fix refresh/link tests

src/include/taler_crypto_lib.h

@@ -2270,16 +2270,14 @@ TALER_wallet_melt_verify (
  *
  * @param h_denom_pub hash of the denomiantion public key of the new coin
  * @param transfer_pub transfer public key
- * @param coin_ev coin envelope
+ * @param bch blinded coin hash
- * @param coin_ev_size number of bytes in @a coin_ev
  * @param old_coin_priv private key to sign with
  * @param[out] coin_sig resulting signature
  */
 void
 TALER_wallet_link_sign (const struct TALER_DenominationHash *h_denom_pub,
                         const struct TALER_TransferPublicKeyP *transfer_pub,
-                        const void *coin_ev,
+                        const struct TALER_BlindedCoinHash *bch,
-                        size_t coin_ev_size,
                         const struct TALER_CoinSpendPrivateKeyP *old_coin_priv,
                         struct TALER_CoinSpendSignatureP *coin_sig);
 
@@ -2303,25 +2301,6 @@ TALER_wallet_link_verify (
   const struct TALER_CoinSpendSignatureP *coin_sig);
 
 
-/**
- * Sign link data.
- *
- * @param h_denom_pub hash of the denomiantion public key of the new coin
- * @param transfer_pub transfer public key
- * @param coin_ev coin envelope
- * @param coin_ev_size number of bytes in @a coin_ev
- * @param old_coin_priv private key to sign with
- * @param[out] coin_sig resulting signature
- */
-void
-TALER_wallet_link_sign (const struct TALER_DenominationHash *h_denom_pub,
-                        const struct TALER_TransferPublicKeyP *transfer_pub,
-                        const void *coin_ev,
-                        size_t coin_ev_size,
-                        const struct TALER_CoinSpendPrivateKeyP *old_coin_priv,
-                        struct TALER_CoinSpendSignatureP *coin_sig);
-
-
 /**
  * Verify recoup signature.
  *

src/lib/exchange_api_refreshes_reveal.c

@@ -418,13 +418,15 @@ TALER_EXCHANGE_refreshes_reveal (
             &pd.blinded_planchet))));
     {
       struct TALER_CoinSpendSignatureP link_sig;
+      struct TALER_BlindedCoinHash bch;
 
-      TALER_wallet_link_sign (&denom_hash,
+      TALER_coin_ev_hash (&pd.blinded_planchet,
+                          &denom_hash,
+                          &bch);
+      TALER_wallet_link_sign (
+        &denom_hash,
         &transfer_pub,
-                              pd.blinded_planchet.details.rsa_blinded_planchet.
+        &bch,
-                              blinded_msg,
-                              pd.blinded_planchet.details.rsa_blinded_planchet.
-                              blinded_msg_size,
         &md.melted_coin.coin_priv,
         &link_sig);
       GNUNET_assert (0 ==

src/testing/Makefile.am

@@ -484,7 +484,8 @@ test_kyc_api_LDADD = \
 
 EXTRA_DIST = \
   test_auditor_api.conf \
-  test_auditor_api_expire_reserve_now.conf \
+  test_auditor_api_expire_reserve_now-cs.conf \
+  test_auditor_api_expire_reserve_now-rsa.conf \
   test_bank_api_fakebank.conf \
   test_bank_api_fakebank_twisted.conf \
   test_bank_api_pybank.conf \

src/testing/test_auditor_api_expire_reserve_now-cs.conf

@@ -1,4 +1,4 @@
-@INLINE@ test_auditor_api.conf
+@INLINE@ test_auditor_api-cs.conf
 
 [exchangedb]
 IDLE_RESERVE_EXPIRATION_TIME = 0 s

src/testing/test_auditor_api_expire_reserve_now-rsa.conf

@@ -0,0 +1,4 @@
+@INLINE@ test_auditor_api-rsa.conf
+
+[exchangedb]
+IDLE_RESERVE_EXPIRATION_TIME = 0 s

src/testing/testing_api_cmd_refresh.c

@@ -121,6 +121,12 @@ struct RefreshMeltState
    */
   struct TALER_ExchangeWithdrawValues *alg_values;
 
+  /**
+   * Array of @a num_fresh_coins of blinding key secrets
+   * created during the melt operation.
+   */
+  union TALER_DenominationBlindingKeyP *bks;
+
   /**
    * Entropy seed for the refresh-melt operation.
    */
@@ -970,6 +976,11 @@ melt_cb (void *cls,
     memcpy (rms->alg_values,
             alg_values,
             num_coins * sizeof (struct TALER_ExchangeWithdrawValues));
+    rms->bks = GNUNET_new_array (num_coins,
+                                 union TALER_DenominationBlindingKeyP);
+    memcpy (rms->bks,
+            bks,
+            num_coins * sizeof (union TALER_DenominationBlindingKeyP));
   }
   if (0 != rms->total_backoff.rel_value_us)
   {
@@ -1055,7 +1066,6 @@ melt_run (void *cls,
       TALER_TESTING_interpreter_fail (rms->is);
       return;
     }
-
     if (GNUNET_OK !=
         TALER_TESTING_get_trait_denom_sig (coin_command,
                                            0,
@@ -1172,6 +1182,7 @@ melt_cleanup (void *cls,
     GNUNET_free (rms->fresh_pks);
   }
   GNUNET_free (rms->alg_values);
+  GNUNET_free (rms->bks);
   GNUNET_free (rms->melt_fresh_amounts);
   GNUNET_free (rms);
 }
@@ -1205,6 +1216,9 @@ melt_traits (void *cls,
                                           &rms->fresh_pks[index]),
       TALER_TESTING_make_trait_coin_priv (0,
                                           rms->melt_priv),
+      // ????
+      TALER_TESTING_make_trait_blinding_key (index,
+                                             &rms->bks[index]),
       TALER_TESTING_trait_end ()
     };
 

src/util/wallet_signatures.c

@@ -107,9 +107,7 @@ TALER_wallet_deposit_verify (
 void
 TALER_wallet_link_sign (const struct TALER_DenominationHash *h_denom_pub,
                         const struct TALER_TransferPublicKeyP *transfer_pub,
-                        // FIXME: consider passing hash!
+                        const struct TALER_BlindedCoinHash *bch,
-                        const void *coin_ev,
-                        size_t coin_ev_size,
                         const struct TALER_CoinSpendPrivateKeyP *old_coin_priv,
                         struct TALER_CoinSpendSignatureP *coin_sig)
 {
@@ -117,12 +115,10 @@ TALER_wallet_link_sign (const struct TALER_DenominationHash *h_denom_pub,
     .purpose.size = htonl (sizeof (ldp)),
     .purpose.purpose = htonl (TALER_SIGNATURE_WALLET_COIN_LINK),
     .h_denom_pub = *h_denom_pub,
-    .transfer_pub = *transfer_pub
+    .transfer_pub = *transfer_pub,
+    .coin_envelope_hash = *bch
   };
 
-  GNUNET_CRYPTO_hash (coin_ev,
-                      coin_ev_size,
-                      &ldp.coin_envelope_hash.hash);
   GNUNET_CRYPTO_eddsa_sign (&old_coin_priv->eddsa_priv,
                             &ldp,
                             &coin_sig->eddsa_signature);