Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium Authors. 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 | // When used in conjunction with module_embedder.h, this gives a default |
| 6 | // implementation of ppp.h for clients of the ppapi C++ interface. Most |
| 7 | // plugin implementors can export their derivation of Module by just |
| 8 | // linking to this implementation. |
| 9 | |
| 10 | #include "ppapi/c/ppb.h" |
| 11 | #include "ppapi/c/ppp.h" |
| 12 | #include "ppapi/c/pp_errors.h" |
| 13 | #include "ppapi/cpp/module.h" |
| 14 | #include "ppapi/cpp/module_embedder.h" |
| 15 | |
| 16 | static pp::Module* g_module_singleton = NULL; |
| 17 | static PP_GetInterface_Func g_broker_get_interface = NULL; |
| 18 | |
| 19 | namespace pp { |
| 20 | |
| 21 | // Give a default implementation of Module::Get(). See module.cc for details. |
| 22 | pp::Module* Module::Get() { |
| 23 | return g_module_singleton; |
| 24 | } |
| 25 | |
| 26 | void SetBrokerGetInterfaceFunc(PP_GetInterface_Func broker_get_interface) { |
| 27 | g_broker_get_interface = broker_get_interface; |
| 28 | } |
| 29 | |
| 30 | } // namespace pp |
| 31 | |
| 32 | // Global PPP functions -------------------------------------------------------- |
| 33 | |
| 34 | PP_EXPORT int32_t PPP_InitializeModule(PP_Module module_id, |
| 35 | PPB_GetInterface get_browser_interface) { |
| 36 | pp::Module* module = pp::CreateModule(); |
| 37 | if (!module) |
| 38 | return PP_ERROR_FAILED; |
| 39 | |
| 40 | if (!module->InternalInit(module_id, get_browser_interface)) { |
| 41 | delete module; |
| 42 | return PP_ERROR_FAILED; |
| 43 | } |
| 44 | g_module_singleton = module; |
| 45 | return PP_OK; |
| 46 | } |
| 47 | |
| 48 | PP_EXPORT void PPP_ShutdownModule() { |
| 49 | delete g_module_singleton; |
| 50 | g_module_singleton = NULL; |
| 51 | } |
| 52 | |
| 53 | PP_EXPORT const void* PPP_GetInterface(const char* interface_name) { |
| 54 | if (g_module_singleton) |
| 55 | return g_module_singleton->GetPluginInterface(interface_name); |
| 56 | if (g_broker_get_interface) |
| 57 | return g_broker_get_interface(interface_name); |
| 58 | return NULL; |
| 59 | } |