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.

wpilibc/src/main/native/include/frc/DoubleSolenoid.h

@@ -0,0 +1,95 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2008-2018 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 <hal/Types.h>
+
+#include "frc/SolenoidBase.h"
+
+namespace frc {
+
+/**
+ * DoubleSolenoid class for running 2 channels of high voltage Digital Output
+ * (PCM).
+ *
+ * The DoubleSolenoid class is typically used for pneumatics solenoids that
+ * have two positions controlled by two separate channels.
+ */
+class DoubleSolenoid : public SolenoidBase {
+ public:
+  enum Value { kOff, kForward, kReverse };
+
+  /**
+   * Constructor.
+   *
+   * Uses the default PCM ID of 0.
+   *
+   * @param forwardChannel The forward channel number on the PCM (0..7).
+   * @param reverseChannel The reverse channel number on the PCM (0..7).
+   */
+  explicit DoubleSolenoid(int forwardChannel, int reverseChannel);
+
+  /**
+   * Constructor.
+   *
+   * @param moduleNumber   The CAN ID of the PCM.
+   * @param forwardChannel The forward channel on the PCM to control (0..7).
+   * @param reverseChannel The reverse channel on the PCM to control (0..7).
+   */
+  DoubleSolenoid(int moduleNumber, int forwardChannel, int reverseChannel);
+
+  ~DoubleSolenoid() override;
+
+  /**
+   * Set the value of a solenoid.
+   *
+   * @param value The value to set (Off, Forward or Reverse)
+   */
+  virtual void Set(Value value);
+
+  /**
+   * Read the current value of the solenoid.
+   *
+   * @return The current value of the solenoid.
+   */
+  virtual Value Get() const;
+
+  /**
+   * Check if the forward solenoid is blacklisted.
+   *
+   * If a solenoid is shorted, it is added to the blacklist and disabled until
+   * power cycle, or until faults are cleared.
+   *
+   * @see ClearAllPCMStickyFaults()
+   * @return If solenoid is disabled due to short.
+   */
+  bool IsFwdSolenoidBlackListed() const;
+
+  /**
+   * Check if the reverse solenoid is blacklisted.
+   *
+   * If a solenoid is shorted, it is added to the blacklist and disabled until
+   * power cycle, or until faults are cleared.
+   *
+   * @see ClearAllPCMStickyFaults()
+   * @return If solenoid is disabled due to short.
+   */
+  bool IsRevSolenoidBlackListed() const;
+
+  void InitSendable(SendableBuilder& builder) override;
+
+ private:
+  int m_forwardChannel;  // The forward channel on the module to control.
+  int m_reverseChannel;  // The reverse channel on the module to control.
+  int m_forwardMask;     // The mask for the forward channel.
+  int m_reverseMask;     // The mask for the reverse channel.
+  HAL_SolenoidHandle m_forwardHandle = HAL_kInvalidHandle;
+  HAL_SolenoidHandle m_reverseHandle = HAL_kInvalidHandle;
+};
+
+}  // namespace frc