Prototype: Use Chromium IPC for plugin LOAD_MODULE.

components/nacl/renderer/trusted_plugin_channel.cc

+// 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 "components/nacl/renderer/trusted_plugin_channel.h"
+
+#include "base/debug/stack_trace.h"
+#include "content/public/renderer/render_thread.h"
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/cpp/completion_callback.h"
+#include "ppapi/cpp/module.h"
+#include "ppapi/shared_impl/ppapi_globals.h"
+
+namespace nacl {
+
+TrustedPluginChannel::TrustedPluginChannel(
+    const IPC::ChannelHandle& handle,
+    PP_CompletionCallback connected_callback)
+    : connected_callback_(connected_callback),
+      shutdown_event_(true, false) {
+  fprintf(stderr, "TrustedPluginChannel::TrustedPluginChannel");
+  fprintf(stderr, "fd: %d\n", handle.socket.fd);
+  fprintf(stderr, "message_loop: %p\n", base::MessageLoop::current());
+  channel_.reset(new IPC::SyncChannel(
+      handle, IPC::Channel::MODE_CLIENT, this,
+      content::RenderThread::Get()->GetIOMessageLoopProxy(), true,
+      &shutdown_event_));
+}
+
+bool TrustedPluginChannel::Send(IPC::Message* message) {
+  fprintf(stderr, "TrustedPluginChannel::Send(), message=%p\n", message);
+  return channel_->Send(message);
+}
+
+bool TrustedPluginChannel::OnMessageReceived(const IPC::Message& message) {
+  return false;
+}
+
+void TrustedPluginChannel::OnChannelConnected(int32 peer_pid) {
+  fprintf(stderr, "TrustedPluginChannel::OnChannelConnected, peer_pid=%d\n",
+                  peer_pid);
+  ppapi::PpapiGlobals::Get()->GetMainThreadMessageLoop()->PostTask(
+      FROM_HERE,
+      base::Bind(connected_callback_.func,
+                 connected_callback_.user_data,
+                 static_cast<int32_t>(PP_OK)));
+  connected_callback_ = PP_BlockUntilComplete();
+}
+
+void TrustedPluginChannel::OnChannelError() {
+  fprintf(stderr, "TrustedPluginChannel::OnChannelError\n");
+  if (connected_callback_.func) {
+    ppapi::PpapiGlobals::Get()->GetMainThreadMessageLoop()->PostTask(
+        FROM_HERE,
+        base::Bind(connected_callback_.func,
+                   connected_callback_.user_data,
+                   static_cast<int32_t>(PP_ERROR_FAILED)));
+    connected_callback_ = PP_BlockUntilComplete();
+  }
+}
+
+}  // namespace nacl