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open! Core
open Async
module Raw = struct
type t
external of_string : Context.t -> string -> t Krb_result.t = "caml_krb5_parse_name"
external to_string : Context.t -> t -> string Krb_result.t = "caml_krb5_unparse_name"
external free : Context.t -> t -> unit = "caml_krb5_free_principal"
external salt : Context.t -> t -> Data.t Krb_result.t = "caml_krb5_principal2salt"
external realm : t -> string = "caml_krb5_princ_realm"
external is_config_principal : Context.t -> t -> bool = "caml_krb5_is_config_principal"
external default_realm : Context.t -> string Krb_result.t = "caml_krb5_default_realm"
external sname_to_principal
: Context.t
-> hostname:string
-> sname:string
-> canonicalize_hostname:bool
-> t Krb_result.t
= "caml_krb5_sname_to_principal"
end
type t =
{ raw : Raw.t
; realm : string
; principal : string
}
[@@deriving fields]
let sexp_of_t t =
[%sexp { realm = (t.realm : string); principal = (t.principal : string) }]
;;
let to_raw = raw
let of_raw raw =
let info = Krb_info.create "[krb5_unparse_name]" in
Context_sequencer.enqueue_job_with_info ~info ~f:(fun c -> Raw.to_string c raw)
>>|? fun principal ->
let realm = Raw.realm raw in
{ raw; principal; realm }
;;
let of_string name =
let tag_arguments = lazy [%message "" name] in
let info = Krb_info.create ~tag_arguments "[krb5_parse_name]" in
Context_sequencer.enqueue_job_with_info ~info ~f:(fun c -> Raw.of_string c name)
>>=? fun principal ->
Context_sequencer.add_finalizer principal ~f:Raw.free;
of_raw principal
;;
let to_string = principal
let salt t =
let tag_arguments = lazy [%message "" ~principal:(t : t)] in
let info = Krb_info.create ~tag_arguments "[krb5_principal2salt]" in
Context_sequencer.enqueue_job_with_info ~info ~f:(fun c -> Raw.salt c t.raw)
>>|? fun salt ->
Context_sequencer.add_finalizer salt ~f:Data.free;
salt
;;
let default_realm () =
let info = Krb_info.create "[krb5_default_realm]" in
Context_sequencer.enqueue_job_with_info ~info ~f:(fun c -> Raw.default_realm c)
;;
let of_hostname_and_service ~hostname ~service ~canonicalize_hostname =
let info = Krb_info.create "[krb5_sname_to_principal]" in
Context_sequencer.enqueue_job_with_info ~info ~f:(fun c ->
Raw.sname_to_principal c ~hostname ~sname:service ~canonicalize_hostname)
>>=? fun principal ->
Context_sequencer.add_finalizer principal ~f:Raw.free;
of_raw principal
;;