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| 1 // Copyright (c) 2013 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 #if defined(_WIN32_WINNT_WIN8) && _MSC_VER < 1700 |
| 7 // The Windows 8 SDK defines FACILITY_VISUALCPP in winerror.h, and in |
| 8 // delayimp.h previous to VS2012. |
| 9 #undef FACILITY_VISUALCPP |
| 10 #endif |
| 11 #include <DelayIMP.h> |
| 12 |
| 13 #include "base/basictypes.h" |
| 14 #include "base/compiler_specific.h" |
| 15 #include "base/scoped_native_library.h" |
| 16 #include "chrome/app/delay_load_hook_win.h" |
| 17 #include "testing/gtest/include/gtest/gtest.h" |
| 18 |
| 19 namespace { |
| 20 |
| 21 class ChromeDelayLoadHookTest : public testing::Test { |
| 22 public: |
| 23 ChromeDelayLoadHookTest() : proc_ptr_(NULL) { |
| 24 } |
| 25 |
| 26 virtual void SetUp() OVERRIDE { |
| 27 SetupInfo("kernel32.dll"); |
| 28 } |
| 29 |
| 30 void SetupInfo(const char* dll_name) { |
| 31 info_.cb = sizeof(info_); |
| 32 info_.pidd = NULL; |
| 33 info_.ppfn = &proc_ptr_; |
| 34 info_.szDll = dll_name; |
| 35 info_.dlp.fImportByName = TRUE; |
| 36 info_.dlp.szProcName = "CreateFileA"; |
| 37 info_.hmodCur = NULL; |
| 38 info_.pfnCur = NULL; |
| 39 info_.dwLastError = 0; |
| 40 } |
| 41 |
| 42 FARPROC proc_ptr_; |
| 43 DelayLoadInfo info_; |
| 44 }; |
| 45 |
| 46 } // namespace |
| 47 |
| 48 TEST_F(ChromeDelayLoadHookTest, HooksAreSetAtLinkTime) { |
| 49 // This test verifies that referencing the ChromeDelayLoadHook at link |
| 50 // time results in overriding the delay loader's hook instances in the CRT |
| 51 // ropriately. |
| 52 EXPECT_TRUE(__pfnDliNotifyHook2 == ChromeDelayLoadHook); |
| 53 EXPECT_TRUE(__pfnDliFailureHook2 == ChromeDelayLoadHook); |
| 54 } |
| 55 |
| 56 TEST_F(ChromeDelayLoadHookTest, NonSuffixedDllsAreNotHandled) { |
| 57 // The hook should ignore non-suffixed DLLs. |
| 58 SetupInfo("kernel32.dll"); |
| 59 |
| 60 HMODULE none = reinterpret_cast<HMODULE>( |
| 61 ChromeDelayLoadHook(dliNotePreLoadLibrary, &info_)); |
| 62 // Make sure the library is released on exit. |
| 63 base::ScopedNativeLibrary lib_holder(none); |
| 64 |
| 65 ASSERT_TRUE(none == NULL); |
| 66 } |
| 67 |
| 68 TEST_F(ChromeDelayLoadHookTest, SuffixedDllsAreRedirected) { |
| 69 // Check that a DLL name of the form "foo-delay.dll" gets redirected to |
| 70 // the "foo.dll". |
| 71 SetupInfo("kernel32-delay.dll"); |
| 72 HMODULE kernel32 = reinterpret_cast<HMODULE>( |
| 73 ChromeDelayLoadHook(dliNotePreLoadLibrary, &info_)); |
| 74 |
| 75 // Make sure the library is released on exit. |
| 76 base::ScopedNativeLibrary lib_holder(kernel32); |
| 77 |
| 78 ASSERT_TRUE(kernel32 == ::GetModuleHandle(L"kernel32.dll")); |
| 79 } |
| 80 |
| 81 TEST_F(ChromeDelayLoadHookTest, IgnoresUnhandledNotifications) { |
| 82 SetupInfo("kernel32-delay.dll"); |
| 83 |
| 84 // The hook should ignore all notifications but the preload notifications. |
| 85 EXPECT_TRUE(ChromeDelayLoadHook(dliNoteStartProcessing, &info_) == NULL); |
| 86 EXPECT_TRUE(ChromeDelayLoadHook(dliNotePreGetProcAddress, &info_) == NULL); |
| 87 EXPECT_TRUE(ChromeDelayLoadHook(dliNoteEndProcessing, &info_) == NULL); |
| 88 EXPECT_TRUE(ChromeDelayLoadHook(dliFailLoadLib, &info_) == NULL); |
| 89 EXPECT_TRUE(ChromeDelayLoadHook(dliFailGetProc, &info_) == NULL); |
| 90 } |
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