type t = Mirage_crypto.Hash.hashval sexp_of_t : [> `MD5 | `SHA1 | `SHA224 | `SHA256 | `SHA384 | `SHA512 ] -> Sexplib.Sexp.tval t_of_sexp : Sexplib.Sexp.t -> [> `MD5 | `SHA1 | `SHA224 | `SHA256 | `SHA384 | `SHA512 ]Ciphersuite.Htype t = Mirage_crypto.Hash.hashval sexp_of_t : [> `MD5 | `SHA1 | `SHA224 | `SHA256 | `SHA384 | `SHA512 ] -> Sexplib.Sexp.tval t_of_sexp : Sexplib.Sexp.t -> [> `MD5 | `SHA1 | `SHA224 | `SHA256 | `SHA384 | `SHA512 ]