36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
// Copyright (c) 2012 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.
|
|
|
|
#ifndef BASE_FILES_DIR_READER_FALLBACK_H_
|
|
#define BASE_FILES_DIR_READER_FALLBACK_H_
|
|
|
|
namespace base {
|
|
|
|
class DirReaderFallback {
|
|
public:
|
|
// Open a directory. If |IsValid| is true, then |Next| can be called to start
|
|
// the iteration at the beginning of the directory.
|
|
explicit DirReaderFallback(const char* directory_path) {}
|
|
|
|
// After construction, IsValid returns true iff the directory was
|
|
// successfully opened.
|
|
bool IsValid() const { return false; }
|
|
|
|
// Move to the next entry returning false if the iteration is complete.
|
|
bool Next() { return false; }
|
|
|
|
// Return the name of the current directory entry.
|
|
const char* name() { return nullptr;}
|
|
|
|
// Return the file descriptor which is being used.
|
|
int fd() const { return -1; }
|
|
|
|
// Returns true if this is a no-op fallback class (for testing).
|
|
static bool IsFallback() { return true; }
|
|
};
|
|
|
|
} // namespace base
|
|
|
|
#endif // BASE_FILES_DIR_READER_FALLBACK_H_
|