#define DPMASTER_PORT 27950
// note this defaults on for dedicated servers, off for listen servers
-cvar_t sv_public = {0, "sv_public", "0", "advertises this server on the master server (so that players can find it in the server browser)"};
+cvar_t sv_public = {0, "sv_public", "0", "1: advertises this server on the master server (so that players can find it in the server browser); 0: allow direct queries only; -1: do not respond to direct queries; -2: do not allow anyone to connect"};
static cvar_t sv_heartbeatperiod = {CVAR_SAVE, "sv_heartbeatperiod", "120", "how often to send heartbeat in seconds (only used if sv_public is 1)"};
static cvar_t sv_masters [] =
{CVAR_SAVE, "sv_master4", "", "user-chosen master server 4"},
{0, "sv_masterextra1", "ghdigital.com", "default master server 1 (admin: LordHavoc)"}, // admin: LordHavoc
{0, "sv_masterextra2", "dpmaster.deathmask.net", "default master server 2 (admin: Willis)"}, // admin: Willis
- {0, "sv_masterextra3", "12.166.196.192", "default master server 3 (admin: Venim)"}, // admin: Venim
- {0, "sv_masterextra4", "excalibur.nvg.ntnu.no", "default master server 4 (admin: tChr)"}, // admin: tChr
+ {0, "sv_masterextra3", "excalibur.nvg.ntnu.no", "default master server 3 (admin: tChr)"}, // admin: tChr
{0, NULL, NULL, NULL}
};
static unsigned char net_message_buf[NET_MAXMESSAGE];
cvar_t net_messagetimeout = {0, "net_messagetimeout","300", "drops players who have not sent any packets for this many seconds"};
-cvar_t net_messagerejointimeout = {0, "net_messagerejointimeout","10", "give a player this much time in seconds to rejoin and continue playing (not losing frags and such)"};
cvar_t net_connecttimeout = {0, "net_connecttimeout","10", "after requesting a connection, the client must reply within this many seconds or be dropped (cuts down on connect floods)"};
+cvar_t net_connectfloodblockingtimeout = {0, "net_connectfloodblockingtimeout", "5", "when a connection packet is received, it will block all future connect packets from that IP address for this many seconds (cuts down on connect floods)"};
cvar_t hostname = {CVAR_SAVE, "hostname", "UNNAMED", "server message to show in server browser"};
cvar_t developer_networking = {0, "developer_networking", "0", "prints all received and sent packets (recommended only for debugging)"};
cvar_t cl_netlocalping = {0, "cl_netlocalping","0", "lags local loopback connection by this much ping time (useful to play more fairly on your own server with people with higher pings)"};
-static cvar_t cl_netpacketloss = {0, "cl_netpacketloss","0", "drops this percentage of packets (incoming and outgoing), useful for testing network protocol robustness (effects failing to start, sounds failing to play, etc)"};
+static cvar_t cl_netpacketloss_send = {0, "cl_netpacketloss_send","0", "drops this percentage of outgoing packets, useful for testing network protocol robustness (jerky movement, prediction errors, etc)"};
+static cvar_t cl_netpacketloss_receive = {0, "cl_netpacketloss_receive","0", "drops this percentage of incoming packets, useful for testing network protocol robustness (jerky movement, effects failing to start, sounds failing to play, etc)"};
static cvar_t net_slist_queriespersecond = {0, "net_slist_queriespersecond", "20", "how many server information requests to send per second"};
static cvar_t net_slist_queriesperframe = {0, "net_slist_queriesperframe", "4", "maximum number of server information requests to send each rendered frame (guards against low framerates causing problems)"};
static cvar_t net_slist_timeout = {0, "net_slist_timeout", "4", "how long to listen for a server information response before giving up"};
cvar_t net_address = {0, "net_address", "0.0.0.0", "network address to open ports on"};
//cvar_t net_netaddress_ipv6 = {0, "net_address_ipv6", "[0:0:0:0:0:0:0:0]", "network address to open ipv6 ports on"};
+char net_extresponse[NET_EXTRESPONSE_MAX][1400];
+int net_extresponse_count = 0;
+int net_extresponse_last = 0;
+
// ServerList interface
serverlist_mask_t serverlist_andmasks[SERVERLIST_ANDMASKCOUNT];
serverlist_mask_t serverlist_ormasks[SERVERLIST_ORMASKCOUNT];
case SLIF_NUMPLAYERS:
result = A->info.numplayers - B->info.numplayers;
break;
+ case SLIF_NUMBOTS:
+ result = A->info.numbots - B->info.numbots;
+ break;
+ case SLIF_NUMHUMANS:
+ result = A->info.numhumans - B->info.numhumans;
+ break;
+ case SLIF_FREESLOTS:
+ result = A->info.freeslots - B->info.freeslots;
+ break;
case SLIF_PROTOCOL:
result = A->info.protocol - B->info.protocol;
break;
return false;
if( !_ServerList_CompareInt( info->numplayers, mask->tests[SLIF_NUMPLAYERS], mask->info.numplayers ) )
return false;
+ if( !_ServerList_CompareInt( info->numbots, mask->tests[SLIF_NUMBOTS], mask->info.numbots ) )
+ return false;
+ if( !_ServerList_CompareInt( info->numhumans, mask->tests[SLIF_NUMHUMANS], mask->info.numhumans ) )
+ return false;
+ if( !_ServerList_CompareInt( info->freeslots, mask->tests[SLIF_FREESLOTS], mask->info.freeslots ) )
+ return false;
if( !_ServerList_CompareInt( info->protocol, mask->tests[SLIF_PROTOCOL], mask->info.protocol ))
return false;
if( *mask->info.cname
void ServerList_ResetMasks(void)
{
+ int i;
+
memset( &serverlist_andmasks, 0, sizeof( serverlist_andmasks ) );
memset( &serverlist_ormasks, 0, sizeof( serverlist_ormasks ) );
+ // numbots needs to be compared to -1 to always succeed
+ for(i = 0; i < SERVERLIST_ANDMASKCOUNT; ++i)
+ serverlist_andmasks[i].info.numbots = -1;
+ for(i = 0; i < SERVERLIST_ORMASKCOUNT; ++i)
+ serverlist_ormasks[i].info.numbots = -1;
}
#if 0
void ServerList_QueryList(qboolean querydp, qboolean queryqw)
{
- //masterquerytime = realtime;
- masterquerytime = Sys_DoubleTime();
+ masterquerytime = realtime;
masterquerycount = 0;
masterreplycount = 0;
serverquerycount = 0;
int i;
if (length == 0)
return 0;
- if (cl_netpacketloss.integer)
+ if (cl_netpacketloss_receive.integer)
for (i = 0;i < cl_numsockets;i++)
- if (cl_sockets[i] == mysocket && (rand() % 100) < cl_netpacketloss.integer)
+ if (cl_sockets[i] == mysocket && (rand() % 100) < cl_netpacketloss_receive.integer)
return 0;
if (developer_networking.integer)
{
{
int ret;
int i;
- if (cl_netpacketloss.integer)
+ if (cl_netpacketloss_send.integer)
for (i = 0;i < cl_numsockets;i++)
- if (cl_sockets[i] == mysocket && (rand() % 100) < cl_netpacketloss.integer)
+ if (cl_sockets[i] == mysocket && (rand() % 100) < cl_netpacketloss_send.integer)
return length;
ret = LHNET_Write(mysocket, data, length, peeraddress);
if (developer_networking.integer)
return NetConn_Write(mysocket, string, (int)strlen(string), peeraddress);
}
-int NetConn_SendUnreliableMessage(netconn_t *conn, sizebuf_t *data, protocolversion_t protocol)
+qboolean NetConn_CanSend(netconn_t *conn)
+{
+ conn->outgoing_packetcounter = (conn->outgoing_packetcounter + 1) % NETGRAPH_PACKETS;
+ conn->outgoing_unreliablesize[conn->outgoing_packetcounter] = NETGRAPH_NOPACKET;
+ conn->outgoing_reliablesize[conn->outgoing_packetcounter] = NETGRAPH_NOPACKET;
+ conn->outgoing_acksize[conn->outgoing_packetcounter] = NETGRAPH_NOPACKET;
+ if (realtime > conn->cleartime)
+ return true;
+ else
+ {
+ conn->outgoing_unreliablesize[conn->outgoing_packetcounter] = NETGRAPH_CHOKEDPACKET;
+ return false;
+ }
+}
+
+int NetConn_SendUnreliableMessage(netconn_t *conn, sizebuf_t *data, protocolversion_t protocol, int rate, qboolean quakesignon_suppressreliables)
{
+ int totallen = 0;
+
+ // if this packet was supposedly choked, but we find ourselves sending one
+ // anyway, make sure the size counting starts at zero
+ // (this mostly happens on level changes and disconnects and such)
+ if (conn->outgoing_unreliablesize[conn->outgoing_packetcounter] == NETGRAPH_CHOKEDPACKET)
+ conn->outgoing_unreliablesize[conn->outgoing_packetcounter] = NETGRAPH_NOPACKET;
+
if (protocol == PROTOCOL_QUAKEWORLD)
{
int packetLen;
Con_Printf ("NetConn_SendUnreliableMessage: reliable message too big %u\n", data->cursize);
return -1;
}
+
+ conn->outgoing_unreliablesize[conn->outgoing_packetcounter] += packetLen;
+
// add the reliable message if there is one
if (sendreliable)
{
+ conn->outgoing_reliablesize[conn->outgoing_packetcounter] += conn->sendMessageLength;
memcpy(sendbuffer + packetLen, conn->sendMessage, conn->sendMessageLength);
packetLen += conn->sendMessageLength;
conn->qw.last_reliable_sequence = conn->qw.outgoing_sequence;
}
+
// add the unreliable message if possible
if (packetLen + data->cursize <= 1400)
{
+ conn->outgoing_unreliablesize[conn->outgoing_packetcounter] += data->cursize;
memcpy(sendbuffer + packetLen, data->data, data->cursize);
packetLen += data->cursize;
}
packetsSent++;
unreliableMessagesSent++;
- // delay later packets to obey rate limit
- conn->qw.cleartime = max(conn->qw.cleartime, realtime) + packetLen * conn->qw.rate;
-
- return 0;
+ totallen += packetLen + 28;
}
else
{
header[1] = BigLong(conn->nq.sendSequence - 1);
memcpy(sendbuffer + NET_HEADERSIZE, conn->sendMessage, dataLen);
+ conn->outgoing_reliablesize[conn->outgoing_packetcounter] += packetLen;
+
if (NetConn_Write(conn->mysocket, (void *)&sendbuffer, packetLen, &conn->peeraddress) == (int)packetLen)
{
conn->lastSendTime = realtime;
packetsReSent++;
}
+
+ totallen += packetLen + 28;
}
// if we have a new reliable message to send, do so
- if (!conn->sendMessageLength && conn->message.cursize)
+ if (!conn->sendMessageLength && conn->message.cursize && !quakesignon_suppressreliables)
{
if (conn->message.cursize > (int)sizeof(conn->sendMessage))
{
- Con_Printf("NetConn_SendUnreliableMessage: reliable message too big (%u > %u)\n", conn->message.cursize, sizeof(conn->sendMessage));
+ Con_Printf("NetConn_SendUnreliableMessage: reliable message too big (%u > %u)\n", conn->message.cursize, (int)sizeof(conn->sendMessage));
conn->message.overflowed = true;
return -1;
}
conn->nq.sendSequence++;
+ conn->outgoing_reliablesize[conn->outgoing_packetcounter] += packetLen;
+
NetConn_Write(conn->mysocket, (void *)&sendbuffer, packetLen, &conn->peeraddress);
conn->lastSendTime = realtime;
packetsSent++;
reliableMessagesSent++;
+
+ totallen += packetLen + 28;
}
// if we have an unreliable message to send, do so
conn->nq.unreliableSendSequence++;
+ conn->outgoing_unreliablesize[conn->outgoing_packetcounter] += packetLen;
+
NetConn_Write(conn->mysocket, (void *)&sendbuffer, packetLen, &conn->peeraddress);
packetsSent++;
unreliableMessagesSent++;
+
+ totallen += packetLen + 28;
}
- return 0;
}
+
+ // delay later packets to obey rate limit
+ if (conn->cleartime < realtime - 0.1)
+ conn->cleartime = realtime - 0.1;
+ conn->cleartime = conn->cleartime + (double)totallen / (double)rate;
+ if (conn->cleartime < realtime)
+ conn->cleartime = realtime;
+
+ return 0;
+}
+
+qboolean NetConn_HaveClientPorts(void)
+{
+ return !!cl_numsockets;
+}
+
+qboolean NetConn_HaveServerPorts(void)
+{
+ return !!sv_numsockets;
}
void NetConn_CloseClientPorts(void)
return conn;
}
+void NetConn_ClearConnectFlood(lhnetaddress_t *peeraddress);
void NetConn_Close(netconn_t *conn)
{
netconn_t *c;
// remove connection from list
+
+ // allow the client to reconnect immediately
+ NetConn_ClearConnectFlood(&(conn->peeraddress));
+
if (conn == netconn_list)
netconn_list = conn->next;
else
}
}
-static int NetConn_ReceivedMessage(netconn_t *conn, unsigned char *data, int length, protocolversion_t protocol)
+static int NetConn_ReceivedMessage(netconn_t *conn, unsigned char *data, int length, protocolversion_t protocol, double newtimeout)
{
+ int originallength = length;
if (length < 8)
return 0;
sequence_ack &= ~(1<<31);
if (sequence <= conn->qw.incoming_sequence)
{
- Con_DPrint("Got a stale datagram\n");
+ //Con_DPrint("Got a stale datagram\n");
return 0;
}
count = sequence - (conn->qw.incoming_sequence + 1);
if (count > 0)
{
droppedDatagrams += count;
- Con_DPrintf("Dropped %u datagram(s)\n", count);
+ //Con_DPrintf("Dropped %u datagram(s)\n", count);
+ while (count--)
+ {
+ conn->incoming_packetcounter = (conn->incoming_packetcounter + 1) % NETGRAPH_PACKETS;
+ conn->incoming_unreliablesize[conn->incoming_packetcounter] = NETGRAPH_LOSTPACKET;
+ conn->incoming_reliablesize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
+ conn->incoming_acksize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
+ }
}
+ conn->incoming_packetcounter = (conn->incoming_packetcounter + 1) % NETGRAPH_PACKETS;
+ conn->incoming_unreliablesize[conn->incoming_packetcounter] = originallength;
+ conn->incoming_reliablesize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
+ conn->incoming_acksize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
if (reliable_ack == conn->qw.reliable_sequence)
{
// received, now we will be able to send another reliable message
if (reliable_message)
conn->qw.incoming_reliable_sequence ^= 1;
conn->lastMessageTime = realtime;
- conn->timeout = realtime + net_messagetimeout.value;
+ conn->timeout = realtime + newtimeout;
unreliableMessagesReceived++;
SZ_Clear(&net_message);
SZ_Write(&net_message, data, length);
{
count = sequence - conn->nq.unreliableReceiveSequence;
droppedDatagrams += count;
- Con_DPrintf("Dropped %u datagram(s)\n", count);
+ //Con_DPrintf("Dropped %u datagram(s)\n", count);
+ while (count--)
+ {
+ conn->incoming_packetcounter = (conn->incoming_packetcounter + 1) % NETGRAPH_PACKETS;
+ conn->incoming_unreliablesize[conn->incoming_packetcounter] = NETGRAPH_LOSTPACKET;
+ conn->incoming_reliablesize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
+ conn->incoming_acksize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
+ }
}
+ conn->incoming_packetcounter = (conn->incoming_packetcounter + 1) % NETGRAPH_PACKETS;
+ conn->incoming_unreliablesize[conn->incoming_packetcounter] = originallength;
+ conn->incoming_reliablesize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
+ conn->incoming_acksize[conn->incoming_packetcounter] = NETGRAPH_NOPACKET;
conn->nq.unreliableReceiveSequence = sequence + 1;
conn->lastMessageTime = realtime;
- conn->timeout = realtime + net_messagetimeout.value;
+ conn->timeout = realtime + newtimeout;
unreliableMessagesReceived++;
if (length > 0)
{
return 2;
}
}
- else
- Con_DPrint("Got a stale datagram\n");
+ //else
+ // Con_DPrint("Got a stale datagram\n");
return 1;
}
else if (flags & NETFLAG_ACK)
{
+ conn->incoming_acksize[conn->incoming_packetcounter] += originallength;
if (sequence == (conn->nq.sendSequence - 1))
{
if (sequence == conn->nq.ackSequence)
if (conn->nq.ackSequence != conn->nq.sendSequence)
Con_DPrint("ack sequencing error\n");
conn->lastMessageTime = realtime;
- conn->timeout = realtime + net_messagetimeout.value;
+ conn->timeout = realtime + newtimeout;
if (conn->sendMessageLength > MAX_PACKETFRAGMENT)
{
unsigned int packetLen;
else
conn->sendMessageLength = 0;
}
- else
- Con_DPrint("Duplicate ACK received\n");
+ //else
+ // Con_DPrint("Duplicate ACK received\n");
}
- else
- Con_DPrint("Stale ACK received\n");
+ //else
+ // Con_DPrint("Stale ACK received\n");
return 1;
}
else if (flags & NETFLAG_DATA)
{
unsigned int temppacket[2];
+ conn->incoming_reliablesize[conn->incoming_packetcounter] += originallength;
+ conn->outgoing_acksize[conn->outgoing_packetcounter] += 8;
temppacket[0] = BigLong(8 | NETFLAG_ACK);
temppacket[1] = BigLong(sequence);
NetConn_Write(conn->mysocket, (unsigned char *)temppacket, 8, &conn->peeraddress);
if (sequence == conn->nq.receiveSequence)
{
conn->lastMessageTime = realtime;
- conn->timeout = realtime + net_messagetimeout.value;
+ conn->timeout = realtime + newtimeout;
conn->nq.receiveSequence++;
if( conn->receiveMessageLength + length <= (int)sizeof( conn->receiveMessage ) ) {
memcpy(conn->receiveMessage + conn->receiveMessageLength, data, length);
cls.state = ca_connected;
cls.signon = 0; // need all the signon messages before playing
cls.protocol = initialprotocol;
+ // reset move sequence numbering on this new connection
+ cls.movesequence = 1;
+ cls.servermovesequence = 0;
if (cls.protocol == PROTOCOL_QUAKEWORLD)
Cmd_ForwardStringToServer("new");
+ if (cls.protocol == PROTOCOL_QUAKE)
+ {
+ // write a keepalive (clc_nop) as it seems to greatly improve the
+ // chances of connecting to a netquake server
+ sizebuf_t msg;
+ unsigned char buf[4];
+ memset(&msg, 0, sizeof(msg));
+ msg.data = buf;
+ msg.maxsize = sizeof(buf);
+ MSG_WriteChar(&msg, clc_nop);
+ NetConn_SendUnreliableMessage(cls.netcon, &msg, cls.protocol, 10000, false);
+ }
}
int NetConn_IsLocalGame(void)
// store the data the engine cares about (address and ping)
strlcpy(serverlist_cache[serverlist_cachecount].info.cname, addressstring, sizeof(serverlist_cache[serverlist_cachecount].info.cname));
serverlist_cache[serverlist_cachecount].info.ping = 100000;
- //serverlist_cache[serverlist_cachecount].querytime = realtime;
- serverlist_cache[serverlist_cachecount].querytime = Sys_DoubleTime();
+ serverlist_cache[serverlist_cachecount].querytime = realtime;
// if not in the slist menu we should print the server to console
if (serverlist_consoleoutput)
Con_Printf("querying %s\n", addressstring);
// if this is the first reply from this server, count it as having replied
if (serverlist_cache[n].info.ping == 100000)
serverreplycount++;
- pingtime = (int)((Sys_DoubleTime() - serverlist_cache[n].querytime) * 1000.0 + 0.5);
+ pingtime = (int)((realtime - serverlist_cache[n].querytime) * 1000.0 + 0.5);
pingtime = bound(0, pingtime, 9999);
// update the ping
serverlist_cache[n].info.ping = min(serverlist_cache[n].info.ping, pingtime);
{
serverlist_info_t *info = &serverlist_cache[n].info;
// update description strings for engine menu and console output
- dpsnprintf(serverlist_cache[n].line1, sizeof(serverlist_cache[n].line1), "^%c%5d^7 ^%c%3u^7/%3u %-65.65s", info->ping >= 300 ? '1' : (info->ping >= 200 ? '3' : '7'), (int)info->ping, ((info->numplayers > 0 && info->numplayers < info->maxplayers) ? (info->numplayers >= 4 ? '7' : '3') : '1'), info->numplayers, info->maxplayers, info->name);
+ dpsnprintf(serverlist_cache[n].line1, sizeof(serverlist_cache[n].line1), "^%c%5d^7 ^%c%3u^7/%3u %-65.65s", info->ping >= 300 ? '1' : (info->ping >= 200 ? '3' : '7'), (int)info->ping, ((info->numhumans > 0 && info->numhumans < info->maxplayers) ? (info->numhumans >= 4 ? '7' : '3') : '1'), info->numplayers, info->maxplayers, info->name);
dpsnprintf(serverlist_cache[n].line2, sizeof(serverlist_cache[n].line2), "^4%-21.21s %-19.19s ^%c%-17.17s^4 %-20.20s", info->cname, info->game, (info->gameversion != gameversion.integer) ? '1' : '4', info->mod, info->map);
if (serverlist_cache[n].query == SQS_QUERIED)
ServerList_ViewList_Remove(&serverlist_cache[n]);
return true;
info = &serverlist_cache[n].info;
- if ((s = SearchInfostring(string, "gamename" )) != NULL) strlcpy(info->game, s, sizeof (info->game));else info->game[0] = 0;
- if ((s = SearchInfostring(string, "modname" )) != NULL) strlcpy(info->mod , s, sizeof (info->mod ));else info->mod[0] = 0;
- if ((s = SearchInfostring(string, "mapname" )) != NULL) strlcpy(info->map , s, sizeof (info->map ));else info->map[0] = 0;
- if ((s = SearchInfostring(string, "hostname" )) != NULL) strlcpy(info->name, s, sizeof (info->name));else info->name[0] = 0;
- if ((s = SearchInfostring(string, "protocol" )) != NULL) info->protocol = atoi(s);else info->protocol = -1;
- if ((s = SearchInfostring(string, "clients" )) != NULL) info->numplayers = atoi(s);else info->numplayers = 0;
- if ((s = SearchInfostring(string, "sv_maxclients")) != NULL) info->maxplayers = atoi(s);else info->maxplayers = 0;
- if ((s = SearchInfostring(string, "gameversion" )) != NULL) info->gameversion = atoi(s);else info->gameversion = 0;
+ info->game[0] = 0;
+ info->mod[0] = 0;
+ info->map[0] = 0;
+ info->name[0] = 0;
+ info->protocol = -1;
+ info->numplayers = 0;
+ info->numbots = -1;
+ info->maxplayers = 0;
+ info->gameversion = 0;
+ if ((s = SearchInfostring(string, "gamename" )) != NULL) strlcpy(info->game, s, sizeof (info->game));
+ if ((s = SearchInfostring(string, "modname" )) != NULL) strlcpy(info->mod , s, sizeof (info->mod ));
+ if ((s = SearchInfostring(string, "mapname" )) != NULL) strlcpy(info->map , s, sizeof (info->map ));
+ if ((s = SearchInfostring(string, "hostname" )) != NULL) strlcpy(info->name, s, sizeof (info->name));
+ if ((s = SearchInfostring(string, "protocol" )) != NULL) info->protocol = atoi(s);
+ if ((s = SearchInfostring(string, "clients" )) != NULL) info->numplayers = atoi(s);
+ if ((s = SearchInfostring(string, "bots" )) != NULL) info->numbots = atoi(s);
+ if ((s = SearchInfostring(string, "sv_maxclients")) != NULL) info->maxplayers = atoi(s);
+ if ((s = SearchInfostring(string, "gameversion" )) != NULL) info->gameversion = atoi(s);
+ info->numhumans = info->numplayers - max(0, info->numbots);
+ info->freeslots = info->maxplayers - info->numplayers;
NetConn_ClientParsePacket_ServerList_UpdateCache(n);
serverlist_querywaittime = realtime + 3;
return true;
}
+ if (!strncmp(string, "extResponse ", 12))
+ {
+ ++net_extresponse_count;
+ if(net_extresponse_count > NET_EXTRESPONSE_MAX)
+ net_extresponse_count = NET_EXTRESPONSE_MAX;
+ net_extresponse_last = (net_extresponse_last + 1) % NET_EXTRESPONSE_MAX;
+ dpsnprintf(net_extresponse[net_extresponse_last], sizeof(net_extresponse[net_extresponse_last]), "'%s' %s", addressstring2, string + 12);
+ return true;
+ }
if (!strncmp(string, "ping", 4))
{
if (developer.integer >= 10)
return true;
}
// quakeworld ingame packet
- if (fromserver && cls.protocol == PROTOCOL_QUAKEWORLD && length >= 8 && (ret = NetConn_ReceivedMessage(cls.netcon, data, length, cls.protocol)) == 2)
+ if (fromserver && cls.protocol == PROTOCOL_QUAKEWORLD && length >= 8 && (ret = NetConn_ReceivedMessage(cls.netcon, data, length, cls.protocol, net_messagetimeout.value)) == 2)
{
ret = 0;
CL_ParseServerMessage();
int n;
serverlist_info_t *info;
- c = data[4];
- data += 5;
- length -= 5;
+ data += 4;
+ length -= 4;
+ SZ_Clear(&net_message);
+ SZ_Write(&net_message, data, length);
+ MSG_BeginReading();
+ c = MSG_ReadByte();
switch (c)
{
case CCREP_ACCEPT:
{
lhnetaddress_t clientportaddress;
clientportaddress = *peeraddress;
- if (length >= 4)
- {
- unsigned int port = (data[0] << 0) | (data[1] << 8) | (data[2] << 16) | (data[3] << 24);
- data += 4;
- length -= 4;
- LHNETADDRESS_SetPort(&clientportaddress, port);
- }
- M_Update_Return_Reason("Accepted");
+ LHNETADDRESS_SetPort(&clientportaddress, MSG_ReadLong());
// update the server IP in the userinfo (QW servers expect this, and it is used by the reconnect command)
InfoString_SetValue(cls.userinfo, sizeof(cls.userinfo), "*ip", addressstring2);
+ M_Update_Return_Reason("Accepted");
NetConn_ConnectionEstablished(mysocket, &clientportaddress, PROTOCOL_QUAKE);
}
break;
if (developer.integer >= 10)
Con_Printf("Datagram_ParseConnectionless: received CCREP_REJECT from %s.\n", addressstring2);
cls.connect_trying = false;
- M_Update_Return_Reason((char *)data);
+ M_Update_Return_Reason((char *)MSG_ReadString());
break;
- // TODO: fix this code so that lan searches for quake servers will work
case CCREP_SERVER_INFO:
if (developer.integer >= 10)
Con_Printf("Datagram_ParseConnectionless: received CCREP_SERVER_INFO from %s.\n", addressstring2);
default:
break;
}
+ SZ_Clear(&net_message);
// we may not have liked the packet, but it was a valid control
// packet, so we're done processing this packet now
return true;
}
ret = 0;
- if (fromserver && length >= (int)NET_HEADERSIZE && (ret = NetConn_ReceivedMessage(cls.netcon, data, length, cls.protocol)) == 2)
+ if (fromserver && length >= (int)NET_HEADERSIZE && (ret = NetConn_ReceivedMessage(cls.netcon, data, length, cls.protocol, net_messagetimeout.value)) == 2)
CL_ParseServerMessage();
return ret;
}
NetConn_WriteString(cl_sockets[socket], "\377\377\377\377getinfo", &address);
}
- //entry->querytime = realtime;
- entry->querytime = Sys_DoubleTime();
+ entry->querytime = realtime;
entry->querycounter++;
// if not in the slist menu we should print the server to console
while (cl_sockets[i] && (length = NetConn_Read(cl_sockets[i], readbuffer, sizeof(readbuffer), &peeraddress)) > 0)
NetConn_ClientParsePacket(cl_sockets[i], readbuffer, length, &peeraddress);
NetConn_QueryQueueFrame();
- if (cls.netcon && realtime > cls.netcon->timeout)
+ if (cls.netcon && realtime > cls.netcon->timeout && !sv.active)
{
Con_Print("Connection timed out\n");
CL_Disconnect();
static qboolean NetConn_BuildStatusResponse(const char* challenge, char* out_msg, size_t out_size, qboolean fullstatus)
{
- unsigned int nb_clients = 0, i;
+ unsigned int nb_clients = 0, nb_bots = 0, i;
int length;
// How many clients are there?
for (i = 0;i < (unsigned int)svs.maxclients;i++)
+ {
if (svs.clients[i].active)
+ {
nb_clients++;
+ if (!svs.clients[i].netconnection)
+ nb_bots++;
+ }
+ }
// TODO: we should add more information for the full status string
length = dpsnprintf(out_msg, out_size,
"\377\377\377\377%s\x0A"
"\\gamename\\%s\\modname\\%s\\gameversion\\%d\\sv_maxclients\\%d"
- "\\clients\\%d\\mapname\\%s\\hostname\\%s\\protocol\\%d"
+ "\\clients\\%d\\bots\\%d\\mapname\\%s\\hostname\\%s\\protocol\\%d"
"%s%s"
"%s",
fullstatus ? "statusResponse" : "infoResponse",
gamename, com_modname, gameversion.integer, svs.maxclients,
- nb_clients, sv.name, hostname.string, NET_PROTOCOL_VERSION,
+ nb_clients, nb_bots, sv.name, hostname.string, NET_PROTOCOL_VERSION,
challenge ? "\\challenge\\" : "", challenge ? challenge : "",
fullstatus ? "\n" : "");
client_t *cl = &svs.clients[i];
if (cl->active)
{
- int nameind, cleanind;
+ int nameind, cleanind, pingvalue;
char curchar;
char cleanname [sizeof(cl->name)];
}
} while (curchar != '\0');
+ pingvalue = (int)(cl->ping * 1000.0f);
+ if(cl->netconnection)
+ pingvalue = bound(1, pingvalue, 9999);
+ else
+ pingvalue = 0;
length = dpsnprintf(ptr, left, "%d %d \"%s\"\n",
cl->frags,
- (int)(cl->ping * 1000.0f),
+ pingvalue,
cleanname);
if(length < 0)
return false;
return true;
}
+static qboolean NetConn_PreventConnectFlood(lhnetaddress_t *peeraddress)
+{
+ int floodslotnum, bestfloodslotnum;
+ double bestfloodtime;
+ lhnetaddress_t noportpeeraddress;
+ // see if this is a connect flood
+ noportpeeraddress = *peeraddress;
+ LHNETADDRESS_SetPort(&noportpeeraddress, 0);
+ bestfloodslotnum = 0;
+ bestfloodtime = sv.connectfloodaddresses[bestfloodslotnum].lasttime;
+ for (floodslotnum = 0;floodslotnum < MAX_CONNECTFLOODADDRESSES;floodslotnum++)
+ {
+ if (bestfloodtime >= sv.connectfloodaddresses[floodslotnum].lasttime)
+ {
+ bestfloodtime = sv.connectfloodaddresses[floodslotnum].lasttime;
+ bestfloodslotnum = floodslotnum;
+ }
+ if (sv.connectfloodaddresses[floodslotnum].lasttime && LHNETADDRESS_Compare(&noportpeeraddress, &sv.connectfloodaddresses[floodslotnum].address) == 0)
+ {
+ // this address matches an ongoing flood address
+ if (realtime < sv.connectfloodaddresses[floodslotnum].lasttime + net_connectfloodblockingtimeout.value)
+ {
+ // renew the ban on this address so it does not expire
+ // until the flood has subsided
+ sv.connectfloodaddresses[floodslotnum].lasttime = realtime;
+ //Con_Printf("Flood detected!\n");
+ return true;
+ }
+ // the flood appears to have subsided, so allow this
+ bestfloodslotnum = floodslotnum; // reuse the same slot
+ break;
+ }
+ }
+ // begin a new timeout on this address
+ sv.connectfloodaddresses[bestfloodslotnum].address = noportpeeraddress;
+ sv.connectfloodaddresses[bestfloodslotnum].lasttime = realtime;
+ //Con_Printf("Flood detection initiated!\n");
+ return false;
+}
+
+void NetConn_ClearConnectFlood(lhnetaddress_t *peeraddress)
+{
+ int floodslotnum;
+ lhnetaddress_t noportpeeraddress;
+ // see if this is a connect flood
+ noportpeeraddress = *peeraddress;
+ LHNETADDRESS_SetPort(&noportpeeraddress, 0);
+ for (floodslotnum = 0;floodslotnum < MAX_CONNECTFLOODADDRESSES;floodslotnum++)
+ {
+ if (sv.connectfloodaddresses[floodslotnum].lasttime && LHNETADDRESS_Compare(&noportpeeraddress, &sv.connectfloodaddresses[floodslotnum].address) == 0)
+ {
+ // this address matches an ongoing flood address
+ // remove the ban
+ sv.connectfloodaddresses[floodslotnum].address.addresstype = LHNETADDRESSTYPE_NONE;
+ sv.connectfloodaddresses[floodslotnum].lasttime = 0;
+ //Con_Printf("Flood cleared!\n");
+ }
+ }
+}
+
extern void SV_SendServerinfo (client_t *client);
static int NetConn_ServerParsePacket(lhnetsocket_t *mysocket, unsigned char *data, int length, lhnetaddress_t *peeraddress)
{
int i, ret, clientnum, best;
double besttime;
client_t *client;
- netconn_t *conn;
char *s, *string, response[1400], addressstring2[128], stringbuf[16384];
+ qboolean islocal = (LHNETADDRESS_GetAddressType(peeraddress) == LHNETADDRESSTYPE_LOOP);
if (!sv.active)
return false;
Com_HexDumpToConsole(data, length);
}
- if (length >= 12 && !memcmp(string, "getchallenge", 12))
+ if (length >= 12 && !memcmp(string, "getchallenge", 12) && (islocal || sv_public.integer > -2))
{
for (i = 0, best = 0, besttime = realtime;i < MAX_CHALLENGES;i++)
{
NetConn_WriteString(mysocket, va("\377\377\377\377challenge %s", challenge[i].string), peeraddress);
return true;
}
- if (length > 8 && !memcmp(string, "connect\\", 8))
+ if (length > 8 && !memcmp(string, "connect\\", 8) && (islocal || sv_public.integer > -2))
{
string += 7;
length -= 7;
- if ((s = SearchInfostring(string, "challenge")))
+
+ if (!(s = SearchInfostring(string, "challenge")))
+ return true;
+ // validate the challenge
+ for (i = 0;i < MAX_CHALLENGES;i++)
+ if (!LHNETADDRESS_Compare(peeraddress, &challenge[i].address) && !strcmp(challenge[i].string, s))
+ break;
+ // if the challenge is not recognized, drop the packet
+ if (i == MAX_CHALLENGES)
+ return true;
+
+ // check engine protocol
+ if (strcmp(SearchInfostring(string, "protocol"), "darkplaces 3"))
{
- // validate the challenge
- for (i = 0;i < MAX_CHALLENGES;i++)
- if (!LHNETADDRESS_Compare(peeraddress, &challenge[i].address) && !strcmp(challenge[i].string, s))
- break;
- if (i < MAX_CHALLENGES)
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: sending \"reject Wrong game protocol.\" to %s.\n", addressstring2);
+ NetConn_WriteString(mysocket, "\377\377\377\377reject Wrong game protocol.", peeraddress);
+ return true;
+ }
+
+ // see if this is a duplicate connection request or a disconnected
+ // client who is rejoining to the same client slot
+ for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
+ {
+ if (client->netconnection && LHNETADDRESS_Compare(peeraddress, &client->netconnection->peeraddress) == 0)
{
- // check engine protocol
- if (strcmp(SearchInfostring(string, "protocol"), "darkplaces 3"))
+ // this is a known client...
+ if (client->spawned)
{
+ // client crashed and is coming back,
+ // keep their stuff intact
if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending \"reject Wrong game protocol.\" to %s.\n", addressstring2);
- NetConn_WriteString(mysocket, "\377\377\377\377reject Wrong game protocol.", peeraddress);
+ Con_Printf("Datagram_ParseConnectionless: sending \"accept\" to %s.\n", addressstring2);
+ NetConn_WriteString(mysocket, "\377\377\377\377accept", peeraddress);
+ SV_VM_Begin();
+ SV_SendServerinfo(client);
+ SV_VM_End();
}
else
{
- // see if this is a duplicate connection request
- for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
- if (client->netconnection && LHNETADDRESS_Compare(peeraddress, &client->netconnection->peeraddress) == 0)
- break;
- if (clientnum < svs.maxclients && realtime - client->connecttime < net_messagerejointimeout.value)
- {
- // client is still trying to connect,
- // so we send a duplicate reply
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending duplicate accept to %s.\n", addressstring2);
- NetConn_WriteString(mysocket, "\377\377\377\377accept", peeraddress);
- }
-#if 0
- else if (clientnum < svs.maxclients)
- {
- if (realtime - client->netconnection->lastMessageTime >= net_messagerejointimeout.value)
- {
- // client crashed and is coming back, keep their stuff intact
- SV_SendServerinfo(client);
- //host_client = client;
- //SV_DropClient (true);
- }
- // else ignore them
- }
-#endif
- else
- {
- // this is a new client, find a slot
- for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
- if (!client->active)
- break;
- if (clientnum < svs.maxclients)
- {
- // prepare the client struct
- if ((conn = NetConn_Open(mysocket, peeraddress)))
- {
- // allocated connection
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending \"accept\" to %s.\n", conn->address);
- NetConn_WriteString(mysocket, "\377\377\377\377accept", peeraddress);
- // now set up the client
- SV_VM_Begin();
- SV_ConnectClient(clientnum, conn);
- SV_VM_End();
- NetConn_Heartbeat(1);
- }
- }
- else
- {
- // server is full
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending \"reject Server is full.\" to %s.\n", addressstring2);
- NetConn_WriteString(mysocket, "\377\377\377\377reject Server is full.", peeraddress);
- }
- }
+ // client is still trying to connect,
+ // so we send a duplicate reply
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: sending duplicate accept to %s.\n", addressstring2);
+ NetConn_WriteString(mysocket, "\377\377\377\377accept", peeraddress);
}
+ return true;
+ }
+ }
+
+ if (NetConn_PreventConnectFlood(peeraddress))
+ return true;
+
+ // find an empty client slot for this new client
+ for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
+ {
+ netconn_t *conn;
+ if (!client->active && (conn = NetConn_Open(mysocket, peeraddress)))
+ {
+ // allocated connection
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: sending \"accept\" to %s.\n", conn->address);
+ NetConn_WriteString(mysocket, "\377\377\377\377accept", peeraddress);
+ // now set up the client
+ SV_VM_Begin();
+ SV_ConnectClient(clientnum, conn);
+ SV_VM_End();
+ NetConn_Heartbeat(1);
+ return true;
}
}
+
+ // no empty slots found - server is full
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: sending \"reject Server is full.\" to %s.\n", addressstring2);
+ NetConn_WriteString(mysocket, "\377\377\377\377reject Server is full.", peeraddress);
+
return true;
}
- if (length >= 7 && !memcmp(string, "getinfo", 7))
+ if (length >= 7 && !memcmp(string, "getinfo", 7) && (islocal || sv_public.integer > -1))
{
const char *challenge = NULL;
}
return true;
}
- if (length >= 9 && !memcmp(string, "getstatus", 9))
+ if (length >= 9 && !memcmp(string, "getstatus", 9) && (islocal || sv_public.integer > -1))
{
const char *challenge = NULL;
{
int i;
char *s = string + 5;
+ char *endpos = string + length + 1; // one behind the NUL, so adding strlen+1 will eventually reach it
char password[64];
for (i = 0;*s > ' ';s++)
if (i < (int)sizeof(password) - 1)
password[i++] = *s;
+ if(*s <= ' ' && s != endpos) // skip leading ugly space
+ ++s;
password[i] = 0;
if (password[0] > ' ' && !strcmp(rcon_password.string, password))
{
// looks like a legitimate rcon command with the correct password
- Con_Printf("server received rcon command from %s:\n%s\n", host_client ? host_client->name : addressstring2, s);
+ char *s_ptr = s;
+ Con_Printf("server received rcon command from %s:\n", host_client ? host_client->name : addressstring2);
+ while(s_ptr != endpos)
+ {
+ size_t l = strlen(s_ptr);
+ if(l)
+ Con_Printf(" %s;", s_ptr);
+ s_ptr += l + 1;
+ }
+ Con_Printf("\n");
rcon_redirect = true;
rcon_redirect_bufferpos = 0;
- Cmd_ExecuteString(s, src_command);
+ while(s != endpos)
+ {
+ size_t l = strlen(s);
+ if(l)
+ Cmd_ExecuteString(s, src_command);
+ s += l + 1;
+ }
rcon_redirect_buffer[rcon_redirect_bufferpos] = 0;
rcon_redirect = false;
// print resulting text to client
// we're done processing this packet now
return true;
}
- // LordHavoc: disabled netquake control packet support in server
-#if 0
+ // netquake control packets, supported for compatibility only, and only
+ // when running game protocols that are normally served via this connection
+ // protocol
+ // (this protects more modern protocols against being used for
+ // Quake packet flood Denial Of Service attacks)
+ if (length >= 5 && (i = BigLong(*((int *)data))) && (i & (~NETFLAG_LENGTH_MASK)) == (int)NETFLAG_CTL && (i & NETFLAG_LENGTH_MASK) == length && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3))
{
- int c, control;
- // netquake control packets, supported for compatibility only
- if (length >= 5 && (control = BigLong(*((int *)data))) && (control & (~NETFLAG_LENGTH_MASK)) == (int)NETFLAG_CTL && (control & NETFLAG_LENGTH_MASK) == length)
+ int c;
+ int protocolnumber;
+ const char *protocolname;
+ data += 4;
+ length -= 4;
+ SZ_Clear(&net_message);
+ SZ_Write(&net_message, data, length);
+ MSG_BeginReading();
+ c = MSG_ReadByte();
+ switch (c)
{
- c = data[4];
- data += 5;
- length -= 5;
- switch (c)
+ case CCREQ_CONNECT:
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: received CCREQ_CONNECT from %s.\n", addressstring2);
+ if(!islocal && sv_public.integer <= -2)
+ break;
+
+ protocolname = MSG_ReadString();
+ protocolnumber = MSG_ReadByte();
+ if (strcmp(protocolname, "QUAKE") || protocolnumber != NET_PROTOCOL_VERSION)
{
- case CCREQ_CONNECT:
if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: received CCREQ_CONNECT from %s.\n", addressstring2);
- if (length >= (int)strlen("QUAKE") + 1 + 1)
+ Con_Printf("Datagram_ParseConnectionless: sending CCREP_REJECT \"Incompatible version.\" to %s.\n", addressstring2);
+ SZ_Clear(&net_message);
+ // save space for the header, filled in later
+ MSG_WriteLong(&net_message, 0);
+ MSG_WriteByte(&net_message, CCREP_REJECT);
+ MSG_WriteString(&net_message, "Incompatible version.\n");
+ *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
+ NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
+ SZ_Clear(&net_message);
+ break;
+ }
+
+ // see if this connect request comes from a known client
+ for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
+ {
+ if (client->netconnection && LHNETADDRESS_Compare(peeraddress, &client->netconnection->peeraddress) == 0)
{
- if (memcmp(data, "QUAKE", strlen("QUAKE") + 1) != 0 || (int)data[strlen("QUAKE") + 1] != NET_PROTOCOL_VERSION)
- {
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending CCREP_REJECT \"Incompatible version.\" to %s.\n", addressstring2);
- SZ_Clear(&net_message);
- // save space for the header, filled in later
- MSG_WriteLong(&net_message, 0);
- MSG_WriteByte(&net_message, CCREP_REJECT);
- MSG_WriteString(&net_message, "Incompatible version.\n");
- *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
- NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
- SZ_Clear(&net_message);
- }
- else
+ // this is either a duplicate connection request
+ // or coming back from a timeout
+ // (if so, keep their stuff intact)
+
+ // send a reply
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: sending duplicate CCREP_ACCEPT to %s.\n", addressstring2);
+ SZ_Clear(&net_message);
+ // save space for the header, filled in later
+ MSG_WriteLong(&net_message, 0);
+ MSG_WriteByte(&net_message, CCREP_ACCEPT);
+ MSG_WriteLong(&net_message, LHNETADDRESS_GetPort(LHNET_AddressFromSocket(client->netconnection->mysocket)));
+ *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
+ NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
+ SZ_Clear(&net_message);
+
+ // if client is already spawned, re-send the
+ // serverinfo message as they'll need it to play
+ if (client->spawned)
{
- // see if this is a duplicate connection request
- for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
- if (client->netconnection && LHNETADDRESS_Compare(peeraddress, &client->netconnection->peeraddress) == 0)
- break;
- if (clientnum < svs.maxclients)
- {
- // duplicate connection request
- if (realtime - client->connecttime < 2.0)
- {
- // client is still trying to connect,
- // so we send a duplicate reply
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending duplicate CCREP_ACCEPT to %s.\n", addressstring2);
- SZ_Clear(&net_message);
- // save space for the header, filled in later
- MSG_WriteLong(&net_message, 0);
- MSG_WriteByte(&net_message, CCREP_ACCEPT);
- MSG_WriteLong(&net_message, LHNETADDRESS_GetPort(LHNET_AddressFromSocket(client->netconnection->mysocket)));
- *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
- NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
- SZ_Clear(&net_message);
- }
-#if 0
- else if (realtime - client->netconnection->lastMessageTime >= net_messagerejointimeout.value)
- {
- SV_SendServerinfo(client);
- // the old client hasn't sent us anything
- // in quite a while, so kick off and let
- // the retry take care of it...
- //host_client = client;
- //SV_DropClient (true);
- }
-#endif
- }
- else
- {
- // this is a new client, find a slot
- for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
- if (!client->active)
- break;
- if (clientnum < svs.maxclients && (client->netconnection = conn = NetConn_Open(mysocket, peeraddress)) != NULL)
- {
- // connect to the client
- // everything is allocated, just fill in the details
- strlcpy (conn->address, addressstring2, sizeof (conn->address));
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending CCREP_ACCEPT to %s.\n", addressstring2);
- // send back the info about the server connection
- SZ_Clear(&net_message);
- // save space for the header, filled in later
- MSG_WriteLong(&net_message, 0);
- MSG_WriteByte(&net_message, CCREP_ACCEPT);
- MSG_WriteLong(&net_message, LHNETADDRESS_GetPort(LHNET_AddressFromSocket(conn->mysocket)));
- *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
- NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
- SZ_Clear(&net_message);
- // now set up the client struct
- SV_VM_Begin();
- SV_ConnectClient(clientnum, conn);
- SV_VM_End();
- NetConn_Heartbeat(1);
- }
- else
- {
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending CCREP_REJECT \"Server is full.\" to %s.\n", addressstring2);
- // no room; try to let player know
- SZ_Clear(&net_message);
- // save space for the header, filled in later
- MSG_WriteLong(&net_message, 0);
- MSG_WriteByte(&net_message, CCREP_REJECT);
- MSG_WriteString(&net_message, "Server is full.\n");
- *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
- NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
- SZ_Clear(&net_message);
- }
- }
+ SV_VM_Begin();
+ SV_SendServerinfo(client);
+ SV_VM_End();
}
+ return true;
}
+ }
+
+ // this is a new client, check for connection flood
+ if (NetConn_PreventConnectFlood(peeraddress))
break;
-#if 0
- case CCREQ_SERVER_INFO:
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: received CCREQ_SERVER_INFO from %s.\n", addressstring2);
- if (sv.active && !strcmp(MSG_ReadString(), "QUAKE"))
+
+ // find a slot for the new client
+ for (clientnum = 0, client = svs.clients;clientnum < svs.maxclients;clientnum++, client++)
+ {
+ netconn_t *conn;
+ if (!client->active && (client->netconnection = conn = NetConn_Open(mysocket, peeraddress)) != NULL)
{
+ // connect to the client
+ // everything is allocated, just fill in the details
+ strlcpy (conn->address, addressstring2, sizeof (conn->address));
if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: sending CCREP_SERVER_INFO to %s.\n", addressstring2);
+ Con_Printf("Datagram_ParseConnectionless: sending CCREP_ACCEPT to %s.\n", addressstring2);
+ // send back the info about the server connection
SZ_Clear(&net_message);
// save space for the header, filled in later
MSG_WriteLong(&net_message, 0);
- MSG_WriteByte(&net_message, CCREP_SERVER_INFO);
- UDP_GetSocketAddr(UDP_acceptSock, &newaddr);
- MSG_WriteString(&net_message, UDP_AddrToString(&newaddr));
- MSG_WriteString(&net_message, hostname.string);
- MSG_WriteString(&net_message, sv.name);
- MSG_WriteByte(&net_message, net_activeconnections);
- MSG_WriteByte(&net_message, svs.maxclients);
- MSG_WriteByte(&net_message, NET_PROTOCOL_VERSION);
+ MSG_WriteByte(&net_message, CCREP_ACCEPT);
+ MSG_WriteLong(&net_message, LHNETADDRESS_GetPort(LHNET_AddressFromSocket(conn->mysocket)));
*((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
SZ_Clear(&net_message);
+ // now set up the client struct
+ SV_VM_Begin();
+ SV_ConnectClient(clientnum, conn);
+ SV_VM_End();
+ NetConn_Heartbeat(1);
+ return true;
}
- break;
- case CCREQ_PLAYER_INFO:
- if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: received CCREQ_PLAYER_INFO from %s.\n", addressstring2);
- if (sv.active)
- {
- int playerNumber, activeNumber, clientNumber;
- client_t *client;
+ }
- playerNumber = MSG_ReadByte();
- activeNumber = -1;
- for (clientNumber = 0, client = svs.clients; clientNumber < svs.maxclients; clientNumber++, client++)
- if (client->active && ++activeNumber == playerNumber)
- break;
- if (clientNumber != svs.maxclients)
- {
- SZ_Clear(&net_message);
- // save space for the header, filled in later
- MSG_WriteLong(&net_message, 0);
- MSG_WriteByte(&net_message, CCREP_PLAYER_INFO);
- MSG_WriteByte(&net_message, playerNumber);
- MSG_WriteString(&net_message, client->name);
- MSG_WriteLong(&net_message, client->colors);
- MSG_WriteLong(&net_message, (int)client->edict->fields.server->frags);
- MSG_WriteLong(&net_message, (int)(realtime - client->connecttime));
- MSG_WriteString(&net_message, client->netconnection ? client->netconnection->address : "botclient");
- *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
- NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
- SZ_Clear(&net_message);
- }
- }
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: sending CCREP_REJECT \"Server is full.\" to %s.\n", addressstring2);
+ // no room; try to let player know
+ SZ_Clear(&net_message);
+ // save space for the header, filled in later
+ MSG_WriteLong(&net_message, 0);
+ MSG_WriteByte(&net_message, CCREP_REJECT);
+ MSG_WriteString(&net_message, "Server is full.\n");
+ *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
+ NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
+ SZ_Clear(&net_message);
+ break;
+ case CCREQ_SERVER_INFO:
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: received CCREQ_SERVER_INFO from %s.\n", addressstring2);
+ if(!islocal && sv_public.integer <= -1)
break;
- case CCREQ_RULE_INFO:
+ if (sv.active && !strcmp(MSG_ReadString(), "QUAKE"))
+ {
+ int numclients;
+ char myaddressstring[128];
if (developer.integer >= 10)
- Con_Printf("Datagram_ParseConnectionless: received CCREQ_RULE_INFO from %s.\n", addressstring2);
- if (sv.active)
- {
- char *prevCvarName;
- cvar_t *var;
-
- // find the search start location
- prevCvarName = MSG_ReadString();
- var = Cvar_FindVarAfter(prevCvarName, CVAR_NOTIFY);
+ Con_Printf("Datagram_ParseConnectionless: sending CCREP_SERVER_INFO to %s.\n", addressstring2);
+ SZ_Clear(&net_message);
+ // save space for the header, filled in later
+ MSG_WriteLong(&net_message, 0);
+ MSG_WriteByte(&net_message, CCREP_SERVER_INFO);
+ LHNETADDRESS_ToString(LHNET_AddressFromSocket(mysocket), myaddressstring, sizeof(myaddressstring), true);
+ MSG_WriteString(&net_message, myaddressstring);
+ MSG_WriteString(&net_message, hostname.string);
+ MSG_WriteString(&net_message, sv.name);
+ // How many clients are there?
+ for (i = 0, numclients = 0;i < svs.maxclients;i++)
+ if (svs.clients[i].active)
+ numclients++;
+ MSG_WriteByte(&net_message, numclients);
+ MSG_WriteByte(&net_message, svs.maxclients);
+ MSG_WriteByte(&net_message, NET_PROTOCOL_VERSION);
+ *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
+ NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
+ SZ_Clear(&net_message);
+ }
+ break;
+ case CCREQ_PLAYER_INFO:
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: received CCREQ_PLAYER_INFO from %s.\n", addressstring2);
+ if(!islocal && sv_public.integer <= -1)
+ break;
+ if (sv.active)
+ {
+ int playerNumber, activeNumber, clientNumber;
+ client_t *client;
- // send the response
+ playerNumber = MSG_ReadByte();
+ activeNumber = -1;
+ for (clientNumber = 0, client = svs.clients; clientNumber < svs.maxclients; clientNumber++, client++)
+ if (client->active && ++activeNumber == playerNumber)
+ break;
+ if (clientNumber != svs.maxclients)
+ {
SZ_Clear(&net_message);
// save space for the header, filled in later
MSG_WriteLong(&net_message, 0);
- MSG_WriteByte(&net_message, CCREP_RULE_INFO);
- if (var)
- {
- MSG_WriteString(&net_message, var->name);
- MSG_WriteString(&net_message, var->string);
- }
+ MSG_WriteByte(&net_message, CCREP_PLAYER_INFO);
+ MSG_WriteByte(&net_message, playerNumber);
+ MSG_WriteString(&net_message, client->name);
+ MSG_WriteLong(&net_message, client->colors);
+ MSG_WriteLong(&net_message, client->frags);
+ MSG_WriteLong(&net_message, (int)(realtime - client->connecttime));
+ MSG_WriteString(&net_message, client->netconnection ? client->netconnection->address : "botclient");
*((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
SZ_Clear(&net_message);
}
+ }
+ break;
+ case CCREQ_RULE_INFO:
+ if (developer.integer >= 10)
+ Con_Printf("Datagram_ParseConnectionless: received CCREQ_RULE_INFO from %s.\n", addressstring2);
+ if(!islocal && sv_public.integer <= -1)
break;
-#endif
- default:
- break;
+ if (sv.active)
+ {
+ char *prevCvarName;
+ cvar_t *var;
+
+ // find the search start location
+ prevCvarName = MSG_ReadString();
+ var = Cvar_FindVarAfter(prevCvarName, CVAR_NOTIFY);
+
+ // send the response
+ SZ_Clear(&net_message);
+ // save space for the header, filled in later
+ MSG_WriteLong(&net_message, 0);
+ MSG_WriteByte(&net_message, CCREP_RULE_INFO);
+ if (var)
+ {
+ MSG_WriteString(&net_message, var->name);
+ MSG_WriteString(&net_message, var->string);
+ }
+ *((int *)net_message.data) = BigLong(NETFLAG_CTL | (net_message.cursize & NETFLAG_LENGTH_MASK));
+ NetConn_Write(mysocket, net_message.data, net_message.cursize, peeraddress);
+ SZ_Clear(&net_message);
}
- // we may not have liked the packet, but it was a valid control
- // packet, so we're done processing this packet now
- return true;
+ break;
+ default:
+ break;
}
+ SZ_Clear(&net_message);
+ // we may not have liked the packet, but it was a valid control
+ // packet, so we're done processing this packet now
+ return true;
}
-#endif
if (host_client)
{
- if ((ret = NetConn_ReceivedMessage(host_client->netconnection, data, length, sv.protocol)) == 2)
+ if ((ret = NetConn_ReceivedMessage(host_client->netconnection, data, length, sv.protocol, host_client->spawned ? net_messagetimeout.value : net_connecttimeout.value)) == 2)
{
SV_VM_Begin();
SV_ReadClientMessage();
}
}
+void NetConn_SleepMicroseconds(int microseconds)
+{
+ LHNET_SleepUntilPacket_Microseconds(microseconds);
+}
+
void NetConn_QueryMasters(qboolean querydp, qboolean queryqw)
{
int i;
// make advertising optional and don't advertise singleplayer games, and
// only send a heartbeat as often as the admin wants
- if (sv.active && sv_public.integer && svs.maxclients >= 2 && (priority > 1 || realtime > nextheartbeattime))
+ if (sv.active && sv_public.integer > 0 && svs.maxclients >= 2 && (priority > 1 || realtime > nextheartbeattime))
{
nextheartbeattime = realtime + sv_heartbeatperiod.value;
for (masternum = 0;sv_masters[masternum].name;masternum++)
Cvar_RegisterVariable(&net_slist_timeout);
Cvar_RegisterVariable(&net_slist_maxtries);
Cvar_RegisterVariable(&net_messagetimeout);
- Cvar_RegisterVariable(&net_messagerejointimeout);
Cvar_RegisterVariable(&net_connecttimeout);
+ Cvar_RegisterVariable(&net_connectfloodblockingtimeout);
Cvar_RegisterVariable(&cl_netlocalping);
- Cvar_RegisterVariable(&cl_netpacketloss);
+ Cvar_RegisterVariable(&cl_netpacketloss_send);
+ Cvar_RegisterVariable(&cl_netpacketloss_receive);
Cvar_RegisterVariable(&hostname);
Cvar_RegisterVariable(&developer_networking);
Cvar_RegisterVariable(&cl_netport);
{
if (LHNETADDRESS_FromString(&tempaddress, com_argv[i + 1], 0) == 1)
{
- Con_Printf("-ip option used, setting net_address to \"%s\"\n");
+ Con_Printf("-ip option used, setting net_address to \"%s\"\n", com_argv[i + 1]);
Cvar_SetQuick(&net_address, com_argv[i + 1]);
}
else
projects / xonotic / darkplaces.git / blobdiff