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 #include <stdio.h> 6 #include <windows.h> 7 #include "sandbox/win/src/sandbox.h" 8 #include "sandbox/win/src/sandbox_factory.h" 9 #include "sandbox/win/src/broker_services.h" 10 #include "sandbox/win/src/target_services.h" 11 12 namespace sandbox { 13 // The section for IPC and policy. 14 SANDBOX_INTERCEPT HANDLE g_shared_section; 15 static bool s_is_broker = false; 16 17 // GetBrokerServices: the current implementation relies on a shared section 18 // that is created by the broker and opened by the target. GetBrokerServices()19BrokerServices* SandboxFactory::GetBrokerServices() { 20 // Can't be the broker if the shared section is open. 21 if (NULL != g_shared_section) { 22 return NULL; 23 } 24 // If the shared section does not exist we are the broker, then create 25 // the broker object. 26 s_is_broker = true; 27 return BrokerServicesBase::GetInstance(); 28 } 29 30 // GetTargetServices implementation must follow the same technique as the 31 // GetBrokerServices, but in this case the logic is the opposite. GetTargetServices()32TargetServices* SandboxFactory::GetTargetServices() { 33 // Can't be the target if the section handle is not valid. 34 if (NULL == g_shared_section) { 35 return NULL; 36 } 37 // We are the target 38 s_is_broker = false; 39 // Creates and returns the target services implementation. 40 return TargetServicesBase::GetInstance(); 41 } 42 43 } // namespace sandbox 44 45 // Allows querying for whether the current process has been sandboxed. IsSandboxedProcess()46extern "C" bool __declspec(dllexport) IsSandboxedProcess() { 47 return sandbox::g_shared_section != NULL; 48 } 49