Function netconn_bind_if

components/net/lwip/lwip-2.1.2/src/api/api_lib.c:350–365

* @ingroup netconn_common * Bind a netconn to a specific interface and port. * Binding one netconn twice might not always be checked correctly! * * @param conn the netconn to bind * @param if_idx the local interface index to bind the netconn to * @return ERR_OK if bound, any other err_t on failure */

 * @return ERR_OK if bound, any other err_t on failure
 */
err_t
netconn_bind_if(struct netconn *conn, u8_t if_idx)
{
  API_MSG_VAR_DECLARE(msg);
  err_t err;

  LWIP_ERROR("netconn_bind_if: invalid conn", (conn != NULL), return ERR_ARG;);

  API_MSG_VAR_ALLOC(msg);
  API_MSG_VAR_REF(msg).conn = conn;
  API_MSG_VAR_REF(msg).msg.bc.if_idx = if_idx;
  err = netconn_apimsg(lwip_netconn_do_bind_if, &API_MSG_VAR_REF(msg));
  API_MSG_VAR_FREE(msg);

  return err;
}

/**
 * @ingroup netconn_common