/* Copyright 2017 - 2025 R. Thomas

* Copyright 2017 - 2025 Quarkslab

*

* 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.

*/

#include "LIEF/Abstract/Binary.hpp"

#include "LIEF/BinaryStream/MemoryStream.hpp"

#include "LIEF/utils.hpp"

namespace LIEF {

static constexpr uint64_t MAX_MEM_SIZE = 6_GB;

MemoryStream::MemoryStream(uintptr_t base_address) :

MemoryStream(base_address, MAX_MEM_SIZE)

{}

result<const void*> MemoryStream::read_at(uint64_t offset, uint64_t size, uint64_t /*va*/) const {

if (offset > size_ || (offset + size) > size_) {

return make_error_code(lief_errors::read_out_of_bound);

}

const uintptr_t va = baseaddr_ + offset;

if (binary_ != nullptr) {

if (auto res = binary_->offset_to_virtual_address(offset, baseaddr_)) {

return reinterpret_cast<const void*>(*res);

}

}

return reinterpret_cast<const void*>(va);

}

}