| OLD | NEW |
| (Empty) |
| 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 "webkit/plugins/ppapi/ppb_broker_impl.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "ppapi/shared_impl/platform_file.h" | |
| 9 #include "third_party/WebKit/public/web/WebDocument.h" | |
| 10 #include "third_party/WebKit/public/web/WebElement.h" | |
| 11 #include "third_party/WebKit/public/web/WebPluginContainer.h" | |
| 12 #include "webkit/plugins/ppapi/common.h" | |
| 13 #include "webkit/plugins/ppapi/plugin_module.h" | |
| 14 #include "webkit/plugins/ppapi/ppapi_plugin_instance_impl.h" | |
| 15 #include "webkit/plugins/ppapi/resource_helper.h" | |
| 16 | |
| 17 using ppapi::PlatformFileToInt; | |
| 18 using ppapi::thunk::PPB_Broker_API; | |
| 19 using ppapi::TrackedCallback; | |
| 20 | |
| 21 namespace webkit { | |
| 22 namespace ppapi { | |
| 23 | |
| 24 // PPB_Broker_Impl ------------------------------------------------------ | |
| 25 | |
| 26 PPB_Broker_Impl::PPB_Broker_Impl(PP_Instance instance) | |
| 27 : Resource(::ppapi::OBJECT_IS_IMPL, instance), | |
| 28 broker_(NULL), | |
| 29 connect_callback_(), | |
| 30 pipe_handle_(PlatformFileToInt(base::kInvalidPlatformFileValue)) { | |
| 31 } | |
| 32 | |
| 33 PPB_Broker_Impl::~PPB_Broker_Impl() { | |
| 34 if (broker_) { | |
| 35 broker_->Disconnect(this); | |
| 36 broker_ = NULL; | |
| 37 } | |
| 38 | |
| 39 // The plugin owns the handle. | |
| 40 pipe_handle_ = PlatformFileToInt(base::kInvalidPlatformFileValue); | |
| 41 } | |
| 42 | |
| 43 PPB_Broker_API* PPB_Broker_Impl::AsPPB_Broker_API() { | |
| 44 return this; | |
| 45 } | |
| 46 | |
| 47 int32_t PPB_Broker_Impl::Connect( | |
| 48 scoped_refptr<TrackedCallback> connect_callback) { | |
| 49 // TODO(ddorwin): Return PP_ERROR_FAILED if plugin is in-process. | |
| 50 | |
| 51 if (broker_) { | |
| 52 // May only be called once. | |
| 53 return PP_ERROR_FAILED; | |
| 54 } | |
| 55 | |
| 56 PluginInstanceImpl* plugin_instance = ResourceHelper::GetPluginInstance(this); | |
| 57 if (!plugin_instance) | |
| 58 return PP_ERROR_FAILED; | |
| 59 | |
| 60 // The callback must be populated now in case we are connected to the broker | |
| 61 // and BrokerConnected is called before ConnectToBroker returns. | |
| 62 // Because it must be created now, it must be aborted and cleared if | |
| 63 // ConnectToBroker fails. | |
| 64 connect_callback_ = connect_callback; | |
| 65 | |
| 66 broker_ = plugin_instance->delegate()->ConnectToBroker(this); | |
| 67 if (!broker_) { | |
| 68 connect_callback_->Abort(); | |
| 69 return PP_ERROR_FAILED; | |
| 70 } | |
| 71 | |
| 72 return PP_OK_COMPLETIONPENDING; | |
| 73 } | |
| 74 | |
| 75 int32_t PPB_Broker_Impl::GetHandle(int32_t* handle) { | |
| 76 if (pipe_handle_ == PlatformFileToInt(base::kInvalidPlatformFileValue)) | |
| 77 return PP_ERROR_FAILED; // Handle not set yet. | |
| 78 *handle = pipe_handle_; | |
| 79 return PP_OK; | |
| 80 } | |
| 81 | |
| 82 GURL PPB_Broker_Impl::GetDocumentUrl() { | |
| 83 PluginInstanceImpl* plugin_instance = ResourceHelper::GetPluginInstance(this); | |
| 84 return plugin_instance->container()->element().document().url(); | |
| 85 } | |
| 86 | |
| 87 // Transfers ownership of the handle to the plugin. | |
| 88 void PPB_Broker_Impl::BrokerConnected(int32_t handle, int32_t result) { | |
| 89 DCHECK(pipe_handle_ == | |
| 90 PlatformFileToInt(base::kInvalidPlatformFileValue)); | |
| 91 DCHECK(result == PP_OK || | |
| 92 handle == PlatformFileToInt(base::kInvalidPlatformFileValue)); | |
| 93 | |
| 94 pipe_handle_ = handle; | |
| 95 | |
| 96 // Synchronous calls are not supported. | |
| 97 DCHECK(TrackedCallback::IsPending(connect_callback_)); | |
| 98 | |
| 99 connect_callback_->Run(result); | |
| 100 } | |
| 101 | |
| 102 } // namespace ppapi | |
| 103 } // namespace webkit | |
| OLD | NEW |