AuxiliaryWeakExternal.hpp

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/* 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.
 */
#ifndef LIEF_PE_AUXILIARY_WEAK_EXTERNAL_H
#define LIEF_PE_AUXILIARY_WEAK_EXTERNAL_H
 
#include <memory>
#include <cassert>
 
#include "LIEF/visibility.h"
#include "LIEF/PE/AuxiliarySymbol.hpp"
 
namespace LIEF {
 
namespace PE {
class LIEF_API AuxiliaryWeakExternal : public AuxiliarySymbol {
  public:
  enum class CHARACTERISTICS : uint32_t {    SEARCH_NOLIBRARY = 1,    SEARCH_LIBRARY = 2,    SEARCH_ALIAS = 3,
    ANTI_DEPENDENCY = 4
  };
  enum class CHARACTERISTICS : uint32_t {    SEARCH_NOLIBRARY = 1,    SEARCH_LIBRARY = 2,    SEARCH_ALIAS = 3, {…};
 
  LIEF_LOCAL static std::unique_ptr<AuxiliaryWeakExternal>
    parse(const std::vector<uint8_t>& payload);
 
  AuxiliaryWeakExternal() :
    AuxiliarySymbol(AuxiliarySymbol::TYPE::WEAK_EXTERNAL)
  {}
  AuxiliaryWeakExternal() : {…}
 
  AuxiliaryWeakExternal(uint32_t sym_idx, uint32_t characteristics,
                        std::vector<uint8_t> padding) :
    AuxiliarySymbol(AuxiliarySymbol::TYPE::WEAK_EXTERNAL),
    sym_idx_(sym_idx),
    characteristics_(characteristics),
    padding_(std::move(padding))
  {
    assert(padding_.size() == 10);
  }
  AuxiliaryWeakExternal(uint32_t sym_idx, uint32_t characteristics, {…}
 
  AuxiliaryWeakExternal(const AuxiliaryWeakExternal&) = default;
  AuxiliaryWeakExternal& operator=(const AuxiliaryWeakExternal&) = default;
 
  AuxiliaryWeakExternal(AuxiliaryWeakExternal&&) = default;
  AuxiliaryWeakExternal& operator=(AuxiliaryWeakExternal&&) = default;
 
  std::unique_ptr<AuxiliarySymbol> clone() const override {
    return std::unique_ptr<AuxiliaryWeakExternal>(new AuxiliaryWeakExternal{*this});
  }
  std::unique_ptr<AuxiliarySymbol> clone() const override  {…}
  uint32_t sym_idx() const {
    return sym_idx_;
  }

CHARACTERISTICS characteristics() const {

return (CHARACTERISTICS)characteristics_;

}

CHARACTERISTICS characteristics() const {…}

span<const uint8_t> padding() const {

return padding_;

}

span<const uint8_t> padding() const {…}

std::string to_string() const override;

static bool classof(const AuxiliarySymbol* sym) {

return sym->type() == AuxiliarySymbol::TYPE::WEAK_EXTERNAL;

}

static bool classof(const AuxiliarySymbol* sym) {…}

~AuxiliaryWeakExternal() override = default;

private:

uint32_t sym_idx_ = 0;

uint32_t characteristics_ = 0;

std::vector<uint8_t> padding_;

};