www.pudn.com > encrypttxt.zip > encrypt.h

/* 
 * File:   encrypt.h 
 * Date:   8 May 1999 
 * Author: Bret Taylor (bstaylor@stanford.edu) 
 * ------------------------------------------- 
 * A library for simple, textual encryption and decryption 
 * procedures based on a 1-byte (8-bit) key. 
 */ 
 
#ifndef _encrypt_h_ 
#define _encrypt_h_ 
 
#include  
 
 
/* 
 * Function: EncodeFile 
 * -------------------- 
 * Given the 1-byte key, thsi function will read all of the contents 
 * of textFile and write the newly encrypted version to outputFile. 
 */ 
void EncodeFile(FILE *textFile, FILE *outputFile, unsigned char key); 
 
 
/* 
 * Function: DecodeFile 
 * -------------------- 
 * Given the 1-byte key, this function will read all of the contents 
 * of encodedFile and write the the decrypted version to outputFile. 
 */ 
void DecodeFile(FILE *encodedFile, FILE *outputFile, unsigned char key); 
 
 
#endif