-int create_server_socket(int port)
-{
- int server_sock = socket(PF_INET6, SOCK_STREAM, IPPROTO_TCP);
- if (server_sock == -1) {
- perror("socket");
- exit(1);
- }
-
- int one = 1;
- if (setsockopt(server_sock, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)) == -1) {
- perror("setsockopt(SO_REUSEADDR)");
- exit(1);
- }
-
- // We want dual-stack sockets. (Sorry, OpenBSD and Windows XP...)
- int zero = 0;
- if (setsockopt(server_sock, IPPROTO_IPV6, IPV6_V6ONLY, &zero, sizeof(zero)) == -1) {
- perror("setsockopt(IPV6_V6ONLY)");
- exit(1);
- }
-
- // Set as non-blocking, so the acceptor thread can notice that we want to shut it down.
- if (ioctl(server_sock, FIONBIO, &one) == -1) {
- perror("ioctl(FIONBIO)");
- exit(1);
- }
-
- sockaddr_in6 addr;
- memset(&addr, 0, sizeof(addr));
- addr.sin6_family = AF_INET6;
- addr.sin6_port = htons(port);
-
- if (bind(server_sock, reinterpret_cast<sockaddr *>(&addr), sizeof(addr)) == -1) {
- perror("bind");
- exit(1);
- }
-
- if (listen(server_sock, 128) == -1) {
- perror("listen");
- exit(1);
- }
-
- return server_sock;
-}
-
-void *acceptor_thread_run(void *arg)