15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/sas_injector.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <windows.h> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/files/file_path.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/logging.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/path_service.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/scoped_native_library.h" 14868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/utf_string_conversions.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/win/registry.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/win/windows_version.h" 17868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "third_party/webrtc/modules/desktop_capture/win/desktop.h" 18868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "third_party/webrtc/modules/desktop_capture/win/scoped_thread_desktop.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace remoting { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Names of the API and library implementing software SAS generation. 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)const base::FilePath::CharType kSasDllFileName[] = FILE_PATH_LITERAL("sas.dll"); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kSendSasName[] = "SendSAS"; 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The prototype of SendSAS(). 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef VOID (WINAPI *SendSasFunc)(BOOL); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The registry key and value holding the policy controlling software SAS 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// generation. 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const wchar_t kSystemPolicyKeyName[] = 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) L"Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\System"; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const wchar_t kSoftwareSasValueName[] = L"SoftwareSASGeneration"; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const DWORD kEnableSoftwareSasByServices = 1; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Toggles the default software SAS generation policy to enable SAS generation 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// by services. Non-default policy is not changed. 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ScopedSoftwareSasPolicy { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScopedSoftwareSasPolicy(); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~ScopedSoftwareSasPolicy(); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool Apply(); 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The handle of the registry key were SoftwareSASGeneration policy is stored. 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::win::RegKey system_policy_; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // True if the policy needs to be restored. 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool restore_policy_; 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(ScopedSoftwareSasPolicy); 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ScopedSoftwareSasPolicy::ScopedSoftwareSasPolicy() 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : restore_policy_(false) { 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ScopedSoftwareSasPolicy::~ScopedSoftwareSasPolicy() { 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Restore the default policy by deleting the value that we have set. 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (restore_policy_) { 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LONG result = system_policy_.DeleteValue(kSoftwareSasValueName); 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result != ERROR_SUCCESS) { 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetLastError(result); 68cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) PLOG(ERROR) << "Failed to restore the software SAS generation policy"; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool ScopedSoftwareSasPolicy::Apply() { 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Query the currently set SoftwareSASGeneration policy. 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LONG result = system_policy_.Open(HKEY_LOCAL_MACHINE, 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) kSystemPolicyKeyName, 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) KEY_QUERY_VALUE | KEY_SET_VALUE | 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) KEY_WOW64_64KEY); 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result != ERROR_SUCCESS) { 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetLastError(result); 81cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) PLOG(ERROR) << "Failed to open 'HKLM\\" << kSystemPolicyKeyName << "'"; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool custom_policy = system_policy_.HasValue(kSoftwareSasValueName); 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Override the default policy (i.e. there is no value in the registry) only. 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!custom_policy) { 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) result = system_policy_.WriteValue(kSoftwareSasValueName, 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) kEnableSoftwareSasByServices); 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (result != ERROR_SUCCESS) { 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SetLastError(result); 93cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) PLOG(ERROR) << "Failed to enable software SAS generation by services"; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) restore_policy_ = true; 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Sends Secure Attention Sequence using the SendSAS() function from sas.dll. 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This library is shipped starting from Win7/W2K8 R2 only. However Win7 SDK 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// includes a redistributable verion of the same library that works on 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Vista/W2K8. We install the latter along with our binaries. 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class SasInjectorWin : public SasInjector { 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SasInjectorWin(); 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~SasInjectorWin(); 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // SasInjector implementation. 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool InjectSas() OVERRIDE; 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::ScopedNativeLibrary sas_dll_; 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SendSasFunc send_sas_; 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Emulates Secure Attention Sequence (Ctrl+Alt+Del) by switching to 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the Winlogon desktop and injecting Ctrl+Alt+Del as a hot key. 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// N.B. Windows XP/W2K3 only. 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class SasInjectorXp : public SasInjector { 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SasInjectorXp(); 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~SasInjectorXp(); 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // SasInjector implementation. 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool InjectSas() OVERRIDE; 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SasInjectorWin::SasInjectorWin() : send_sas_(NULL) { 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SasInjectorWin::~SasInjectorWin() { 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool SasInjectorWin::InjectSas() { 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Load sas.dll. The library is expected to be in the same folder as this 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // binary. 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!sas_dll_.is_valid()) { 1442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath dir_path; 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!PathService::Get(base::DIR_EXE, &dir_path)) { 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "Failed to get the executable file name."; 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sas_dll_.Reset(base::LoadNativeLibrary(dir_path.Append(kSasDllFileName), 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NULL)); 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!sas_dll_.is_valid()) { 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "Failed to load '" << kSasDllFileName << "'"; 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Get the pointer to sas!SendSAS(). 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (send_sas_ == NULL) { 160116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch send_sas_ = reinterpret_cast<SendSasFunc>( 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sas_dll_.GetFunctionPointer(kSendSasName)); 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (send_sas_ == NULL) { 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) LOG(ERROR) << "Failed to retrieve the address of '" << kSendSasName 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "()'"; 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Enable software SAS generation by services and send SAS. SAS can still fail 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // if the policy does not allow services to generate software SAS. 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScopedSoftwareSasPolicy enable_sas; 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!enable_sas.Apply()) 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*send_sas_)(FALSE); 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SasInjectorXp::SasInjectorXp() { 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SasInjectorXp::~SasInjectorXp() { 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool SasInjectorXp::InjectSas() { 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const wchar_t kWinlogonDesktopName[] = L"Winlogon"; 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const wchar_t kSasWindowClassName[] = L"SAS window class"; 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const wchar_t kSasWindowTitle[] = L"SAS window"; 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 190868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) scoped_ptr<webrtc::Desktop> winlogon_desktop( 191868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) webrtc::Desktop::GetDesktop(kWinlogonDesktopName)); 1922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!winlogon_desktop.get()) { 193cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) PLOG(ERROR) << "Failed to open '" << kWinlogonDesktopName << "' desktop"; 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 197868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) webrtc::ScopedThreadDesktop desktop; 198868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) if (!desktop.SetThreadDesktop(winlogon_desktop.release())) { 199cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) PLOG(ERROR) << "Failed to switch to '" << kWinlogonDesktopName 200cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) << "' desktop"; 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 2022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) HWND window = FindWindow(kSasWindowClassName, kSasWindowTitle); 2052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!window) { 206cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) PLOG(ERROR) << "Failed to find '" << kSasWindowTitle << "' window"; 2072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 2082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 2102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (PostMessage(window, 2112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) WM_HOTKEY, 2122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 0, 2132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) MAKELONG(MOD_ALT | MOD_CONTROL, VK_DELETE)) == 0) { 214cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) PLOG(ERROR) << "Failed to post WM_HOTKEY message"; 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 2162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)scoped_ptr<SasInjector> SasInjector::Create() { 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (base::win::GetVersion() < base::win::VERSION_VISTA) { 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return scoped_ptr<SasInjector>(new SasInjectorXp()); 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return scoped_ptr<SasInjector>(new SasInjectorWin()); 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace remoting 230