// header files
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include "EncryptionUtility.h"


// local constants

// local functions

// program
int main( int argc, char *args[] )
   {
    char toEncrypt[ HUGE_STR_LEN ], decryptedStr[ HUGE_STR_LEN ];
    char fileName[ STD_STR_LEN ], stringFromFile[ HUGE_STR_LEN ];
    SquareArrayType *encryptedInput, *uploadedInput;

    srand( time( NULL ) );

    printf( "\nEncryption Program\n" );
    printf( "==================\n\n" );

    promptForString( "Enter string to be encrypted: ", toEncrypt );

    encryptedInput = encryptData( toEncrypt );

    printf( "\nDisplay encryption as values:\n" );
    displayArray( *encryptedInput, DISPLAY_INTS );

    printf( "\nDisplay encryption as characters:\n" );
    displayArray( *encryptedInput, DISPLAY_CHARS );

    printf( "\nDecrypting the input string\n" );
    decryptData( decryptedStr, encryptedInput );

    printf( "\nDecrypted string: %s\n", decryptedStr );

    printf( "\nDownloading encryption\n" );
    promptForString( "\nEnter file name for download: ", fileName );
    downloadData( fileName, *encryptedInput );

    printf( "\nUploading encryption\n" );
    promptForString( "\nEnter file name for upload: ", fileName );
    uploadedInput = uploadData( fileName );

    printf( "\nDisplay uploaded data:\n" );
    displayArray( *uploadedInput, DISPLAY_INTS );

    printf( "\nDecrypting the uploaded string\n" );
    decryptData( stringFromFile, uploadedInput );

    printf( "\nUploaded string: %s\n", stringFromFile );

    // end program

       // clear arrays
       encryptedInput = clearArrayType( encryptedInput );

       // display end of program
       printf( "\nProgram End\n" );

       // return success
       return 0;
   }