Proxy PPB_Instance_Private and PPP_Instance_Private.

ppapi/proxy/ppb_instance_private_proxy.cc

Index: ppapi/proxy/ppb_instance_private_proxy.cc
diff --git a/ppapi/proxy/ppb_instance_private_proxy.cc b/ppapi/proxy/ppb_instance_private_proxy.cc
new file mode 100644
index 0000000000000000000000000000000000000000..10293722191ba9321f880de26bdb543603550ef0
--- /dev/null
+++ b/ppapi/proxy/ppb_instance_private_proxy.cc
@@ -0,0 +1,143 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ppapi/proxy/ppb_instance_private_proxy.h"
+
+#include "ppapi/c/pp_var.h"
+#include "ppapi/c/private/ppb_instance_private.h"
+#include "ppapi/proxy/host_dispatcher.h"
+#include "ppapi/proxy/plugin_dispatcher.h"
+#include "ppapi/proxy/plugin_resource.h"
+#include "ppapi/proxy/plugin_resource_tracker.h"
+#include "ppapi/proxy/ppapi_messages.h"
+#include "ppapi/proxy/serialized_var.h"
+
+namespace pp {
+namespace proxy {
+
+namespace {
+
+PP_Var GetWindowObject(PP_Instance instance) {
+  PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
+  if (!dispatcher)
+    return PP_MakeUndefined();
+
+  ReceiveSerializedVarReturnValue result;
+  dispatcher->Send(new PpapiHostMsg_PPBInstancePrivate_GetWindowObject(
+      INTERFACE_ID_PPB_INSTANCE_PRIVATE, instance, &result));
+  return result.Return(dispatcher);
+}
+
+PP_Var GetOwnerElementObject(PP_Instance instance) {
+  PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
+  if (!dispatcher)
+    return PP_MakeUndefined();
+
+  ReceiveSerializedVarReturnValue result;
+  dispatcher->Send(new PpapiHostMsg_PPBInstancePrivate_GetOwnerElementObject(
+          INTERFACE_ID_PPB_INSTANCE_PRIVATE, instance, &result));
+  return result.Return(dispatcher);
+}
+
+PP_Var ExecuteScript(PP_Instance instance, PP_Var script, PP_Var* exception) {
+  PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
+  if (!dispatcher)
+    return PP_MakeUndefined();
+
+  ReceiveSerializedException se(dispatcher, exception);
+  if (se.IsThrown())
+    return PP_MakeUndefined();
+
+  ReceiveSerializedVarReturnValue result;
+  dispatcher->Send(new PpapiHostMsg_PPBInstancePrivate_ExecuteScript(
+      INTERFACE_ID_PPB_INSTANCE_PRIVATE, instance,
+      SerializedVarSendInput(dispatcher, script), &se, &result));
+  return result.Return(dispatcher);
+}
+
+const PPB_Instance_Private instance_private_interface = {
+  &GetWindowObject,
+  &GetOwnerElementObject,
+  &ExecuteScript
+};
+
+InterfaceProxy* CreateInstancePrivateProxy(Dispatcher* dispatcher,
+                                           const void* target_interface) {
+  return new PPB_Instance_Private_Proxy(dispatcher, target_interface);
+}
+
+}  // namespace
+
+PPB_Instance_Private_Proxy::PPB_Instance_Private_Proxy(
+    Dispatcher* dispatcher, const void* target_interface)
+    : InterfaceProxy(dispatcher, target_interface) {
+}
+
+PPB_Instance_Private_Proxy::~PPB_Instance_Private_Proxy() {
+}
+
+// static
+const InterfaceProxy::Info* PPB_Instance_Private_Proxy::GetInfo() {
+  static const Info info = {
+    &instance_private_interface,
+    PPB_INSTANCE_PRIVATE_INTERFACE,
+    INTERFACE_ID_PPB_INSTANCE_PRIVATE,
+    false,
+    &CreateInstancePrivateProxy,
+  };
+  return &info;
+}
+
+bool PPB_Instance_Private_Proxy::OnMessageReceived(const IPC::Message& msg) {
+  // Prevent the dispatcher from going away during a call to ExecuteScript.
+  // This must happen OUTSIDE of ExecuteScript since the SerializedVars use
+  // the dispatcher upon return of the function (converting the
+  // SerializedVarReturnValue/OutParam to a SerializedVar in the destructor).
+  ScopedModuleReference death_grip(dispatcher());
+
+  bool handled = true;
+  IPC_BEGIN_MESSAGE_MAP(PPB_Instance_Private_Proxy, msg)
+    IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstancePrivate_GetWindowObject,
+                        OnMsgGetWindowObject)
+    IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstancePrivate_GetOwnerElementObject,
+                        OnMsgGetOwnerElementObject)
+    IPC_MESSAGE_HANDLER(PpapiHostMsg_PPBInstancePrivate_ExecuteScript,
+                        OnMsgExecuteScript)
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
+  return handled;
+}
+
+void PPB_Instance_Private_Proxy::OnMsgGetWindowObject(
+    PP_Instance instance,
+    SerializedVarReturnValue result) {
+  result.Return(dispatcher(),
+                ppb_instance_private_target()->GetWindowObject(instance));
+}
+
+void PPB_Instance_Private_Proxy::OnMsgGetOwnerElementObject(
+    PP_Instance instance,
+    SerializedVarReturnValue result) {
+  result.Return(dispatcher(),
+                ppb_instance_private_target()->GetOwnerElementObject(instance));
+}
+
+void PPB_Instance_Private_Proxy::OnMsgExecuteScript(
+    PP_Instance instance,
+    SerializedVarReceiveInput script,
+    SerializedVarOutParam out_exception,
+    SerializedVarReturnValue result) {
+  if (dispatcher()->IsPlugin())
+    NOTREACHED();
+  else
+    static_cast<HostDispatcher*>(dispatcher())->set_allow_plugin_reentrancy();
+
+  result.Return(dispatcher(), ppb_instance_private_target()->ExecuteScript(
+      instance,
+      script.Get(dispatcher()),
+      out_exception.OutParam(dispatcher())));
+}
+
+}  // namespace proxy
+}  // namespace pp