HITLS_AuthAlgo HITLS_CipherAlgo HITLS_CipherType HITLS_CRYPT_Key HITLS_ECCurveType HITLS_ECPointFormat HITLS_HASH_Ctx HITLS_HashAlgo HITLS_HMAC_Ctx HITLS_KeyExchAlgo HITLS_MacAlgo HITLS_NamedGroup HITLS_SignAlgo

HITLS_CRYPT_Key typedef void HITLS_CRYPT_Key Key handle, which is converted into the corresponding structure based on the algorithm library used by the user.