/* ************************************************************************** */

/* */

/* ::: :::::::: */

/* server_bonus.c :+: :+: :+: */

/* +:+ +:+ +:+ */

/* By: ajaidi <marvin@42.fr> +#+ +:+ +#+ */

/* +#+#+#+#+#+ +#+ */

/* Created: 2021/12/16 19:52:14 by ajaidi #+# #+# */

/* Updated: 2021/12/19 15:37:48 by ajaidi ### ########.fr */

/* */

/* ************************************************************************** */

#include "minitalk_bonus.h"

t_data g_data;

void reset_data(void)

{

g_data.i = 0;

g_data.x = 0;

g_data.client_pid = 0;

}

void handler(int sig, siginfo_t *info, void *ucontext)

{

(void)ucontext;

sig -= SIGUSR1;

if (g_data.client_pid != info->si_pid)

reset_data();

g_data.x = g_data.x << 1 | sig;

g_data.i++;

if (g_data.i == 8)

{

if (g_data.x == 0)

kill(info->si_pid, SIGUSR2);

write(1, &g_data.x, 1);

reset_data();

}

g_data.client_pid = info->si_pid;

}

int main(void)

{

struct sigaction sa;

reset_data();

ft_putstr("pid : ");

ft_putnbr(getpid());

ft_putstr("\n");

sa.sa_sigaction = &handler;

sa.sa_flags = SA_SIGINFO;

sigemptyset(&sa.sa_mask);

sigaddset(&sa.sa_mask, SIGUSR1);

sigaddset(&sa.sa_mask, SIGUSR2);

sigaction(SIGUSR1, &sa, NULL);

sigaction(SIGUSR2, &sa, NULL);

while (1)

sleep(1);

}