1f9f00f4a0fd0bf3a1a8840fe661a6f28e9d4a96
galt
  Wed Feb 13 15:11:47 2013 -0800
adding capability to run md5sum against an entire file
diff --git src/inc/hex.h src/inc/hex.h
new file mode 100644
index 0000000..8bc2e4e
--- /dev/null
+++ src/inc/hex.h
@@ -0,0 +1,15 @@
+
+#ifndef HEX_H
+#define HEX_H
+
+char nibbleToHex(char n);
+/* convert nibble to hexidecimal character. 0 <= n <= 15. */
+
+void byteToHex(unsigned char n, char *hex);
+/* convert byte to two hexidecimal characters. 0 <= n <= 255. */
+
+char *byteToHexString(unsigned char n);
+/* convert byte to hexidecimal string. 0 <= n <= 255. */
+
+#endif /* HEX_H */
+