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/*
* Copyright (C) 2008 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.
*/
#ifndef ART_RUNTIME_ZIP_ARCHIVE_H_
#define ART_RUNTIME_ZIP_ARCHIVE_H_
#include <stdint.h>
#include <ziparchive/zip_archive.h>
#include <memory>
#include <string>
#include "base/logging.h"
#include "base/unix_file/random_access_file.h"
#include "globals.h"
#include "mem_map.h"
#include "os.h"
#include "safe_map.h"
namespace art {
class ZipArchive;
class MemMap;
class ZipEntry {
public:
bool ExtractToFile(File& file, std::string* error_msg);
MemMap* ExtractToMemMap(const char* entry_filename, std::string* error_msg);
virtual ~ZipEntry();
uint32_t GetUncompressedLength();
uint32_t GetCrc32();
private:
ZipEntry(ZipArchiveHandle handle,
::ZipEntry* zip_entry) : handle_(handle), zip_entry_(zip_entry) {}
ZipArchiveHandle handle_;
::ZipEntry* const zip_entry_;
friend class ZipArchive;
DISALLOW_COPY_AND_ASSIGN(ZipEntry);
};
class ZipArchive {
public:
// return new ZipArchive instance on success, NULL on error.
static ZipArchive* Open(const char* filename, std::string* error_msg);
static ZipArchive* OpenFromFd(int fd, const char* filename, std::string* error_msg);
ZipEntry* Find(const char* name, std::string* error_msg) const;
~ZipArchive() {
CloseArchive(handle_);
}
private:
explicit ZipArchive(ZipArchiveHandle handle) : handle_(handle) {}
friend class ZipEntry;
ZipArchiveHandle handle_;
DISALLOW_COPY_AND_ASSIGN(ZipArchive);
};
} // namespace art
#endif // ART_RUNTIME_ZIP_ARCHIVE_H_