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/lazy_instance.h"
8#include "base/memory/singleton.h"
9#include "ppapi/c/dev/ppb_alarms_dev.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_graphics_2d_dev.h"
19#include "ppapi/c/dev/ppb_ime_input_event_dev.h"
20#include "ppapi/c/dev/ppb_keyboard_input_event_dev.h"
21#include "ppapi/c/dev/ppb_memory_dev.h"
22#include "ppapi/c/dev/ppb_opengles2ext_dev.h"
23#include "ppapi/c/dev/ppb_printing_dev.h"
24#include "ppapi/c/dev/ppb_resource_array_dev.h"
25#include "ppapi/c/dev/ppb_text_input_dev.h"
26#include "ppapi/c/dev/ppb_trace_event_dev.h"
27#include "ppapi/c/dev/ppb_truetype_font_dev.h"
28#include "ppapi/c/dev/ppb_url_util_dev.h"
29#include "ppapi/c/dev/ppb_var_deprecated.h"
30#include "ppapi/c/dev/ppb_var_resource_dev.h"
31#include "ppapi/c/dev/ppb_video_capture_dev.h"
32#include "ppapi/c/dev/ppb_view_dev.h"
33#include "ppapi/c/extensions/dev/ppb_ext_socket_dev.h"
34#include "ppapi/c/ppb_audio_config.h"
35#include "ppapi/c/ppb_audio.h"
36#include "ppapi/c/ppb_console.h"
37#include "ppapi/c/ppb_core.h"
38#include "ppapi/c/ppb_file_io.h"
39#include "ppapi/c/ppb_file_ref.h"
40#include "ppapi/c/ppb_file_system.h"
41#include "ppapi/c/ppb_fullscreen.h"
42#include "ppapi/c/ppb_graphics_2d.h"
43#include "ppapi/c/ppb_host_resolver.h"
44#include "ppapi/c/ppb_image_data.h"
45#include "ppapi/c/ppb_input_event.h"
46#include "ppapi/c/ppb_instance.h"
47#include "ppapi/c/ppb_message_loop.h"
48#include "ppapi/c/ppb_messaging.h"
49#include "ppapi/c/ppb_mouse_lock.h"
50#include "ppapi/c/ppb_net_address.h"
51#include "ppapi/c/ppb_network_list.h"
52#include "ppapi/c/ppb_network_monitor.h"
53#include "ppapi/c/ppb_network_proxy.h"
54#include "ppapi/c/ppb_opengles2.h"
55#include "ppapi/c/ppb_tcp_socket.h"
56#include "ppapi/c/ppb_text_input_controller.h"
57#include "ppapi/c/ppb_udp_socket.h"
58#include "ppapi/c/ppb_url_loader.h"
59#include "ppapi/c/ppb_url_request_info.h"
60#include "ppapi/c/ppb_url_response_info.h"
61#include "ppapi/c/ppb_var.h"
62#include "ppapi/c/ppb_var_array.h"
63#include "ppapi/c/ppb_var_array_buffer.h"
64#include "ppapi/c/ppb_var_dictionary.h"
65#include "ppapi/c/ppb_view.h"
66#include "ppapi/c/pp_errors.h"
67#include "ppapi/c/ppp_instance.h"
68#include "ppapi/c/private/ppb_content_decryptor_private.h"
69#include "ppapi/c/private/ppb_ext_crx_file_system_private.h"
70#include "ppapi/c/private/ppb_file_io_private.h"
71#include "ppapi/c/private/ppb_file_ref_private.h"
72#include "ppapi/c/private/ppb_flash_clipboard.h"
73#include "ppapi/c/private/ppb_flash_file.h"
74#include "ppapi/c/private/ppb_flash_font_file.h"
75#include "ppapi/c/private/ppb_flash_fullscreen.h"
76#include "ppapi/c/private/ppb_flash.h"
77#include "ppapi/c/private/ppb_flash_device_id.h"
78#include "ppapi/c/private/ppb_flash_drm.h"
79#include "ppapi/c/private/ppb_flash_menu.h"
80#include "ppapi/c/private/ppb_flash_message_loop.h"
81#include "ppapi/c/private/ppb_flash_print.h"
82#include "ppapi/c/private/ppb_host_resolver_private.h"
83#include "ppapi/c/private/ppb_isolated_file_system_private.h"
84#include "ppapi/c/private/ppb_net_address_private.h"
85#include "ppapi/c/private/ppb_output_protection_private.h"
86#include "ppapi/c/private/ppb_pdf.h"
87#include "ppapi/c/private/ppb_platform_verification_private.h"
88#include "ppapi/c/private/ppb_talk_private.h"
89#include "ppapi/c/private/ppb_tcp_server_socket_private.h"
90#include "ppapi/c/private/ppb_tcp_socket_private.h"
91#include "ppapi/c/private/ppb_testing_private.h"
92#include "ppapi/c/private/ppb_udp_socket_private.h"
93#include "ppapi/c/private/ppb_video_destination_private.h"
94#include "ppapi/c/private/ppb_video_source_private.h"
95#include "ppapi/c/private/ppb_x509_certificate_private.h"
96#include "ppapi/c/private/ppp_content_decryptor_private.h"
97#include "ppapi/c/trusted/ppb_broker_trusted.h"
98#include "ppapi/c/trusted/ppb_browser_font_trusted.h"
99#include "ppapi/c/trusted/ppb_char_set_trusted.h"
100#include "ppapi/c/trusted/ppb_file_chooser_trusted.h"
101#include "ppapi/c/trusted/ppb_url_loader_trusted.h"
102#include "ppapi/proxy/interface_proxy.h"
103#include "ppapi/proxy/ppb_audio_proxy.h"
104#include "ppapi/proxy/ppb_broker_proxy.h"
105#include "ppapi/proxy/ppb_buffer_proxy.h"
106#include "ppapi/proxy/ppb_core_proxy.h"
107#include "ppapi/proxy/ppb_flash_message_loop_proxy.h"
108#include "ppapi/proxy/ppb_graphics_3d_proxy.h"
109#include "ppapi/proxy/ppb_image_data_proxy.h"
110#include "ppapi/proxy/ppb_instance_proxy.h"
111#include "ppapi/proxy/ppb_message_loop_proxy.h"
112#include "ppapi/proxy/ppb_testing_proxy.h"
113#include "ppapi/proxy/ppb_var_deprecated_proxy.h"
114#include "ppapi/proxy/ppb_video_decoder_proxy.h"
115#include "ppapi/proxy/ppb_x509_certificate_private_proxy.h"
116#include "ppapi/proxy/ppp_class_proxy.h"
117#include "ppapi/proxy/ppp_content_decryptor_private_proxy.h"
118#include "ppapi/proxy/ppp_graphics_3d_proxy.h"
119#include "ppapi/proxy/ppp_input_event_proxy.h"
120#include "ppapi/proxy/ppp_instance_private_proxy.h"
121#include "ppapi/proxy/ppp_instance_proxy.h"
122#include "ppapi/proxy/ppp_messaging_proxy.h"
123#include "ppapi/proxy/ppp_mouse_lock_proxy.h"
124#include "ppapi/proxy/ppp_printing_proxy.h"
125#include "ppapi/proxy/ppp_text_input_proxy.h"
126#include "ppapi/proxy/ppp_video_decoder_proxy.h"
127#include "ppapi/proxy/resource_creation_proxy.h"
128#include "ppapi/shared_impl/ppb_opengles2_shared.h"
129#include "ppapi/shared_impl/ppb_var_shared.h"
130#include "ppapi/thunk/thunk.h"
131
132// Helper to get the proxy name PPB_Foo_Proxy given the API name PPB_Foo.
133#define PROXY_CLASS_NAME(api_name) api_name##_Proxy
134
135// Helper to get the interface ID PPB_Foo_Proxy::kApiID given the API
136// name PPB_Foo.
137#define PROXY_API_ID(api_name) PROXY_CLASS_NAME(api_name)::kApiID
138
139// Helper to get the name of the templatized factory function.
140#define PROXY_FACTORY_NAME(api_name) ProxyFactory<PROXY_CLASS_NAME(api_name)>
141
142// Helper to get the name of the thunk GetPPB_Foo_1_0_Thunk given the interface
143// struct name PPB_Foo_1_0.
144#define INTERFACE_THUNK_NAME(iface_struct) thunk::Get##iface_struct##_Thunk
145
146namespace ppapi {
147namespace proxy {
148
149namespace {
150
151// The interface list has interfaces with no ID listed as "NoAPIName" which
152// means there's no corresponding _Proxy object. Our macros expand this to
153// NoAPIName_Proxy, and then they look for kApiID inside it.
154//
155// This dummy class provides the correct definition for that interface ID,
156// which is "NONE".
157class NoAPIName_Proxy {
158 public:
159  static const ApiID kApiID = API_ID_NONE;
160};
161
162template<typename ProxyClass>
163InterfaceProxy* ProxyFactory(Dispatcher* dispatcher) {
164  return new ProxyClass(dispatcher);
165}
166
167base::LazyInstance<PpapiPermissions> g_process_global_permissions;
168base::LazyInstance<bool> g_supports_dev_channel;
169
170}  // namespace
171
172InterfaceList::InterfaceList() {
173  memset(id_to_factory_, 0, sizeof(id_to_factory_));
174
175  // Register the API factories for each of the API types. This calls AddProxy
176  // for each InterfaceProxy type we support.
177  #define PROXIED_API(api_name) \
178      AddProxy(PROXY_API_ID(api_name), &PROXY_FACTORY_NAME(api_name));
179
180  // Register each proxied interface by calling AddPPB for each supported
181  // interface. Set current_required_permission to the appropriate value for
182  // the value you want expanded by this macro.
183  #define PROXIED_IFACE(api_name, iface_str, iface_struct) \
184      AddPPB(iface_str, PROXY_API_ID(api_name), \
185             INTERFACE_THUNK_NAME(iface_struct)(), \
186             current_required_permission);
187
188  {
189    Permission current_required_permission = PERMISSION_NONE;
190    #include "ppapi/thunk/interfaces_ppb_private_no_permissions.h"
191    #include "ppapi/thunk/interfaces_ppb_public_stable.h"
192  }
193  {
194    Permission current_required_permission = PERMISSION_DEV;
195    #include "ppapi/thunk/interfaces_ppb_public_dev.h"
196  }
197  {
198    Permission current_required_permission = PERMISSION_PRIVATE;
199    #include "ppapi/thunk/interfaces_ppb_private.h"
200  }
201  {
202#if !defined(OS_NACL)
203    Permission current_required_permission = PERMISSION_FLASH;
204    #include "ppapi/thunk/interfaces_ppb_private_flash.h"
205#endif  // !defined(OS_NACL)
206  }
207
208  // TODO(teravest): Add dev channel interfaces here.
209
210  #undef PROXIED_API
211  #undef PROXIED_IFACE
212
213  // Manually add some special proxies. Some of these don't have interfaces
214  // that they support, so aren't covered by the macros above, but have proxies
215  // for message routing. Others have different implementations between the
216  // proxy and the impl and there's no obvious message routing.
217  AddProxy(API_ID_RESOURCE_CREATION, &ResourceCreationProxy::Create);
218  AddProxy(API_ID_PPP_CLASS, &PPP_Class_Proxy::Create);
219  AddPPB(PPB_CORE_INTERFACE_1_0, API_ID_PPB_CORE,
220         PPB_Core_Proxy::GetPPB_Core_Interface(), PERMISSION_NONE);
221  AddPPB(PPB_MESSAGELOOP_INTERFACE_1_0, API_ID_NONE,
222         PPB_MessageLoop_Proxy::GetInterface(), PERMISSION_NONE);
223  AddPPB(PPB_OPENGLES2_INTERFACE_1_0, API_ID_NONE,
224         PPB_OpenGLES2_Shared::GetInterface(), PERMISSION_NONE);
225  AddPPB(PPB_OPENGLES2_INSTANCEDARRAYS_INTERFACE_1_0, API_ID_NONE,
226         PPB_OpenGLES2_Shared::GetInstancedArraysInterface(), PERMISSION_NONE);
227  AddPPB(PPB_OPENGLES2_FRAMEBUFFERBLIT_INTERFACE_1_0, API_ID_NONE,
228         PPB_OpenGLES2_Shared::GetFramebufferBlitInterface(), PERMISSION_NONE);
229  AddPPB(PPB_OPENGLES2_FRAMEBUFFERMULTISAMPLE_INTERFACE_1_0, API_ID_NONE,
230         PPB_OpenGLES2_Shared::GetFramebufferMultisampleInterface(),
231         PERMISSION_NONE);
232  AddPPB(PPB_OPENGLES2_CHROMIUMENABLEFEATURE_INTERFACE_1_0, API_ID_NONE,
233         PPB_OpenGLES2_Shared::GetChromiumEnableFeatureInterface(),
234         PERMISSION_NONE);
235  AddPPB(PPB_OPENGLES2_CHROMIUMMAPSUB_INTERFACE_1_0, API_ID_NONE,
236         PPB_OpenGLES2_Shared::GetChromiumMapSubInterface(), PERMISSION_NONE);
237  AddPPB(PPB_OPENGLES2_CHROMIUMMAPSUB_DEV_INTERFACE_1_0, API_ID_NONE,
238         PPB_OpenGLES2_Shared::GetChromiumMapSubInterface(), PERMISSION_NONE);
239  AddPPB(PPB_OPENGLES2_QUERY_INTERFACE_1_0, API_ID_NONE,
240         PPB_OpenGLES2_Shared::GetQueryInterface(), PERMISSION_NONE);
241  AddPPB(PPB_VAR_ARRAY_BUFFER_INTERFACE_1_0, API_ID_NONE,
242         PPB_Var_Shared::GetVarArrayBufferInterface1_0(),
243         PERMISSION_NONE);
244  AddPPB(PPB_VAR_INTERFACE_1_1, API_ID_NONE,
245         PPB_Var_Shared::GetVarInterface1_1(), PERMISSION_NONE);
246  AddPPB(PPB_VAR_INTERFACE_1_0, API_ID_NONE,
247         PPB_Var_Shared::GetVarInterface1_0(), PERMISSION_NONE);
248
249#if !defined(OS_NACL)
250  // PPB (browser) interfaces.
251  // Do not add more stuff here, they should be added to interface_list*.h
252  // TODO(brettw) remove these.
253  AddProxy(API_ID_PPB_INSTANCE_PRIVATE, &ProxyFactory<PPB_Instance_Proxy>);
254  AddPPB(PPB_INSTANCE_PRIVATE_INTERFACE_0_1, API_ID_PPB_INSTANCE_PRIVATE,
255         thunk::GetPPB_Instance_Private_0_1_Thunk(),
256         PERMISSION_PRIVATE);
257
258  AddProxy(API_ID_PPB_VAR_DEPRECATED, &ProxyFactory<PPB_Var_Deprecated_Proxy>);
259  AddPPB(PPB_VAR_DEPRECATED_INTERFACE, API_ID_PPB_VAR_DEPRECATED,
260         PPB_Var_Deprecated_Proxy::GetProxyInterface(), PERMISSION_DEV);
261
262  // TODO(tomfinegan): Figure out where to put these once we refactor things
263  // to load the PPP interface struct from the PPB interface.
264  AddProxy(API_ID_PPP_CONTENT_DECRYPTOR_PRIVATE,
265           &ProxyFactory<PPP_ContentDecryptor_Private_Proxy>);
266  AddPPP(PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE,
267         API_ID_PPP_CONTENT_DECRYPTOR_PRIVATE,
268         PPP_ContentDecryptor_Private_Proxy::GetProxyInterface());
269#endif
270  AddProxy(API_ID_PPB_TESTING, &ProxyFactory<PPB_Testing_Proxy>);
271  AddPPB(PPB_TESTING_PRIVATE_INTERFACE, API_ID_PPB_TESTING,
272         PPB_Testing_Proxy::GetProxyInterface(), PERMISSION_TESTING);
273
274  // PPP (plugin) interfaces.
275  // TODO(brettw) move these to interface_list*.h
276  AddProxy(API_ID_PPP_INSTANCE, &ProxyFactory<PPP_Instance_Proxy>);
277  #if !defined(OS_NACL)
278  AddPPP(PPP_INSTANCE_INTERFACE_1_1, API_ID_PPP_INSTANCE,
279         PPP_Instance_Proxy::GetInstanceInterface());
280  #endif
281  AddProxy(API_ID_PPP_PRINTING, &ProxyFactory<PPP_Printing_Proxy>);
282  AddPPP(PPP_PRINTING_DEV_INTERFACE, API_ID_PPP_PRINTING,
283         PPP_Printing_Proxy::GetProxyInterface());
284  AddProxy(API_ID_PPP_TEXT_INPUT, &ProxyFactory<PPP_TextInput_Proxy>);
285  AddPPP(PPP_TEXTINPUT_DEV_INTERFACE, API_ID_PPP_TEXT_INPUT,
286         PPP_TextInput_Proxy::GetProxyInterface());
287
288  // Old-style GetInfo PPP interfaces.
289  // Do not add more stuff here, they should be added to interface_list*.h
290  // TODO(brettw) remove these.
291  AddPPP(PPP_InputEvent_Proxy::GetInfo());
292  AddPPP(PPP_Messaging_Proxy::GetInfo());
293  AddPPP(PPP_MouseLock_Proxy::GetInfo());
294  AddPPP(PPP_Graphics3D_Proxy::GetInfo());
295#if !defined(OS_NACL)
296  AddPPP(PPP_Instance_Private_Proxy::GetInfo());
297  AddPPP(PPP_VideoDecoder_Proxy::GetInfo());
298#endif
299}
300
301InterfaceList::~InterfaceList() {
302}
303
304// static
305InterfaceList* InterfaceList::GetInstance() {
306  return Singleton<InterfaceList>::get();
307}
308
309// static
310void InterfaceList::SetProcessGlobalPermissions(
311    const PpapiPermissions& permissions) {
312  g_process_global_permissions.Get() = permissions;
313}
314
315// static
316void InterfaceList::SetSupportsDevChannel(
317    bool supports_dev_channel) {
318  g_supports_dev_channel.Get() = supports_dev_channel;
319}
320
321ApiID InterfaceList::GetIDForPPBInterface(const std::string& name) const {
322  NameToInterfaceInfoMap::const_iterator found =
323      name_to_browser_info_.find(name);
324  if (found == name_to_browser_info_.end())
325    return API_ID_NONE;
326  return found->second.id;
327}
328
329ApiID InterfaceList::GetIDForPPPInterface(const std::string& name) const {
330  NameToInterfaceInfoMap::const_iterator found =
331      name_to_plugin_info_.find(name);
332  if (found == name_to_plugin_info_.end())
333    return API_ID_NONE;
334  return found->second.id;
335}
336
337InterfaceProxy::Factory InterfaceList::GetFactoryForID(ApiID id) const {
338  int index = static_cast<int>(id);
339  COMPILE_ASSERT(API_ID_NONE == 0, none_must_be_zero);
340  if (id <= 0 || id >= API_ID_COUNT)
341    return NULL;
342  return id_to_factory_[index];
343}
344
345const void* InterfaceList::GetInterfaceForPPB(const std::string& name) const {
346  NameToInterfaceInfoMap::const_iterator found =
347      name_to_browser_info_.find(name);
348  if (found == name_to_browser_info_.end())
349    return NULL;
350
351  // Dev channel checking goes here.
352
353  if (g_process_global_permissions.Get().HasPermission(
354          found->second.required_permission))
355    return found->second.iface;
356  return NULL;
357}
358
359const void* InterfaceList::GetInterfaceForPPP(const std::string& name) const {
360  NameToInterfaceInfoMap::const_iterator found =
361      name_to_plugin_info_.find(name);
362  if (found == name_to_plugin_info_.end())
363    return NULL;
364  return found->second.iface;
365}
366
367void InterfaceList::AddProxy(ApiID id,
368                             InterfaceProxy::Factory factory) {
369  // For interfaces with no corresponding _Proxy objects, the macros will
370  // generate calls to this function with API_ID_NONE. This means we
371  // should just skip adding a factory for these functions.
372  if (id == API_ID_NONE)
373    return;
374
375  // The factory should be an exact dupe of the one we already have if it
376  // has already been registered before.
377  int index = static_cast<int>(id);
378  DCHECK(!id_to_factory_[index] || id_to_factory_[index] == factory);
379
380  id_to_factory_[index] = factory;
381}
382
383void InterfaceList::AddPPB(const char* name,
384                           ApiID id,
385                           const void* iface,
386                           Permission perm) {
387  DCHECK(name_to_browser_info_.find(name) == name_to_browser_info_.end());
388  name_to_browser_info_[name] = InterfaceInfo(id, iface, perm);
389}
390
391void InterfaceList::AddPPP(const char* name,
392                           ApiID id,
393                           const void* iface) {
394  DCHECK(name_to_plugin_info_.find(name) == name_to_plugin_info_.end());
395  name_to_plugin_info_[name] = InterfaceInfo(id, iface, PERMISSION_NONE);
396}
397
398void InterfaceList::AddPPP(const InterfaceProxy::Info* info) {
399  AddProxy(info->id, info->create_proxy);
400  AddPPP(info->name, info->id, info->interface_ptr);
401}
402
403}  // namespace proxy
404}  // namespace ppapi
405