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comparison: toolkit/mozapps/update/updater/win_dirent.cpp
toolkit/mozapps/update/updater/win_dirent.cpp
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- 6474c204b198
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| -1:000000000000 | 0:9ae06de2b12b |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "win_dirent.h" | |
| 8 #include <errno.h> | |
| 9 #include <string.h> | |
| 10 | |
| 11 // This file implements the minimum set of dirent APIs used by updater.cpp on | |
| 12 // Windows. If updater.cpp is modified to use more of this API, we need to | |
| 13 // implement those parts here too. | |
| 14 | |
| 15 static dirent gDirEnt; | |
| 16 | |
| 17 DIR::DIR(const WCHAR* path) | |
| 18 : findHandle(INVALID_HANDLE_VALUE) | |
| 19 { | |
| 20 memset(name, 0, sizeof(name)); | |
| 21 wcsncpy(name, path, sizeof(name)/sizeof(name[0])); | |
| 22 wcsncat(name, L"\\*", sizeof(name)/sizeof(name[0]) - wcslen(name) - 1); | |
| 23 } | |
| 24 | |
| 25 DIR::~DIR() | |
| 26 { | |
| 27 if (findHandle != INVALID_HANDLE_VALUE) { | |
| 28 FindClose(findHandle); | |
| 29 } | |
| 30 } | |
| 31 | |
| 32 dirent::dirent() | |
| 33 { | |
| 34 d_name[0] = L'\0'; | |
| 35 } | |
| 36 | |
| 37 DIR* | |
| 38 opendir(const WCHAR* path) | |
| 39 { | |
| 40 return new DIR(path); | |
| 41 } | |
| 42 | |
| 43 int | |
| 44 closedir(DIR* dir) | |
| 45 { | |
| 46 delete dir; | |
| 47 return 0; | |
| 48 } | |
| 49 | |
| 50 dirent* readdir(DIR* dir) | |
| 51 { | |
| 52 WIN32_FIND_DATAW data; | |
| 53 if (dir->findHandle != INVALID_HANDLE_VALUE) { | |
| 54 BOOL result = FindNextFileW(dir->findHandle, &data); | |
| 55 if (!result) { | |
| 56 if (GetLastError() != ERROR_FILE_NOT_FOUND) { | |
| 57 errno = ENOENT; | |
| 58 } | |
| 59 return 0; | |
| 60 } | |
| 61 } else { | |
| 62 // Reading the first directory entry | |
| 63 dir->findHandle = FindFirstFileW(dir->name, &data); | |
| 64 if (dir->findHandle == INVALID_HANDLE_VALUE) { | |
| 65 if (GetLastError() == ERROR_FILE_NOT_FOUND) { | |
| 66 errno = ENOENT; | |
| 67 } else { | |
| 68 errno = EBADF; | |
| 69 } | |
| 70 return 0; | |
| 71 } | |
| 72 } | |
| 73 memset(gDirEnt.d_name, 0, sizeof(gDirEnt.d_name)); | |
| 74 wcsncpy(gDirEnt.d_name, data.cFileName, | |
| 75 sizeof(gDirEnt.d_name)/sizeof(gDirEnt.d_name[0])); | |
| 76 return &gDirEnt; | |
| 77 } | |
| 78 |
