[SDL] SDL_net and broadcasting
slouken at devolution.com
Sun Sep 29 17:39:01 PDT 2002
> On Friday, September 27, 2002, at 02:04 PM, Luc-Olivier de Charrière
> > Hello.
> > **My motivations
> > I'm currently working on a great GPL game, "globulation2", aviable on
> > savanah.
> > Thatfor, I need broadcasting ability in the LAN or subnet. (sening to
> > ip 255.255.255.255)
> > But SDL_net does not provide the abitity to send packet to ip
> > 255.255.255.255.
> IIRC, anything ending in .255 is a broadcast address. If your subnet is
> 128.0.0, sending to 126.96.36.199 should broadcast to the entire network
> - assuming the network allows IP broadcast.
> However, I don't know if this will work with SDL_net. You may have to
> use a UDP packet instead of TCP.
SDL_net provides UDP packets, and yes, I believe Darrell is correct.
Does Linux require extra work to send to the broadcast addresses?
-Sam Lantinga, Software Engineer, Blizzard Entertainment
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