Re: [gnet] specifying the interface for gnet_mcast_socket_new

[David Helder <dhelder umich edu>]

Use gnet_mcast_socket_inetaddr_new (const GInetAddr* ia)

David


On Wed, 3 Oct 2001, Shaun Jackman wrote:

> I need to open a listening multicast socket on a specific interface, so that
> the IGMP packets will originate out of only that interface. Currently, there
> does not seem to be a way to specify the interface when opening a mcast
> socket. (please correct me if I'm wrong). The IGMP packets will come out of
> only the first interface.
>
> my current scheme...
> 	GMcastSocket* socket = gnet_mcast_socket_new();
> 	GInetAddr* group = gnet_inetaddr_new( "239.255.237.255", EDNET_PORT);
> 	gint status = gnet_mcast_socket_join_group( socket, group);
>
> what I want to do...
> 	GInetAddr* interface = gnet_inetaddr_new( "192.168.2.1", 0);
> 	GMcastSocket* socket = gnet_mcast_socket_new_interface( interface);
> 	GInetAddr* group = gnet_inetaddr_new( "239.255.237.255", EDNET_PORT);
> 	gint status = gnet_mcast_socket_join_group( socket, group);
>
> How can I accomplish this?


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