From 97dfbec0811b1a0b92618f195e228c43376e4828 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 8 Jul 2020 15:46:51 +0200
Subject: add h_denom_pub to deposit signatures

---
 src/include/taler_exchange_service.h  |  2 ++
 src/include/taler_exchangedb_plugin.h | 15 +++++++++++++++
 src/include/taler_signatures.h        | 11 +++++++++++
 3 files changed, 28 insertions(+)

(limited to 'src/include')

diff --git a/src/include/taler_exchange_service.h b/src/include/taler_exchange_service.h
index 02ab182f2..b12edb05c 100644
--- a/src/include/taler_exchange_service.h
+++ b/src/include/taler_exchange_service.h
@@ -751,6 +751,7 @@ TALER_EXCHANGE_wire_cancel (struct TALER_EXCHANGE_WireHandle *wh);
  * @param deposit_fee the deposit fee we expect to pay
  * @param h_wire hash of the merchant’s account details
  * @param h_contract_terms hash of the contact of the merchant with the customer (further details are never disclosed to the exchange)
+ * @param h_denom_pub hash of the coin denomination's public key
  * @param coin_priv coin’s private key
  * @param wallet_timestamp timestamp when the contract was finalized, must not be too far in the future
  * @param merchant_pub the public key of the merchant (used to identify the merchant for refund requests)
@@ -763,6 +764,7 @@ TALER_EXCHANGE_deposit_permission_sign (
   const struct TALER_Amount *deposit_fee,
   const struct GNUNET_HashCode *h_wire,
   const struct GNUNET_HashCode *h_contract_terms,
+  const struct GNUNET_HashCode *h_denom_pub,
   const struct TALER_CoinSpendPrivateKeyP *coin_priv,
   struct GNUNET_TIME_Absolute wallet_timestamp,
   const struct TALER_MerchantPublicKeyP *merchant_pub,
diff --git a/src/include/taler_exchangedb_plugin.h b/src/include/taler_exchangedb_plugin.h
index d069bd2ec..a12aaa426 100644
--- a/src/include/taler_exchangedb_plugin.h
+++ b/src/include/taler_exchangedb_plugin.h
@@ -335,6 +335,11 @@ struct TALER_EXCHANGEDB_RecoupListEntry
    */
   struct TALER_CoinSpendSignatureP coin_sig;
 
+  /**
+   * Hash of the public denomination key used to sign the coin.
+   */
+  struct GNUNET_HashCode h_denom_pub;
+
   /**
    * Public key of the reserve the coin was paid back into.
    */
@@ -608,6 +613,11 @@ struct TALER_EXCHANGEDB_DepositListEntry
    */
   struct GNUNET_HashCode h_wire;
 
+  /**
+   * Hash of the public denomination key used to sign the coin.
+   */
+  struct GNUNET_HashCode h_denom_pub;
+
   /**
    * Detailed information about the receiver for executing the transaction.
    * Includes URL in payto://-format and salt.
@@ -781,6 +791,11 @@ struct TALER_EXCHANGEDB_MeltListEntry
    */
   struct TALER_RefreshCommitmentP rc;
 
+  /**
+   * Hash of the public denomination key used to sign the coin.
+   */
+  struct GNUNET_HashCode h_denom_pub;
+
   /**
    * How much value is being melted?  This amount includes the fees,
    * so the final amount contributed to the melt is this value minus
diff --git a/src/include/taler_signatures.h b/src/include/taler_signatures.h
index 7f9e090a1..81e2e1c82 100644
--- a/src/include/taler_signatures.h
+++ b/src/include/taler_signatures.h
@@ -350,6 +350,11 @@ struct TALER_DepositRequestPS
    */
   struct GNUNET_HashCode h_wire GNUNET_PACKED;
 
+  /**
+   * Hash over the denomination public key used to sign the coin.
+   */
+  struct GNUNET_HashCode h_denom_pub GNUNET_PACKED;
+
   /**
    * Time when this request was generated.  Used, for example, to
    * assess when (roughly) the income was achieved for tax purposes.
@@ -579,6 +584,12 @@ struct TALER_RefreshMeltCoinAffirmationPS
    */
   struct TALER_RefreshCommitmentP rc GNUNET_PACKED;
 
+  /**
+   * Hash over the denomination public key used to sign the coin.
+   * FIXME: add here, initialize everywhere!
+   */
+  // struct GNUNET_HashCode h_denom_pub GNUNET_PACKED;
+
   /**
    * How much of the value of the coin should be melted?  This amount
    * includes the fees, so the final amount contributed to the melt is
-- 
cgit v1.2.3