52364f7ae3
- Add option to rename package in AndroidManifest.xml - Support default versionName and versionCode - Accept True and False as valid booleans Change-Id: I400e350b9dcd0fd1c197d1929144299c7823617d
101 lines
2.3 KiB
C++
101 lines
2.3 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef AAPT_IO_DATA_H
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#define AAPT_IO_DATA_H
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#include <utils/FileMap.h>
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#include <memory>
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namespace aapt {
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namespace io {
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/**
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* Interface for a block of contiguous memory. An instance of this interface owns the data.
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*/
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class IData {
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public:
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virtual ~IData() = default;
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virtual const void* data() const = 0;
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virtual size_t size() const = 0;
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};
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/**
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* Implementation of IData that exposes a memory mapped file. The mmapped file is owned by this
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* object.
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*/
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class MmappedData : public IData {
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public:
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explicit MmappedData(android::FileMap&& map) : mMap(std::forward<android::FileMap>(map)) {
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}
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const void* data() const override {
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return mMap.getDataPtr();
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}
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size_t size() const override {
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return mMap.getDataLength();
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}
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private:
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android::FileMap mMap;
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};
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/**
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* Implementation of IData that exposes a block of memory that was malloc'ed (new'ed). The
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* memory is owned by this object.
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*/
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class MallocData : public IData {
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public:
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MallocData(std::unique_ptr<const uint8_t[]> data, size_t size) :
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mData(std::move(data)), mSize(size) {
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}
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const void* data() const override {
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return mData.get();
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}
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size_t size() const override {
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return mSize;
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}
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private:
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std::unique_ptr<const uint8_t[]> mData;
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size_t mSize;
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};
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/**
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* When mmap fails because the file has length 0, we use the EmptyData to simulate data of length 0.
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*/
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class EmptyData : public IData {
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public:
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const void* data() const override {
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static const uint8_t d = 0;
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return &d;
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}
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size_t size() const override {
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return 0u;
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}
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};
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} // namespace io
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} // namespace aapt
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#endif /* AAPT_IO_DATA_H */
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