1 files changed, 29 insertions, 1 deletions
diff --git a/src/bank-lib/bank_api_common.c b/src/bank-lib/bank_api_common.c
index 738d2a5b8..b4b197492 100644
--- a/src/bank-lib/bank_api_common.c
+++ b/src/bank-lib/bank_api_common.c
@@ -80,7 +80,7 @@ TALER_BANK_make_auth_header_ (const struct TALER_BANK_AuthenticationData *auth)
     authh = append (authh,
                     "X-Taler-Bank-Password",
                     auth->details.basic.password);
-    return authh;    
+    return authh;
   }
   return NULL;
 }
@@ -111,5 +111,33 @@ TALER_BANK_path_to_url_ (const char *u,
 }
 
 
+/**
+ * Parse error code given in @a json.
+ *
+ * @param json the json to parse
+ * @return error code, or #TALER_EC_INVALID if not found
+ */
+enum TALER_ErrorCode
+TALER_BANK_parse_ec_ (const json_t *json)
+{
+  uint32_t ec;
+
+  struct GNUNET_JSON_Specification spec[] = {
+    GNUNET_JSON_spec_uint32 ("ec",
+                             &ec),
+    GNUNET_JSON_spec_end()
+  };
+
+  if (GNUNET_OK !=
+      GNUNET_JSON_parse (json,
+                         spec,
+                         NULL, NULL))
+  {
+    GNUNET_break_op (0);
+    return TALER_EC_INVALID;
+  }
+  return (enum TALER_ErrorCode) ec;
+}
+
 
 /* end of bank_api_common.c */