sources/common/libs/STM32Cube_F4/Middlewares/ST/STM32_USB_Device_Library/Class/CCID/Src/usbd_ccid_cmd.c
/**
  * @brief  PC_to_RDR_Escape
  *         Execute the Escape command. This is user specific Implementation
  *         Response to this command message is the RDR_to_PC_Escape
  * @param  pdev: device instance
  * @retval status of the command execution
  */
@brief  PC_to_RDR_Escape
Execute the Escape command. This is user specific Implementation
Response to this command message is the RDR_to_PC_Escape
@param  pdev: device instance
@retval status of the command execution
@brief PC_to_RDR_Escape Execute the Escape command . This is user specific Implementation Response to this command message is the RDR_to_PC_Escape @param pdev : device instance @retval status of the command execution
uint8_t  PC_to_RDR_Escape(USBD_HandleTypeDef *pdev)
{
  USBD_CCID_HandleTypeDef  *hccid = (USBD_CCID_HandleTypeDef *)pdev->pClassDataCmsit[pdev->classId];
  uint8_t error;
  uint32_t size;
  error = CCID_CheckCommandParams(pdev, CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT |
                                  CHK_PARAM_ABRFU3 | CHK_PARAM_ABORT | CHK_ACTIVE_STATE);
  if (error != 0U)
  {
    return error;
  }
  error = SC_Itf_Escape(&hccid->UsbBlkOutData.abData[0], hccid->UsbBlkOutData.dwLength,
                        &hccid->UsbBlkInData.abData[0], &size);
  hccid->UsbBlkInData.dwLength = size;
  if (error != SLOT_NO_ERROR)
  {
    CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_FAILED), (BM_ICC_PRESENT_ACTIVE));
  }
  else
  {
    CCID_UpdateCommandStatus(pdev, (BM_COMMAND_STATUS_NO_ERROR), (BM_ICC_PRESENT_ACTIVE));
  }
  return error;
}
uint8_t PC_to_RDR_Escape ( USBD_HandleTypeDef * pdev ) { USBD_CCID_HandleTypeDef * hccid = ( USBD_CCID_HandleTypeDef * ) pdev -> pClassDataCmsit [ pdev -> classId ] ; uint8_t error ; uint32_t size ; error = CCID_CheckCommandParams ( pdev , CHK_PARAM_SLOT | CHK_PARAM_CARD_PRESENT | CHK_PARAM_ABRFU3 | CHK_PARAM_ABORT | CHK_ACTIVE_STATE ) ; if ( error != 0U ) { return error ; } error = SC_Itf_Escape ( & hccid -> UsbBlkOutData . abData [ 0 ] , hccid -> UsbBlkOutData . dwLength , & hccid -> UsbBlkInData . abData [ 0 ] , & size ) ; hccid -> UsbBlkInData . dwLength = size ; if ( error != SLOT_NO_ERROR ) { CCID_UpdateCommandStatus ( pdev , ( BM_COMMAND_STATUS_FAILED ) , ( BM_ICC_PRESENT_ACTIVE ) ) ; } else { CCID_UpdateCommandStatus ( pdev , ( BM_COMMAND_STATUS_NO_ERROR ) , ( BM_ICC_PRESENT_ACTIVE ) ) ; } return error ; }
@brief  PC_to_RDR_Escape
         Execute the Escape command.
@brief PC_to_RDR_Escape Execute the Escape command .