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 #ifndef CHROME_BROWSER_NACL_HOST_NACL_BROKER_HOST_WIN_H_ 6 #define CHROME_BROWSER_NACL_HOST_NACL_BROKER_HOST_WIN_H_ 7 8 #include <string> 9 10 #include "base/basictypes.h" 11 #include "base/memory/scoped_ptr.h" 12 #include "base/process/process.h" 13 #include "content/public/browser/browser_child_process_host_delegate.h" 14 15 namespace content { 16 class BrowserChildProcessHost; 17 } 18 19 class NaClBrokerHost : public content::BrowserChildProcessHostDelegate { 20 public: 21 NaClBrokerHost(); 22 ~NaClBrokerHost(); 23 24 // This function starts the broker process. It needs to be called 25 // before loaders can be launched. 26 bool Init(); 27 28 // Send a message to the broker process, causing it to launch 29 // a Native Client loader process. 30 bool LaunchLoader(const std::string& loader_channel_id); 31 32 bool LaunchDebugExceptionHandler(int32 pid, 33 base::ProcessHandle process_handle, 34 const std::string& startup_info); 35 36 // Stop the broker process. 37 void StopBroker(); 38 39 // Returns true if the process has been asked to terminate. If true, this 40 // object should no longer be used; it will eventually be destroyed by 41 // BrowserChildProcessHostImpl::OnChildDisconnected() 42 bool IsTerminating() { return is_terminating_; } 43 44 private: 45 // Handler for NaClProcessMsg_LoaderLaunched message 46 void OnLoaderLaunched(const std::string& loader_channel_id, 47 base::ProcessHandle handle); 48 // Handler for NaClProcessMsg_DebugExceptionHandlerLaunched message 49 void OnDebugExceptionHandlerLaunched(int32 pid, bool success); 50 51 // BrowserChildProcessHostDelegate implementation: 52 virtual bool OnMessageReceived(const IPC::Message& msg); 53 54 scoped_ptr<content::BrowserChildProcessHost> process_; 55 bool is_terminating_; 56 57 DISALLOW_COPY_AND_ASSIGN(NaClBrokerHost); 58 }; 59 60 #endif // CHROME_BROWSER_NACL_HOST_NACL_BROKER_HOST_WIN_H_ 61