Function sock_open

lib_acl/samples/udp/udp.cpp:114–138

}

static SOCK_UDP *sock_open(const char *addr)
{
	SOCK_UDP *sock;
	struct addrinfo *res0, *res;
	int    fd;

	res0 = host_addrinfo(addr);
	if (res0 == NULL)
		return NULL;

	fd = bind_addr(res0, &res);
	if (fd == ACL_SOCKET_INVALID) {
		acl_msg_error("%s(%d): invalid socket", __FILE__, __LINE__);
		freeaddrinfo(res0);
		return NULL;
	}

	sock = (SOCK_UDP *) acl_mycalloc(1, sizeof(SOCK_UDP));
	sock->fd = fd;
	memcpy(&sock->sa_local, res->ai_addr, res->ai_addrlen);
	sock->sa_local_len = res->ai_addrlen;

	freeaddrinfo(res0);
	return sock;
}

SOCK_UDP *udp_client_open(const char *local, const char *peer)
{