pkce.hpp

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// Copyright (c) 2025 [caomengxuan666]
 
#pragma once
 
#include <string>
 
#include "cxxmcp/core/result.hpp"
 
 
namespace mcp::auth {
 
enum class PkceCodeChallengeMethod {
  kS256,
};
 
struct PkceChallenge {
  std::string code_verifier;
  std::string code_challenge;
  PkceCodeChallengeMethod method = PkceCodeChallengeMethod::kS256;
};
 
class PkceGenerator {
 public:
  virtual ~PkceGenerator() = default;
 
  virtual core::Result<PkceChallenge> create_s256() = 0;
  virtual core::Result<bool> verify(const PkceChallenge& challenge) = 0;
};
 
}  // namespace mcp::auth