wip: all PS types

src/binary_formats.ml

@@ -12,7 +12,6 @@ let int64_size = 8
 module Time = struct
   module Absolute = struct
     type t = { timestamp_us: int64 }
-    type t_nbo = { abs_value_us__: int64 }
 
     (* not BE here? never used? *)
     let bin =
@@ -20,8 +19,12 @@ module Time = struct
       record (fun timestamp_us -> { timestamp_us })
       |+ field neint64 (fun t -> t.timestamp_us)
       |> sealr
+  end
 
-    let nboBin =
+  module AbsoluteNBO = struct
+    type t = { abs_value_us__: int64 }
+
+    let bin =
       let open Bin in
       record (fun abs_value_us__ -> { abs_value_us__ })
       |+ field beint64 (fun t -> t.abs_value_us__)
@@ -30,20 +33,45 @@ module Time = struct
 
   module Relative = struct
     type t = { timestamp_us: int64 }
-    type t_nbo = { rel_value_us__: int64 }
 
     let bin =
       let open Bin in
       record (fun timestamp_us -> { timestamp_us })
       |+ field neint64 (fun t -> t.timestamp_us)
       |> sealr
+  end
 
-    let nboBin =
+  module RelativeNBO = struct
+    type t = { rel_value_us__: int64 }
+
+    let bin =
       let open Bin in
       record (fun rel_value_us__ -> { rel_value_us__ })
       |+ field beint64 (fun t -> t.rel_value_us__)
       |> sealr
   end
+
+  (* TODO Taler doc: missing Timestamp(NBO) *)
+  module Timestamp = struct
+    type t = { timestamp_us: int64 }
+
+    (* not BE here? never used? *)
+    let bin =
+      let open Bin in
+      record (fun timestamp_us -> { timestamp_us })
+      |+ field neint64 (fun t -> t.timestamp_us)
+      |> sealr
+  end
+
+  module TimestampNBO = struct
+    type t = { abs_value_us__: int64 }
+
+    let bin =
+      let open Bin in
+      record (fun abs_value_us__ -> { abs_value_us__ })
+      |+ field beint64 (fun t -> t.abs_value_us__)
+      |> sealr
+  end
 end
 
 (* -- Cryptographic primitives -- *)
@@ -106,6 +134,12 @@ module FullPaytoHash = MK_32 ()
    fields and also with account-part canonicalized (so no BIC). *)
 module NormalizedPaytoHash = MK_32 ()
 
+(* TODO Taler doc: missing *)
+module AgeCommitmentHash = MK_64 ()
+
+(* TODO Taler doc: missing *)
+module RefreshCommitmentP = MK_64 ()
+
 (* Hash over:
      a) the hash of the denomination's public key,
      b) an enum value identifying the cipher, and
@@ -183,9 +217,9 @@ module CoinSpendSignatureP = MK_64 ()
 (* TODO padding: sizeof used here (assume no padding for now) *)
 (*
 struct TALER_TransferSecretP {
-  uint8t key[sizeof (struct GNUNET_HashCode)];
+  uint8t key[sizeof (struct HashCode)];
 };
-  uint8t key[sizeof (struct GNUNET_HashCode)];
+  uint8t key[sizeof (struct HashCode)];
 };
 struct TALER_EncryptedLinkSecretP {
   uint8t enc[sizeof (struct TALER_LinkSecretP)];
@@ -271,7 +305,7 @@ end
 
 (* TODO TALER doc
    should be in doc
-   found in src/include/taler/talerAmountLib.h
+   found in src/include/taler/taler_amount_lib.h
 
    why is the non-NBO version only used in TALER_WithdrawRequestPS?
    GNUNET_PACKED?
@@ -451,3 +485,628 @@ module WithdrawConfirmationPS = struct
     |+ field beint32 (fun t -> t.noreveal_index)
     |> sealr
 end
+
+module SingleWithdrawRequestPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_RESERVE_WITHDRAW *)
+  type t = {
+    amount_with_fee: AmountNBO.t;
+    h_denomination_pub: DenominationHash.t;
+    h_coin_envelope: BlindedCoinHash.t;
+  }
+end
+
+module DepositRequestPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_COIN_DEPOSIT *)
+  type t = {
+    h_contract_terms: PrivateContractHash.t;
+    h_age_commitment: AgeCommitmentHash.t;
+    h_policy: ExtensionsPolicyHash.t;
+    h_wire: MerchantWireHash.t;
+    h_denom_pub: DenominationHash.t;
+    timestamp: Time.AbsoluteNBO.t;
+    refund_deadline: Time.AbsoluteNBO.t;
+    amount_with_fee: AmountNBO.t;
+    deposit_fee: AmountNBO.t;
+    merchant: MerchantPublicKeyP.t;
+    wallet_data_hash: HashCode.t;
+  }
+end
+
+module DepositConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_DEPOSIT *)
+  type t = {
+    h_contract_terms: PrivateContractHash.t;
+    h_wire: MerchantWireHash.t;
+    h_policy: ExtensionsPolicyHash.t;
+    timestamp: Time.AbsoluteNBO.t;
+    refund_deadline: Time.AbsoluteNBO.t;
+    amount_without_fee: AmountNBO.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    merchant: MerchantPublicKeyP.t;
+  }
+end
+
+module RefreshMeltCoinAffirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_COIN_MELT *)
+  (* Hash over:
+     1. refresh_seed (v27)
+     2. the hash over all pairs of R-values if present, skipped otherwise
+     3. list denomination hashes, in order
+     4. amount with fee
+     5. kappa list of n planchets, depths first: [0..n),[0..n),[0..n)
+  *)
+  type t = {
+    session_hash: RefreshCommitmentP.t;
+    h_denom_pub: DenominationHash.t;
+    h_age_commitment: AgeCommitmentHash.t;
+    amount_with_fee: AmountNBO.t;
+    melt_fee: AmountNBO.t;
+  }
+end
+
+module RefreshMeltConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_MELT *)
+  type t = {
+    session_hash: RefreshCommitmentP.t;
+    noreveal_index: int; (* uint16_t mapped to OCaml int *)
+  }
+end
+
+module ExchangeSigningKeyValidityPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_SIGNING_KEY_VALIDITY *)
+  type t = {
+    start: Time.AbsoluteNBO.t;
+    expire: Time.AbsoluteNBO.t;
+    end_: Time.AbsoluteNBO.t; (* "end" renamed to end_ *)
+    signkey_pub: ExchangePublicKeyP.t;
+  }
+end
+
+module ExchangeKeySetPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_KEY_SET *)
+  type t = {
+    list_issue_date: Time.AbsoluteNBO.t;
+    hc: HashCode.t;
+  }
+end
+
+module DenominationKeyValidityPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_DENOMINATION_KEY_VALIDITY *)
+  type t = {
+    master: MasterPublicKeyP.t;
+    start: Time.AbsoluteNBO.t;
+    expire_withdraw: Time.AbsoluteNBO.t;
+    expire_spend: Time.AbsoluteNBO.t;
+    expire_legal: Time.AbsoluteNBO.t;
+    value: AmountNBO.t;
+    fee_withdraw: AmountNBO.t;
+    fee_deposit: AmountNBO.t;
+    fee_refresh: AmountNBO.t;
+    denom_hash: DenominationHash.t;
+  }
+end
+
+module MasterWireDetailsPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_WIRE_DETAILS *)
+  type t = {
+    h_wire_details: FullPaytoHash.t;
+    h_conversion_url: HashCode.t;
+    h_credit_restrictions: HashCode.t;
+    h_debit_restrictions: HashCode.t;
+  }
+end
+
+module MasterWireFeePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_WIRE_FEES *)
+  type t = {
+    h_wire_method: HashCode.t;
+    start_date: Time.AbsoluteNBO.t;
+    end_date: Time.AbsoluteNBO.t;
+    wire_fee: AmountNBO.t;
+    closing_fee: AmountNBO.t;
+  }
+end
+
+module GlobalFeesPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_GLOBAL_FEES *)
+  type t = {
+    start_date: Time.AbsoluteNBO.t;
+    end_date: Time.AbsoluteNBO.t;
+    purse_timeout: Time.RelativeNBO.t;
+    kyc_timeout: Time.RelativeNBO.t;
+    history_expiration: Time.RelativeNBO.t;
+    history_fee: AmountNBO.t;
+    kyc_fee: AmountNBO.t;
+    account_fee: AmountNBO.t;
+    purse_fee: AmountNBO.t;
+    purse_account_limit: int; (* uint32_t → int *)
+  }
+end
+
+module MasterDrainProfitPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_DRAIN_PROFITS *)
+  type t = {
+    wtid: WireTransferIdentifierRawP.t;
+    date: Time.AbsoluteNBO.t;
+    amount: AmountNBO.t;
+    h_section: HashCode.t;
+    h_payto: FullPaytoHashP.t;
+  }
+end
+
+module DepositTrackPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MERCHANT_TRACK_TRANSACTION *)
+  type t = {
+    h_contract_terms: PrivateContractHash.t;
+    h_wire: MerchantWireHash.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+  }
+end
+
+module WireDepositDetailP = struct
+  type t = {
+    h_contract_terms: PrivateContractHash.t;
+    execution_time: Time.AbsoluteNBO.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    deposit_value: AmountNBO.t;
+    deposit_fee: AmountNBO.t;
+  }
+end
+
+module WireDepositDataPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE_DEPOSIT *)
+  type t = {
+    total: AmountNBO.t;
+    wire_fee: AmountNBO.t;
+    merchant_pub: MerchantPublicKeyP.t;
+    h_wire: MerchantWireHash.t;
+    h_details: HashCode.t;
+  }
+end
+
+module ExchangeKeyValidityPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_AUDITOR_EXCHANGE_KEYS *)
+  type t = {
+    auditor_url_hash: HashCode.t;
+    master: MasterPublicKeyP.t;
+    start: Time.AbsoluteNBO.t;
+    expire_withdraw: Time.AbsoluteNBO.t;
+    expire_spend: Time.AbsoluteNBO.t;
+    expire_legal: Time.AbsoluteNBO.t;
+    value: AmountNBO.t;
+    fee_withdraw: AmountNBO.t;
+    fee_deposit: AmountNBO.t;
+    fee_refresh: AmountNBO.t;
+    denom_hash: DenominationHash.t;
+  }
+end
+
+module PaymentResponsePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MERCHANT_PAYMENT_OK *)
+  type t = { h_contract_terms: PrivateContractHash.t }
+end
+
+module ContractPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MERCHANT_CONTRACT *)
+  type t = { h_contract_terms: PrivateContractHash.t }
+end
+
+module ConfirmWirePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE *)
+  type t = {
+    h_wire: MerchantWireHash.t;
+    h_contract_terms: PrivateContractHash.t;
+    wtid: WireTransferIdentifierRawP.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    execution_time: Time.AbsoluteNBO.t;
+    coin_contribution: AmountNBO.t;
+  }
+end
+
+module RefundConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_REFUND *)
+  type t = {
+    h_contract_terms: PrivateContractHash.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    merchant: MerchantPublicKeyP.t;
+    rtransaction_id: int64;
+    refund_amount: AmountNBO.t;
+  }
+end
+
+module DepositTrackPS2 = struct
+  (* purpose.purpose = TALER_SIGNATURE_MERCHANT_TRACK_TRANSACTION *)
+  type t = {
+    h_contract_terms: PrivateContractHash.t;
+    h_wire: MerchantWireHash.t;
+    merchant: MerchantPublicKeyP.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+  }
+end
+
+module RefundRequestPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MERCHANT_REFUND *)
+  type t = {
+    h_contract_terms: PrivateContractHash.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    rtransaction_id: int64;
+    refund_amount: AmountNBO.t;
+    refund_fee: AmountNBO.t;
+  }
+end
+
+module MerchantRefundConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MERCHANT_REFUND_OK *)
+  (* Hash of the order ID (a string), hashed without the 0-termination. *)
+  type t = { h_order_id: HashCode.t }
+end
+
+module RecoupRequestPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_COIN_RECOUP or TALER_SIGNATURE_WALLET_COIN_RECOUP_REFRESH *)
+  type t = {
+    h_denom_pub: DenominationHash.t;
+    coin_blind: DenominationBlindingKeyP.t;
+  }
+end
+
+module RecoupRefreshConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_RECOUP_REFRESH *)
+  type t = {
+    timestamp: Time.AbsoluteNBO.t;
+    recoup_amount: AmountNBO.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    old_coin_pub: CoinSpendPublicKeyP.t;
+  }
+end
+
+module RecoupConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_RECOUP *)
+  type t = {
+    timestamp: Time.AbsoluteNBO.t;
+    recoup_amount: AmountNBO.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    reserve_pub: ReservePublicKeyP.t;
+  }
+end
+
+module DenominationUnknownAffirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_AFFIRM_DENOM_UNKNOWN *)
+  type t = {
+    timestamp: Time.AbsoluteNBO.t;
+    h_denom_pub: DenominationHash.t;
+  }
+end
+
+module DenominationExpiredAffirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_GENERIC_DENOMINATIN_EXPIRED *)
+  type t = {
+    timestamp: Time.AbsoluteNBO.t;
+    operation: string; (* char[8] → string *)
+    h_denom_pub: DenominationHash.t;
+  }
+end
+
+module ReserveCloseConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_RESERVE_CLOSED *)
+  type t = {
+    timestamp: Time.AbsoluteNBO.t;
+    closing_amount: AmountNBO.t;
+    reserve_pub: ReservePublicKeyP.t;
+    h_wire: FullPaytoHash.t;
+  }
+end
+
+module CoinLinkSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_COIN_LINK *)
+  type t = {
+    h_denom_pub: DenominationHash.t;
+    old_coin_pub: CoinSpendPublicKeyP.t;
+    transfer_pub: TransferPublicKeyP.t;
+    coin_envelope_hash: BlindedCoinHash.t;
+  }
+end
+
+module RefreshNonceSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_COIN_LINK *)
+  type t = { nonce: PublicRefreshCoinNonceP.t }
+end
+
+module ReserveStatusRequestSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_RESERVE_STATUS_REQUEST *)
+  type t = { request_timestamp: Time.AbsoluteNBO.t }
+end
+
+module ReserveHistoryRequestSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_RESERVE_HISTORY_REQUEST *)
+  type t = {
+    history_fee: AmountNBO.t;
+    request_timestamp: Time.AbsoluteNBO.t;
+  }
+end
+
+module PurseStatusRequestSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_PURSE_STATUS_REQUEST *)
+  type t = unit
+end
+
+module PurseStatusResponseSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_PURSE_STATUS_RESPONSE *)
+  type t = {
+    total_purse_amount: AmountNBO.t;
+    total_deposit_amount: AmountNBO.t;
+    max_deposit_fees: AmountNBO.t;
+    purse_expiration: Time.AbsoluteNBO.t;
+    status_timestamp: Time.AbsoluteNBO.t;
+    h_contract_terms: PrivateContractHash.t;
+  }
+end
+
+module ReserveCloseRequestSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_RESERVE_CLOSE *)
+  type t = unit
+end
+
+module RefreshCommitmentP = struct
+  type t = { session_hash: HashCode.t }
+end
+
+module PurseRequestSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_PURSE_CREATE *)
+  type t = {
+    purse_expiration: Time.AbsoluteNBO.t;
+    merge_value_after_fees: AmountNBO.t;
+    h_contract_terms: PrivateContractHashP.t;
+    min_age: int;
+  }
+end
+
+module PurseDepositSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_PURSE_DEPOSIT *)
+  type t = {
+    coin_contribution: AmountNBO.t;
+    h_denom_pub: DenominationHash.t;
+    h_age_commitment: AgeCommitmentHash.t;
+    purse_pub: PursePublicKeyP.t;
+    h_exchange_base_url: HashCode.t;
+  }
+end
+
+module PurseDepositSignaturePS2 = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_RESERVE_OPEN_DEPOSIT *)
+  type t = {
+    reserve_sig: ReserveSignatureP.t;
+    coin_contribution: AmountNBO.t;
+  }
+end
+
+module PurseDepositConfirmedSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_PURSE_DEPOSIT_CONFIRMED *)
+  type t = {
+    total_purse_amount: AmountNBO.t;
+    total_deposit_fees: AmountNBO.t;
+    purse_pub: PursePublicKeyP.t;
+    purse_expiration: Time.AbsoluteNBO.t;
+    h_contract_terms: PrivateContractHashP.t;
+  }
+end
+
+module PurseMergeSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_PURSE_MERGE *)
+  type t = {
+    merge_timestamp: Time.AbsoluteNBO.t;
+    h_wire: NormalizedPaytoHashP.t;
+  }
+end
+
+module AccountMergeSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_ACCOUNT_MERGE *)
+  type t = {
+    reserve_pub: ReservePublicKeyP.t;
+    purse_pub: PursePublicKeyP.t;
+    merge_amount_after_fees: AmountNBO.t;
+    merge_timestamp: Time.AbsoluteNBO.t;
+    purse_expiration: Time.AbsoluteNBO.t;
+    h_contract_terms: PrivateContractHashP.t;
+    min_age: int;
+  }
+end
+
+module AccountSetupRequestSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_ACCOUNT_SETUP *)
+  type t = { threshold: AmountNBO.t }
+end
+
+module PurseMergeSuccessSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_PURSE_MERGE_SUCCESS *)
+  type t = {
+    reserve_pub: ReservePublicKeyP.t;
+    purse_pub: PursePublicKeyP.t;
+    merge_amount_after_fees: AmountNBO.t;
+    contract_time: Time.AbsoluteNBO.t;
+    h_contract_terms: PrivateContractHashP.t;
+    h_wire: NormalizedPaytoHashP.t;
+    min_age: int;
+  }
+end
+
+module WadDataSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WAD_DATA *)
+  type t = {
+    wad_execution_time: Time.AbsoluteNBO.t;
+    total_amount: AmountNBO.t;
+    h_items: HashCode.t;
+    wad_id: WadId.t;
+  }
+end
+
+module WadPartnerSignaturePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_PARTNER_DETAILS *)
+  type t = {
+    h_partner_base_url: HashCode.t;
+    master_public_key: MasterPublicKeyP.t;
+    start_date: Time.AbsoluteNBO.t;
+    end_date: Time.AbsoluteNBO.t;
+    wad_fee: AmountNBO.t;
+    wad_frequency: Time.RelativeNBO.t;
+  }
+end
+
+module P2PFeesPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_P2P_FEES *)
+  type t = {
+    start_date: Time.AbsoluteNBO.t;
+    end_date: Time.AbsoluteNBO.t;
+    kyc_fee: AmountNBO.t;
+    purse_fee: AmountNBO.t;
+    account_history_fee: AmountNBO.t;
+    account_annual_fee: AmountNBO.t;
+    account_kyc_timeout: Time.RelativeNBO.t;
+    purse_timeout: Time.RelativeNBO.t;
+    purse_account_limit: int;
+  }
+end
+
+module CoinPurseRefundConfirmationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_CONFIRM_PURSE_REFUND *)
+  type t = {
+    purse_pub: PursePublicKey.t;
+    coin_pub: CoinSpendPublicKeyP.t;
+    refunded_amount: AmountNBO.t;
+    refund_fee: AmountNBO.t;
+  }
+end
+
+module DenominationKeyAnnouncementPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_SM_DENOMINATION_KEY *)
+  type t = {
+    h_denom_pub: DenominationHash.t;
+    h_section_name: HashCode.t;
+    anchor_time: Time.AbsoluteNBO.t;
+    duration_withdraw: Time.RelativeNBO.t;
+  }
+end
+
+module SigningKeyAnnouncementPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_SM_SIGNING_KEY *)
+  type t = {
+    exchange_pub: ExchangePublicKeyP.t;
+    anchor_time: Time.AbsoluteNBO.t;
+    duration: Time.RelativeNBO.t;
+  }
+end
+
+module MasterDenominationKeyRevocationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_DENOMINATION_KEY_REVOKED *)
+  type t = { h_denom_pub: DenominationHash.t }
+end
+
+module MasterSigningKeyRevocationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_SIGNING_KEY_REVOKED *)
+  type t = { exchange_pub: ExchangePublicKeyP.t }
+end
+
+module MasterAddAuditorPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_ADD_AUDITOR *)
+  type t = {
+    start_date: Time.AbsoluteNBO.t;
+    auditor_pub: AuditorPublicKeyP.t;
+    h_auditor_url: HashCode.t;
+  }
+end
+
+module MasterDelAuditorPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_DEL_AUDITOR *)
+  type t = {
+    end_date: Time.AbsoluteNBO.t;
+    auditor_pub: AuditorPublicKeyP.t;
+  }
+end
+
+module MasterAddWirePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_ADD_WIRE *)
+  type t = {
+    start_date: Time.AbsoluteNBO.t;
+    h_wire: FullPaytoHash.t;
+    h_conversion_url: HashCode.t;
+    h_credit_restrictions: HashCode.t;
+    h_debit_restrictions: HashCode.t;
+  }
+end
+
+module MasterDelWirePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_DEL_WIRE *)
+  type t = {
+    end_date: Time.AbsoluteNBO.t;
+    h_wire: FullPaytoHash.t;
+  }
+end
+
+module MasterAmlOfficerStatusPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_AML_KEY *)
+  type t = {
+    change_date: Time.TimestampNBO.t;
+    officer_pub: AmlOfficerPublicKeyP.t;
+    h_officer_name: HashCode.t;
+    is_active: int;
+  }
+end
+
+module AmlDecisionPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_AML_DECISION *)
+  type t = {
+    h_justification: HashCode.t;
+    decision_time: Time.TimestampNBO.t;
+    new_threshold: AmountNBO.t;
+    h_payto: NormalizedPaytoHashP.t;
+    h_kyc_requirements: HashCode.t;
+    new_state: int;
+  }
+end
+
+module PartnerConfigurationPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_MASTER_PARNTER_DETAILS *)
+  type t = {
+    partner_pub: MasterPublicKeyP.t;
+    start_date: Time.TimestampNBO.t;
+    end_date: Time.TimestampNBO.t;
+    wad_frequency: Time.RelativeNBO.t;
+    wad_fee: AmountNBO.t;
+    h_url: HashCode.t;
+  }
+end
+
+module ReserveOpenPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_RESERVE_OPEN *)
+  type t = {
+    reserve_payment: AmountNBO.t;
+    request_timestamp: Time.TimestampNBO.t;
+    reserve_expiration: Time.TimestampNBO.t;
+    purse_limit: int;
+  }
+end
+
+module ReserveClosePS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_RESERVE_CLOSE *)
+  type t = {
+    request_timestamp: Time.TimestampNBO.t;
+    target_account_h_payto: FullPaytoHashP.t;
+  }
+end
+
+module ReserveAttestRequestPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_WALLET_ATTEST_REQUEST *)
+  type t = {
+    request_timestamp: Time.TimestampNBO.t;
+    h_details: HashCode.t;
+  }
+end
+
+module ExchangeAttestPS = struct
+  (* purpose.purpose = TALER_SIGNATURE_EXCHANGE_RESERVE_ATTEST_DETAILS *)
+  type t = {
+    attest_timestamp: Time.TimestampNBO.t;
+    expiration_time: Time.TimestampNBO.t;
+    reserve_pub: ReservePublicKeyP.t;
+    h_attributes: HashCode.t;
+  }
+end