1 files changed, 9 insertions, 0 deletions
diff --git a/libqcdm/src/utils.h b/libqcdm/src/utils.h
index 616c1720..15fc346b 100644
--- a/libqcdm/src/utils.h
+++ b/libqcdm/src/utils.h
@@ -20,6 +20,9 @@
 
 #include <glib.h>
 
+#define DIAG_CONTROL_CHAR 0x7E
+#define DIAG_TRAILER_LEN  3
+
 guint16 crc16 (const char *buffer, gsize len);
 
 gsize dm_escape (const char *inbuf,
@@ -33,5 +36,11 @@ gsize dm_unescape (const char *inbuf,
                    gsize outbuf_len,
                    gboolean *escaping);
 
+gsize dm_prepare_buffer (char *inbuf,
+                         gsize cmd_len,
+                         gsize inbuf_len,
+                         char *outbuf,
+                         gsize outbuf_len);
+
 #endif  /* UTILS_H */