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/*********************************************************************

* Filename: rot-13.h

* Author: Brad Conte (brad AT bradconte.com)

* Copyright:

* Disclaimer: This code is presented "as is" without any guarantees.

* Details: Defines the API for the corresponding ROT-13 implementation.

*********************************************************************/

#ifndef ROT13_H

#define ROT13_H

/*************************** HEADER FILES ***************************/

#include <stddef.h>

/*********************** FUNCTION DECLARATIONS **********************/

// Performs IN PLACE rotation of the input. Assumes input is NULL terminated.

// Preserves each charcter's case. Ignores non alphabetic characters.

void rot13(char str[]);

#endif // ROT13_H