platform_bionic/linker/linker_mapped_file_fragment.h
Dmitriy Ivanov cf1cbbe432 refactoring: introduce MappedFileFragment
Change-Id: I97b0c1131711ed0ac13ab33e3357e99e0b6b1a4e
2015-10-22 18:01:56 -07:00

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1.1 KiB
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/*
* Copyright (C) 2015 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 LINKER_MAPPED_FILE_FRAGMENT_H
#define LINKER_MAPPED_FILE_FRAGMENT_H
#include <unistd.h>
#include "private/bionic_macros.h"
class MappedFileFragment {
public:
MappedFileFragment();
~MappedFileFragment();
bool Map(int fd, off64_t base_offset, size_t elf_offset, size_t size);
void* data() const { return data_; }
size_t size() const { return size_; }
private:
void* map_start_;
size_t map_size_;
void* data_;
size_t size_;
DISALLOW_COPY_AND_ASSIGN(MappedFileFragment);
};
#endif /* LINKER_MAPPED_FILE_FRAGMENT_H */