SymbolVersionRequirement.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_ELF_SYMBOL_VERSION_REQUIREMENTS_H
#define LIEF_ELF_SYMBOL_VERSION_REQUIREMENTS_H
 
#include <cstdint>
#include <string>
#include <ostream>
#include <vector>
#include <memory>
 
#include "LIEF/Object.hpp"
#include "LIEF/visibility.h"
#include "LIEF/iterators.hpp"
 
namespace LIEF {
namespace ELF {
class Parser;
class SymbolVersionAuxRequirement;
 
namespace details {
struct Elf64_Verneed;
struct Elf32_Verneed;
}
class LIEF_API SymbolVersionRequirement : public Object {
  friend class Parser;
 
  public:
  using aux_requirement_t        = std::vector<std::unique_ptr<SymbolVersionAuxRequirement>>;
  using it_aux_requirement       = ref_iterator<aux_requirement_t&, SymbolVersionAuxRequirement*>;
  using it_const_aux_requirement = const_ref_iterator<const aux_requirement_t&, const SymbolVersionAuxRequirement*>;
 
  SymbolVersionRequirement() = default;
  SymbolVersionRequirement(const details::Elf64_Verneed& header);
  SymbolVersionRequirement(const details::Elf32_Verneed& header);
  ~SymbolVersionRequirement() override = default;
 
  SymbolVersionRequirement& operator=(SymbolVersionRequirement other);
  SymbolVersionRequirement(const SymbolVersionRequirement& other);
  void swap(SymbolVersionRequirement& other);
  uint16_t version() const {
    return version_;
  }

size_t cnt() const {

return aux_requirements_.size();

}