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lief-project-LIEF/include/LIEF/PE/debug/Repro.hpp
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2026-01-11 22:04:09 +01:00

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/* Copyright 2017 - 2026 R. Thomas
* Copyright 2017 - 2026 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.
*/
#ifndef LIEF_PE_REPRO_H
#define LIEF_PE_REPRO_H
#include <ostream>
#include <vector>
#include "LIEF/visibility.h"
#include "LIEF/PE/debug/Debug.hpp"
#include "LIEF/span.hpp"
namespace LIEF {
namespace PE {
class Builder;
class Parser;
/// This class represents a reproducible build entry from the debug directory.
/// (`IMAGE_DEBUG_TYPE_REPRO`).
/// This entry is usually generated with the undocumented `/Brepro` linker flag.
///
/// See: https://nikhilism.com/post/2020/windows-deterministic-builds/
class LIEF_API Repro : public Debug {
friend class Builder;
friend class Parser;
public:
Repro() :
Debug{Debug::TYPES::REPRO}
{}
Repro(std::vector<uint8_t> hash) :
Debug{Debug::TYPES::REPRO},
hash_{std::move(hash)}
{}
Repro(const details::pe_debug& dbg, std::vector<uint8_t> hash, Section* sec) :
Debug{dbg, sec},
hash_{std::move(hash)}
{}
Repro(const details::pe_debug& dbg, Section* sec) :
Debug{dbg, sec}
{}
Repro(const Repro& other) = default;
Repro& operator=(const Repro& other) = default;
Repro(Repro&&) = default;
Repro& operator=(Repro&& other) = default;
/// The hash associated with the reproducible build
span<const uint8_t> hash() const {
return hash_;
}
span<uint8_t> hash() {
return hash_;
}
void hash(std::vector<uint8_t> h) {
hash_ = std::move(h);
}
std::unique_ptr<Debug> clone() const override {
return std::unique_ptr<Debug>(new Repro(*this));
}
static bool classof(const Debug* debug) {
return debug->type() == Debug::TYPES::REPRO;
}
void accept(Visitor& visitor) const override;
std::string to_string() const override;
~Repro() override = default;
protected:
std::vector<uint8_t> hash_;
};
} // Namespace PE
} // Namespace LIEF
#endif