1 files changed, 7 insertions, 0 deletions

diff --git a/apps/buffering.h b/apps/buffering.h
index 29771adc1a..7dc07f5881 100644
--- a/apps/buffering.h
+++ b/apps/buffering.h
@@ -35,6 +35,13 @@ enum data_type {
     TYPE_UNKNOWN,
 };
 
+/* Error return values */
+#define HANDLE_NOT_FOUND    -1
+#define BUFFER_FULL         -2
+#define INVALID_VALUE       -3
+#define FILE_ERROR          -4
+#define DATA_NOT_READY      -5
+
 
 /* Initialise the buffering subsystem */
 void buffering_init(void);