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      1 // Copyright (c) 2011 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 <windows.h>
      6 #include <atlsecurity.h>
      7 
      8 #include "base/win/windows_version.h"
      9 #include "testing/gtest/include/gtest/gtest.h"
     10 #include "sandbox/win/src/sandbox.h"
     11 #include "sandbox/win/src/sandbox_policy.h"
     12 #include "sandbox/win/src/sandbox_factory.h"
     13 #include "sandbox/win/tests/common/controller.h"
     14 
     15 namespace sandbox {
     16 
     17 
     18 SBOX_TESTS_COMMAND int CheckIntegrityLevel(int argc, wchar_t **argv) {
     19   ATL::CAccessToken token;
     20   if (!token.GetEffectiveToken(TOKEN_READ))
     21     return SBOX_TEST_FAILED;
     22 
     23   char* buffer[100];
     24   DWORD buf_size = 100;
     25   if (!::GetTokenInformation(token.GetHandle(), TokenIntegrityLevel,
     26                              reinterpret_cast<void*>(buffer), buf_size,
     27                              &buf_size))
     28     return SBOX_TEST_FAILED;
     29 
     30   TOKEN_MANDATORY_LABEL* label =
     31       reinterpret_cast<TOKEN_MANDATORY_LABEL*>(buffer);
     32 
     33   PSID sid_low = NULL;
     34   if (!::ConvertStringSidToSid(L"S-1-16-4096", &sid_low))
     35     return SBOX_TEST_FAILED;
     36 
     37   BOOL is_low_sid = ::EqualSid(label->Label.Sid, sid_low);
     38 
     39   ::LocalFree(sid_low);
     40 
     41   if (is_low_sid)
     42     return SBOX_TEST_SUCCEEDED;
     43 
     44   return SBOX_TEST_DENIED;
     45 }
     46 
     47 TEST(IntegrityLevelTest, TestLowILReal) {
     48   if (base::win::GetVersion() != base::win::VERSION_VISTA)
     49     return;
     50 
     51   TestRunner runner(JOB_LOCKDOWN, USER_INTERACTIVE, USER_INTERACTIVE);
     52 
     53   runner.SetTimeout(INFINITE);
     54 
     55   runner.GetPolicy()->SetIntegrityLevel(INTEGRITY_LEVEL_LOW);
     56 
     57   EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(L"CheckIntegrityLevel"));
     58 
     59   runner.SetTestState(BEFORE_REVERT);
     60   EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(L"CheckIntegrityLevel"));
     61 }
     62 
     63 TEST(DelayedIntegrityLevelTest, TestLowILDelayed) {
     64   if (base::win::GetVersion() != base::win::VERSION_VISTA)
     65     return;
     66 
     67   TestRunner runner(JOB_LOCKDOWN, USER_INTERACTIVE, USER_INTERACTIVE);
     68 
     69   runner.SetTimeout(INFINITE);
     70 
     71   runner.GetPolicy()->SetDelayedIntegrityLevel(INTEGRITY_LEVEL_LOW);
     72 
     73   EXPECT_EQ(SBOX_TEST_SUCCEEDED, runner.RunTest(L"CheckIntegrityLevel"));
     74 
     75   runner.SetTestState(BEFORE_REVERT);
     76   EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(L"CheckIntegrityLevel"));
     77 }
     78 
     79 TEST(IntegrityLevelTest, TestNoILChange) {
     80   if (base::win::GetVersion() != base::win::VERSION_VISTA)
     81     return;
     82 
     83   TestRunner runner(JOB_LOCKDOWN, USER_INTERACTIVE, USER_INTERACTIVE);
     84 
     85   runner.SetTimeout(INFINITE);
     86 
     87   EXPECT_EQ(SBOX_TEST_DENIED, runner.RunTest(L"CheckIntegrityLevel"));
     88 }
     89 
     90 }  // namespace sandbox
     91