blob: 88cfecbb6bcf42b348e8f0ba2bbb0b8964ddb9e4 [file] [log] [blame]
// 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