Get module versions and types from in-memory images

snapshot/win/pe_image_reader_test.cc

 // Copyright 2015 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
 #include "snapshot/win/pe_image_reader.h"
 
 #define PSAPI_VERSION 1
 #include <psapi.h>
 
+#include "base/files/file_path.h"
+#include "base/strings/utf_string_conversions.h"
 #include "gtest/gtest.h"
 #include "snapshot/win/process_reader_win.h"
+#include "test/errors.h"
 #include "util/win/get_function.h"
+#include "util/win/module_version.h"
 
 extern "C" IMAGE_DOS_HEADER __ImageBase;
 
 namespace crashpad {
 namespace test {
 namespace {
 
 BOOL CrashpadGetModuleInformation(HANDLE process,
-                          HMODULE module,
-                          MODULEINFO* module_info,
-                          DWORD cb) {
+                                  HMODULE module,
+                                  MODULEINFO* module_info,
+                                  DWORD cb) {
   static const auto get_module_information =
       GET_FUNCTION_REQUIRED(L"psapi.dll", ::GetModuleInformation);
   return get_module_information(process, module, module_info, cb);
 }
 
 TEST(PEImageReader, DebugDirectory) {
   PEImageReader pe_image_reader;
   ProcessReaderWin process_reader;
   ASSERT_TRUE(process_reader.Initialize(GetCurrentProcess(),
                                         ProcessSuspensionState::kRunning));
   HMODULE self = reinterpret_cast<HMODULE>(&__ImageBase);
   MODULEINFO module_info;
   ASSERT_TRUE(CrashpadGetModuleInformation(
-      GetCurrentProcess(), self, &module_info, sizeof(module_info)));
+      GetCurrentProcess(), self, &module_info, sizeof(module_info)))
+      << ErrorMessage("GetModuleInformation");
   EXPECT_EQ(self, module_info.lpBaseOfDll);
-  EXPECT_TRUE(pe_image_reader.Initialize(&process_reader,
+  ASSERT_TRUE(pe_image_reader.Initialize(&process_reader,
                                          reinterpret_cast<WinVMAddress>(self),
                                          module_info.SizeOfImage,
                                          "self"));
   UUID uuid;
   DWORD age;
   std::string pdbname;
   EXPECT_TRUE(pe_image_reader.DebugDirectoryInformation(&uuid, &age, &pdbname));
   EXPECT_NE(std::string::npos, pdbname.find("crashpad_snapshot_test"));
   const std::string suffix(".pdb");
   EXPECT_EQ(
       0,
       pdbname.compare(pdbname.size() - suffix.size(), suffix.size(), suffix));
 }
 
+TEST(PEImageReader, VSFixedFileInfo) {
+  ProcessReaderWin process_reader;
+  ASSERT_TRUE(process_reader.Initialize(GetCurrentProcess(),
+                                        ProcessSuspensionState::kRunning));
+
+  const wchar_t kModuleName[] = L"kernel32.dll";
+
+  HMODULE module_handle = GetModuleHandle(kModuleName);
+  ASSERT_TRUE(module_handle) << ErrorMessage("GetModuleHandle");
+
+  MODULEINFO module_info;
+  ASSERT_TRUE(CrashpadGetModuleInformation(
+      GetCurrentProcess(), module_handle, &module_info, sizeof(module_info)))
+      << ErrorMessage("GetModuleInformation");
+  EXPECT_EQ(module_handle, module_info.lpBaseOfDll);
+
+  PEImageReader pe_image_reader;
+  ASSERT_TRUE(
+      pe_image_reader.Initialize(&process_reader,
+                                 reinterpret_cast<WinVMAddress>(module_handle),
+                                 module_info.SizeOfImage,
+                                 base::UTF16ToUTF8(kModuleName)));
+
+  VS_FIXEDFILEINFO observed;
+  ASSERT_TRUE(pe_image_reader.VSFixedFileInfo(&observed));
+
+  EXPECT_EQ(VS_FFI_SIGNATURE, observed.dwSignature);
+  EXPECT_EQ(VS_FFI_STRUCVERSION, observed.dwStrucVersion);
+  EXPECT_EQ(0, observed.dwFileFlags & ~observed.dwFileFlagsMask);
+  EXPECT_EQ(VOS_NT_WINDOWS32, observed.dwFileOS);
+  EXPECT_EQ(VFT_DLL, observed.dwFileType);
+
+  VS_FIXEDFILEINFO expected;
+  ASSERT_TRUE(GetModuleVersionAndType(base::FilePath(kModuleName), &expected));
+
+  EXPECT_EQ(expected.dwSignature, observed.dwSignature);
+  EXPECT_EQ(expected.dwStrucVersion, observed.dwStrucVersion);
+  EXPECT_EQ(expected.dwFileVersionMS, observed.dwFileVersionMS);
+  EXPECT_EQ(expected.dwFileVersionLS, observed.dwFileVersionLS);
+  EXPECT_EQ(expected.dwProductVersionMS, observed.dwProductVersionMS);
+  EXPECT_EQ(expected.dwProductVersionLS, observed.dwProductVersionLS);
+  EXPECT_EQ(expected.dwFileFlagsMask, observed.dwFileFlagsMask);
+  EXPECT_EQ(expected.dwFileFlags, observed.dwFileFlags);
+  EXPECT_EQ(expected.dwFileOS, observed.dwFileOS);
+  EXPECT_EQ(expected.dwFileType, observed.dwFileType);
+  EXPECT_EQ(expected.dwFileSubtype, observed.dwFileSubtype);
+  EXPECT_EQ(expected.dwFileDateMS, observed.dwFileDateMS);
+  EXPECT_EQ(expected.dwFileDateLS, observed.dwFileDateLS);
+}
+
 }  // namespace
 }  // namespace test
 }  // namespace crashpad