Rename our allwpilib (which is now 2020) to not have 2019 in the name

Change-Id: I3c07f85ed32ab8b97db765a9b43f2a6ce7da964a
diff --git a/hal/src/main/native/sim/AddressableLED.cpp b/hal/src/main/native/sim/AddressableLED.cpp
new file mode 100644
index 0000000..70d3f6f
--- /dev/null
+++ b/hal/src/main/native/sim/AddressableLED.cpp
@@ -0,0 +1,168 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 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 "hal/AddressableLED.h"
+
+#include "DigitalInternal.h"
+#include "HALInitializer.h"
+#include "PortsInternal.h"
+#include "hal/Errors.h"
+#include "hal/handles/HandlesInternal.h"
+#include "hal/handles/LimitedHandleResource.h"
+#include "mockdata/AddressableLEDDataInternal.h"
+
+using namespace hal;
+
+namespace {
+struct AddressableLED {
+  uint8_t index;
+};
+}  // namespace
+
+static LimitedHandleResource<HAL_AddressableLEDHandle, AddressableLED,
+                             kNumAddressableLEDs,
+                             HAL_HandleEnum::AddressableLED>* ledHandles;
+
+namespace hal {
+namespace init {
+void InitializeAddressableLED() {
+  static LimitedHandleResource<HAL_AddressableLEDHandle, AddressableLED,
+                               kNumAddressableLEDs,
+                               HAL_HandleEnum::AddressableLED>
+      dcH;
+  ledHandles = &dcH;
+}
+}  // namespace init
+}  // namespace hal
+
+extern "C" {
+HAL_AddressableLEDHandle HAL_InitializeAddressableLED(
+    HAL_DigitalHandle outputPort, int32_t* status) {
+  hal::init::CheckInit();
+
+  auto digitalPort =
+      hal::digitalChannelHandles->Get(outputPort, hal::HAL_HandleEnum::PWM);
+
+  if (!digitalPort) {
+    // If DIO was passed, channel error, else generic error
+    if (getHandleType(outputPort) == hal::HAL_HandleEnum::DIO) {
+      *status = HAL_LED_CHANNEL_ERROR;
+    } else {
+      *status = HAL_HANDLE_ERROR;
+    }
+    return HAL_kInvalidHandle;
+  }
+
+  if (digitalPort->channel >= kNumPWMHeaders) {
+    *status = HAL_LED_CHANNEL_ERROR;
+    return HAL_kInvalidHandle;
+  }
+
+  HAL_AddressableLEDHandle handle = ledHandles->Allocate();
+  if (handle == HAL_kInvalidHandle) {
+    *status = NO_AVAILABLE_RESOURCES;
+    return HAL_kInvalidHandle;
+  }
+
+  auto led = ledHandles->Get(handle);
+  if (!led) {  // would only occur on thread issue
+    *status = HAL_HANDLE_ERROR;
+    return HAL_kInvalidHandle;
+  }
+
+  int16_t index = getHandleIndex(handle);
+  SimAddressableLEDData[index].outputPort = digitalPort->channel;
+  SimAddressableLEDData[index].length = 1;
+  SimAddressableLEDData[index].running = false;
+  SimAddressableLEDData[index].initialized = true;
+  led->index = index;
+  return handle;
+}
+
+void HAL_FreeAddressableLED(HAL_AddressableLEDHandle handle) {
+  auto led = ledHandles->Get(handle);
+  ledHandles->Free(handle);
+  if (!led) return;
+  SimAddressableLEDData[led->index].running = false;
+  SimAddressableLEDData[led->index].initialized = false;
+}
+
+void HAL_SetAddressableLEDOutputPort(HAL_AddressableLEDHandle handle,
+                                     HAL_DigitalHandle outputPort,
+                                     int32_t* status) {
+  auto led = ledHandles->Get(handle);
+  if (!led) {
+    *status = HAL_HANDLE_ERROR;
+    return;
+  }
+  if (auto port = digitalChannelHandles->Get(outputPort, HAL_HandleEnum::PWM)) {
+    SimAddressableLEDData[led->index].outputPort = port->channel;
+  } else {
+    SimAddressableLEDData[led->index].outputPort = -1;
+  }
+}
+
+void HAL_SetAddressableLEDLength(HAL_AddressableLEDHandle handle,
+                                 int32_t length, int32_t* status) {
+  auto led = ledHandles->Get(handle);
+  if (!led) {
+    *status = HAL_HANDLE_ERROR;
+    return;
+  }
+  if (length > HAL_kAddressableLEDMaxLength) {
+    *status = PARAMETER_OUT_OF_RANGE;
+    return;
+  }
+  SimAddressableLEDData[led->index].length = length;
+}
+
+void HAL_WriteAddressableLEDData(HAL_AddressableLEDHandle handle,
+                                 const struct HAL_AddressableLEDData* data,
+                                 int32_t length, int32_t* status) {
+  auto led = ledHandles->Get(handle);
+  if (!led) {
+    *status = HAL_HANDLE_ERROR;
+    return;
+  }
+  if (length > SimAddressableLEDData[led->index].length) {
+    *status = PARAMETER_OUT_OF_RANGE;
+    return;
+  }
+  SimAddressableLEDData[led->index].SetData(data, length);
+}
+
+void HAL_SetAddressableLEDBitTiming(HAL_AddressableLEDHandle handle,
+                                    int32_t lowTime0NanoSeconds,
+                                    int32_t highTime0NanoSeconds,
+                                    int32_t lowTime1NanoSeconds,
+                                    int32_t highTime1NanoSeconds,
+                                    int32_t* status) {}
+
+void HAL_SetAddressableLEDSyncTime(HAL_AddressableLEDHandle handle,
+                                   int32_t syncTimeMicroSeconds,
+                                   int32_t* status) {}
+
+void HAL_StartAddressableLEDOutput(HAL_AddressableLEDHandle handle,
+                                   int32_t* status) {
+  auto led = ledHandles->Get(handle);
+  if (!led) {
+    *status = HAL_HANDLE_ERROR;
+    return;
+  }
+  SimAddressableLEDData[led->index].running = true;
+}
+
+void HAL_StopAddressableLEDOutput(HAL_AddressableLEDHandle handle,
+                                  int32_t* status) {
+  auto led = ledHandles->Get(handle);
+  if (!led) {
+    *status = HAL_HANDLE_ERROR;
+    return;
+  }
+  SimAddressableLEDData[led->index].running = false;
+}
+}  // extern "C"