static int listen_all_addrinfo(struct addrinfo *ai_head, int lsock[])
{
struct addrinfo *ai;
int n = 0; /* number of sockets */
for (ai = ai_head; ai && n < MAXSOCK; ai = ai->ai_next) {
int ret;
lsock[n] = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
if (lsock[n] < 0)
continue;
usbip_set_reuseaddr(lsock[n]);
usbip_set_nodelay(lsock[n]);
if (lsock[n] >= FD_SETSIZE) {
close(lsock[n]);
lsock[n] = -1;
continue;
}
ret = bind(lsock[n], ai->ai_addr, ai->ai_addrlen);
if (ret < 0) {
close(lsock[n]);
lsock[n] = -1;
continue;
}
ret = listen(lsock[n], SOMAXCONN);
if (ret < 0) {
close(lsock[n]);
lsock[n] = -1;
continue;
}
log_addrinfo(ai);
/* next if succeed */
n++;
}
if (n == 0) {
err("no socket to listen to");
return -1;
}
dbg("listen %d address%s", n, (n==1)?"":"es");
return n;
}
static int listen_all_addrinfo(struct addrinfo *ai_head, int sockfdlist[])
{
struct addrinfo *ai;
int ret, nsockfd = 0;
for (ai = ai_head; ai && nsockfd < MAXSOCKFD; ai = ai->ai_next) {
sockfdlist[nsockfd] = socket(ai->ai_family, ai->ai_socktype,
ai->ai_protocol);
if (sockfdlist[nsockfd] < 0)
continue;
usbip_net_set_reuseaddr(sockfdlist[nsockfd]);
usbip_net_set_nodelay(sockfdlist[nsockfd]);
if (sockfdlist[nsockfd] >= FD_SETSIZE) {
close(sockfdlist[nsockfd]);
sockfdlist[nsockfd] = -1;
continue;
}
ret = bind(sockfdlist[nsockfd], ai->ai_addr, ai->ai_addrlen);
if (ret < 0) {
close(sockfdlist[nsockfd]);
sockfdlist[nsockfd] = -1;
continue;
}
ret = listen(sockfdlist[nsockfd], SOMAXCONN);
if (ret < 0) {
close(sockfdlist[nsockfd]);
sockfdlist[nsockfd] = -1;
continue;
}
log_addrinfo(ai);
nsockfd++;
}
if (nsockfd == 0)
return -1;
dbg("listening on %d address%s", nsockfd, (nsockfd == 1) ? "" : "es");
return nsockfd;
}
