| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "CacheItem.h" |
| |
| #include <stdint.h> |
| #include <inttypes.h> |
| |
| #include <android-base/logging.h> |
| #include <android-base/stringprintf.h> |
| |
| #include "utils.h" |
| |
| using android::base::StringPrintf; |
| |
| namespace android { |
| namespace installd { |
| |
| CacheItem::CacheItem(const std::shared_ptr<CacheItem>& parent, FTSENT* p) : mParent(parent) { |
| level = p->fts_level; |
| directory = S_ISDIR(p->fts_statp->st_mode); |
| size = p->fts_statp->st_blocks * 512; |
| modified = p->fts_statp->st_mtime; |
| mName = p->fts_path; |
| } |
| |
| CacheItem::~CacheItem() { |
| } |
| |
| std::string CacheItem::toString() { |
| return StringPrintf("%s size=%" PRId64 " mod=%ld", buildPath().c_str(), size, modified); |
| } |
| |
| std::string CacheItem::buildPath() { |
| std::string res = mName; |
| std::shared_ptr<CacheItem> parent = mParent; |
| while (parent) { |
| res.insert(0, parent->mName); |
| parent = parent->mParent; |
| } |
| return res; |
| } |
| |
| int CacheItem::purge() { |
| auto path = buildPath(); |
| if (directory) { |
| return delete_dir_contents_and_dir(path, true); |
| } else { |
| int res = unlink(path.c_str()); |
| if (res != 0) { |
| PLOG(WARNING) << "Failed to unlink " << path; |
| } |
| return res; |
| } |
| } |
| |
| } // namespace installd |
| } // namespace android |