1 /* 2 SDL - Simple DirectMedia Layer 3 Copyright (C) 1997-2004 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 141