proto_media_resolve_multi

Declaration

typedef errno_t (*proto_media_resolve_multi)(ifnet_t ifp, const struct sockaddr *proto_addr, struct sockaddr_dl *out_ll, size_t ll_len);

Parameters

• ifp:

  The interface.

• proto_addr:

  The protocol address.

• out_ll:

  A sockaddr_dl to copy the link layer multicast in to.

• ll_len:

  The length of data allocated for out_ll.

Return Value

Return zero on success or an errno error value on failure.

Discussion

proto_media_resolve_multi is called to resolve a protocol layer mulitcast address to a link layer multicast address.