Реферат: Алгоритми маршрутизації в мережах

}

for (ifp = ifnet; 0 != ifp; ifp = ifp->int_next) {

if (ifp->int_rip_sock >= 0) {

FD_SET(ifp->int_rip_sock, &fdbits);

if (sock_max <= ifp->int_rip_sock)

sock_max = ifp->int_rip_sock+1;

}

}

if (rdisc_sock >= 0) {

FD_SET(rdisc_sock, &fdbits);

if (sock_max <= rdisc_sock)

sock_max = rdisc_sock+1;

}

}

void

fix_sock(int sock,

char *name)

{

int on;

#define MIN_SOCKBUF (4*1024)

static int rbuf;

if (fcntl(sock, F_SETFL, O_NONBLOCK) == -1)

logbad(1, "fcntl(%s) O_NONBLOCK: %s",

name, strerror(errno));

on = 1;

if (setsockopt(sock, SOL_SOCKET,SO_BROADCAST, &on,sizeof(on)) < 0)

msglog("setsockopt(%s,SO_BROADCAST): %s",

name, strerror(errno));

#ifdef USE_PASSIFNAME