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      1 // Copyright (c) 2006-2009 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 <string>
      6 
      7 #include "base/strings/string16.h"
      8 #include "sandbox/win/sandbox_poc/pocdll/exports.h"
      9 #include "sandbox/win/sandbox_poc/pocdll/utils.h"
     10 
     11 // This file contains the tests used to verify the security of the system by
     12 // using some spying techniques.
     13 
     14 void POCDLL_API TestSpyKeys(HANDLE log) {
     15   HandleToFile handle2file;
     16   FILE *output = handle2file.Translate(log, "w");
     17 
     18   if (RegisterHotKey(NULL, 1, 0, 0x42)) {
     19     fprintf(output, "[GRANTED] successfully registered hotkey\r\n");
     20     UnregisterHotKey(NULL, 1);
     21   } else {
     22     fprintf(output, "[BLOCKED] Failed to register hotkey. Error = %d\r\n",
     23             ::GetLastError());
     24   }
     25 
     26   fprintf(output, "[INFO] Logging keystrokes for 15 seconds\r\n");
     27   fflush(output);
     28   base::string16 logged;
     29   DWORD tick = ::GetTickCount() + 15000;
     30   while (tick > ::GetTickCount()) {
     31     for (int i = 0; i < 256; ++i) {
     32       if (::GetAsyncKeyState(i) & 1) {
     33         if (i >=  VK_SPACE && i <= 0x5A /*VK_Z*/) {
     34           logged.append(1, static_cast<wchar_t>(i));
     35         } else {
     36           logged.append(1, '?');
     37         }
     38       }
     39     }
     40   }
     41 
     42   if (logged.size()) {
     43     fprintf(output, "[GRANTED] Spyed keystrokes \"%S\"\r\n",
     44             logged.c_str());
     45   } else {
     46     fprintf(output, "[BLOCKED] Spyed keystrokes \"(null)\"\r\n");
     47   }
     48 }
     49 
     50 void POCDLL_API TestSpyScreen(HANDLE log) {
     51   HandleToFile handle2file;
     52   FILE *output = handle2file.Translate(log, "w");
     53 
     54   HDC screen_dc = ::GetDC(NULL);
     55   COLORREF pixel_color = ::GetPixel(screen_dc, 0, 0);
     56 
     57   for (int x = 0; x < 10; ++x) {
     58     for (int y = 0; y < 10; ++y) {
     59       if (::GetPixel(screen_dc, x, y) != pixel_color) {
     60         fprintf(output, "[GRANTED] Read pixel on screen\r\n");
     61         return;
     62       }
     63     }
     64   }
     65 
     66   fprintf(output, "[BLOCKED] Read pixel on screen. Error = %d\r\n",
     67           ::GetLastError());
     68 }
     69