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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "remoting/host/sas_injector.h" | 5 #include "remoting/host/sas_injector.h" |
| 6 | 6 |
| 7 #include <windows.h> | 7 #include <windows.h> |
| 8 #include <string> | 8 #include <string> |
| 9 | 9 |
| 10 #include "base/files/file_path.h" | 10 #include "base/files/file_path.h" |
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| 105 // Sends Secure Attention Sequence using the SendSAS() function from sas.dll. | 105 // Sends Secure Attention Sequence using the SendSAS() function from sas.dll. |
| 106 // This library is shipped starting from Win7/W2K8 R2 only. However Win7 SDK | 106 // This library is shipped starting from Win7/W2K8 R2 only. However Win7 SDK |
| 107 // includes a redistributable verion of the same library that works on | 107 // includes a redistributable verion of the same library that works on |
| 108 // Vista/W2K8. We install the latter along with our binaries. | 108 // Vista/W2K8. We install the latter along with our binaries. |
| 109 class SasInjectorWin : public SasInjector { | 109 class SasInjectorWin : public SasInjector { |
| 110 public: | 110 public: |
| 111 SasInjectorWin(); | 111 SasInjectorWin(); |
| 112 virtual ~SasInjectorWin(); | 112 virtual ~SasInjectorWin(); |
| 113 | 113 |
| 114 // SasInjector implementation. | 114 // SasInjector implementation. |
| 115 virtual bool InjectSas() OVERRIDE; | 115 virtual bool InjectSas() override; |
| 116 | 116 |
| 117 private: | 117 private: |
| 118 base::ScopedNativeLibrary sas_dll_; | 118 base::ScopedNativeLibrary sas_dll_; |
| 119 SendSasFunc send_sas_; | 119 SendSasFunc send_sas_; |
| 120 }; | 120 }; |
| 121 | 121 |
| 122 // Emulates Secure Attention Sequence (Ctrl+Alt+Del) by switching to | 122 // Emulates Secure Attention Sequence (Ctrl+Alt+Del) by switching to |
| 123 // the Winlogon desktop and injecting Ctrl+Alt+Del as a hot key. | 123 // the Winlogon desktop and injecting Ctrl+Alt+Del as a hot key. |
| 124 // N.B. Windows XP/W2K3 only. | 124 // N.B. Windows XP/W2K3 only. |
| 125 class SasInjectorXp : public SasInjector { | 125 class SasInjectorXp : public SasInjector { |
| 126 public: | 126 public: |
| 127 SasInjectorXp(); | 127 SasInjectorXp(); |
| 128 virtual ~SasInjectorXp(); | 128 virtual ~SasInjectorXp(); |
| 129 | 129 |
| 130 // SasInjector implementation. | 130 // SasInjector implementation. |
| 131 virtual bool InjectSas() OVERRIDE; | 131 virtual bool InjectSas() override; |
| 132 }; | 132 }; |
| 133 | 133 |
| 134 SasInjectorWin::SasInjectorWin() : send_sas_(NULL) { | 134 SasInjectorWin::SasInjectorWin() : send_sas_(NULL) { |
| 135 } | 135 } |
| 136 | 136 |
| 137 SasInjectorWin::~SasInjectorWin() { | 137 SasInjectorWin::~SasInjectorWin() { |
| 138 } | 138 } |
| 139 | 139 |
| 140 bool SasInjectorWin::InjectSas() { | 140 bool SasInjectorWin::InjectSas() { |
| 141 // Load sas.dll. The library is expected to be in the same folder as this | 141 // Load sas.dll. The library is expected to be in the same folder as this |
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| 220 | 220 |
| 221 scoped_ptr<SasInjector> SasInjector::Create() { | 221 scoped_ptr<SasInjector> SasInjector::Create() { |
| 222 if (base::win::GetVersion() < base::win::VERSION_VISTA) { | 222 if (base::win::GetVersion() < base::win::VERSION_VISTA) { |
| 223 return make_scoped_ptr(new SasInjectorXp()); | 223 return make_scoped_ptr(new SasInjectorXp()); |
| 224 } else { | 224 } else { |
| 225 return make_scoped_ptr(new SasInjectorWin()); | 225 return make_scoped_ptr(new SasInjectorWin()); |
| 226 } | 226 } |
| 227 } | 227 } |
| 228 | 228 |
| 229 } // namespace remoting | 229 } // namespace remoting |
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