content/common/handle_enumerator_win.cc

   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 "content/common/handle_enumerator_win.h"
   6
   7 #include <windows.h>
   8 #include <map>
   9
  10 #include "base/command_line.h"
  11 #include "base/logging.h"
  12 #include "base/process/process.h"
  13 #include "base/strings/utf_string_conversions.h"
  14 #include "base/win/windows_version.h"
  15 #include "content/public/common/content_switches.h"
  16 #include "content/public/common/result_codes.h"
  17 #include "sandbox/win/src/handle_table.h"
  18
  19 using base::ASCIIToUTF16;
  20
  21 namespace content {
  22 namespace {
  23
  24 typedef std::map<const base::string16, HandleType> HandleTypeMap;
  25
  26 HandleTypeMap& MakeHandleTypeMap() {
  27   HandleTypeMap& handle_types = *(new HandleTypeMap());
  28   handle_types[sandbox::HandleTable::kTypeProcess] = ProcessHandle;
  29   handle_types[sandbox::HandleTable::kTypeThread] = ThreadHandle;
  30   handle_types[sandbox::HandleTable::kTypeFile] = FileHandle;
  31   handle_types[sandbox::HandleTable::kTypeDirectory] = DirectoryHandle;
  32   handle_types[sandbox::HandleTable::kTypeKey] = KeyHandle;
  33   handle_types[sandbox::HandleTable::kTypeWindowStation] = WindowStationHandle;
  34   handle_types[sandbox::HandleTable::kTypeDesktop] = DesktopHandle;
  35   handle_types[sandbox::HandleTable::kTypeService] = ServiceHandle;
  36   handle_types[sandbox::HandleTable::kTypeMutex] = MutexHandle;
  37   handle_types[sandbox::HandleTable::kTypeSemaphore] = SemaphoreHandle;
  38   handle_types[sandbox::HandleTable::kTypeEvent] = EventHandle;
  39   handle_types[sandbox::HandleTable::kTypeTimer] = TimerHandle;
  40   handle_types[sandbox::HandleTable::kTypeNamedPipe] = NamedPipeHandle;
  41   handle_types[sandbox::HandleTable::kTypeJobObject] = JobHandle;
  42   handle_types[sandbox::HandleTable::kTypeFileMap] = FileMapHandle;
  43   handle_types[sandbox::HandleTable::kTypeAlpcPort] = AlpcPortHandle;
  44
  45   return handle_types;
  46 }
  47
  48 }  // namespace
  49
  50 const size_t kMaxHandleNameLength = 1024;
  51
  52 void HandleEnumerator::EnumerateHandles() {
  53   sandbox::HandleTable handles;
  54   std::string process_type =
  55       CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
  56           switches::kProcessType);
  57   base::string16 output = ASCIIToUTF16(process_type);
  58   output.append(ASCIIToUTF16(" process - Handles at shutdown:\n"));
  59   for (sandbox::HandleTable::Iterator sys_handle
  60       = handles.HandlesForProcess(::GetCurrentProcessId());
  61       sys_handle != handles.end(); ++sys_handle) {
  62     HandleType current_type = StringToHandleType(sys_handle->Type());
  63     if (!all_handles_ && (current_type != ProcessHandle &&
  64                           current_type != FileHandle &&
  65                           current_type != DirectoryHandle &&
  66                           current_type != KeyHandle &&
  67                           current_type != WindowStationHandle &&
  68                           current_type != DesktopHandle &&
  69                           current_type != ServiceHandle))
  70       continue;
  71
  72     output += ASCIIToUTF16("[");
  73     output += sys_handle->Type();
  74     output += ASCIIToUTF16("] (");
  75     output += sys_handle->Name();
  76     output += ASCIIToUTF16(")\n");
  77     output += GetAccessString(current_type,
  78         sys_handle->handle_entry()->GrantedAccess);
  79   }
  80   DVLOG(0) << output;
  81 }
  82
  83 HandleType StringToHandleType(const base::string16& type) {
  84   static HandleTypeMap handle_types = MakeHandleTypeMap();
  85   HandleTypeMap::iterator result = handle_types.find(type);
  86   return result != handle_types.end() ? result->second : OtherHandle;
  87 }
  88
  89 base::string16 GetAccessString(HandleType handle_type,
  90                                            ACCESS_MASK access) {
  91   base::string16 output;
  92   if (access & GENERIC_READ)
  93     output.append(ASCIIToUTF16("\tGENERIC_READ\n"));
  94   if (access & GENERIC_WRITE)
  95     output.append(ASCIIToUTF16("\tGENERIC_WRITE\n"));
  96   if (access & GENERIC_EXECUTE)
  97     output.append(ASCIIToUTF16("\tGENERIC_EXECUTE\n"));
  98   if (access & GENERIC_ALL)
  99     output.append(ASCIIToUTF16("\tGENERIC_ALL\n"));
 100   if (access & DELETE)
 101     output.append(ASCIIToUTF16("\tDELETE\n"));
 102   if (access & READ_CONTROL)
 103     output.append(ASCIIToUTF16("\tREAD_CONTROL\n"));
 104   if (access & WRITE_DAC)
 105     output.append(ASCIIToUTF16("\tWRITE_DAC\n"));
 106   if (access & WRITE_OWNER)
 107     output.append(ASCIIToUTF16("\tWRITE_OWNER\n"));
 108   if (access & SYNCHRONIZE)
 109     output.append(ASCIIToUTF16("\tSYNCHRONIZE\n"));
 110
 111   switch (handle_type) {
 112     case ProcessHandle:
 113       if (access & PROCESS_CREATE_PROCESS)
 114         output.append(ASCIIToUTF16("\tPROCESS_CREATE_PROCESS\n"));
 115       if (access & PROCESS_CREATE_THREAD)
 116         output.append(ASCIIToUTF16("\tPROCESS_CREATE_THREAD\n"));
 117       if (access & PROCESS_DUP_HANDLE)
 118         output.append(ASCIIToUTF16("\tPROCESS_DUP_HANDLE\n"));
 119       if (access & PROCESS_QUERY_INFORMATION)
 120         output.append(ASCIIToUTF16("\tPROCESS_QUERY_INFORMATION\n"));
 121       if (access & PROCESS_QUERY_LIMITED_INFORMATION)
 122         output.append(ASCIIToUTF16("\tPROCESS_QUERY_LIMITED_INFORMATION\n"));
 123       if (access & PROCESS_SET_INFORMATION)
 124         output.append(ASCIIToUTF16("\tPROCESS_SET_INFORMATION\n"));
 125       if (access & PROCESS_SET_QUOTA)
 126         output.append(ASCIIToUTF16("\tPROCESS_SET_QUOTA\n"));
 127       if (access & PROCESS_SUSPEND_RESUME)
 128         output.append(ASCIIToUTF16("\tPROCESS_SUSPEND_RESUME\n"));
 129       if (access & PROCESS_TERMINATE)
 130         output.append(ASCIIToUTF16("\tPROCESS_TERMINATE\n"));
 131       if (access & PROCESS_VM_OPERATION)
 132         output.append(ASCIIToUTF16("\tPROCESS_VM_OPERATION\n"));
 133       if (access & PROCESS_VM_READ)
 134         output.append(ASCIIToUTF16("\tPROCESS_VM_READ\n"));
 135       if (access & PROCESS_VM_WRITE)
 136         output.append(ASCIIToUTF16("\tPROCESS_VM_WRITE\n"));
 137       break;
 138     case ThreadHandle:
 139       if (access & THREAD_DIRECT_IMPERSONATION)
 140         output.append(ASCIIToUTF16("\tTHREAD_DIRECT_IMPERSONATION\n"));
 141       if (access & THREAD_GET_CONTEXT)
 142         output.append(ASCIIToUTF16("\tTHREAD_GET_CONTEXT\n"));
 143       if (access & THREAD_IMPERSONATE)
 144         output.append(ASCIIToUTF16("\tTHREAD_IMPERSONATE\n"));
 145       if (access & THREAD_QUERY_INFORMATION )
 146         output.append(ASCIIToUTF16("\tTHREAD_QUERY_INFORMATION\n"));
 147       if (access & THREAD_QUERY_LIMITED_INFORMATION)
 148         output.append(ASCIIToUTF16("\tTHREAD_QUERY_LIMITED_INFORMATION\n"));
 149       if (access & THREAD_SET_CONTEXT)
 150         output.append(ASCIIToUTF16("\tTHREAD_SET_CONTEXT\n"));
 151       if (access & THREAD_SET_INFORMATION)
 152         output.append(ASCIIToUTF16("\tTHREAD_SET_INFORMATION\n"));
 153       if (access & THREAD_SET_LIMITED_INFORMATION)
 154         output.append(ASCIIToUTF16("\tTHREAD_SET_LIMITED_INFORMATION\n"));
 155       if (access & THREAD_SET_THREAD_TOKEN)
 156         output.append(ASCIIToUTF16("\tTHREAD_SET_THREAD_TOKEN\n"));
 157       if (access & THREAD_SUSPEND_RESUME)
 158         output.append(ASCIIToUTF16("\tTHREAD_SUSPEND_RESUME\n"));
 159       if (access & THREAD_TERMINATE)
 160         output.append(ASCIIToUTF16("\tTHREAD_TERMINATE\n"));
 161       break;
 162     case FileHandle:
 163       if (access & FILE_APPEND_DATA)
 164         output.append(ASCIIToUTF16("\tFILE_APPEND_DATA\n"));
 165       if (access & FILE_EXECUTE)
 166         output.append(ASCIIToUTF16("\tFILE_EXECUTE\n"));
 167       if (access & FILE_READ_ATTRIBUTES)
 168         output.append(ASCIIToUTF16("\tFILE_READ_ATTRIBUTES\n"));
 169       if (access & FILE_READ_DATA)
 170         output.append(ASCIIToUTF16("\tFILE_READ_DATA\n"));
 171       if (access & FILE_READ_EA)
 172         output.append(ASCIIToUTF16("\tFILE_READ_EA\n"));
 173       if (access & FILE_WRITE_ATTRIBUTES)
 174         output.append(ASCIIToUTF16("\tFILE_WRITE_ATTRIBUTES\n"));
 175       if (access & FILE_WRITE_DATA)
 176         output.append(ASCIIToUTF16("\tFILE_WRITE_DATA\n"));
 177       if (access & FILE_WRITE_EA)
 178         output.append(ASCIIToUTF16("\tFILE_WRITE_EA\n"));
 179       break;
 180     case DirectoryHandle:
 181       if (access & FILE_ADD_FILE)
 182         output.append(ASCIIToUTF16("\tFILE_ADD_FILE\n"));
 183       if (access & FILE_ADD_SUBDIRECTORY)
 184         output.append(ASCIIToUTF16("\tFILE_ADD_SUBDIRECTORY\n"));
 185       if (access & FILE_APPEND_DATA)
 186         output.append(ASCIIToUTF16("\tFILE_APPEND_DATA\n"));
 187       if (access & FILE_DELETE_CHILD)
 188         output.append(ASCIIToUTF16("\tFILE_DELETE_CHILD\n"));
 189       if (access & FILE_LIST_DIRECTORY)
 190         output.append(ASCIIToUTF16("\tFILE_LIST_DIRECTORY\n"));
 191       if (access & FILE_READ_DATA)
 192         output.append(ASCIIToUTF16("\tFILE_READ_DATA\n"));
 193       if (access & FILE_TRAVERSE)
 194         output.append(ASCIIToUTF16("\tFILE_TRAVERSE\n"));
 195       if (access & FILE_WRITE_DATA)
 196         output.append(ASCIIToUTF16("\tFILE_WRITE_DATA\n"));
 197       break;
 198     case KeyHandle:
 199       if (access & KEY_CREATE_LINK)
 200         output.append(ASCIIToUTF16("\tKEY_CREATE_LINK\n"));
 201       if (access & KEY_CREATE_SUB_KEY)
 202         output.append(ASCIIToUTF16("\tKEY_CREATE_SUB_KEY\n"));
 203       if (access & KEY_ENUMERATE_SUB_KEYS)
 204         output.append(ASCIIToUTF16("\tKEY_ENUMERATE_SUB_KEYS\n"));
 205       if (access & KEY_EXECUTE)
 206         output.append(ASCIIToUTF16("\tKEY_EXECUTE\n"));
 207       if (access & KEY_NOTIFY)
 208         output.append(ASCIIToUTF16("\tKEY_NOTIFY\n"));
 209       if (access & KEY_QUERY_VALUE)
 210         output.append(ASCIIToUTF16("\tKEY_QUERY_VALUE\n"));
 211       if (access & KEY_READ)
 212         output.append(ASCIIToUTF16("\tKEY_READ\n"));
 213       if (access & KEY_SET_VALUE)
 214         output.append(ASCIIToUTF16("\tKEY_SET_VALUE\n"));
 215       if (access & KEY_WOW64_32KEY)
 216         output.append(ASCIIToUTF16("\tKEY_WOW64_32KEY\n"));
 217       if (access & KEY_WOW64_64KEY)
 218         output.append(ASCIIToUTF16("\tKEY_WOW64_64KEY\n"));
 219       break;
 220     case WindowStationHandle:
 221       if (access & WINSTA_ACCESSCLIPBOARD)
 222         output.append(ASCIIToUTF16("\tWINSTA_ACCESSCLIPBOARD\n"));
 223       if (access & WINSTA_ACCESSGLOBALATOMS)
 224         output.append(ASCIIToUTF16("\tWINSTA_ACCESSGLOBALATOMS\n"));
 225       if (access & WINSTA_CREATEDESKTOP)
 226         output.append(ASCIIToUTF16("\tWINSTA_CREATEDESKTOP\n"));
 227       if (access & WINSTA_ENUMDESKTOPS)
 228         output.append(ASCIIToUTF16("\tWINSTA_ENUMDESKTOPS\n"));
 229       if (access & WINSTA_ENUMERATE)
 230         output.append(ASCIIToUTF16("\tWINSTA_ENUMERATE\n"));
 231       if (access & WINSTA_EXITWINDOWS)
 232         output.append(ASCIIToUTF16("\tWINSTA_EXITWINDOWS\n"));
 233       if (access & WINSTA_READATTRIBUTES)
 234         output.append(ASCIIToUTF16("\tWINSTA_READATTRIBUTES\n"));
 235       if (access & WINSTA_READSCREEN)
 236         output.append(ASCIIToUTF16("\tWINSTA_READSCREEN\n"));
 237       if (access & WINSTA_WRITEATTRIBUTES)
 238         output.append(ASCIIToUTF16("\tWINSTA_WRITEATTRIBUTES\n"));
 239       break;
 240     case DesktopHandle:
 241       if (access & DESKTOP_CREATEMENU)
 242         output.append(ASCIIToUTF16("\tDESKTOP_CREATEMENU\n"));
 243       if (access & DESKTOP_CREATEWINDOW)
 244         output.append(ASCIIToUTF16("\tDESKTOP_CREATEWINDOW\n"));
 245       if (access & DESKTOP_ENUMERATE)
 246         output.append(ASCIIToUTF16("\tDESKTOP_ENUMERATE\n"));
 247       if (access & DESKTOP_HOOKCONTROL)
 248         output.append(ASCIIToUTF16("\tDESKTOP_HOOKCONTROL\n"));
 249       if (access & DESKTOP_JOURNALPLAYBACK)
 250         output.append(ASCIIToUTF16("\tDESKTOP_JOURNALPLAYBACK\n"));
 251       if (access & DESKTOP_JOURNALRECORD)
 252         output.append(ASCIIToUTF16("\tDESKTOP_JOURNALRECORD\n"));
 253       if (access & DESKTOP_READOBJECTS)
 254         output.append(ASCIIToUTF16("\tDESKTOP_READOBJECTS\n"));
 255       if (access & DESKTOP_SWITCHDESKTOP)
 256         output.append(ASCIIToUTF16("\tDESKTOP_SWITCHDESKTOP\n"));
 257       if (access & DESKTOP_WRITEOBJECTS)
 258         output.append(ASCIIToUTF16("\tDESKTOP_WRITEOBJECTS\n"));
 259       break;
 260     case ServiceHandle:
 261       if (access & SC_MANAGER_CREATE_SERVICE)
 262         output.append(ASCIIToUTF16("\tSC_MANAGER_CREATE_SERVICE\n"));
 263       if (access & SC_MANAGER_CONNECT)
 264         output.append(ASCIIToUTF16("\tSC_MANAGER_CONNECT\n"));
 265       if (access & SC_MANAGER_ENUMERATE_SERVICE )
 266         output.append(ASCIIToUTF16("\tSC_MANAGER_ENUMERATE_SERVICE\n"));
 267       if (access & SC_MANAGER_LOCK)
 268         output.append(ASCIIToUTF16("\tSC_MANAGER_LOCK\n"));
 269       if (access & SC_MANAGER_MODIFY_BOOT_CONFIG )
 270         output.append(ASCIIToUTF16("\tSC_MANAGER_MODIFY_BOOT_CONFIG\n"));
 271       if (access & SC_MANAGER_QUERY_LOCK_STATUS )
 272         output.append(ASCIIToUTF16("\tSC_MANAGER_QUERY_LOCK_STATUS\n"));
 273       break;
 274     case EventHandle:
 275       if (access & EVENT_MODIFY_STATE)
 276         output.append(ASCIIToUTF16("\tEVENT_MODIFY_STATE\n"));
 277       break;
 278     case MutexHandle:
 279       if (access & MUTEX_MODIFY_STATE)
 280         output.append(ASCIIToUTF16("\tMUTEX_MODIFY_STATE\n"));
 281       break;
 282     case SemaphoreHandle:
 283       if (access & SEMAPHORE_MODIFY_STATE)
 284         output.append(ASCIIToUTF16("\tSEMAPHORE_MODIFY_STATE\n"));
 285       break;
 286     case TimerHandle:
 287       if (access & TIMER_MODIFY_STATE)
 288         output.append(ASCIIToUTF16("\tTIMER_MODIFY_STATE\n"));
 289       if (access & TIMER_QUERY_STATE)
 290         output.append(ASCIIToUTF16("\tTIMER_QUERY_STATE\n"));
 291       break;
 292     case NamedPipeHandle:
 293       if (access & PIPE_ACCESS_INBOUND)
 294         output.append(ASCIIToUTF16("\tPIPE_ACCESS_INBOUND\n"));
 295       if (access & PIPE_ACCESS_OUTBOUND)
 296         output.append(ASCIIToUTF16("\tPIPE_ACCESS_OUTBOUND\n"));
 297       break;
 298     case JobHandle:
 299       if (access & JOB_OBJECT_ASSIGN_PROCESS)
 300         output.append(ASCIIToUTF16("\tJOB_OBJECT_ASSIGN_PROCESS\n"));
 301       if (access & JOB_OBJECT_QUERY)
 302         output.append(ASCIIToUTF16("\tJOB_OBJECT_QUERY\n"));
 303       if (access & JOB_OBJECT_SET_ATTRIBUTES)
 304         output.append(ASCIIToUTF16("\tJOB_OBJECT_SET_ATTRIBUTES\n"));
 305       if (access & JOB_OBJECT_SET_SECURITY_ATTRIBUTES)
 306         output.append(ASCIIToUTF16("\tJOB_OBJECT_SET_SECURITY_ATTRIBUTES\n"));
 307       if (access & JOB_OBJECT_TERMINATE)
 308         output.append(ASCIIToUTF16("\tJOB_OBJECT_TERMINATE\n"));
 309       break;
 310     case FileMapHandle:
 311       if (access & FILE_MAP_EXECUTE)
 312         output.append(ASCIIToUTF16("\tFILE_MAP_EXECUTE\n"));
 313       if (access & FILE_MAP_READ)
 314         output.append(ASCIIToUTF16("\tFILE_MAP_READ\n"));
 315       if (access & FILE_MAP_WRITE)
 316         output.append(ASCIIToUTF16("\tFILE_MAP_WRITE\n"));
 317       break;
 318   }
 319   return output;
 320 }
 321
 322 }  // namespace content