// Copyright (c) FIRST and other WPILib contributors. // Open Source Software; you can modify and/or share it under the terms of // the WPILib BSD license file in the root directory of this project. #include "hal/CAN.h" #include "mockdata/CanDataInternal.h" using namespace hal; namespace hal::init { void InitializeCAN() {} } // namespace hal::init extern "C" { void HAL_CAN_SendMessage(uint32_t messageID, const uint8_t* data, uint8_t dataSize, int32_t periodMs, int32_t* status) { SimCanData->sendMessage(messageID, data, dataSize, periodMs, status); } void HAL_CAN_ReceiveMessage(uint32_t* messageID, uint32_t messageIDMask, uint8_t* data, uint8_t* dataSize, uint32_t* timeStamp, int32_t* status) { // Use a data size of 42 as call check. Difficult to add check to invoke // handler *dataSize = 42; auto tmpStatus = *status; SimCanData->receiveMessage(messageID, messageIDMask, data, dataSize, timeStamp, status); // If no handler invoked, return message not found if (*dataSize == 42 && *status == tmpStatus) { *status = HAL_ERR_CANSessionMux_MessageNotFound; } } void HAL_CAN_OpenStreamSession(uint32_t* sessionHandle, uint32_t messageID, uint32_t messageIDMask, uint32_t maxMessages, int32_t* status) { SimCanData->openStreamSession(sessionHandle, messageID, messageIDMask, maxMessages, status); } void HAL_CAN_CloseStreamSession(uint32_t sessionHandle) { SimCanData->closeStreamSession(sessionHandle); } void HAL_CAN_ReadStreamSession(uint32_t sessionHandle, struct HAL_CANStreamMessage* messages, uint32_t messagesToRead, uint32_t* messagesRead, int32_t* status) { SimCanData->readStreamSession(sessionHandle, messages, messagesToRead, messagesRead, status); } void HAL_CAN_GetCANStatus(float* percentBusUtilization, uint32_t* busOffCount, uint32_t* txFullCount, uint32_t* receiveErrorCount, uint32_t* transmitErrorCount, int32_t* status) { SimCanData->getCANStatus(percentBusUtilization, busOffCount, txFullCount, receiveErrorCount, transmitErrorCount, status); } } // extern "C"