1 files changed, 82 insertions, 0 deletions
diff --git a/chrome/browser/nacl_host/nacl_process_host.h b/chrome/browser/nacl_host/nacl_process_host.h
new file mode 100644
index 0000000..bf96b83
--- /dev/null
+++ b/chrome/browser/nacl_host/nacl_process_host.h
@@ -0,0 +1,82 @@
+// Copyright (c) 2009 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 CHROME_BROWSER_NACL_HOST_NACL_PROCESS_HOST_H_
+#define CHROME_BROWSER_NACL_HOST_NACL_PROCESS_HOST_H_
+
+#include "build/build_config.h"
+
+#include "base/ref_counted.h"
+#include "chrome/common/child_process_host.h"
+#include "chrome/common/nacl_types.h"
+#include "native_client/src/shared/imc/nacl_imc.h"
+
+class ResourceMessageFilter;
+
+// Represents the browser side of the browser <--> NaCl communication
+// channel. There will be one NaClProcessHost per NaCl process
+// The browser is responsible for starting the NaCl process
+// when requested by the renderer.
+// After that, most of the communication is directly between NaCl plugin
+// running in the renderer and NaCl processes.
+class NaClProcessHost : public ChildProcessHost {
+ public:
+  NaClProcessHost(ResourceDispatcherHost *resource_dispatcher_host,
+                  const std::wstring& url);
+  ~NaClProcessHost();
+
+  // Initialize the new NaCl process, returning true on success.
+  bool Launch(ResourceMessageFilter* resource_message_filter,
+              const int descriptor,
+              IPC::Message* reply_msg);
+
+  virtual void OnMessageReceived(const IPC::Message& msg);
+
+  void OnProcessLaunchedByBroker(base::ProcessHandle handle);
+
+ protected:
+  virtual bool DidChildCrash();
+
+ private:
+  bool LaunchSelLdr();
+
+  void SendStartMessage();
+
+  virtual void OnProcessLaunched();
+
+  // ResourceDispatcherHost::Receiver implementation:
+  virtual URLRequestContext* GetRequestContext(
+      uint32 request_id,
+      const ViewHostMsg_Resource_Request& request_data);
+
+  virtual bool CanShutdown() { return true; }
+
+#if defined(OS_WIN)
+  // Check whether the browser process is running on WOW64 - Windows only
+  void CheckIsWow64();
+#endif
+
+ private:
+  ResourceDispatcherHost* resource_dispatcher_host_;
+
+  // The ResourceMessageFilter that requested this NaCl process.  We use this
+  // for sending the reply once the process has started.
+  scoped_refptr<ResourceMessageFilter> resource_message_filter_;
+
+  // The reply message to send.
+  IPC::Message* reply_msg_;
+
+  // The socket pair for the NaCl process.
+  nacl::Handle pair_[2];
+
+  // The NaCl specific descriptor for this process.
+  int descriptor_;
+
+  // Windows platform flag
+  bool running_on_wow64_;
+
+  DISALLOW_COPY_AND_ASSIGN(NaClProcessHost);
+};
+
+#endif  // CHROME_BROWSER_NACL_HOST_NACL_PROCESS_HOST_H_