Squashed 'third_party/allwpilib/' content from commit b0167e633
Change-Id: I5653017a690eec1917e8fff9017195d8af307926
git-subtree-dir: third_party/allwpilib
git-subtree-split: b0167e6337135545e7053acb89dd5726accc7dec
diff --git a/wpilibc/src/main/native/cpp/CAN.cpp b/wpilibc/src/main/native/cpp/CAN.cpp
new file mode 100644
index 0000000..797b9ff
--- /dev/null
+++ b/wpilibc/src/main/native/cpp/CAN.cpp
@@ -0,0 +1,123 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2018-2019 FIRST. All Rights Reserved. */
+/* Open Source Software - may be modified and shared by FRC teams. The code */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project. */
+/*----------------------------------------------------------------------------*/
+
+#include "frc/CAN.h"
+
+#include <utility>
+
+#include <hal/CAN.h>
+#include <hal/CANAPI.h>
+#include <hal/Errors.h>
+#include <hal/FRCUsageReporting.h>
+
+using namespace frc;
+
+CAN::CAN(int deviceId) {
+ int32_t status = 0;
+ m_handle =
+ HAL_InitializeCAN(kTeamManufacturer, deviceId, kTeamDeviceType, &status);
+ if (status != 0) {
+ wpi_setHALError(status);
+ m_handle = HAL_kInvalidHandle;
+ return;
+ }
+
+ HAL_Report(HALUsageReporting::kResourceType_CAN, deviceId + 1);
+}
+
+CAN::CAN(int deviceId, int deviceManufacturer, int deviceType) {
+ int32_t status = 0;
+ m_handle = HAL_InitializeCAN(
+ static_cast<HAL_CANManufacturer>(deviceManufacturer), deviceId,
+ static_cast<HAL_CANDeviceType>(deviceType), &status);
+ if (status != 0) {
+ wpi_setHALError(status);
+ m_handle = HAL_kInvalidHandle;
+ return;
+ }
+
+ HAL_Report(HALUsageReporting::kResourceType_CAN, deviceId + 1);
+}
+
+CAN::~CAN() {
+ if (StatusIsFatal()) return;
+ if (m_handle != HAL_kInvalidHandle) {
+ HAL_CleanCAN(m_handle);
+ m_handle = HAL_kInvalidHandle;
+ }
+}
+
+void CAN::WritePacket(const uint8_t* data, int length, int apiId) {
+ int32_t status = 0;
+ HAL_WriteCANPacket(m_handle, data, length, apiId, &status);
+ wpi_setHALError(status);
+}
+
+void CAN::WritePacketRepeating(const uint8_t* data, int length, int apiId,
+ int repeatMs) {
+ int32_t status = 0;
+ HAL_WriteCANPacketRepeating(m_handle, data, length, apiId, repeatMs, &status);
+ wpi_setHALError(status);
+}
+
+void CAN::WriteRTRFrame(int length, int apiId) {
+ int32_t status = 0;
+ HAL_WriteCANRTRFrame(m_handle, length, apiId, &status);
+ wpi_setHALError(status);
+}
+
+void CAN::StopPacketRepeating(int apiId) {
+ int32_t status = 0;
+ HAL_StopCANPacketRepeating(m_handle, apiId, &status);
+ wpi_setHALError(status);
+}
+
+bool CAN::ReadPacketNew(int apiId, CANData* data) {
+ int32_t status = 0;
+ HAL_ReadCANPacketNew(m_handle, apiId, data->data, &data->length,
+ &data->timestamp, &status);
+ if (status == HAL_ERR_CANSessionMux_MessageNotFound) {
+ return false;
+ }
+ if (status != 0) {
+ wpi_setHALError(status);
+ return false;
+ } else {
+ return true;
+ }
+}
+
+bool CAN::ReadPacketLatest(int apiId, CANData* data) {
+ int32_t status = 0;
+ HAL_ReadCANPacketLatest(m_handle, apiId, data->data, &data->length,
+ &data->timestamp, &status);
+ if (status == HAL_ERR_CANSessionMux_MessageNotFound) {
+ return false;
+ }
+ if (status != 0) {
+ wpi_setHALError(status);
+ return false;
+ } else {
+ return true;
+ }
+}
+
+bool CAN::ReadPacketTimeout(int apiId, int timeoutMs, CANData* data) {
+ int32_t status = 0;
+ HAL_ReadCANPacketTimeout(m_handle, apiId, data->data, &data->length,
+ &data->timestamp, timeoutMs, &status);
+ if (status == HAL_CAN_TIMEOUT ||
+ status == HAL_ERR_CANSessionMux_MessageNotFound) {
+ return false;
+ }
+ if (status != 0) {
+ wpi_setHALError(status);
+ return false;
+ } else {
+ return true;
+ }
+}