types.hpp

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#pragma once
 
/// @file userver/server/handlers/auth/digest/types.hpp
/// @brief Types for validating directive values
 
#include <userver/utils/trivial_map.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace server::handlers::auth::digest {
 
/// @brief Supported hashing algorithms
enum class HashAlgTypes {
  kMD5,     ///< MD5 algorithm
  kSHA256,  ///< SHA256 algorithm
  kSHA512,  ///< SHA512 algorithm
  kUnknown  ///< Unknown algorithm
};
 
/// @brief Supported `qop-options` from
/// https://datatracker.ietf.org/doc/html/rfc2617#section-3.2.1
enum class QopTypes {
  kAuth,    ///< `The value "auth" indicates authentication` from
            ///< https://datatracker.ietf.org/doc/html/rfc2617#section-3.2.1
  kUnknown  ///< Unknown qop-value
};
 
inline constexpr utils::TrivialBiMap kHashAlgToType = [](auto selector) {
  return selector()
      .Case("md5", HashAlgTypes::kMD5)
      .Case("sha256", HashAlgTypes::kSHA256)
      .Case("sha512", HashAlgTypes::kSHA512);
};
 
inline constexpr utils::TrivialBiMap kQopToType = [](auto selector) {
  return selector().Case("auth", QopTypes::kAuth);
};
 
// enum
 
}  // namespace server::handlers::auth::digest
 
USERVER_NAMESPACE_END