/*
** ===================================================================
** Method : usb_mems_USB_Class_Mems_Recv_Data (component USB_MEMS_CLASS)
** Description :
** This function receives Data from Host.
** Parameters :
** NAME - DESCRIPTION
** controller_ID -
** ep_num -
** app_buff -
** size -
** Returns :
** --- - Error code
** ===================================================================
*/
uint_8 USB_Class_Mems_Recv_Data(
uint_8 controller_ID,
uint_8 ep_num,
uint_8_ptr app_buff,
USB_PACKET_SIZE size
)
{
uint_8 status;
status = _usb_device_recv_data(&controller_ID,ep_num,app_buff,size);
return status;
}
void mvUsbCh9GetStatus(_usb_device_handle handle, boolean setup,
SETUP_STRUCT* ctrl_req)
{ /* Body */
uint_8 endpoint, direction;
uint_16 usb_status;
USB_DEV_STATE_STRUCT* usb_dev_ptr = (USB_DEV_STATE_STRUCT*)handle;
ARC_DEBUG_TRACE(ARC_DEBUG_FLAG_SETUP, "%s: setup=%d\n", __FUNCTION__, (int)setup);
if(!setup)
return;
switch (ctrl_req->REQUESTTYPE)
{
case (REQ_DIR_IN | REQ_RECIP_DEVICE):
/* Device request */
_usb_device_get_status(handle, ARC_USB_STATUS_DEVICE, &usb_status);
break;
case (REQ_DIR_IN | REQ_RECIP_INTERFACE):
/* Interface request */
_usb_device_get_status(handle, ARC_USB_STATUS_INTERFACE, &usb_status);
break;
case (REQ_DIR_IN | REQ_RECIP_ENDPOINT):
/* Endpoint request */
endpoint = ctrl_req->INDEX & ARC_USB_STATUS_ENDPOINT_NUMBER_MASK;
if( (ctrl_req->INDEX & (1 << REQ_DIR_OFFSET)) == REQ_DIR_IN)
direction = ARC_USB_SEND;
else
direction = ARC_USB_RECV;
usb_status = _usb_device_is_endpoint_stalled(handle, endpoint, direction);
break;
default:
/* Unknown request */
USB_printf("GetStatus: Unknown request type 0x%x\n", ctrl_req->REQUESTTYPE);
_usb_device_stall_endpoint(handle, 0, ARC_USB_RECV);
return;
} /* Endswitch */
/* Send the requested data */
*usb_dev_ptr->STATUS_PTR = USB_16BIT_LE(usb_status);
_usb_device_send_data(handle, 0, (uint_8_ptr)usb_dev_ptr->STATUS_PTR, sizeof(uint_16));
/* status phase */
_usb_device_recv_data(handle, 0, NULL, 0);
return;
} /* Endbody */
/**************************************************************************//*!
*
* @name USB_Class_CDC_Recv_Data
*
* @brief This functions receives Data from Host.
*
* @param handle : handle returned by USB_Class_CDC_Init
* @param ep_num : endpoint num
* @param app_buff : buffer to send
* @param size : length of the transfer
*
* @return status
* USB_OK : When Successfull
* Others : Errors
*****************************************************************************/
uint_8 USB_Class_CDC_Recv_Data
(
CDC_HANDLE cdc_handle,
uint_8 ep_num,
uint_8_ptr buff_ptr, /* [IN] buffer to recv */
uint_32 size /* [IN] length of the transfer */
)
{
CDC_DEVICE_STRUCT_PTR cdc_obj_ptr;
uint_8 status = USB_OK;
cdc_obj_ptr = USB_Cdc_Get_Device_Ptr(cdc_handle);
if (NULL == cdc_obj_ptr)
{
return USBERR_ERROR;
}
status = _usb_device_recv_data(cdc_obj_ptr->controller_handle,
ep_num,buff_ptr,size);
return status;
}
