| 1 | /********************************************************************* |
| 2 | * Filename: rot-13.h |
| 3 | * Author: Brad Conte (brad AT bradconte.com) |
| 4 | * Copyright: |
| 5 | * Disclaimer: This code is presented "as is" without any guarantees. |
| 6 | * Details: Defines the API for the corresponding ROT-13 implementation. |
| 7 | *********************************************************************/ |
| 8 | |
| 9 | #ifndef ROT13_H |
| 10 | #define ROT13_H |
| 11 | |
| 12 | /*************************** HEADER FILES ***************************/ |
| 13 | #include <stddef.h> |
| 14 | |
| 15 | /*********************** FUNCTION DECLARATIONS **********************/ |
| 16 | // Performs IN PLACE rotation of the input. Assumes input is NULL terminated. |
| 17 | // Preserves each charcter's case. Ignores non alphabetic characters. |
| 18 | void rot13(char str[]); |
| 19 | |
| 20 | #endif // ROT13_H |