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 #include "ppapi/proxy/interface_list.h" 6 7 #include "base/hash.h" 8 #include "base/lazy_instance.h" 9 #include "base/memory/singleton.h" 10 #include "ppapi/c/dev/ppb_audio_input_dev.h" 11 #include "ppapi/c/dev/ppb_buffer_dev.h" 12 #include "ppapi/c/dev/ppb_char_set_dev.h" 13 #include "ppapi/c/dev/ppb_crypto_dev.h" 14 #include "ppapi/c/dev/ppb_cursor_control_dev.h" 15 #include "ppapi/c/dev/ppb_device_ref_dev.h" 16 #include "ppapi/c/dev/ppb_font_dev.h" 17 #include "ppapi/c/dev/ppb_gles_chromium_texture_mapping_dev.h" 18 #include "ppapi/c/dev/ppb_ime_input_event_dev.h" 19 #include "ppapi/c/dev/ppb_memory_dev.h" 20 #include "ppapi/c/dev/ppb_opengles2ext_dev.h" 21 #include "ppapi/c/dev/ppb_printing_dev.h" 22 #include "ppapi/c/dev/ppb_scrollbar_dev.h" 23 #include "ppapi/c/dev/ppb_text_input_dev.h" 24 #include "ppapi/c/dev/ppb_trace_event_dev.h" 25 #include "ppapi/c/dev/ppb_truetype_font_dev.h" 26 #include "ppapi/c/dev/ppb_url_util_dev.h" 27 #include "ppapi/c/dev/ppb_var_deprecated.h" 28 #include "ppapi/c/dev/ppb_video_capture_dev.h" 29 #include "ppapi/c/dev/ppb_view_dev.h" 30 #include "ppapi/c/dev/ppb_widget_dev.h" 31 #include "ppapi/c/dev/ppb_zoom_dev.h" 32 #include "ppapi/c/ppb_audio.h" 33 #include "ppapi/c/ppb_audio_buffer.h" 34 #include "ppapi/c/ppb_audio_config.h" 35 #include "ppapi/c/ppb_compositor.h" 36 #include "ppapi/c/ppb_compositor_layer.h" 37 #include "ppapi/c/ppb_console.h" 38 #include "ppapi/c/ppb_core.h" 39 #include "ppapi/c/ppb_file_io.h" 40 #include "ppapi/c/ppb_file_mapping.h" 41 #include "ppapi/c/ppb_file_ref.h" 42 #include "ppapi/c/ppb_file_system.h" 43 #include "ppapi/c/ppb_fullscreen.h" 44 #include "ppapi/c/ppb_graphics_2d.h" 45 #include "ppapi/c/ppb_host_resolver.h" 46 #include "ppapi/c/ppb_image_data.h" 47 #include "ppapi/c/ppb_input_event.h" 48 #include "ppapi/c/ppb_instance.h" 49 #include "ppapi/c/ppb_media_stream_audio_track.h" 50 #include "ppapi/c/ppb_media_stream_video_track.h" 51 #include "ppapi/c/ppb_message_loop.h" 52 #include "ppapi/c/ppb_messaging.h" 53 #include "ppapi/c/ppb_mouse_lock.h" 54 #include "ppapi/c/ppb_net_address.h" 55 #include "ppapi/c/ppb_network_list.h" 56 #include "ppapi/c/ppb_network_monitor.h" 57 #include "ppapi/c/ppb_network_proxy.h" 58 #include "ppapi/c/ppb_opengles2.h" 59 #include "ppapi/c/ppb_tcp_socket.h" 60 #include "ppapi/c/ppb_text_input_controller.h" 61 #include "ppapi/c/ppb_udp_socket.h" 62 #include "ppapi/c/ppb_url_loader.h" 63 #include "ppapi/c/ppb_url_request_info.h" 64 #include "ppapi/c/ppb_url_response_info.h" 65 #include "ppapi/c/ppb_var.h" 66 #include "ppapi/c/ppb_var_array.h" 67 #include "ppapi/c/ppb_var_array_buffer.h" 68 #include "ppapi/c/ppb_var_dictionary.h" 69 #include "ppapi/c/ppb_video_decoder.h" 70 #include "ppapi/c/ppb_video_frame.h" 71 #include "ppapi/c/ppb_view.h" 72 #include "ppapi/c/pp_errors.h" 73 #include "ppapi/c/ppp_instance.h" 74 #include "ppapi/c/private/ppb_content_decryptor_private.h" 75 #include "ppapi/c/private/ppb_ext_crx_file_system_private.h" 76 #include "ppapi/c/private/ppb_file_io_private.h" 77 #include "ppapi/c/private/ppb_file_ref_private.h" 78 #include "ppapi/c/private/ppb_find_private.h" 79 #include "ppapi/c/private/ppb_flash_clipboard.h" 80 #include "ppapi/c/private/ppb_flash_file.h" 81 #include "ppapi/c/private/ppb_flash_font_file.h" 82 #include "ppapi/c/private/ppb_flash_fullscreen.h" 83 #include "ppapi/c/private/ppb_flash.h" 84 #include "ppapi/c/private/ppb_flash_device_id.h" 85 #include "ppapi/c/private/ppb_flash_drm.h" 86 #include "ppapi/c/private/ppb_flash_menu.h" 87 #include "ppapi/c/private/ppb_flash_message_loop.h" 88 #include "ppapi/c/private/ppb_flash_print.h" 89 #include "ppapi/c/private/ppb_host_resolver_private.h" 90 #include "ppapi/c/private/ppb_input_event_private.h" 91 #include "ppapi/c/private/ppb_isolated_file_system_private.h" 92 #include "ppapi/c/private/ppb_net_address_private.h" 93 #include "ppapi/c/private/ppb_output_protection_private.h" 94 #include "ppapi/c/private/ppb_pdf.h" 95 #include "ppapi/c/private/ppb_platform_verification_private.h" 96 #include "ppapi/c/private/ppb_talk_private.h" 97 #include "ppapi/c/private/ppb_tcp_server_socket_private.h" 98 #include "ppapi/c/private/ppb_tcp_socket_private.h" 99 #include "ppapi/c/private/ppb_testing_private.h" 100 #include "ppapi/c/private/ppb_udp_socket_private.h" 101 #include "ppapi/c/private/ppb_uma_private.h" 102 #include "ppapi/c/private/ppb_video_destination_private.h" 103 #include "ppapi/c/private/ppb_video_source_private.h" 104 #include "ppapi/c/private/ppb_x509_certificate_private.h" 105 #include "ppapi/c/private/ppp_content_decryptor_private.h" 106 #include "ppapi/c/trusted/ppb_broker_trusted.h" 107 #include "ppapi/c/trusted/ppb_browser_font_trusted.h" 108 #include "ppapi/c/trusted/ppb_char_set_trusted.h" 109 #include "ppapi/c/trusted/ppb_file_chooser_trusted.h" 110 #include "ppapi/c/trusted/ppb_url_loader_trusted.h" 111 #include "ppapi/proxy/interface_proxy.h" 112 #include "ppapi/proxy/plugin_globals.h" 113 #include "ppapi/proxy/ppapi_messages.h" 114 #include "ppapi/proxy/ppb_audio_proxy.h" 115 #include "ppapi/proxy/ppb_broker_proxy.h" 116 #include "ppapi/proxy/ppb_buffer_proxy.h" 117 #include "ppapi/proxy/ppb_core_proxy.h" 118 #include "ppapi/proxy/ppb_flash_message_loop_proxy.h" 119 #include "ppapi/proxy/ppb_graphics_3d_proxy.h" 120 #include "ppapi/proxy/ppb_image_data_proxy.h" 121 #include "ppapi/proxy/ppb_instance_proxy.h" 122 #include "ppapi/proxy/ppb_message_loop_proxy.h" 123 #include "ppapi/proxy/ppb_testing_proxy.h" 124 #include "ppapi/proxy/ppb_var_deprecated_proxy.h" 125 #include "ppapi/proxy/ppb_video_decoder_proxy.h" 126 #include "ppapi/proxy/ppb_x509_certificate_private_proxy.h" 127 #include "ppapi/proxy/ppp_class_proxy.h" 128 #include "ppapi/proxy/ppp_content_decryptor_private_proxy.h" 129 #include "ppapi/proxy/ppp_find_proxy.h" 130 #include "ppapi/proxy/ppp_graphics_3d_proxy.h" 131 #include "ppapi/proxy/ppp_input_event_proxy.h" 132 #include "ppapi/proxy/ppp_instance_private_proxy.h" 133 #include "ppapi/proxy/ppp_instance_proxy.h" 134 #include "ppapi/proxy/ppp_messaging_proxy.h" 135 #include "ppapi/proxy/ppp_mouse_lock_proxy.h" 136 #include "ppapi/proxy/ppp_pdf_proxy.h" 137 #include "ppapi/proxy/ppp_printing_proxy.h" 138 #include "ppapi/proxy/ppp_text_input_proxy.h" 139 #include "ppapi/proxy/ppp_video_decoder_proxy.h" 140 #include "ppapi/proxy/resource_creation_proxy.h" 141 #include "ppapi/shared_impl/ppb_opengles2_shared.h" 142 #include "ppapi/shared_impl/ppb_var_shared.h" 143 #include "ppapi/thunk/thunk.h" 144 145 // Helper to get the proxy name PPB_Foo_Proxy given the API name PPB_Foo. 146 #define PROXY_CLASS_NAME(api_name) api_name##_Proxy 147 148 // Helper to get the interface ID PPB_Foo_Proxy::kApiID given the API 149 // name PPB_Foo. 150 #define PROXY_API_ID(api_name) PROXY_CLASS_NAME(api_name)::kApiID 151 152 // Helper to get the name of the templatized factory function. 153 #define PROXY_FACTORY_NAME(api_name) ProxyFactory<PROXY_CLASS_NAME(api_name)> 154 155 // Helper to get the name of the thunk GetPPB_Foo_1_0_Thunk given the interface 156 // struct name PPB_Foo_1_0. 157 #define INTERFACE_THUNK_NAME(iface_struct) thunk::Get##iface_struct##_Thunk 158 159 namespace ppapi { 160 namespace proxy { 161 162 namespace { 163 164 template<typename ProxyClass> 165 InterfaceProxy* ProxyFactory(Dispatcher* dispatcher) { 166 return new ProxyClass(dispatcher); 167 } 168 169 base::LazyInstance<PpapiPermissions> g_process_global_permissions; 170 171 } // namespace 172 173 InterfaceList::InterfaceList() { 174 memset(id_to_factory_, 0, sizeof(id_to_factory_)); 175 176 // Register the API factories for each of the API types. This calls AddProxy 177 // for each InterfaceProxy type we support. 178 #define PROXIED_API(api_name) \ 179 AddProxy(PROXY_API_ID(api_name), &PROXY_FACTORY_NAME(api_name)); 180 181 // Register each proxied interface by calling AddPPB for each supported 182 // interface. Set current_required_permission to the appropriate value for 183 // the value you want expanded by this macro. 184 #define PROXIED_IFACE(iface_str, iface_struct) \ 185 AddPPB(iface_str, \ 186 INTERFACE_THUNK_NAME(iface_struct)(), \ 187 current_required_permission); 188 189 { 190 Permission current_required_permission = PERMISSION_NONE; 191 #include "ppapi/thunk/interfaces_ppb_private_no_permissions.h" 192 #include "ppapi/thunk/interfaces_ppb_public_stable.h" 193 } 194 { 195 Permission current_required_permission = PERMISSION_DEV; 196 #include "ppapi/thunk/interfaces_ppb_public_dev.h" 197 } 198 { 199 Permission current_required_permission = PERMISSION_PRIVATE; 200 #include "ppapi/thunk/interfaces_ppb_private.h" 201 } 202 { 203 #if !defined(OS_NACL) 204 Permission current_required_permission = PERMISSION_FLASH; 205 #include "ppapi/thunk/interfaces_ppb_private_flash.h" 206 #endif // !defined(OS_NACL) 207 } 208 { 209 Permission current_required_permission = PERMISSION_DEV_CHANNEL; 210 #include "ppapi/thunk/interfaces_ppb_public_dev_channel.h" 211 } 212 213 #undef PROXIED_API 214 #undef PROXIED_IFACE 215 216 // Manually add some special proxies. Some of these don't have interfaces 217 // that they support, so aren't covered by the macros above, but have proxies 218 // for message routing. Others have different implementations between the 219 // proxy and the impl and there's no obvious message routing. 220 AddProxy(API_ID_RESOURCE_CREATION, &ResourceCreationProxy::Create); 221 AddProxy(API_ID_PPP_CLASS, &PPP_Class_Proxy::Create); 222 AddPPB(PPB_CORE_INTERFACE_1_0, 223 PPB_Core_Proxy::GetPPB_Core_Interface(), PERMISSION_NONE); 224 AddPPB(PPB_MESSAGELOOP_INTERFACE_1_0, 225 PPB_MessageLoop_Proxy::GetInterface(), PERMISSION_NONE); 226 AddPPB(PPB_OPENGLES2_INTERFACE_1_0, 227 PPB_OpenGLES2_Shared::GetInterface(), PERMISSION_NONE); 228 AddPPB(PPB_OPENGLES2_INSTANCEDARRAYS_INTERFACE_1_0, 229 PPB_OpenGLES2_Shared::GetInstancedArraysInterface(), PERMISSION_NONE); 230 AddPPB(PPB_OPENGLES2_FRAMEBUFFERBLIT_INTERFACE_1_0, 231 PPB_OpenGLES2_Shared::GetFramebufferBlitInterface(), PERMISSION_NONE); 232 AddPPB(PPB_OPENGLES2_FRAMEBUFFERMULTISAMPLE_INTERFACE_1_0, 233 PPB_OpenGLES2_Shared::GetFramebufferMultisampleInterface(), 234 PERMISSION_NONE); 235 AddPPB(PPB_OPENGLES2_CHROMIUMENABLEFEATURE_INTERFACE_1_0, 236 PPB_OpenGLES2_Shared::GetChromiumEnableFeatureInterface(), 237 PERMISSION_NONE); 238 AddPPB(PPB_OPENGLES2_CHROMIUMMAPSUB_INTERFACE_1_0, 239 PPB_OpenGLES2_Shared::GetChromiumMapSubInterface(), PERMISSION_NONE); 240 AddPPB(PPB_OPENGLES2_CHROMIUMMAPSUB_DEV_INTERFACE_1_0, 241 PPB_OpenGLES2_Shared::GetChromiumMapSubInterface(), PERMISSION_NONE); 242 AddPPB(PPB_OPENGLES2_QUERY_INTERFACE_1_0, 243 PPB_OpenGLES2_Shared::GetQueryInterface(), PERMISSION_NONE); 244 AddPPB(PPB_OPENGLES2_DRAWBUFFERS_DEV_INTERFACE_1_0, 245 PPB_OpenGLES2_Shared::GetDrawBuffersInterface(), 246 PERMISSION_DEV); 247 AddPPB(PPB_VAR_ARRAY_BUFFER_INTERFACE_1_0, 248 PPB_Var_Shared::GetVarArrayBufferInterface1_0(), 249 PERMISSION_NONE); 250 AddPPB(PPB_VAR_INTERFACE_1_2, 251 PPB_Var_Shared::GetVarInterface1_2(), PERMISSION_NONE); 252 AddPPB(PPB_VAR_INTERFACE_1_1, 253 PPB_Var_Shared::GetVarInterface1_1(), PERMISSION_NONE); 254 AddPPB(PPB_VAR_INTERFACE_1_0, 255 PPB_Var_Shared::GetVarInterface1_0(), PERMISSION_NONE); 256 257 #if !defined(OS_NACL) 258 // PPB (browser) interfaces. 259 // Do not add more stuff here, they should be added to interface_list*.h 260 // TODO(brettw) remove these. 261 AddProxy(API_ID_PPB_INSTANCE_PRIVATE, &ProxyFactory<PPB_Instance_Proxy>); 262 AddPPB(PPB_INSTANCE_PRIVATE_INTERFACE_0_1, 263 thunk::GetPPB_Instance_Private_0_1_Thunk(), 264 PERMISSION_PRIVATE); 265 266 AddProxy(API_ID_PPB_VAR_DEPRECATED, &ProxyFactory<PPB_Var_Deprecated_Proxy>); 267 AddPPB(PPB_VAR_DEPRECATED_INTERFACE, 268 PPB_Var_Deprecated_Proxy::GetProxyInterface(), PERMISSION_DEV); 269 270 // TODO(tomfinegan): Figure out where to put these once we refactor things 271 // to load the PPP interface struct from the PPB interface. 272 AddProxy(API_ID_PPP_CONTENT_DECRYPTOR_PRIVATE, 273 &ProxyFactory<PPP_ContentDecryptor_Private_Proxy>); 274 AddPPP(PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE, 275 PPP_ContentDecryptor_Private_Proxy::GetProxyInterface()); 276 #endif 277 AddProxy(API_ID_PPB_TESTING, &ProxyFactory<PPB_Testing_Proxy>); 278 AddPPB(PPB_TESTING_PRIVATE_INTERFACE, 279 PPB_Testing_Proxy::GetProxyInterface(), PERMISSION_TESTING); 280 281 // PPP (plugin) interfaces. 282 // TODO(brettw) move these to interface_list*.h 283 AddProxy(API_ID_PPP_GRAPHICS_3D, &ProxyFactory<PPP_Graphics3D_Proxy>); 284 AddPPP(PPP_GRAPHICS_3D_INTERFACE, PPP_Graphics3D_Proxy::GetProxyInterface()); 285 AddProxy(API_ID_PPP_INPUT_EVENT, &ProxyFactory<PPP_InputEvent_Proxy>); 286 AddPPP(PPP_INPUT_EVENT_INTERFACE, PPP_InputEvent_Proxy::GetProxyInterface()); 287 AddProxy(API_ID_PPP_INSTANCE, &ProxyFactory<PPP_Instance_Proxy>); 288 #if !defined(OS_NACL) 289 AddPPP(PPP_INSTANCE_INTERFACE_1_1, 290 PPP_Instance_Proxy::GetInstanceInterface()); 291 AddProxy(API_ID_PPP_INSTANCE_PRIVATE, 292 &ProxyFactory<PPP_Instance_Private_Proxy>); 293 AddPPP(PPP_INSTANCE_PRIVATE_INTERFACE, 294 PPP_Instance_Private_Proxy::GetProxyInterface()); 295 #endif 296 AddProxy(API_ID_PPP_MESSAGING, &ProxyFactory<PPP_Messaging_Proxy>); 297 AddProxy(API_ID_PPP_MOUSE_LOCK, &ProxyFactory<PPP_MouseLock_Proxy>); 298 AddPPP(PPP_MOUSELOCK_INTERFACE, PPP_MouseLock_Proxy::GetProxyInterface()); 299 AddProxy(API_ID_PPP_PRINTING, &ProxyFactory<PPP_Printing_Proxy>); 300 AddPPP(PPP_PRINTING_DEV_INTERFACE, PPP_Printing_Proxy::GetProxyInterface()); 301 AddProxy(API_ID_PPP_TEXT_INPUT, &ProxyFactory<PPP_TextInput_Proxy>); 302 AddPPP(PPP_TEXTINPUT_DEV_INTERFACE, PPP_TextInput_Proxy::GetProxyInterface()); 303 #if !defined(OS_NACL) 304 AddProxy(API_ID_PPP_PDF, &ProxyFactory<PPP_Pdf_Proxy>); 305 AddPPP(PPP_PDF_INTERFACE, PPP_Pdf_Proxy::GetProxyInterface()); 306 AddProxy(API_ID_PPP_FIND_PRIVATE, &ProxyFactory<PPP_Find_Proxy>); 307 AddPPP(PPP_FIND_PRIVATE_INTERFACE, PPP_Find_Proxy::GetProxyInterface()); 308 AddProxy(API_ID_PPP_VIDEO_DECODER_DEV, &ProxyFactory<PPP_VideoDecoder_Proxy>); 309 AddPPP(PPP_VIDEODECODER_DEV_INTERFACE, 310 PPP_VideoDecoder_Proxy::GetProxyInterface()); 311 #endif 312 } 313 314 InterfaceList::~InterfaceList() { 315 } 316 317 // static 318 InterfaceList* InterfaceList::GetInstance() { 319 return Singleton<InterfaceList>::get(); 320 } 321 322 // static 323 void InterfaceList::SetProcessGlobalPermissions( 324 const PpapiPermissions& permissions) { 325 g_process_global_permissions.Get() = permissions; 326 } 327 328 InterfaceProxy::Factory InterfaceList::GetFactoryForID(ApiID id) const { 329 int index = static_cast<int>(id); 330 COMPILE_ASSERT(API_ID_NONE == 0, none_must_be_zero); 331 if (id <= 0 || id >= API_ID_COUNT) 332 return NULL; 333 return id_to_factory_[index]; 334 } 335 336 const void* InterfaceList::GetInterfaceForPPB(const std::string& name) { 337 NameToInterfaceInfoMap::iterator found = 338 name_to_browser_info_.find(name); 339 if (found == name_to_browser_info_.end()) 340 return NULL; 341 342 if (g_process_global_permissions.Get().HasPermission( 343 found->second.required_permission)) { 344 // Only log interface use once per plugin. 345 if (!found->second.interface_logged) { 346 PluginGlobals::Get()->GetBrowserSender()->Send( 347 new PpapiHostMsg_LogInterfaceUsage(HashInterfaceName(name))); 348 found->second.interface_logged = true; 349 } 350 return found->second.iface; 351 } 352 return NULL; 353 } 354 355 const void* InterfaceList::GetInterfaceForPPP(const std::string& name) const { 356 NameToInterfaceInfoMap::const_iterator found = 357 name_to_plugin_info_.find(name); 358 if (found == name_to_plugin_info_.end()) 359 return NULL; 360 return found->second.iface; 361 } 362 363 void InterfaceList::AddProxy(ApiID id, 364 InterfaceProxy::Factory factory) { 365 // For interfaces with no corresponding _Proxy objects, the macros will 366 // generate calls to this function with API_ID_NONE. This means we 367 // should just skip adding a factory for these functions. 368 if (id == API_ID_NONE) 369 return; 370 371 // The factory should be an exact dupe of the one we already have if it 372 // has already been registered before. 373 int index = static_cast<int>(id); 374 DCHECK(!id_to_factory_[index] || id_to_factory_[index] == factory); 375 376 id_to_factory_[index] = factory; 377 } 378 379 void InterfaceList::AddPPB(const char* name, 380 const void* iface, 381 Permission perm) { 382 DCHECK(name_to_browser_info_.find(name) == name_to_browser_info_.end()); 383 name_to_browser_info_[name] = InterfaceInfo(iface, perm); 384 } 385 386 void InterfaceList::AddPPP(const char* name, 387 const void* iface) { 388 DCHECK(name_to_plugin_info_.find(name) == name_to_plugin_info_.end()); 389 name_to_plugin_info_[name] = InterfaceInfo(iface, PERMISSION_NONE); 390 } 391 392 // static 393 int InterfaceList::HashInterfaceName(const std::string& name) { 394 uint32 data = base::Hash(name.c_str(), name.size()); 395 // Strip off the signed bit because UMA doesn't support negative values, 396 // but takes a signed int as input. 397 return static_cast<int>(data & 0x7fffffff); 398 } 399 400 } // namespace proxy 401 } // namespace ppapi 402