mirror of
https://github.com/lief-project/LIEF
synced 2026-06-08 15:30:44 +00:00
Romain Thomas
90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
/* Copyright 2017 - 2026 R. Thomas
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* Copyright 2017 - 2026 Quarkslab
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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 LIEF_MEMORY_STREAM_H
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#define LIEF_MEMORY_STREAM_H
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#include <cstdint>
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#include "LIEF/errors.hpp"
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#include "LIEF/visibility.h"
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#include "LIEF/BinaryStream/BinaryStream.hpp"
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namespace LIEF {
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class Binary;
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class LIEF_API MemoryStream : public BinaryStream {
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public:
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using BinaryStream::p;
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using BinaryStream::end;
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using BinaryStream::start;
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MemoryStream() = delete;
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MemoryStream(uintptr_t base_address);
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MemoryStream(uintptr_t base_address, uint64_t size) :
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BinaryStream(BinaryStream::STREAM_TYPE::MEMORY),
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baseaddr_(base_address),
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size_(size)
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{}
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MemoryStream(const MemoryStream&) = delete;
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MemoryStream& operator=(const MemoryStream&) = delete;
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MemoryStream(MemoryStream&&) noexcept = default;
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MemoryStream& operator=(MemoryStream&&) noexcept = default;
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uintptr_t base_address() const {
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return this->baseaddr_;
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}
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const uint8_t* p() const override {
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return start() + pos();
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}
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const uint8_t* start() const override {
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return reinterpret_cast<const uint8_t*>(baseaddr_);
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}
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const uint8_t* end() const override {
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return start() + size_;
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}
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void binary(Binary& bin) {
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this->binary_ = &bin;
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}
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Binary* binary() {
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return this->binary_;
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}
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uint64_t size() const override {
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return size_;
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}
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~MemoryStream() override = default;
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static bool classof(const BinaryStream& stream) {
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return stream.type() == BinaryStream::STREAM_TYPE::MEMORY;
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}
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protected:
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result<const void*> read_at(uint64_t offset, uint64_t size, uint64_t va) const override;
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uintptr_t baseaddr_ = 0;
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uint64_t size_ = 0;
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Binary* binary_ = nullptr;
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};
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}
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#endif
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