SignerInfo.hpp

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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_SIGNER_INFO_H
#define LIEF_PE_SIGNER_INFO_H
#include <memory>
 
#include "LIEF/Object.hpp"
#include "LIEF/compiler_attributes.hpp"
#include "LIEF/visibility.h"
#include "LIEF/span.hpp"
 
#include "LIEF/PE/signature/types.hpp"
#include "LIEF/iterators.hpp"
#include "LIEF/PE/enums.hpp"
#include "LIEF/PE/signature/Attribute.hpp"
 
namespace LIEF {
namespace PE {
 
class Signature;
class Attribute;
class Parser;
class SignatureParser;
class x509;

class LIEF_API SignerInfo : public Object {
  friend class Parser;
  friend class SignatureParser;
  friend class Signature;
 
  public:
  using encrypted_digest_t = std::vector<uint8_t>;

  using attributes_t = std::vector<std::unique_ptr<Attribute>>;

  using it_const_attributes_t =
      const_ref_iterator<const attributes_t&, const Attribute*>;
 
  SignerInfo();
 
  SignerInfo(const SignerInfo& other);
  SignerInfo& operator=(SignerInfo other);
 
  SignerInfo(SignerInfo&&);
  SignerInfo& operator=(SignerInfo&&);
 
  void swap(SignerInfo& other);

  uint32_t version() const {
    return version_;
  }

  span<const uint8_t> serial_number() const LIEF_LIFETIMEBOUND {
    return serialno_;
  }

  const std::string& issuer() const {
    return issuer_;
  }

  ALGORITHMS digest_algorithm() const {
    return digest_algorithm_;
  }

  ALGORITHMS encryption_algorithm() const {
    return digest_enc_algorithm_;
  }

  const encrypted_digest_t& encrypted_digest() const {
    return encrypted_digest_;
  }

  it_const_attributes_t authenticated_attributes() const LIEF_LIFETIMEBOUND {
    return authenticated_attributes_;
  }

  it_const_attributes_t unauthenticated_attributes() const LIEF_LIFETIMEBOUND {
    return unauthenticated_attributes_;
  }

  const Attribute* get_attribute(Attribute::TYPE type) const LIEF_LIFETIMEBOUND;

  const Attribute*
      get_auth_attribute(Attribute::TYPE type) const LIEF_LIFETIMEBOUND;

  const Attribute*
      get_unauth_attribute(Attribute::TYPE type) const LIEF_LIFETIMEBOUND;

  const x509* cert() const LIEF_LIFETIMEBOUND {
    return cert_.get();
  }

  x509* cert() LIEF_LIFETIMEBOUND {
    return cert_.get();
  }

  span<const uint8_t> raw_auth_data() const LIEF_LIFETIMEBOUND {
    return raw_auth_data_;
  }
 
  void accept(Visitor& visitor) const override;
 
  ~SignerInfo() override;
 
  LIEF_API friend std::ostream& operator<<(std::ostream& os,
                                           const SignerInfo& signer_info);
 
  private:
  uint32_t version_ = 0;
  std::string issuer_;
  std::vector<uint8_t> serialno_;
 
  ALGORITHMS digest_algorithm_ = ALGORITHMS::UNKNOWN;
  ALGORITHMS digest_enc_algorithm_ = ALGORITHMS::UNKNOWN;
 
  encrypted_digest_t encrypted_digest_;
 
  std::vector<uint8_t> raw_auth_data_;
 
  attributes_t authenticated_attributes_;
  attributes_t unauthenticated_attributes_;
 
  std::unique_ptr<x509> cert_;
};
 
}
}
 
#endif