Index: content/browser/renderer_host/pepper/pepper_mojo_host.cc |
diff --git a/content/browser/renderer_host/pepper/pepper_mojo_host.cc b/content/browser/renderer_host/pepper/pepper_mojo_host.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..8d23fdaa32a5465bec55e4b06ab06dc20825815a |
--- /dev/null |
+++ b/content/browser/renderer_host/pepper/pepper_mojo_host.cc |
@@ -0,0 +1,122 @@ |
+// Copyright (c) 2014 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. |
+ |
+#include "content/browser/renderer_host/pepper/pepper_mojo_host.h" |
+ |
+#include "content/public/browser/browser_thread.h" |
+#include "ipc/ipc_platform_file.h" |
+#include "mojo/embedder/platform_channel_pair.h" |
+#include "mojo/examples/echo/echo_service.mojom.h" |
+#include "mojo/public/cpp/system/message_pipe.h" |
+#include "ppapi/c/pp_errors.h" |
+#include "ppapi/c/ppb_file_io.h" |
+#include "ppapi/host/dispatch_host_message.h" |
+#include "ppapi/host/ppapi_host.h" |
+#include "ppapi/proxy/dispatch_reply_message.h" |
+#include "ppapi/proxy/ppapi_messages.h" |
+ |
+namespace content { |
+ |
+namespace { |
+base::PlatformFile PlatformFileFromScopedPlatformHandle( |
+ mojo::embedder::ScopedPlatformHandle handle) { |
+#if defined(OS_POSIX) |
+ return handle.release().fd; |
+#elif defined(OS_WIN) |
+ return handle.release().handle; |
+#endif |
+} |
+ |
+} // namespace |
+ |
+ |
+PepperMojoHost::PepperMojoHost(BrowserPpapiHost* host, |
+ PP_Instance instance, |
+ PP_Resource resource) |
+ : ResourceHost(host->GetPpapiHost(), instance, resource), |
+ browser_ppapi_host_(host) { |
+} |
+ |
+int32_t PepperMojoHost::OnResourceMessageReceived( |
+ const IPC::Message& msg, |
+ ppapi::host::HostMessageContext* context) { |
+ PPAPI_BEGIN_MESSAGE_MAP(PepperMojoHost, msg) |
+ PPAPI_DISPATCH_HOST_RESOURCE_CALL_0(PpapiHostMsg_Mojo_GetHandle, |
+ OnGetHandle) |
+ PPAPI_END_MESSAGE_MAP() |
+ return PP_ERROR_FAILED; |
+} |
+ |
+class EchoServiceImpl |
+ : public mojo::InterfaceImpl<mojo::examples::EchoService> { |
+ public: |
+ virtual void OnConnectionEstablished() OVERRIDE { |
+ LOG(INFO) << "EchoServiceImpl::OnConnectionEstablished()"; |
+ } |
+ |
+ virtual void OnConnectionError() OVERRIDE { |
+ LOG(INFO) << "EchoServiceImpl::OnConnectionError()"; |
+ fprintf(stderr, "on connection error\n"); |
+ } |
+ |
+ virtual void EchoString( |
+ const mojo::String& value, |
+ const mojo::Callback<void(mojo::String)>& cb) OVERRIDE { |
+ LOG(INFO) << "Browser EchoString(), value: " << value.get(); |
+ cb.Run(value); |
+ } |
+}; |
+ |
+void CreateEchoService( |
+ mojo::InterfaceRequest<mojo::examples::EchoService> request) { |
+ mojo::WeakBindToRequest(new EchoServiceImpl(), &request); |
+} |
+ |
+int32_t PepperMojoHost::OnGetHandle(ppapi::host::HostMessageContext* context) { |
+ base::ProcessHandle plugin_process_handle = |
+ browser_ppapi_host_->GetPluginProcessHandle(); |
+ |
+ // No support for in-process. |
+ if (base::GetProcId(plugin_process_handle) == base::kNullProcessId) { |
+ return PP_ERROR_FAILED; |
+ } |
+ |
+ // Note: This code is largely cloned from MojoApplicationHost. |
+ mojo::embedder::PlatformChannelPair channel_pair; |
+ mojo::ScopedMessagePipeHandle message_pipe = channel_init_.Init( |
+ PlatformFileFromScopedPlatformHandle(channel_pair.PassServerHandle()), |
+ BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO)); |
+ |
+ // TODO(teravest): Support more than one call to GetHandle(); this will |
+ // incorrectly bind our service registry to multiple pipes and add services |
+ // to it multiple times. |
+ service_registry_.BindRemoteServiceProvider(message_pipe.Pass()); |
+ |
+ // We use the base class here for calling AddService since |
+ // ServiceRegistryImpl hides the base class' AddService() call. |
+ ServiceRegistry* sr = &service_registry_; |
+ sr->AddService<mojo::examples::EchoService>(base::Bind(&CreateEchoService)); |
+ |
+ base::PlatformFile client_file = |
+ PlatformFileFromScopedPlatformHandle(channel_pair.PassClientHandle()); |
+ ppapi::host::ReplyMessageContext reply_context = |
+ context->MakeReplyMessageContext(); |
+ |
+ ppapi::proxy::SerializedHandle file_handle; |
+ int32_t open_flags = PP_FILEOPENFLAG_READ | PP_FILEOPENFLAG_WRITE; |
+ |
+ file_handle.set_file_handle( |
+ IPC::GetFileHandleForProcess(client_file, |
+ plugin_process_handle, |
+ true), |
+ open_flags, |
+ 0); |
+ |
+ reply_context.params.AppendHandle(file_handle); |
+ host()->SendReply(reply_context, PpapiPluginMsg_Mojo_GetHandleReply()); |
+ |
+ return PP_OK_COMPLETIONPENDING; |
+} |
+ |
+} // namespace content |