/***********************************************************************
* ICClose [MSVFW32.@]
*/
LRESULT WINAPI ICClose(HIC hic)
{
WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
WINE_HIC** p;
TRACE("(%p)\n",hic);
if (!whic) return ICERR_BADHANDLE;
if (whic->driverproc)
{
MSVIDEO_SendMessage(whic, DRV_CLOSE, 0, 0);
MSVIDEO_SendMessage(whic, DRV_DISABLE, 0, 0);
MSVIDEO_SendMessage(whic, DRV_FREE, 0, 0);
}
else
{
CloseDriver(whic->hdrv, 0, 0);
}
/* remove whic from list */
for (p = &MSVIDEO_FirstHic; *p != NULL; p = &((*p)->next))
{
if ((*p) == whic)
{
*p = whic->next;
break;
}
}
HeapFree(GetProcessHeap(), 0, whic);
return 0;
}
/***********************************************************************
* ICOpenFunction [MSVFW32.@]
*/
HIC VFWAPI ICOpenFunction(DWORD fccType, DWORD fccHandler, UINT wMode, DRIVERPROC lpfnHandler)
{
ICOPEN icopen;
WINE_HIC* whic;
TRACE("(%s,%s,%d,%p)\n",
wine_dbgstr_fcc(fccType), wine_dbgstr_fcc(fccHandler), wMode, lpfnHandler);
icopen.dwSize = sizeof(ICOPEN);
icopen.fccType = fccType;
icopen.fccHandler = fccHandler;
icopen.dwVersion = ICVERSION;
icopen.dwFlags = wMode;
icopen.dwError = 0;
icopen.pV1Reserved = NULL;
icopen.pV2Reserved = NULL;
icopen.dnDevNode = 0; /* FIXME */
whic = HeapAlloc(GetProcessHeap(), 0, sizeof(WINE_HIC));
if (!whic) return 0;
whic->driverproc = lpfnHandler;
while (MSVIDEO_GetHicPtr((HIC)(ULONG_PTR)IC_HandleRef) != NULL) IC_HandleRef++;
whic->hic = (HIC)(ULONG_PTR)IC_HandleRef++;
whic->next = MSVIDEO_FirstHic;
MSVIDEO_FirstHic = whic;
/* Now try opening/loading the driver. Taken from DRIVER_AddToList */
/* What if the function is used more than once? */
if (MSVIDEO_SendMessage(whic, DRV_LOAD, 0L, 0L) != DRV_SUCCESS)
{
WARN("DRV_LOAD failed for hic %p\n", whic->hic);
MSVIDEO_FirstHic = whic->next;
HeapFree(GetProcessHeap(), 0, whic);
return 0;
}
/* return value is not checked */
MSVIDEO_SendMessage(whic, DRV_ENABLE, 0L, 0L);
whic->driverId = (DWORD)MSVIDEO_SendMessage(whic, DRV_OPEN, 0, (DWORD_PTR)&icopen);
/* FIXME: What should we put here? */
whic->hdrv = NULL;
if (whic->driverId == 0)
{
WARN("DRV_OPEN failed for hic %p\n", whic->hic);
MSVIDEO_FirstHic = whic->next;
HeapFree(GetProcessHeap(), 0, whic);
return 0;
}
TRACE("=> %p\n", whic->hic);
return whic->hic;
}
/***********************************************************************
* ICSendMessage [MSVFW32.@]
*/
LRESULT VFWAPI ICSendMessage(HIC hic, UINT msg, DWORD_PTR lParam1, DWORD_PTR lParam2)
{
WINE_HIC* whic = MSVIDEO_GetHicPtr(hic);
if (!whic) return ICERR_BADHANDLE;
return MSVIDEO_SendMessage(whic, msg, lParam1, lParam2);
}
/***********************************************************************
* ICSendMessage [MSVIDEO.205]
*/
LRESULT VFWAPI ICSendMessage16(HIC16 hic, UINT16 msg, DWORD lParam1, DWORD lParam2)
{
LRESULT ret = ICERR_BADHANDLE;
WINE_HIC* whic;
whic = MSVIDEO_GetHicPtr(HIC_32(hic));
if (whic)
{
/* we've got a 16 bit driver proc... call it directly */
if (whic->driverproc16)
{
WORD args[8];
DWORD result;
/* FIXME: original code was passing hdrv first and hic second */
/* but this doesn't match what IC_Callback3216 does */
args[7] = HIWORD(hic);
args[6] = LOWORD(hic);
args[5] = HDRVR_16(whic->hdrv);
args[4] = msg;
args[3] = HIWORD(lParam1);
args[2] = LOWORD(lParam1);
args[1] = HIWORD(lParam2);
args[0] = LOWORD(lParam2);
WOWCallback16Ex( whic->driverproc16, WCB16_PASCAL, sizeof(args), args, &result );
ret = result;
}
else
{
/* map the message for a 32 bit infrastructure, and pass it along */
void* data16 = MSVIDEO_MapMsg16To32(msg, &lParam1, &lParam2);
ret = MSVIDEO_SendMessage(whic, msg, lParam1, lParam2);
if (data16)
MSVIDEO_UnmapMsg16To32(msg, data16, &lParam1, &lParam2);
}
}
return ret;
}
