1 files changed, 12 insertions, 0 deletions
diff --git a/src/include/taler_json_lib.h b/src/include/taler_json_lib.h
index b47aea5b6..b247ba1f5 100644
--- a/src/include/taler_json_lib.h
+++ b/src/include/taler_json_lib.h
@@ -25,6 +25,7 @@
 #include <jansson.h>
 #include <gnunet/gnunet_json_lib.h>
 #include "taler_util.h"
+#include "taler_error_codes.h"
 
 /**
  * Print JSON parsing related error information
@@ -92,6 +93,17 @@ int
 TALER_JSON_hash (const json_t *json,
                  struct GNUNET_HashCode *hc);
 
+/**
+ * Extract the Taler error code from the given @a json object.
+ * Note that #TALER_EC_NONE is returned if no "code" is present.
+ *
+ * @param json response to extract the error code from
+ * @return the "code" value from @a json
+ */
+enum TALER_ErrorCode
+TALER_JSON_get_error_code (const json_t *json);
+
+
 #endif /* TALER_JSON_LIB_H_ */
 
 /* End of taler_json_lib.h */