bool ClientCommand(client_t cl, NetBuffer msg)
{
int seq = msg.ReadInt32();
string s = msg.ReadString();
// see if we have already executed it
if (cl.lastClientCommand >= seq)
return true;
Common.Instance.WriteLine("ClientCommand: {0}[s{1}]: {2}", cl.name, seq, s);
// drop the connection if we have somehow lost commands
if (seq > cl.lastClientCommand + 1)
{
Common.Instance.WriteLine("Client {0} lost {1} clientCommands", cl.name, seq-cl.lastClientCommand+1);
DropClient(cl, "Lost reliable commands");
return false;
}
// don't allow another command for one second
cl.nextReliableTime = (int)time + 1000;
ExecuteClientCommand(cl, s);
cl.lastClientCommand = seq;
cl.lastClientCommandString = s;
return true; // continue procesing
}
public static void Host_Ping_f()
{
if (cmd_source == cmd_source_t.src_command)
{
Cmd_ForwardToServer();
return;
}
SV_ClientPrintf("Client ping times:\n");
for (int i = 0; i < svs.maxclients; i++)
{
client_t client = svs.clients[i];
if (!client.active)
{
continue;
}
float total = 0;
for (int j = 0; j < q_shared.NUM_PING_TIMES; j++)
{
total += client.ping_times[j];
}
total /= q_shared.NUM_PING_TIMES;
SV_ClientPrintf("{0,4} {1}\n", (int)(total * 1000), client.name);
}
}
static void PF_lightstyle()
{
int style = (int)G_FLOAT(q_shared.OFS_PARM0); // Uze: ???
string val = G_STRING(q_shared.OFS_PARM1);
// change the string in sv
sv.lightstyles[style] = val;
// send message to all clients on this server
if (!sv.active)
{
return;
}
for (int j = 0; j < svs.maxclients; j++)
{
client_t client = svs.clients[j];
if (client.active || client.spawned)
{
client.message.MSG_WriteChar(q_shared.svc_lightstyle);
client.message.MSG_WriteChar(style);
client.message.MSG_WriteString(val);
}
}
}
/*
* =======================
* SV_SendClientDatagram
* =======================
*/
static bool SV_SendClientDatagram(client_t client)
{
byte[] buf = new byte[quakedef.MAX_DATAGRAM];
common.sizebuf_t msg = new common.sizebuf_t();
msg.data = buf;
msg.maxsize = buf.Length;
msg.cursize = 0;
common.MSG_WriteByte(msg, net.svc_time);
common.MSG_WriteFloat(msg, sv.time);
// add the client specific data to the datagram
SV_WriteClientdataToMessage(client.edict, msg);
SV_WriteEntitiesToClient(client.edict, msg);
// copy the server datagram if there is space
if (msg.cursize + sv.datagram.cursize < msg.maxsize)
{
common.SZ_Write(msg, sv.datagram.data, sv.datagram.cursize);
}
// send the datagram
if (net.NET_SendUnreliableMessage(client.netconnection, msg) == -1)
{
return(false);
}
return(true);
}
public static void SV_ReadClientMove(ref usercmd_t move)
{
client_t client = host_client;
// read ping time
client.ping_times[client.num_pings % q_shared.NUM_PING_TIMES] = (float)(sv.time - Reader.MSG_ReadFloat());
client.num_pings++;
// read current angles
Vector3 angles = Reader.ReadAngles();
Mathlib.Copy(ref angles, out client.edict.v.v_angle);
// read movement
move.forwardmove = Reader.MSG_ReadShort();
move.sidemove = Reader.MSG_ReadShort();
move.upmove = Reader.MSG_ReadShort();
// read buttons
int bits = Reader.MSG_ReadByte();
client.edict.v.button0 = bits & 1;
client.edict.v.button2 = (bits & 2) >> 1;
int i = Reader.MSG_ReadByte();
if (i != 0)
{
client.edict.v.impulse = i;
}
}
public static bool SV_SendClientDatagram(client_t client)
{
MsgWriter msg = new MsgWriter(q_shared.MAX_DATAGRAM); // Uze todo: make static?
msg.MSG_WriteByte(q_shared.svc_time);
msg.MSG_WriteFloat((float)sv.time);
// add the client specific data to the datagram
SV_WriteClientdataToMessage(client.edict, msg);
SV_WriteEntitiesToClient(client.edict, msg);
// copy the server datagram if there is space
if (msg.Length + sv.datagram.Length < msg.Capacity)
{
msg.Write(sv.datagram.Data, 0, sv.datagram.Length);
}
// send the datagram
if (NET_SendUnreliableMessage(client.netconnection, msg) == -1)
{
SV_DropClient(true);// if the message couldn't send, kick off
return(false);
}
return(true);
}
/// <summary>
/// SV_SendClientDatagram
/// </summary>
private bool SendClientDatagram(client_t client)
{
var msg = new MessageWriter(QDef.MAX_DATAGRAM); // Uze todo: make static?
msg.WriteByte(ProtocolDef.svc_time);
msg.WriteFloat(( float )this.sv.time);
// add the client specific data to the datagram
this.WriteClientDataToMessage(client.edict, msg);
this.WriteEntitiesToClient(client.edict, msg);
// copy the server datagram if there is space
if (msg.Length + this.sv.datagram.Length < msg.Capacity)
{
msg.Write(this.sv.datagram.Data, 0, this.sv.datagram.Length);
}
// send the datagram
if (this.Host.Network.SendUnreliableMessage(client.netconnection, msg) == -1)
{
this.DropClient(true); // if the message couldn't send, kick off
return(false);
}
return(true);
}
/*
* =============================================================================
*
* EVENT MESSAGES
*
* =============================================================================
*/
/*
* ==============================================================================
*
* CLIENT SPAWNING
*
* ==============================================================================
*/
/*
* ================
* SV_SendServerinfo
*
* Sends the first message from the server to a connected client.
* This will be sent on the initial connection and upon each server load.
* ================
*/
static void SV_SendServerinfo(client_t client)
{
int i;
string s;
string message;
common.MSG_WriteByte(client.message, net.svc_print);
message = "\u0002\nVERSION " + quakedef.VERSION + " SERVER (" + prog.pr_crc + " CRC)";
common.MSG_WriteString(client.message, message);
common.MSG_WriteByte(client.message, net.svc_serverinfo);
common.MSG_WriteLong(client.message, net.PROTOCOL_VERSION);
common.MSG_WriteByte(client.message, svs.maxclients);
if (host.coop.value == 0 && host.deathmatch.value != 0)
{
common.MSG_WriteByte(client.message, net.GAME_DEATHMATCH);
}
else
{
common.MSG_WriteByte(client.message, net.GAME_COOP);
}
//sprintf(message, pr_strings + sv.edicts->v.message);
message = prog.pr_string(sv.edicts[0].v.message);
common.MSG_WriteString(client.message, message);
for (i = 1, s = sv.model_precache[i]; s != null; i++)
{
s = sv.model_precache[i];
common.MSG_WriteString(client.message, s);
}
common.MSG_WriteByte(client.message, 0);
for (i = 1, s = sv.sound_precache[i]; s != null; i++)
{
s = sv.sound_precache[i];
common.MSG_WriteString(client.message, s);
}
common.MSG_WriteByte(client.message, 0);
// send music
common.MSG_WriteByte(client.message, net.svc_cdtrack);
common.MSG_WriteByte(client.message, (int)sv.edicts[0].v.sounds);
common.MSG_WriteByte(client.message, (int)sv.edicts[0].v.sounds);
// set view
common.MSG_WriteByte(client.message, net.svc_setview);
common.MSG_WriteShort(client.message, prog.NUM_FOR_EDICT(client.edict));
common.MSG_WriteByte(client.message, net.svc_signonnum);
common.MSG_WriteByte(client.message, 1);
client.sendsignon = true;
client.spawned = false; // need prespawn, spawn, etc
}
public static void SV_DropClient(bool crash)
{
client_t client = host_client;
if (!crash)
{
// send any final messages (don't check for errors)
if (NET_CanSendMessage(client.netconnection))
{
MsgWriter msg = client.message;
msg.MSG_WriteByte(q_shared.svc_disconnect);
NET_SendMessage(client.netconnection, msg);
}
if (client.edict != null && client.spawned)
{
// call the prog function for removing a client
// this will set the body to a dead frame, among other things
int saveSelf = pr_global_struct.self;
pr_global_struct.self = EDICT_TO_PROG(client.edict);
PR_ExecuteProgram(pr_global_struct.ClientDisconnect);
pr_global_struct.self = saveSelf;
}
Con_DPrintf("Client {0} removed\n", client.name);
}
// break the net connection
NET_Close(client.netconnection);
client.netconnection = null;
// free the client (the body stays around)
client.active = false;
client.name = null;
client.old_frags = -999999;
net_activeconnections--;
// send notification to all clients
for (int i = 0; i < svs.maxclients; i++)
{
client_t cl = svs.clients[i];
if (!cl.active)
{
continue;
}
cl.message.MSG_WriteByte(q_shared.svc_updatename);
cl.message.MSG_WriteByte(ClientNum);
cl.message.MSG_WriteString("");
cl.message.MSG_WriteByte(q_shared.svc_updatefrags);
cl.message.MSG_WriteByte(ClientNum);
cl.message.MSG_WriteShort(0);
cl.message.MSG_WriteByte(q_shared.svc_updatecolors);
cl.message.MSG_WriteByte(ClientNum);
cl.message.MSG_WriteByte(0);
}
}
void ClientThink(client_t cl, Input.UserCommand cmd)
{
cl.lastUsercmd = cmd;
if (cl.state != clientState_t.CS_ACTIVE)
return; // may have been kicked during the last usercmd
Game.Instance.Client_Think(cl.id);
}
/**
* Initializes player structures after successfull connection.
*/
public static void gotnewcl(int i, int challenge, string userinfo, netadr_t adr, int qport)
{
// build a new connection
// accept the new client
// this is the only place a client_t is ever initialized
SV_MAIN.sv_client = SV_INIT.svs.clients[i];
var edictnum = i + 1;
var ent = GameBase.g_edicts[edictnum];
SV_INIT.svs.clients[i].edict = ent;
// save challenge for checksumming
SV_INIT.svs.clients[i].challenge = challenge;
// get the game a chance to reject this connection or modify the
// userinfo
if (!PlayerClient.ClientConnect(ent, userinfo))
{
if (Info.Info_ValueForKey(userinfo, "rejmsg") != null)
{
Netchan.OutOfBandPrint(Defines.NS_SERVER, adr, "print\n" + Info.Info_ValueForKey(userinfo, "rejmsg") + "\nConnection refused.\n");
}
else
{
Netchan.OutOfBandPrint(Defines.NS_SERVER, adr, "print\nConnection refused.\n");
}
Com.DPrintf("Game rejected a connection.\n");
return;
}
// parse some info from the info strings
SV_INIT.svs.clients[i].userinfo = userinfo;
SV_MAIN.SV_UserinfoChanged(SV_INIT.svs.clients[i]);
// send the connect packet to the client
Netchan.OutOfBandPrint(Defines.NS_SERVER, adr, "client_connect");
Netchan.Setup(Defines.NS_SERVER, SV_INIT.svs.clients[i].netchan, adr, qport);
SV_INIT.svs.clients[i].state = Defines.cs_connected;
SZ.Init(SV_INIT.svs.clients[i].datagram, SV_INIT.svs.clients[i].datagram_buf, SV_INIT.svs.clients[i].datagram_buf.Length);
SV_INIT.svs.clients[i].datagram.allowoverflow = true;
SV_INIT.svs.clients[i].lastmessage = SV_INIT.svs.realtime; // don't timeout
SV_INIT.svs.clients[i].lastconnect = SV_INIT.svs.realtime;
Com.DPrintf("new client added.\n");
}
public static void SV_SendNop(client_t client)
{
MsgWriter msg = new MsgWriter(4);
msg.MSG_WriteChar(q_shared.svc_nop);
if (NET_SendUnreliableMessage(client.netconnection, msg) == -1)
{
SV_DropClient(true); // if the message couldn't send, kick off
}
client.last_message = realtime;
}
/// <summary>
/// SV_SendNop
/// Send a nop message without trashing or sending the accumulated client
/// message buffer
/// </summary>
private void SendNop(client_t client)
{
var msg = new MessageWriter(4);
msg.WriteChar(ProtocolDef.svc_nop);
if (this.Host.Network.SendUnreliableMessage(client.netconnection, msg) == -1)
{
this.DropClient(true); // if the message couldn't send, kick off
}
client.last_message = this.Host.RealTime;
}
/*
* =======================
* SV_SendNop
*
* Send a nop message without trashing or sending the accumulated client
* message buffer
* =======================
*/
static void SV_SendNop(client_t client)
{
common.sizebuf_t msg = new common.sizebuf_t();
byte[] buf = new byte[4];
msg.data = buf;
msg.maxsize = buf.Length;
msg.cursize = 0;
common.MSG_WriteChar(msg, net.svc_nop);
net.NET_SendUnreliableMessage(client.netconnection, msg);
client.last_message = host.realtime;
}
static void PF_setspawnparms()
{
edict_t ent = G_EDICT(q_shared.OFS_PARM0);
int i = NUM_FOR_EDICT(ent);
if (i < 1 || i > svs.maxclients)
{
PR_RunError("Entity is not a client");
}
// copy spawn parms out of the client_t
client_t client = svs.clients[i - 1];
pr_global_struct.SetParams(client.spawn_parms);
}
/**
* Writes a frame to a client system.
*/
public static void SV_WriteFrameToClient(client_t client, sizebuf_t msg)
{
//ptr
client_frame_t frame, oldframe;
int lastframe;
//Com.Printf ("%i . %i\n", new
// Vargs().add(client.lastframe).add(sv.framenum));
// this is the frame we are creating
frame = client.frames[SV_INIT.sv.framenum & Defines.UPDATE_MASK];
if (client.lastframe <= 0)
{
// client is asking for a retransmit
oldframe = null;
lastframe = -1;
}
else if (SV_INIT.sv.framenum - client.lastframe >= Defines.UPDATE_BACKUP - 3)
{
// client hasn't gotten a good message through in a long time
// Com_Printf ("%s: Delta request from out-of-date packet.\n",
// client.name);
oldframe = null;
lastframe = -1;
}
else
{
// we have a valid message to delta from
oldframe = client.frames[client.lastframe & Defines.UPDATE_MASK];
lastframe = client.lastframe;
}
MSG.WriteByte(msg, Defines.svc_frame);
MSG.WriteLong(msg, SV_INIT.sv.framenum);
MSG.WriteLong(msg, lastframe); // what we are delta'ing from
MSG.WriteByte(msg, client.surpressCount); // rate dropped packets
client.surpressCount = 0;
// send over the areabits
MSG.WriteByte(msg, frame.areabytes);
SZ.Write(msg, frame.areabits, frame.areabytes);
// delta encode the playerstate
SV_ENTS.SV_WritePlayerstateToClient(oldframe, frame, msg);
// delta encode the entities
SV_ENTS.SV_EmitPacketEntities(oldframe, frame, msg);
}
static void PF_centerprint()
{
int entnum = NUM_FOR_EDICT(G_EDICT(q_shared.OFS_PARM0));
string s = PF_VarString(1);
if (entnum < 1 || entnum > svs.maxclients)
{
Con_Printf("tried to centerprint to a non-client\n");
return;
}
client_t client = svs.clients[entnum - 1];
client.message.MSG_WriteChar(q_shared.svc_centerprint);
client.message.MSG_WriteString(s);
}
static void PF_stuffcmd()
{
int entnum = NUM_FOR_EDICT(G_EDICT(q_shared.OFS_PARM0));
if (entnum < 1 || entnum > svs.maxclients)
{
PR_RunError("Parm 0 not a client");
}
string str = G_STRING(q_shared.OFS_PARM1);
client_t old = host_client;
host_client = svs.clients[entnum - 1];
Host_ClientCommands("{0}", str);
host_client = old;
}
/**
* Pull specific info from a newly changed userinfo string into a more C
* freindly form.
*/
public static void SV_UserinfoChanged(client_t cl)
{
string val;
int i;
// call prog code to allow overrides
PlayerClient.ClientUserinfoChanged(cl.edict, cl.userinfo);
// name for C code
cl.name = Info.Info_ValueForKey(cl.userinfo, "name");
// mask off high bit
//TODO: masking for german umlaute
//for (i=0 ; i<sizeof(cl.name) ; i++)
// cl.name[i] &= 127;
// rate command
val = Info.Info_ValueForKey(cl.userinfo, "rate");
if (val.Length > 0)
{
i = Lib.atoi(val);
cl.rate = i;
if (cl.rate < 100)
{
cl.rate = 100;
}
if (cl.rate > 15000)
{
cl.rate = 15000;
}
}
else
{
cl.rate = 5000;
}
// msg command
val = Info.Info_ValueForKey(cl.userinfo, "msg");
if (val.Length > 0)
{
cl.messagelevel = Lib.atoi(val);
}
}
public static void Host_Tell_f()
{
if (cmd_source == cmd_source_t.src_command)
{
Cmd_ForwardToServer();
return;
}
if (cmd_argc < 3)
{
return;
}
string text = host_client.name + ": ";
string p = cmd_args;
// remove quotes if present
if (p.StartsWith("\""))
{
p = p.Substring(1, p.Length - 2);
}
text += p + "\n";
client_t save = host_client;
for (int j = 0; j < svs.maxclients; j++)
{
client_t client = svs.clients[j];
if (!client.active || !client.spawned)
{
continue;
}
if (client.name == Cmd_Argv(1))
{
continue;
}
host_client = client;
SV_ClientPrintf(text);
break;
}
host_client = save;
}
public static void SV_ConnectClient(int clientnum)
{
client_t client = svs.clients[clientnum];
Con_DPrintf("Client {0} connected\n", client.netconnection.address);
int edictnum = clientnum + 1;
edict_t ent = EDICT_NUM(edictnum);
// set up the client_t
qsocket_t netconnection = client.netconnection;
float[] spawn_parms = new float[q_shared.NUM_SPAWN_PARMS];
if (sv.loadgame)
{
Array.Copy(client.spawn_parms, spawn_parms, spawn_parms.Length);
}
client.Clear();
client.netconnection = netconnection;
client.name = "unconnected";
client.active = true;
client.spawned = false;
client.edict = ent;
client.message.AllowOverflow = true; // we can catch it
client.privileged = false;
if (sv.loadgame)
{
Array.Copy(spawn_parms, client.spawn_parms, spawn_parms.Length);
}
else
{
// call the progs to get default spawn parms for the new client
PR_ExecuteProgram(pr_global_struct.SetNewParms);
AssignGlobalSpawnparams(client);
}
SV_SendServerinfo(client);
}
void ClientEnterWorld(client_t cl, Input.UserCommand cmd)
{
Common.Instance.WriteLine("Going from PRIMED to ACTIVE for {0}", cl.name);
cl.state = clientState_t.CS_ACTIVE;
// resend all configstrings using the cs commands since these are
// no longer sent when the client is CS_PRIMED
UpdateConfigStrings(cl);
// set up the entity for the client
int clientNum = cl.id;
sharedEntity ent = sv.gentities[clientNum];
ent.s.number = clientNum;
cl.gentity = ent;
cl.deltaMessage = -1;
cl.nextSnapshotTime = (int)time; // generate a snapshot immediately
cl.lastUsercmd = cmd;
Game.Instance.Client_Begin(clientNum);
}
/**
* Called when the player is totally leaving the server, either willingly or
* unwillingly. This is NOT called if the entire server is quiting or
* crashing.
*/
public static void SV_DropClient(client_t drop)
{
// add the disconnect
MSG.WriteByte(drop.netchan.message, Defines.svc_disconnect);
if (drop.state == Defines.cs_spawned)
{
// call the prog function for removing a client
// this will remove the body, among other things
PlayerClient.ClientDisconnect(drop.edict);
}
if (drop.download != null)
{
FS.FreeFile(drop.download);
drop.download = null;
}
drop.state = Defines.cs_zombie; // become free in a few seconds
drop.name = "";
}
public static void AssignGlobalSpawnparams(client_t client)
{
client.spawn_parms[0] = pr_global_struct.parm1;
client.spawn_parms[1] = pr_global_struct.parm2;
client.spawn_parms[2] = pr_global_struct.parm3;
client.spawn_parms[3] = pr_global_struct.parm4;
client.spawn_parms[4] = pr_global_struct.parm5;
client.spawn_parms[5] = pr_global_struct.parm6;
client.spawn_parms[6] = pr_global_struct.parm7;
client.spawn_parms[7] = pr_global_struct.parm8;
client.spawn_parms[8] = pr_global_struct.parm9;
client.spawn_parms[9] = pr_global_struct.parm10;
client.spawn_parms[10] = pr_global_struct.parm11;
client.spawn_parms[11] = pr_global_struct.parm12;
client.spawn_parms[12] = pr_global_struct.parm13;
client.spawn_parms[13] = pr_global_struct.parm14;
client.spawn_parms[14] = pr_global_struct.parm15;
client.spawn_parms[15] = pr_global_struct.parm16;
}
private void AssignGlobalSpawnparams(client_t client)
{
client.spawn_parms[0] = this.Host.Programs.GlobalStruct.parm1;
client.spawn_parms[1] = this.Host.Programs.GlobalStruct.parm2;
client.spawn_parms[2] = this.Host.Programs.GlobalStruct.parm3;
client.spawn_parms[3] = this.Host.Programs.GlobalStruct.parm4;
client.spawn_parms[4] = this.Host.Programs.GlobalStruct.parm5;
client.spawn_parms[5] = this.Host.Programs.GlobalStruct.parm6;
client.spawn_parms[6] = this.Host.Programs.GlobalStruct.parm7;
client.spawn_parms[7] = this.Host.Programs.GlobalStruct.parm8;
client.spawn_parms[8] = this.Host.Programs.GlobalStruct.parm9;
client.spawn_parms[9] = this.Host.Programs.GlobalStruct.parm10;
client.spawn_parms[10] = this.Host.Programs.GlobalStruct.parm11;
client.spawn_parms[11] = this.Host.Programs.GlobalStruct.parm12;
client.spawn_parms[12] = this.Host.Programs.GlobalStruct.parm13;
client.spawn_parms[13] = this.Host.Programs.GlobalStruct.parm14;
client.spawn_parms[14] = this.Host.Programs.GlobalStruct.parm15;
client.spawn_parms[15] = this.Host.Programs.GlobalStruct.parm16;
}
public static void SV_UpdateToReliableMessages()
{
// check for changes to be sent over the reliable streams
for (int i = 0; i < svs.maxclients; i++)
{
host_client = svs.clients[i];
if (host_client.old_frags != host_client.edict.v.frags)
{
for (int j = 0; j < svs.maxclients; j++)
{
client_t client = svs.clients[j];
if (!client.active)
{
continue;
}
client.message.MSG_WriteByte(q_shared.svc_updatefrags);
client.message.MSG_WriteByte(i);
client.message.MSG_WriteShort((int)host_client.edict.v.frags);
}
host_client.old_frags = (int)host_client.edict.v.frags;
}
}
for (int j = 0; j < svs.maxclients; j++)
{
client_t client = svs.clients[j];
if (!client.active)
{
continue;
}
client.message.Write(sv.reliable_datagram.Data, 0, sv.reliable_datagram.Length);
}
sv.reliable_datagram.Clear();
}
/*
* =================
* SV_SendServerCommand
*
* Sends a reliable command string to be interpreted by
* the client game module: "cp", "print", "chat", etc
* A NULL client will broadcast to all clients
* =================
*/
static void SV_SendServerCommand(client_t cl, string fmt, params object[] args)
{
client_t client;
int j;
string message = va(fmt, args);
if (cl != null)
{
SV_AddServerCommand(cl, message);
return;
}
// hack to echo broadcast prints to console
if (com_dedicated.integer && !strncmp(message, "print", 5))
{
Com_Printf("broadcast: %s\n", SV_ExpandNewlines(message));
}
// send the data to all relevent clients
for (j = 0, client = svs.clients; j < sv_maxclients.integer; j++, client++)
{
if (client->state < CS_PRIMED)
{
continue;
}
// Ridah, don't need to send messages to AI
if (client->gentity && client.gentity.r.svFlags & SVF_CASTAI)
{
continue;
}
// done.
SV_AddServerCommand(client, message);
}
}
/*
==================
SV_DirectConnect
A "connect" OOB command has been received
==================
*/
void DirectConnect(IPEndPoint from, string[] tokens)
{
// Check banlist
string userinfo = tokens[1];
string schal = Info.ValueForKey(userinfo, "challenge");
int challenge = int.Parse(schal);
int qport = int.Parse(Info.ValueForKey(userinfo, "qport"));
int i;
// quick reject
for (i = 0; i < clients.Count; i++)
{
client_t cl = clients[i];
if (cl.state == clientState_t.CS_FREE)
continue;
if (IPAddress.Equals(from.Address, cl.netchan.remoteAddress.Address)
&& (qport == cl.netchan.qport || from.Port == cl.netchan.remoteAddress.Port))
{
if ((time - cl.lastConnectTime) < sv_reconnectlimit.Integer * 1000f)
{
Common.Instance.WriteLine("DirConnect: ({0})=>Reconnect rejected : too soon.", from.Address.ToString());
return;
}
break;
}
}
string ip = from.Address.ToString();
Info.SetValueForKey(userinfo, "ip", ip);
// see if the challenge is valid (LAN clients don't need to challenge)
if (!Net.Instance.IsLanAddress(from.Address))
{
for (i = 0; i < challenges.Count; i++)
{
if (IPEndPoint.Equals(from, challenges[i].adr))
{
if (challenge == challenges[i].challenge)
break;
else
Common.Instance.WriteLine("FIXFIX");
}
}
// No challenge found
if (i == challenges.Count)
{
Net.Instance.OutOfBandMessage(Net.NetSource.SERVER, from, "print\nNo or bad challenge for your address\n");
return;
}
// Challenge found
challenge_t chal = challenges[i];
if (chal.wasrefused)
{
// Return silently, so that error messages written by the server keep being displayed.
return;
}
int ping = (int)time - chal.pingTime;
// never reject a LAN client based on ping
if (!Net.Instance.IsLanAddress(from.Address))
{
if (sv_minping.Integer > 0 && ping < sv_minping.Value)
{
Net.Instance.OutOfBandMessage(Net.NetSource.SERVER, from, "print\nServer is for high pings only.\n");
Common.Instance.WriteLine("Client rejected due to low ping");
chal.wasrefused = true;
return;
}
if (sv_maxping.Integer > 0 && ping > sv_maxping.Value)
{
Net.Instance.OutOfBandMessage(Net.NetSource.SERVER, from, "print\nServer is for low pings only.\n");
Common.Instance.WriteLine("Client rejected due to high ping");
chal.wasrefused = true;
return;
}
}
Common.Instance.WriteLine("Client {0} connecting with {0} challenge ping", i, ping);
chal.connected = true;
}
bool gotcl = false;
client_t newCl = new client_t();
// if there is already a slot for this ip, reuse it
for (i = 0; i < clients.Count; i++)
{
client_t cl = clients[i];
if (cl.state == clientState_t.CS_FREE)
continue;
if (IPAddress.Equals(from.Address, cl.netchan.remoteAddress.Address)
&& (qport == cl.netchan.qport || from.Port == cl.netchan.remoteAddress.Port))
{
Common.Instance.WriteLine("{0}:reconnect", from.Address.ToString());
newCl = cl;
gotcl = true;
break;
}
}
if (!gotcl)
{
newCl = null;
// find a client slot
for (i = 0; i < clients.Count; i++)
{
client_t cl = clients[i];
if (cl.state == clientState_t.CS_FREE)
{
newCl = cl;
break;
}
}
if (newCl == null && i < sv_maxclients.Integer)
{
newCl = new client_t();
clients.Add(newCl);
i = clients.Count - 1;
newCl.id = i;
}
if (newCl == null)
{
Net.Instance.OutOfBandMessage(Net.NetSource.SERVER, from, "print\nServer is full\n");
Common.Instance.WriteLine("Rejected a connection");
return;
}
// we got a newcl, so reset the reliableSequence and reliableAcknowledge
newCl.reliableAcknowledge = 0;
newCl.reliableSequence = 0;
}
// build a new connection
// accept the new client
// this is the only place a client_t is ever initialized
if (newCl.id != i)
{
int test = 2;
}
sharedEntity ent = sv.gentities[i];
newCl.gentity = ent;
// save the challenge
newCl.challenge = challenge;
// save the address
newCl.netchan = Net.Instance.NetChan_Setup(Net.NetSource.SERVER, from, qport);
// save the userinfo
newCl.userinfo = userinfo;
// get the game a chance to reject this connection or modify the userinfo
string denied = Game.Instance.Client_Connect(i, true);
if (denied != null)
{
Net.Instance.OutOfBandMessage(Net.NetSource.SERVER, from, string.Format("print\n{0}\n", denied));
Common.Instance.WriteLine("Game rejected a connection: {0}", denied);
return;
}
UserInfoChanged(newCl);
// send the connect packet to the client
Net.Instance.OutOfBandMessage(Net.NetSource.SERVER, from, "connectResponse");
Common.Instance.WriteLine("Going from CS_FREE to CS_CONNECTED for {0}", i);
newCl.state = clientState_t.CS_CONNECTED;
newCl.nextSnapshotTime = (int)time;
newCl.lastPacketTime = time;
newCl.lastConnectTime = (int)time;
// when we receive the first packet from the client, we will
// notice that it is from a different serverid and that the
// gamestate message was not just sent, forcing a retransmit
newCl.gamestateMessageNum = -1;
}
/*
=======================
SV_SendNop
Send a nop message without trashing or sending the accumulated client
message buffer
=======================
*/
static void SV_SendNop(client_t client)
{
common.sizebuf_t msg = new common.sizebuf_t();
byte[] buf = new byte[4];
msg.data = buf;
msg.maxsize = buf.Length;
msg.cursize = 0;
common.MSG_WriteChar (msg, net.svc_nop);
net.NET_SendUnreliableMessage (client.netconnection, msg);
client.last_message = host.realtime;
}
public static void Host_Say(bool teamonly)
{
bool fromServer = false;
if (cmd_source == cmd_source_t.src_command)
{
if (cls.state == cactive_t.ca_dedicated)
{
fromServer = true;
teamonly = false;
}
else
{
Cmd_ForwardToServer();
return;
}
}
if (cmd_argc < 2)
{
return;
}
client_t save = host_client;
string p = cmd_args;
// remove quotes if present
if (p.StartsWith("\""))
{
p = p.Substring(1, p.Length - 2);
}
// turn on color set 1
string text;
if (!fromServer)
{
text = (char)1 + save.name + ": ";
}
else
{
text = (char)1 + "<" + hostname.@string + "> ";
}
text += p + "\n";
for (int j = 0; j < svs.maxclients; j++)
{
client_t client = svs.clients[j];
if (client == null || !client.active || !client.spawned)
{
continue;
}
if (teamplay.value != 0 && teamonly && client.edict.v.team != save.edict.v.team)
{
continue;
}
host_client = client;
SV_ClientPrintf(text);
}
host_client = save;
}
void UpdateUserInfo(client_t cl, string[] tokens)
{
if (tokens.Length < 0)
{
SendServerCommand(cl, "print \"Userinfo not changed: needs argument\"\n");
}
cl.userinfo = tokens[1];
UserInfoChanged(cl);
Game.Instance.ClientUserInfoChanged(cl.id);
}
/*
==================
SV_UserMove
The message usually contains all the movement commands
that were in the last three packets, so that the information
in dropped packets can be recovered.
On very fast clients, there may be multiple usercmd packed into
each of the backup packets.
==================
*/
void UserMove(client_t cl, NetBuffer buf, bool deltaCompressed)
{
if (deltaCompressed)
cl.deltaMessage = cl.messageAcknowledge;
else
cl.deltaMessage = -1;
int cmdCount = buf.ReadByte();
if (cmdCount < 1)
{
Common.Instance.WriteLine("cmdCount < 1");
return;
}
if (cmdCount > 32)
{
Common.Instance.WriteLine("cmdCount > 32");
return;
}
List<Input.UserCommand> cmds = new List<Input.UserCommand>();
Input.UserCommand oldcmd = new Input.UserCommand();
for (int i = 0; i < cmdCount; i++)
{
Input.UserCommand cmd = Input.Instance.MSG_ReadDeltaUsercmdKey(buf, ref oldcmd);
cmds.Add(cmd);
oldcmd = cmd;
}
// save time for ping calculation
cl.frames[cl.messageAcknowledge & 31].messageAcked = (int)time;
// if this is the first usercmd we have received
// this gamestate, put the client into the world
if (cl.state == clientState_t.CS_PRIMED)
{
ClientEnterWorld(cl, cmds[cmds.Count-1]);
// the moves can be processed normaly
}
if (cl.state != clientState_t.CS_ACTIVE)
{
cl.deltaMessage = -1;
return;
}
// usually, the first couple commands will be duplicates
// of ones we have previously received, but the servertimes
// in the commands will cause them to be immediately discarded
for (int i = 0; i < cmdCount; i++)
{
// if this is a cmd from before a map_restart ignore it
if (cmds[i].serverTime > cmds[cmdCount - 1].serverTime)
{
continue;
}
// don't execute if this is an old cmd which is already executed
// these old cmds are included when cl_packetdup > 0
if (cmds[i].serverTime <= cl.lastUsercmd.serverTime)
{
continue;
}
ClientThink(cl, cmds[i]);
}
}
void ExecuteClientCommand(client_t cl, string cmd)
{
string[] tokens = Commands.TokenizeString(cmd);
// see if it is a server level command
Common.Instance.WriteLine("ExecuteClientCommand: {0}", tokens[0]);
switch (tokens[0])
{
case "userinfo":
UpdateUserInfo(cl, tokens);
break;
case "disconnect":
DropClient(cl, "disconnected");
break;
default:
if (sv.state == serverState_t.SS_GAME)
Game.Instance.Client_Command(cl.id, tokens);
break;
}
//string[] ucmds = new string[] {"userinfo", "disconnect", "cp", "vdr", "download", "nextdl", "stopdl", "donedl" };
}
// Called when clients leaves server completely. Not called if server is crashing or quitting, handled in FinalMessage()
private void DropClient(client_t cl, string reason)
{
if (cl.state == clientState_t.CS_ZOMBIE)
return; // already dropped
// see if we already have a challenge for this ip
int i;
IPEndPoint clEndPoint = cl.netchan.remoteAddress;
for (i = 0; i < challenges.Count; i++)
{
if (clEndPoint.Equals(challenges[i]))
break;
}
if (i != challenges.Count)
challenges.RemoveAt(i); // Remove old challenge
// tell everyone why they got dropped
SendServerCommand(null, string.Format("print \"{0} {1}\"\n", cl.name, reason));
// call the prog function for removing a client
// this will remove the body, among other things
Game.Instance.Client_Disconnect(cl.gentity.s.number);
// add the disconnect command
SendServerCommand(cl, string.Format("disconnect \"{0}\"", reason));
// nuke user info
SetUserInfo(cl, "");
cl.state = clientState_t.CS_ZOMBIE; // become free in a few seconds
}
public static void SV_SendServerinfo(client_t client)
{
MsgWriter writer = client.message;
writer.MSG_WriteByte(q_shared.svc_print);
writer.MSG_WriteString(String.Format("{0}\nVERSION {1,4:F2} SERVER ({2} CRC)", (char)2, q_shared.VERSION, pr_crc));
writer.MSG_WriteByte(q_shared.svc_serverinfo);
writer.MSG_WriteLong(q_shared.PROTOCOL_VERSION);
writer.MSG_WriteByte(svs.maxclients);
if (!(coop.value != 0) && deathmatch.value != 0)
{
writer.MSG_WriteByte(q_shared.GAME_DEATHMATCH);
}
else
{
writer.MSG_WriteByte(q_shared.GAME_COOP);
}
string message = GetString(sv.edicts[0].v.message);
writer.MSG_WriteString(message);
for (int i = 1; i < sv.model_precache.Length; i++)
{
string tmp = sv.model_precache[i];
if (String.IsNullOrEmpty(tmp))
{
break;
}
writer.MSG_WriteString(tmp);
}
writer.MSG_WriteByte(0);
for (int i = 1; i < sv.sound_precache.Length; i++)
{
string tmp = sv.sound_precache[i];
if (tmp == null)
{
break;
}
writer.MSG_WriteString(tmp);
}
writer.MSG_WriteByte(0);
// send music
writer.MSG_WriteByte(q_shared.svc_cdtrack);
writer.MSG_WriteByte((int)sv.edicts[0].v.sounds);
writer.MSG_WriteByte((int)sv.edicts[0].v.sounds);
// set view
writer.MSG_WriteByte(q_shared.svc_setview);
writer.MSG_WriteShort(NUM_FOR_EDICT(client.edict));
writer.MSG_WriteByte(q_shared.svc_signonnum);
writer.MSG_WriteByte(1);
client.sendsignon = true;
client.spawned = false; // need prespawn, spawn, etc
}
void WriteSnapshotToClient(client_t cl, NetBuffer msg)
{
// this is the snapshot we are creating
clientSnapshot_t frame = cl.frames[cl.netchan.outgoingSequence & 31];
// try to use a previous frame as the source for delta compressing the snapshot
clientSnapshot_t oldframe = null;
int lastframe;
if (cl.deltaMessage <= 0 || cl.state != clientState_t.CS_ACTIVE)
{
// client is asking for a retransmit
oldframe = null;
lastframe = 0;
}
else if (cl.netchan.outgoingSequence - cl.deltaMessage >= (32 - 3))
{
// client hasn't gotten a good message through in a long time
Common.Instance.WriteLine("{0}: Delta request from out of date packet.", cl.name);
oldframe = null;
lastframe = 0;
}
else
{
// we have a valid snapshot to delta from
oldframe = cl.frames[cl.deltaMessage & 31];
lastframe = cl.netchan.outgoingSequence - cl.deltaMessage;
// the snapshot's entities may still have rolled off the buffer, though
if (oldframe.first_entity <= nextSnapshotEntities - numSnapshotEntities)
{
Common.Instance.WriteLine("{0}: Delta request from out of date entities.", cl.name);
oldframe = null;
lastframe = 0;
}
}
msg.Write((byte)svc_ops_e.svc_snapshot);
// send over the current server time so the client can drift
// its view of time to try to match
if (cl.oldServerTime > 0)
{
// The server has not yet got an acknowledgement of the
// new gamestate from this client, so continue to send it
// a time as if the server has not restarted. Note from
// the client's perspective this time is strictly speaking
// incorrect, but since it'll be busy loading a map at
// the time it doesn't really matter.
msg.Write((int)(sv.time + cl.oldServerTime));
}
else
msg.Write((int)sv.time);
// what we are delta'ing from
msg.Write((byte)lastframe);
int snapFlags = snapFlagServerBit;
if (cl.rateDelayed)
snapFlags |= SNAPFLAG_RATE_DELAYED;
if (cl.state != clientState_t.CS_ACTIVE)
snapFlags |= SNAPFLAG_NOT_ACTIVE;
msg.Write((byte)snapFlags);
// send over the areabits
msg.Write((byte)frame.areabytes);
msg.Write(frame.areabits);
// delta encode the playerstate
if (oldframe != null)
Net.WriteDeltaPlayerstate(msg, oldframe.ps, frame.ps);
else
Net.WriteDeltaPlayerstate(msg, null, frame.ps);
// delta encode the entities
EmitPacketEntities(oldframe, frame, msg);
}
/*
==================
SV_UpdateServerCommandsToClient
(re)send all server commands the client hasn't acknowledged yet
==================
*/
void UpdateServerCommandsToClient(client_t cl, NetBuffer msg)
{
// write any unacknowledged serverCommands
for (int i = cl.reliableAcknowledge+1; i <= cl.reliableSequence; i++)
{
msg.Write((byte)svc_ops_e.svc_serverCommand);
msg.Write(i);
msg.Write(cl.reliableCommands[i & 63]);
}
cl.reliableSent = cl.reliableSequence;
}
void SendMessageToClient(NetBuffer msg, client_t client)
{
// record information about the message
client.frames[client.netchan.outgoingSequence & 31].messageSize = msg.LengthBytes;
client.frames[client.netchan.outgoingSequence & 31].messageSent = (int)time;
client.frames[client.netchan.outgoingSequence & 31].messageAcked = -1;
// send the datagram
NetChan_Transmit(client, msg);
// set nextSnapshotTime based on rate and requested number of updates
int rateMsec = RateMsec(client, msg.LengthBytes);
if (rateMsec < client.snapshotMsec * Common.Instance.timescale.Value)
{
// never send more packets than this, no matter what the rate is at
rateMsec = (int)(client.snapshotMsec * Common.Instance.timescale.Value);
client.rateDelayed = false;
}
else
client.rateDelayed = true;
client.nextSnapshotTime = (int)(time + (float)rateMsec * Common.Instance.timescale.Value);
// don't pile up empty snapshots while connecting
if (client.state != clientState_t.CS_ACTIVE)
{
// a gigantic connection message may have already put the nextSnapshotTime
// more than a second away, so don't shorten it
// do shorten if client is downloading
if (client.nextSnapshotTime < time + (int)(1000 * Common.Instance.timescale.Value))
client.nextSnapshotTime = (int)(time + 1000 * Common.Instance.timescale.Value);
}
}
void SendClientSnapshot(client_t client, int index)
{
// build the snapshot
BuildClientSnapshot(client, index);
NetBuffer msg = new NetBuffer();
// let the client know which reliable clientCommands we have received
msg.Write(client.lastClientCommand);
// (re)send any reliable server commands
UpdateServerCommandsToClient(client, msg);
// send over all the relevant entityState_t
// and the playerState_t
WriteSnapshotToClient(client, msg);
SendMessageToClient(msg, client);
}
/*
================
SV_SendClientGameState
Sends the first message from the server to a connected client.
This will be sent on the initial connection and upon each new map load.
It will be resent if the client acknowledges a later message but has
the wrong gamestate.
================
*/
void SendClientGameState(client_t cl)
{
Common.Instance.WriteLine("SendClientGameState for {0}", cl.name);
Common.Instance.WriteLine("Going from CONNECTED to PRIMED for {0}", cl.name);
cl.state = clientState_t.CS_PRIMED;
cl.pureAuthentic = 0;
cl.gotCP = false;
// when we receive the first packet from the client, we will
// notice that it is from a different serverid and that the
// gamestate message was not just sent, forcing a retransmit
cl.gamestateMessageNum = cl.netchan.outgoingSequence;
NetBuffer msg = new NetBuffer();
// NOTE, MRE: all server->client messages now acknowledge
// let the client know which reliable clientCommands we have received
msg.Write(cl.lastClientCommand);
// send any server commands waiting to be sent first.
// we have to do this cause we send the client->reliableSequence
// with a gamestate and it sets the clc.serverCommandSequence at
// the client side
UpdateServerCommandsToClient(cl, msg);
// send the gamestate
msg.Write((byte)svc_ops_e.svc_gamestate);
msg.Write(cl.reliableSequence);
// write the configstrings
foreach (int i in sv.configstrings.Keys)
{
msg.Write((byte)svc_ops_e.svc_configstring);
msg.Write((short)i);
msg.Write(sv.configstrings[i]);
}
// write the baselines
Common.entityState_t nullstate = new Common.entityState_t();
for (int i = 0; i < 1024; i++)
{
Common.entityState_t bases = sv.svEntities[i].baseline;
if (bases == null || bases.number <= 0)
continue;
msg.Write((byte)svc_ops_e.svc_baseline);
Net.Instance.MSG_WriteDeltaEntity(msg, ref nullstate, ref bases, true);
}
msg.Write((byte)svc_ops_e.svc_EOF);
msg.Write(cl.id);
SendMessageToClient(msg, cl);
}
/// <summary>
/// SV_SendServerinfo
/// Sends the first message from the server to a connected client.
/// This will be sent on the initial connection and upon each server load.
/// </summary>
private void SendServerInfo(client_t client)
{
var writer = client.message;
writer.WriteByte(ProtocolDef.svc_print);
writer.WriteString(string.Format("{0}\nVERSION {1,4:F2} SERVER ({2} CRC)", ( char )2, QDef.VERSION, this.Host.Programs.Crc));
writer.WriteByte(ProtocolDef.svc_serverinfo);
writer.WriteLong(ProtocolDef.PROTOCOL_VERSION);
writer.WriteByte(this.svs.maxclients);
if (!this.Host.Cvars.Coop.Get <bool>() && this.Host.Cvars.Deathmatch.Get <int>() != 0)
{
writer.WriteByte(ProtocolDef.GAME_DEATHMATCH);
}
else
{
writer.WriteByte(ProtocolDef.GAME_COOP);
}
var message = this.Host.Programs.GetString(this.sv.edicts[0].v.message);
writer.WriteString(message);
for (var i = 1; i < this.sv.model_precache.Length; i++)
{
var tmp = this.sv.model_precache[i];
if (string.IsNullOrEmpty(tmp))
{
break;
}
writer.WriteString(tmp);
}
writer.WriteByte(0);
for (var i = 1; i < this.sv.sound_precache.Length; i++)
{
var tmp = this.sv.sound_precache[i];
if (tmp == null)
{
break;
}
writer.WriteString(tmp);
}
writer.WriteByte(0);
// send music
writer.WriteByte(ProtocolDef.svc_cdtrack);
writer.WriteByte(( int )this.sv.edicts[0].v.sounds);
writer.WriteByte(( int )this.sv.edicts[0].v.sounds);
// set view
writer.WriteByte(ProtocolDef.svc_setview);
writer.WriteShort(this.NumForEdict(client.edict));
writer.WriteByte(ProtocolDef.svc_signonnum);
writer.WriteByte(1);
client.sendsignon = true;
client.spawned = false; // need prespawn, spawn, etc
}
void NetChan_Transmit(client_t cl, NetBuffer msg)
{
msg.Write((byte)svc_ops_e.svc_EOF);
Net.Instance.NetChan_Transmit(cl.netchan, msg);
}
public void SendServerCommand(client_t cl, string fmt)
{
// Fix to http://aluigi.altervista.org/adv/q3msgboom-adv.txt
// The actual cause of the bug is probably further downstream
// and should maybe be addressed later, but this certainly
// fixes the problem for now
if (fmt.Length > 1022)
{
Common.Instance.WriteLine("SendServerCommand: too long :(");
return;
}
if (cl != null)
{
AddServerCommand(cl, fmt);
return;
}
// send the data to all relevent clients
foreach (client_t client in clients)
{
AddServerCommand(client, fmt);
}
}
//public bool GetEntityToken(ref string result)
//{
// string s = Common.Parse(sv.entityParseString, sv.entityParsePoint);
// result = s;
// if (sv.entityParsePoint >= sv.entityParseString.Length)
// return false;
// else
// return true;
//}
void UserInfoChanged(client_t cl)
{
cl.name = Info.ValueForKey(cl.userinfo, "name");
string val;
// rate command
// if the client is on the same subnet as the server and we aren't running an
// internet public server, assume they don't need a rate choke
if (Net.Instance.IsLanAddress(cl.netchan.remoteAddress.Address))
{
cl.rate = 99999;
}
else
{
cl.rate = 25000;
val = Info.ValueForKey(cl.userinfo, "rate");
if (val != null)
{
int i;
if (int.TryParse(val, out i))
{
cl.rate = i;
if (cl.rate < 1000)
cl.rate = 1000;
else if (cl.rate > 90000)
cl.rate = 90000;
}
else
cl.rate = 25000;
}
}
val = Info.ValueForKey(cl.userinfo, "handicap");
if (val != null && val.Length > 0)
{
int handi;
if (int.TryParse(val, out handi) && handi <= 0 && handi > 100)
cl.userinfo = Info.SetValueForKey(cl.userinfo, "handicap", "100");
}
// snaps command
val = Info.ValueForKey(cl.userinfo, "cl_updaterate");
if (val != null && val.Length > 0)
{
int i = 1;
int.TryParse(val, out i);
if (i < 1)
i = 1;
else if (i > sv_fps.Integer)
i = sv_fps.Integer;
cl.snapshotMsec = (int)(1000f / i);
}
else
{
cl.snapshotMsec = 50;
}
}
public static void Host_Spawn_f()
{
if (cmd_source == cmd_source_t.src_command)
{
Con_Printf("spawn is not valid from the console\n");
return;
}
if (host_client.spawned)
{
Con_Printf("Spawn not valid -- allready spawned\n");
return;
}
edict_t ent;
// run the entrance script
if (sv.loadgame)
{
// loaded games are fully inited allready
// if this is the last client to be connected, unpause
sv.paused = false;
}
else
{
// set up the edict
ent = host_client.edict;
ent.Clear(); //memset(&ent.v, 0, progs.entityfields * 4);
ent.v.colormap = NUM_FOR_EDICT(ent);
ent.v.team = (host_client.colors & 15) + 1;
ent.v.netname = ED_NewString(host_client.name);
// copy spawn parms out of the client_t
pr_global_struct.SetParams(host_client.spawn_parms);
// call the spawn function
pr_global_struct.time = (float)sv.time;
pr_global_struct.self = EDICT_TO_PROG(sv_player);
PR_ExecuteProgram(pr_global_struct.ClientConnect);
if ((Sys_FloatTime() - host_client.netconnection.connecttime) <= sv.time)
{
Con_DPrintf("{0} entered the game\n", host_client.name);
}
PR_ExecuteProgram(pr_global_struct.PutClientInServer);
}
// send all current names, colors, and frag counts
MsgWriter msg = host_client.message;
msg.Clear();
// send time of update
msg.MSG_WriteByte(q_shared.svc_time);
msg.MSG_WriteFloat((float)sv.time);
for (int i = 0; i < svs.maxclients; i++)
{
client_t client = svs.clients[i];
msg.MSG_WriteByte(q_shared.svc_updatename);
msg.MSG_WriteByte(i);
msg.MSG_WriteString(client.name);
msg.MSG_WriteByte(q_shared.svc_updatefrags);
msg.MSG_WriteByte(i);
msg.MSG_WriteShort(client.old_frags);
msg.MSG_WriteByte(q_shared.svc_updatecolors);
msg.MSG_WriteByte(i);
msg.MSG_WriteByte(client.colors);
}
// send all current light styles
for (int i = 0; i < q_shared.MAX_LIGHTSTYLES; i++)
{
msg.MSG_WriteByte(q_shared.svc_lightstyle);
msg.MSG_WriteByte((char)i);
msg.MSG_WriteString(sv.lightstyles[i]);
}
//
// send some stats
//
msg.MSG_WriteByte(q_shared.svc_updatestat);
msg.MSG_WriteByte(q_shared.STAT_TOTALSECRETS);
msg.MSG_WriteLong((int)pr_global_struct.total_secrets);
msg.MSG_WriteByte(q_shared.svc_updatestat);
msg.MSG_WriteByte(q_shared.STAT_TOTALMONSTERS);
msg.MSG_WriteLong((int)pr_global_struct.total_monsters);
msg.MSG_WriteByte(q_shared.svc_updatestat);
msg.MSG_WriteByte(q_shared.STAT_SECRETS);
msg.MSG_WriteLong((int)pr_global_struct.found_secrets);
msg.MSG_WriteByte(q_shared.svc_updatestat);
msg.MSG_WriteByte(q_shared.STAT_MONSTERS);
msg.MSG_WriteLong((int)pr_global_struct.killed_monsters);
//
// send a fixangle
// Never send a roll angle, because savegames can catch the server
// in a state where it is expecting the client to correct the angle
// and it won't happen if the game was just loaded, so you wind up
// with a permanent head tilt
ent = EDICT_NUM(1 + ClientNum);
msg.MSG_WriteByte(q_shared.svc_setangle);
msg.MSG_WriteAngle(ent.v.angles.x);
msg.MSG_WriteAngle(ent.v.angles.y);
msg.MSG_WriteAngle(0);
SV_WriteClientdataToMessage(sv_player, host_client.message);
msg.MSG_WriteByte(q_shared.svc_signonnum);
msg.MSG_WriteByte(3);
host_client.sendsignon = true;
}
/*
=======================
SV_SendNop
Send a nop message without trashing or sending the accumulated client
message buffer
=======================
*/
static void SV_SendNop(client_t client)
{
common.sizebuf_t msg = new common.sizebuf_t();
Uint8Array buf = new Uint8Array(4);
msg.data = buf;
msg.maxsize = buf.Length;
msg.cursize = 0;
common.MSG_WriteChar (msg, net.svc_nop);
if (net.NET_SendUnreliableMessage(client.netconnection, msg) == -1)
host.SV_DropClient(true); // if the message couldn't send, kick off
client.last_message = host.realtime;
}
/*
===============
SV_SendConfigstring
Creates and sends the server command necessary to update the CS index for the
given client
===============
*/
void SendConfigString(client_t client, int index)
{
SendServerCommand(client, string.Format("cs {0} \"{1}\"\n", index, sv.configstrings[index]));
}
public static void Host_Kick_f()
{
if (cmd_source == cmd_source_t.src_command)
{
if (!sv.active)
{
Cmd_ForwardToServer();
return;
}
}
else if (pr_global_struct.deathmatch != 0 && !host_client.privileged)
{
return;
}
client_t save = host_client;
bool byNumber = false;
int i;
if (cmd_argc > 2 && Cmd_Argv(1) == "#")
{
i = (int)atof(Cmd_Argv(2)) - 1;
if (i < 0 || i >= svs.maxclients)
{
return;
}
if (!svs.clients[i].active)
{
return;
}
host_client = svs.clients[i];
byNumber = true;
}
else
{
for (i = 0; i < svs.maxclients; i++)
{
host_client = svs.clients[i];
if (!host_client.active)
{
continue;
}
if (SameText(host_client.name, Cmd_Argv(1)))
{
break;
}
}
}
if (i < svs.maxclients)
{
string who;
if (cmd_source == cmd_source_t.src_command)
{
if (cls.state == cactive_t.ca_dedicated)
{
who = "Console";
}
else
{
who = cl_name.@string;
}
}
else
{
who = save.name;
}
// can't kick yourself!
if (host_client == save)
{
return;
}
string message = null;
if (cmd_argc > 2)
{
message = COM_Parse(cmd_args);
if (byNumber)
{
message = message.Substring(1); // skip the #
message = message.Trim(); // skip white space
message = message.Substring(Cmd_Argv(2).Length); // skip the number
}
message = message.Trim();
}
if (!String.IsNullOrEmpty(message))
{
SV_ClientPrintf("Kicked by {0}: {1}\n", who, message);
}
else
{
SV_ClientPrintf("Kicked by {0}\n", who);
}
SV_DropClient(false);
}
host_client = save;
}
/*
=======================
SV_SendClientDatagram
=======================
*/
static bool SV_SendClientDatagram(client_t client)
{
byte[] buf = new byte[quakedef.MAX_DATAGRAM];
common.sizebuf_t msg = new common.sizebuf_t();
msg.data = buf;
msg.maxsize = buf.Length;
msg.cursize = 0;
common.MSG_WriteByte (msg, net.svc_time);
common.MSG_WriteFloat (msg, sv.time);
// add the client specific data to the datagram
SV_WriteClientdataToMessage(client.edict, msg);
SV_WriteEntitiesToClient(client.edict, msg);
// copy the server datagram if there is space
if (msg.cursize + sv.datagram.cursize < msg.maxsize)
common.SZ_Write(msg, sv.datagram.data, sv.datagram.cursize);
// send the datagram
if (net.NET_SendUnreliableMessage (client.netconnection, msg) == -1)
{
return false;
}
return true;
}
public static void Host_Status_f()
{
bool flag = true;
if (cmd_source == cmd_source_t.src_command)
{
if (!sv.active)
{
Cmd_ForwardToServer();
return;
}
}
else
{
flag = false;
}
StringBuilder sb = new StringBuilder(256);
sb.Append(String.Format("host: {0}\n", Cvar.Cvar_VariableString("hostname")));
sb.Append(String.Format("version: {0:F2}\n", q_shared.VERSION));
if (NetTcpIp.Instance.IsInitialized)
{
sb.Append("tcp/ip: ");
sb.Append(my_tcpip_address);
sb.Append('\n');
}
sb.Append("map: ");
sb.Append(sv.name);
sb.Append('\n');
sb.Append(String.Format("players: {0} active ({1} max)\n\n", net_activeconnections, svs.maxclients));
for (int j = 0; j < svs.maxclients; j++)
{
client_t client = svs.clients[j];
if (!client.active)
{
continue;
}
int seconds = (int)(net_time - client.netconnection.connecttime);
int hours, minutes = seconds / 60;
if (minutes > 0)
{
seconds -= (minutes * 60);
hours = minutes / 60;
if (hours > 0)
{
minutes -= (hours * 60);
}
}
else
{
hours = 0;
}
sb.Append(String.Format("#{0,-2} {1,-16} {2} {2}:{4,2}:{5,2}",
j + 1, client.name, (int)client.edict.v.frags, hours, minutes, seconds));
sb.Append(" ");
sb.Append(client.netconnection.address);
sb.Append('\n');
}
if (flag)
{
Con_Printf(sb.ToString());
}
else
{
SV_ClientPrintf(sb.ToString());
}
}
private void AddServerCommand(client_t client, string cmd)
{
// do not send commands until the gamestate has been sent
if (client.state < clientState_t.CS_PRIMED)
{
return;
}
client.reliableSequence++;
// if we would be losing an old command that hasn't been acknowledged,
// we must drop the connection
// we check == instead of >= so a broadcast print added by SV_DropClient()
// doesn't cause a recursive drop client
if (client.reliableSequence - client.reliableAcknowledge == 64 + 1)
{
Common.Instance.WriteLine("======== pending server commands =========");
int i;
for (i = client.reliableAcknowledge+1; i <= client.reliableSequence; i++)
{
Common.Instance.WriteLine("cmd {0}: {1}", i, client.reliableCommands[i & 63]);
}
Common.Instance.WriteLine("cmd {0}: {1}", i, cmd);
DropClient(client, "Server command overflow");
return;
}
int index = client.reliableSequence & 63;
client.reliableCommands[index] = cmd;
}
private void SetUserInfo(client_t cl, string p)
{
if (cl == null || p == null)
return;
foreach (client_t client in clients)
{
if (client.Equals(cl))
{
client.userinfo = p;
client.name = Info.ValueForKey(p, "name");
break;
}
}
}
/*
=============================================================================
EVENT MESSAGES
=============================================================================
*/
/*
==============================================================================
CLIENT SPAWNING
==============================================================================
*/
/*
================
SV_SendServerinfo
Sends the first message from the server to a connected client.
This will be sent on the initial connection and upon each server load.
================
*/
static void SV_SendServerinfo(client_t client)
{
int i;
string s;
string message;
common.MSG_WriteByte (client.message, net.svc_print);
message = "\u0002\nVERSION " + quakedef.VERSION + " SERVER (" + prog.pr_crc + " CRC)";
common.MSG_WriteString(client.message, message);
common.MSG_WriteByte(client.message, net.svc_serverinfo);
common.MSG_WriteLong(client.message, net.PROTOCOL_VERSION);
common.MSG_WriteByte(client.message, svs.maxclients);
if (host.coop.value == 0 && host.deathmatch.value != 0)
common.MSG_WriteByte(client.message, net.GAME_DEATHMATCH);
else
common.MSG_WriteByte(client.message, net.GAME_COOP);
//sprintf(message, pr_strings + sv.edicts->v.message);
message = prog.pr_string(sv.edicts[0].v.message);
common.MSG_WriteString(client.message, message);
for (i = 1, s = sv.model_precache[i]; s != null; i++)
{
s = sv.model_precache[i];
common.MSG_WriteString(client.message, s);
}
common.MSG_WriteByte(client.message, 0);
for (i = 1, s = sv.sound_precache[i]; s != null; i++)
{
s = sv.sound_precache[i];
common.MSG_WriteString(client.message, s);
}
common.MSG_WriteByte(client.message, 0);
// send music
common.MSG_WriteByte(client.message, net.svc_cdtrack);
common.MSG_WriteByte(client.message, (int)sv.edicts[0].v.sounds);
common.MSG_WriteByte(client.message, (int)sv.edicts[0].v.sounds);
// set view
common.MSG_WriteByte (client.message, net.svc_setview);
common.MSG_WriteShort (client.message, prog.NUM_FOR_EDICT(client.edict));
common.MSG_WriteByte(client.message, net.svc_signonnum);
common.MSG_WriteByte(client.message, 1);
client.sendsignon = true;
client.spawned = false; // need prespawn, spawn, etc
}
/*
=============
SV_BuildClientSnapshot
Decides which entities are going to be visible to the client, and
copies off the playerstate and areabits.
This properly handles multiple recursive portals, but the render
currently doesn't.
For viewing through other player's eyes, clent can be something other than client->gentity
=============
*/
void BuildClientSnapshot(client_t client, int index)
{
List<int> snapshotEntityNumbers = new List<int>();
// bump the counter used to prevent double adding
sv.snapshotCounter++;
// this is the frame we are creating
clientSnapshot_t frame = client.frames[client.netchan.outgoingSequence & 31];
// clear everything in this snapshot
frame.num_entities = 0;
frame.areabits = new byte[32];
sharedEntity clent = client.gentity;
if (clent == null || client.state == clientState_t.CS_ZOMBIE)
{
return;
}
// grab the current playerState_t
Common.PlayerState ps = GameClientNum(index);
//frame.ps = ps;
frame.ps = ps.Clone();
// never send client's own entity, because it can
// be regenerated from the playerstate
int clientnum = frame.ps.clientNum;
if (clientnum < 0 || clientnum >= 1024)
{
Common.Instance.Error("bad gEnt");
}
svEntity_t svEnt = sv.svEntities[clientnum];
svEnt.snapshotCounter = sv.snapshotCounter;
// find the client's viewpoint
Vector3 org = ps.origin;
org[2] += ps.viewheight;
// add all the entities directly visible to the eye, which
// may include portal entities that merge other viewpoints
AddEntitiesVisibleFromPoint(org, ref frame, snapshotEntityNumbers, false);
// if there were portals visible, there may be out of order entities
// in the list which will need to be resorted for the delta compression
// to work correctly. This also catches the error condition
// of an entity being included twice.
snapshotEntityNumbers.Sort((a, b) => { return a.CompareTo(b); });
// now that all viewpoint's areabits have been OR'd together, invert
// all of them to make it a mask vector, which is what the renderer wants
for (int i = 0; i < 8; i++)
{
frame.areabits[i] = (byte)(frame.areabits[i] ^ -1);
}
// copy the entity states out
frame.num_entities = 0;
frame.first_entity = nextSnapshotEntities;
for (int i = 0; i < snapshotEntityNumbers.Count; i++)
{
sharedEntity ent = sv.gentities[snapshotEntityNumbers[i]];
snapshotEntities[nextSnapshotEntities++ % numSnapshotEntities] = new Common.entityState_t() { angles = ent.s.angles, angles2 = ent.s.angles2, apos = ent.s.apos, clientNum = ent.s.clientNum, eFlags = ent.s.eFlags, eType = ent.s.eType
, frame = ent.s.frame, groundEntityNum = ent.s.groundEntityNum, number = ent.s.number, pos = ent.s.pos, solid = ent.s.solid, origin = ent.s.origin, otherEntityNum = ent.s.otherEntityNum, time = ent.s.time, modelindex = ent.s.modelindex};
//Common.Instance.WriteLine("Sending ent {0} to client {1}", snapshotEntityNumbers[i], index);
frame.num_entities++;
}
}
/*
===============
SV_UpdateConfigstrings
Called when a client goes from CS_PRIMED to CS_ACTIVE. Updates all
Configstring indexes that have changed while the client was in CS_PRIMED
===============
*/
void UpdateConfigStrings(client_t cl)
{
for (int i = 0; i < cl.csUpdated.Length; i++)
{
// if the CS hasn't changed since we went to CS_PRIMED, ignore
if (!cl.csUpdated[i])
continue;
// do not always send server info to all clients
if (i == (int)ConfigString.CS_SERVERINFO && cl.gentity != null
&& (cl.gentity.r.svFlags & Common.svFlags.NOSERVERINFO) == Common.svFlags.NOSERVERINFO)
{
continue;
}
SendConfigString(cl, i);
cl.csUpdated[i] = false;
}
}
/*
====================
SV_RateMsec
Return the number of msec a given size message is supposed
to take to clear, based on the current rate
====================
*/
int RateMsec(client_t client, int msgSize)
{
int headerSize = 48;
//// individual messages will never be larger than fragment size
//if (msgSize > 1500)
// msgSize = 1500;
int rate = client.rate; // FIX: variable rate
int rateMsec = (int)((msgSize + headerSize) * 1000 / rate * Common.Instance.timescale.Value);
return rateMsec;
}
void ExecuteClientMessage(client_t cl, NetBuffer buf)
{
int serverId = buf.ReadInt32();
cl.messageAcknowledge = buf.ReadInt32();
if (cl.messageAcknowledge < 0)
{
// usually only hackers create messages like this
// it is more annoying for them to let them hanging
DropClient(cl, "Illegible client message");
return;
}
cl.reliableAcknowledge = buf.ReadInt32();
// NOTE: when the client message is fux0red the acknowledgement numbers
// can be out of range, this could cause the server to send thousands of server
// commands which the server thinks are not yet acknowledged in SV_UpdateServerCommandsToClient
if (cl.reliableAcknowledge < cl.reliableSequence - 64)
{
DropClient(cl, "Illegible client message");
cl.reliableAcknowledge = cl.reliableSequence;
return;
}
// if this is a usercmd from a previous gamestate,
// ignore it or retransmit the current gamestate
//
if (serverId != sv.serverId && !cl.lastClientCommandString.Equals("nextdl"))
{
if (serverId >= sv.restartedServerId && serverId < sv.serverId)
{
// they just haven't caught the map_restart yet
Common.Instance.WriteLine("{0} : ignoring pre map_restart / outdated client message", cl.name);
return;
}
// if we can tell that the client has dropped the last
// gamestate we sent them, resend it
if (cl.messageAcknowledge > cl.gamestateMessageNum)
{
Common.Instance.WriteLine("{0} : dropped gamestate, resending", cl.name);
SendClientGameState(cl);
}
return;
}
// this client has acknowledged the new gamestate so it's
// safe to start sending it the real time again
if (cl.oldServerTime > 0 && serverId == sv.serverId)
{
Common.Instance.WriteLine("{0} acknowledged gamestate", cl.name);
cl.oldServerTime = 0;
}
// read optional clientCommand strings
int c;
do
{
c = buf.ReadByte();
if (c == (int)clc_ops_e.clc_EOF)
break;
if (c != (int)clc_ops_e.clc_clientCommand)
break;
if (!ClientCommand(cl, buf))
break; // we couldn't execute it because of the flood protection
if (cl.state == clientState_t.CS_ZOMBIE)
return; // disconnect command
} while (true);
// read the usercmd_t
if (c == (int)clc_ops_e.clc_move)
{
UserMove(cl, buf, true);
}
else if (c == (int)clc_ops_e.clc_moveNoDelta)
{
UserMove(cl, buf, false);
}
else if (c != (int)clc_ops_e.clc_EOF)
{
Common.Instance.WriteLine("WARNING: bad command byte for client {0}", cl.name);
}
}