Removing Chromoting's dependence on the sas.dll

remoting/host/win/rdp_client_window.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "remoting/host/win/rdp_client_window.h"
 
 #include <wtsdefs.h>
 
 #include <list>
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_local.h"
 #include "base/win/scoped_bstr.h"
 
 namespace remoting {
 
 namespace {
 
-// RDP connection disconnect reasons codes that should not be interpreted as
-// errors.
+// RDP session disconnect reason codes that should not be interpreted as errors.
 const long kDisconnectReasonNoInfo = 0;
 const long kDisconnectReasonLocalNotError = 1;
 const long kDisconnectReasonRemoteByUser = 2;
 const long kDisconnectReasonByServer = 3;
 
 // Maximum length of a window class name including the terminating nullptr.
 const int kMaxWindowClassLength = 256;
 
 // Each member of the array returned by GetKeyboardState() contains status data
 // for a virtual key. If the high-order bit is 1, the key is down; otherwise, it
@@ skipping 109 matching lines @@
 
 void RdpClientWindow::Disconnect() {
   if (m_hWnd)
     SendMessage(WM_CLOSE);
 }
 
 void RdpClientWindow::InjectSas() {
   if (!m_hWnd)
     return;
 
-  // Fins the window handling the keyboard input.
+  // Find the window handling the keyboard input.
   HWND input_window = FindWindowRecursively(m_hWnd, kRdpInputWindowClass);
   if (!input_window) {
     LOG(ERROR) << "Failed to find the window handling the keyboard input.";
     return;
   }
 
   VLOG(3) << "Injecting Ctrl+Alt+End to emulate SAS.";
 
   BYTE keyboard_state[kKeyboardStateLength];
   if (!GetKeyboardState(keyboard_state)) {
@@ skipping 352 matching lines @@
     return CallNextHookEx(hook, code, wparam, lparam);
 
   // Close the window once all pending window messages are processed.
   HWND window = reinterpret_cast<HWND>(wparam);
   LOG(WARNING) << "RDP: closing a window: " << std::hex << window << std::dec;
   ::PostMessage(window, WM_CLOSE, 0, 0);
   return 0;
 }
 
 }  // namespace remoting