616 lines
17 KiB
C
616 lines
17 KiB
C
|
|
/****************************************************************************
|
|
|
|
MODULE: RIFF.CPP
|
|
Tab settings: Every 4 spaces
|
|
|
|
Copyright 1996, Microsoft Corporation, All Rights Reserved.
|
|
|
|
PURPOSE: Classes for reading and writing RIFF files
|
|
|
|
CLASSES:
|
|
CRIFFFile Encapsulates common RIFF file functionality
|
|
|
|
Author(s): Name:
|
|
---------- ----------------
|
|
DMS Daniel M. Sangster
|
|
|
|
Revision History:
|
|
-----------------
|
|
Version Date Author Comments
|
|
1.0 25-Jul-96 DMS Created
|
|
|
|
COMMENTS:
|
|
****************************************************************************/
|
|
#include "dinputpr.h"
|
|
#define sqfl sqflDev
|
|
|
|
|
|
/*
|
|
* This function converts MMIO errors to HRESULTS
|
|
*/
|
|
HRESULT INLINE hresMMIO(UINT mmioErr)
|
|
{
|
|
switch(mmioErr)
|
|
{
|
|
case 0x0: return S_OK;
|
|
case MMIOERR_FILENOTFOUND: return hresLe(ERROR_FILE_NOT_FOUND);/* file not found */
|
|
case MMIOERR_OUTOFMEMORY: return hresLe(ERROR_OUTOFMEMORY); /* out of memory */
|
|
case MMIOERR_CANNOTOPEN: return hresLe(ERROR_OPEN_FAILED); /* cannot open */
|
|
case MMIOERR_CANNOTCLOSE: return S_FALSE; /* cannot close */
|
|
case MMIOERR_CANNOTREAD: return hresLe(ERROR_READ_FAULT); /* cannot read */
|
|
case MMIOERR_CANNOTWRITE: return hresLe(ERROR_WRITE_FAULT); /* cannot write */
|
|
case MMIOERR_CANNOTSEEK: return hresLe(ERROR_SEEK); /* cannot seek */
|
|
case MMIOERR_CANNOTEXPAND: return hresLe(ERROR_SEEK); /* cannot expand file */
|
|
case MMIOERR_CHUNKNOTFOUND: return hresLe(ERROR_SECTOR_NOT_FOUND); /* chunk not found */
|
|
case MMIOERR_UNBUFFERED: return E_FAIL;
|
|
case MMIOERR_PATHNOTFOUND: return hresLe(ERROR_PATH_NOT_FOUND);/* path incorrect */
|
|
case MMIOERR_ACCESSDENIED: return hresLe(ERROR_ACCESS_DENIED); /* file was protected */
|
|
case MMIOERR_SHARINGVIOLATION: return hresLe(ERROR_SHARING_VIOLATION); /* file in use */
|
|
case MMIOERR_NETWORKERROR: return hresLe(ERROR_UNEXP_NET_ERR); /* network not responding */
|
|
case MMIOERR_TOOMANYOPENFILES: return hresLe(ERROR_TOO_MANY_OPEN_FILES); /* no more file handles */
|
|
case MMIOERR_INVALIDFILE: return hresLe(ERROR_BAD_FORMAT); /* default error file error */
|
|
default: return E_FAIL;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
HRESULT INLINE RIFF_Ascend(HMMIO hmmio, LPMMCKINFO lpmmckinfo)
|
|
{
|
|
return hresMMIO( mmioAscend(hmmio, lpmmckinfo, 0) );
|
|
}
|
|
|
|
HRESULT INLINE RIFF_Descend(HMMIO hmmio, LPMMCKINFO lpmmckinfo, LPMMCKINFO lpmmckinfoParent, UINT nFlags)
|
|
{
|
|
return hresMMIO(mmioDescend(hmmio, lpmmckinfo, lpmmckinfoParent, nFlags));
|
|
}
|
|
|
|
HRESULT INLINE RIFF_CreateChunk(HMMIO hmmio, LPMMCKINFO lpmmckinfo, UINT nFlags)
|
|
{
|
|
// set cksize to zero to overcome a bug in release version of mmioAscend
|
|
// which does not correctly write back the size of the chunk
|
|
lpmmckinfo->cksize = 0;
|
|
|
|
return hresMMIO(mmioCreateChunk(hmmio, lpmmckinfo, nFlags));
|
|
}
|
|
|
|
|
|
HRESULT INLINE RIFF_Read(HMMIO hmmio, LPVOID pBuf, LONG nCount)
|
|
{
|
|
return (nCount == mmioRead(hmmio, (char*)pBuf, nCount)) ? S_OK: hresLe(ERROR_READ_FAULT);
|
|
}
|
|
|
|
HRESULT INLINE RIFF_Write(HMMIO hmmio, const LPVOID pBuf, LONG nCount)
|
|
{
|
|
return ( nCount == mmioWrite(hmmio, (char*)pBuf, nCount)) ? S_OK : hresLe(ERROR_WRITE_FAULT);
|
|
}
|
|
|
|
HRESULT RIFF_Close(HMMIO hmmio, UINT nFlags)
|
|
{
|
|
return hresMMIO(mmioClose(hmmio, nFlags));
|
|
}
|
|
|
|
/*
|
|
* Opens a RIFF file for read / write
|
|
* Reads/Writes a GUID that servers as our signature
|
|
*/
|
|
HRESULT RIFF_Open
|
|
(
|
|
LPCSTR lpszFilename,
|
|
UINT nOpenFlags,
|
|
PHANDLE phmmio,
|
|
LPMMCKINFO lpmmck,
|
|
PDWORD pdwEffectSz
|
|
)
|
|
{
|
|
HRESULT hres = S_OK;
|
|
MMIOINFO mmInfo;
|
|
HMMIO hmmio;
|
|
|
|
ZeroX(mmInfo);
|
|
|
|
// go ahead and open the file, if we can
|
|
hmmio = mmioOpenA((LPSTR)lpszFilename, &mmInfo, nOpenFlags);
|
|
|
|
if(mmInfo.wErrorRet)
|
|
{
|
|
hres = hresMMIO(mmInfo.wErrorRet);
|
|
AssertF(FAILED(hres));
|
|
}
|
|
|
|
// if( nOpenFlags & ( MMIO_READ | MMIO_ALLOCBUF) )
|
|
if( nOpenFlags == ( MMIO_READ | MMIO_ALLOCBUF) )
|
|
{
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// locate and descend into FORC RIFF chunk
|
|
lpmmck->fccType = FCC_FORCE_EFFECT_RIFF;
|
|
hres = RIFF_Descend(hmmio, lpmmck, NULL, MMIO_FINDRIFF);
|
|
}
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
GUID GUIDVersion;
|
|
//read the guid
|
|
hres = RIFF_Read(hmmio, &GUIDVersion, sizeof(GUID));
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
if(IsEqualGUID(&GUIDVersion, &GUID_INTERNALFILEEFFECT))
|
|
{
|
|
|
|
} else
|
|
{
|
|
hres = hresLe(ERROR_BAD_FORMAT);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
//else if( nOpenFlags & ( MMIO_WRITE | MMIO_ALLOCBUF) )
|
|
else if( nOpenFlags & ( MMIO_WRITE) )
|
|
{
|
|
|
|
// create the FORC RIFF chunk
|
|
lpmmck->fccType = FCC_FORCE_EFFECT_RIFF;
|
|
hres = RIFF_CreateChunk(hmmio, lpmmck, MMIO_CREATERIFF);
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
//write the version GUID
|
|
hres = RIFF_Write(hmmio, (PV)&GUID_INTERNALFILEEFFECT, sizeof(GUID));
|
|
}
|
|
} else
|
|
{
|
|
hres = E_FAIL;
|
|
}
|
|
|
|
*phmmio = hmmio;
|
|
return hres;
|
|
}
|
|
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* internal
|
|
* RIFF_ReadEffect
|
|
*
|
|
* Reads a single Effect from a RIFF file
|
|
*
|
|
* The callee bears the responsibility to free the TypeSpecificParameterBlock
|
|
* for the effect.
|
|
*
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#ifdef _M_IA64
|
|
//This is hack to read 32 bit files on ia64, since someone decided to write
|
|
//pointers to file.
|
|
//Copied from dinput.h and modified.
|
|
typedef struct DIEFFECT_FILE32 {
|
|
DWORD dwSize; /* sizeof(DIEFFECT) */
|
|
DWORD dwFlags; /* DIEFF_* */
|
|
DWORD dwDuration; /* Microseconds */
|
|
DWORD dwSamplePeriod; /* Microseconds */
|
|
DWORD dwGain;
|
|
DWORD dwTriggerButton; /* or DIEB_NOTRIGGER */
|
|
DWORD dwTriggerRepeatInterval; /* Microseconds */
|
|
DWORD cAxes; /* Number of axes */
|
|
|
|
/*Make sure size is same on both 1386 and ia64.
|
|
LPDWORD rgdwAxes;
|
|
LPLONG rglDirection;
|
|
LPDIENVELOPE lpEnvelope;
|
|
*/ DWORD rgdwAxes; /* Array of axes */
|
|
DWORD rglDirection; /* Array of directions */
|
|
DWORD lpEnvelope; /* Optional */
|
|
|
|
DWORD cbTypeSpecificParams; /* Size of params */
|
|
|
|
/*Make sure size is same on both 1386 and ia64.
|
|
LPVOID lpvTypeSpecificParams;
|
|
*/ DWORD lpvTypeSpecificParams; /* Pointer to params */
|
|
|
|
//#if(DIRECTINPUT_VERSION >= 0x0600)//Out since file format does not change.
|
|
DWORD dwStartDelay; /* Microseconds */
|
|
//#endif /* DIRECTINPUT_VERSION >= 0x0600 *///Out since file format does not change.
|
|
} DIEFFECT_FILE32, *LPDIEFFECT_FILE32;
|
|
#endif /*_M_IA64*/
|
|
|
|
HRESULT
|
|
RIFF_ReadEffect
|
|
(
|
|
HMMIO hmmio,
|
|
LPDIFILEEFFECT lpDiFileEf
|
|
)
|
|
{
|
|
HRESULT hres = E_FAIL;
|
|
MMCKINFO mmckinfoEffectLIST;
|
|
MMCKINFO mmckinfoDataCHUNK;
|
|
LPDIEFFECT peff = (LPDIEFFECT)lpDiFileEf->lpDiEffect;
|
|
|
|
// descend into the effect list
|
|
mmckinfoEffectLIST.fccType = FCC_EFFECT_LIST;
|
|
hres = RIFF_Descend(hmmio, &mmckinfoEffectLIST, NULL, MMIO_FINDLIST);
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
//read the name
|
|
hres = RIFF_Read(hmmio, lpDiFileEf->szFriendlyName, MAX_SIZE_SNAME);
|
|
}
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
#ifdef _M_IA64
|
|
|
|
DIEFFECT_FILE32 eff32;
|
|
//read the effect structure
|
|
hres = RIFF_Read(hmmio, &eff32, sizeof(eff32));
|
|
|
|
AssertF( eff32.dwSize == sizeof(eff32) );
|
|
if( eff32.dwSize != sizeof(eff32) )
|
|
{
|
|
hres = ERROR_BAD_FORMAT;
|
|
}
|
|
else
|
|
{
|
|
peff->dwSize=sizeof(*peff);
|
|
peff->dwFlags=eff32.dwFlags;
|
|
peff->dwDuration=eff32.dwDuration;
|
|
peff->dwSamplePeriod=eff32.dwSamplePeriod;
|
|
peff->dwGain=eff32.dwGain;
|
|
peff->dwTriggerButton=eff32.dwTriggerButton;
|
|
peff->dwTriggerRepeatInterval=eff32.dwTriggerRepeatInterval;
|
|
peff->cAxes=eff32.cAxes;
|
|
peff->cbTypeSpecificParams=eff32.cbTypeSpecificParams;
|
|
peff->lpvTypeSpecificParams=(LPVOID)(DWORD_PTR)eff32.lpvTypeSpecificParams;
|
|
peff->dwStartDelay=eff32.dwStartDelay;
|
|
}
|
|
|
|
#else /*_M_IA64*/
|
|
|
|
// Reading the effect structure will zap out the following,
|
|
// so we make a copy before the read.
|
|
LPDIENVELOPE lpEnvelope = peff->lpEnvelope;
|
|
LPDWORD rgdwAxes = peff->rgdwAxes;
|
|
LPLONG rglDirection= peff->rglDirection;
|
|
|
|
//read the effect structure
|
|
hres = RIFF_Read(hmmio, peff, sizeof(DIEFFECT));
|
|
|
|
AssertF( peff->dwSize == sizeof(DIEFFECT) );
|
|
if( peff->dwSize != sizeof(DIEFFECT) )
|
|
{
|
|
hres = ERROR_BAD_FORMAT;
|
|
}
|
|
else
|
|
{
|
|
if(peff->lpEnvelope) peff->lpEnvelope = lpEnvelope;
|
|
if(peff->rgdwAxes) peff->rgdwAxes = rgdwAxes;
|
|
if(peff->rglDirection) peff->rglDirection = rglDirection;
|
|
}
|
|
|
|
#endif /*_M_IA64*/
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
AssertF(peff->cAxes < DIEFFECT_MAXAXES);
|
|
if(peff->cAxes >= DIEFFECT_MAXAXES)
|
|
{
|
|
hres = ERROR_BAD_FORMAT;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// read the Effect GUID
|
|
hres = RIFF_Read(hmmio, &lpDiFileEf->GuidEffect, sizeof(GUID));
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
UINT nRepeatCount;
|
|
//read in the repeat count
|
|
hres = RIFF_Read(hmmio, &nRepeatCount, sizeof(nRepeatCount));
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres) && peff->rgdwAxes)
|
|
{
|
|
// descend the data chunk
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_Descend(hmmio, &mmckinfoDataCHUNK, NULL, MMIO_FINDCHUNK);
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
//read the axes
|
|
hres = RIFF_Read(hmmio, peff->rgdwAxes, cbX(*peff->rgdwAxes)*(peff->cAxes));
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hres) && peff->rglDirection)
|
|
{
|
|
//descend the data chunk
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_Descend(hmmio, &mmckinfoDataCHUNK, NULL, MMIO_FINDCHUNK);
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
//read the direction
|
|
hres = RIFF_Read(hmmio, peff->rglDirection, cbX(*peff->rglDirection)*(peff->cAxes));
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hres) && peff->lpEnvelope )
|
|
{
|
|
|
|
//descend the data chunk
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_Descend(hmmio, &mmckinfoDataCHUNK, NULL, MMIO_FINDCHUNK);
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = RIFF_Read(hmmio, peff->lpEnvelope, sizeof(DIENVELOPE));
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres) && (peff->cbTypeSpecificParams > 0))
|
|
{
|
|
// get the param structure, if any
|
|
hres = AllocCbPpv( peff->cbTypeSpecificParams, &peff->lpvTypeSpecificParams );
|
|
|
|
if( SUCCEEDED( hres ) )
|
|
{
|
|
//descend the data chunk
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_Descend(hmmio, &mmckinfoDataCHUNK, NULL, MMIO_FINDCHUNK);
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = RIFF_Read(hmmio, peff->lpvTypeSpecificParams, peff->cbTypeSpecificParams);
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// ascend the effect chunk
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoEffectLIST);
|
|
}
|
|
return hres;
|
|
}
|
|
|
|
|
|
/*
|
|
* RIFF_WriteEffect
|
|
*
|
|
* Writes a single Effect structure to a RIFF file
|
|
*
|
|
* The effect structure is quite complex. It contains pointers
|
|
* to a number of other structures. This function checks for
|
|
* valid data before it writes out the effect structure
|
|
*/
|
|
|
|
HRESULT RIFF_WriteEffect
|
|
(HMMIO hmmio,
|
|
LPDIFILEEFFECT lpDiFileEf
|
|
)
|
|
{
|
|
|
|
HRESULT hres = E_FAIL;
|
|
LPDIEFFECT peff = (LPDIEFFECT)lpDiFileEf->lpDiEffect;
|
|
MMCKINFO mmckinfoEffectLIST;
|
|
MMCKINFO mmckinfoDataCHUNK;
|
|
LPDWORD rgdwAxes = NULL;
|
|
LPLONG rglDirection = NULL;
|
|
LPDIENVELOPE lpEnvelope = NULL;
|
|
LPVOID lpvTypeSpecPar = NULL;
|
|
|
|
EnterProcI(RIFF_WriteEffect, (_ "xx", hmmio, lpDiFileEf));
|
|
|
|
// create the effect LIST
|
|
mmckinfoEffectLIST.fccType = FCC_EFFECT_LIST;
|
|
hres = RIFF_CreateChunk(hmmio, &mmckinfoEffectLIST, MMIO_CREATELIST);
|
|
|
|
//save the effect ptrs and write flags to the file, instead of ptrs
|
|
if (peff->rgdwAxes)
|
|
{
|
|
rgdwAxes = peff->rgdwAxes;
|
|
peff->rgdwAxes = (LPDWORD)DIEP_AXES;
|
|
}
|
|
if (peff->rglDirection)
|
|
{
|
|
rglDirection = peff->rglDirection;
|
|
peff->rglDirection = (LPLONG)DIEP_DIRECTION;
|
|
}
|
|
if (peff->lpEnvelope)
|
|
{
|
|
lpEnvelope = peff->lpEnvelope;
|
|
peff->lpEnvelope = (LPDIENVELOPE)DIEP_ENVELOPE;
|
|
}
|
|
if ((peff->cbTypeSpecificParams > 0) && (peff->lpvTypeSpecificParams != NULL))
|
|
{
|
|
lpvTypeSpecPar = peff->lpvTypeSpecificParams;
|
|
peff->lpvTypeSpecificParams = (LPVOID)DIEP_TYPESPECIFICPARAMS;
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = hresFullValidReadStrA(lpDiFileEf->szFriendlyName, MAX_JOYSTRING,1);
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
//write the name, only MAX_SIZE_SNAME characters
|
|
hres = RIFF_Write(hmmio, lpDiFileEf->szFriendlyName, MAX_SIZE_SNAME);
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = (peff && IsBadReadPtr(peff, cbX(DIEFFECT_DX5))) ? E_POINTER : S_OK;
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = (peff && IsBadReadPtr(peff, peff->dwSize)) ? E_POINTER : S_OK;
|
|
}
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
//write the effect structure
|
|
#ifdef _M_IA64
|
|
DIEFFECT_FILE32 eff32;
|
|
ZeroMemory(&eff32,sizeof(eff32));
|
|
eff32.dwSize=sizeof(eff32);
|
|
eff32.dwFlags=peff->dwFlags;
|
|
eff32.dwDuration=peff->dwDuration;
|
|
eff32.dwSamplePeriod=peff->dwSamplePeriod;
|
|
eff32.dwGain=peff->dwGain;
|
|
eff32.dwTriggerButton=peff->dwTriggerButton;
|
|
eff32.dwTriggerRepeatInterval=peff->dwTriggerRepeatInterval;
|
|
eff32.cAxes=peff->cAxes;
|
|
eff32.cbTypeSpecificParams=peff->cbTypeSpecificParams;
|
|
eff32.lpvTypeSpecificParams=(DWORD)(DWORD_PTR)peff->lpvTypeSpecificParams;
|
|
eff32.dwStartDelay=peff->dwStartDelay;
|
|
hres = RIFF_Write(hmmio, &eff32, eff32.dwSize);
|
|
#else /*_M_IA64*/
|
|
hres = RIFF_Write(hmmio, peff, peff->dwSize);
|
|
#endif /*_M_IA64*/
|
|
}
|
|
}
|
|
|
|
//restore the ptrs
|
|
if (rgdwAxes != NULL)
|
|
{
|
|
peff->rgdwAxes = rgdwAxes;
|
|
}
|
|
|
|
if (rglDirection != NULL)
|
|
{
|
|
peff->rglDirection = rglDirection;
|
|
}
|
|
|
|
if (lpEnvelope != NULL)
|
|
{
|
|
peff->lpEnvelope = lpEnvelope;
|
|
}
|
|
|
|
if (lpvTypeSpecPar != NULL)
|
|
{
|
|
peff->lpvTypeSpecificParams = lpvTypeSpecPar;
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// write the Effect GUID
|
|
hres = RIFF_Write(hmmio, &lpDiFileEf->GuidEffect, sizeof(GUID));
|
|
}
|
|
|
|
|
|
//write 1 as the repeat count
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
UINT nRepeatCount = 1;
|
|
hres = RIFF_Write(hmmio, &nRepeatCount, sizeof(DWORD));
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres) && rgdwAxes )
|
|
{
|
|
hres = (IsBadReadPtr(rgdwAxes, (*rgdwAxes)*cbX(peff->cAxes))) ? E_POINTER : S_OK;
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// create the data CHUNK
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_CreateChunk(hmmio, &mmckinfoDataCHUNK, 0);
|
|
//write the axes
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = RIFF_Write(hmmio, rgdwAxes, sizeof(*rgdwAxes)*(peff->cAxes));
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hres) && rglDirection)
|
|
{
|
|
|
|
hres = (IsBadReadPtr(rglDirection, cbX(*rglDirection)*(peff->cAxes))) ? E_POINTER : S_OK;
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// create the data CHUNK
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_CreateChunk(hmmio, &mmckinfoDataCHUNK, 0);
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
//write the direction
|
|
hres = RIFF_Write(hmmio, rglDirection, sizeof(*rglDirection)*(peff->cAxes));
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//write the envelope, if one is present
|
|
if(SUCCEEDED(hres) &&
|
|
(lpEnvelope != NULL) )
|
|
{
|
|
|
|
hres = (IsBadReadPtr(lpEnvelope, cbX(*lpEnvelope))) ? E_POINTER : S_OK;
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// create the data CHUNK
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_CreateChunk(hmmio, &mmckinfoDataCHUNK, 0);
|
|
//write the envelope
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = RIFF_Write(hmmio, lpEnvelope, lpEnvelope->dwSize);
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//write the type-specific
|
|
if(SUCCEEDED(hres) &&
|
|
(peff->cbTypeSpecificParams > 0) &&
|
|
(peff->lpvTypeSpecificParams != NULL) )
|
|
{
|
|
|
|
hres = (IsBadReadPtr(lpvTypeSpecPar, peff->cbTypeSpecificParams)) ? E_POINTER : S_OK;
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// create the data CHUNK
|
|
mmckinfoDataCHUNK.ckid = FCC_DATA_CHUNK;
|
|
hres = RIFF_CreateChunk(hmmio, &mmckinfoDataCHUNK, 0);
|
|
//write the params
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
hres = RIFF_Write(hmmio, lpvTypeSpecPar, peff->cbTypeSpecificParams);
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoDataCHUNK);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if(SUCCEEDED(hres))
|
|
{
|
|
// ascend the effect chunk
|
|
hres = RIFF_Ascend(hmmio, &mmckinfoEffectLIST);
|
|
}
|
|
|
|
ExitOleProc();
|
|
return hres;
|
|
}
|
|
|
|
|
|
|
|
|