e14743d1 |
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 |