| // Copyright (c) 2012 The Chromium 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 PPAPI_PPB_URL_LOADER_PROXY_H_ |
| #define PPAPI_PPB_URL_LOADER_PROXY_H_ |
| |
| #include "ppapi/c/pp_completion_callback.h" |
| #include "ppapi/c/pp_instance.h" |
| #include "ppapi/c/pp_module.h" |
| #include "ppapi/c/pp_resource.h" |
| #include "ppapi/c/pp_size.h" |
| #include "ppapi/c/pp_var.h" |
| #include "ppapi/c/ppb_url_loader.h" |
| #include "ppapi/c/trusted/ppb_url_loader_trusted.h" |
| #include "ppapi/proxy/interface_proxy.h" |
| #include "ppapi/proxy/proxy_completion_callback_factory.h" |
| #include "ppapi/shared_impl/host_resource.h" |
| #include "ppapi/utility/completion_callback_factory.h" |
| |
| namespace ppapi { |
| |
| struct PPB_URLRequestInfo_Data; |
| |
| namespace proxy { |
| |
| struct PPBURLLoader_UpdateProgress_Params; |
| |
| class PPB_URLLoader_Proxy : public InterfaceProxy { |
| public: |
| PPB_URLLoader_Proxy(Dispatcher* dispatcher); |
| virtual ~PPB_URLLoader_Proxy(); |
| |
| static const Info* GetTrustedInfo(); |
| |
| static PP_Resource CreateProxyResource(PP_Instance instance); |
| |
| // URLLoader objects are normally allocated by the Create function, but |
| // they are also provided to PPP_Instance.OnMsgHandleDocumentLoad. This |
| // function allows the proxy for DocumentLoad to create the correct plugin |
| // proxied info for the given browser-supplied URLLoader resource ID. |
| static PP_Resource TrackPluginResource( |
| const HostResource& url_loader_resource); |
| |
| // InterfaceProxy implementation. |
| virtual bool OnMessageReceived(const IPC::Message& msg); |
| |
| // URLLoader objects are sent from places other than just URLLoader.Create, |
| // in particular when doing a full-frame plugin. This function does the |
| // necessary setup in the host before the resource is sent. Call this any |
| // time you're sending a new URLLoader that the plugin hasn't seen yet. |
| void PrepareURLLoaderForSendingToPlugin(PP_Resource resource); |
| |
| static const ApiID kApiID = API_ID_PPB_URL_LOADER; |
| |
| private: |
| // Data associated with callbacks for ReadResponseBody. |
| struct ReadCallbackInfo; |
| |
| // Plugin->renderer message handlers. |
| void OnMsgCreate(PP_Instance instance, |
| HostResource* result); |
| void OnMsgOpen(const HostResource& loader, |
| const PPB_URLRequestInfo_Data& data); |
| void OnMsgFollowRedirect(const HostResource& loader); |
| void OnMsgGetResponseInfo(const HostResource& loader, |
| HostResource* result); |
| void OnMsgReadResponseBody(const HostResource& loader, |
| int32_t bytes_to_read); |
| void OnMsgFinishStreamingToFile(const HostResource& loader); |
| void OnMsgClose(const HostResource& loader); |
| void OnMsgGrantUniversalAccess(const HostResource& loader); |
| |
| // Renderer->plugin message handlers. |
| void OnMsgUpdateProgress( |
| const PPBURLLoader_UpdateProgress_Params& params); |
| void OnMsgReadResponseBodyAck(const HostResource& host_resource, |
| int32_t result, |
| const std::string& data); |
| void OnMsgCallbackComplete(const HostResource& host_resource, int32_t result); |
| |
| // Handles callbacks for read complete messages. Takes ownership of the info |
| // pointer. |
| void OnReadCallback(int32_t result, ReadCallbackInfo* info); |
| |
| // Handles callback for everything but reads. |
| void OnCallback(int32_t result, const HostResource& resource); |
| |
| ProxyCompletionCallbackFactory<PPB_URLLoader_Proxy> callback_factory_; |
| }; |
| |
| } // namespace proxy |
| } // namespace ppapi |
| |
| #endif // PPAPI_PPB_URL_LOADER_PROXY_H_ |