PublicSymbol.hpp

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/* Copyright 2022 - 2026 R. Thomas
 *
 * 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_PDB_PUBLIC_SYMBOL_H
#define LIEF_PDB_PUBLIC_SYMBOL_H
#include <string_view>
#include <cstdint>
#include <memory>
#include <ostream>
#include <string>
 
#include "LIEF/compiler_attributes.hpp"
#include "LIEF/iterators.hpp"
#include "LIEF/visibility.h"
 
 
namespace LIEF::pdb {
 
namespace details {
class PublicSymbol;
class PublicSymbolIt;
}

class LIEF_API PublicSymbol {
  public:
  class Iterator final
    : public iterator_facade_base<Iterator, std::forward_iterator_tag,
                                  PublicSymbol, std::ptrdiff_t,
                                  const PublicSymbol*, const PublicSymbol&> {
    public:
    using implementation = details::PublicSymbolIt;
    using iterator_facade_base::operator++;
 
    LIEF_API Iterator();
 
    LIEF_API Iterator(std::unique_ptr<details::PublicSymbolIt> impl);
 
    LIEF_API Iterator(const Iterator&);
    LIEF_API Iterator& operator=(const Iterator&);
 
    LIEF_API Iterator(Iterator&&) noexcept;
    LIEF_API Iterator& operator=(Iterator&&) noexcept;
 
    LIEF_API ~Iterator();
 
    // NOLINTNEXTLINE(bugprone-derived-method-shadowing-base-method)
    LIEF_API Iterator& operator++();
 
    friend LIEF_API bool operator==(const Iterator& LHS, const Iterator& RHS);
 
    friend bool operator!=(const Iterator& LHS, const Iterator& RHS) {
      return !(LHS == RHS);
    }
 
    LIEF_API const PublicSymbol& operator*() const LIEF_LIFETIMEBOUND;
 
    // NOLINTNEXTLINE(bugprone-derived-method-shadowing-base-method)
    LIEF_API const PublicSymbol* operator->() const LIEF_LIFETIMEBOUND;

    LIEF_API std::unique_ptr<PublicSymbol> yield();
 
    private:
    void load() const;
 
    std::unique_ptr<details::PublicSymbolIt> impl_;
    mutable std::unique_ptr<PublicSymbol> cached_;
  };
  PublicSymbol(std::unique_ptr<details::PublicSymbol> impl);
  ~PublicSymbol();
 
  enum class FLAGS : uint32_t {
    NONE = 0,
    CODE = 1 << 0,
    FUNCTION = 1 << 1,
    MANAGED = 1 << 2,
    MSIL = 1 << 3,
  };

  std::string_view name() const LIEF_LIFETIMEBOUND;

  std::string demangled_name() const;

  std::string section_name() const;

  uint32_t RVA() const;
 
  std::string to_string() const;
 
  LIEF_API friend std::ostream& operator<<(std::ostream& os,
                                           const PublicSymbol& sym) {
    os << sym.to_string();
    return os;
  }
 
  private:
  std::unique_ptr<details::PublicSymbol> impl_;
};
 
}
 
#endif