win8/delegate_execute/crash_server_init.cc

   1 // Copyright (c) 2012 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 "win8/delegate_execute/crash_server_init.h"
   6
   7 #include <shlobj.h>
   8 #include <windows.h>
   9
  10 #include <cwchar>
  11
  12 #include "base/file_version_info.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "base/win/win_util.h"
  15 #include "breakpad/src/client/windows/handler/exception_handler.h"
  16
  17 const wchar_t kGoogleUpdatePipeName[] = L"\\\\.\\pipe\\GoogleCrashServices\\";
  18 const wchar_t kSystemPrincipalSid[] = L"S-1-5-18";
  19
  20 const MINIDUMP_TYPE kLargerDumpType = static_cast<MINIDUMP_TYPE>(
  21     MiniDumpWithProcessThreadData |  // Get PEB and TEB.
  22     MiniDumpWithUnloadedModules |  // Get unloaded modules when available.
  23     MiniDumpWithIndirectlyReferencedMemory);  // Get memory referenced by stack.
  24
  25 extern "C" IMAGE_DOS_HEADER __ImageBase;
  26
  27 namespace {
  28
  29 bool IsRunningSystemInstall() {
  30   wchar_t exe_path[MAX_PATH * 2] = {0};
  31   GetModuleFileName(reinterpret_cast<HMODULE>(&__ImageBase),
  32                     exe_path,
  33                     _countof(exe_path));
  34
  35   bool is_system = false;
  36
  37   wchar_t program_files_path[MAX_PATH] = {0};
  38   if (SUCCEEDED(SHGetFolderPath(NULL, CSIDL_PROGRAM_FILES, NULL,
  39                                 SHGFP_TYPE_CURRENT, program_files_path))) {
  40     if (wcsstr(exe_path, program_files_path) == exe_path) {
  41       is_system = true;
  42     }
  43   }
  44
  45   return is_system;
  46 }
  47
  48 google_breakpad::CustomClientInfo* GetCustomInfo() {
  49   scoped_ptr<FileVersionInfo> version_info(
  50       FileVersionInfo::CreateFileVersionInfoForCurrentModule());
  51
  52   static google_breakpad::CustomInfoEntry ver_entry(
  53       L"ver", version_info->file_version().c_str());
  54   static google_breakpad::CustomInfoEntry prod_entry(L"prod", L"Chrome");
  55   static google_breakpad::CustomInfoEntry plat_entry(L"plat", L"Win32");
  56   static google_breakpad::CustomInfoEntry type_entry(L"ptype",
  57                                                      L"delegate_execute");
  58   static google_breakpad::CustomInfoEntry entries[] = {
  59       ver_entry, prod_entry, plat_entry, type_entry };
  60   static google_breakpad::CustomClientInfo custom_info = {
  61       entries, ARRAYSIZE(entries) };
  62   return &custom_info;
  63 }
  64
  65 }  // namespace
  66
  67 namespace delegate_execute {
  68
  69 scoped_ptr<google_breakpad::ExceptionHandler> InitializeCrashReporting() {
  70   wchar_t temp_path[MAX_PATH + 1] = {0};
  71   ::GetTempPath(MAX_PATH, temp_path);
  72
  73   base::string16 pipe_name;
  74   pipe_name = kGoogleUpdatePipeName;
  75   if (IsRunningSystemInstall()) {
  76     pipe_name += kSystemPrincipalSid;
  77   } else {
  78     base::string16 user_sid;
  79     if (base::win::GetUserSidString(&user_sid)) {
  80       pipe_name += user_sid;
  81     } else {
  82       // We don't think we're a system install, but we couldn't get the
  83       // user SID. Try connecting to the system-level crash service as a
  84       // last ditch effort.
  85       pipe_name += kSystemPrincipalSid;
  86     }
  87   }
  88
  89   return scoped_ptr<google_breakpad::ExceptionHandler>(
  90       new google_breakpad::ExceptionHandler(
  91           temp_path, NULL, NULL, NULL,
  92           google_breakpad::ExceptionHandler::HANDLER_ALL, kLargerDumpType,
  93           pipe_name.c_str(), GetCustomInfo()));
  94 }
  95
  96 }  // namespace delegate_execute