LCOV - code coverage report
Current view: directory - objdir/dist/include/mozilla/ipc - GeckoChildProcessHost.h (source / functions) Found Hit Coverage
Test: app.info Lines: 4 0 0.0 %
Date: 2012-06-02 Functions: 2 0 0.0 %

       1                 : /* ***** BEGIN LICENSE BLOCK *****
       2                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       3                 :  *
       4                 :  * The contents of this file are subject to the Mozilla Public License Version
       5                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       6                 :  * the License. You may obtain a copy of the License at
       7                 :  * http://www.mozilla.org/MPL/
       8                 :  *
       9                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      10                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      11                 :  * for the specific language governing rights and limitations under the
      12                 :  * License.
      13                 :  *
      14                 :  * The Original Code is Mozilla IPC.
      15                 :  *
      16                 :  * The Initial Developer of the Original Code is
      17                 :  *   Ben Turner <bent.mozilla@gmail.com>.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2009
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *
      23                 :  * Alternatively, the contents of this file may be used under the terms of
      24                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      25                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      26                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      27                 :  * of those above. If you wish to allow use of your version of this file only
      28                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      29                 :  * use your version of this file under the terms of the MPL, indicate your
      30                 :  * decision by deleting the provisions above and replace them with the notice
      31                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      32                 :  * the provisions above, a recipient may use your version of this file under
      33                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      34                 :  *
      35                 :  * ***** END LICENSE BLOCK ***** */
      36                 : 
      37                 : #ifndef __IPC_GLUE_GECKOCHILDPROCESSHOST_H__
      38                 : #define __IPC_GLUE_GECKOCHILDPROCESSHOST_H__
      39                 : 
      40                 : #include "base/file_path.h"
      41                 : #include "base/process_util.h"
      42                 : #include "base/scoped_ptr.h"
      43                 : #include "base/waitable_event.h"
      44                 : #include "chrome/common/child_process_host.h"
      45                 : 
      46                 : #include "mozilla/Monitor.h"
      47                 : 
      48                 : #include "nsXULAppAPI.h"        // for GeckoProcessType
      49                 : #include "nsString.h"
      50                 : 
      51                 : namespace mozilla {
      52                 : namespace ipc {
      53                 : 
      54                 : class GeckoChildProcessHost : public ChildProcessHost
      55                 : {
      56                 : protected:
      57                 :   typedef mozilla::Monitor Monitor;
      58                 : 
      59                 : public:
      60                 :   typedef base::ProcessHandle ProcessHandle;
      61                 : 
      62                 :   GeckoChildProcessHost(GeckoProcessType aProcessType=GeckoProcessType_Default,
      63                 :                         base::WaitableEventWatcher::Delegate* aDelegate=nsnull);
      64                 : 
      65                 :   ~GeckoChildProcessHost();
      66                 : 
      67                 :   static nsresult GetArchitecturesForBinary(const char *path, uint32 *result);
      68                 : 
      69                 :   static uint32 GetSupportedArchitecturesForProcessType(GeckoProcessType type);
      70                 : 
      71                 :   bool SyncLaunch(std::vector<std::string> aExtraOpts=std::vector<std::string>(),
      72                 :                   int32 timeoutMs=0,
      73                 :                   base::ProcessArchitecture arch=base::GetCurrentProcessArchitecture());
      74                 :   bool AsyncLaunch(std::vector<std::string> aExtraOpts=std::vector<std::string>());
      75                 :   bool PerformAsyncLaunch(std::vector<std::string> aExtraOpts=std::vector<std::string>(),
      76                 :                           base::ProcessArchitecture arch=base::GetCurrentProcessArchitecture());
      77                 : 
      78                 :   virtual void OnChannelConnected(int32 peer_pid);
      79                 :   virtual void OnMessageReceived(const IPC::Message& aMsg);
      80                 :   virtual void OnChannelError();
      81                 : 
      82                 :   void InitializeChannel();
      83                 : 
      84                 :   virtual bool CanShutdown() { return true; }
      85                 : 
      86                 :   virtual void OnWaitableEventSignaled(base::WaitableEvent *event);
      87                 : 
      88               0 :   IPC::Channel* GetChannel() {
      89               0 :     return channelp();
      90                 :   }
      91                 : 
      92                 :   base::WaitableEvent* GetShutDownEvent() {
      93                 :     return GetProcessEvent();
      94                 :   }
      95                 : 
      96               0 :   ProcessHandle GetChildProcessHandle() {
      97               0 :     return mChildProcessHandle;
      98                 :   }
      99                 : 
     100                 : #ifdef XP_MACOSX
     101                 :   task_t GetChildTask() {
     102                 :     return mChildTask;
     103                 :   }
     104                 : #endif
     105                 : 
     106                 : 
     107                 : protected:
     108                 :   GeckoProcessType mProcessType;
     109                 :   Monitor mMonitor;
     110                 :   bool mLaunched;
     111                 :   bool mChannelInitialized;
     112                 :   FilePath mProcessPath;
     113                 : 
     114                 :   static PRInt32 mChildCounter;
     115                 : 
     116                 : #ifdef XP_WIN
     117                 :   void InitWindowsGroupID();
     118                 :   nsString mGroupId;
     119                 : #endif
     120                 : 
     121                 : #if defined(OS_POSIX)
     122                 :   base::file_handle_mapping_vector mFileMap;
     123                 : #endif
     124                 : 
     125                 :   base::WaitableEventWatcher::Delegate* mDelegate;
     126                 : 
     127                 :   ProcessHandle mChildProcessHandle;
     128                 : #if defined(OS_MACOSX)
     129                 :   task_t mChildTask;
     130                 : #endif
     131                 : 
     132                 : private:
     133                 :   DISALLOW_EVIL_CONSTRUCTORS(GeckoChildProcessHost);
     134                 : 
     135                 :   // Does the actual work for AsyncLaunch, on the IO thread.
     136                 :   bool PerformAsyncLaunchInternal(std::vector<std::string>& aExtraOpts,
     137                 :                                   base::ProcessArchitecture arch);
     138                 : };
     139                 : 
     140                 : } /* namespace ipc */
     141                 : } /* namespace mozilla */
     142                 : 
     143                 : #endif /* __IPC_GLUE_GECKOCHILDPROCESSHOST_H__ */

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