/******************************************************************
* IC_Callback3216
*
*
*/
static LRESULT CALLBACK IC_Callback3216(DWORD pfn16, HIC hic, HDRVR hdrv, UINT msg, LPARAM lp1, LPARAM lp2)
{
WORD args[8];
DWORD ret = 0;
switch (msg)
{
case DRV_OPEN:
lp2 = (DWORD)MapLS((void*)lp2);
break;
}
args[7] = HIWORD(hic);
args[6] = LOWORD(hic);
args[5] = HDRVR_16(hdrv);
args[4] = msg;
args[3] = HIWORD(lp1);
args[2] = LOWORD(lp1);
args[1] = HIWORD(lp2);
args[0] = LOWORD(lp2);
WOWCallback16Ex( pfn16, WCB16_PASCAL, sizeof(args), args, &ret );
switch (msg)
{
case DRV_OPEN:
UnMapLS(lp2);
break;
}
return ret;
}
/******************************************************************
* IC_Callback3216
*
*
*/
static LRESULT CALLBACK IC_Callback3216(HIC hic, HDRVR hdrv, UINT msg, DWORD lp1, DWORD lp2)
{
WINE_HIC* whic;
WORD args[8];
whic = MSVIDEO_GetHicPtr(hic);
if (whic)
{
DWORD ret = 0;
switch (msg)
{
case DRV_OPEN:
lp2 = (DWORD)MapLS((void*)lp2);
break;
}
args[7] = HIWORD(hic);
args[6] = LOWORD(hic);
args[5] = HDRVR_16(whic->hdrv);
args[4] = msg;
args[3] = HIWORD(lp1);
args[2] = LOWORD(lp1);
args[1] = HIWORD(lp2);
args[0] = LOWORD(lp2);
WOWCallback16Ex( whic->driverproc16, WCB16_PASCAL, sizeof(args), args, &ret );
switch (msg)
{
case DRV_OPEN:
UnMapLS(lp2);
break;
}
return ret;
}
else return ICERR_BADHANDLE;
}
/***********************************************************************
* 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;
}
