#ifndef SRC_CRYPTO_CRYPTO_CHACHA20_POLY1305_H_

#define SRC_CRYPTO_CRYPTO_CHACHA20_POLY1305_H_

#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#include "crypto/crypto_cipher.h"

#include "crypto/crypto_keys.h"

#include "crypto/crypto_util.h"

#include "env.h"

#include "v8.h"

namespace node::crypto {

constexpr unsigned kChaCha20Poly1305AuthTagLength = 16;

struct ChaCha20Poly1305CipherConfig final : public MemoryRetainer {

  CryptoJobMode mode;

  ncrypto::Cipher cipher;

  ByteSource iv;

  ByteSource additional_data;

  ByteSource tag;

  ChaCha20Poly1305CipherConfig() = default;

  ChaCha20Poly1305CipherConfig(ChaCha20Poly1305CipherConfig&& other) noexcept;

  ChaCha20Poly1305CipherConfig& operator=(

      ChaCha20Poly1305CipherConfig&& other) noexcept;

  void MemoryInfo(MemoryTracker* tracker) const override;

  SET_MEMORY_INFO_NAME(ChaCha20Poly1305CipherConfig)

  SET_SELF_SIZE(ChaCha20Poly1305CipherConfig)

};

struct ChaCha20Poly1305CipherTraits final {

  static constexpr const char* JobName = "ChaCha20Poly1305CipherJob";

  using AdditionalParameters = ChaCha20Poly1305CipherConfig;

  static v8::Maybe<void> AdditionalConfig(

      CryptoJobMode mode,

      const v8::FunctionCallbackInfo<v8::Value>& args,

      unsigned int offset,

      WebCryptoCipherMode cipher_mode,

      ChaCha20Poly1305CipherConfig* config);

  static WebCryptoCipherStatus DoCipher(

      Environment* env,

      const KeyObjectData& key_data,

      WebCryptoCipherMode cipher_mode,

      const ChaCha20Poly1305CipherConfig& params,

      const ByteSource& in,

      ByteSource* out);

};

using ChaCha20Poly1305CryptoJob = CipherJob<ChaCha20Poly1305CipherTraits>;

namespace ChaCha20Poly1305 {

void Initialize(Environment* env, v8::Local<v8::Object> target);

void RegisterExternalReferences(ExternalReferenceRegistry* registry);

}  // namespace ChaCha20Poly1305

}  // namespace node::crypto

#endif  // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS

#endif  // SRC_CRYPTO_CRYPTO_CHACHA20_POLY1305_H_