]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - netconn.c
changed behavior of r_showtris (now only affects geometry in the game view, not sky...
[xonotic/darkplaces.git] / netconn.c
index 0b7e0eb1148f07c879afa344c4edce42fad2f385..1915da7abbea27372e364559223803f0d20ddac0 100755 (executable)
--- a/netconn.c
+++ b/netconn.c
@@ -25,39 +25,41 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #define MASTER_PORT 27950
 
-cvar_t sv_public = {0, "sv_public", "1"};
-static cvar_t sv_heartbeatperiod = {CVAR_SAVE, "sv_heartbeatperiod", "120"};
+// 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)"};
+static cvar_t sv_heartbeatperiod = {CVAR_SAVE, "sv_heartbeatperiod", "120", "how often to send heartbeat in seconds (only used if sv_public is 1)"};
 
 // FIXME: resolve DNS on masters whenever their value changes and cache it (to avoid major delays in active servers when they heartbeat)
 static cvar_t sv_masters [] =
 {
-       {CVAR_SAVE, "sv_master1", ""},
-       {CVAR_SAVE, "sv_master2", ""},
-       {CVAR_SAVE, "sv_master3", ""},
-       {CVAR_SAVE, "sv_master4", ""},
-       {0, "sv_masterextra1", "ghdigital.com"}, //69.59.212.88
-       {0, "sv_masterextra2", "dpmaster.deathmask.net"}, //209.164.24.243
-       {0, "sv_masterextra3", "12.166.196.192"}, //blaze.mindphukd.org (doesn't resolve currently but works as an ip)
-       {0, NULL, NULL}
+       {CVAR_SAVE, "sv_master1", "", "user-chosen master server 1"},
+       {CVAR_SAVE, "sv_master2", "", "user-chosen master server 2"},
+       {CVAR_SAVE, "sv_master3", "", "user-chosen master server 3"},
+       {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, NULL, NULL, NULL}
 };
 
 static double nextheartbeattime = 0;
 
 sizebuf_t net_message;
-static qbyte net_message_buf[NET_MAXMESSAGE];
+static unsigned char net_message_buf[NET_MAXMESSAGE];
 
-cvar_t net_messagetimeout = {0, "net_messagetimeout","300"};
-cvar_t net_messagerejointimeout = {0, "net_messagerejointimeout","10"};
-cvar_t net_connecttimeout = {0, "net_connecttimeout","10"};
-cvar_t hostname = {CVAR_SAVE, "hostname", "UNNAMED"};
-cvar_t developer_networking = {0, "developer_networking", "0"};
+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 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"};
-static cvar_t cl_netpacketloss = {0, "cl_netpacketloss","0"};
-static cvar_t net_slist_queriespersecond = {0, "net_slist_queriespersecond", "20"};
-static cvar_t net_slist_queriesperframe = {0, "net_slist_queriesperframe", "4"};
-static cvar_t net_slist_timeout = {0, "net_slist_timeout", "4"};
-static cvar_t net_slist_maxtries = {0, "net_slist_maxtries", "3"};
+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 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"};
+static cvar_t net_slist_maxtries = {0, "net_slist_maxtries", "3", "how many times to ask the same server for information (more times gives better ping reports but takes longer)"};
 
 /* statistic counters */
 static int packetsSent = 0;
@@ -80,8 +82,8 @@ int serverreplycount = 0;
 // this is only false if there are still servers left to query
 int serverlist_querysleep = true;
 
-static qbyte sendbuffer[NET_HEADERSIZE+NET_MAXMESSAGE];
-static qbyte readbuffer[NET_HEADERSIZE+NET_MAXMESSAGE];
+static unsigned char sendbuffer[NET_HEADERSIZE+NET_MAXMESSAGE];
+static unsigned char readbuffer[NET_HEADERSIZE+NET_MAXMESSAGE];
 
 int cl_numsockets;
 lhnetsocket_t *cl_sockets[16];
@@ -91,10 +93,10 @@ lhnetsocket_t *sv_sockets[16];
 netconn_t *netconn_list = NULL;
 mempool_t *netconn_mempool = NULL;
 
-cvar_t cl_netport = {0, "cl_port", "0"};
-cvar_t sv_netport = {0, "port", "26000"};
-cvar_t net_address = {0, "net_address", "0.0.0.0"};
-//cvar_t net_netaddress_ipv6 = {0, "net_address_ipv6", "[0:0:0:0:0:0:0:0]"};
+cvar_t cl_netport = {0, "cl_port", "0", "forces client to use chosen port number if not 0"};
+cvar_t sv_netport = {0, "port", "26000", "server port for players to connect to"};
+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"};
 
 // ServerList interface
 serverlist_mask_t serverlist_andmasks[SERVERLIST_ANDMASKCOUNT];
@@ -205,25 +207,34 @@ static qboolean _ServerList_CompareInt( int A, serverlist_maskop_t op, int B )
 
 static qboolean _ServerList_CompareStr( const char *A, serverlist_maskop_t op, const char *B )
 {
+       int i;
+       char bufferA[ 256 ], bufferB[ 256 ]; // should be more than enough
+       for (i = 0;i < (int)sizeof(bufferA)-1 && A[i];i++)
+               bufferA[i] = (A[i] >= 'A' && A[i] <= 'Z') ? (A[i] + 'a' - 'A') : A[i];
+       bufferA[i] = 0;
+       for (i = 0;i < (int)sizeof(bufferB)-1 && B[i];i++)
+               bufferB[i] = (B[i] >= 'A' && B[i] <= 'Z') ? (B[i] + 'a' - 'A') : B[i];
+       bufferB[i] = 0;
+
        // Same here, also using an intermediate & final return would be more appropriate
        // A info B mask
        switch( op ) {
                case SLMO_CONTAINS:
-                       return *B && !!strstr( A, B ); // we want a real bool
+                       return *bufferB && !!strstr( bufferA, bufferB ); // we want a real bool
                case SLMO_NOTCONTAIN:
-                       return !*B || !strstr( A, B );
+                       return !*bufferB || !strstr( bufferA, bufferB );
                case SLMO_LESS:
-                       return strcmp( A, B ) < 0;
+                       return strcmp( bufferA, bufferB ) < 0;
                case SLMO_LESSEQUAL:
-                       return strcmp( A, B ) <= 0;
+                       return strcmp( bufferA, bufferB ) <= 0;
                case SLMO_EQUAL:
-                       return strcmp( A, B ) == 0;
+                       return strcmp( bufferA, bufferB ) == 0;
                case SLMO_GREATER:
-                       return strcmp( A, B ) > 0;
+                       return strcmp( bufferA, bufferB ) > 0;
                case SLMO_NOTEQUAL:
-                       return strcmp( A, B ) != 0;
+                       return strcmp( bufferA, bufferB ) != 0;
                case SLMO_GREATEREQUAL:
-                       return strcmp( A, B ) >= 0;
+                       return strcmp( bufferA, bufferB ) >= 0;
                default:
                        Con_DPrint( "_ServerList_CompareStr: Bad op!\n" );
                        return false;
@@ -342,7 +353,7 @@ static void _ServerList_Test(void)
        for( i = 0 ; i < 1024 ; i++ ) {
                memset( &serverlist_cache[serverlist_cachecount], 0, sizeof( serverlist_entry_t ) );
                serverlist_cache[serverlist_cachecount].info.ping = 1000 + 1024 - i;
-               dpsnprintf( serverlist_cache[serverlist_cachecount].info.name, 128, "Black's ServerList Test %i", i );
+               dpsnprintf( serverlist_cache[serverlist_cachecount].info.name, sizeof(serverlist_cache[serverlist_cachecount].info.name), "Black's ServerList Test %i", i );
                serverlist_cache[serverlist_cachecount].finished = true;
                sprintf( serverlist_cache[serverlist_cachecount].line1, "%i %s", serverlist_cache[serverlist_cachecount].info.ping, serverlist_cache[serverlist_cachecount].info.name );
                ServerList_ViewList_Insert( &serverlist_cache[serverlist_cachecount] );
@@ -387,7 +398,7 @@ int NetConn_Read(lhnetsocket_t *mysocket, void *data, int maxlength, lhnetaddres
                {
                        LHNETADDRESS_ToString(peeraddress, addressstring2, sizeof(addressstring2), true);
                        Con_Printf("LHNET_Read(%p (%s), %p, %i, %p) = %i from %s:\n", mysocket, addressstring, data, maxlength, peeraddress, length, addressstring2);
-                       Com_HexDumpToConsole(data, length);
+                       Com_HexDumpToConsole((unsigned char *)data, length);
                }
                else
                        Con_Printf("LHNET_Read(%p (%s), %p, %i, %p) = %i\n", mysocket, addressstring, data, maxlength, peeraddress, length);
@@ -410,7 +421,7 @@ int NetConn_Write(lhnetsocket_t *mysocket, const void *data, int length, const l
                LHNETADDRESS_ToString(LHNET_AddressFromSocket(mysocket), addressstring, sizeof(addressstring), true);
                LHNETADDRESS_ToString(peeraddress, addressstring2, sizeof(addressstring2), true);
                Con_Printf("LHNET_Write(%p (%s), %p, %i, %p (%s)) = %i%s\n", mysocket, addressstring, data, length, peeraddress, addressstring2, length, ret == length ? "" : " (ERROR)");
-               Com_HexDumpToConsole(data, length);
+               Com_HexDumpToConsole((unsigned char *)data, length);
        }
        return ret;
 }
@@ -418,7 +429,7 @@ int NetConn_Write(lhnetsocket_t *mysocket, const void *data, int length, const l
 int NetConn_WriteString(lhnetsocket_t *mysocket, const char *string, const lhnetaddress_t *peeraddress)
 {
        // note this does not include the trailing NULL because we add that in the parser
-       return NetConn_Write(mysocket, string, strlen(string), peeraddress);
+       return NetConn_Write(mysocket, string, (int)strlen(string), peeraddress);
 }
 
 int NetConn_SendReliableMessage(netconn_t *conn, sizebuf_t *data)
@@ -430,13 +441,22 @@ int NetConn_SendReliableMessage(netconn_t *conn, sizebuf_t *data)
 
 //#ifdef DEBUG
        if (data->cursize == 0)
-               Sys_Error("Datagram_SendMessage: zero length message\n");
+       {
+               Con_Printf ("Datagram_SendMessage: zero length message\n");
+               return -1;
+       }
 
        if (data->cursize > (int)sizeof(conn->sendMessage))
-               Sys_Error("Datagram_SendMessage: message too big (%u > %u)\n", data->cursize, sizeof(conn->sendMessage));
+       {
+               Con_Printf ("Datagram_SendMessage: message too big (%u > %u)\n", data->cursize, sizeof(conn->sendMessage));
+               return -1;
+       }
 
        if (conn->canSend == false)
-               Sys_Error("SendMessage: called with canSend == false\n");
+       {
+               Con_Printf ("SendMessage: called with canSend == false\n");
+               return -1;
+       }
 //#endif
 
        memcpy(conn->sendMessage, data->data, data->cursize);
@@ -455,7 +475,7 @@ int NetConn_SendReliableMessage(netconn_t *conn, sizebuf_t *data)
 
        packetLen = NET_HEADERSIZE + dataLen;
 
-       header = (void *)sendbuffer;
+       header = (unsigned int *)sendbuffer;
        header[0] = BigLong(packetLen | (NETFLAG_DATA | eom));
        header[1] = BigLong(conn->sendSequence);
        memcpy(sendbuffer + NET_HEADERSIZE, conn->sendMessage, dataLen);
@@ -494,7 +514,7 @@ static void NetConn_SendMessageNext(netconn_t *conn)
 
                packetLen = NET_HEADERSIZE + dataLen;
 
-               header = (void *)sendbuffer;
+               header = (unsigned int *)sendbuffer;
                header[0] = BigLong(packetLen | (NETFLAG_DATA | eom));
                header[1] = BigLong(conn->sendSequence);
                memcpy(sendbuffer + NET_HEADERSIZE, conn->sendMessage, dataLen);
@@ -532,7 +552,7 @@ static void NetConn_ReSendMessage(netconn_t *conn)
 
                packetLen = NET_HEADERSIZE + dataLen;
 
-               header = (void *)sendbuffer;
+               header = (unsigned int *)sendbuffer;
                header[0] = BigLong(packetLen | (NETFLAG_DATA | eom));
                header[1] = BigLong(conn->sendSequence - 1);
                memcpy(sendbuffer + NET_HEADERSIZE, conn->sendMessage, dataLen);
@@ -555,19 +575,25 @@ qboolean NetConn_CanSendMessage(netconn_t *conn)
 int NetConn_SendUnreliableMessage(netconn_t *conn, sizebuf_t *data)
 {
        int packetLen;
-       int *header;
+       unsigned int *header;
 
        packetLen = NET_HEADERSIZE + data->cursize;
 
 //#ifdef DEBUG
        if (data->cursize == 0)
-               Sys_Error("Datagram_SendUnreliableMessage: zero length message\n");
+       {
+               Con_Printf ("Datagram_SendUnreliableMessage: zero length message\n");
+               return -1;
+       }
 
        if (packetLen > (int)sizeof(sendbuffer))
-               Sys_Error("Datagram_SendUnreliableMessage: message too big %u\n", data->cursize);
+       {
+               Con_Printf ("Datagram_SendUnreliableMessage: message too big %u\n", data->cursize);
+               return -1;
+       }
 //#endif
 
-       header = (void *)sendbuffer;
+       header = (unsigned int *)sendbuffer;
        header[0] = BigLong(packetLen | NETFLAG_UNRELIABLE);
        header[1] = BigLong(conn->unreliableSendSequence);
        memcpy(sendbuffer + NET_HEADERSIZE, data->data, data->cursize);
@@ -636,29 +662,40 @@ void NetConn_OpenServerPort(const char *addressstring, int defaultport)
 {
        lhnetaddress_t address;
        lhnetsocket_t *s;
+       int port;
        char addressstring2[1024];
-       if (LHNETADDRESS_FromString(&address, addressstring, defaultport))
+
+       for (port = defaultport; port <= defaultport + 100; port++)
        {
-               if ((s = LHNET_OpenSocket_Connectionless(&address)))
+               if (LHNETADDRESS_FromString(&address, addressstring, port))
                {
-                       sv_sockets[sv_numsockets++] = s;
-                       LHNETADDRESS_ToString(LHNET_AddressFromSocket(s), addressstring2, sizeof(addressstring2), true);
-                       Con_Printf("Server listening on address %s\n", addressstring2);
+                       if ((s = LHNET_OpenSocket_Connectionless(&address)))
+                       {
+                               sv_sockets[sv_numsockets++] = s;
+                               LHNETADDRESS_ToString(LHNET_AddressFromSocket(s), addressstring2, sizeof(addressstring2), true);
+                               Con_Printf("Server listening on address %s\n", addressstring2);
+                               break;
+                       }
+                       else
+                       {
+                               LHNETADDRESS_ToString(&address, addressstring2, sizeof(addressstring2), true);
+                               Con_Printf("Server failed to open socket on address %s\n", addressstring2);
+                       }
                }
                else
                {
-                       LHNETADDRESS_ToString(&address, addressstring2, sizeof(addressstring2), true);
-                       Con_Printf("Server failed to open socket on address %s\n", addressstring2);
+                       Con_Printf("Server unable to parse address %s\n", addressstring);
+                       // if it cant parse one address, it wont be able to parse another for sure
+                       break;
                }
        }
-       else
-               Con_Printf("Server unable to parse address %s\n", addressstring);
 }
 
 void NetConn_OpenServerPorts(int opennetports)
 {
        int port;
        NetConn_CloseServerPorts();
+       NetConn_UpdateSockets();
        port = bound(0, sv_netport.integer, 65535);
        if (port == 0)
                port = 26000;
@@ -673,7 +710,7 @@ void NetConn_OpenServerPorts(int opennetports)
                //NetConn_OpenServerPort(net_address_ipv6.string, port);
        }
        if (sv_numsockets == 0)
-               Host_Error("NetConn_OpenServerPorts: unable to open any ports!\n");
+               Host_Error("NetConn_OpenServerPorts: unable to open any ports!");
 }
 
 lhnetsocket_t *NetConn_ChooseClientSocketForAddress(lhnetaddress_t *address)
@@ -697,11 +734,14 @@ lhnetsocket_t *NetConn_ChooseServerSocketForAddress(lhnetaddress_t *address)
 netconn_t *NetConn_Open(lhnetsocket_t *mysocket, lhnetaddress_t *peeraddress)
 {
        netconn_t *conn;
-       conn = Mem_Alloc(netconn_mempool, sizeof(*conn));
+       conn = (netconn_t *)Mem_Alloc(netconn_mempool, sizeof(*conn));
        conn->mysocket = mysocket;
        conn->peeraddress = *peeraddress;
        conn->canSend = true;
        conn->lastMessageTime = realtime;
+       conn->message.data = conn->messagedata;
+       conn->message.maxsize = sizeof(conn->messagedata);
+       conn->message.cursize = 0;
        // LordHavoc: (inspired by ProQuake) use a short connect timeout to
        // reduce effectiveness of connection request floods
        conn->timeout = realtime + net_connecttimeout.value;
@@ -738,7 +778,7 @@ void NetConn_Close(netconn_t *conn)
 static int clientport = -1;
 static int clientport2 = -1;
 static int hostport = -1;
-static void NetConn_UpdateServerStuff(void)
+void NetConn_UpdateSockets(void)
 {
        if (cls.state != ca_dedicated)
        {
@@ -765,7 +805,7 @@ static void NetConn_UpdateServerStuff(void)
        }
 }
 
-int NetConn_ReceivedMessage(netconn_t *conn, qbyte *data, int length)
+int NetConn_ReceivedMessage(netconn_t *conn, unsigned char *data, int length)
 {
        unsigned int count;
        unsigned int flags;
@@ -846,13 +886,13 @@ int NetConn_ReceivedMessage(netconn_t *conn, qbyte *data, int length)
                                unsigned int temppacket[2];
                                temppacket[0] = BigLong(8 | NETFLAG_ACK);
                                temppacket[1] = BigLong(sequence);
-                               NetConn_Write(conn->mysocket, (qbyte *)temppacket, 8, &conn->peeraddress);
+                               NetConn_Write(conn->mysocket, (unsigned char *)temppacket, 8, &conn->peeraddress);
                                if (sequence == conn->receiveSequence)
                                {
                                        conn->lastMessageTime = realtime;
                                        conn->timeout = realtime + net_messagetimeout.value;
                                        conn->receiveSequence++;
-                                       if( conn->receiveMessageLength + length <= sizeof( conn->receiveMessage ) ) {
+                                       if( conn->receiveMessageLength + length <= (int)sizeof( conn->receiveMessage ) ) {
                                                memcpy(conn->receiveMessage + conn->receiveMessageLength, data, length);
                                                conn->receiveMessageLength += length;
                                        } else {
@@ -892,7 +932,7 @@ void NetConn_ConnectionEstablished(lhnetsocket_t *mysocket, lhnetaddress_t *peer
        CL_Disconnect();
        // if we're connecting to a remote server, shut down any local server
        if (LHNETADDRESS_GetAddressType(peeraddress) != LHNETADDRESSTYPE_LOOP && sv.active)
-               Host_ShutdownServer (false);
+               Host_ShutdownServer ();
        // allocate a net connection to keep track of things
        cls.netcon = NetConn_Open(mysocket, peeraddress);
        Con_Printf("Connection accepted to %s\n", cls.netcon->address);
@@ -910,7 +950,7 @@ int NetConn_IsLocalGame(void)
        return false;
 }
 
-int NetConn_ClientParsePacket(lhnetsocket_t *mysocket, qbyte *data, int length, lhnetaddress_t *peeraddress)
+int NetConn_ClientParsePacket(lhnetsocket_t *mysocket, unsigned char *data, int length, lhnetaddress_t *peeraddress)
 {
        int ret, c, control;
        const char *s;
@@ -965,7 +1005,7 @@ int NetConn_ClientParsePacket(lhnetsocket_t *mysocket, qbyte *data, int length,
                if (length >= 13 && !memcmp(string, "infoResponse\x0A", 13))
                {
                        serverlist_info_t *info;
-                       int i, n;
+                       int n;
                        double pingtime;
 
                        string += 13;
@@ -1016,23 +1056,8 @@ int NetConn_ClientParsePacket(lhnetsocket_t *mysocket, qbyte *data, int length,
                        // legacy/old stuff move it to the menu ASAP
 
                        // build description strings for the things users care about
-                       dpsnprintf(serverlist_cache[n].line1, sizeof(serverlist_cache[n].line1), "%5d%c%3u/%3u %-65.65s", (int)pingtime, info->protocol != NET_PROTOCOL_VERSION ? '*' : ' ', info->numplayers, info->maxplayers, info->name);
+                       dpsnprintf(serverlist_cache[n].line1, sizeof(serverlist_cache[n].line1), "%c%c%5d%c%c%c%3u/%3u %-65.65s", STRING_COLOR_TAG, pingtime >= 300 ? '1' : (pingtime >= 200 ? '3' : '7'), (int)pingtime, STRING_COLOR_TAG, STRING_COLOR_DEFAULT + '0', info->protocol != NET_PROTOCOL_VERSION ? '*' : ' ', info->numplayers, info->maxplayers, info->name);
                        dpsnprintf(serverlist_cache[n].line2, sizeof(serverlist_cache[n].line2), "%-21.21s %-19.19s %-17.17s %-20.20s", info->cname, info->game, info->mod, info->map);
-                       // if ping is especially high, display it as such
-                       if (pingtime >= 300)
-                       {
-                               // orange numbers (lower block)
-                               for (i = 0;i < 5;i++)
-                                       if (serverlist_cache[n].line1[i] != ' ')
-                                               serverlist_cache[n].line1[i] += 128;
-                       }
-                       else if (pingtime >= 200)
-                       {
-                               // yellow numbers (in upper block)
-                               for (i = 0;i < 5;i++)
-                                       if (serverlist_cache[n].line1[i] != ' ')
-                                               serverlist_cache[n].line1[i] -= 30;
-                       }
                        if( serverlist_cache[n].query == SQS_QUERIED ) {
                                ServerList_ViewList_Remove( &serverlist_cache[n] );
                        }
@@ -1134,7 +1159,7 @@ int NetConn_ClientParsePacket(lhnetsocket_t *mysocket, qbyte *data, int length,
                        if (developer.integer)
                                Con_Printf("Datagram_ParseConnectionless: received CCREP_REJECT from %s.\n", addressstring2);
                        cls.connect_trying = false;
-                       M_Update_Return_Reason(data);
+                       M_Update_Return_Reason((char *)data);
                        break;
 #if 0
                case CCREP_SERVER_INFO:
@@ -1223,7 +1248,7 @@ void NetConn_QueryQueueFrame(void)
        for( index = 0, queries = 0 ; index < serverlist_cachecount && queries < maxqueries ; index++ )
        {
                serverlist_entry_t *entry = &serverlist_cache[ index ];
-               if( entry->query != SQS_QUERYING ) 
+               if( entry->query != SQS_QUERYING )
                {
                        continue;
                }
@@ -1234,7 +1259,7 @@ void NetConn_QueryQueueFrame(void)
                        continue;
                }
 
-               if( entry->querycounter != (unsigned) net_slist_maxtries.integer ) 
+               if( entry->querycounter != (unsigned) net_slist_maxtries.integer )
                {
                        lhnetaddress_t address;
                        int socket;
@@ -1252,8 +1277,8 @@ void NetConn_QueryQueueFrame(void)
                                Con_Printf("querying %25s (%i. try)\n", entry->info.cname, entry->querycounter);
 
                        queries++;
-               } 
-               else 
+               }
+               else
                {
                        entry->query = SQS_TIMEDOUT;
                }
@@ -1265,7 +1290,7 @@ void NetConn_ClientFrame(void)
        int i, length;
        lhnetaddress_t peeraddress;
        netconn_t *conn;
-       NetConn_UpdateServerStuff();
+       NetConn_UpdateSockets();
        if (cls.connect_trying && cls.connect_nextsendtime < realtime)
        {
                if (cls.connect_remainingtries == 0)
@@ -1301,14 +1326,14 @@ void NetConn_ClientFrame(void)
        {
                Con_Print("Connection timed out\n");
                CL_Disconnect();
-               Host_ShutdownServer (false);
+               Host_ShutdownServer ();
        }
        for (conn = netconn_list;conn;conn = conn->next)
                NetConn_ReSendMessage(conn);
 }
 
 #define MAX_CHALLENGES 128
-struct
+struct challenge_s
 {
        lhnetaddress_t address;
        double time;
@@ -1331,10 +1356,83 @@ static void NetConn_BuildChallengeString(char *buffer, int bufferlength)
        buffer[i] = 0;
 }
 
+static qboolean NetConn_BuildStatusResponse(const char* challenge, char* out_msg, size_t out_size, qboolean fullstatus)
+{
+       unsigned int nb_clients = 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++;
+
+       // 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\\sv_maxclients\\%d"
+                                               "\\clients\\%d\\mapname\\%s\\hostname\\%s""\\protocol\\%d"
+                                               "%s%s"
+                                               "%s",
+                                               fullstatus ? "statusResponse" : "infoResponse",
+                                               gamename, com_modname, svs.maxclients,
+                                               nb_clients, sv.name, hostname.string, NET_PROTOCOL_VERSION,
+                                               challenge ? "\\challenge\\" : "", challenge ? challenge : "",
+                                               fullstatus ? "\n" : "");
+
+       // Make sure it fits in the buffer
+       if (length < 0)
+               return false;
+
+       if (fullstatus)
+       {
+               char *ptr;
+               int left;
+
+               ptr = out_msg + length;
+               left = (int)out_size - length;
+
+               for (i = 0;i < (unsigned int)svs.maxclients;i++)
+               {
+                       client_t *cl = &svs.clients[i];
+                       if (cl->active)
+                       {
+                               int nameind, cleanind;
+                               char curchar;
+                               char cleanname [sizeof(cl->name)];
+
+                               // Remove all characters '"' and '\' in the player name
+                               nameind = 0;
+                               cleanind = 0;
+                               do
+                               {
+                                       curchar = cl->name[nameind++];
+                                       if (curchar != '"' && curchar != '\\')
+                                       {
+                                               cleanname[cleanind++] = curchar;
+                                               if (cleanind == sizeof(cleanname) - 1)
+                                                       break;
+                                       }
+                               } while (curchar != '\0');
+
+                               length = dpsnprintf(ptr, left, "%d %d \"%s\"\n",
+                                                                       cl->frags,
+                                                                       (int)(cl->ping * 1000.0f),
+                                                                       cleanname);
+                               if(length < 0)
+                                       return false;
+                               left -= length;
+                               ptr += length;
+                       }
+               }
+       }
+
+       return true;
+}
+
 extern void SV_SendServerinfo (client_t *client);
-int NetConn_ServerParsePacket(lhnetsocket_t *mysocket, qbyte *data, int length, lhnetaddress_t *peeraddress)
+int NetConn_ServerParsePacket(lhnetsocket_t *mysocket, unsigned char *data, int length, lhnetaddress_t *peeraddress)
 {
-       int i, n, ret, clientnum, responselength, best;
+       int i, ret, clientnum, best;
        double besttime;
        client_t *client;
        netconn_t *conn;
@@ -1465,19 +1563,12 @@ int NetConn_ServerParsePacket(lhnetsocket_t *mysocket, qbyte *data, int length,
                        if (length >= 7 && !memcmp(string, "getinfo", 7))
                        {
                                const char *challenge = NULL;
+
                                // If there was a challenge in the getinfo message
                                if (length > 8 && string[7] == ' ')
                                        challenge = string + 8;
-                               for (i = 0, n = 0;i < svs.maxclients;i++)
-                                       if (svs.clients[i].active)
-                                               n++;
-                               responselength = dpsnprintf(response, sizeof(response), "\377\377\377\377infoResponse\x0A"
-                                                       "\\gamename\\%s\\modname\\%s\\sv_maxclients\\%d"
-                                                       "\\clients\\%d\\mapname\\%s\\hostname\\%s\\protocol\\%d%s%s",
-                                                       gamename, com_modname, svs.maxclients, n,
-                                                       sv.name, hostname.string, NET_PROTOCOL_VERSION, challenge ? "\\challenge\\" : "", challenge ? challenge : "");
-                               // does it fit in the buffer?
-                               if (responselength >= 0)
+
+                               if (NetConn_BuildStatusResponse(challenge, response, sizeof(response), false))
                                {
                                        if (developer.integer)
                                                Con_Printf("Sending reply to master %s - %s\n", addressstring2, response);
@@ -1485,6 +1576,22 @@ int NetConn_ServerParsePacket(lhnetsocket_t *mysocket, qbyte *data, int length,
                                }
                                return true;
                        }
+                       if (length >= 9 && !memcmp(string, "getstatus", 9))
+                       {
+                               const char *challenge = NULL;
+
+                               // If there was a challenge in the getinfo message
+                               if (length > 10 && string[9] == ' ')
+                                       challenge = string + 10;
+
+                               if (NetConn_BuildStatusResponse(challenge, response, sizeof(response), true))
+                               {
+                                       if (developer.integer)
+                                               Con_Printf("Sending reply to client %s - %s\n", addressstring2, response);
+                                       NetConn_WriteString(mysocket, response, peeraddress);
+                               }
+                               return true;
+                       }
                        /*
                        if (!strncmp(string, "ping", 4))
                        {
@@ -1721,7 +1828,7 @@ void NetConn_ServerFrame(void)
        int i, length;
        lhnetaddress_t peeraddress;
        netconn_t *conn;
-       NetConn_UpdateServerStuff();
+       NetConn_UpdateSockets();
        for (i = 0;i < sv_numsockets;i++)
                while (sv_sockets[i] && (length = NetConn_Read(sv_sockets[i], readbuffer, sizeof(readbuffer), &peeraddress)) > 0)
                        NetConn_ServerParsePacket(sv_sockets[i], readbuffer, length, &peeraddress);
@@ -1824,43 +1931,6 @@ void NetConn_Heartbeat(int priority)
        }
 }
 
-int NetConn_SendToAll(sizebuf_t *data, double blocktime)
-{
-       int i, count = 0;
-       qbyte sent[MAX_SCOREBOARD];
-
-       memset(sent, 0, sizeof(sent));
-
-       // simultaneously wait for the first CanSendMessage and send the message,
-       // then wait for a second CanSendMessage (verifying it was received), or
-       // the client drops and is no longer counted
-       // the loop aborts when either it runs out of clients to send to, or a
-       // timeout expires
-       blocktime += Sys_DoubleTime();
-       do
-       {
-               count = 0;
-               NetConn_ClientFrame();
-               NetConn_ServerFrame();
-               for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
-               {
-                       if (host_client->netconnection)
-                       {
-                               if (NetConn_CanSendMessage(host_client->netconnection))
-                               {
-                                       if (!sent[i])
-                                               NetConn_SendReliableMessage(host_client->netconnection, data);
-                                       sent[i] = true;
-                               }
-                               if (!NetConn_CanSendMessage(host_client->netconnection))
-                                       count++;
-                       }
-               }
-       }
-       while (count && Sys_DoubleTime() < blocktime);
-       return count;
-}
-
 static void Net_Heartbeat_f(void)
 {
        if (sv.active)
@@ -1910,9 +1980,9 @@ void NetConn_Init(void)
        int i;
        lhnetaddress_t tempaddress;
        netconn_mempool = Mem_AllocPool("network connections", 0, NULL);
-       Cmd_AddCommand("net_stats", Net_Stats_f);
-       Cmd_AddCommand("net_slist", Net_Slist_f);
-       Cmd_AddCommand("heartbeat", Net_Heartbeat_f);
+       Cmd_AddCommand("net_stats", Net_Stats_f, "print network statistics");
+       Cmd_AddCommand("net_slist", Net_Slist_f, "query master series and print all server information");
+       Cmd_AddCommand("heartbeat", Net_Heartbeat_f, "send a heartbeat to the master server (updates your server information)");
        Cvar_RegisterVariable(&net_slist_queriespersecond);
        Cvar_RegisterVariable(&net_slist_queriesperframe);
        Cvar_RegisterVariable(&net_slist_timeout);