architecte

/*
** EPITECH PROJECT, 2020
** navy
** File description:
** sigin
*/

#include "../../include/navy.h"
#include "../../include/util.h"

int read_int(navy_t *navy)
{
    int move;

    while (navy->sig[6] != '\0')
        usleep(100);
    move = bin_to_int(navy->sig);
    navy->sig[6] = '0';
    navy->sig[0] = '\0';
    return (move);
}

void sigusr_handler(int sig, siginfo_t *info, void *context)
{
    int i = 0;

    if (instance->state > 0 && instance->epid == info->si_pid) {
        for (; instance->sig[i]; ++i);
        if ('\0' != instance->sig[6]) {
            instance->sig[i] = '0' + (sig == SIGUSR2);
            instance->sig[i + 1] = '\0';
        }
    }
    if (0 == instance->state)
        if (instance->epid != NULL) {
            instance->state = 2 + my_putstr("successfully connected\n\n");
        } else {
            instance->epid = info->si_pid;
            instance->state = 1 + my_putstr("enemy connected\n\n");
            send_int(instance, 1);
        }
}

void init_signals(navy_t *navy)
{
    struct sigaction act = {0};

    instance = navy;
    navy->sig = malloc(sizeof(char) * 7);
    navy->sig[0] = '\0';
    navy->sig[6] = '1';
    act.sa_sigaction = &sigusr_handler;
    act.sa_flags = SA_SIGINFO;
    sigaction(SIGUSR1, &act, NULL);
    sigaction(SIGUSR2, &act, NULL);
}