-
-#define SAMPLE_BUFFER_SIZE 64
-
-extern uint8_t sample_buf[SAMPLE_BUFFER_SIZE];
-#define arraylen(x) (sizeof(x)/sizeof((x)[0]))
-
-void GetFromBigBuf(uint8_t *dest, int bytes);
-
+#include "util.h"
+extern uint8_t* sample_buf;
+void GetFromBigBuf(uint8_t *dest, int bytes, int start_index);
+void GetEMLFromBigBuf(uint8_t *dest, int bytes, int start_index);