tCanDeviceT<TCanDescriptor>::~tCanDeviceT()
{
if (IsInitialized())
{
#ifdef _SYSTEM_LXRT_
if (m_can_user >= 0)
{
DestroyCanFifoUser(m_can_device, m_can_user);
return;
}
#endif
CanDeviceClose(m_can_device);
}
}
/**
* \brief Lists the hardware interface available.
* \param[out] asSelHwInterface, is INTERFACE_HW_LIST structure
* \param[out] nCount , is INT contains the selected channel count.
* \return S_OK for success, S_FALSE for failure
*/
HRESULT CDIL_CAN_MHS::CAN_ListHwInterfaces(INTERFACE_HW_LIST& asSelHwInterface, INT& nCount)
{
USES_CONVERSION;
char str[2];
str[0] = '\0';
if (CanDeviceOpen(0, str) == CAN_STATUS_OK)
{
(void)CanDeviceClose(0);
nCount = 1;
//set the current number of channels
sg_nNoOfChannels = 1;
asSelHwInterface[0].m_dwIdInterface = 0;
asSelHwInterface[0].m_acDescription = "0";
sg_bCurrState = STATE_HW_INTERFACE_LISTED;
}
else
{
nCount = 0;
return (S_FALSE);
}
return(S_OK);
}
/**
* \brief Stops the controller.
* \param void
* \return S_OK for success, S_FALSE for failure
*/
HRESULT CDIL_CAN_MHS::CAN_StopHardware(void)
{
VALIDATE_VALUE_RETURN_VAL(sg_bCurrState, STATE_CONNECTED, ERR_IMPROPER_STATE);
(void)CanDeviceClose(0);
return(S_OK);
}