public static void SV_ReadPackets( )
{
Int32 i;
client_t cl;
var qport = 0;
while (NET.GetPacket(Defines.NS_SERVER, Globals.net_from, Globals.net_message))
{
if ((Globals.net_message.data[0] == -1) && (Globals.net_message.data[1] == -1) && (Globals.net_message.data[2] == -1) && (Globals.net_message.data[3] == -1))
{
SV_ConnectionlessPacket();
continue;
}
MSG.BeginReading(Globals.net_message);
MSG.ReadLong(Globals.net_message);
MSG.ReadLong(Globals.net_message);
qport = MSG.ReadShort(Globals.net_message) & 0xffff;
for (i = 0; i < SV_MAIN.maxclients.value; i++)
{
cl = SV_INIT.svs.clients[i];
if (cl.state == Defines.cs_free)
{
continue;
}
if (!NET.CompareBaseAdr(Globals.net_from, cl.netchan.remote_address))
{
continue;
}
if (cl.netchan.qport != qport)
{
continue;
}
if (cl.netchan.remote_address.port != Globals.net_from.port)
{
Com.Printf("SV_ReadPackets: fixing up a translated port\\n");
cl.netchan.remote_address.port = Globals.net_from.port;
}
if (Netchan.Process(cl.netchan, Globals.net_message))
{
if (cl.state != Defines.cs_zombie)
{
cl.lastmessage = SV_INIT.svs.realtime;
SV_USER.SV_ExecuteClientMessage(cl);
}
}
break;
}
if (i != SV_MAIN.maxclients.value)
{
continue;
}
}
}
/**
* A connectionless packet has four leading 0xff characters to distinguish
* it from a game channel. Clients that are in the game can still send
* connectionless packets. It is used also by rcon commands.
*/
public static void SV_ConnectionlessPacket()
{
string s;
string c;
MSG.BeginReading(Globals.net_message);
MSG.ReadLong(Globals.net_message); // skip the -1 marker
s = MSG.ReadStringLine(Globals.net_message);
Cmd.TokenizeString(s.ToCharArray(), false);
c = Cmd.Argv(0);
//for debugging purposes
//Com.Printf("Packet " + NET.AdrToString(Netchan.net_from) + " : " + c + "\n");
//Com.Printf(Lib.hexDump(net_message.data, 64, false) + "\n");
if (0 == Lib.strcmp(c, "ping"))
{
SV_MAIN.SVC_Ping();
}
else if (0 == Lib.strcmp(c, "ack"))
{
SV_MAIN.SVC_Ack();
}
else if (0 == Lib.strcmp(c, "status"))
{
SV_MAIN.SVC_Status();
}
else if (0 == Lib.strcmp(c, "info"))
{
SV_MAIN.SVC_Info();
}
else if (0 == Lib.strcmp(c, "getchallenge"))
{
SV_MAIN.SVC_GetChallenge();
}
else if (0 == Lib.strcmp(c, "connect"))
{
SV_MAIN.SVC_DirectConnect();
}
else if (0 == Lib.strcmp(c, "rcon"))
{
SV_MAIN.SVC_RemoteCommand();
}
else
{
Com.Printf("bad connectionless packet from " + NET.AdrToString(Globals.net_from) + "\n");
Com.Printf("[" + s + "]\n");
Com.Printf("" + Lib.hexDump(Globals.net_message.data, 128, false));
}
}
public static void SV_ConnectionlessPacket( )
{
String s;
String c;
MSG.BeginReading(Globals.net_message);
MSG.ReadLong(Globals.net_message);
s = MSG.ReadStringLine(Globals.net_message);
Cmd.TokenizeString(s.ToCharArray(), false);
c = Cmd.Argv(0);
if (0 == Lib.Strcmp(c, "ping"))
{
SVC_Ping();
}
else if (0 == Lib.Strcmp(c, "ack"))
{
SVC_Ack();
}
else if (0 == Lib.Strcmp(c, "status"))
{
SVC_Status();
}
else if (0 == Lib.Strcmp(c, "info"))
{
SVC_Info();
}
else if (0 == Lib.Strcmp(c, "getchallenge"))
{
SVC_GetChallenge();
}
else if (0 == Lib.Strcmp(c, "connect"))
{
SVC_DirectConnect();
}
else if (0 == Lib.Strcmp(c, "rcon"))
{
SVC_RemoteCommand();
}
else
{
Com.Printf("bad connectionless packet from " + NET.AdrToString(Globals.net_from) + "\\n");
Com.Printf("[" + s + "]\\n");
Com.Printf("" + Lib.HexDump(Globals.net_message.data, 128, false));
}
}
/**
* Reads packets from the network or loopback.
*/
public static void SV_ReadPackets()
{
int i;
client_t cl;
var qport = 0;
while (NET.GetPacket(Defines.NS_SERVER, Globals.net_from, Globals.net_message))
{
// check for connectionless packet (0xffffffff) first
if (Globals.net_message.data[0] == 255 &&
Globals.net_message.data[1] == 255 &&
Globals.net_message.data[2] == 255 &&
Globals.net_message.data[3] == 255)
{
SV_MAIN.SV_ConnectionlessPacket();
continue;
}
// read the qport out of the message so we can fix up
// stupid address translating routers
MSG.BeginReading(Globals.net_message);
MSG.ReadLong(Globals.net_message); // sequence number
MSG.ReadLong(Globals.net_message); // sequence number
qport = MSG.ReadShort(Globals.net_message) & 0xffff;
// check for packets from connected clients
for (i = 0; i < SV_MAIN.maxclients.value; i++)
{
cl = SV_INIT.svs.clients[i];
if (cl.state == Defines.cs_free)
{
continue;
}
if (!NET.CompareBaseAdr(Globals.net_from, cl.netchan.remote_address))
{
continue;
}
if (cl.netchan.qport != qport)
{
continue;
}
if (cl.netchan.remote_address.port != Globals.net_from.port)
{
Com.Printf("SV_ReadPackets: fixing up a translated port\n");
cl.netchan.remote_address.port = Globals.net_from.port;
}
if (Netchan.Process(cl.netchan, Globals.net_message))
{
// this is a valid, sequenced packet, so process it
if (cl.state != Defines.cs_zombie)
{
cl.lastmessage = SV_INIT.svs.realtime; // don't timeout
SV_USER.SV_ExecuteClientMessage(cl);
}
}
break;
}
if (i != SV_MAIN.maxclients.value)
{
continue;
}
}
}
