152 lines
4.3 KiB
C
152 lines
4.3 KiB
C
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/*******************************Module*Header*********************************\
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* Module Name: cdio.h
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*
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* Media Control Architecture Redbook CD Audio Driver
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*
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* Created:
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* Author:
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*
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* History:
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*
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* Internal data structures
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*
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* Copyright (c) 1990-1997 Microsoft Corporation
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*
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\****************************************************************************/
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#include <devioctl.h>
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#include <ntddcdrm.h>
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//
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// define types
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//
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typedef redbook MSF; // minutes, seconds, frames.
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#define ANSI_NAME_SIZE 32 // device name size
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#define IS_DATA_TRACK 0x04 // Flag for track control byte - defines type of
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// track = bit = 0 => audio, bit = 1 => data
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//
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// Private structures
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//
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typedef struct _TRACK_INFO {
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UCHAR TrackNumber; // Track number read from TOC
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MSF msfStart; // Track start MSF from TOC
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UCHAR Ctrl; // Track control byte (defined by SCSI2)
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} TRACK_INFO, *LPTRACK_INFO;
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//
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// Information about a single device and any disk in it
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//
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typedef struct _CD_INFO {
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HANDLE DeviceCritSec; // The device critical section
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TCHAR cDrive; // The device disc letter
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HANDLE hDevice; // Handle to an open device
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int NumberOfUsers; // Support multiple opens
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BOOL bTOCValid; // TOC info is valid
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UCHAR FirstTrack;
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UCHAR LastTrack;
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MSF msfEnd; // Address of the end of the disk
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MSF leadout; // Address of the real of the disk
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UCHAR fPrevStatus; // fixes Audio Status bug !
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MSF fPrevSeekTime; // Store away previous seek time
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UCHAR VolChannels[4]; // Store away volume channels
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TRACK_INFO Track[MAXIMUM_NUMBER_TRACKS];
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} CDINFO, *LPCDINFO;
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typedef LPCDINFO HCD; // handle to a CD device driver
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// (in cdio.c)
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//
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// Global data
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//
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int NumDrives; // The number of drives
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CDINFO CdInfo[MCIRBOOK_MAX_DRIVES]; // Data on each drive
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//
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// Device functions
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//
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int CdGetNumDrives(void);
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BOOL CdOpen(int Drive);
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BOOL CdClose(HCD hCD);
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BOOL CdReload(LPCDINFO lpInfo);
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BOOL CdReady(HCD hCD);
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BOOL CdPlay(HCD hCD, MSF msfStart, MSF msfEnd);
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BOOL CdSeek(HCD hCD, MSF msf, BOOL fForceAudio);
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MSF CdTrackStart(HCD hCD, UCHAR Track);
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MSF CdTrackLength(HCD hCD, UCHAR Track);
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int CdTrackType(HCD hCD, UCHAR Track);
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BOOL CdPosition(HCD hCD, MSF *tracktime, MSF *disktime);
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MSF CdDiskEnd(HCD hCD);
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MSF CdDiskLength(HCD hCD);
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DWORD CdStatus(HCD hCD);
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BOOL CdEject(HCD hCD);
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BOOL CdPause(HCD hCD);
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BOOL CdResume(HCD hCD);
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BOOL CdStop(HCD hCD);
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BOOL CdSetVolumeAll(HCD hCD, UCHAR Volume);
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BOOL CdSetVolume(HCD hCD, int Channel, UCHAR Volume);
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BOOL CdCloseTray(HCD hCD);
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int CdNumTracks(HCD hCD);
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BOOL CdTrayClosed(HCD hCD);
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DWORD CdDiskID(HCD hCD);
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BOOL CdDiskUPC(HCD hCD, LPTSTR upc);
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BOOL CdGetDrive(LPCTSTR lpstrDeviceName, DID * pdid);
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BOOL CdStatusTrackPos(HCD hCD, DWORD * pStatus,
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MSF * pTrackTime, MSF * pDiscTime);
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void
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EnterCrit(
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HANDLE hMutex
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);
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void
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LeaveCrit(
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HANDLE hMutex
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);
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/***************************************************************************
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DEBUGGING SUPPORT
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***************************************************************************/
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#if DBG
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#define STATICFN
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#define STATICDT
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extern void mcicdaDbgOut(LPSTR lpszFormat, ...);
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extern void mcicdaSetDebugLevel(int level);
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int DebugLevel;
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#define dprintf( _x_ ) mcicdaDbgOut _x_
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#define dprintf1( _x_ ) if (DebugLevel >= 1) mcicdaDbgOut _x_
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#define dprintf2( _x_ ) if (DebugLevel >= 2) mcicdaDbgOut _x_
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#define dprintf3( _x_ ) if (DebugLevel >= 3) mcicdaDbgOut _x_
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#define dprintf4( _x_ ) if (DebugLevel >= 4) mcicdaDbgOut _x_
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#else
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#define STATICFN
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#define STATICDT static
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#define dprintf(x)
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#define dprintf1(x)
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#define dprintf2(x)
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#define dprintf3(x)
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#define dprintf4(x)
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#endif
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