1 /****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 1998-2001 VideoLAN
5 * $Id: cdrom.c,v 1.4 2002/10/15 19:56:59 gbazin Exp $
7 * Authors: Johan Bilien <jobi@via.ecp.fr>
8 * Gildas Bazin <gbazin@netcourrier.com>
9 * Jon Lech Johansen <jon-vl@nanocrew.net>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
39 #include <sys/types.h>
43 #ifdef HAVE_SYS_IOCTL_H
44 # include <sys/ioctl.h>
47 #if defined( SYS_BSDI )
49 #elif defined ( SYS_DARWIN )
50 # include <CoreFoundation/CFBase.h>
51 # include <IOKit/IOKitLib.h>
52 # include <IOKit/storage/IOCDTypes.h>
53 # include <IOKit/storage/IOCDMedia.h>
54 # include <IOKit/storage/IOCDMediaBSDClient.h>
55 #elif defined( HAVE_IOC_TOC_HEADER_IN_SYS_CDIO_H )
56 # include <sys/cdio.h>
57 # include <sys/cdrio.h>
58 #elif defined( WIN32 )
60 # include <winioctl.h>
62 # include <linux/cdrom.h>
68 /*****************************************************************************
69 * ioctl_Open: Opens a VCD device or file and returns an opaque handle
70 *****************************************************************************/
71 vcddev_t *ioctl_Open( vlc_object_t *p_this, const char *psz_dev )
80 if( !psz_dev ) return NULL;
83 * Initialize structure with default values
85 p_vcddev = (vcddev_t *)malloc( sizeof(vcddev_t) );
86 if( p_vcddev == NULL )
88 msg_Err( p_this, "out of memory" );
91 p_vcddev->i_vcdimage_handle = -1;
92 p_vcddev->psz_dev = NULL;
96 * Check if we are dealing with a device or a file (vcd image)
99 if( strlen( psz_dev ) == 1 ||
100 (strlen( psz_dev ) == 2 && psz_dev[1] == ':') )
106 if( stat( psz_dev, &fileinfo ) < 0 )
112 /* Check if this is a block/char device */
113 if( S_ISBLK( fileinfo.st_mode ) || S_ISCHR( fileinfo.st_mode ) )
119 i_ret = OpenVCDImage( p_this, psz_dev, p_vcddev );
124 * open the vcd device
128 i_ret = win32_vcd_open( p_this, psz_dev, p_vcddev );
130 p_vcddev->i_device_handle = -1;
131 p_vcddev->i_device_handle = open( psz_dev, O_RDONLY | O_NONBLOCK );
132 i_ret = (p_vcddev->i_device_handle == -1) ? -1 : 0;
138 p_vcddev->psz_dev = (char *)strdup( psz_dev );
149 /*****************************************************************************
150 * ioctl_Close: Closes an already opened VCD device or file.
151 *****************************************************************************/
152 void ioctl_Close( vlc_object_t * p_this, vcddev_t *p_vcddev )
154 if( p_vcddev->psz_dev ) free( p_vcddev->psz_dev );
156 if( p_vcddev->i_vcdimage_handle != -1 )
162 CloseVCDImage( p_this, p_vcddev );
171 if( p_vcddev->h_device_handle )
172 CloseHandle( p_vcddev->h_device_handle );
173 if( p_vcddev->hASPI )
174 FreeLibrary( (HMODULE)p_vcddev->hASPI );
176 if( p_vcddev->i_device_handle != -1 )
177 close( p_vcddev->i_device_handle );
181 /*****************************************************************************
182 * ioctl_GetTracksMap: Read the Table of Content, fill in the pp_sectors map
183 * if pp_sectors is not null and return the number of
185 *****************************************************************************/
186 int ioctl_GetTracksMap( vlc_object_t *p_this, const vcddev_t *p_vcddev,
191 if( p_vcddev->i_vcdimage_handle != -1 )
197 i_tracks = p_vcddev->i_tracks;
201 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
202 if( *pp_sectors == NULL )
204 msg_Err( p_this, "out of memory" );
207 memcpy( *pp_sectors, p_vcddev->p_sectors,
208 (i_tracks + 1) * sizeof(int) );
220 #if defined( SYS_DARWIN )
225 if( ( pTOC = darwin_getTOC( p_this, p_vcddev->psz_dev ) ) == NULL )
227 msg_Err( p_this, "failed to get the TOC" );
231 i_descriptors = darwin_getNumberOfDescriptors( pTOC );
232 i_tracks = darwin_getNumberOfTracks( pTOC, i_descriptors );
236 int i, i_leadout = -1;
237 CDTOCDescriptor *pTrackDescriptors;
240 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
241 if( *pp_sectors == NULL )
243 msg_Err( p_this, "out of memory" );
244 darwin_freeTOC( pTOC );
248 pTrackDescriptors = pTOC->descriptors;
250 for( i_tracks = 0, i = 0; i <= i_descriptors; i++ )
252 track = pTrackDescriptors[i].point;
257 if( track > CD_MAX_TRACK_NO || track < CD_MIN_TRACK_NO )
260 (*pp_sectors)[i_tracks++] =
261 CDConvertMSFToLBA( pTrackDescriptors[i].p );
264 if( i_leadout == -1 )
266 msg_Err( p_this, "leadout not found" );
268 darwin_freeTOC( pTOC );
272 /* set leadout sector */
273 (*pp_sectors)[i_tracks] =
274 CDConvertMSFToLBA( pTrackDescriptors[i_leadout].p );
277 darwin_freeTOC( pTOC );
279 #elif defined( WIN32 )
280 if( p_vcddev->hASPI )
283 struct SRB_ExecSCSICmd ssc;
284 byte_t p_tocheader[ 4 ];
286 /* Create the transfer completion event */
287 hEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
293 memset( &ssc, 0, sizeof( ssc ) );
295 ssc.SRB_Cmd = SC_EXEC_SCSI_CMD;
296 ssc.SRB_Flags = SRB_DIR_IN | SRB_EVENT_NOTIFY;
297 ssc.SRB_HaId = LOBYTE( p_vcddev->i_sid );
298 ssc.SRB_Target = HIBYTE( p_vcddev->i_sid );
299 ssc.SRB_SenseLen = SENSE_LEN;
301 ssc.SRB_PostProc = (LPVOID) hEvent;
305 ssc.CDBByte[ 0 ] = READ_TOC;
308 ssc.CDBByte[ 2 ] = READ_TOC_FORMAT_TOC;
311 ssc.CDBByte[ 6 ] = 0;
313 /* Allocation length and buffer */
314 ssc.SRB_BufLen = sizeof( p_tocheader );
315 ssc.SRB_BufPointer = p_tocheader;
316 ssc.CDBByte[ 7 ] = ( ssc.SRB_BufLen >> 8 ) & 0xff;
317 ssc.CDBByte[ 8 ] = ( ssc.SRB_BufLen ) & 0xff;
319 /* Initiate transfer */
320 ResetEvent( hEvent );
321 p_vcddev->lpSendCommand( (void*) &ssc );
323 /* If the command has still not been processed, wait until it's
325 if( ssc.SRB_Status == SS_PENDING )
326 WaitForSingleObject( hEvent, INFINITE );
328 /* check that the transfer went as planned */
329 if( ssc.SRB_Status != SS_COMP )
331 CloseHandle( hEvent );
335 i_tracks = p_tocheader[3] - p_tocheader[2] + 1;
342 i_toclength = 4 /* header */ + p_tocheader[0] +
343 ((unsigned int)p_tocheader[1] << 8);
345 p_fulltoc = malloc( i_toclength );
346 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
348 if( *pp_sectors == NULL || p_fulltoc == NULL )
350 if( *pp_sectors ) free( *pp_sectors );
351 if( p_fulltoc ) free( p_fulltoc );
352 msg_Err( p_this, "out of memory" );
353 CloseHandle( hEvent );
357 /* Allocation length and buffer */
358 ssc.SRB_BufLen = i_toclength;
359 ssc.SRB_BufPointer = p_fulltoc;
360 ssc.CDBByte[ 7 ] = ( ssc.SRB_BufLen >> 8 ) & 0xff;
361 ssc.CDBByte[ 8 ] = ( ssc.SRB_BufLen ) & 0xff;
363 /* Initiate transfer */
364 ResetEvent( hEvent );
365 p_vcddev->lpSendCommand( (void*) &ssc );
367 /* If the command has still not been processed, wait until it's
369 if( ssc.SRB_Status == SS_PENDING )
370 WaitForSingleObject( hEvent, INFINITE );
372 /* check that the transfer went as planned */
373 if( ssc.SRB_Status != SS_COMP )
376 for( i = 0 ; i <= i_tracks ; i++ )
378 int i_index = 8 + 8 * i;
379 (*pp_sectors)[ i ] = ((int)p_fulltoc[ i_index ] << 24) +
380 ((int)p_fulltoc[ i_index+1 ] << 16) +
381 ((int)p_fulltoc[ i_index+2 ] << 8) +
382 (int)p_fulltoc[ i_index+3 ];
384 msg_Dbg( p_this, "p_sectors: %i, %i", i, (*pp_sectors)[i]);
390 CloseHandle( hEvent );
395 DWORD dwBytesReturned;
398 if( DeviceIoControl( p_vcddev->h_device_handle,
399 IOCTL_CDROM_READ_TOC,
400 NULL, 0, &cdrom_toc, sizeof(CDROM_TOC),
401 &dwBytesReturned, NULL ) == 0 )
403 msg_Err( p_this, "could not read TOCHDR" );
407 i_tracks = cdrom_toc.LastTrack - cdrom_toc.FirstTrack + 1;
413 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
414 if( *pp_sectors == NULL )
416 msg_Err( p_this, "out of memory" );
420 for( i = 0 ; i <= i_tracks ; i++ )
422 (*pp_sectors)[ i ] = MSF_TO_LBA2(
423 cdrom_toc.TrackData[i].Address[1],
424 cdrom_toc.TrackData[i].Address[2],
425 cdrom_toc.TrackData[i].Address[3] );
426 msg_Dbg( p_this, "p_sectors: %i, %i", i, (*pp_sectors)[i]);
431 #elif defined( HAVE_IOC_TOC_HEADER_IN_SYS_CDIO_H )
432 struct ioc_toc_header tochdr;
433 struct ioc_read_toc_entry toc_entries;
435 if( ioctl( p_vcddev->i_devicd_handle, CDIOREADTOCHEADER, &tochdr )
438 msg_Err( p_this, "could not read TOCHDR" );
442 i_tracks = tochdr.ending_track - tochdr.starting_track + 1;
448 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
449 if( *pp_sectors == NULL )
451 msg_Err( p_this, "out of memory" );
455 toc_entries.address_format = CD_LBA_FORMAT;
456 toc_entries.starting_track = 0;
457 toc_entries.data_len = ( i_tracks + 1 ) *
458 sizeof( struct cd_toc_entry );
459 toc_entries.data = (struct cd_toc_entry *)
460 malloc( toc_entries.data_len );
461 if( toc_entries.data == NULL )
463 msg_Err( p_this, "out of memory" );
469 if( ioctl( p_vcddev->i_device_handle, CDIOREADTOCENTRYS,
470 &toc_entries ) == -1 )
472 msg_Err( p_this, "could not read the TOC" );
474 free( toc_entries.data );
478 /* Fill the p_sectors structure with the track/sector matches */
479 for( i = 0 ; i <= i_tracks ; i++ )
481 (*pp_sectors)[ i ] = ntohl( toc_entries.data[i].addr.lba );
485 struct cdrom_tochdr tochdr;
486 struct cdrom_tocentry tocent;
488 /* First we read the TOC header */
489 if( ioctl( p_vcddev->i_device_handle, CDROMREADTOCHDR, &tochdr )
492 msg_Err( p_this, "could not read TOCHDR" );
496 i_tracks = tochdr.cdth_trk1 - tochdr.cdth_trk0 + 1;
502 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
503 if( *pp_sectors == NULL )
505 msg_Err( p_this, "out of memory" );
509 /* Fill the p_sectors structure with the track/sector matches */
510 for( i = 0 ; i <= i_tracks ; i++ )
512 tocent.cdte_format = CDROM_LBA;
514 ( i == i_tracks ) ? CDROM_LEADOUT : tochdr.cdth_trk0 + i;
516 if( ioctl( p_vcddev->i_device_handle, CDROMREADTOCENTRY,
519 msg_Err( p_this, "could not read TOCENTRY" );
524 (*pp_sectors)[ i ] = tocent.cdte_addr.lba;
533 /****************************************************************************
534 * ioctl_ReadSector: Read a sector (2324 bytes)
535 ****************************************************************************/
536 int ioctl_ReadSector( vlc_object_t *p_this, const vcddev_t *p_vcddev,
537 int i_sector, byte_t * p_buffer )
539 byte_t p_block[ VCD_SECTOR_SIZE ];
541 if( p_vcddev->i_vcdimage_handle != -1 )
546 if( lseek( p_vcddev->i_vcdimage_handle, i_sector * VCD_SECTOR_SIZE,
549 msg_Err( p_this, "Could not lseek to sector %d", i_sector );
553 if( read( p_vcddev->i_vcdimage_handle, p_block, VCD_SECTOR_SIZE )
556 // msg_Err( p_this, "Could not read sector %d", i_sector );
560 /* We don't want to keep the header of the read sector */
561 memcpy( p_buffer, p_block + VCD_DATA_START, VCD_DATA_SIZE );
572 #if defined( SYS_DARWIN )
573 dk_cd_read_t cd_read;
575 memset( &cd_read, 0, sizeof(cd_read) );
577 cd_read.offset = i_sector * VCD_SECTOR_SIZE;
578 cd_read.sectorArea = kCDSectorAreaSync | kCDSectorAreaHeader |
579 kCDSectorAreaSubHeader | kCDSectorAreaUser |
580 kCDSectorAreaAuxiliary;
581 cd_read.sectorType = kCDSectorTypeUnknown;
583 cd_read.buffer = p_block;
584 cd_read.bufferLength = sizeof(p_block);
586 if( ioctl( p_vcddev->i_device_handle, DKIOCCDREAD, &cd_read ) == -1 )
588 msg_Err( p_this, "could not read block %d", i_sector );
592 #elif defined( WIN32 )
593 if( p_vcddev->hASPI )
596 struct SRB_ExecSCSICmd ssc;
598 /* Create the transfer completion event */
599 hEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
605 memset( &ssc, 0, sizeof( ssc ) );
607 ssc.SRB_Cmd = SC_EXEC_SCSI_CMD;
608 ssc.SRB_Flags = SRB_DIR_IN | SRB_EVENT_NOTIFY;
609 ssc.SRB_HaId = LOBYTE( p_vcddev->i_sid );
610 ssc.SRB_Target = HIBYTE( p_vcddev->i_sid );
611 ssc.SRB_SenseLen = SENSE_LEN;
613 ssc.SRB_PostProc = (LPVOID) hEvent;
617 ssc.CDBByte[ 0 ] = READ_CD;
620 ssc.CDBByte[ 2 ] = ( i_sector >> 24 ) & 0xff;
621 ssc.CDBByte[ 3 ] = ( i_sector >> 16 ) & 0xff;
622 ssc.CDBByte[ 4 ] = ( i_sector >> 8 ) & 0xff;
623 ssc.CDBByte[ 5 ] = ( i_sector ) & 0xff;
625 /* Transfer length */
626 ssc.CDBByte[ 6 ] = 0;
627 ssc.CDBByte[ 7 ] = 0;
628 ssc.CDBByte[ 8 ] = 1;
631 ssc.CDBByte[ 9 ] = READ_CD_USERDATA_MODE2;
634 ssc.SRB_BufPointer = p_block;
635 ssc.SRB_BufLen = VCD_SECTOR_SIZE;
637 /* Initiate transfer */
638 ResetEvent( hEvent );
639 p_vcddev->lpSendCommand( (void*) &ssc );
641 /* If the command has still not been processed, wait until it's
643 if( ssc.SRB_Status == SS_PENDING )
645 WaitForSingleObject( hEvent, INFINITE );
647 CloseHandle( hEvent );
649 /* check that the transfer went as planned */
650 if( ssc.SRB_Status != SS_COMP )
655 /* We don't want to keep the footer of the read sector */
656 memcpy( p_buffer, p_block, VCD_DATA_SIZE );
661 DWORD dwBytesReturned;
662 RAW_READ_INFO cdrom_raw;
664 /* Initialize CDROM_RAW_READ structure */
665 cdrom_raw.DiskOffset.QuadPart = CD_SECTOR_SIZE * i_sector;
666 cdrom_raw.SectorCount = 1;
667 cdrom_raw.TrackMode = XAForm2;
669 if( DeviceIoControl( p_vcddev->h_device_handle,
670 IOCTL_CDROM_RAW_READ, &cdrom_raw,
671 sizeof(RAW_READ_INFO), p_block,
672 sizeof(p_block), &dwBytesReturned, NULL )
678 /* We don't want to keep the header of the read sector */
679 memcpy( p_buffer, p_block + VCD_DATA_START, VCD_DATA_SIZE );
684 #elif defined( HAVE_IOC_TOC_HEADER_IN_SYS_CDIO_H )
686 int i_size = VCD_SECTOR_SIZE;
688 if( ioctl( p_vcddev->i_device_handle, CDRIOCSETBLOCKSIZE, &i_size )
691 msg_Err( p_this, "Could not set block size" );
695 if( lseek( p_vcddev->i_device_handle,
696 i_sector * VCD_SECTOR_SIZE, SEEK_SET ) == -1 )
698 msg_Err( p_this, "Could not lseek to sector %d", i_sector );
702 if( read( p_vcddev->i_device_handle, p_block, VCD_SECTOR_SIZE ) == -1 )
704 msg_Err( p_this, "Could not read sector %d", i_sector );
709 int i_dummy = i_sector + 2 * CD_FRAMES;
711 #define p_msf ((struct cdrom_msf0 *)p_block)
712 p_msf->minute = i_dummy / (CD_FRAMES * CD_SECS);
713 p_msf->second = ( i_dummy % (CD_FRAMES * CD_SECS) ) / CD_FRAMES;
714 p_msf->frame = ( i_dummy % (CD_FRAMES * CD_SECS) ) % CD_FRAMES;
717 if( ioctl(p_vcddev->i_device_handle, CDROMREADRAW, p_block) == -1 )
719 msg_Err( p_this, "could not read block %i from disc", i_sector );
724 /* We don't want to keep the header of the read sector */
725 memcpy( p_buffer, p_block + VCD_DATA_START, VCD_DATA_SIZE );
731 /****************************************************************************
733 ****************************************************************************/
735 /****************************************************************************
736 * OpenVCDImage: try to open a vcd image from a .cue file
737 ****************************************************************************/
738 static int OpenVCDImage( vlc_object_t * p_this, const char *psz_dev,
743 char *psz_vcdfile = NULL;
744 char *psz_cuefile = NULL;
748 /* Check if we are dealing with a .cue file */
749 p_pos = strrchr( psz_dev, '.' );
750 if( p_pos && !strcmp( p_pos, ".cue" ) )
752 psz_cuefile = strdup( psz_dev );
756 /* psz_dev must be the actual vcd file. Let's assume there's a .cue
757 * file with the same filename */
760 psz_cuefile = malloc( p_pos - psz_dev + 5 /* ".cue" */ );
761 strncpy( psz_cuefile, psz_dev, p_pos - psz_dev );
762 strcpy( psz_cuefile + (p_pos - psz_dev), ".cue");
766 psz_cuefile = malloc( strlen(psz_dev) + 5 /* ".cue" */ );
767 sprintf( psz_cuefile, "%s.cue", psz_dev );
771 /* Open the cue file and try to parse it */
772 msg_Dbg( p_this,"using .cue file: %s", psz_cuefile );
773 cuefile = fopen( psz_cuefile, "rt" );
774 if( cuefile && fscanf( cuefile, "FILE %c", line ) &&
775 fgets( line, 1024, cuefile ) )
777 p_pos = strchr( line, '"' );
782 /* Take care of path standardization */
783 if( *line != '/' && (p_pos = strrchr( psz_cuefile, '/' )) )
785 psz_vcdfile = malloc( strlen(line) +
786 (p_pos - psz_cuefile + 1) + 1 );
787 strncpy( psz_vcdfile, psz_cuefile, (p_pos - psz_cuefile + 1) );
788 strcpy( psz_vcdfile + (p_pos - psz_cuefile + 1), line );
790 else psz_vcdfile = strdup( line );
796 msg_Dbg( p_this,"using vcd image file: %s", psz_vcdfile );
797 p_vcddev->i_vcdimage_handle = open( psz_vcdfile,
798 O_RDONLY | O_NONBLOCK | O_BINARY );
799 i_ret = (p_vcddev->i_vcdimage_handle == -1) ? -1 : 0;
802 /* Try to parse the i_tracks and p_sectors info so we can just forget
803 * about the cuefile */
811 while( fgets( line, 1024, cuefile ) )
813 /* look for a TRACK line */
814 if( !sscanf( line, "%9s", psz_dummy ) ||
815 strcmp(psz_dummy, "TRACK") )
818 /* look for an INDEX line */
819 while( fgets( line, 1024, cuefile ) )
821 int i_min, i_sec, i_frame;
823 if( (sscanf( line, "%9s %2u %2u:%2u:%2u", psz_dummy, &i_num,
824 &i_min, &i_sec, &i_frame ) != 5) || (i_num != 1) )
828 p_sectors[i_tracks - 1] = MSF_TO_LBA(i_min, i_sec, i_frame);
829 msg_Dbg( p_this, "vcd track %i begins at sector:%i",
830 i_tracks - 1, p_sectors[i_tracks - 1] );
835 /* fill in the last entry */
836 p_sectors[i_tracks] = lseek(p_vcddev->i_vcdimage_handle, 0, SEEK_END)
838 msg_Dbg( p_this, "vcd track %i, begins at sector:%i",
839 i_tracks, p_sectors[i_tracks] );
840 p_vcddev->i_tracks = i_tracks;
841 p_vcddev->p_sectors = malloc( (i_tracks + 1) * sizeof(int) );
842 memcpy( p_vcddev->p_sectors, p_sectors, (i_tracks + 1) * sizeof(int) );
846 if( cuefile ) fclose( cuefile );
847 if( psz_cuefile ) free( psz_cuefile );
848 if( psz_vcdfile ) free( psz_vcdfile );
853 /****************************************************************************
854 * CloseVCDImage: closes a vcd image opened by OpenVCDImage
855 ****************************************************************************/
856 static void CloseVCDImage( vlc_object_t * p_this, vcddev_t *p_vcddev )
858 if( p_vcddev->i_vcdimage_handle != -1 )
859 close( p_vcddev->i_vcdimage_handle );
863 if( p_vcddev->p_sectors )
864 free( p_vcddev->p_sectors );
867 #if defined( SYS_DARWIN )
868 /****************************************************************************
869 * darwin_getTOC: get the TOC
870 ****************************************************************************/
871 static CDTOC *darwin_getTOC( vlc_object_t * p_this, vcddev_t *p_vcddev )
877 io_iterator_t iterator;
878 io_registry_entry_t service;
879 CFDictionaryRef properties;
882 /* get the device name */
883 if( ( psz_devname = strrchr( p_vcddev->psz_dev, '/') ) != NULL )
886 psz_devname = p_vcddev->psz_dev;
888 /* unraw the device name */
889 if( *psz_devname == 'r' )
892 /* get port for IOKit communication */
893 if( ( ret = IOMasterPort( MACH_PORT_NULL, &port ) ) != KERN_SUCCESS )
895 msg_Err( p_this, "IOMasterPort: 0x%08x", ret );
899 /* get service iterator for the device */
900 if( ( ret = IOServiceGetMatchingServices(
901 port, IOBSDNameMatching( port, 0, psz_devname ),
902 &iterator ) ) != KERN_SUCCESS )
904 msg_Err( p_this, "IOServiceGetMatchingServices: 0x%08x", ret );
909 service = IOIteratorNext( iterator );
910 IOObjectRelease( iterator );
912 /* search for kIOCDMediaClass */
913 while( service && !IOObjectConformsTo( service, kIOCDMediaClass ) )
915 if( ( ret = IORegistryEntryGetParentIterator( service,
916 kIOServicePlane, &iterator ) ) != KERN_SUCCESS )
918 msg_Err( p_this, "IORegistryEntryGetParentIterator: 0x%08x", ret );
919 IOObjectRelease( service );
923 IOObjectRelease( service );
924 service = IOIteratorNext( iterator );
925 IOObjectRelease( iterator );
928 if( service == NULL )
930 msg_Err( p_this, "search for kIOCDMediaClass came up empty" );
934 /* create a CF dictionary containing the TOC */
935 if( ( ret = IORegistryEntryCreateCFProperties( service, &properties,
936 kCFAllocatorDefault, kNilOptions ) ) != KERN_SUCCESS )
938 msg_Err( p_this, "IORegistryEntryCreateCFProperties: 0x%08x", ret );
939 IOObjectRelease( service );
943 /* get the TOC from the dictionary */
944 if( ( data = (CFDataRef) CFDictionaryGetValue( properties,
945 CFSTR(kIOCDMediaTOCKey) ) ) != NULL )
950 buf_len = CFDataGetLength( data ) + 1;
951 range = CFRangeMake( 0, buf_len );
953 if( ( pTOC = (CDTOC *)malloc( buf_len ) ) != NULL )
955 CFDataGetBytes( data, range, (u_char *)pTOC );
960 msg_Err( p_this, "CFDictionaryGetValue failed" );
963 CFRelease( properties );
964 IOObjectRelease( service );
969 /****************************************************************************
970 * darwin_getNumberOfDescriptors: get number of descriptors in TOC
971 ****************************************************************************/
972 static int darwin_getNumberOfDescriptors( CDTOC *pTOC )
977 i_descriptors = pTOC->length;
979 /* remove the first and last session */
980 i_descriptors -= ( sizeof(pTOC->sessionFirst) +
981 sizeof(pTOC->sessionLast) );
983 /* divide the length by the size of a single descriptor */
984 i_descriptors /= sizeof(CDTOCDescriptor);
986 return( i_descriptors );
989 /****************************************************************************
990 * darwin_getNumberOfTracks: get number of tracks in TOC
991 ****************************************************************************/
992 static int darwin_getNumberOfTracks( CDTOC *pTOC, int i_descriptors )
996 CDTOCDescriptor *pTrackDescriptors;
998 pTrackDescriptors = pTOC->descriptors;
1000 for( i = i_descriptors; i >= 0; i-- )
1002 track = pTrackDescriptors[i].point;
1004 if( track > CD_MAX_TRACK_NO || track < CD_MIN_TRACK_NO )
1012 #endif /* SYS_DARWIN */
1014 #if defined( WIN32 )
1015 /*****************************************************************************
1016 * win32_vcd_open: open vcd drive
1017 *****************************************************************************
1018 * Load and use aspi if it is available, otherwise use IOCTLs on WinNT/2K/XP.
1019 *****************************************************************************/
1020 static int win32_vcd_open( vlc_object_t * p_this, const char *psz_dev,
1021 vcddev_t *p_vcddev )
1023 /* Initializations */
1024 p_vcddev->h_device_handle = NULL;
1025 p_vcddev->i_sid = 0;
1026 p_vcddev->hASPI = 0;
1027 p_vcddev->lpSendCommand = 0;
1031 char psz_win32_drive[7];
1033 msg_Dbg( p_this, "using winNT/2K/XP ioctl layer" );
1035 sprintf( psz_win32_drive, "\\\\.\\%c:", psz_dev[0] );
1037 p_vcddev->h_device_handle = CreateFile( psz_win32_drive, GENERIC_READ,
1038 FILE_SHARE_READ | FILE_SHARE_WRITE,
1039 NULL, OPEN_EXISTING,
1040 FILE_FLAG_NO_BUFFERING |
1041 FILE_FLAG_RANDOM_ACCESS, NULL );
1042 return (p_vcddev->h_device_handle == NULL) ? -1 : 0;
1046 HMODULE hASPI = NULL;
1047 long (*lpGetSupport)( void ) = NULL;
1048 long (*lpSendCommand)( void* ) = NULL;
1049 DWORD dwSupportInfo;
1050 int i, j, i_hostadapters;
1051 char c_drive = psz_dev[0];
1053 hASPI = LoadLibrary( "wnaspi32.dll" );
1056 (FARPROC) lpGetSupport = GetProcAddress( hASPI,
1057 "GetASPI32SupportInfo" );
1058 (FARPROC) lpSendCommand = GetProcAddress( hASPI,
1059 "SendASPI32Command" );
1062 if( hASPI == NULL || lpGetSupport == NULL || lpSendCommand == NULL )
1065 "unable to load aspi or get aspi function pointers" );
1066 if( hASPI ) FreeLibrary( hASPI );
1070 /* ASPI support seems to be there */
1072 dwSupportInfo = lpGetSupport();
1074 if( HIBYTE( LOWORD ( dwSupportInfo ) ) == SS_NO_ADAPTERS )
1076 msg_Dbg( p_this, "no host adapters found (aspi)" );
1077 FreeLibrary( hASPI );
1081 if( HIBYTE( LOWORD ( dwSupportInfo ) ) != SS_COMP )
1083 msg_Dbg( p_this, "unable to initalize aspi layer" );
1084 FreeLibrary( hASPI );
1088 i_hostadapters = LOBYTE( LOWORD( dwSupportInfo ) );
1089 if( i_hostadapters == 0 )
1091 FreeLibrary( hASPI );
1095 c_drive = c_drive > 'Z' ? c_drive - 'a' : c_drive - 'A';
1097 for( i = 0; i < i_hostadapters; i++ )
1099 for( j = 0; j < 15; j++ )
1101 struct SRB_GetDiskInfo srbDiskInfo;
1103 srbDiskInfo.SRB_Cmd = SC_GET_DISK_INFO;
1104 srbDiskInfo.SRB_HaId = i;
1105 srbDiskInfo.SRB_Flags = 0;
1106 srbDiskInfo.SRB_Hdr_Rsvd = 0;
1107 srbDiskInfo.SRB_Target = j;
1108 srbDiskInfo.SRB_Lun = 0;
1110 lpSendCommand( (void*) &srbDiskInfo );
1112 if( (srbDiskInfo.SRB_Status == SS_COMP) &&
1113 (srbDiskInfo.SRB_Int13HDriveInfo == c_drive) )
1115 /* Make sure this is a cdrom device */
1116 struct SRB_GDEVBlock srbGDEVBlock;
1118 memset( &srbGDEVBlock, 0, sizeof(struct SRB_GDEVBlock) );
1119 srbGDEVBlock.SRB_Cmd = SC_GET_DEV_TYPE;
1120 srbGDEVBlock.SRB_HaId = i;
1121 srbGDEVBlock.SRB_Target = j;
1123 lpSendCommand( (void*) &srbGDEVBlock );
1125 if( ( srbGDEVBlock.SRB_Status == SS_COMP ) &&
1126 ( srbGDEVBlock.SRB_DeviceType == DTYPE_CDROM ) )
1128 p_vcddev->i_sid = MAKEWORD( i, j );
1129 p_vcddev->hASPI = (long)hASPI;
1130 p_vcddev->lpSendCommand = lpSendCommand;
1131 msg_Dbg( p_this, "using aspi layer" );
1137 FreeLibrary( hASPI );
1138 msg_Dbg( p_this, "%s: is not a cdrom drive",
1146 FreeLibrary( hASPI );
1147 msg_Dbg( p_this, "unable to get haid and target (aspi)" );