Move CameraServer and WPILib headers into their own folder

The old headers were moved into folders because doing so avoids polluting
the system include directories.

Folder names were also normalized to lowercase.

hal/src/main/native/sim/mockdata/SPIAccelerometerDataInternal.h

@@ -0,0 +1,72 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2017-2018 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.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#pragma once
+
+#include <atomic>
+#include <memory>
+
+#include <wpi/mutex.h>
+
+#include "mockdata/NotifyListenerVector.h"
+#include "mockdata/SPIAccelerometerData.h"
+
+namespace hal {
+class SPIAccelerometerData {
+ public:
+  int32_t RegisterActiveCallback(HAL_NotifyCallback callback, void* param,
+                                 HAL_Bool initialNotify);
+  void CancelActiveCallback(int32_t uid);
+  void InvokeActiveCallback(HAL_Value value);
+  HAL_Bool GetActive();
+  void SetActive(HAL_Bool active);
+
+  int32_t RegisterRangeCallback(HAL_NotifyCallback callback, void* param,
+                                HAL_Bool initialNotify);
+  void CancelRangeCallback(int32_t uid);
+  void InvokeRangeCallback(HAL_Value value);
+  int32_t GetRange();
+  void SetRange(int32_t range);
+
+  int32_t RegisterXCallback(HAL_NotifyCallback callback, void* param,
+                            HAL_Bool initialNotify);
+  void CancelXCallback(int32_t uid);
+  void InvokeXCallback(HAL_Value value);
+  double GetX();
+  void SetX(double x);
+
+  int32_t RegisterYCallback(HAL_NotifyCallback callback, void* param,
+                            HAL_Bool initialNotify);
+  void CancelYCallback(int32_t uid);
+  void InvokeYCallback(HAL_Value value);
+  double GetY();
+  void SetY(double y);
+
+  int32_t RegisterZCallback(HAL_NotifyCallback callback, void* param,
+                            HAL_Bool initialNotify);
+  void CancelZCallback(int32_t uid);
+  void InvokeZCallback(HAL_Value value);
+  double GetZ();
+  void SetZ(double z);
+
+  virtual void ResetData();
+
+ private:
+  wpi::mutex m_registerMutex;
+  std::atomic<HAL_Bool> m_active{false};
+  std::shared_ptr<NotifyListenerVector> m_activeCallbacks = nullptr;
+  std::atomic<int32_t> m_range{0};
+  std::shared_ptr<NotifyListenerVector> m_rangeCallbacks = nullptr;
+  std::atomic<double> m_x{0.0};
+  std::shared_ptr<NotifyListenerVector> m_xCallbacks = nullptr;
+  std::atomic<double> m_y{0.0};
+  std::shared_ptr<NotifyListenerVector> m_yCallbacks = nullptr;
+  std::atomic<double> m_z{0.0};
+  std::shared_ptr<NotifyListenerVector> m_zCallbacks = nullptr;
+};
+extern SPIAccelerometerData* SimSPIAccelerometerData;
+}  // namespace hal