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| 1 // Copyright (c) 2006-2008 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 "sandbox/win/src/restricted_token.h" | |
| 6 #include "sandbox/win/src/restricted_token_utils.h" | |
| 7 #include "sandbox/win/tools/finder/finder.h" | |
| 8 | |
| 9 DWORD Finder::ParseFileSystem(ATL::CString directory) { | |
| 10 WIN32_FIND_DATA find_data; | |
| 11 HANDLE find; | |
| 12 | |
| 13 //Search for items in the directory. | |
| 14 ATL::CString name_to_search = directory + L"\\*"; | |
| 15 find = ::FindFirstFile(name_to_search, &find_data); | |
| 16 if (INVALID_HANDLE_VALUE == find) { | |
| 17 DWORD error = ::GetLastError(); | |
| 18 Output(FS_ERR, error, directory); | |
| 19 filesystem_stats_[BROKEN]++; | |
| 20 return error; | |
| 21 } | |
| 22 | |
| 23 // parse all files or folders. | |
| 24 do { | |
| 25 if (_tcscmp(find_data.cFileName, L".") == 0 || | |
| 26 _tcscmp(find_data.cFileName, L"..") == 0) | |
| 27 continue; | |
| 28 | |
| 29 ATL::CString complete_name = directory + L"\\" + find_data.cFileName; | |
| 30 TestFileAccess(complete_name); | |
| 31 | |
| 32 // Call recursively the function if the path found is a directory. | |
| 33 if ((find_data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0) { | |
| 34 ParseFileSystem(complete_name); | |
| 35 } | |
| 36 } while (::FindNextFile(find, &find_data) != 0); | |
| 37 | |
| 38 DWORD err_code = ::GetLastError(); | |
| 39 ::FindClose(find); | |
| 40 | |
| 41 if (ERROR_NO_MORE_FILES != err_code) { | |
| 42 Output(FS_ERR, err_code, directory); | |
| 43 filesystem_stats_[BROKEN]++; | |
| 44 return err_code; | |
| 45 } | |
| 46 | |
| 47 return ERROR_SUCCESS; | |
| 48 } | |
| 49 | |
| 50 DWORD Finder::TestFileAccess(ATL::CString name) { | |
| 51 Impersonater impersonate(token_handle_); | |
| 52 | |
| 53 filesystem_stats_[PARSE]++; | |
| 54 | |
| 55 HANDLE file; | |
| 56 if (access_type_ & kTestForAll) { | |
| 57 file = ::CreateFile(name.GetBuffer(), | |
| 58 GENERIC_ALL, | |
| 59 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, | |
| 60 NULL, | |
| 61 OPEN_EXISTING, | |
| 62 FILE_ATTRIBUTE_NORMAL, | |
| 63 NULL); | |
| 64 | |
| 65 if (file != INVALID_HANDLE_VALUE) { | |
| 66 filesystem_stats_[ALL]++; | |
| 67 Output(FS, L"R/W", name.GetBuffer()); | |
| 68 ::CloseHandle(file); | |
| 69 return GENERIC_ALL; | |
| 70 } else if (::GetLastError() != ERROR_ACCESS_DENIED) { | |
| 71 Output(FS_ERR, GetLastError(), name); | |
| 72 filesystem_stats_[BROKEN]++; | |
| 73 } | |
| 74 } | |
| 75 | |
| 76 if (access_type_ & kTestForWrite) { | |
| 77 file = ::CreateFile(name.GetBuffer(), | |
| 78 GENERIC_WRITE, | |
| 79 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, | |
| 80 NULL, | |
| 81 OPEN_EXISTING, | |
| 82 FILE_ATTRIBUTE_NORMAL, | |
| 83 NULL); | |
| 84 | |
| 85 if (file != INVALID_HANDLE_VALUE) { | |
| 86 filesystem_stats_[WRITE]++; | |
| 87 Output(FS, L"W", name); | |
| 88 ::CloseHandle(file); | |
| 89 return GENERIC_WRITE; | |
| 90 } else if (::GetLastError() != ERROR_ACCESS_DENIED) { | |
| 91 Output(FS_ERR, ::GetLastError(), name); | |
| 92 filesystem_stats_[BROKEN]++; | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 if (access_type_ & kTestForRead) { | |
| 97 file = ::CreateFile(name.GetBuffer(), | |
| 98 GENERIC_READ, | |
| 99 FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, | |
| 100 NULL, | |
| 101 OPEN_EXISTING, | |
| 102 FILE_ATTRIBUTE_NORMAL, | |
| 103 NULL); | |
| 104 | |
| 105 if (file != INVALID_HANDLE_VALUE) { | |
| 106 filesystem_stats_[READ]++; | |
| 107 Output(FS, L"R", name); | |
| 108 ::CloseHandle(file); | |
| 109 return GENERIC_READ; | |
| 110 } else if (::GetLastError() != ERROR_ACCESS_DENIED) { | |
| 111 Output(FS_ERR, GetLastError(), name); | |
| 112 filesystem_stats_[BROKEN]++; | |
| 113 } | |
| 114 } | |
| 115 | |
| 116 return 0; | |
| 117 } | |
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Chromium Code Reviews
Issue 2773333002:
Remove sandbox/win/tools. (Closed)
