Main1Coder.c

/*
************************************************************
* COMPILERS COURSE - Algonquin College
* Code version: Fall, 2025
* Author: Alex Vu and Yassine Amraoui
* Professors: Paulo Sousa
************************************************************

        "\t=-------------------------------------------------------------------=\n",
        "\t|               COMPILERS - ALGONQUIN COLLEGE (S25)                 |\n",
        "\t=-------------------------------------------------------------------=\n",
        "\t    @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@    \n",
        "\t    @@                                                        @@    \n",
        "\t    @@           %&@@@@@@@@@@@         @@@@@@@@@@@@@@@@@@     @@    \n",
        "\t    @@       @%% (@@@@@@@@@  @                  @             @@    \n",
        "\t    @@      @& @   @ @       @                  @             @@    \n",
        "\t    @@     @ @ %  / /   @@@@@@                  @             @@    \n",
        "\t    @@      & @ @  @@                           @             @@    \n",
        "\t    @@       @/ @*@ @ @   @                     @             @@    \n",
        "\t    @@           @@@@  @@ @ @                   @             @@    \n",
        "\t    @@            /@@    @@@ @                  @             @@    \n",
        "\t    @@     @      / /     @@ @                  @             @@    \n",
        "\t    @@     @ @@   /@/   @@@ @                   @             @@    \n",
        "\t    @@     @@@@@@@@@@@@@@@                      @             @@    \n",
        "\t    @@                                                        @@    \n",
        "\t    @@                 S T R U C T U R A L                    @@    \n",
        "\t    @@           By Alex Vu and Yassine Amraoui               @@    \n",
        "\t    @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@    \n",
        "\t                                                                    \n",
        "\t[COMPILER SCRIPT ..................................................]\n",*/

        /*
        ************************************************************
        * File name: MainCoder.c
        * Compiler: MS Visual Studio 2022
        * Course: CST 8152 � Compilers, Lab Section: [011, 012]
        * Assignment: A12, A22, A32.
        * Date: Sep 01 2025
        * Professor: Paulo Sousa
        * Purpose: This file is the main code for Buffer/Reader (A12)
        * Function list: (...).
        *************************************************************/

        /*
         *.............................................................................
         * ADVICE 1:
         * Please check the "TODO" labels to develop your activity.
         *
         * ADVICE 2: Preprocessor directives
         * The #define _CRT_SECURE_NO_WARNINGS should be used in MS Visual Studio projects
         * to suppress the warnings about using "unsafe" functions like fopen()
         * and standard sting library functions defined in string.h.
         * The define directive does not have any effect on other compiler projects
         * (Gcc, VSCode, Codeblocks, etc.).
         *.............................................................................
         */

#define _CRT_SECURE_NO_WARNINGS 

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <ctype.h>

#ifndef COMPILERS_H_
#include "Compilers.h"
#endif

#ifndef CODER_H_
#include "Step1Coder.h"
#endif

         /* Check for ANSI C compliancy */
#define ANSI_C 0
#if defined(__STDC__)
#undef ANSI_C
#define ANSI_C 1
#endif

/*
 * TODO .......................................................................
 * Basically, change all datatypes to your language definitions
 * (see "Compilers.h")
 */

 /*
  * -------------------------------------------------------------
  *  Function declarations
  * -------------------------------------------------------------
  */

struct_int main1Coder(struct_int argc, struct_strg* argv) {
    if (argc < 4) {
        printf("Usage: %s [cypher=1|decypher=0] <input_file> <output_file>\n", argv[0]);
        return EXIT_FAILURE;
    }

    struct_strg operation = argv[2];
    struct_char inputPath[256];
    struct_char outputPath[256];
    struct_strg key = STR_LANGNAME;

    /* Build paths with InOut/ and InOut/ folders */
    snprintf(inputPath, sizeof(inputPath), "InOut/%s", argv[3]);
    snprintf(outputPath, sizeof(outputPath), "InOut/%s", argv[4]);

    int encode = atoi(operation); // 1 = cypher, 0 = decypher

    if (encode == 1)
        cypher(inputPath, outputPath, key);
    else if (encode == 0)
        decypher(inputPath, outputPath, key);
    else {
        errorPrint("%s%s%s", "Error: Unknown operation ", operation, ". Use '1' for cypher or '0' for decypher.\n");
        return EXIT_FAILURE;
    }

    printf("Output written to '%s'\n", outputPath);

    // Optional: preview output content in memory
    struct_strg output = vigenereMem(inputPath, key, encode);
    if (output) {
        printf("OUTPUT:\n%s\n", output);
        free(output);
    }

    printf("Operation '%s' completed successfully.\n", operation);

    return EXIT_SUCCESS;
}