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      1 // Copyright (c) 2006-2008 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 SANDBOX_SRC_SANDBOX_FACTORY_H__
      6 #define SANDBOX_SRC_SANDBOX_FACTORY_H__
      7 
      8 #include "sandbox/win/src/sandbox.h"
      9 
     10 // SandboxFactory is a set of static methods to get access to the broker
     11 // or target services object. Only one of the two methods (GetBrokerServices,
     12 // GetTargetServices) will return a non-null pointer and that should be used
     13 // as the indication that the process is the broker or the target:
     14 //
     15 // BrokerServices* broker_services = SandboxFactory::GetBrokerServices();
     16 // if (NULL != broker_services) {
     17 //   //we are the broker, call broker api here
     18 //   broker_services->Init();
     19 // } else {
     20 //   TargetServices* target_services = SandboxFactory::GetTargetServices();
     21 //   if (NULL != target_services) {
     22 //    //we are the target, call target api here
     23 //    target_services->Init();
     24 //  }
     25 //
     26 // The methods in this class are expected to be called from a single thread
     27 //
     28 // The Sandbox library needs to be linked against the main executable, but
     29 // sometimes the API calls are issued from a DLL that loads into the exe
     30 // process. These factory methods then need to be called from the main
     31 // exe and the interface pointers then can be safely passed to the DLL where
     32 // the Sandbox API calls are made.
     33 namespace sandbox {
     34 
     35 class SandboxFactory {
     36  public:
     37   // Returns the Broker API interface, returns NULL if this process is the
     38   // target.
     39   static BrokerServices* GetBrokerServices();
     40 
     41   // Returns the Target API interface, returns NULL if this process is the
     42   // broker.
     43   static TargetServices* GetTargetServices();
     44  private:
     45   DISALLOW_IMPLICIT_CONSTRUCTORS(SandboxFactory);
     46 };
     47 
     48 }  // namespace sandbox
     49 
     50 #endif  // SANDBOX_SRC_SANDBOX_FACTORY_H__
     51