/cdex1/tags/cdex_130_b1/cdexos/MCI_CD.cpp

/*
** Copyright (C) 1999 Albert L. Faber
**  
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
** 
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
** 
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software 
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/


#include "StdAfx.h"
#include "MCI_CD.h"
#include "Config.h"
#include <mmsystem.h>


static BOOL gs_bDebug=::GetPrivateProfileInt("Debug","DebugMCITOC",FALSE,"CDex.ini");


// if (quickbuf[5+j*8] & 4) vDataTrack[i] = 1; else vDataTrack[i] = 0;

/*	if (nHighest > 2) {
	    if (vDataTrack[nHighest] && !vDataTrack[nHighest-1]) {
			bool done = false;
            int thisdrive = Form8->ComboBox2->ItemIndex;
 			j = vStopSector[1];
            if ((unsigned char)cdromunits[thisdrive] != 0xFF) done = ANALOGGetLastAudioTrackLenght(cdromunits[thisdrive],nHighest - 1, j);
			i = 0;
            while (!done && i < 27) {
	 			j = vStopSector[1];
    	        if (((unsigned char)cdromunits[i] != 0xFF) && i != thisdrive) done = ANALOGGetLastAudioTrackLenght(cdromunits[i],nHighest - 1, j);
                i++;
            }
        	if (done) {
            	vStopSector[nHighest-1] = vStartSector[nHighest-1]+j;
                multimediadisc = vStopSector[nHighest-1];
            }
        }
    } */



static BOOL GetMCILastudioTrackLenght(char chDriveLetter,int tracknumber, int &tracklength)
{
	MCI_INFO_PARMS sMCIInfo;
	char szMCIReturnString[80];
	MCI_OPEN_PARMS sMCIOpen;
    MCI_STATUS_PARMS mciStatusParms;
	char zDevice[4];
    DWORD nErr;
    int firsttracklength;

	// Create device string
    sprintf(zDevice, "%c:",chDriveLetter);

	// Set MCI open parameters
    sMCIOpen.lpstrDeviceType = (LPCSTR) MCI_DEVTYPE_CD_AUDIO;
    sMCIOpen.lpstrElementName = zDevice;

	// Try to open the device
    nErr = mciSendCommand(NULL, MCI_OPEN, MCI_OPEN_TYPE | MCI_OPEN_SHAREABLE | MCI_OPEN_TYPE_ID | MCI_OPEN_ELEMENT,(DWORD)&sMCIOpen);
    
	if (nErr) 
		return false;

    sMCIInfo.lpstrReturn = szMCIReturnString;
	sMCIInfo.dwRetSize = 79;
    mciStatusParms.dwItem = MCI_STATUS_POSITION;
//    mciStatusParms.dwTrack = 2;
	mciStatusParms.dwTrack = tracknumber;

    if (mciSendCommand(sMCIOpen.wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_TRACK, (DWORD)&mciStatusParms))
		goto errorjumpout;

    firsttracklength = (DWORD)MCI_MSF_MINUTE(mciStatusParms.dwReturn) * 4500 +
				       (DWORD)MCI_MSF_SECOND(mciStatusParms.dwReturn) * 75 +
				   	   (DWORD)MCI_MSF_FRAME(mciStatusParms.dwReturn)-151;
    
	if (firsttracklength != tracklength)
		goto errorjumpout;

	mciStatusParms.dwItem = MCI_STATUS_LENGTH;

	if (mciSendCommand(sMCIOpen.wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_TRACK,(DWORD)&mciStatusParms)) 
		goto errorjumpout;

	tracklength = (DWORD)MCI_MSF_MINUTE(mciStatusParms.dwReturn) * 4500 +
					 (DWORD)MCI_MSF_SECOND(mciStatusParms.dwReturn) * 75 +
					 (DWORD)MCI_MSF_FRAME(mciStatusParms.dwReturn);

    mciSendCommand(sMCIOpen.wDeviceID, MCI_CLOSE, MCI_WAIT, NULL);
    return true;
errorjumpout:
	mciSendCommand(sMCIOpen.wDeviceID, MCI_CLOSE, 0, NULL);
	return false;
}


//---------------------------------------------------------------------------
short MCIGetDiskInfo(	char	chDriveLetter,
							int&	nHighest,
							LPINT	vStartSector,
							LPINT	vStopSector,
							DWORD&	dwTotalTime,
							DWORD&	dwDiscID
							)
{
	int					i;
	short				vDataTrack[100];
	MCI_INFO_PARMS		sMCIInfo;
	char				szMCIReturnString[80];
	MCI_OPEN_PARMS		sMCIOpen;
    MCI_STATUS_PARMS	mciStatusParms;
	char				zDevice[4];
    DWORD				nErr;

    sprintf(zDevice, "%c:",chDriveLetter);
    sMCIOpen.lpstrDeviceType = (LPCSTR)MCI_DEVTYPE_CD_AUDIO;
    sMCIOpen.lpstrElementName = zDevice;

	memset(vStartSector,0x00,101*sizeof(INT));
	memset(vStopSector,0x00,101*sizeof(INT));

	// Try to open the device
    nErr = mciSendCommand(NULL,MCI_OPEN,MCI_OPEN_TYPE|MCI_OPEN_SHAREABLE|MCI_OPEN_TYPE_ID|MCI_OPEN_ELEMENT,(DWORD)&sMCIOpen);
    if (nErr)
    {
        nErr = mciSendCommand(NULL, MCI_OPEN, MCI_OPEN_TYPE | MCI_OPEN_TYPE_ID | MCI_OPEN_ELEMENT,(DWORD)&sMCIOpen);
	    if (nErr)
		{
		    char zError[256];
            mciGetErrorString(nErr, zError, 255);
			if (gs_bDebug) DebugPrintf(zError); 
        }
    }

    sMCIInfo.lpstrReturn = szMCIReturnString;
	sMCIInfo.dwRetSize = 79;
    mciStatusParms.dwItem = MCI_STATUS_NUMBER_OF_TRACKS;

    if (mciSendCommand(sMCIOpen.wDeviceID, MCI_STATUS, MCI_STATUS_ITEM, (DWORD)(LPVOID) &mciStatusParms))
	{
        mciSendCommand(sMCIOpen.wDeviceID, MCI_CLOSE, 0, NULL);
		return 0;
    }

    nHighest = (BYTE)mciStatusParms.dwReturn;

//    DWORD dwTime=GetTickCount();

	for(i = 0; i < nHighest; i++)
	{
//		DebugPrintf("A %d",GetTickCount()-dwTime);

        mciStatusParms.dwItem = MCI_STATUS_POSITION;
		mciStatusParms.dwTrack = i+1;

		// Open the device
        if (mciSendCommand(sMCIOpen.wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_TRACK, (DWORD)(LPVOID) &mciStatusParms))
		{
			mciSendCommand(sMCIOpen.wDeviceID, MCI_CLOSE, 0, NULL);
            return 0;
        }

//		DebugPrintf("B %d",GetTickCount()-dwTime);

        vStartSector[i] = (DWORD)MCI_MSF_MINUTE(mciStatusParms.dwReturn) * 4500 +
				   	  (DWORD)MCI_MSF_SECOND(mciStatusParms.dwReturn) * 75 +
				   	  (DWORD)MCI_MSF_FRAME(mciStatusParms.dwReturn)-150;
        int nMin=MCI_MSF_MINUTE(mciStatusParms.dwReturn);
        int nSec=MCI_MSF_SECOND(mciStatusParms.dwReturn);
        int nFrm=MCI_MSF_FRAME(mciStatusParms.dwReturn);

		mciStatusParms.dwItem = MCI_STATUS_LENGTH;
		mciStatusParms.dwTrack = i+1;

		if (mciSendCommand(sMCIOpen.wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_TRACK,(DWORD)&mciStatusParms)) 
		{
			mciSendCommand(sMCIOpen.wDeviceID, MCI_CLOSE, 0, NULL);
            return 0;
		}

//		DebugPrintf("C %d",GetTickCount()-dwTime);

        vStopSector[i] = (DWORD)MCI_MSF_MINUTE(mciStatusParms.dwReturn) * 4500 +
				   	  (DWORD)MCI_MSF_SECOND(mciStatusParms.dwReturn) * 75 +
				   	  (DWORD)MCI_MSF_FRAME(mciStatusParms.dwReturn)-1;

		vStopSector[i]+=vStartSector[i];

//		if (i > 0)
//			vStopSector[i-1] = vStartSector[i] - 1;

	    mciStatusParms.dwItem = MCI_CDA_STATUS_TYPE_TRACK;
    	mciStatusParms.dwTrack = i;
    	mciSendCommand (sMCIOpen.wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_TRACK | MCI_WAIT, (DWORD)(LPVOID)&mciStatusParms);

//		DebugPrintf("D %d",GetTickCount()-dwTime);

		if (mciStatusParms.dwReturn != MCI_CDA_TRACK_AUDIO)
		{
			vDataTrack[i] = 1;
			if (gs_bDebug) DebugPrintf("Track %d is not an Audio Track",i+1);
		}
		else
		{
			vDataTrack[i] = 0;
		}
    }

//	mciStatusParms.dwItem = MCI_STATUS_LENGTH;
//	mciStatusParms.dwTrack = nHighest;

	// Open the MCI device
//	if (mciSendCommand(sMCIOpen.wDeviceID, MCI_STATUS, MCI_STATUS_ITEM|MCI_TRACK, (DWORD)&mciStatusParms))
//	{
//		mciSendCommand(sMCIOpen.wDeviceID, MCI_CLOSE, 0, NULL);
//		return 0;
//	}

//	vStopSector[nHighest] = vStartSector[nHighest] +(DWORD)MCI_MSF_MINUTE(mciStatusParms.dwReturn) * 4500 +
//					 (DWORD)MCI_MSF_SECOND(mciStatusParms.dwReturn) * 75 +
//					 (DWORD)MCI_MSF_FRAME(mciStatusParms.dwReturn) - vStopSector[0];
	if (nHighest>0)
	{
		vStartSector[nHighest]=vStopSector[nHighest-1]+2;
		vStopSector[nHighest]=150;
	}

	// Set total time
    dwTotalTime = vStartSector[nHighest];

	// Get volume information
    GetVolumeInformation (zDevice,NULL,0,&dwDiscID,NULL,NULL,NULL,0);

    sMCIInfo.lpstrReturn = szMCIReturnString;
	sMCIInfo.dwRetSize = 79;

	// Get the CDPlayer string from the MCI device
    nErr = mciSendCommand (sMCIOpen.wDeviceID, MCI_INFO, MCI_INFO_MEDIA_IDENTITY | MCI_WAIT,(DWORD)&sMCIInfo);
    if (!nErr)
	{
		dwDiscID=atol(sMCIInfo.lpstrReturn);
    	if (gs_bDebug) DebugPrintf("Decimal disc ID %d",dwDiscID);
	}

	// Close MCI device
    mciSendCommand(sMCIOpen.wDeviceID, MCI_CLOSE, MCI_WAIT, NULL);

    return 0x0100;
}


BOOL GetMCIToc(int vStartSector[101],int vStopSector[101],int& nTocEntries,DWORD& dwVolumeID)
{
	BOOL	bFound=FALSE;
	int		vASPIStartSector[101];
	int		i;

   	if (gs_bDebug) DebugPrintf("Entering GetMCIToc");

	if (nTocEntries==0)
		return FALSE;

	// Initialze nTocEntries;
	nTocEntries=0;

	// Make a copy of the original start sectors
	memcpy(vASPIStartSector,vStartSector,sizeof(vASPIStartSector));

	// Loop through all CDROM devices
	for (char chDrive='C';(chDrive<='Z') && (bFound==FALSE);chDrive++)
	{
		// Construct root directory drive letter
		CString strRoot = CString(chDrive) + ":\\";

		// Get logical drive number
		UINT lDrive = GetDriveType(strRoot);

		// Check if this is a CDROM-DRIVE
		if (lDrive == DRIVE_CDROM)
		{
			DWORD dwTotalTime=0;
			DWORD dwVolID=0;
			int	nHighest=0;

			if (gs_bDebug) DebugPrintf("CD-DRIVE %c is a CDROM device",chDrive);

			if (MCIGetDiskInfo(chDrive,nHighest,vStartSector,vStopSector,dwTotalTime,dwVolID))
			{
				int nLastTrackLength=0;
//				BOOL bRet=GetMCILastudioTrackLenght(chDrive,nHighest,nLastTrackLength);

				// Check if this is the one we searched for
				if ( 
					( (vASPIStartSector[1]==vStartSector[1]) ||
					  (vASPIStartSector[1]==vStartSector[1]+11250) ))
//				if (vASPIStartSector[1]==vStartSector[1])
				{
					if (gs_bDebug) DebugPrintf("Found matching TOC for drive %c Tracks from %d to %d",chDrive,0,nHighest);
					bFound=TRUE;
					dwVolumeID=dwVolID;
					if (gs_bDebug) DebugPrintf("Found matching TOC for drive %c ",chDrive);
					for (i=0;i<=nHighest;i++)
					{
    					if (gs_bDebug) DebugPrintf("Track %d: Start %d Stop %d",i+1,vStartSector[i],vStopSector[i]);
						
					}
    				if (gs_bDebug) DebugPrintf("Total Lenght: %d",dwTotalTime);
					if (gs_bDebug) DebugPrintf("Disc ID: %08X",dwVolumeID);
					nTocEntries=nHighest;
					if (gs_bDebug) DebugPrintf("NumTOC Entries is : %d",nTocEntries);
				} 
			}
		}
	}


   	if (gs_bDebug) DebugPrintf("Leaving GetMCIToc");

	return bFound;
}


/*

int GetAnalogDiskInfo(char chDriveLetter)
{
	int i;
	int	nLowest=0;
	int	nHighest=0;

	int vStartSector[101],vStopSector[101];
	DWORD dwTotalTime=0;
	DWORD dwDiscID=0;

    if (MCIGetDiskInfo(	chDriveLetter,
							nLowest,nHighest,vStartSector,vStopSector,dwTotalTime,dwDiscID))
	{
	    for (i=nLowest;i<=nHighest;i++)
		{
    		if (gs_bDebug) DebugPrintf("Track %d: Start %d",i,vStartSector[i]);
			
	    }
    	if (gs_bDebug) DebugPrintf("Total Lenght: %d",dwTotalTime);
        if (gs_bDebug) DebugPrintf("Disc ID: %08X",dwDiscID);
    } else {
    	if (!nLowest) if (gs_bDebug) DebugPrintf("Usage: TOC <CD-ROM driveletter>");
        else if (gs_bDebug) DebugPrintf("No disc inserted or disc in use by other program");
    }
	return 0;
}
//---------------------------------------------------------------------------

*/