| // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/files/file.h" |
| #include "base/files/file_path.h" |
| #include "util/build_config.h" |
| |
| #if defined(OS_POSIX) || defined(OS_FUCHSIA) |
| #include <errno.h> |
| #endif |
| |
| namespace base { |
| |
| File::Info::Info() = default; |
| |
| File::Info::~Info() = default; |
| |
| File::File() = default; |
| |
| File::File(const FilePath& path, uint32_t flags) |
| : error_details_(FILE_OK) { |
| Initialize(path, flags); |
| } |
| |
| File::File(ScopedPlatformFile platform_file) |
| : file_(std::move(platform_file)), |
| error_details_(FILE_OK) { |
| #if defined(OS_POSIX) || defined(OS_FUCHSIA) |
| DCHECK_GE(file_.get(), -1); |
| #endif |
| } |
| |
| File::File(PlatformFile platform_file) |
| : file_(platform_file), |
| error_details_(FILE_OK) { |
| #if defined(OS_POSIX) || defined(OS_FUCHSIA) |
| DCHECK_GE(platform_file, -1); |
| #endif |
| } |
| |
| File::File(Error error_details) |
| : error_details_(error_details) {} |
| |
| File::File(File&& other) |
| : file_(other.TakePlatformFile()), |
| error_details_(other.error_details()) {} |
| |
| File::~File() { |
| // Go through the AssertIOAllowed logic. |
| Close(); |
| } |
| |
| File& File::operator=(File&& other) { |
| Close(); |
| SetPlatformFile(other.TakePlatformFile()); |
| error_details_ = other.error_details(); |
| return *this; |
| } |
| |
| void File::Initialize(const FilePath& path, uint32_t flags) { |
| if (path.ReferencesParent()) { |
| #if defined(OS_WIN) |
| ::SetLastError(ERROR_ACCESS_DENIED); |
| #elif defined(OS_POSIX) || defined(OS_FUCHSIA) |
| errno = EACCES; |
| #else |
| #error Unsupported platform |
| #endif |
| error_details_ = FILE_ERROR_ACCESS_DENIED; |
| return; |
| } |
| DoInitialize(path, flags); |
| } |
| |
| std::string File::ErrorToString(Error error) { |
| switch (error) { |
| case FILE_OK: |
| return "FILE_OK"; |
| case FILE_ERROR_FAILED: |
| return "FILE_ERROR_FAILED"; |
| case FILE_ERROR_IN_USE: |
| return "FILE_ERROR_IN_USE"; |
| case FILE_ERROR_EXISTS: |
| return "FILE_ERROR_EXISTS"; |
| case FILE_ERROR_NOT_FOUND: |
| return "FILE_ERROR_NOT_FOUND"; |
| case FILE_ERROR_ACCESS_DENIED: |
| return "FILE_ERROR_ACCESS_DENIED"; |
| case FILE_ERROR_TOO_MANY_OPENED: |
| return "FILE_ERROR_TOO_MANY_OPENED"; |
| case FILE_ERROR_NO_MEMORY: |
| return "FILE_ERROR_NO_MEMORY"; |
| case FILE_ERROR_NO_SPACE: |
| return "FILE_ERROR_NO_SPACE"; |
| case FILE_ERROR_NOT_A_DIRECTORY: |
| return "FILE_ERROR_NOT_A_DIRECTORY"; |
| case FILE_ERROR_INVALID_OPERATION: |
| return "FILE_ERROR_INVALID_OPERATION"; |
| case FILE_ERROR_SECURITY: |
| return "FILE_ERROR_SECURITY"; |
| case FILE_ERROR_ABORT: |
| return "FILE_ERROR_ABORT"; |
| case FILE_ERROR_NOT_A_FILE: |
| return "FILE_ERROR_NOT_A_FILE"; |
| case FILE_ERROR_NOT_EMPTY: |
| return "FILE_ERROR_NOT_EMPTY"; |
| case FILE_ERROR_INVALID_URL: |
| return "FILE_ERROR_INVALID_URL"; |
| case FILE_ERROR_IO: |
| return "FILE_ERROR_IO"; |
| case FILE_ERROR_MAX: |
| break; |
| } |
| |
| NOTREACHED(); |
| return ""; |
| } |
| |
| } // namespace base |