+ type for signature

This commit is contained in:
swrup 2025-12-03 16:19:11 +01:00
parent eb56150120
commit 577b2117a4
5 changed files with 217 additions and 201 deletions

View file

@ -35,6 +35,180 @@ module Purpose = struct
let field purpose = Bin.field bin (fun _t -> purpose)
end
module MK (R : sig
type r
val bin : r Bin.t
end) : sig
type r = R.r
type t
val sign : key:Crypto.EddsaPrivateKey.t -> r -> t
val verify : key:Crypto.EddsaPublicKey.t -> t -> r -> bool
val jsont : t Jsont.t
end = struct
open Crypto
type r = R.r
type t = EddsaSignature.t
let bin = R.bin
let sign ~key r = EddsaSignature.sign ~key (Bin.to_string bin r)
let verify ~key t r = EddsaSignature.verify ~key t ~msg:(Bin.to_string bin r)
let jsont = EddsaSignature.jsont
end
module DenominationKeyAnnouncementPS = struct
module R = struct
(* TODO taler_signatures purpose
we use TALER_SIGNATURE_SM_RSA_DENOMINATION_KEY instead here *)
(* purpose.purpose = TALER_SIGNATURE_SM_DENOMINATION_KEY *)
type r = {
h_denom_pub: DenominationHash.t;
h_section_name: Hash_64_cstr.t;
anchor_time: TimeAbsoluteNBO.t;
duration_withdraw: TimeRelativeNBO.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.sm_rsa_denomination_key
@@ fun purpose ->
record
(fun
_purpose h_denom_pub h_section_name anchor_time duration_withdraw ->
{ h_denom_pub; h_section_name; anchor_time; duration_withdraw })
|+ Purpose.field purpose
|+ field DenominationHash.bin (fun t -> t.h_denom_pub)
|+ field Hash_64_cstr.bin (fun t -> t.h_section_name)
|+ field TimeAbsoluteNBO.bin (fun t -> t.anchor_time)
|+ field TimeRelativeNBO.bin (fun t -> t.duration_withdraw)
|> sealr
end
include R
include MK (R)
end
module SigningKeyAnnouncementPS = struct
module R = struct
(* purpose.purpose = TALER_SIGNATURE_SM_SIGNING_KEY *)
type r = {
exchange_pub: ExchangePublicKeyP.t;
anchor_time: TimeAbsoluteNBO.t;
duration: TimeRelativeNBO.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.sm_signing_key @@ fun purpose ->
record (fun _purpose exchange_pub anchor_time duration ->
{ exchange_pub; anchor_time; duration })
|+ Purpose.field purpose
|+ field ExchangePublicKeyP.bin (fun t -> t.exchange_pub)
|+ field TimeAbsoluteNBO.bin (fun t -> t.anchor_time)
|+ field TimeRelativeNBO.bin (fun t -> t.duration)
|> sealr
end
include R
include MK (R)
end
module DenominationKeyValidityPS = struct
module R = struct
(* purpose.purpose = TALER_SIGNATURE_MASTER_DENOMINATION_KEY_VALIDITY *)
type r = {
master: MasterPublicKeyP.t;
start: TimeAbsoluteNBO.t;
expire_withdraw: TimeAbsoluteNBO.t;
expire_spend: TimeAbsoluteNBO.t;
expire_legal: TimeAbsoluteNBO.t;
value: AmountNBO.t;
fee_withdraw: AmountNBO.t;
fee_deposit: AmountNBO.t;
fee_refresh: AmountNBO.t;
denom_hash: DenominationHash.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.master_denomination_key_validity
@@ fun purpose ->
record
(fun
_purpose
master
start
expire_withdraw
expire_spend
expire_legal
value
fee_withdraw
fee_deposit
fee_refresh
denom_hash
->
{
master;
start;
expire_withdraw;
expire_spend;
expire_legal;
value;
fee_withdraw;
fee_deposit;
fee_refresh;
denom_hash;
})
|+ Purpose.field purpose
|+ field MasterPublicKeyP.bin (fun t -> t.master)
|+ field TimeAbsoluteNBO.bin (fun t -> t.start)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire_withdraw)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire_spend)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire_legal)
|+ field AmountNBO.bin (fun t -> t.value)
|+ field AmountNBO.bin (fun t -> t.fee_withdraw)
|+ field AmountNBO.bin (fun t -> t.fee_deposit)
|+ field AmountNBO.bin (fun t -> t.fee_refresh)
|+ field DenominationHash.bin (fun t -> t.denom_hash)
|> sealr
end
include R
include MK (R)
end
module ExchangeSigningKeyValidityPS = struct
module R = struct
(* purpose.purpose = TALER_SIGNATURE_MASTER_SIGNING_KEY_VALIDITY *)
type r = {
start: TimeAbsoluteNBO.t;
expire: TimeAbsoluteNBO.t;
end_: TimeAbsoluteNBO.t; (* "end" renamed to end_ *)
signkey_pub: ExchangePublicKeyP.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.master_signing_key_validity
@@ fun purpose ->
record (fun _purpose start expire end_ signkey_pub ->
{ start; expire; end_; signkey_pub })
|+ Purpose.field purpose
|+ field TimeAbsoluteNBO.bin (fun t -> t.start)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire)
|+ field TimeAbsoluteNBO.bin (fun t -> t.end_)
|+ field ExchangePublicKeyP.bin (fun t -> t.signkey_pub)
|> sealr
end
include R
include MK (R)
end
(* ### BIN IMPL END ### *)
module WithdrawRequestPS = struct
(* Purpose is #TALER_SIGNATURE_WALLET_RESERVE_WITHDRAW *)
type t = {
@ -84,153 +258,6 @@ module WithdrawConfirmationPS = struct
|> sealr
end
module DenominationKeyAnnouncementPS = struct
(* TODO taler_signatures purpose
we use TALER_SIGNATURE_SM_RSA_DENOMINATION_KEY instead here *)
(* purpose.purpose = TALER_SIGNATURE_SM_DENOMINATION_KEY *)
type r = {
h_denom_pub: DenominationHash.t;
h_section_name: Hash_64_cstr.t;
anchor_time: TimeAbsoluteNBO.t;
duration_withdraw: TimeRelativeNBO.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.sm_rsa_denomination_key @@ fun purpose ->
record
(fun _purpose h_denom_pub h_section_name anchor_time duration_withdraw ->
{ h_denom_pub; h_section_name; anchor_time; duration_withdraw })
|+ Purpose.field purpose
|+ field DenominationHash.bin (fun t -> t.h_denom_pub)
|+ field Hash_64_cstr.bin (fun t -> t.h_section_name)
|+ field TimeAbsoluteNBO.bin (fun t -> t.anchor_time)
|+ field TimeRelativeNBO.bin (fun t -> t.duration_withdraw)
|> sealr
module type SIG = sig
type t
val sign : (string -> string) -> r -> t
val verify : (string -> msg:string -> bool) -> t -> r -> bool
val jsont : t Jsont.t
end
module Sig : SIG = struct
type t = string
let sign f r = f @@ Bin.to_string bin r
let verify f s r = f s ~msg:(Bin.to_string bin r)
(* TODO B32.jsont, for others types too *)
let jsont = Jsont.string
end
end
module SigningKeyAnnouncementPS = struct
(* purpose.purpose = TALER_SIGNATURE_SM_SIGNING_KEY *)
type t = {
exchange_pub: ExchangePublicKeyP.t;
anchor_time: TimeAbsoluteNBO.t;
duration: TimeRelativeNBO.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.sm_signing_key @@ fun purpose ->
record (fun _purpose exchange_pub anchor_time duration ->
{ exchange_pub; anchor_time; duration })
|+ Purpose.field purpose
|+ field ExchangePublicKeyP.bin (fun t -> t.exchange_pub)
|+ field TimeAbsoluteNBO.bin (fun t -> t.anchor_time)
|+ field TimeRelativeNBO.bin (fun t -> t.duration)
|> sealr
end
module DenominationKeyValidityPS = struct
(* purpose.purpose = TALER_SIGNATURE_MASTER_DENOMINATION_KEY_VALIDITY *)
type t = {
master: MasterPublicKeyP.t;
start: TimeAbsoluteNBO.t;
expire_withdraw: TimeAbsoluteNBO.t;
expire_spend: TimeAbsoluteNBO.t;
expire_legal: TimeAbsoluteNBO.t;
value: AmountNBO.t;
fee_withdraw: AmountNBO.t;
fee_deposit: AmountNBO.t;
fee_refresh: AmountNBO.t;
denom_hash: DenominationHash.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.master_denomination_key_validity
@@ fun purpose ->
record
(fun
_purpose
master
start
expire_withdraw
expire_spend
expire_legal
value
fee_withdraw
fee_deposit
fee_refresh
denom_hash
->
{
master;
start;
expire_withdraw;
expire_spend;
expire_legal;
value;
fee_withdraw;
fee_deposit;
fee_refresh;
denom_hash;
})
|+ Purpose.field purpose
|+ field MasterPublicKeyP.bin (fun t -> t.master)
|+ field TimeAbsoluteNBO.bin (fun t -> t.start)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire_withdraw)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire_spend)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire_legal)
|+ field AmountNBO.bin (fun t -> t.value)
|+ field AmountNBO.bin (fun t -> t.fee_withdraw)
|+ field AmountNBO.bin (fun t -> t.fee_deposit)
|+ field AmountNBO.bin (fun t -> t.fee_refresh)
|+ field DenominationHash.bin (fun t -> t.denom_hash)
|> sealr
end
module ExchangeSigningKeyValidityPS = struct
(* purpose.purpose = TALER_SIGNATURE_MASTER_SIGNING_KEY_VALIDITY *)
type t = {
start: TimeAbsoluteNBO.t;
expire: TimeAbsoluteNBO.t;
end_: TimeAbsoluteNBO.t; (* "end" renamed to end_ *)
signkey_pub: ExchangePublicKeyP.t;
}
let bin =
let open Bin in
Purpose.make_bin Taler_signatures.master_signing_key_validity
@@ fun purpose ->
record (fun _purpose start expire end_ signkey_pub ->
{ start; expire; end_; signkey_pub })
|+ Purpose.field purpose
|+ field TimeAbsoluteNBO.bin (fun t -> t.start)
|+ field TimeAbsoluteNBO.bin (fun t -> t.expire)
|+ field TimeAbsoluteNBO.bin (fun t -> t.end_)
|+ field ExchangePublicKeyP.bin (fun t -> t.signkey_pub)
|> sealr
end
(* ### BIN IMPL END ### *)
module SingleWithdrawRequestPS = struct
(* purpose.purpose = TALER_SIGNATURE_WALLET_RESERVE_WITHDRAW *)
type t = {