diff options
Diffstat (limited to 'ioq3-r437/src/server/sv_client.c')
| -rw-r--r-- | ioq3-r437/src/server/sv_client.c | 1538 |
1 files changed, 0 insertions, 1538 deletions
diff --git a/ioq3-r437/src/server/sv_client.c b/ioq3-r437/src/server/sv_client.c deleted file mode 100644 index d7a755b5..00000000 --- a/ioq3-r437/src/server/sv_client.c +++ /dev/null @@ -1,1538 +0,0 @@ -/* -=========================================================================== -Copyright (C) 1999-2005 Id Software, Inc. - -This file is part of Quake III Arena source code. - -Quake III Arena source code is free software; you can redistribute it -and/or modify it under the terms of the GNU General Public License as -published by the Free Software Foundation; either version 2 of the License, -or (at your option) any later version. - -Quake III Arena source code is distributed in the hope that it will be -useful, but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with Quake III Arena source code; if not, write to the Free Software -Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA -=========================================================================== -*/ -// sv_client.c -- server code for dealing with clients - -#include "server.h" - -static void SV_CloseDownload( client_t *cl ); - -/* -================= -SV_GetChallenge - -A "getchallenge" OOB command has been received -Returns a challenge number that can be used -in a subsequent connectResponse command. -We do this to prevent denial of service attacks that -flood the server with invalid connection IPs. With a -challenge, they must give a valid IP address. - -If we are authorizing, a challenge request will cause a packet -to be sent to the authorize server. - -When an authorizeip is returned, a challenge response will be -sent to that ip. -================= -*/ -void SV_GetChallenge( netadr_t from ) { - int i; - int oldest; - int oldestTime; - challenge_t *challenge; - - // ignore if we are in single player - if ( Cvar_VariableValue( "g_gametype" ) == GT_SINGLE_PLAYER || Cvar_VariableValue("ui_singlePlayerActive")) { - return; - } - - oldest = 0; - oldestTime = 0x7fffffff; - - // see if we already have a challenge for this ip - challenge = &svs.challenges[0]; - for (i = 0 ; i < MAX_CHALLENGES ; i++, challenge++) { - if ( !challenge->connected && NET_CompareAdr( from, challenge->adr ) ) { - break; - } - if ( challenge->time < oldestTime ) { - oldestTime = challenge->time; - oldest = i; - } - } - - if (i == MAX_CHALLENGES) { - // this is the first time this client has asked for a challenge - challenge = &svs.challenges[oldest]; - - challenge->challenge = ( (rand() << 16) ^ rand() ) ^ svs.time; - challenge->adr = from; - challenge->firstTime = svs.time; - challenge->time = svs.time; - challenge->connected = qfalse; - i = oldest; - } - - // if they are on a lan address, send the challengeResponse immediately - if ( Sys_IsLANAddress( from ) ) { - challenge->pingTime = svs.time; - NET_OutOfBandPrint( NS_SERVER, from, "challengeResponse %i", challenge->challenge ); - return; - } - - // look up the authorize server's IP - if ( !svs.authorizeAddress.ip[0] && svs.authorizeAddress.type != NA_BAD ) { - Com_Printf( "Resolving %s\n", AUTHORIZE_SERVER_NAME ); - if ( !NET_StringToAdr( AUTHORIZE_SERVER_NAME, &svs.authorizeAddress ) ) { - Com_Printf( "Couldn't resolve address\n" ); - return; - } - svs.authorizeAddress.port = BigShort( PORT_AUTHORIZE ); - Com_Printf( "%s resolved to %i.%i.%i.%i:%i\n", AUTHORIZE_SERVER_NAME, - svs.authorizeAddress.ip[0], svs.authorizeAddress.ip[1], - svs.authorizeAddress.ip[2], svs.authorizeAddress.ip[3], - BigShort( svs.authorizeAddress.port ) ); - } - - // if they have been challenging for a long time and we - // haven't heard anything from the authorize server, go ahead and - // let them in, assuming the id server is down - if ( svs.time - challenge->firstTime > AUTHORIZE_TIMEOUT ) { - Com_DPrintf( "authorize server timed out\n" ); - - challenge->pingTime = svs.time; - NET_OutOfBandPrint( NS_SERVER, challenge->adr, - "challengeResponse %i", challenge->challenge ); - return; - } - - // otherwise send their ip to the authorize server - if ( svs.authorizeAddress.type != NA_BAD ) { - cvar_t *fs; - char game[1024]; - - Com_DPrintf( "sending getIpAuthorize for %s\n", NET_AdrToString( from )); - - strcpy(game, BASEGAME); - fs = Cvar_Get ("fs_game", "", CVAR_INIT|CVAR_SYSTEMINFO ); - if (fs && fs->string[0] != 0) { - strcpy(game, fs->string); - } - - // the 0 is for backwards compatibility with obsolete sv_allowanonymous flags - // getIpAuthorize <challenge> <IP> <game> 0 <auth-flag> - NET_OutOfBandPrint( NS_SERVER, svs.authorizeAddress, - "getIpAuthorize %i %i.%i.%i.%i %s 0 %s", svs.challenges[i].challenge, - from.ip[0], from.ip[1], from.ip[2], from.ip[3], game, sv_strictAuth->string ); - } -} - -/* -==================== -SV_AuthorizeIpPacket - -A packet has been returned from the authorize server. -If we have a challenge adr for that ip, send the -challengeResponse to it -==================== -*/ -void SV_AuthorizeIpPacket( netadr_t from ) { - int challenge; - int i; - char *s; - char *r; - char ret[1024]; - - if ( !NET_CompareBaseAdr( from, svs.authorizeAddress ) ) { - Com_Printf( "SV_AuthorizeIpPacket: not from authorize server\n" ); - return; - } - - challenge = atoi( Cmd_Argv( 1 ) ); - - for (i = 0 ; i < MAX_CHALLENGES ; i++) { - if ( svs.challenges[i].challenge == challenge ) { - break; - } - } - if ( i == MAX_CHALLENGES ) { - Com_Printf( "SV_AuthorizeIpPacket: challenge not found\n" ); - return; - } - - // send a packet back to the original client - svs.challenges[i].pingTime = svs.time; - s = Cmd_Argv( 2 ); - r = Cmd_Argv( 3 ); // reason - - if ( !Q_stricmp( s, "demo" ) ) { - if ( Cvar_VariableValue( "fs_restrict" ) ) { - // a demo client connecting to a demo server - NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, - "challengeResponse %i", svs.challenges[i].challenge ); - return; - } - // they are a demo client trying to connect to a real server - NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, "print\nServer is not a demo server\n" ); - // clear the challenge record so it won't timeout and let them through - Com_Memset( &svs.challenges[i], 0, sizeof( svs.challenges[i] ) ); - return; - } - if ( !Q_stricmp( s, "accept" ) ) { - NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, - "challengeResponse %i", svs.challenges[i].challenge ); - return; - } - if ( !Q_stricmp( s, "unknown" ) ) { - if (!r) { - NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, "print\nAwaiting CD key authorization\n" ); - } else { - sprintf(ret, "print\n%s\n", r); - NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, ret ); - } - // clear the challenge record so it won't timeout and let them through - Com_Memset( &svs.challenges[i], 0, sizeof( svs.challenges[i] ) ); - return; - } - - // authorization failed - if (!r) { - NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, "print\nSomeone is using this CD Key\n" ); - } else { - sprintf(ret, "print\n%s\n", r); - NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, ret ); - } - - // clear the challenge record so it won't timeout and let them through - Com_Memset( &svs.challenges[i], 0, sizeof( svs.challenges[i] ) ); -} - -/* -================== -SV_DirectConnect - -A "connect" OOB command has been received -================== -*/ - -#define PB_MESSAGE "PunkBuster Anti-Cheat software must be installed " \ - "and Enabled in order to join this server. An updated game patch can be downloaded from " \ - "www.idsoftware.com" - -void SV_DirectConnect( netadr_t from ) { - char userinfo[MAX_INFO_STRING]; - int i; - client_t *cl, *newcl; - client_t temp; - sharedEntity_t *ent; - int clientNum; - int version; - int qport; - int challenge; - char *password; - int startIndex; - int denied; - int count; - - Com_DPrintf ("SVC_DirectConnect ()\n"); - - Q_strncpyz( userinfo, Cmd_Argv(1), sizeof(userinfo) ); - - version = atoi( Info_ValueForKey( userinfo, "protocol" ) ); - if ( version != PROTOCOL_VERSION ) { - NET_OutOfBandPrint( NS_SERVER, from, "print\nServer uses protocol version %i.\n", PROTOCOL_VERSION ); - Com_DPrintf (" rejected connect from version %i\n", version); - return; - } - - challenge = atoi( Info_ValueForKey( userinfo, "challenge" ) ); - qport = atoi( Info_ValueForKey( userinfo, "qport" ) ); - - // quick reject - for (i=0,cl=svs.clients ; i < sv_maxclients->integer ; i++,cl++) { - if ( cl->state == CS_FREE ) { - continue; - } - if ( NET_CompareBaseAdr( from, cl->netchan.remoteAddress ) - && ( cl->netchan.qport == qport - || from.port == cl->netchan.remoteAddress.port ) ) { - if (( svs.time - cl->lastConnectTime) - < (sv_reconnectlimit->integer * 1000)) { - Com_DPrintf ("%s:reconnect rejected : too soon\n", NET_AdrToString (from)); - return; - } - break; - } - } - - // see if the challenge is valid (LAN clients don't need to challenge) - if ( !NET_IsLocalAddress (from) ) { - int ping; - - for (i=0 ; i<MAX_CHALLENGES ; i++) { - if (NET_CompareAdr(from, svs.challenges[i].adr)) { - if ( challenge == svs.challenges[i].challenge ) { - break; // good - } - } - } - if (i == MAX_CHALLENGES) { - NET_OutOfBandPrint( NS_SERVER, from, "print\nNo or bad challenge for address.\n" ); - return; - } - // force the IP key/value pair so the game can filter based on ip - Info_SetValueForKey( userinfo, "ip", NET_AdrToString( from ) ); - - ping = svs.time - svs.challenges[i].pingTime; - Com_Printf( "Client %i connecting with %i challenge ping\n", i, ping ); - svs.challenges[i].connected = qtrue; - - // never reject a LAN client based on ping - if ( !Sys_IsLANAddress( from ) ) { - if ( sv_minPing->value && ping < sv_minPing->value ) { - // don't let them keep trying until they get a big delay - NET_OutOfBandPrint( NS_SERVER, from, "print\nServer is for high pings only\n" ); - Com_DPrintf ("Client %i rejected on a too low ping\n", i); - // reset the address otherwise their ping will keep increasing - // with each connect message and they'd eventually be able to connect - svs.challenges[i].adr.port = 0; - return; - } - if ( sv_maxPing->value && ping > sv_maxPing->value ) { - NET_OutOfBandPrint( NS_SERVER, from, "print\nServer is for low pings only\n" ); - Com_DPrintf ("Client %i rejected on a too high ping\n", i); - return; - } - } - } else { - // force the "ip" info key to "localhost" - Info_SetValueForKey( userinfo, "ip", "localhost" ); - } - - newcl = &temp; - Com_Memset (newcl, 0, sizeof(client_t)); - - // if there is already a slot for this ip, reuse it - for (i=0,cl=svs.clients ; i < sv_maxclients->integer ; i++,cl++) { - if ( cl->state == CS_FREE ) { - continue; - } - if ( NET_CompareBaseAdr( from, cl->netchan.remoteAddress ) - && ( cl->netchan.qport == qport - || from.port == cl->netchan.remoteAddress.port ) ) { - Com_Printf ("%s:reconnect\n", NET_AdrToString (from)); - newcl = cl; - - // this doesn't work because it nukes the players userinfo - -// // disconnect the client from the game first so any flags the -// // player might have are dropped -// VM_Call( gvm, GAME_CLIENT_DISCONNECT, newcl - svs.clients ); - // - goto gotnewcl; - } - } - - // find a client slot - // if "sv_privateClients" is set > 0, then that number - // of client slots will be reserved for connections that - // have "password" set to the value of "sv_privatePassword" - // Info requests will report the maxclients as if the private - // slots didn't exist, to prevent people from trying to connect - // to a full server. - // This is to allow us to reserve a couple slots here on our - // servers so we can play without having to kick people. - - // check for privateClient password - password = Info_ValueForKey( userinfo, "password" ); - if ( !strcmp( password, sv_privatePassword->string ) ) { - startIndex = 0; - } else { - // skip past the reserved slots - startIndex = sv_privateClients->integer; - } - - newcl = NULL; - for ( i = startIndex; i < sv_maxclients->integer ; i++ ) { - cl = &svs.clients[i]; - if (cl->state == CS_FREE) { - newcl = cl; - break; - } - } - - if ( !newcl ) { - if ( NET_IsLocalAddress( from ) ) { - count = 0; - for ( i = startIndex; i < sv_maxclients->integer ; i++ ) { - cl = &svs.clients[i]; - if (cl->netchan.remoteAddress.type == NA_BOT) { - count++; - } - } - // if they're all bots - if (count >= sv_maxclients->integer - startIndex) { - SV_DropClient(&svs.clients[sv_maxclients->integer - 1], "only bots on server"); - newcl = &svs.clients[sv_maxclients->integer - 1]; - } - else { - Com_Error( ERR_FATAL, "server is full on local connect\n" ); - return; - } - } - else { - NET_OutOfBandPrint( NS_SERVER, from, "print\nServer is full.\n" ); - Com_DPrintf ("Rejected a connection.\n"); - return; - } - } - - // we got a newcl, so reset the reliableSequence and reliableAcknowledge - cl->reliableAcknowledge = 0; - cl->reliableSequence = 0; - -gotnewcl: - // build a new connection - // accept the new client - // this is the only place a client_t is ever initialized - *newcl = temp; - clientNum = newcl - svs.clients; - ent = SV_GentityNum( clientNum ); - newcl->gentity = ent; - - // save the challenge - newcl->challenge = challenge; - - // save the address - Netchan_Setup (NS_SERVER, &newcl->netchan , from, qport); - // init the netchan queue - newcl->netchan_end_queue = &newcl->netchan_start_queue; - - // save the userinfo - Q_strncpyz( newcl->userinfo, userinfo, sizeof(newcl->userinfo) ); - - // get the game a chance to reject this connection or modify the userinfo - denied = VM_Call( gvm, GAME_CLIENT_CONNECT, clientNum, qtrue, qfalse ); // firstTime = qtrue - if ( denied ) { - // we can't just use VM_ArgPtr, because that is only valid inside a VM_Call - char *str = VM_ExplicitArgPtr( gvm, denied ); - - NET_OutOfBandPrint( NS_SERVER, from, "print\n%s\n", str ); - Com_DPrintf ("Game rejected a connection: %s.\n", str); - return; - } - - SV_UserinfoChanged( newcl ); - - // send the connect packet to the client - NET_OutOfBandPrint( NS_SERVER, from, "connectResponse" ); - - Com_DPrintf( "Going from CS_FREE to CS_CONNECTED for %s\n", newcl->name ); - - newcl->state = CS_CONNECTED; - newcl->nextSnapshotTime = svs.time; - newcl->lastPacketTime = svs.time; - newcl->lastConnectTime = svs.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; - - // if this was the first client on the server, or the last client - // the server can hold, send a heartbeat to the master. - count = 0; - for (i=0,cl=svs.clients ; i < sv_maxclients->integer ; i++,cl++) { - if ( svs.clients[i].state >= CS_CONNECTED ) { - count++; - } - } - if ( count == 1 || count == sv_maxclients->integer ) { - SV_Heartbeat_f(); - } -} - - -/* -===================== -SV_DropClient - -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 -- SV_FinalMessage() will handle that -===================== -*/ -void SV_DropClient( client_t *drop, const char *reason ) { - int i; - challenge_t *challenge; - - if ( drop->state == CS_ZOMBIE ) { - return; // already dropped - } - - if ( !drop->gentity || !(drop->gentity->r.svFlags & SVF_BOT) ) { - // see if we already have a challenge for this ip - challenge = &svs.challenges[0]; - - for (i = 0 ; i < MAX_CHALLENGES ; i++, challenge++) { - if ( NET_CompareAdr( drop->netchan.remoteAddress, challenge->adr ) ) { - challenge->connected = qfalse; - break; - } - } - } - - // Kill any download - SV_CloseDownload( drop ); - - // tell everyone why they got dropped - SV_SendServerCommand( NULL, "print \"%s" S_COLOR_WHITE " %s\n\"", drop->name, reason ); - - Com_DPrintf( "Going to CS_ZOMBIE for %s\n", drop->name ); - drop->state = CS_ZOMBIE; // become free in a few seconds - - if (drop->download) { - FS_FCloseFile( drop->download ); - drop->download = 0; - } - - // call the prog function for removing a client - // this will remove the body, among other things - VM_Call( gvm, GAME_CLIENT_DISCONNECT, drop - svs.clients ); - - // add the disconnect command - SV_SendServerCommand( drop, "disconnect \"%s\"", reason); - - if ( drop->netchan.remoteAddress.type == NA_BOT ) { - SV_BotFreeClient( drop - svs.clients ); - } - - // nuke user info - SV_SetUserinfo( drop - svs.clients, "" ); - - // if this was the last client on the server, send a heartbeat - // to the master so it is known the server is empty - // send a heartbeat now so the master will get up to date info - // if there is already a slot for this ip, reuse it - for (i=0 ; i < sv_maxclients->integer ; i++ ) { - if ( svs.clients[i].state >= CS_CONNECTED ) { - break; - } - } - if ( i == sv_maxclients->integer ) { - SV_Heartbeat_f(); - } -} - -/* -================ -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 SV_SendClientGameState( client_t *client ) { - int start; - entityState_t *base, nullstate; - msg_t msg; - byte msgBuffer[MAX_MSGLEN]; - - Com_DPrintf ("SV_SendClientGameState() for %s\n", client->name); - Com_DPrintf( "Going from CS_CONNECTED to CS_PRIMED for %s\n", client->name ); - client->state = CS_PRIMED; - client->pureAuthentic = 0; - client->gotCP = qfalse; - - // 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 - client->gamestateMessageNum = client->netchan.outgoingSequence; - - MSG_Init( &msg, msgBuffer, sizeof( msgBuffer ) ); - - // NOTE, MRE: all server->client messages now acknowledge - // let the client know which reliable clientCommands we have received - MSG_WriteLong( &msg, client->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 - SV_UpdateServerCommandsToClient( client, &msg ); - - // send the gamestate - MSG_WriteByte( &msg, svc_gamestate ); - MSG_WriteLong( &msg, client->reliableSequence ); - - // write the configstrings - for ( start = 0 ; start < MAX_CONFIGSTRINGS ; start++ ) { - if (sv.configstrings[start][0]) { - MSG_WriteByte( &msg, svc_configstring ); - MSG_WriteShort( &msg, start ); - MSG_WriteBigString( &msg, sv.configstrings[start] ); - } - } - - // write the baselines - Com_Memset( &nullstate, 0, sizeof( nullstate ) ); - for ( start = 0 ; start < MAX_GENTITIES; start++ ) { - base = &sv.svEntities[start].baseline; - if ( !base->number ) { - continue; - } - MSG_WriteByte( &msg, svc_baseline ); - MSG_WriteDeltaEntity( &msg, &nullstate, base, qtrue ); - } - - MSG_WriteByte( &msg, svc_EOF ); - - MSG_WriteLong( &msg, client - svs.clients); - - // write the checksum feed - MSG_WriteLong( &msg, sv.checksumFeed); - - // deliver this to the client - SV_SendMessageToClient( &msg, client ); -} - - -/* -================== -SV_ClientEnterWorld -================== -*/ -void SV_ClientEnterWorld( client_t *client, usercmd_t *cmd ) { - int clientNum; - sharedEntity_t *ent; - - Com_DPrintf( "Going from CS_PRIMED to CS_ACTIVE for %s\n", client->name ); - client->state = CS_ACTIVE; - - // set up the entity for the client - clientNum = client - svs.clients; - ent = SV_GentityNum( clientNum ); - ent->s.number = clientNum; - client->gentity = ent; - - client->deltaMessage = -1; - client->nextSnapshotTime = svs.time; // generate a snapshot immediately - client->lastUsercmd = *cmd; - - // call the game begin function - VM_Call( gvm, GAME_CLIENT_BEGIN, client - svs.clients ); -} - -/* -============================================================ - -CLIENT COMMAND EXECUTION - -============================================================ -*/ - -/* -================== -SV_CloseDownload - -clear/free any download vars -================== -*/ -static void SV_CloseDownload( client_t *cl ) { - int i; - - // EOF - if (cl->download) { - FS_FCloseFile( cl->download ); - } - cl->download = 0; - *cl->downloadName = 0; - - // Free the temporary buffer space - for (i = 0; i < MAX_DOWNLOAD_WINDOW; i++) { - if (cl->downloadBlocks[i]) { - Z_Free( cl->downloadBlocks[i] ); - cl->downloadBlocks[i] = NULL; - } - } - -} - -/* -================== -SV_StopDownload_f - -Abort a download if in progress -================== -*/ -void SV_StopDownload_f( client_t *cl ) { - if (*cl->downloadName) - Com_DPrintf( "clientDownload: %d : file \"%s\" aborted\n", cl - svs.clients, cl->downloadName ); - - SV_CloseDownload( cl ); -} - -/* -================== -SV_DoneDownload_f - -Downloads are finished -================== -*/ -void SV_DoneDownload_f( client_t *cl ) { - Com_DPrintf( "clientDownload: %s Done\n", cl->name); - // resend the game state to update any clients that entered during the download - SV_SendClientGameState(cl); -} - -/* -================== -SV_NextDownload_f - -The argument will be the last acknowledged block from the client, it should be -the same as cl->downloadClientBlock -================== -*/ -void SV_NextDownload_f( client_t *cl ) -{ - int block = atoi( Cmd_Argv(1) ); - - if (block == cl->downloadClientBlock) { - Com_DPrintf( "clientDownload: %d : client acknowledge of block %d\n", cl - svs.clients, block ); - - // Find out if we are done. A zero-length block indicates EOF - if (cl->downloadBlockSize[cl->downloadClientBlock % MAX_DOWNLOAD_WINDOW] == 0) { - Com_Printf( "clientDownload: %d : file \"%s\" completed\n", cl - svs.clients, cl->downloadName ); - SV_CloseDownload( cl ); - return; - } - - cl->downloadSendTime = svs.time; - cl->downloadClientBlock++; - return; - } - // We aren't getting an acknowledge for the correct block, drop the client - // FIXME: this is bad... the client will never parse the disconnect message - // because the cgame isn't loaded yet - SV_DropClient( cl, "broken download" ); -} - -/* -================== -SV_BeginDownload_f -================== -*/ -void SV_BeginDownload_f( client_t *cl ) { - - // Kill any existing download - SV_CloseDownload( cl ); - - // cl->downloadName is non-zero now, SV_WriteDownloadToClient will see this and open - // the file itself - Q_strncpyz( cl->downloadName, Cmd_Argv(1), sizeof(cl->downloadName) ); -} - -/* -================== -SV_WriteDownloadToClient - -Check to see if the client wants a file, open it if needed and start pumping the client -Fill up msg with data -================== -*/ -void SV_WriteDownloadToClient( client_t *cl , msg_t *msg ) -{ - int curindex; - int rate; - int blockspersnap; - int idPack, missionPack; - char errorMessage[1024]; - - if (!*cl->downloadName) - return; // Nothing being downloaded - - if (!cl->download) { - // We open the file here - - Com_Printf( "clientDownload: %d : begining \"%s\"\n", cl - svs.clients, cl->downloadName ); - - missionPack = FS_idPak(cl->downloadName, "missionpack"); - idPack = missionPack || FS_idPak(cl->downloadName, "baseq3"); - - if ( !sv_allowDownload->integer || idPack || - ( cl->downloadSize = FS_SV_FOpenFileRead( cl->downloadName, &cl->download ) ) <= 0 ) { - // cannot auto-download file - if (idPack) { - Com_Printf("clientDownload: %d : \"%s\" cannot download id pk3 files\n", cl - svs.clients, cl->downloadName); - if (missionPack) { - Com_sprintf(errorMessage, sizeof(errorMessage), "Cannot autodownload Team Arena file \"%s\"\n" - "The Team Arena mission pack can be found in your local game store.", cl->downloadName); - } - else { - Com_sprintf(errorMessage, sizeof(errorMessage), "Cannot autodownload id pk3 file \"%s\"", cl->downloadName); - } - } else if ( !sv_allowDownload->integer ) { - Com_Printf("clientDownload: %d : \"%s\" download disabled", cl - svs.clients, cl->downloadName); - if (sv_pure->integer) { - Com_sprintf(errorMessage, sizeof(errorMessage), "Could not download \"%s\" because autodownloading is disabled on the server.\n\n" - "You will need to get this file elsewhere before you " - "can connect to this pure server.\n", cl->downloadName); - } else { - Com_sprintf(errorMessage, sizeof(errorMessage), "Could not download \"%s\" because autodownloading is disabled on the server.\n\n" - "The server you are connecting to is not a pure server, " - "set autodownload to No in your settings and you might be " - "able to join the game anyway.\n", cl->downloadName); - } - } else { - // NOTE TTimo this is NOT supposed to happen unless bug in our filesystem scheme? - // if the pk3 is referenced, it must have been found somewhere in the filesystem - Com_Printf("clientDownload: %d : \"%s\" file not found on server\n", cl - svs.clients, cl->downloadName); - Com_sprintf(errorMessage, sizeof(errorMessage), "File \"%s\" not found on server for autodownloading.\n", cl->downloadName); - } - MSG_WriteByte( msg, svc_download ); - MSG_WriteShort( msg, 0 ); // client is expecting block zero - MSG_WriteLong( msg, -1 ); // illegal file size - MSG_WriteString( msg, errorMessage ); - - *cl->downloadName = 0; - return; - } - - // Init - cl->downloadCurrentBlock = cl->downloadClientBlock = cl->downloadXmitBlock = 0; - cl->downloadCount = 0; - cl->downloadEOF = qfalse; - } - - // Perform any reads that we need to - while (cl->downloadCurrentBlock - cl->downloadClientBlock < MAX_DOWNLOAD_WINDOW && - cl->downloadSize != cl->downloadCount) { - - curindex = (cl->downloadCurrentBlock % MAX_DOWNLOAD_WINDOW); - - if (!cl->downloadBlocks[curindex]) - cl->downloadBlocks[curindex] = Z_Malloc( MAX_DOWNLOAD_BLKSIZE ); - - cl->downloadBlockSize[curindex] = FS_Read( cl->downloadBlocks[curindex], MAX_DOWNLOAD_BLKSIZE, cl->download ); - - if (cl->downloadBlockSize[curindex] < 0) { - // EOF right now - cl->downloadCount = cl->downloadSize; - break; - } - - cl->downloadCount += cl->downloadBlockSize[curindex]; - - // Load in next block - cl->downloadCurrentBlock++; - } - - // Check to see if we have eof condition and add the EOF block - if (cl->downloadCount == cl->downloadSize && - !cl->downloadEOF && - cl->downloadCurrentBlock - cl->downloadClientBlock < MAX_DOWNLOAD_WINDOW) { - - cl->downloadBlockSize[cl->downloadCurrentBlock % MAX_DOWNLOAD_WINDOW] = 0; - cl->downloadCurrentBlock++; - - cl->downloadEOF = qtrue; // We have added the EOF block - } - - // Loop up to window size times based on how many blocks we can fit in the - // client snapMsec and rate - - // based on the rate, how many bytes can we fit in the snapMsec time of the client - // normal rate / snapshotMsec calculation - rate = cl->rate; - if ( sv_maxRate->integer ) { - if ( sv_maxRate->integer < 1000 ) { - Cvar_Set( "sv_MaxRate", "1000" ); - } - if ( sv_maxRate->integer < rate ) { - rate = sv_maxRate->integer; - } - } - - if (!rate) { - blockspersnap = 1; - } else { - blockspersnap = ( (rate * cl->snapshotMsec) / 1000 + MAX_DOWNLOAD_BLKSIZE ) / - MAX_DOWNLOAD_BLKSIZE; - } - - if (blockspersnap < 0) - blockspersnap = 1; - - while (blockspersnap--) { - - // Write out the next section of the file, if we have already reached our window, - // automatically start retransmitting - - if (cl->downloadClientBlock == cl->downloadCurrentBlock) - return; // Nothing to transmit - - if (cl->downloadXmitBlock == cl->downloadCurrentBlock) { - // We have transmitted the complete window, should we start resending? - - //FIXME: This uses a hardcoded one second timeout for lost blocks - //the timeout should be based on client rate somehow - if (svs.time - cl->downloadSendTime > 1000) - cl->downloadXmitBlock = cl->downloadClientBlock; - else - return; - } - - // Send current block - curindex = (cl->downloadXmitBlock % MAX_DOWNLOAD_WINDOW); - - MSG_WriteByte( msg, svc_download ); - MSG_WriteShort( msg, cl->downloadXmitBlock ); - - // block zero is special, contains file size - if ( cl->downloadXmitBlock == 0 ) - MSG_WriteLong( msg, cl->downloadSize ); - - MSG_WriteShort( msg, cl->downloadBlockSize[curindex] ); - - // Write the block - if ( cl->downloadBlockSize[curindex] ) { - MSG_WriteData( msg, cl->downloadBlocks[curindex], cl->downloadBlockSize[curindex] ); - } - - Com_DPrintf( "clientDownload: %d : writing block %d\n", cl - svs.clients, cl->downloadXmitBlock ); - - // Move on to the next block - // It will get sent with next snap shot. The rate will keep us in line. - cl->downloadXmitBlock++; - - cl->downloadSendTime = svs.time; - } -} - -/* -================= -SV_Disconnect_f - -The client is going to disconnect, so remove the connection immediately FIXME: move to game? -================= -*/ -static void SV_Disconnect_f( client_t *cl ) { - SV_DropClient( cl, "disconnected" ); -} - -/* -================= -SV_VerifyPaks_f - -If we are pure, disconnect the client if they do no meet the following conditions: - -1. the first two checksums match our view of cgame and ui -2. there are no any additional checksums that we do not have - -This routine would be a bit simpler with a goto but i abstained - -================= -*/ -static void SV_VerifyPaks_f( client_t *cl ) { - int nChkSum1, nChkSum2, nClientPaks, nServerPaks, i, j, nCurArg; - int nClientChkSum[1024]; - int nServerChkSum[1024]; - const char *pPaks, *pArg; - qboolean bGood = qtrue; - - // if we are pure, we "expect" the client to load certain things from - // certain pk3 files, namely we want the client to have loaded the - // ui and cgame that we think should be loaded based on the pure setting - // - if ( sv_pure->integer != 0 ) { - - bGood = qtrue; - nChkSum1 = nChkSum2 = 0; - // we run the game, so determine which cgame and ui the client "should" be running - bGood = (FS_FileIsInPAK("vm/cgame.qvm", &nChkSum1) == 1); - if (bGood) - bGood = (FS_FileIsInPAK("vm/ui.qvm", &nChkSum2) == 1); - - nClientPaks = Cmd_Argc(); - - // start at arg 2 ( skip serverId cl_paks ) - nCurArg = 1; - - pArg = Cmd_Argv(nCurArg++); - if(!pArg) { - bGood = qfalse; - } - else - { - // https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=475 - // we may get incoming cp sequences from a previous checksumFeed, which we need to ignore - // since serverId is a frame count, it always goes up - if (atoi(pArg) < sv.checksumFeedServerId) - { - Com_DPrintf("ignoring outdated cp command from client %s\n", cl->name); - return; - } - } - - // we basically use this while loop to avoid using 'goto' :) - while (bGood) { - - // must be at least 6: "cl_paks cgame ui @ firstref ... numChecksums" - // numChecksums is encoded - if (nClientPaks < 6) { - bGood = qfalse; - break; - } - // verify first to be the cgame checksum - pArg = Cmd_Argv(nCurArg++); - if (!pArg || *pArg == '@' || atoi(pArg) != nChkSum1 ) { - bGood = qfalse; - break; - } - // verify the second to be the ui checksum - pArg = Cmd_Argv(nCurArg++); - if (!pArg || *pArg == '@' || atoi(pArg) != nChkSum2 ) { - bGood = qfalse; - break; - } - // should be sitting at the delimeter now - pArg = Cmd_Argv(nCurArg++); - if (*pArg != '@') { - bGood = qfalse; - break; - } - // store checksums since tokenization is not re-entrant - for (i = 0; nCurArg < nClientPaks; i++) { - nClientChkSum[i] = atoi(Cmd_Argv(nCurArg++)); - } - - // store number to compare against (minus one cause the last is the number of checksums) - nClientPaks = i - 1; - - // make sure none of the client check sums are the same - // so the client can't send 5 the same checksums - for (i = 0; i < nClientPaks; i++) { - for (j = 0; j < nClientPaks; j++) { - if (i == j) - continue; - if (nClientChkSum[i] == nClientChkSum[j]) { - bGood = qfalse; - break; - } - } - if (bGood == qfalse) - break; - } - if (bGood == qfalse) - break; - - // get the pure checksums of the pk3 files loaded by the server - pPaks = FS_LoadedPakPureChecksums(); - Cmd_TokenizeString( pPaks ); - nServerPaks = Cmd_Argc(); - if (nServerPaks > 1024) - nServerPaks = 1024; - - for (i = 0; i < nServerPaks; i++) { - nServerChkSum[i] = atoi(Cmd_Argv(i)); - } - - // check if the client has provided any pure checksums of pk3 files not loaded by the server - for (i = 0; i < nClientPaks; i++) { - for (j = 0; j < nServerPaks; j++) { - if (nClientChkSum[i] == nServerChkSum[j]) { - break; - } - } - if (j >= nServerPaks) { - bGood = qfalse; - break; - } - } - if ( bGood == qfalse ) { - break; - } - - // check if the number of checksums was correct - nChkSum1 = sv.checksumFeed; - for (i = 0; i < nClientPaks; i++) { - nChkSum1 ^= nClientChkSum[i]; - } - nChkSum1 ^= nClientPaks; - if (nChkSum1 != nClientChkSum[nClientPaks]) { - bGood = qfalse; - break; - } - - // break out - break; - } - - cl->gotCP = qtrue; - - if (bGood) { - cl->pureAuthentic = 1; - } - else { - cl->pureAuthentic = 0; - cl->nextSnapshotTime = -1; - cl->state = CS_ACTIVE; - SV_SendClientSnapshot( cl ); - SV_DropClient( cl, "Unpure client detected. Invalid .PK3 files referenced!" ); - } - } -} - -/* -================= -SV_ResetPureClient_f -================= -*/ -static void SV_ResetPureClient_f( client_t *cl ) { - cl->pureAuthentic = 0; - cl->gotCP = qfalse; -} - -/* -================= -SV_UserinfoChanged - -Pull specific info from a newly changed userinfo string -into a more C friendly form. -================= -*/ -void SV_UserinfoChanged( client_t *cl ) { - char *val; - int i; - - // name for C code - Q_strncpyz( cl->name, Info_ValueForKey (cl->userinfo, "name"), sizeof(cl->name) ); - - // 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 ( Sys_IsLANAddress( cl->netchan.remoteAddress ) && com_dedicated->integer != 2 && sv_lanForceRate->integer == 1) { - cl->rate = 99999; // lans should not rate limit - } else { - val = Info_ValueForKey (cl->userinfo, "rate"); - if (strlen(val)) { - i = atoi(val); - cl->rate = i; - if (cl->rate < 1000) { - cl->rate = 1000; - } else if (cl->rate > 90000) { - cl->rate = 90000; - } - } else { - cl->rate = 3000; - } - } - val = Info_ValueForKey (cl->userinfo, "handicap"); - if (strlen(val)) { - i = atoi(val); - if (i<=0 || i>100 || strlen(val) > 4) { - Info_SetValueForKey( cl->userinfo, "handicap", "100" ); - } - } - - // snaps command - val = Info_ValueForKey (cl->userinfo, "snaps"); - if (strlen(val)) { - i = atoi(val); - if ( i < 1 ) { - i = 1; - } else if ( i > sv_fps->integer ) { - i = sv_fps->integer; - } - cl->snapshotMsec = 1000/i; - } else { - cl->snapshotMsec = 50; - } - - // TTimo - // maintain the IP information - // this is set in SV_DirectConnect (directly on the server, not transmitted), may be lost when client updates it's userinfo - // the banning code relies on this being consistently present - val = Info_ValueForKey (cl->userinfo, "ip"); - if (!val[0]) - { - //Com_DPrintf("Maintain IP in userinfo for '%s'\n", cl->name); - if ( !NET_IsLocalAddress(cl->netchan.remoteAddress) ) - Info_SetValueForKey( cl->userinfo, "ip", NET_AdrToString( cl->netchan.remoteAddress ) ); - else - // force the "ip" info key to "localhost" for local clients - Info_SetValueForKey( cl->userinfo, "ip", "localhost" ); - } -} - - -/* -================== -SV_UpdateUserinfo_f -================== -*/ -static void SV_UpdateUserinfo_f( client_t *cl ) { - Q_strncpyz( cl->userinfo, Cmd_Argv(1), sizeof(cl->userinfo) ); - - SV_UserinfoChanged( cl ); - // call prog code to allow overrides - VM_Call( gvm, GAME_CLIENT_USERINFO_CHANGED, cl - svs.clients ); -} - -typedef struct { - char *name; - void (*func)( client_t *cl ); -} ucmd_t; - -static ucmd_t ucmds[] = { - {"userinfo", SV_UpdateUserinfo_f}, - {"disconnect", SV_Disconnect_f}, - {"cp", SV_VerifyPaks_f}, - {"vdr", SV_ResetPureClient_f}, - {"download", SV_BeginDownload_f}, - {"nextdl", SV_NextDownload_f}, - {"stopdl", SV_StopDownload_f}, - {"donedl", SV_DoneDownload_f}, - - {NULL, NULL} -}; - -/* -================== -SV_ExecuteClientCommand - -Also called by bot code -================== -*/ -void SV_ExecuteClientCommand( client_t *cl, const char *s, qboolean clientOK ) { - ucmd_t *u; - qboolean bProcessed = qfalse; - - Cmd_TokenizeString( s ); - - // see if it is a server level command - for (u=ucmds ; u->name ; u++) { - if (!strcmp (Cmd_Argv(0), u->name) ) { - u->func( cl ); - bProcessed = qtrue; - break; - } - } - - if (clientOK) { - // pass unknown strings to the game - if (!u->name && sv.state == SS_GAME) { - VM_Call( gvm, GAME_CLIENT_COMMAND, cl - svs.clients ); - } - } - else if (!bProcessed) - Com_DPrintf( "client text ignored for %s: %s\n", cl->name, Cmd_Argv(0) ); -} - -/* -=============== -SV_ClientCommand -=============== -*/ -static qboolean SV_ClientCommand( client_t *cl, msg_t *msg ) { - int seq; - const char *s; - qboolean clientOk = qtrue; - - seq = MSG_ReadLong( msg ); - s = MSG_ReadString( msg ); - - // see if we have already executed it - if ( cl->lastClientCommand >= seq ) { - return qtrue; - } - - Com_DPrintf( "clientCommand: %s : %i : %s\n", cl->name, seq, s ); - - // drop the connection if we have somehow lost commands - if ( seq > cl->lastClientCommand + 1 ) { - Com_Printf( "Client %s lost %i clientCommands\n", cl->name, - seq - cl->lastClientCommand + 1 ); - SV_DropClient( cl, "Lost reliable commands" ); - return qfalse; - } - - // malicious users may try using too many string commands - // to lag other players. If we decide that we want to stall - // the command, we will stop processing the rest of the packet, - // including the usercmd. This causes flooders to lag themselves - // but not other people - // We don't do this when the client hasn't been active yet since its - // normal to spam a lot of commands when downloading - if ( !com_cl_running->integer && - cl->state >= CS_ACTIVE && - sv_floodProtect->integer && - svs.time < cl->nextReliableTime ) { - // ignore any other text messages from this client but let them keep playing - // TTimo - moved the ignored verbose to the actual processing in SV_ExecuteClientCommand, only printing if the core doesn't intercept - clientOk = qfalse; - } - - // don't allow another command for one second - cl->nextReliableTime = svs.time + 1000; - - SV_ExecuteClientCommand( cl, s, clientOk ); - - cl->lastClientCommand = seq; - Com_sprintf(cl->lastClientCommandString, sizeof(cl->lastClientCommandString), "%s", s); - - return qtrue; // continue procesing -} - - -//================================================================================== - - -/* -================== -SV_ClientThink - -Also called by bot code -================== -*/ -void SV_ClientThink (client_t *cl, usercmd_t *cmd) { - cl->lastUsercmd = *cmd; - - if ( cl->state != CS_ACTIVE ) { - return; // may have been kicked during the last usercmd - } - - VM_Call( gvm, GAME_CLIENT_THINK, cl - svs.clients ); -} - -/* -================== -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. -================== -*/ -static void SV_UserMove( client_t *cl, msg_t *msg, qboolean delta ) { - int i, key; - int cmdCount; - usercmd_t nullcmd; - usercmd_t cmds[MAX_PACKET_USERCMDS]; - usercmd_t *cmd, *oldcmd; - - if ( delta ) { - cl->deltaMessage = cl->messageAcknowledge; - } else { - cl->deltaMessage = -1; - } - - cmdCount = MSG_ReadByte( msg ); - - if ( cmdCount < 1 ) { - Com_Printf( "cmdCount < 1\n" ); - return; - } - - if ( cmdCount > MAX_PACKET_USERCMDS ) { - Com_Printf( "cmdCount > MAX_PACKET_USERCMDS\n" ); - return; - } - - // use the checksum feed in the key - key = sv.checksumFeed; - // also use the message acknowledge - key ^= cl->messageAcknowledge; - // also use the last acknowledged server command in the key - key ^= Com_HashKey(cl->reliableCommands[ cl->reliableAcknowledge & (MAX_RELIABLE_COMMANDS-1) ], 32); - - Com_Memset( &nullcmd, 0, sizeof(nullcmd) ); - oldcmd = &nullcmd; - for ( i = 0 ; i < cmdCount ; i++ ) { - cmd = &cmds[i]; - MSG_ReadDeltaUsercmdKey( msg, key, oldcmd, cmd ); - oldcmd = cmd; - } - - // save time for ping calculation - cl->frames[ cl->messageAcknowledge & PACKET_MASK ].messageAcked = svs.time; - - // TTimo - // catch the no-cp-yet situation before SV_ClientEnterWorld - // if CS_ACTIVE, then it's time to trigger a new gamestate emission - // if not, then we are getting remaining parasite usermove commands, which we should ignore - if (sv_pure->integer != 0 && cl->pureAuthentic == 0 && !cl->gotCP) { - if (cl->state == CS_ACTIVE) - { - // we didn't get a cp yet, don't assume anything and just send the gamestate all over again - Com_DPrintf( "%s: didn't get cp command, resending gamestate\n", cl->name, cl->state ); - SV_SendClientGameState( cl ); - } - return; - } - - // if this is the first usercmd we have received - // this gamestate, put the client into the world - if ( cl->state == CS_PRIMED ) { - SV_ClientEnterWorld( cl, &cmds[0] ); - // the moves can be processed normaly - } - - // a bad cp command was sent, drop the client - if (sv_pure->integer != 0 && cl->pureAuthentic == 0) { - SV_DropClient( cl, "Cannot validate pure client!"); - return; - } - - if ( cl->state != 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 ( 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; - } - // extremely lagged or cmd from before a map_restart - //if ( cmds[i].serverTime > svs.time + 3000 ) { - // 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; - } - SV_ClientThink (cl, &cmds[ i ]); - } -} - - -/* -=========================================================================== - -USER CMD EXECUTION - -=========================================================================== -*/ - -/* -=================== -SV_ExecuteClientMessage - -Parse a client packet -=================== -*/ -void SV_ExecuteClientMessage( client_t *cl, msg_t *msg ) { - int c; - int serverId; - - MSG_Bitstream(msg); - - serverId = MSG_ReadLong( msg ); - cl->messageAcknowledge = MSG_ReadLong( msg ); - - if (cl->messageAcknowledge < 0) { - // usually only hackers create messages like this - // it is more annoying for them to let them hanging -#ifndef NDEBUG - SV_DropClient( cl, "DEBUG: illegible client message" ); -#endif - return; - } - - cl->reliableAcknowledge = MSG_ReadLong( msg ); - - // 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 - MAX_RELIABLE_COMMANDS) { - // usually only hackers create messages like this - // it is more annoying for them to let them hanging -#ifndef NDEBUG - SV_DropClient( cl, "DEBUG: illegible client message" ); -#endif - cl->reliableAcknowledge = cl->reliableSequence; - return; - } - // if this is a usercmd from a previous gamestate, - // ignore it or retransmit the current gamestate - // - // if the client was downloading, let it stay at whatever serverId and - // gamestate it was at. This allows it to keep downloading even when - // the gamestate changes. After the download is finished, we'll - // notice and send it a new game state - // - // https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=536 - // don't drop as long as previous command was a nextdl, after a dl is done, downloadName is set back to "" - // but we still need to read the next message to move to next download or send gamestate - // I don't like this hack though, it must have been working fine at some point, suspecting the fix is somewhere else - if ( serverId != sv.serverId && !*cl->downloadName && !strstr(cl->lastClientCommandString, "nextdl") ) { - if ( serverId >= sv.restartedServerId && serverId < sv.serverId ) { // TTimo - use a comparison here to catch multiple map_restart - // they just haven't caught the map_restart yet - Com_DPrintf("%s : ignoring pre map_restart / outdated client message\n", 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 ) { - Com_DPrintf( "%s : dropped gamestate, resending\n", cl->name ); - SV_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 && serverId == sv.serverId ){ - Com_DPrintf( "%s acknowledged gamestate\n", cl->name ); - cl->oldServerTime = 0; - } - - // read optional clientCommand strings - do { - c = MSG_ReadByte( msg ); - if ( c == clc_EOF ) { - break; - } - if ( c != clc_clientCommand ) { - break; - } - if ( !SV_ClientCommand( cl, msg ) ) { - return; // we couldn't execute it because of the flood protection - } - if (cl->state == CS_ZOMBIE) { - return; // disconnect command - } - } while ( 1 ); - - // read the usercmd_t - if ( c == clc_move ) { - SV_UserMove( cl, msg, qtrue ); - } else if ( c == clc_moveNoDelta ) { - SV_UserMove( cl, msg, qfalse ); - } else if ( c != clc_EOF ) { - Com_Printf( "WARNING: bad command byte for client %i\n", cl - svs.clients ); - } -// if ( msg->readcount != msg->cursize ) { -// Com_Printf( "WARNING: Junk at end of packet for client %i\n", cl - svs.clients ); -// } -} |