exchange

commit 7cce2fd62c010bd32f698d474f21d06fc2f32f58
parent 19e0b66f8780f97f15f0a40a739eb277244750f1
Author: Florian Dold <florian.dold@gmail.com>
Date:   Thu, 27 Jun 2019 00:47:42 +0200

oops, first parse JSON

Diffstat:
M
src/json/json_wire.c
 | 
15
++++++++-------

1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/src/json/json_wire.c b/src/json/json_wire.c
@@ -113,13 +113,6 @@ TALER_JSON_exchange_wire_signature_check (const json_t *wire_s,
     GNUNET_JSON_spec_end ()
   };
 
-  if (0 != GNUNET_memcmp (&master_pub_from_wire, master_pub))
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                "wire signature has an unexpected master public key\n");
-    return GNUNET_SYSERR;
-  }
-
   if (GNUNET_OK !=
       GNUNET_JSON_parse (wire_s,
                          spec,
@@ -128,6 +121,14 @@ TALER_JSON_exchange_wire_signature_check (const json_t *wire_s,
     GNUNET_break_op (0);
     return GNUNET_SYSERR;
   }
+
+  if (0 != GNUNET_memcmp (&master_pub_from_wire, master_pub))
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "wire signature has an unexpected master public key\n");
+    return GNUNET_SYSERR;
+  }
+
   return TALER_exchange_wire_signature_check (payto_url,
                                               master_pub,
                                               &master_sig);