Thread: SDL_net Questions

i think guys may have missed post......well wondering if guys knew these functions were, did, & when applicable them used? i'm using udp approach working sdl_net. also, how server know packets come can send back?

• sdlnet_resolvehost( ipaddress * address, char * host, uint16 port )
  
  • what mean when "host" null?
  
  
• sdlnet_udp_bind( udpsocket sock, int channel, ipaddress * address )
  
  • what binding , purpose binding?
  
  
• sdlnet_udp_getpeeraddress( udpsocket sock, int channel )
  
  • when use this?
  
  

ps: more detailed list of questions please visit prior post.
http://ubuntuforums.org/showthread.php?t=1795073

thanks,
~cpt_usmc

posted cpt_usmc

[list][*]sdlnet_resolvehost( ipaddress * address, char * host, uint16 port )

• what mean when "host" null?

you use null tell listening (a server listens).

posted cpt_usmc

[*]sdlnet_udp_bind( udpsocket sock, int channel, ipaddress * address )

• what binding , purpose binding?

binding sockets, asks os "oh, can reserve port x?". in order listen port must bind program.

posted cpt_usmc

[*]sdlnet_udp_getpeeraddress( udpsocket sock, int channel )

• when use this?

to ip of computer sent packet.

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