Cloning a bunch of stuff from the native_client repository at r6528

ppapi/native_client/src/shared/ppapi_proxy/plugin_globals.h

Index: ppapi/native_client/src/shared/ppapi_proxy/plugin_globals.h
===================================================================
--- ppapi/native_client/src/shared/ppapi_proxy/plugin_globals.h	(revision 0)
+++ ppapi/native_client/src/shared/ppapi_proxy/plugin_globals.h	(revision 0)
@@ -0,0 +1,79 @@
+// Copyright (c) 2011 The Native Client Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef NATIVE_CLIENT_SRC_SHARED_PPAPI_PROXY_PLUGIN_GLOBALS_H_
+#define NATIVE_CLIENT_SRC_SHARED_PPAPI_PROXY_PLUGIN_GLOBALS_H_
+
+#include "ppapi/c/dev/ppb_memory_dev.h"
+#include "ppapi/c/dev/ppp_find_dev.h"
+#include "ppapi/c/dev/ppp_printing_dev.h"
+#include "ppapi/c/dev/ppp_scrollbar_dev.h"
+#include "ppapi/c/dev/ppp_selection_dev.h"
+#include "ppapi/c/dev/ppp_widget_dev.h"
+#include "ppapi/c/dev/ppp_zoom_dev.h"
+#include "ppapi/c/pp_module.h"
+#include "ppapi/c/ppb.h"
+#include "ppapi/c/ppb_core.h"
+#include "ppapi/c/ppb_var.h"
+#include "ppapi/c/ppp_input_event.h"
+#include "ppapi/c/ppp_instance.h"
+#include "ppapi/c/ppp_messaging.h"
+#include "native_client/src/untrusted/irt/irt_ppapi.h"
+
+struct NaClSrpcChannel;
+
+namespace ppapi_proxy {
+
+// The main SRPC channel is that used to handle foreground (main thread)
+// RPC traffic.
+NaClSrpcChannel* GetMainSrpcChannel();
+void SetMainSrpcChannel(NaClSrpcChannel* channel);
+
+// The upcall SRPC channel is that used to handle other threads' RPC traffic.
+NaClSrpcChannel* GetUpcallSrpcChannel();
+void SetUpcallSrpcChannel(NaClSrpcChannel* channel);
+
+// Save the plugin's module_id, which is used for storage allocation tracking.
+void SetModuleIdForSrpcChannel(NaClSrpcChannel* channel, PP_Module module_id);
+// Forget the plugin's module_id.
+void UnsetModuleIdForSrpcChannel(NaClSrpcChannel* channel);
+// Save the plugin's module_id.
+PP_Module LookupModuleIdForSrpcChannel(NaClSrpcChannel* channel);
+
+// Support for getting PPB_ browser interfaces.
+// Safe version CHECK's for NULL.
+const void* GetBrowserInterface(const char* interface_name);
+const void* GetBrowserInterfaceSafe(const char* interface_name);
+// Functions marked "shared" are to be provided by both the browser and the
+// plugin side of the proxy, so they can be used by the shared proxy code
+// under both trusted and untrusted compilation.
+const PPB_Core* PPBCoreInterface();  // shared
+const PPB_Memory_Dev* PPBMemoryInterface();  // shared
+const PPB_Var* PPBVarInterface();  // shared
+
+// Support for getting PPP_ plugin interfaces.
+// Safe version CHECK's for NULL.
+// Since no PppRpcServer function will be called if the interface is NULL,
+// safe version is used to define interface getters below.
+const void* GetPluginInterface(const char* interface_name);
+const void* GetPluginInterfaceSafe(const char* interface_name);
+const PPP_Find_Dev* PPPFindInterface();
+const PPP_InputEvent* PPPInputEventInterface();
+const PPP_Instance* PPPInstanceInterface();
+const PPP_Messaging* PPPMessagingInterface();
+const PPP_Printing_Dev* PPPPrintingInterface();
+const PPP_Scrollbar_Dev* PPPScrollbarInterface();
+const PPP_Selection_Dev* PPPSelectionInterface();
+const PPP_Widget_Dev* PPPWidgetInterface();
+const PPP_Zoom_Dev* PPPZoomInterface();
+
+// Get thread creation/join functions.
+const struct PP_ThreadFunctions* GetThreadCreator();
+
+// PPAPI constants used in the proxy.
+extern const PP_Resource kInvalidResourceId;
+
+}  // namespace ppapi_proxy
+
+#endif  // NATIVE_CLIENT_SRC_SHARED_PPAPI_PROXY_PLUGIN_GLOBALS_H_