return execution time also from exchange C API (#4578)

src/exchange-lib/exchange_api_track_transfer.c

@@ -86,6 +86,7 @@ check_track_transfer_response_ok (struct TALER_EXCHANGE_TrackTransferHandle *wdh
 {
   json_t *details_j;
   struct GNUNET_HashCode h_wire;
+  struct GNUNET_TIME_Absolute exec_time;
   struct TALER_Amount total_amount;
   struct TALER_MerchantPublicKeyP merchant_pub;
   unsigned int num_details;
@@ -95,6 +96,7 @@ check_track_transfer_response_ok (struct TALER_EXCHANGE_TrackTransferHandle *wdh
     TALER_JSON_spec_amount ("total", &total_amount),
     GNUNET_JSON_spec_fixed_auto ("merchant_pub", &merchant_pub),
     GNUNET_JSON_spec_fixed_auto ("H_wire", &h_wire),
+    GNUNET_JSON_spec_absolute_time ("execution_time", &exec_time),
     GNUNET_JSON_spec_json ("deposits", &details_j),
     GNUNET_JSON_spec_fixed_auto ("exchange_sig", &exchange_sig),
     GNUNET_JSON_spec_fixed_auto ("exchange_pub", &exchange_pub),
@@ -183,6 +185,7 @@ check_track_transfer_response_ok (struct TALER_EXCHANGE_TrackTransferHandle *wdh
              &exchange_pub,
              json,
              &h_wire,
+             exec_time,
              &total_amount,
              num_details,
              details);
@@ -251,7 +254,10 @@ handle_track_transfer_finished (void *cls,
            response_code,
            NULL,
            json,
-           NULL, NULL, 0, NULL);
+           NULL,
+           GNUNET_TIME_UNIT_ZERO_ABS,
+           NULL,
+           0, NULL);
   TALER_EXCHANGE_track_transfer_cancel (wdh);
 }
 

src/exchange-lib/test_exchange_api.c

@@ -1394,8 +1394,8 @@ wire_cb (void *cls,
  * @param exchange_pub public key the exchange used for signing
  * @param json original json reply (may include signatures, those have then been
  *        validated already)
- * @param wtid extracted wire transfer identifier, or NULL if the exchange could
+ * @param h_wire hash of the wire transfer address the transfer went to, or NULL on error
- *             not provide any (set only if @a http_status is #MHD_HTTP_OK)
+ * @param execution_time time when the exchange claims to have performed the wire transfer
  * @param total_amount total amount of the wire transfer, or NULL if the exchange could
  *             not provide any @a wtid (set only if @a http_status is #MHD_HTTP_OK)
  * @param details_length length of the @a details array
@@ -1407,6 +1407,7 @@ wire_deposits_cb (void *cls,
                   const struct TALER_ExchangePublicKeyP *exchange_pub,
                   const json_t *json,
                   const struct GNUNET_HashCode *h_wire,
+                  struct GNUNET_TIME_Absolute execution_time,
                   const struct TALER_Amount *total_amount,
                   unsigned int details_length,
                   const struct TALER_TrackTransferDetails *details)

src/exchangedb/test_exchangedb.c

@@ -708,6 +708,7 @@ static void
 cb_wt_never (void *cls,
              const struct TALER_MerchantPublicKeyP *merchant_pub,
              const struct GNUNET_HashCode *h_wire,
+             struct GNUNET_TIME_Absolute exec_time,
              const struct GNUNET_HashCode *h_contract,
              uint64_t transaction_id,
              const struct TALER_CoinSpendPublicKeyP *coin_pub,
@@ -751,6 +752,7 @@ static void
 cb_wt_check (void *cls,
              const struct TALER_MerchantPublicKeyP *merchant_pub,
              const struct GNUNET_HashCode *h_wire,
+             struct GNUNET_TIME_Absolute exec_time,
              const struct GNUNET_HashCode *h_contract,
              uint64_t transaction_id,
              const struct TALER_CoinSpendPublicKeyP *coin_pub,
@@ -764,6 +766,7 @@ cb_wt_check (void *cls,
   GNUNET_assert (0 == memcmp (h_wire,
                               &h_wire_wt,
                               sizeof (struct GNUNET_HashCode)));
+  GNUNET_assert (exec_time.abs_value_us == execution_time_wt.abs_value_us);
   GNUNET_assert (0 == memcmp (h_contract,
                               &h_contract_wt,
                               sizeof (struct GNUNET_HashCode)));

src/include/taler_exchange_service.h

@@ -908,7 +908,6 @@ TALER_EXCHANGE_refresh_melt_cancel (struct TALER_EXCHANGE_RefreshMeltHandle *rmh
 typedef void
 (*TALER_EXCHANGE_RefreshRevealCallback) (void *cls,
                                          unsigned int http_status,
-
                                          unsigned int num_coins,
                                          const struct TALER_CoinSpendPrivateKeyP *coin_privs,
                                          const struct TALER_DenominationSignature *sigs,
@@ -1113,6 +1112,7 @@ struct TALER_EXCHANGE_TrackTransferHandle;
  * @param json original json reply (may include signatures, those have then been
  *        validated already)
  * @param h_wire hash of the wire transfer address the transfer went to, or NULL on error
+ * @param execution_time time when the exchange claims to have performed the wire transfer
  * @param total_amount total amount of the wire transfer, or NULL if the exchange could
  *             not provide any @a wtid (set only if @a http_status is #MHD_HTTP_OK)
  * @param details_length length of the @a details array
@@ -1124,6 +1124,7 @@ typedef void
                                         const struct TALER_ExchangePublicKeyP *sign_key,
                                         const json_t *json,
                                         const struct GNUNET_HashCode *h_wire,
+                                        struct GNUNET_TIME_Absolute execution_time,
                                         const struct TALER_Amount *total_amount,
                                         unsigned int details_length,
                                         const struct TALER_TrackTransferDetails *details);