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