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 base::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 323
