1/*
2 * Copyright (C) 2015 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef AAPT_FLATTEN_ARCHIVE_H
18#define AAPT_FLATTEN_ARCHIVE_H
19
20#include "Diagnostics.h"
21#include "util/BigBuffer.h"
22#include "util/Files.h"
23#include "util/StringPiece.h"
24
25#include <google/protobuf/io/zero_copy_stream_impl_lite.h>
26#include <fstream>
27#include <memory>
28#include <string>
29#include <vector>
30
31namespace aapt {
32
33struct ArchiveEntry {
34    enum : uint32_t {
35        kCompress = 0x01,
36        kAlign    = 0x02,
37    };
38
39    std::string path;
40    uint32_t flags;
41    size_t uncompressedSize;
42};
43
44struct IArchiveWriter : public google::protobuf::io::CopyingOutputStream {
45    virtual ~IArchiveWriter() = default;
46
47    virtual bool startEntry(const StringPiece& path, uint32_t flags) = 0;
48    virtual bool writeEntry(const BigBuffer& buffer) = 0;
49    virtual bool writeEntry(const void* data, size_t len) = 0;
50    virtual bool finishEntry() = 0;
51
52    // CopyingOutputStream implementations.
53    bool Write(const void* buffer, int size) override {
54        return writeEntry(buffer, size);
55    }
56};
57
58std::unique_ptr<IArchiveWriter> createDirectoryArchiveWriter(IDiagnostics* diag,
59                                                             const StringPiece& path);
60
61std::unique_ptr<IArchiveWriter> createZipFileArchiveWriter(IDiagnostics* diag,
62                                                           const StringPiece& path);
63
64} // namespace aapt
65
66#endif /* AAPT_FLATTEN_ARCHIVE_H */
67