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// Copyright (c) 2013 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 "net/disk_cache/simple/simple_index_file.h"
#include <dirent.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <string>
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
namespace disk_cache {
namespace {
struct DirCloser {
void operator()(DIR* dir) { closedir(dir); }
};
typedef scoped_ptr<DIR, DirCloser> ScopedDir;
} // namespace
// static
bool SimpleIndexFile::TraverseCacheDirectory(
const base::FilePath& cache_path,
const EntryFileCallback& entry_file_callback) {
const ScopedDir dir(opendir(cache_path.value().c_str()));
if (!dir) {
PLOG(ERROR) << "opendir " << cache_path.value();
return false;
}
dirent entry, *result;
while (readdir_r(dir.get(), &entry, &result) == 0) {
if (!result)
return true; // The traversal completed successfully.
const std::string file_name(result->d_name);
if (file_name == "." || file_name == "..")
continue;
const base::FilePath file_path = cache_path.Append(
base::FilePath(file_name));
entry_file_callback.Run(file_path);
}
PLOG(ERROR) << "readdir_r " << cache_path.value();
return false;
}
} // namespace disk_cache
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