uint8_t USB_Host_SendControlRequest(const uint8_t corenum, void* const BufferPtr)
{
uint8_t* DataStream = (uint8_t*)BufferPtr;
uint16_t DataLen = USB_ControlRequest.wLength;
uint8_t ret;
if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_HOSTTODEVICE)
{
Pipe_Write_Stream_LE(corenum, BufferPtr, DataLen, NULL);
}
ret = (uint8_t)HcdControlTransfer(PipeInfo[corenum][pipeselected[corenum]].PipeHandle, &USB_ControlRequest,
PipeInfo[corenum][pipeselected[corenum]].Buffer);
if(ret == (uint8_t)HOST_SENDCONTROL_Successful)
{
if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_DEVICETOHOST)
{
PipeInfo[corenum][pipeselected[corenum]].ByteTransfered = USB_ControlRequest.wLength;
while(DataLen)
{
*(DataStream++) = Pipe_Read_8(corenum);
DataLen--;
}
/* Pipe_Read_Stream_LE(BufferPtr, DataLen, NULL); cannot use read stream as it call HcdDataTransfer*/
}
PipeInfo[corenum][pipeselected[corenum]].StartIdx = PipeInfo[corenum][pipeselected[corenum]].ByteTransfered = 0; /* Clear Control Pipe */
return HOST_SENDCONTROL_Successful;
}
else
{
return HOST_SENDCONTROL_PipeError;
}
}
uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
{
uint8_t* DataStream = (uint8_t*)BufferPtr;
uint16_t DataLen = USB_ControlRequest.wLength;
if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_HOSTTODEVICE)
{
Pipe_Write_Stream_LE(BufferPtr, DataLen, NULL);
}
HcdControlTransfer(PipeInfo[pipeselected].PipeHandle, &USB_ControlRequest, PipeInfo[pipeselected].Buffer);
/* TODO Control Transfer Status */
if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_DEVICETOHOST)
{
PipeInfo[pipeselected].ByteTransfered = USB_ControlRequest.wLength; // FIXME assume no errors
while(DataLen)
{
*(DataStream++) = Pipe_Read_8();
DataLen--;
}
/* Pipe_Read_Stream_LE(BufferPtr, DataLen, NULL); cannot use read stream as it call HcdDataTransfer*/
}
PipeInfo[pipeselected].StartIdx = PipeInfo[pipeselected].ByteTransfered = 0; /* Clear Control Pipe */
return HOST_SENDCONTROL_Successful;
}
