get_medium_type (object, cdrom); ++ if (result != BRASERO_BURN_OK) ++ return; ++ ++ brasero_medium_get_capacity_by_type (object, cdrom); ++ ++ result = brasero_medium_get_contents (object, cdrom); ++ if (result != BRASERO_BURN_OK) ++ return; ++ ++ /* assume that css feature is only for DVD-ROM which might be wrong but ++ * some drives wrongly reports that css is enabled for blank DVD+R/W */ ++ if (BRASERO_MEDIUM_IS (priv->info, (BRASERO_MEDIUM_DVD|BRASERO_MEDIUM_ROM))) ++ brasero_medium_get_css_feature (object, cdrom); ++ ++ BRASERO_BURN_LOG_DISC_TYPE (priv->info, "media is "); ++} ++ ++static void ++brasero_medium_try_open (BraseroMedium *self) ++{ ++ const gchar *path; ++ BRASEROCDROM *cdrom; ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (self); ++ path = nautilus_burn_drive_get_device (priv->drive); ++ ++ BRASERO_BURN_LOG ("Trying to create BRASERCDROM for device %s", path); ++ cdrom = brasero_cdrom_new (path); ++ if (cdrom == NULL) { ++ BRASERO_BURN_LOG ("Creation failed"); ++ return; ++ } ++ ++ BRASERO_BURN_LOG ("Creation succeeded"); ++ brasero_medium_init_real (self, cdrom); ++ brasero_cdrom_free (cdrom); ++} ++ ++static void ++brasero_medium_init (BraseroMedium *object) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (object); ++ priv->next_wr_add = -1; ++ ++ /* we can't do anything here since properties haven't been set yet */ ++} ++ ++static void ++brasero_medium_finalize (GObject *object) ++{ ++ BraseroMediumPrivate *priv; ++ ++ priv = BRASERO_MEDIUM_PRIVATE (object); ++ ++ if (priv->retry_id) { ++ g_source_remove (priv->retry_id); ++ priv->retry_id = 0; ++ } ++ ++ g_free (priv->rd_speeds); ++ priv->rd_speeds = NULL; ++ ++ g_free (priv->wr_speeds); ++ priv->wr_speeds = NULL; ++ ++ g_slist_foreach (priv->tracks, (GFunc) g_free, NULL); ++ g_slist_free (priv->tracks); ++ priv->tracks = NULL; ++ ++ nautilus_burn_drive_unref (priv->drive); ++ priv->drive = NULL; ++ ++ G_OBJECT_CLASS (parent_class)->finalize (object); ++} ++ ++static void ++brasero_medium_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) ++{ ++ BraseroMediumPrivate *priv; ++ ++ g_return_if_fail (BRASERO_IS_MEDIUM (object)); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (object); ++ ++ switch (prop_id) ++ { ++ case PROP_DRIVE: ++ priv->drive = g_value_get_object (value); ++ nautilus_burn_drive_ref (priv->drive); ++ brasero_medium_try_open (BRASERO_MEDIUM (object)); ++ break; ++ default: ++ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); ++ break; ++ } ++} ++ ++static void ++brasero_medium_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) ++{ ++ BraseroMediumPrivate *priv; ++ ++ g_return_if_fail (BRASERO_IS_MEDIUM (object)); ++ ++ priv = BRASERO_MEDIUM_PRIVATE (object); ++ ++ switch (prop_id) ++ { ++ case PROP_DRIVE: ++ nautilus_burn_drive_ref (priv->drive); ++ g_value_set_object (value, priv->drive); ++ break; ++ default: ++ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); ++ break; ++ } ++} ++ ++static void ++brasero_medium_class_init (BraseroMediumClass *klass) ++{ ++ GObjectClass* object_class = G_OBJECT_CLASS (klass); ++ parent_class = G_OBJECT_CLASS (g_type_class_peek_parent (klass)); ++ ++ g_type_class_add_private (klass, sizeof (BraseroMediumPrivate)); ++ ++ object_class->finalize = brasero_medium_finalize; ++ object_class->set_property = brasero_medium_set_property; ++ object_class->get_property = brasero_medium_get_property; ++ ++ g_object_class_install_property (object_class, ++ PROP_DRIVE, ++ g_param_spec_object ("drive", ++ "drive", ++ "drive in which medium is inserted", ++ NAUTILUS_BURN_TYPE_DRIVE, ++ G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY)); ++} ++ ++GType ++brasero_medium_get_type (void) ++{ ++ static GType our_type = 0; ++ ++ if (our_type == 0) ++ { ++ static const GTypeInfo our_info = ++ { ++ sizeof (BraseroMediumClass), /* class_size */ ++ (GBaseInitFunc) NULL, /* base_init */ ++ (GBaseFinalizeFunc) NULL, /* base_finalize */ ++ (GClassInitFunc) brasero_medium_class_init, /* class_init */ ++ (GClassFinalizeFunc) NULL, /* class_finalize */ ++ NULL /* class_data */, ++ sizeof (BraseroMedium), /* instance_size */ ++ 0, /* n_preallocs */ ++ (GInstanceInitFunc) brasero_medium_init, /* instance_init */ ++ NULL /* value_table */ ++ }; ++ ++ our_type = g_type_register_static (G_TYPE_OBJECT, "BraseroMedium", ++ &our_info, 0); ++ } ++ ++ return our_type; ++} ++ ++BraseroMedium * ++brasero_medium_new (NautilusBurnDrive *drive) ++{ ++ g_return_val_if_fail (drive != NULL, NULL); ++ return BRASERO_MEDIUM (g_object_new (BRASERO_TYPE_MEDIUM, ++ "drive", drive, ++ NULL)); ++} |