1 files changed, 117 insertions, 0 deletions
diff --git a/dom/ipc/TabMessageUtils.h b/dom/ipc/TabMessageUtils.h
new file mode 100644
index 000000000..cdb76099d
--- /dev/null
+++ b/dom/ipc/TabMessageUtils.h
@@ -0,0 +1,117 @@
+/* -*- 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 TABMESSAGE_UTILS_H
+#define TABMESSAGE_UTILS_H
+
+#include "ipc/IPCMessageUtils.h"
+#include "mozilla/dom/AudioChannelBinding.h"
+#include "nsIDOMEvent.h"
+#include "nsPIDOMWindow.h"
+#include "nsCOMPtr.h"
+
+#ifdef MOZ_CRASHREPORTER
+#include "nsExceptionHandler.h"
+#endif
+
+namespace mozilla {
+namespace dom {
+struct RemoteDOMEvent
+{
+  // Make sure to set the owner after deserializing.
+  nsCOMPtr<nsIDOMEvent> mEvent;
+};
+
+bool ReadRemoteEvent(const IPC::Message* aMsg, PickleIterator* aIter,
+                     mozilla::dom::RemoteDOMEvent* aResult);
+
+#ifdef MOZ_CRASHREPORTER
+typedef CrashReporter::ThreadId NativeThreadId;
+#else
+// unused in this case
+typedef int32_t NativeThreadId;
+#endif
+
+} // namespace dom
+} // namespace mozilla
+
+namespace IPC {
+
+template<>
+struct ParamTraits<mozilla::dom::RemoteDOMEvent>
+{
+  typedef mozilla::dom::RemoteDOMEvent paramType;
+
+  static void Write(Message* aMsg, const paramType& aParam)
+  {
+    aParam.mEvent->Serialize(aMsg, true);
+  }
+
+  static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
+  {
+    return mozilla::dom::ReadRemoteEvent(aMsg, aIter, aResult);
+  }
+
+  static void Log(const paramType& aParam, std::wstring* aLog)
+  {
+  }
+};
+
+template<>
+struct ParamTraits<mozilla::dom::AudioChannel>
+{
+  typedef mozilla::dom::AudioChannel paramType;
+
+  static bool IsLegalValue(const paramType &aValue)
+  {
+    return aValue <= mozilla::dom::AudioChannel::Publicnotification;
+  }
+
+  static void Write(Message* aMsg, const paramType& aValue)
+  {
+    MOZ_ASSERT(IsLegalValue(aValue));
+    WriteParam(aMsg, (uint32_t)aValue);
+  }
+
+  static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
+  {
+    uint32_t value;
+    if(!ReadParam(aMsg, aIter, &value) ||
+       !IsLegalValue(paramType(value))) {
+      return false;
+    }
+    *aResult = paramType(value);
+    return true;
+  }
+
+  static void Log(const paramType& aParam, std::wstring* aLog)
+  {}
+};
+
+template <>
+struct ParamTraits<nsEventStatus>
+  : public ContiguousEnumSerializer<nsEventStatus,
+                                    nsEventStatus_eIgnore,
+                                    nsEventStatus_eSentinel>
+{};
+
+template<>
+struct ParamTraits<nsSizeMode>
+  : public ContiguousEnumSerializer<nsSizeMode,
+                                    nsSizeMode_Normal,
+                                    nsSizeMode_Invalid>
+{};
+
+template<>
+struct ParamTraits<UIStateChangeType>
+  : public ContiguousEnumSerializer<UIStateChangeType,
+                                    UIStateChangeType_NoChange,
+                                    UIStateChangeType_Invalid>
+{ };
+
+} // namespace IPC
+
+#endif // TABMESSAGE_UTILS_H