src/xwalk-module/extension_adapter.h

   1 // Copyright 2014 Samsung Electronics Co, Ltd. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef WRT_SERVICE_NODE_EXTENSION_ADAPTER_H_
   6 #define WRT_SERVICE_NODE_EXTENSION_ADAPTER_H_
   7
   8 #include <map>
   9
  10 #include "XW_Extension.h"
  11 #include "XW_Extension_SyncMessage.h"
  12 #include "XW_Extension_EntryPoints.h"
  13 #include "XW_Extension_Runtime.h"
  14 #include "XW_Extension_Permissions.h"
  15 #include "XW_Extension_Data.h"
  16
  17 #include "extension.h"
  18
  19 namespace wrt {
  20 namespace xwalk {
  21
  22 class ExtensionAdapter {
  23  public:
  24   static ExtensionAdapter* GetInstance();
  25
  26   XW_Extension GetNextXWExtension();
  27   XW_Instance GetNextXWInstance();
  28
  29   void RegisterExtension(Extension* extension);
  30   void UnregisterExtension(Extension* extension);
  31
  32   void RegisterInstance(ExtensionInstance* instance);
  33   void UnregisterInstance(ExtensionInstance* instance);
  34
  35   // Returns the correct struct according to interface asked. This is
  36   // passed to external extensions in XW_Initialize() call.
  37   static const void* GetInterface(const char* name);
  38
  39   static Extension* GetExtension(XW_Extension xw_extension);
  40   static ExtensionInstance* GetExtensionInstance(XW_Instance xw_instance);
  41
  42  private:
  43   ExtensionAdapter();
  44   virtual ~ExtensionAdapter();
  45
  46
  47   static void CoreSetExtensionName(XW_Extension xw_extension, const char* name);
  48   static void CoreSetJavaScriptAPI(XW_Extension xw_extension,const char* javascript_api);
  49   static void CoreRegisterInstanceCallbacks(XW_Extension xw_extension,
  50                                      XW_CreatedInstanceCallback created,
  51                                      XW_DestroyedInstanceCallback destroyed);
  52   static void CoreRegisterShutdownCallback(XW_Extension xw_extension,
  53                                     XW_ShutdownCallback shutdown);
  54   static void CoreSetInstanceData(XW_Instance xw_instance, void* data);
  55   static void* CoreGetInstanceData(XW_Instance xw_instance);
  56   static void MessagingRegister(XW_Extension xw_extension, XW_HandleMessageCallback handle_message);
  57   static void MessagingPostMessage(XW_Instance xw_instance, const char* message);
  58   static void SyncMessagingRegister(XW_Extension xw_extension,
  59                              XW_HandleSyncMessageCallback handle_sync_message);
  60   static void SyncMessagingSetSyncReply(XW_Instance xw_instance, const char* reply);
  61   static void EntryPointsSetExtraJSEntryPoints(XW_Extension xw_extension,
  62                                         const char** entry_points);
  63   static void RuntimeGetStringVariable(XW_Extension xw_extension,
  64                                 const char* key,
  65                                 char* value,
  66                                 unsigned int value_len);
  67   static int PermissionsCheckAPIAccessControl(XW_Extension xw_extension,
  68                                        const char* api_name);
  69   static int PermissionsRegisterPermissions(XW_Extension xw_extension,
  70                                      const char* perm_table);
  71   static void DataRegisterSync(XW_Extension xw_extension, XW_HandleDataCallback handle_sync_data);
  72   static void DataRegisterAsync(XW_Extension xw_extension, XW_HandleDataCallback handle_data);
  73   static void DataSetSyncReply(XW_Instance instance, const char* reply,
  74                                uint8_t* buffer, size_t len);
  75   static void DataPostData(XW_Instance instance, const char* message,
  76                            uint8_t* buffer, size_t len);
  77
  78   typedef std::map<XW_Extension, Extension*> ExtensionMap;
  79   ExtensionMap extension_map_;
  80
  81   typedef std::map<XW_Instance, ExtensionInstance*> InstanceMap;
  82   InstanceMap instance_map_;
  83
  84   XW_Extension next_xw_extension_;
  85   XW_Instance next_xw_instance_;
  86 };
  87
  88 } // namespace xwalk
  89 } // namespace wrt
  90
  91 #endif // WRT_SERVICE_NODE_EXTENSION_ADAPTER_H_