/*      $OpenBSD: setsockopt3.c,v 1.4 2012/02/22 20:33:51 fgsch Exp $   */
/*
 * Federico G. Schwindt <fgsch@openbsd.org>, 2009. Public Domain.
 */

#include <sys/types.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include <netinet/in.h>
#include <err.h>
#include <netdb.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "test.h"

static void *
sock_connect(void *arg)
{
        struct timeval to;
        pid_t child_pid;
        int status;
        int s;

        CHECKe(s = socket(AF_INET, SOCK_STREAM, 0));
        to.tv_sec = 2;
        to.tv_usec = 0.5 * 1e6;
        CHECKe(setsockopt(s, SOL_SOCKET, SO_RCVTIMEO, &to, sizeof(to)));
        CHECKe(child_pid = fork());
        if (child_pid == 0) {
                char *argv[3];
                char fdstr[3];
                snprintf(fdstr, sizeof(fdstr), "%d", s);
                argv[0] = "setsockopt3a";
                argv[1] = fdstr;
                argv[2] = NULL;
                execv(argv[0], argv);
                _exit(NOTOK);
        }
        ASSERTe(wait(&status), == child_pid);
        ASSERT(WIFEXITED(status));
        ASSERT(WEXITSTATUS(status) == 0);
        return (NULL);
}

static void *
sock_accept(void *arg)
{
        pthread_t connect_thread;
        struct sockaddr_in sin;
        int s;

        CHECKe(s = socket(AF_INET, SOCK_STREAM, 0));
        bzero(&sin, sizeof(sin));
        sin.sin_family = AF_INET;
        sin.sin_len = sizeof(sin);
        sin.sin_port = htons(6545);
        sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
        CHECKe(bind(s, (struct sockaddr *)&sin, sizeof(sin)));
        CHECKe(listen(s, 2));

        CHECKr(pthread_create(&connect_thread, NULL, sock_connect, NULL));
        CHECKr(pthread_join(connect_thread, NULL));
        return (NULL);
}

int
main(int argc, char **argv)
{
        pthread_t accept_thread;

        CHECKr(pthread_create(&accept_thread, NULL, sock_accept, NULL));
        CHECKr(pthread_join(accept_thread, NULL));
        SUCCEED;
}