+#define PP_TDI 0x01
+#define PP_TDO 0x10
+#define PP_PROG 0x10
+#define PP_TCK 0x02
+#define PP_TMS 0x04
+#define PP_CTRL 0x08
+
+#ifdef DEBUG
+#define DPRINTF(format, args...) fprintf(stderr, format, ##args)
+#else
+#define DPRINTF(format, args...)
+#endif
+
+void hexdump(unsigned char *buf, int len);
+