| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 Sam Lantinga |
| 4 | |
| 5 | This library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Library General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2 of the License, or (at your option) any later version. |
| 9 | |
| 10 | This library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Library General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Library General Public |
| 16 | License along with this library; if not, write to the Free |
| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | |
| 19 | Sam Lantinga |
| 20 | slouken@libsdl.org |
| 21 | */ |
| 22 | #include "SDL_config.h" |
| 23 | |
| 24 | /* This is the MacOS specific header for the SDL CD-ROM API |
| 25 | Contributed by Matt Slot |
| 26 | */ |
| 27 | |
| 28 | /* AppleCD Control calls */ |
| 29 | #define kVerifyTheDisc 5 /* Returns noErr if there is disc inserted */ |
| 30 | #define kEjectTheDisc 7 /* Eject disc from drive */ |
| 31 | #define kUserEject 80 /* Enable/disable the CD-ROM eject button */ |
| 32 | #define kReadTOC 100 /* Extract various TOC information from the disc */ |
| 33 | #define kReadQ 101 /* Extract Q subcode info for the current track */ |
| 34 | #define kAudioTrackSearch 103 /* Start playback from the indicated position */ |
| 35 | #define kAudioPlay 104 /* Start playback from the indicated position */ |
| 36 | #define kAudioPause 105 /* Pause/continue the playback */ |
| 37 | #define kAudioStop 106 /* Stop playback at the indicated position */ |
| 38 | #define kAudioStatus 107 /* Return audio play status */ |
| 39 | #define kAudioControl 109 /* Set the output volume for the audio channels */ |
| 40 | #define kReadAudioVolume 112 /* Get the output volume for the audio channels */ |
| 41 | #define kSetTrackList 122 /* Set the track program for the audio CD to play */ |
| 42 | #define kGetTrackList 123 /* Get the track program the audio CD is playing */ |
| 43 | #define kGetTrackIndex 124 /* Get the track index the audio CD is playing */ |
| 44 | #define kSetPlayMode 125 /* Set the audio tracks play mode */ |
| 45 | #define kGetPlayMode 126 /* Get the audio tracks play mode */ |
| 46 | |
| 47 | /* AppleCD Status calls */ |
| 48 | #define kGetDriveType 96 /* Get the type of the physical CD-ROM drive */ |
| 49 | #define kWhoIsThere 97 /* Get a bitmap of SCSI IDs the driver controls */ |
| 50 | #define kGetBlockSize 98 /* Get current block size of the CD-ROM drive */ |
| 51 | |
| 52 | /* AppleCD other constants */ |
| 53 | #define kBlockPosition 0 /* Position at the specified logical block number */ |
| 54 | #define kAbsMSFPosition 1 /* Position at the specified Min/Sec/Frame (in BCD) */ |
| 55 | #define kTrackPosition 2 /* Position at the specified track number (in BCD) */ |
| 56 | #define kIndexPosition 3 /* Position at the nth track in program (in BCD) */ |
| 57 | |
| 58 | #define kMutedPlayMode 0 /* Play the audio track with no output */ |
| 59 | #define kStereoPlayMode 9 /* Play the audio track in normal stereo */ |
| 60 | |
| 61 | #define kControlFieldMask 0x0D /* Bits 3,2,0 in the nibble */ |
| 62 | #define kDataTrackMask 0x04 /* Indicates Data Track */ |
| 63 | |
| 64 | #define kGetTrackRange 1 /* Query TOC for track numbers */ |
| 65 | #define kGetLeadOutArea 2 /* Query TOC for "Lead Out" end of audio data */ |
| 66 | #define kGetTrackEntries 3 /* Query TOC for track starts and data types */ |
| 67 | |
| 68 | #define kStatusPlaying 0 /* Audio Play operation in progress */ |
| 69 | #define kStatusPaused 1 /* CD-ROM device in Hold Track ("Pause") state */ |
| 70 | #define kStatusMuted 2 /* MUTING-ON operation in progress */ |
| 71 | #define kStatusDone 3 /* Audio Play completed */ |
| 72 | #define kStatusError 4 /* Error occurred during audio play operation */ |
| 73 | #define kStatusStopped 5 /* Audio play operation not requested */ |
| 74 | |
| 75 | #define kPlayModeSequential 0 /* Play tracks in order */ |
| 76 | #define kPlayModeShuffled 1 /* Play tracks randomly */ |
| 77 | #define kPlayModeProgrammed 2 /* Use custom playlist */ |
| 78 | |
| 79 | /* AppleCD Gestalt selectors */ |
| 80 | #define kGestaltAudioCDSelector 'aucd' |
| 81 | #define kDriverVersion52 0x00000520 |
| 82 | #define kDriverVersion51 0x00000510 |
| 83 | #define kDriverVersion50 0x00000500 |
| 84 | |
| 85 | /* Drive type constants */ |
| 86 | #define kDriveAppleCD_SC 1 |
| 87 | #define kDriveAppleCD_SCPlus_or_150 2 |
| 88 | #define kDriveAppleCD_300_or_300Plus 3 |
| 89 | |
| 90 | /* Misc constants */ |
| 91 | #define kFirstSCSIDevice -33 |
| 92 | #define kLastSCSIDevice -40 |
| 93 | |
| 94 | #if PRAGMA_STRUCT_ALIGN |
| 95 | #pragma options align=mac68k |
| 96 | #endif |
| 97 | |
| 98 | /* AppleCD driver parameter block */ |
| 99 | typedef struct CDCntrlParam { |
| 100 | QElemPtr qLink; |
| 101 | short qType; |
| 102 | short ioTrap; |
| 103 | Ptr ioCmdAddr; |
| 104 | IOCompletionUPP ioCompletion; |
| 105 | OSErr ioResult; |
| 106 | StringPtr ioNamePtr; |
| 107 | short ioVRefNum; |
| 108 | short ioCRefNum; |
| 109 | short csCode; |
| 110 | |
| 111 | union { |
| 112 | long longs[6]; |
| 113 | short words[11]; |
| 114 | unsigned char bytes[22]; |
| 115 | struct { |
| 116 | unsigned char status; |
| 117 | unsigned char play; |
| 118 | unsigned char control; |
| 119 | unsigned char minute; |
| 120 | unsigned char second; |
| 121 | unsigned char frame; |
| 122 | } cd; |
| 123 | } csParam; |
| 124 | |
| 125 | } CDCntrlParam, *CDCntrlParamPtr; |
| 126 | |
| 127 | typedef union CDTrackData { |
| 128 | long value; /* Treat as a longword value */ |
| 129 | struct { |
| 130 | unsigned char reserved : 4; /* Unused by AppleCD driver */ |
| 131 | unsigned char control : 4; /* Track flags (data track?) */ |
| 132 | unsigned char min; /* Start of track (BCD) */ |
| 133 | unsigned char sec; /* Start of track (BCD) */ |
| 134 | unsigned char frame; /* Start of track (BCD) */ |
| 135 | } entry; /* Broken into fields */ |
| 136 | } CDTrackData, *CDTrackPtr; |
| 137 | |
| 138 | #if PRAGMA_STRUCT_ALIGN |
| 139 | #pragma options align=reset |
| 140 | #endif |