1 files changed, 73 insertions, 0 deletions
diff --git a/gfx/vr/ipc/VRMessageUtils.h b/gfx/vr/ipc/VRMessageUtils.h
new file mode 100644
index 0000000000..0d19c9e4ec
--- /dev/null
+++ b/gfx/vr/ipc/VRMessageUtils.h
@@ -0,0 +1,73 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_gfx_vr_VRMessageUtils_h
+#define mozilla_gfx_vr_VRMessageUtils_h
+
+#include "ipc/EnumSerializer.h"
+#include "ipc/IPCMessageUtils.h"
+#include "mozilla/ArrayUtils.h"
+#include "mozilla/GfxMessageUtils.h"
+#include "mozilla/dom/GamepadMessageUtils.h"
+
+#include "gfxVR.h"
+
+namespace IPC {
+
+template <>
+struct ParamTraits<mozilla::gfx::VRControllerType>
+    : public ContiguousEnumSerializer<mozilla::gfx::VRControllerType,
+                                      mozilla::gfx::VRControllerType::_empty,
+                                      mozilla::gfx::VRControllerType::_end> {};
+
+// VRHMDSensorState is POD, we can use PlainOldDataSerializer
+static_assert(std::is_pod<mozilla::gfx::VRHMDSensorState>::value,
+              "mozilla::gfx::VRHMDSensorState must be a POD type.");
+template <>
+struct ParamTraits<mozilla::gfx::VRHMDSensorState>
+    : public PlainOldDataSerializer<mozilla::gfx::VRHMDSensorState> {};
+
+// VRDisplayInfo is POD, we can use PlainOldDataSerializer
+static_assert(std::is_pod<mozilla::gfx::VRDisplayInfo>::value,
+              "mozilla::gfx::VRDisplayInfo must be a POD type.");
+template <>
+struct ParamTraits<mozilla::gfx::VRDisplayInfo>
+    : public PlainOldDataSerializer<mozilla::gfx::VRDisplayInfo> {};
+
+template <>
+struct ParamTraits<mozilla::gfx::VRSubmitFrameResultInfo> {
+  typedef mozilla::gfx::VRSubmitFrameResultInfo paramType;
+
+  static void Write(MessageWriter* aWriter, const paramType& aParam) {
+    WriteParam(aWriter, aParam.mBase64Image);
+    WriteParam(aWriter, aParam.mFormat);
+    WriteParam(aWriter, aParam.mWidth);
+    WriteParam(aWriter, aParam.mHeight);
+    WriteParam(aWriter, aParam.mFrameNum);
+  }
+
+  static bool Read(MessageReader* aReader, paramType* aResult) {
+    if (!ReadParam(aReader, &(aResult->mBase64Image)) ||
+        !ReadParam(aReader, &(aResult->mFormat)) ||
+        !ReadParam(aReader, &(aResult->mWidth)) ||
+        !ReadParam(aReader, &(aResult->mHeight)) ||
+        !ReadParam(aReader, &(aResult->mFrameNum))) {
+      return false;
+    }
+
+    return true;
+  }
+};
+
+template <>
+struct ParamTraits<mozilla::gfx::VRDisplayCapabilityFlags>
+    : public BitFlagsEnumSerializer<
+          mozilla::gfx::VRDisplayCapabilityFlags,
+          mozilla::gfx::VRDisplayCapabilityFlags::Cap_All> {};
+
+}  // namespace IPC
+
+#endif  // mozilla_gfx_vr_VRMessageUtils_h