Function ng_bind

freebsd/netgraph/ng_socket.c:751–768

* Binding a socket means giving the corresponding node a name */

 * Binding a socket means giving the corresponding node a name
 */
static int
ng_bind(struct sockaddr *nam, struct ngpcb *pcbp)
{
	struct ngsock *const priv = pcbp->sockdata;
	struct sockaddr_ng *const sap = (struct sockaddr_ng *) nam;

	if (priv == NULL) {
		TRAP_ERROR;
		return (EINVAL);
	}
	if ((sap->sg_len < 4) || (sap->sg_len > (NG_NODESIZ + 2)) ||
	    (sap->sg_data[0] == '\0') ||
	    (sap->sg_data[sap->sg_len - 3] != '\0')) {
		TRAP_ERROR;
		return (EINVAL);
	}
	return (ng_name_node(priv->node, sap->sg_data));
}

/***************************************************************
	Netgraph node