Types.OpenModeval sexp_of_io : io -> Ppx_sexp_conv_lib.Sexp.tval io_of_sexp : Ppx_sexp_conv_lib.Sexp.t -> iotype t = {io : io;truncate : bool;truncate file before opening
*)rclose : bool;remove file when closing
*)append : bool;meaningless flag
*)}A 'mode' passed as an argument to "Open" and "Create"
val read_only : tval write_only : tval read_write : tval exec : tval sizeof : t -> intThe size of a buffer needed to hold t
val read : Cstruct.t -> (t * Cstruct.t, [ `Msg of string ]) Result.resultRead a t from the given buffer and return it, along with the unused remainder of the buffer. If the buffer cannot be parsed then return an error.
val write : t -> Cstruct.t -> (Cstruct.t, [ `Msg of string ]) Result.resultWrite a t into the given buffer. If the buffer is too small, then return an error. Return the unused remainder of the buffer.