1 /****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 1998-2001 VideoLAN
5 * $Id: cdrom.c,v 1.5 2002/10/16 23:12:46 massiot 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>
44 #ifdef HAVE_SYS_IOCTL_H
45 # include <sys/ioctl.h>
48 #if defined( SYS_BSDI )
50 #elif defined ( SYS_DARWIN )
51 # include <CoreFoundation/CFBase.h>
52 # include <IOKit/IOKitLib.h>
53 # include <IOKit/storage/IOCDTypes.h>
54 # include <IOKit/storage/IOCDMedia.h>
55 # include <IOKit/storage/IOCDMediaBSDClient.h>
56 #elif defined( HAVE_IOC_TOC_HEADER_IN_SYS_CDIO_H )
57 # include <sys/cdio.h>
58 # include <sys/cdrio.h>
59 #elif defined( WIN32 )
61 # include <winioctl.h>
63 # include <linux/cdrom.h>
69 /*****************************************************************************
70 * ioctl_Open: Opens a VCD device or file and returns an opaque handle
71 *****************************************************************************/
72 vcddev_t *ioctl_Open( vlc_object_t *p_this, const char *psz_dev )
81 if( !psz_dev ) return NULL;
84 * Initialize structure with default values
86 p_vcddev = (vcddev_t *)malloc( sizeof(vcddev_t) );
87 if( p_vcddev == NULL )
89 msg_Err( p_this, "out of memory" );
92 p_vcddev->i_vcdimage_handle = -1;
93 p_vcddev->psz_dev = NULL;
97 * Check if we are dealing with a device or a file (vcd image)
100 if( strlen( psz_dev ) == 1 ||
101 (strlen( psz_dev ) == 2 && psz_dev[1] == ':') )
107 if( stat( psz_dev, &fileinfo ) < 0 )
113 /* Check if this is a block/char device */
114 if( S_ISBLK( fileinfo.st_mode ) || S_ISCHR( fileinfo.st_mode ) )
120 i_ret = OpenVCDImage( p_this, psz_dev, p_vcddev );
125 * open the vcd device
129 i_ret = win32_vcd_open( p_this, psz_dev, p_vcddev );
131 p_vcddev->i_device_handle = -1;
132 p_vcddev->i_device_handle = open( psz_dev, O_RDONLY | O_NONBLOCK );
133 i_ret = (p_vcddev->i_device_handle == -1) ? -1 : 0;
139 p_vcddev->psz_dev = (char *)strdup( psz_dev );
150 /*****************************************************************************
151 * ioctl_Close: Closes an already opened VCD device or file.
152 *****************************************************************************/
153 void ioctl_Close( vlc_object_t * p_this, vcddev_t *p_vcddev )
155 if( p_vcddev->psz_dev ) free( p_vcddev->psz_dev );
157 if( p_vcddev->i_vcdimage_handle != -1 )
163 CloseVCDImage( p_this, p_vcddev );
172 if( p_vcddev->h_device_handle )
173 CloseHandle( p_vcddev->h_device_handle );
174 if( p_vcddev->hASPI )
175 FreeLibrary( (HMODULE)p_vcddev->hASPI );
177 if( p_vcddev->i_device_handle != -1 )
178 close( p_vcddev->i_device_handle );
182 /*****************************************************************************
183 * ioctl_GetTracksMap: Read the Table of Content, fill in the pp_sectors map
184 * if pp_sectors is not null and return the number of
186 *****************************************************************************/
187 int ioctl_GetTracksMap( vlc_object_t *p_this, const vcddev_t *p_vcddev,
192 if( p_vcddev->i_vcdimage_handle != -1 )
198 i_tracks = p_vcddev->i_tracks;
202 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
203 if( *pp_sectors == NULL )
205 msg_Err( p_this, "out of memory" );
208 memcpy( *pp_sectors, p_vcddev->p_sectors,
209 (i_tracks + 1) * sizeof(int) );
221 #if defined( SYS_DARWIN )
226 if( ( pTOC = darwin_getTOC( p_this, p_vcddev ) ) == NULL )
228 msg_Err( p_this, "failed to get the TOC" );
232 i_descriptors = darwin_getNumberOfDescriptors( pTOC );
233 i_tracks = darwin_getNumberOfTracks( pTOC, i_descriptors );
237 int i, i_leadout = -1;
238 CDTOCDescriptor *pTrackDescriptors;
241 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
242 if( *pp_sectors == NULL )
244 msg_Err( p_this, "out of memory" );
245 darwin_freeTOC( pTOC );
249 pTrackDescriptors = pTOC->descriptors;
251 for( i_tracks = 0, i = 0; i <= i_descriptors; i++ )
253 track = pTrackDescriptors[i].point;
258 if( track > CD_MAX_TRACK_NO || track < CD_MIN_TRACK_NO )
261 (*pp_sectors)[i_tracks++] =
262 CDConvertMSFToLBA( pTrackDescriptors[i].p );
265 if( i_leadout == -1 )
267 msg_Err( p_this, "leadout not found" );
269 darwin_freeTOC( pTOC );
273 /* set leadout sector */
274 (*pp_sectors)[i_tracks] =
275 CDConvertMSFToLBA( pTrackDescriptors[i_leadout].p );
278 darwin_freeTOC( pTOC );
280 #elif defined( WIN32 )
281 if( p_vcddev->hASPI )
284 struct SRB_ExecSCSICmd ssc;
285 byte_t p_tocheader[ 4 ];
287 /* Create the transfer completion event */
288 hEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
294 memset( &ssc, 0, sizeof( ssc ) );
296 ssc.SRB_Cmd = SC_EXEC_SCSI_CMD;
297 ssc.SRB_Flags = SRB_DIR_IN | SRB_EVENT_NOTIFY;
298 ssc.SRB_HaId = LOBYTE( p_vcddev->i_sid );
299 ssc.SRB_Target = HIBYTE( p_vcddev->i_sid );
300 ssc.SRB_SenseLen = SENSE_LEN;
302 ssc.SRB_PostProc = (LPVOID) hEvent;
306 ssc.CDBByte[ 0 ] = READ_TOC;
309 ssc.CDBByte[ 2 ] = READ_TOC_FORMAT_TOC;
312 ssc.CDBByte[ 6 ] = 0;
314 /* Allocation length and buffer */
315 ssc.SRB_BufLen = sizeof( p_tocheader );
316 ssc.SRB_BufPointer = p_tocheader;
317 ssc.CDBByte[ 7 ] = ( ssc.SRB_BufLen >> 8 ) & 0xff;
318 ssc.CDBByte[ 8 ] = ( ssc.SRB_BufLen ) & 0xff;
320 /* Initiate transfer */
321 ResetEvent( hEvent );
322 p_vcddev->lpSendCommand( (void*) &ssc );
324 /* If the command has still not been processed, wait until it's
326 if( ssc.SRB_Status == SS_PENDING )
327 WaitForSingleObject( hEvent, INFINITE );
329 /* check that the transfer went as planned */
330 if( ssc.SRB_Status != SS_COMP )
332 CloseHandle( hEvent );
336 i_tracks = p_tocheader[3] - p_tocheader[2] + 1;
343 i_toclength = 4 /* header */ + p_tocheader[0] +
344 ((unsigned int)p_tocheader[1] << 8);
346 p_fulltoc = malloc( i_toclength );
347 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
349 if( *pp_sectors == NULL || p_fulltoc == NULL )
351 if( *pp_sectors ) free( *pp_sectors );
352 if( p_fulltoc ) free( p_fulltoc );
353 msg_Err( p_this, "out of memory" );
354 CloseHandle( hEvent );
358 /* Allocation length and buffer */
359 ssc.SRB_BufLen = i_toclength;
360 ssc.SRB_BufPointer = p_fulltoc;
361 ssc.CDBByte[ 7 ] = ( ssc.SRB_BufLen >> 8 ) & 0xff;
362 ssc.CDBByte[ 8 ] = ( ssc.SRB_BufLen ) & 0xff;
364 /* Initiate transfer */
365 ResetEvent( hEvent );
366 p_vcddev->lpSendCommand( (void*) &ssc );
368 /* If the command has still not been processed, wait until it's
370 if( ssc.SRB_Status == SS_PENDING )
371 WaitForSingleObject( hEvent, INFINITE );
373 /* check that the transfer went as planned */
374 if( ssc.SRB_Status != SS_COMP )
377 for( i = 0 ; i <= i_tracks ; i++ )
379 int i_index = 8 + 8 * i;
380 (*pp_sectors)[ i ] = ((int)p_fulltoc[ i_index ] << 24) +
381 ((int)p_fulltoc[ i_index+1 ] << 16) +
382 ((int)p_fulltoc[ i_index+2 ] << 8) +
383 (int)p_fulltoc[ i_index+3 ];
385 msg_Dbg( p_this, "p_sectors: %i, %i", i, (*pp_sectors)[i]);
391 CloseHandle( hEvent );
396 DWORD dwBytesReturned;
399 if( DeviceIoControl( p_vcddev->h_device_handle,
400 IOCTL_CDROM_READ_TOC,
401 NULL, 0, &cdrom_toc, sizeof(CDROM_TOC),
402 &dwBytesReturned, NULL ) == 0 )
404 msg_Err( p_this, "could not read TOCHDR" );
408 i_tracks = cdrom_toc.LastTrack - cdrom_toc.FirstTrack + 1;
414 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
415 if( *pp_sectors == NULL )
417 msg_Err( p_this, "out of memory" );
421 for( i = 0 ; i <= i_tracks ; i++ )
423 (*pp_sectors)[ i ] = MSF_TO_LBA2(
424 cdrom_toc.TrackData[i].Address[1],
425 cdrom_toc.TrackData[i].Address[2],
426 cdrom_toc.TrackData[i].Address[3] );
427 msg_Dbg( p_this, "p_sectors: %i, %i", i, (*pp_sectors)[i]);
432 #elif defined( HAVE_IOC_TOC_HEADER_IN_SYS_CDIO_H )
433 struct ioc_toc_header tochdr;
434 struct ioc_read_toc_entry toc_entries;
436 if( ioctl( p_vcddev->i_devicd_handle, CDIOREADTOCHEADER, &tochdr )
439 msg_Err( p_this, "could not read TOCHDR" );
443 i_tracks = tochdr.ending_track - tochdr.starting_track + 1;
449 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
450 if( *pp_sectors == NULL )
452 msg_Err( p_this, "out of memory" );
456 toc_entries.address_format = CD_LBA_FORMAT;
457 toc_entries.starting_track = 0;
458 toc_entries.data_len = ( i_tracks + 1 ) *
459 sizeof( struct cd_toc_entry );
460 toc_entries.data = (struct cd_toc_entry *)
461 malloc( toc_entries.data_len );
462 if( toc_entries.data == NULL )
464 msg_Err( p_this, "out of memory" );
470 if( ioctl( p_vcddev->i_device_handle, CDIOREADTOCENTRYS,
471 &toc_entries ) == -1 )
473 msg_Err( p_this, "could not read the TOC" );
475 free( toc_entries.data );
479 /* Fill the p_sectors structure with the track/sector matches */
480 for( i = 0 ; i <= i_tracks ; i++ )
482 (*pp_sectors)[ i ] = ntohl( toc_entries.data[i].addr.lba );
486 struct cdrom_tochdr tochdr;
487 struct cdrom_tocentry tocent;
489 /* First we read the TOC header */
490 if( ioctl( p_vcddev->i_device_handle, CDROMREADTOCHDR, &tochdr )
493 msg_Err( p_this, "could not read TOCHDR" );
497 i_tracks = tochdr.cdth_trk1 - tochdr.cdth_trk0 + 1;
503 *pp_sectors = malloc( (i_tracks + 1) * sizeof(int) );
504 if( *pp_sectors == NULL )
506 msg_Err( p_this, "out of memory" );
510 /* Fill the p_sectors structure with the track/sector matches */
511 for( i = 0 ; i <= i_tracks ; i++ )
513 tocent.cdte_format = CDROM_LBA;
515 ( i == i_tracks ) ? CDROM_LEADOUT : tochdr.cdth_trk0 + i;
517 if( ioctl( p_vcddev->i_device_handle, CDROMREADTOCENTRY,
520 msg_Err( p_this, "could not read TOCENTRY" );
525 (*pp_sectors)[ i ] = tocent.cdte_addr.lba;
534 /****************************************************************************
535 * ioctl_ReadSector: Read a sector (2324 bytes)
536 ****************************************************************************/
537 int ioctl_ReadSector( vlc_object_t *p_this, const vcddev_t *p_vcddev,
538 int i_sector, byte_t * p_buffer )
540 byte_t p_block[ VCD_SECTOR_SIZE ];
542 if( p_vcddev->i_vcdimage_handle != -1 )
547 if( lseek( p_vcddev->i_vcdimage_handle, i_sector * VCD_SECTOR_SIZE,
550 msg_Err( p_this, "Could not lseek to sector %d", i_sector );
554 if( read( p_vcddev->i_vcdimage_handle, p_block, VCD_SECTOR_SIZE )
557 // msg_Err( p_this, "Could not read sector %d", i_sector );
561 /* We don't want to keep the header of the read sector */
562 memcpy( p_buffer, p_block + VCD_DATA_START, VCD_DATA_SIZE );
573 #if defined( SYS_DARWIN )
574 dk_cd_read_t cd_read;
576 memset( &cd_read, 0, sizeof(cd_read) );
578 cd_read.offset = i_sector * VCD_SECTOR_SIZE;
579 cd_read.sectorArea = kCDSectorAreaSync | kCDSectorAreaHeader |
580 kCDSectorAreaSubHeader | kCDSectorAreaUser |
581 kCDSectorAreaAuxiliary;
582 cd_read.sectorType = kCDSectorTypeUnknown;
584 cd_read.buffer = p_block;
585 cd_read.bufferLength = sizeof(p_block);
587 if( ioctl( p_vcddev->i_device_handle, DKIOCCDREAD, &cd_read ) == -1 )
589 msg_Err( p_this, "could not read block %d", i_sector );
593 #elif defined( WIN32 )
594 if( p_vcddev->hASPI )
597 struct SRB_ExecSCSICmd ssc;
599 /* Create the transfer completion event */
600 hEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
606 memset( &ssc, 0, sizeof( ssc ) );
608 ssc.SRB_Cmd = SC_EXEC_SCSI_CMD;
609 ssc.SRB_Flags = SRB_DIR_IN | SRB_EVENT_NOTIFY;
610 ssc.SRB_HaId = LOBYTE( p_vcddev->i_sid );
611 ssc.SRB_Target = HIBYTE( p_vcddev->i_sid );
612 ssc.SRB_SenseLen = SENSE_LEN;
614 ssc.SRB_PostProc = (LPVOID) hEvent;
618 ssc.CDBByte[ 0 ] = READ_CD;
621 ssc.CDBByte[ 2 ] = ( i_sector >> 24 ) & 0xff;
622 ssc.CDBByte[ 3 ] = ( i_sector >> 16 ) & 0xff;
623 ssc.CDBByte[ 4 ] = ( i_sector >> 8 ) & 0xff;
624 ssc.CDBByte[ 5 ] = ( i_sector ) & 0xff;
626 /* Transfer length */
627 ssc.CDBByte[ 6 ] = 0;
628 ssc.CDBByte[ 7 ] = 0;
629 ssc.CDBByte[ 8 ] = 1;
632 ssc.CDBByte[ 9 ] = READ_CD_USERDATA_MODE2;
635 ssc.SRB_BufPointer = p_block;
636 ssc.SRB_BufLen = VCD_SECTOR_SIZE;
638 /* Initiate transfer */
639 ResetEvent( hEvent );
640 p_vcddev->lpSendCommand( (void*) &ssc );
642 /* If the command has still not been processed, wait until it's
644 if( ssc.SRB_Status == SS_PENDING )
646 WaitForSingleObject( hEvent, INFINITE );
648 CloseHandle( hEvent );
650 /* check that the transfer went as planned */
651 if( ssc.SRB_Status != SS_COMP )
656 /* We don't want to keep the footer of the read sector */
657 memcpy( p_buffer, p_block, VCD_DATA_SIZE );
662 DWORD dwBytesReturned;
663 RAW_READ_INFO cdrom_raw;
665 /* Initialize CDROM_RAW_READ structure */
666 cdrom_raw.DiskOffset.QuadPart = CD_SECTOR_SIZE * i_sector;
667 cdrom_raw.SectorCount = 1;
668 cdrom_raw.TrackMode = XAForm2;
670 if( DeviceIoControl( p_vcddev->h_device_handle,
671 IOCTL_CDROM_RAW_READ, &cdrom_raw,
672 sizeof(RAW_READ_INFO), p_block,
673 sizeof(p_block), &dwBytesReturned, NULL )
679 /* We don't want to keep the header of the read sector */
680 memcpy( p_buffer, p_block + VCD_DATA_START, VCD_DATA_SIZE );
685 #elif defined( HAVE_IOC_TOC_HEADER_IN_SYS_CDIO_H )
687 int i_size = VCD_SECTOR_SIZE;
689 if( ioctl( p_vcddev->i_device_handle, CDRIOCSETBLOCKSIZE, &i_size )
692 msg_Err( p_this, "Could not set block size" );
696 if( lseek( p_vcddev->i_device_handle,
697 i_sector * VCD_SECTOR_SIZE, SEEK_SET ) == -1 )
699 msg_Err( p_this, "Could not lseek to sector %d", i_sector );
703 if( read( p_vcddev->i_device_handle, p_block, VCD_SECTOR_SIZE ) == -1 )
705 msg_Err( p_this, "Could not read sector %d", i_sector );
710 int i_dummy = i_sector + 2 * CD_FRAMES;
712 #define p_msf ((struct cdrom_msf0 *)p_block)
713 p_msf->minute = i_dummy / (CD_FRAMES * CD_SECS);
714 p_msf->second = ( i_dummy % (CD_FRAMES * CD_SECS) ) / CD_FRAMES;
715 p_msf->frame = ( i_dummy % (CD_FRAMES * CD_SECS) ) % CD_FRAMES;
718 if( ioctl(p_vcddev->i_device_handle, CDROMREADRAW, p_block) == -1 )
720 msg_Err( p_this, "could not read block %i from disc", i_sector );
725 /* We don't want to keep the header of the read sector */
726 memcpy( p_buffer, p_block + VCD_DATA_START, VCD_DATA_SIZE );
732 /****************************************************************************
734 ****************************************************************************/
736 /****************************************************************************
737 * OpenVCDImage: try to open a vcd image from a .cue file
738 ****************************************************************************/
739 static int OpenVCDImage( vlc_object_t * p_this, const char *psz_dev,
744 char *psz_vcdfile = NULL;
745 char *psz_cuefile = NULL;
749 /* Check if we are dealing with a .cue file */
750 p_pos = strrchr( psz_dev, '.' );
751 if( p_pos && !strcmp( p_pos, ".cue" ) )
753 psz_cuefile = strdup( psz_dev );
757 /* psz_dev must be the actual vcd file. Let's assume there's a .cue
758 * file with the same filename */
761 psz_cuefile = malloc( p_pos - psz_dev + 5 /* ".cue" */ );
762 strncpy( psz_cuefile, psz_dev, p_pos - psz_dev );
763 strcpy( psz_cuefile + (p_pos - psz_dev), ".cue");
767 psz_cuefile = malloc( strlen(psz_dev) + 5 /* ".cue" */ );
768 sprintf( psz_cuefile, "%s.cue", psz_dev );
772 /* Open the cue file and try to parse it */
773 msg_Dbg( p_this,"using .cue file: %s", psz_cuefile );
774 cuefile = fopen( psz_cuefile, "rt" );
775 if( cuefile && fscanf( cuefile, "FILE %c", line ) &&
776 fgets( line, 1024, cuefile ) )
778 p_pos = strchr( line, '"' );
783 /* Take care of path standardization */
784 if( *line != '/' && (p_pos = strrchr( psz_cuefile, '/' )) )
786 psz_vcdfile = malloc( strlen(line) +
787 (p_pos - psz_cuefile + 1) + 1 );
788 strncpy( psz_vcdfile, psz_cuefile, (p_pos - psz_cuefile + 1) );
789 strcpy( psz_vcdfile + (p_pos - psz_cuefile + 1), line );
791 else psz_vcdfile = strdup( line );
797 msg_Dbg( p_this,"using vcd image file: %s", psz_vcdfile );
798 p_vcddev->i_vcdimage_handle = open( psz_vcdfile,
799 O_RDONLY | O_NONBLOCK | O_BINARY );
800 i_ret = (p_vcddev->i_vcdimage_handle == -1) ? -1 : 0;
803 /* Try to parse the i_tracks and p_sectors info so we can just forget
804 * about the cuefile */
812 while( fgets( line, 1024, cuefile ) )
814 /* look for a TRACK line */
815 if( !sscanf( line, "%9s", psz_dummy ) ||
816 strcmp(psz_dummy, "TRACK") )
819 /* look for an INDEX line */
820 while( fgets( line, 1024, cuefile ) )
822 int i_min, i_sec, i_frame;
824 if( (sscanf( line, "%9s %2u %2u:%2u:%2u", psz_dummy, &i_num,
825 &i_min, &i_sec, &i_frame ) != 5) || (i_num != 1) )
829 p_sectors[i_tracks - 1] = MSF_TO_LBA(i_min, i_sec, i_frame);
830 msg_Dbg( p_this, "vcd track %i begins at sector:%i",
831 i_tracks - 1, p_sectors[i_tracks - 1] );
836 /* fill in the last entry */
837 p_sectors[i_tracks] = lseek(p_vcddev->i_vcdimage_handle, 0, SEEK_END)
839 msg_Dbg( p_this, "vcd track %i, begins at sector:%i",
840 i_tracks, p_sectors[i_tracks] );
841 p_vcddev->i_tracks = i_tracks;
842 p_vcddev->p_sectors = malloc( (i_tracks + 1) * sizeof(int) );
843 memcpy( p_vcddev->p_sectors, p_sectors, (i_tracks + 1) * sizeof(int) );
847 if( cuefile ) fclose( cuefile );
848 if( psz_cuefile ) free( psz_cuefile );
849 if( psz_vcdfile ) free( psz_vcdfile );
854 /****************************************************************************
855 * CloseVCDImage: closes a vcd image opened by OpenVCDImage
856 ****************************************************************************/
857 static void CloseVCDImage( vlc_object_t * p_this, vcddev_t *p_vcddev )
859 if( p_vcddev->i_vcdimage_handle != -1 )
860 close( p_vcddev->i_vcdimage_handle );
864 if( p_vcddev->p_sectors )
865 free( p_vcddev->p_sectors );
868 #if defined( SYS_DARWIN )
869 /****************************************************************************
870 * darwin_getTOC: get the TOC
871 ****************************************************************************/
872 static CDTOC *darwin_getTOC( vlc_object_t * p_this, const vcddev_t *p_vcddev )
878 io_iterator_t iterator;
879 io_registry_entry_t service;
880 CFMutableDictionaryRef properties;
883 /* get the device name */
884 if( ( psz_devname = strrchr( p_vcddev->psz_dev, '/') ) != NULL )
887 psz_devname = p_vcddev->psz_dev;
889 /* unraw the device name */
890 if( *psz_devname == 'r' )
893 /* get port for IOKit communication */
894 if( ( ret = IOMasterPort( MACH_PORT_NULL, &port ) ) != KERN_SUCCESS )
896 msg_Err( p_this, "IOMasterPort: 0x%08x", ret );
900 /* get service iterator for the device */
901 if( ( ret = IOServiceGetMatchingServices(
902 port, IOBSDNameMatching( port, 0, psz_devname ),
903 &iterator ) ) != KERN_SUCCESS )
905 msg_Err( p_this, "IOServiceGetMatchingServices: 0x%08x", ret );
910 service = IOIteratorNext( iterator );
911 IOObjectRelease( iterator );
913 /* search for kIOCDMediaClass */
914 while( service && !IOObjectConformsTo( service, kIOCDMediaClass ) )
916 if( ( ret = IORegistryEntryGetParentIterator( service,
917 kIOServicePlane, &iterator ) ) != KERN_SUCCESS )
919 msg_Err( p_this, "IORegistryEntryGetParentIterator: 0x%08x", ret );
920 IOObjectRelease( service );
924 IOObjectRelease( service );
925 service = IOIteratorNext( iterator );
926 IOObjectRelease( iterator );
929 if( service == NULL )
931 msg_Err( p_this, "search for kIOCDMediaClass came up empty" );
935 /* create a CF dictionary containing the TOC */
936 if( ( ret = IORegistryEntryCreateCFProperties( service, &properties,
937 kCFAllocatorDefault, kNilOptions ) ) != KERN_SUCCESS )
939 msg_Err( p_this, "IORegistryEntryCreateCFProperties: 0x%08x", ret );
940 IOObjectRelease( service );
944 /* get the TOC from the dictionary */
945 if( ( data = (CFDataRef) CFDictionaryGetValue( properties,
946 CFSTR(kIOCDMediaTOCKey) ) ) != NULL )
951 buf_len = CFDataGetLength( data ) + 1;
952 range = CFRangeMake( 0, buf_len );
954 if( ( pTOC = (CDTOC *)malloc( buf_len ) ) != NULL )
956 CFDataGetBytes( data, range, (u_char *)pTOC );
961 msg_Err( p_this, "CFDictionaryGetValue failed" );
964 CFRelease( properties );
965 IOObjectRelease( service );
970 /****************************************************************************
971 * darwin_getNumberOfDescriptors: get number of descriptors in TOC
972 ****************************************************************************/
973 static int darwin_getNumberOfDescriptors( CDTOC *pTOC )
978 i_descriptors = pTOC->length;
980 /* remove the first and last session */
981 i_descriptors -= ( sizeof(pTOC->sessionFirst) +
982 sizeof(pTOC->sessionLast) );
984 /* divide the length by the size of a single descriptor */
985 i_descriptors /= sizeof(CDTOCDescriptor);
987 return( i_descriptors );
990 /****************************************************************************
991 * darwin_getNumberOfTracks: get number of tracks in TOC
992 ****************************************************************************/
993 static int darwin_getNumberOfTracks( CDTOC *pTOC, int i_descriptors )
997 CDTOCDescriptor *pTrackDescriptors;
999 pTrackDescriptors = pTOC->descriptors;
1001 for( i = i_descriptors; i >= 0; i-- )
1003 track = pTrackDescriptors[i].point;
1005 if( track > CD_MAX_TRACK_NO || track < CD_MIN_TRACK_NO )
1013 #endif /* SYS_DARWIN */
1015 #if defined( WIN32 )
1016 /*****************************************************************************
1017 * win32_vcd_open: open vcd drive
1018 *****************************************************************************
1019 * Load and use aspi if it is available, otherwise use IOCTLs on WinNT/2K/XP.
1020 *****************************************************************************/
1021 static int win32_vcd_open( vlc_object_t * p_this, const char *psz_dev,
1022 vcddev_t *p_vcddev )
1024 /* Initializations */
1025 p_vcddev->h_device_handle = NULL;
1026 p_vcddev->i_sid = 0;
1027 p_vcddev->hASPI = 0;
1028 p_vcddev->lpSendCommand = 0;
1032 char psz_win32_drive[7];
1034 msg_Dbg( p_this, "using winNT/2K/XP ioctl layer" );
1036 sprintf( psz_win32_drive, "\\\\.\\%c:", psz_dev[0] );
1038 p_vcddev->h_device_handle = CreateFile( psz_win32_drive, GENERIC_READ,
1039 FILE_SHARE_READ | FILE_SHARE_WRITE,
1040 NULL, OPEN_EXISTING,
1041 FILE_FLAG_NO_BUFFERING |
1042 FILE_FLAG_RANDOM_ACCESS, NULL );
1043 return (p_vcddev->h_device_handle == NULL) ? -1 : 0;
1047 HMODULE hASPI = NULL;
1048 long (*lpGetSupport)( void ) = NULL;
1049 long (*lpSendCommand)( void* ) = NULL;
1050 DWORD dwSupportInfo;
1051 int i, j, i_hostadapters;
1052 char c_drive = psz_dev[0];
1054 hASPI = LoadLibrary( "wnaspi32.dll" );
1057 (FARPROC) lpGetSupport = GetProcAddress( hASPI,
1058 "GetASPI32SupportInfo" );
1059 (FARPROC) lpSendCommand = GetProcAddress( hASPI,
1060 "SendASPI32Command" );
1063 if( hASPI == NULL || lpGetSupport == NULL || lpSendCommand == NULL )
1066 "unable to load aspi or get aspi function pointers" );
1067 if( hASPI ) FreeLibrary( hASPI );
1071 /* ASPI support seems to be there */
1073 dwSupportInfo = lpGetSupport();
1075 if( HIBYTE( LOWORD ( dwSupportInfo ) ) == SS_NO_ADAPTERS )
1077 msg_Dbg( p_this, "no host adapters found (aspi)" );
1078 FreeLibrary( hASPI );
1082 if( HIBYTE( LOWORD ( dwSupportInfo ) ) != SS_COMP )
1084 msg_Dbg( p_this, "unable to initalize aspi layer" );
1085 FreeLibrary( hASPI );
1089 i_hostadapters = LOBYTE( LOWORD( dwSupportInfo ) );
1090 if( i_hostadapters == 0 )
1092 FreeLibrary( hASPI );
1096 c_drive = c_drive > 'Z' ? c_drive - 'a' : c_drive - 'A';
1098 for( i = 0; i < i_hostadapters; i++ )
1100 for( j = 0; j < 15; j++ )
1102 struct SRB_GetDiskInfo srbDiskInfo;
1104 srbDiskInfo.SRB_Cmd = SC_GET_DISK_INFO;
1105 srbDiskInfo.SRB_HaId = i;
1106 srbDiskInfo.SRB_Flags = 0;
1107 srbDiskInfo.SRB_Hdr_Rsvd = 0;
1108 srbDiskInfo.SRB_Target = j;
1109 srbDiskInfo.SRB_Lun = 0;
1111 lpSendCommand( (void*) &srbDiskInfo );
1113 if( (srbDiskInfo.SRB_Status == SS_COMP) &&
1114 (srbDiskInfo.SRB_Int13HDriveInfo == c_drive) )
1116 /* Make sure this is a cdrom device */
1117 struct SRB_GDEVBlock srbGDEVBlock;
1119 memset( &srbGDEVBlock, 0, sizeof(struct SRB_GDEVBlock) );
1120 srbGDEVBlock.SRB_Cmd = SC_GET_DEV_TYPE;
1121 srbGDEVBlock.SRB_HaId = i;
1122 srbGDEVBlock.SRB_Target = j;
1124 lpSendCommand( (void*) &srbGDEVBlock );
1126 if( ( srbGDEVBlock.SRB_Status == SS_COMP ) &&
1127 ( srbGDEVBlock.SRB_DeviceType == DTYPE_CDROM ) )
1129 p_vcddev->i_sid = MAKEWORD( i, j );
1130 p_vcddev->hASPI = (long)hASPI;
1131 p_vcddev->lpSendCommand = lpSendCommand;
1132 msg_Dbg( p_this, "using aspi layer" );
1138 FreeLibrary( hASPI );
1139 msg_Dbg( p_this, "%s: is not a cdrom drive",
1147 FreeLibrary( hASPI );
1148 msg_Dbg( p_this, "unable to get haid and target (aspi)" );