Dns.Opcode
Opcode
Each DNS packet includes the kind of query, identified by a 4bit opcode. This value is set by the originator of a query and copied into the response.
type t =
| Query
| IQuery
| Status
| Notify
| Update
The type of opcodes.
val pp : t Fmt.t
pp ppf opcode pretty-prints the opcode on ppf.
pp ppf opcode
opcode
ppf
val compare : t -> t -> int
compare a b compares the opcode a with b, using the RFC-specified integer representation of each opcode.
compare a b
a
b