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- Implement dual protocol support (#4962)

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- Fix several UDP spoofing security issues
This commit is contained in:
Thilo Schulz 2011-07-12 11:59:48 +00:00
parent 309c322b80
commit e06c117e9e
13 changed files with 550 additions and 247 deletions
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12
code/server/sv_main.c
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@ -643,7 +643,13 @@ void SVC_Info( netadr_t from ) {
// to prevent timed spoofed reply packets that add ghost servers
Info_SetValueForKey( infostring, "challenge", Cmd_Argv(1) );
Info_SetValueForKey( infostring, "protocol", va("%i", com_protocol->integer) );
#ifdef LEGACY_PROTOCOL
if(com_legacyprotocol->integer > 0)
Info_SetValueForKey(infostring, "protocol", va("%i", com_legacyprotocol->integer));
else
#endif
Info_SetValueForKey(infostring, "protocol", va("%i", com_protocol->integer));
Info_SetValueForKey( infostring, "hostname", sv_hostname->string );
Info_SetValueForKey( infostring, "mapname", sv_mapname->string );
Info_SetValueForKey( infostring, "clients", va("%i", count) );
@ -868,10 +874,6 @@ void SV_PacketEvent( netadr_t from, msg_t *msg ) {
}
return;
}
// if we received a sequenced packet from an address we don't recognize,
// send an out of band disconnect packet to it
NET_OutOfBandPrint( NS_SERVER, from, "disconnect" );
}