int conn_udp_create(conn_udp_t *conn, const void *addr, size_t addr_len,
int family, uint16_t port)
{
conn->l4_type = GNRC_NETTYPE_UDP;
switch (family) {
#ifdef MODULE_GNRC_IPV6
case AF_INET6:
if (addr_len != sizeof(ipv6_addr_t)) {
return -EINVAL;
}
if (gnrc_conn6_set_local_addr(conn->local_addr, addr)) {
conn->l3_type = GNRC_NETTYPE_IPV6;
conn->local_addr_len = addr_len;
conn_udp_close(conn); /* unregister possibly registered netreg entry */
gnrc_conn_reg(&conn->netreg_entry, conn->l4_type, (uint32_t)port);
}
else {
return -EADDRNOTAVAIL;
}
break;
#endif
default:
(void)addr;
(void)addr_len;
(void)port;
return -EAFNOSUPPORT;
}
return 0;
}
static int socket_close(int socket)
{
socket_t *s;
int res = 0;
if ((unsigned)(socket - 1) > (SOCKET_POOL_SIZE - 1)) {
return -1;
}
mutex_lock(&_pool_mutex);
s = &_pool[socket];
if (s->bound) {
switch (s->domain) {
case AF_INET:
case AF_INET6:
switch (s->type) {
#ifdef MODULE_CONN_UDP
case SOCK_DGRAM:
conn_udp_close(&s->conn.udp);
break;
#endif
#ifdef MODULE_CONN_IP
case SOCK_RAW:
conn_ip_close(&s->conn.raw);
break;
#endif
#ifdef MODULE_CONN_TCP
case SOCK_STREAM:
conn_tcp_close(&s->conn.tcp);
break;
#endif
default:
errno = EOPNOTSUPP;
res = -1;
break;
}
break;
default:
res = -1;
break;
}
}
s->domain = AF_UNSPEC;
s->src_port = 0;
mutex_unlock(&_pool_mutex);
return res;
}
