--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libtest/binreader.h	Sat Nov 19 23:57:42 2022 +0000
@@ -0,0 +1,14 @@
+/*
+ * This header file defines the interface to our reader function for binary
+ * files recording GSM FR or EFR streams, see ../doc/Binary-file-format.
+ *
+ * binfile_read_frame() return values are:
+ *  1 = successfully read valid frame
+ *  0 = normal EOF
+ * -1 = unrecognized header byte
+ * -2 = EOF in the middle of a frame
+ */
+
+#define	BINFILE_MAX_FRAME	33
+
+extern int binfile_read_frame(FILE *binf, uint8_t *frame);