oauth_revocation.h

#ifndef SOURCEMETA_CORE_OAUTH_REVOCATION_H_
#define SOURCEMETA_CORE_OAUTH_REVOCATION_H_
 
#ifndef SOURCEMETA_CORE_OAUTH_EXPORT
#include <sourcemeta/core/oauth_export.h>
#endif
 
#include <sourcemeta/core/crypto.h>
#include <sourcemeta/core/http.h>
 
#include <cstdint>     // std::uint8_t
#include <functional>  // std::function
#include <string_view> // std::string_view
 
namespace sourcemeta::core {

inline constexpr std::string_view OAUTH_TOKEN_TYPE_HINT_ACCESS_TOKEN{
    "access_token"};

inline constexpr std::string_view OAUTH_TOKEN_TYPE_HINT_REFRESH_TOKEN{
    "refresh_token"};

struct OAuthTokenLookupRequest {
  std::string_view token;
  std::string_view token_type_hint;
};

SOURCEMETA_CORE_OAUTH_EXPORT
auto oauth_build_revocation_request(const std::string_view token,
                                    const std::string_view token_type_hint,
                                    SecureString &sink) -> void;

SOURCEMETA_CORE_OAUTH_EXPORT
auto oauth_parse_revocation_request(
    const std::string_view body, SecureString &storage,
    OAuthTokenLookupRequest &result,
    const std::function<void(std::string_view, std::string_view)> &on_other)
    -> bool;

enum class OAuthRevocationOutcome : std::uint8_t {
  Success,
  Retry,
  Error
};

SOURCEMETA_CORE_OAUTH_EXPORT
auto oauth_revocation_outcome(const HTTPStatus status) noexcept
    -> OAuthRevocationOutcome;
 
} // namespace sourcemeta::core
 
#endif