BOOL AeroSubClassChild(HWND hwnd, WNDPROC pWndProc, DWORD dwAddFlags, PAERO_SUBCLASS_WND_DATA pWndParentAeroData)
{
if(!hwnd || !pWndProc || !pWndParentAeroData)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
PAERO_SUBCLASS_WND_DATA pControlSubclassWndData = (PAERO_SUBCLASS_WND_DATA)GetProp(hwnd, WINDOW_DATA_STRING);
if(pControlSubclassWndData)
{
SetLastError(ERROR_ALREADY_INITIALIZED);
return FALSE;
}
pControlSubclassWndData = (PAERO_SUBCLASS_WND_DATA)LocalAlloc(LPTR, sizeof(AERO_SUBCLASS_WND_DATA));
if(!pControlSubclassWndData)
return FALSE; // use the LocalAlloc last error
memcpy(pControlSubclassWndData, pWndParentAeroData, sizeof(AERO_SUBCLASS_WND_DATA));
pControlSubclassWndData->m_dwFlags |= dwAddFlags;
pControlSubclassWndData->m_dwSelFirst = pControlSubclassWndData->m_dwSelLast = (DWORD) -1;
CLocalFreeData ctrlData(pControlSubclassWndData);
if(!SetProp(hwnd, WINDOW_DATA_STRING, pControlSubclassWndData))
return FALSE; // use the SetProp last error
pControlSubclassWndData->m_oldWndProc = (WNDPROC) SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR) pWndProc);
if(!pControlSubclassWndData->m_oldWndProc)
{
DWORD dwLastError = GetLastError();
VERIFY(pControlSubclassWndData==RemoveProp(hwnd, WINDOW_DATA_STRING));
SetLastError(dwLastError);
return FALSE;
}
ctrlData.Clear();
return TRUE;
}
/* 01-0f = non-zero HRSLT */
byte USB::ctrlReq( byte addr, byte ep, byte bmReqType, byte bRequest, byte wValLo, byte wValHi, unsigned int wInd, unsigned int nbytes, char* dataptr, unsigned int nak_limit )
{
boolean direction = false; //request direction, IN or OUT
byte rcode;
SETUP_PKT setup_pkt;
regWr( rPERADDR, addr ); //set peripheral address
if( bmReqType & 0x80 ) {
direction = true; //determine request direction
}
/* fill in setup packet */
setup_pkt.ReqType_u.bmRequestType = bmReqType;
setup_pkt.bRequest = bRequest;
setup_pkt.wVal_u.wValueLo = wValLo;
setup_pkt.wVal_u.wValueHi = wValHi;
setup_pkt.wIndex = wInd;
setup_pkt.wLength = nbytes;
bytesWr( rSUDFIFO, 8, ( char *)&setup_pkt ); //transfer to setup packet FIFO
rcode = dispatchPkt( tokSETUP, ep, nak_limit ); //dispatch packet
//Serial.println("Setup packet"); //DEBUG
if( rcode ) { //return HRSLT if not zero
Serial.print("Setup packet error: ");
Serial.print( rcode, HEX );
return( rcode );
}
//Serial.println( direction, HEX );
if( dataptr != NULL ) { //data stage, if present
rcode = ctrlData( addr, ep, nbytes, dataptr, direction );
}
if( rcode ) { //return error
Serial.print("Data packet error: ");
Serial.print( rcode, HEX );
return( rcode );
}
rcode = ctrlStatus( ep, direction ); //status stage
return( rcode );
}
