cache_util_posix.cc revision 868fa2fe829687343ffae624259930155e16dbd8
1// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "net/disk_cache/cache_util.h" 6 7#include "base/file_util.h" 8#include "base/files/file_enumerator.h" 9#include "base/logging.h" 10#include "base/string_util.h" 11 12namespace disk_cache { 13 14bool MoveCache(const base::FilePath& from_path, const base::FilePath& to_path) { 15#if defined(OS_CHROMEOS) 16 // For ChromeOS, we don't actually want to rename the cache 17 // directory, because if we do, then it'll get recreated through the 18 // encrypted filesystem (with encrypted names), and we won't be able 19 // to see these directories anymore in an unmounted encrypted 20 // filesystem, so we just move each item in the cache to a new 21 // directory. 22 if (!file_util::CreateDirectory(to_path)) { 23 LOG(ERROR) << "Unable to create destination cache directory."; 24 return false; 25 } 26 base::FileEnumerator iter(from_path, false /* not recursive */, 27 base::FileEnumerator::DIRECTORIES | base::FileEnumerator::FILES); 28 for (base::FilePath name = iter.Next(); !name.value().empty(); 29 name = iter.Next()) { 30 base::FilePath destination = to_path.Append(name.BaseName()); 31 if (!file_util::Move(name, destination)) { 32 LOG(ERROR) << "Unable to move cache item."; 33 return false; 34 } 35 } 36 return true; 37#else 38 return file_util::Move(from_path, to_path); 39#endif 40} 41 42void DeleteCache(const base::FilePath& path, bool remove_folder) { 43 base::FileEnumerator iter(path, 44 /* recursive */ false, 45 base::FileEnumerator::FILES); 46 for (base::FilePath file = iter.Next(); !file.value().empty(); 47 file = iter.Next()) { 48 if (!file_util::Delete(file, /* recursive */ false)) { 49 LOG(WARNING) << "Unable to delete cache."; 50 return; 51 } 52 } 53 54 if (remove_folder) { 55 if (!file_util::Delete(path, /* recursive */ false)) { 56 LOG(WARNING) << "Unable to delete cache folder."; 57 return; 58 } 59 } 60} 61 62bool DeleteCacheFile(const base::FilePath& name) { 63 return file_util::Delete(name, false); 64} 65 66} // namespace disk_cache 67