ifnet_add_multicast
Declaration
errno_t ifnet_add_multicast(ifnet_t interface, const struct sockaddr *maddr, ifmultiaddr_t *multicast);Parameters
- interface:
The interface.
- maddr:
The multicast address (AF_UNSPEC/AF_LINK) to join. Either a physical address or logical address to be translated to a physical address.
- multicast:
The resulting ifmultiaddr_t multicast address.
Return Value
0 on success otherwise the errno error.
Discussion
Joins a multicast and returns an ifmultiaddr_t with the reference count incremented for you. You are responsible for decrementing the reference count after calling ifnet_remove_multicast and making sure you no longer have any references to the multicast.
See Also
Network Kernel Extensions
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