Laboratorium 3 main.c

#include <stdio.h>
#include <stdlib.h>

#include "states.h"

int(*states[])(void) = {
    open_connection_state,
    get_request_state,
    find_handler_state,
    send_response_state,
    send_error_state,
};

int handle_transition(codes current_state, return_codes return_code) {
    if (current_state == open) {
        if (return_code == error) return send_error;
        else if (return_code == done) return wait_for_request;
    }
    else if (current_state == wait_for_request) {
        //zmienna liczaca jak dlugo maszyna stanow jest w stanie czekania na zadanie
        static int time = 0;
        time++;
        if (time == 10) {
            time = 0;
            return send_error;
        }
        else if (return_code == request_available) return get_request;
        else if (return_code == no_request) return wait_for_request;
    }
    else if (current_state == get_request) {
        if (return_code == done) return find_handler;
        else if (return_code == error) return send_error;
    }
    else if (current_state == find_handler) {
        if (return_code == handler_available) return send_response;
        else if (return_code == no_handler) return send_error;
    }
    else if (current_state == send_response) {
        return close;
    }
    else if (current_state == send_error) {
        return close;
    }
    return 0;
}

int main(void) {

    codes current_state = open;
    return_codes return_code;
    int(*state_handler)(void);

    while (1) {
        if (current_state == close) {
            break;
        }
        state_handler = states[current_state];
        return_code = (return_codes)state_handler();
        current_state = handle_transition(current_state, return_code);
    }

    return 0;
}