1 /*
2 Copyright (C) 1996-1997 Id Software, Inc.
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13 See the GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18
19 */
20 // host.c -- coordinates spawning and killing of local servers
21
22 #include "quakedef.h"
23
24 #include <time.h>
25 #include "libcurl.h"
26 #ifdef CONFIG_CD
27 #include "cdaudio.h"
28 #endif
29 #include "cl_video.h"
30 #include "progsvm.h"
31 #include "csprogs.h"
32 #include "sv_demo.h"
33 #include "snd_main.h"
34 #include "thread.h"
35 #include "utf8lib.h"
36
37 /*
38
39 A server can always be started, even if the system started out as a client
40 to a remote system.
41
42 A client can NOT be started if the system started as a dedicated server.
43
44 Memory is cleared / released when a server or client begins, not when they end.
45
46 */
47
48 // how many frames have occurred
49 // (checked by Host_Error and Host_SaveConfig_f)
50 int host_framecount = 0;
51 // LordHavoc: set when quit is executed
52 qboolean host_shuttingdown = false;
53
54 // the accumulated mainloop time since application started (with filtering), without any slowmo or clamping
55 double realtime;
56 // the main loop wall time for this frame
57 double host_dirtytime;
58
59 // current client
60 client_t *host_client;
61
62 jmp_buf host_abortframe;
63
64 // pretend frames take this amount of time (in seconds), 0 = realtime
65 cvar_t host_framerate = {0, "host_framerate","0", "locks frame timing to this value in seconds, 0.05 is 20fps for example, note that this can easily run too fast, use cl_maxfps if you want to limit your framerate instead, or sys_ticrate to limit server speed"};
66 cvar_t cl_maxphysicsframesperserverframe = {0, "cl_maxphysicsframesperserverframe","10", "maximum number of physics frames per server frame"};
67 // shows time used by certain subsystems
68 cvar_t host_speeds = {0, "host_speeds","0", "reports how much time is used in server/graphics/sound"};
69 cvar_t host_maxwait = {0, "host_maxwait","1000", "maximum sleep time requested from the operating system in millisecond. Larger sleeps will be done using multiple host_maxwait length sleeps. Lowering this value will increase CPU load, but may help working around problems with accuracy of sleep times."};
70 cvar_t cl_minfps = {CVAR_SAVE, "cl_minfps", "40", "minimum fps target - while the rendering performance is below this, it will drift toward lower quality"};
71 cvar_t cl_minfps_fade = {CVAR_SAVE, "cl_minfps_fade", "1", "how fast the quality adapts to varying framerate"};
72 cvar_t cl_minfps_qualitymax = {CVAR_SAVE, "cl_minfps_qualitymax", "1", "highest allowed drawdistance multiplier"};
73 cvar_t cl_minfps_qualitymin = {CVAR_SAVE, "cl_minfps_qualitymin", "0.25", "lowest allowed drawdistance multiplier"};
74 cvar_t cl_minfps_qualitymultiply = {CVAR_SAVE, "cl_minfps_qualitymultiply", "0.2", "multiplier for quality changes in quality change per second render time (1 assumes linearity of quality and render time)"};
75 cvar_t cl_minfps_qualityhysteresis = {CVAR_SAVE, "cl_minfps_qualityhysteresis", "0.05", "reduce all quality increments by this to reduce flickering"};
76 cvar_t cl_minfps_qualitystepmax = {CVAR_SAVE, "cl_minfps_qualitystepmax", "0.1", "maximum quality change in a single frame"};
77 cvar_t cl_minfps_force = {0, "cl_minfps_force", "0", "also apply quality reductions in timedemo/capturevideo"};
78 cvar_t cl_maxfps = {CVAR_SAVE, "cl_maxfps", "0", "maximum fps cap, 0 = unlimited, if game is running faster than this it will wait before running another frame (useful to make cpu time available to other programs)"};
79 cvar_t cl_maxfps_alwayssleep = {0, "cl_maxfps_alwayssleep","1", "gives up some processing time to other applications each frame, value in milliseconds, disabled if cl_maxfps is 0"};
80 cvar_t cl_maxidlefps = {CVAR_SAVE, "cl_maxidlefps", "20", "maximum fps cap when the game is not the active window (makes cpu time available to other programs"};
81
82 cvar_t developer = {CVAR_SAVE, "developer","0", "shows debugging messages and information (recommended for all developers and level designers); the value -1 also suppresses buffering and logging these messages"};
83 cvar_t developer_extra = {0, "developer_extra", "0", "prints additional debugging messages, often very verbose!"};
84 cvar_t developer_insane = {0, "developer_insane", "0", "prints huge streams of information about internal workings, entire contents of files being read/written, etc. Not recommended!"};
85 cvar_t developer_loadfile = {0, "developer_loadfile","0", "prints name and size of every file loaded via the FS_LoadFile function (which is almost everything)"};
86 cvar_t developer_loading = {0, "developer_loading","0", "prints information about files as they are loaded or unloaded successfully"};
87 cvar_t developer_entityparsing = {0, "developer_entityparsing", "0", "prints detailed network entities information each time a packet is received"};
88
89 cvar_t timestamps = {CVAR_SAVE, "timestamps", "0", "prints timestamps on console messages"};
90 cvar_t timeformat = {CVAR_SAVE, "timeformat", "[%Y-%m-%d %H:%M:%S] ", "time format to use on timestamped console messages"};
91
92 cvar_t sessionid = {CVAR_READONLY, "sessionid", "", "ID of the current session (use the -sessionid parameter to set it); this is always either empty or begins with a dot (.)"};
93 cvar_t locksession = {0, "locksession", "0", "Lock the session? 0 = no, 1 = yes and abort on failure, 2 = yes and continue on failure"};
94
95 /*
96 ================
97 Host_AbortCurrentFrame
98
99 aborts the current host frame and goes on with the next one
100 ================
101 */
102 void Host_AbortCurrentFrame(void) DP_FUNC_NORETURN;
Host_AbortCurrentFrame(void)103 void Host_AbortCurrentFrame(void)
104 {
105 // in case we were previously nice, make us mean again
106 Sys_MakeProcessMean();
107
108 longjmp (host_abortframe, 1);
109 }
110
111 /*
112 ================
113 Host_Error
114
115 This shuts down both the client and server
116 ================
117 */
Host_Error(const char * error,...)118 void Host_Error (const char *error, ...)
119 {
120 static char hosterrorstring1[MAX_INPUTLINE]; // THREAD UNSAFE
121 static char hosterrorstring2[MAX_INPUTLINE]; // THREAD UNSAFE
122 static qboolean hosterror = false;
123 va_list argptr;
124
125 // turn off rcon redirect if it was active when the crash occurred
126 // to prevent loops when it is a networking problem
127 Con_Rcon_Redirect_Abort();
128
129 va_start (argptr,error);
130 dpvsnprintf (hosterrorstring1,sizeof(hosterrorstring1),error,argptr);
131 va_end (argptr);
132
133 Con_Printf("Host_Error: %s\n", hosterrorstring1);
134
135 // LordHavoc: if crashing very early, or currently shutting down, do
136 // Sys_Error instead
137 if (host_framecount < 3 || host_shuttingdown)
138 Sys_Error ("Host_Error: %s", hosterrorstring1);
139
140 if (hosterror)
141 Sys_Error ("Host_Error: recursively entered (original error was: %s new error is: %s)", hosterrorstring2, hosterrorstring1);
142 hosterror = true;
143
144 strlcpy(hosterrorstring2, hosterrorstring1, sizeof(hosterrorstring2));
145
146 CL_Parse_DumpPacket();
147
148 CL_Parse_ErrorCleanUp();
149
150 //PR_Crash();
151
152 // print out where the crash happened, if it was caused by QC (and do a cleanup)
153 PRVM_Crash(SVVM_prog);
154 PRVM_Crash(CLVM_prog);
155 #ifdef CONFIG_MENU
156 PRVM_Crash(MVM_prog);
157 #endif
158
159 cl.csqc_loaded = false;
160 Cvar_SetValueQuick(&csqc_progcrc, -1);
161 Cvar_SetValueQuick(&csqc_progsize, -1);
162
163 SV_LockThreadMutex();
164 Host_ShutdownServer ();
165 SV_UnlockThreadMutex();
166
167 if (cls.state == ca_dedicated)
168 Sys_Error ("Host_Error: %s",hosterrorstring2); // dedicated servers exit
169
170 CL_Disconnect ();
171 cls.demonum = -1;
172
173 hosterror = false;
174
175 Host_AbortCurrentFrame();
176 }
177
Host_ServerOptions(void)178 static void Host_ServerOptions (void)
179 {
180 int i;
181
182 // general default
183 svs.maxclients = 8;
184
185 // COMMANDLINEOPTION: Server: -dedicated [playerlimit] starts a dedicated server (with a command console), default playerlimit is 8
186 // COMMANDLINEOPTION: Server: -listen [playerlimit] starts a multiplayer server with graphical client, like singleplayer but other players can connect, default playerlimit is 8
187 // if no client is in the executable or -dedicated is specified on
188 // commandline, start a dedicated server
189 i = COM_CheckParm ("-dedicated");
190 if (i || !cl_available)
191 {
192 cls.state = ca_dedicated;
193 // check for -dedicated specifying how many players
194 if (i && i + 1 < com_argc && atoi (com_argv[i+1]) >= 1)
195 svs.maxclients = atoi (com_argv[i+1]);
196 if (COM_CheckParm ("-listen"))
197 Con_Printf ("Only one of -dedicated or -listen can be specified\n");
198 // default sv_public on for dedicated servers (often hosted by serious administrators), off for listen servers (often hosted by clueless users)
199 Cvar_SetValue("sv_public", 1);
200 }
201 else if (cl_available)
202 {
203 // client exists and not dedicated, check if -listen is specified
204 cls.state = ca_disconnected;
205 i = COM_CheckParm ("-listen");
206 if (i)
207 {
208 // default players unless specified
209 if (i + 1 < com_argc && atoi (com_argv[i+1]) >= 1)
210 svs.maxclients = atoi (com_argv[i+1]);
211 }
212 else
213 {
214 // default players in some games, singleplayer in most
215 if (gamemode != GAME_GOODVSBAD2 && !IS_NEXUIZ_DERIVED(gamemode) && gamemode != GAME_BATTLEMECH)
216 svs.maxclients = 1;
217 }
218 }
219
220 svs.maxclients = svs.maxclients_next = bound(1, svs.maxclients, MAX_SCOREBOARD);
221
222 svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
223
224 if (svs.maxclients > 1 && !deathmatch.integer && !coop.integer)
225 Cvar_SetValueQuick(&deathmatch, 1);
226 }
227
228 /*
229 =======================
230 Host_InitLocal
231 ======================
232 */
233 void Host_SaveConfig_f(void);
234 void Host_LoadConfig_f(void);
235 extern cvar_t sv_writepicture_quality;
236 extern cvar_t r_texture_jpeg_fastpicmip;
Host_InitLocal(void)237 static void Host_InitLocal (void)
238 {
239 Cmd_AddCommand("saveconfig", Host_SaveConfig_f, "save settings to config.cfg (or a specified filename) immediately (also automatic when quitting)");
240 Cmd_AddCommand("loadconfig", Host_LoadConfig_f, "reset everything and reload configs");
241
242 Cvar_RegisterVariable (&cl_maxphysicsframesperserverframe);
243 Cvar_RegisterVariable (&host_framerate);
244 Cvar_RegisterVariable (&host_speeds);
245 Cvar_RegisterVariable (&host_maxwait);
246 Cvar_RegisterVariable (&cl_minfps);
247 Cvar_RegisterVariable (&cl_minfps_fade);
248 Cvar_RegisterVariable (&cl_minfps_qualitymax);
249 Cvar_RegisterVariable (&cl_minfps_qualitymin);
250 Cvar_RegisterVariable (&cl_minfps_qualitystepmax);
251 Cvar_RegisterVariable (&cl_minfps_qualityhysteresis);
252 Cvar_RegisterVariable (&cl_minfps_qualitymultiply);
253 Cvar_RegisterVariable (&cl_minfps_force);
254 Cvar_RegisterVariable (&cl_maxfps);
255 Cvar_RegisterVariable (&cl_maxfps_alwayssleep);
256 Cvar_RegisterVariable (&cl_maxidlefps);
257
258 Cvar_RegisterVariable (&developer);
259 Cvar_RegisterVariable (&developer_extra);
260 Cvar_RegisterVariable (&developer_insane);
261 Cvar_RegisterVariable (&developer_loadfile);
262 Cvar_RegisterVariable (&developer_loading);
263 Cvar_RegisterVariable (&developer_entityparsing);
264
265 Cvar_RegisterVariable (×tamps);
266 Cvar_RegisterVariable (&timeformat);
267
268 Cvar_RegisterVariable (&sv_writepicture_quality);
269 Cvar_RegisterVariable (&r_texture_jpeg_fastpicmip);
270 }
271
272
273 /*
274 ===============
275 Host_SaveConfig_f
276
277 Writes key bindings and archived cvars to config.cfg
278 ===============
279 */
Host_SaveConfig_to(const char * file)280 static void Host_SaveConfig_to(const char *file)
281 {
282 qfile_t *f;
283
284 // dedicated servers initialize the host but don't parse and set the
285 // config.cfg cvars
286 // LordHavoc: don't save a config if it crashed in startup
287 if (host_framecount >= 3 && cls.state != ca_dedicated && !COM_CheckParm("-benchmark") && !COM_CheckParm("-capturedemo"))
288 {
289 f = FS_OpenRealFile(file, "wb", false);
290 if (!f)
291 {
292 Con_Printf("Couldn't write %s.\n", file);
293 return;
294 }
295
296 Key_WriteBindings (f);
297 Cvar_WriteVariables (f);
298
299 FS_Close (f);
300 }
301 }
Host_SaveConfig(void)302 void Host_SaveConfig(void)
303 {
304 Host_SaveConfig_to(CONFIGFILENAME);
305 }
Host_SaveConfig_f(void)306 void Host_SaveConfig_f(void)
307 {
308 const char *file = CONFIGFILENAME;
309
310 if(Cmd_Argc() >= 2) {
311 file = Cmd_Argv(1);
312 Con_Printf("Saving to %s\n", file);
313 }
314
315 Host_SaveConfig_to(file);
316 }
317
Host_AddConfigText(void)318 static void Host_AddConfigText(void)
319 {
320 // set up the default startmap_sp and startmap_dm aliases (mods can
321 // override these) and then execute the quake.rc startup script
322 if (gamemode == GAME_NEHAHRA)
323 Cbuf_InsertText("alias startmap_sp \"map nehstart\"\nalias startmap_dm \"map nehstart\"\nexec " STARTCONFIGFILENAME "\n");
324 else if (gamemode == GAME_TRANSFUSION)
325 Cbuf_InsertText("alias startmap_sp \"map e1m1\"\n""alias startmap_dm \"map bb1\"\nexec " STARTCONFIGFILENAME "\n");
326 else if (gamemode == GAME_TEU)
327 Cbuf_InsertText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec teu.rc\n");
328 else
329 Cbuf_InsertText("alias startmap_sp \"map start\"\nalias startmap_dm \"map start\"\nexec " STARTCONFIGFILENAME "\n");
330 }
331
332 /*
333 ===============
334 Host_LoadConfig_f
335
336 Resets key bindings and cvars to defaults and then reloads scripts
337 ===============
338 */
Host_LoadConfig_f(void)339 void Host_LoadConfig_f(void)
340 {
341 // reset all cvars, commands and aliases to init values
342 Cmd_RestoreInitState();
343 #ifdef CONFIG_MENU
344 // prepend a menu restart command to execute after the config
345 Cbuf_InsertText("\nmenu_restart\n");
346 #endif
347 // reset cvars to their defaults, and then exec startup scripts again
348 Host_AddConfigText();
349 }
350
351 /*
352 =================
353 SV_ClientPrint
354
355 Sends text across to be displayed
356 FIXME: make this just a stuffed echo?
357 =================
358 */
SV_ClientPrint(const char * msg)359 void SV_ClientPrint(const char *msg)
360 {
361 if (host_client->netconnection)
362 {
363 MSG_WriteByte(&host_client->netconnection->message, svc_print);
364 MSG_WriteString(&host_client->netconnection->message, msg);
365 }
366 }
367
368 /*
369 =================
370 SV_ClientPrintf
371
372 Sends text across to be displayed
373 FIXME: make this just a stuffed echo?
374 =================
375 */
SV_ClientPrintf(const char * fmt,...)376 void SV_ClientPrintf(const char *fmt, ...)
377 {
378 va_list argptr;
379 char msg[MAX_INPUTLINE];
380
381 va_start(argptr,fmt);
382 dpvsnprintf(msg,sizeof(msg),fmt,argptr);
383 va_end(argptr);
384
385 SV_ClientPrint(msg);
386 }
387
388 /*
389 =================
390 SV_BroadcastPrint
391
392 Sends text to all active clients
393 =================
394 */
SV_BroadcastPrint(const char * msg)395 void SV_BroadcastPrint(const char *msg)
396 {
397 int i;
398 client_t *client;
399
400 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
401 {
402 if (client->active && client->netconnection)
403 {
404 MSG_WriteByte(&client->netconnection->message, svc_print);
405 MSG_WriteString(&client->netconnection->message, msg);
406 }
407 }
408
409 if (sv_echobprint.integer && cls.state == ca_dedicated)
410 Con_Print(msg);
411 }
412
413 /*
414 =================
415 SV_BroadcastPrintf
416
417 Sends text to all active clients
418 =================
419 */
SV_BroadcastPrintf(const char * fmt,...)420 void SV_BroadcastPrintf(const char *fmt, ...)
421 {
422 va_list argptr;
423 char msg[MAX_INPUTLINE];
424
425 va_start(argptr,fmt);
426 dpvsnprintf(msg,sizeof(msg),fmt,argptr);
427 va_end(argptr);
428
429 SV_BroadcastPrint(msg);
430 }
431
432 /*
433 =================
434 Host_ClientCommands
435
436 Send text over to the client to be executed
437 =================
438 */
Host_ClientCommands(const char * fmt,...)439 void Host_ClientCommands(const char *fmt, ...)
440 {
441 va_list argptr;
442 char string[MAX_INPUTLINE];
443
444 if (!host_client->netconnection)
445 return;
446
447 va_start(argptr,fmt);
448 dpvsnprintf(string, sizeof(string), fmt, argptr);
449 va_end(argptr);
450
451 MSG_WriteByte(&host_client->netconnection->message, svc_stufftext);
452 MSG_WriteString(&host_client->netconnection->message, string);
453 }
454
455 /*
456 =====================
457 SV_DropClient
458
459 Called when the player is getting totally kicked off the host
460 if (crash = true), don't bother sending signofs
461 =====================
462 */
SV_DropClient(qboolean crash)463 void SV_DropClient(qboolean crash)
464 {
465 prvm_prog_t *prog = SVVM_prog;
466 int i;
467 Con_Printf("Client \"%s\" dropped\n", host_client->name);
468
469 SV_StopDemoRecording(host_client);
470
471 // make sure edict is not corrupt (from a level change for example)
472 host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
473
474 if (host_client->netconnection)
475 {
476 // tell the client to be gone
477 if (!crash)
478 {
479 // LordHavoc: no opportunity for resending, so use unreliable 3 times
480 unsigned char bufdata[8];
481 sizebuf_t buf;
482 memset(&buf, 0, sizeof(buf));
483 buf.data = bufdata;
484 buf.maxsize = sizeof(bufdata);
485 MSG_WriteByte(&buf, svc_disconnect);
486 NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
487 NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
488 NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
489 }
490 }
491
492 // call qc ClientDisconnect function
493 // LordHavoc: don't call QC if server is dead (avoids recursive
494 // Host_Error in some mods when they run out of edicts)
495 if (host_client->clientconnectcalled && sv.active && host_client->edict)
496 {
497 // call the prog function for removing a client
498 // this will set the body to a dead frame, among other things
499 int saveSelf = PRVM_serverglobaledict(self);
500 host_client->clientconnectcalled = false;
501 PRVM_serverglobalfloat(time) = sv.time;
502 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
503 prog->ExecuteProgram(prog, PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
504 PRVM_serverglobaledict(self) = saveSelf;
505 }
506
507 if (host_client->netconnection)
508 {
509 // break the net connection
510 NetConn_Close(host_client->netconnection);
511 host_client->netconnection = NULL;
512 }
513
514 // if a download is active, close it
515 if (host_client->download_file)
516 {
517 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
518 FS_Close(host_client->download_file);
519 host_client->download_file = NULL;
520 host_client->download_name[0] = 0;
521 host_client->download_expectedposition = 0;
522 host_client->download_started = false;
523 }
524
525 // remove leaving player from scoreboard
526 host_client->name[0] = 0;
527 host_client->colors = 0;
528 host_client->frags = 0;
529 // send notification to all clients
530 // get number of client manually just to make sure we get it right...
531 i = host_client - svs.clients;
532 MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
533 MSG_WriteByte (&sv.reliable_datagram, i);
534 MSG_WriteString (&sv.reliable_datagram, host_client->name);
535 MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
536 MSG_WriteByte (&sv.reliable_datagram, i);
537 MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
538 MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
539 MSG_WriteByte (&sv.reliable_datagram, i);
540 MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
541
542 // free the client now
543 if (host_client->entitydatabase)
544 EntityFrame_FreeDatabase(host_client->entitydatabase);
545 if (host_client->entitydatabase4)
546 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
547 if (host_client->entitydatabase5)
548 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
549
550 if (sv.active)
551 {
552 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
553 PRVM_ED_ClearEdict(prog, host_client->edict);
554 }
555
556 // clear the client struct (this sets active to false)
557 memset(host_client, 0, sizeof(*host_client));
558
559 // update server listing on the master because player count changed
560 // (which the master uses for filtering empty/full servers)
561 NetConn_Heartbeat(1);
562
563 if (sv.loadgame)
564 {
565 for (i = 0;i < svs.maxclients;i++)
566 if (svs.clients[i].active && !svs.clients[i].spawned)
567 break;
568 if (i == svs.maxclients)
569 {
570 Con_Printf("Loaded game, everyone rejoined - unpausing\n");
571 sv.paused = sv.loadgame = false; // we're basically done with loading now
572 }
573 }
574 }
575
576 /*
577 ==================
578 Host_ShutdownServer
579
580 This only happens at the end of a game, not between levels
581 ==================
582 */
Host_ShutdownServer(void)583 void Host_ShutdownServer(void)
584 {
585 prvm_prog_t *prog = SVVM_prog;
586 int i;
587
588 Con_DPrintf("Host_ShutdownServer\n");
589
590 if (!sv.active)
591 return;
592
593 NetConn_Heartbeat(2);
594 NetConn_Heartbeat(2);
595
596 // make sure all the clients know we're disconnecting
597 World_End(&sv.world);
598 if(prog->loaded)
599 {
600 if(PRVM_serverfunction(SV_Shutdown))
601 {
602 func_t s = PRVM_serverfunction(SV_Shutdown);
603 PRVM_serverglobalfloat(time) = sv.time;
604 PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
605 prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
606 }
607 }
608 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
609 if (host_client->active)
610 SV_DropClient(false); // server shutdown
611
612 NetConn_CloseServerPorts();
613
614 sv.active = false;
615 //
616 // clear structures
617 //
618 memset(&sv, 0, sizeof(sv));
619 memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
620
621 cl.islocalgame = false;
622 }
623
624
625 //============================================================================
626
627 /*
628 ===================
629 Host_GetConsoleCommands
630
631 Add them exactly as if they had been typed at the console
632 ===================
633 */
Host_GetConsoleCommands(void)634 static void Host_GetConsoleCommands (void)
635 {
636 char *cmd;
637
638 while (1)
639 {
640 cmd = Sys_ConsoleInput ();
641 if (!cmd)
642 break;
643 Cbuf_AddText (cmd);
644 }
645 }
646
647 /*
648 ==================
649 Host_TimeReport
650
651 Returns a time report string, for example for
652 ==================
653 */
Host_TimingReport(char * buf,size_t buflen)654 const char *Host_TimingReport(char *buf, size_t buflen)
655 {
656 return va(buf, buflen, "%.1f%% CPU, %.2f%% lost, offset avg %.1fms, max %.1fms, sdev %.1fms", svs.perf_cpuload * 100, svs.perf_lost * 100, svs.perf_offset_avg * 1000, svs.perf_offset_max * 1000, svs.perf_offset_sdev * 1000);
657 }
658
659 /*
660 ==================
661 Host_Frame
662
663 Runs all active servers
664 ==================
665 */
666 static void Host_Init(void);
Host_Main(void)667 void Host_Main(void)
668 {
669 double time1 = 0;
670 double time2 = 0;
671 double time3 = 0;
672 double cl_timer = 0, sv_timer = 0;
673 double clframetime, deltacleantime, olddirtytime, dirtytime;
674 double wait;
675 int pass1, pass2, pass3, i;
676 char vabuf[1024];
677 qboolean playing;
678
679 Host_Init();
680
681 realtime = 0;
682 host_dirtytime = Sys_DirtyTime();
683 for (;;)
684 {
685 if (setjmp(host_abortframe))
686 {
687 SCR_ClearLoadingScreen(false);
688 continue; // something bad happened, or the server disconnected
689 }
690
691 olddirtytime = host_dirtytime;
692 dirtytime = Sys_DirtyTime();
693 deltacleantime = dirtytime - olddirtytime;
694 if (deltacleantime < 0)
695 {
696 // warn if it's significant
697 if (deltacleantime < -0.01)
698 Con_Printf("Host_Mingled: time stepped backwards (went from %f to %f, difference %f)\n", olddirtytime, dirtytime, deltacleantime);
699 deltacleantime = 0;
700 }
701 else if (deltacleantime >= 1800)
702 {
703 Con_Printf("Host_Mingled: time stepped forward (went from %f to %f, difference %f)\n", olddirtytime, dirtytime, deltacleantime);
704 deltacleantime = 0;
705 }
706 realtime += deltacleantime;
707 host_dirtytime = dirtytime;
708
709 cl_timer += deltacleantime;
710 sv_timer += deltacleantime;
711
712 if (!svs.threaded)
713 {
714 svs.perf_acc_realtime += deltacleantime;
715
716 // Look for clients who have spawned
717 playing = false;
718 for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
719 if(host_client->begun)
720 if(host_client->netconnection)
721 playing = true;
722 if(sv.time < 10)
723 {
724 // don't accumulate time for the first 10 seconds of a match
725 // so things can settle
726 svs.perf_acc_realtime = svs.perf_acc_sleeptime = svs.perf_acc_lost = svs.perf_acc_offset = svs.perf_acc_offset_squared = svs.perf_acc_offset_max = svs.perf_acc_offset_samples = 0;
727 }
728 else if(svs.perf_acc_realtime > 5)
729 {
730 svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
731 svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
732 if(svs.perf_acc_offset_samples > 0)
733 {
734 svs.perf_offset_max = svs.perf_acc_offset_max;
735 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
736 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
737 }
738 if(svs.perf_lost > 0 && developer_extra.integer)
739 if(playing) // only complain if anyone is looking
740 Con_DPrintf("Server can't keep up: %s\n", Host_TimingReport(vabuf, sizeof(vabuf)));
741 svs.perf_acc_realtime = svs.perf_acc_sleeptime = svs.perf_acc_lost = svs.perf_acc_offset = svs.perf_acc_offset_squared = svs.perf_acc_offset_max = svs.perf_acc_offset_samples = 0;
742 }
743 }
744
745 if (slowmo.value < 0.00001 && slowmo.value != 0)
746 Cvar_SetValue("slowmo", 0);
747 if (host_framerate.value < 0.00001 && host_framerate.value != 0)
748 Cvar_SetValue("host_framerate", 0);
749
750 // keep the random time dependent, but not when playing demos/benchmarking
751 if(!*sv_random_seed.string && !cls.demoplayback)
752 rand();
753
754 // get new key events
755 Key_EventQueue_Unblock();
756 SndSys_SendKeyEvents();
757 Sys_SendKeyEvents();
758
759 NetConn_UpdateSockets();
760
761 Log_DestBuffer_Flush();
762
763 // receive packets on each main loop iteration, as the main loop may
764 // be undersleeping due to select() detecting a new packet
765 if (sv.active && !svs.threaded)
766 NetConn_ServerFrame();
767
768 Curl_Run();
769
770 // check for commands typed to the host
771 Host_GetConsoleCommands();
772
773 // when a server is running we only execute console commands on server frames
774 // (this mainly allows frikbot .way config files to work properly by staying in sync with the server qc)
775 // otherwise we execute them on client frames
776 if (sv.active ? sv_timer > 0 : cl_timer > 0)
777 {
778 // process console commands
779 // R_TimeReport("preconsole");
780 CL_VM_PreventInformationLeaks();
781 Cbuf_Frame();
782 // R_TimeReport("console");
783 }
784
785 //Con_Printf("%6.0f %6.0f\n", cl_timer * 1000000.0, sv_timer * 1000000.0);
786
787 // if the accumulators haven't become positive yet, wait a while
788 if (cls.state == ca_dedicated)
789 wait = sv_timer * -1000000.0;
790 else if (!sv.active || svs.threaded)
791 wait = cl_timer * -1000000.0;
792 else
793 wait = max(cl_timer, sv_timer) * -1000000.0;
794
795 if (!cls.timedemo && wait >= 1)
796 {
797 double time0, delta;
798
799 if(host_maxwait.value <= 0)
800 wait = min(wait, 1000000.0);
801 else
802 wait = min(wait, host_maxwait.value * 1000.0);
803 if(wait < 1)
804 wait = 1; // because we cast to int
805
806 time0 = Sys_DirtyTime();
807 if (sv_checkforpacketsduringsleep.integer && !sys_usenoclockbutbenchmark.integer && !svs.threaded) {
808 NetConn_SleepMicroseconds((int)wait);
809 if (cls.state != ca_dedicated)
810 NetConn_ClientFrame(); // helps server browser get good ping values
811 // TODO can we do the same for ServerFrame? Probably not.
812 }
813 else
814 Sys_Sleep((int)wait);
815 delta = Sys_DirtyTime() - time0;
816 if (delta < 0 || delta >= 1800) delta = 0;
817 if (!svs.threaded)
818 svs.perf_acc_sleeptime += delta;
819 // R_TimeReport("sleep");
820 continue;
821 }
822
823 // limit the frametime steps to no more than 100ms each
824 if (cl_timer > 0.1)
825 cl_timer = 0.1;
826 if (sv_timer > 0.1)
827 {
828 if (!svs.threaded)
829 svs.perf_acc_lost += (sv_timer - 0.1);
830 sv_timer = 0.1;
831 }
832
833 R_TimeReport("---");
834
835 //-------------------
836 //
837 // server operations
838 //
839 //-------------------
840
841 // limit the frametime steps to no more than 100ms each
842 if (sv.active && sv_timer > 0 && !svs.threaded)
843 {
844 // execute one or more server frames, with an upper limit on how much
845 // execution time to spend on server frames to avoid freezing the game if
846 // the server is overloaded, this execution time limit means the game will
847 // slow down if the server is taking too long.
848 int framecount, framelimit = 1;
849 double advancetime, aborttime = 0;
850 float offset;
851 prvm_prog_t *prog = SVVM_prog;
852
853 // run the world state
854 // don't allow simulation to run too fast or too slow or logic glitches can occur
855
856 // stop running server frames if the wall time reaches this value
857 if (sys_ticrate.value <= 0)
858 advancetime = sv_timer;
859 else if (cl.islocalgame && !sv_fixedframeratesingleplayer.integer)
860 {
861 // synchronize to the client frametime, but no less than 10ms and no more than 100ms
862 advancetime = bound(0.01, cl_timer, 0.1);
863 }
864 else
865 {
866 advancetime = sys_ticrate.value;
867 // listen servers can run multiple server frames per client frame
868 framelimit = cl_maxphysicsframesperserverframe.integer;
869 aborttime = Sys_DirtyTime() + 0.1;
870 }
871 if(slowmo.value > 0 && slowmo.value < 1)
872 advancetime = min(advancetime, 0.1 / slowmo.value);
873 else
874 advancetime = min(advancetime, 0.1);
875
876 if(advancetime > 0)
877 {
878 offset = Sys_DirtyTime() - dirtytime;if (offset < 0 || offset >= 1800) offset = 0;
879 offset += sv_timer;
880 ++svs.perf_acc_offset_samples;
881 svs.perf_acc_offset += offset;
882 svs.perf_acc_offset_squared += offset * offset;
883 if(svs.perf_acc_offset_max < offset)
884 svs.perf_acc_offset_max = offset;
885 }
886
887 // only advance time if not paused
888 // the game also pauses in singleplayer when menu or console is used
889 sv.frametime = advancetime * slowmo.value;
890 if (host_framerate.value)
891 sv.frametime = host_framerate.value;
892 if (sv.paused || (cl.islocalgame && (key_dest != key_game || key_consoleactive || cl.csqc_paused)))
893 sv.frametime = 0;
894
895 for (framecount = 0;framecount < framelimit && sv_timer > 0;framecount++)
896 {
897 sv_timer -= advancetime;
898
899 // move things around and think unless paused
900 if (sv.frametime)
901 SV_Physics();
902
903 // if this server frame took too long, break out of the loop
904 if (framelimit > 1 && Sys_DirtyTime() >= aborttime)
905 break;
906 }
907 R_TimeReport("serverphysics");
908
909 // send all messages to the clients
910 SV_SendClientMessages();
911
912 if (sv.paused == 1 && realtime > sv.pausedstart && sv.pausedstart > 0) {
913 prog->globals.fp[OFS_PARM0] = realtime - sv.pausedstart;
914 PRVM_serverglobalfloat(time) = sv.time;
915 prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
916 }
917
918 // send an heartbeat if enough time has passed since the last one
919 NetConn_Heartbeat(0);
920 R_TimeReport("servernetwork");
921 }
922 else if (!svs.threaded)
923 {
924 // don't let r_speeds display jump around
925 R_TimeReport("serverphysics");
926 R_TimeReport("servernetwork");
927 }
928
929 //-------------------
930 //
931 // client operations
932 //
933 //-------------------
934
935 if (cls.state != ca_dedicated && (cl_timer > 0 || cls.timedemo || ((vid_activewindow ? cl_maxfps : cl_maxidlefps).value < 1)))
936 {
937 R_TimeReport("---");
938 Collision_Cache_NewFrame();
939 R_TimeReport("photoncache");
940 // decide the simulation time
941 if (cls.capturevideo.active)
942 {
943 //***
944 if (cls.capturevideo.realtime)
945 clframetime = cl.realframetime = max(cl_timer, 1.0 / cls.capturevideo.framerate);
946 else
947 {
948 clframetime = 1.0 / cls.capturevideo.framerate;
949 cl.realframetime = max(cl_timer, clframetime);
950 }
951 }
952 else if (vid_activewindow && cl_maxfps.value >= 1 && !cls.timedemo)
953 {
954 clframetime = cl.realframetime = max(cl_timer, 1.0 / cl_maxfps.value);
955 // when running slow, we need to sleep to keep input responsive
956 wait = bound(0, cl_maxfps_alwayssleep.value * 1000, 100000);
957 if (wait > 0)
958 Sys_Sleep((int)wait);
959 }
960 else if (!vid_activewindow && cl_maxidlefps.value >= 1 && !cls.timedemo)
961 clframetime = cl.realframetime = max(cl_timer, 1.0 / cl_maxidlefps.value);
962 else
963 clframetime = cl.realframetime = cl_timer;
964
965 // apply slowmo scaling
966 clframetime *= cl.movevars_timescale;
967 // scale playback speed of demos by slowmo cvar
968 if (cls.demoplayback)
969 {
970 clframetime *= slowmo.value;
971 // if demo playback is paused, don't advance time at all
972 if (cls.demopaused)
973 clframetime = 0;
974 }
975 else
976 {
977 // host_framerate overrides all else
978 if (host_framerate.value)
979 clframetime = host_framerate.value;
980
981 if (cl.paused || (cl.islocalgame && (key_dest != key_game || key_consoleactive || cl.csqc_paused)))
982 clframetime = 0;
983 }
984
985 if (cls.timedemo)
986 clframetime = cl.realframetime = cl_timer;
987
988 // deduct the frame time from the accumulator
989 cl_timer -= cl.realframetime;
990
991 cl.oldtime = cl.time;
992 cl.time += clframetime;
993
994 // update video
995 if (host_speeds.integer)
996 time1 = Sys_DirtyTime();
997 R_TimeReport("pre-input");
998
999 // Collect input into cmd
1000 CL_Input();
1001
1002 R_TimeReport("input");
1003
1004 // check for new packets
1005 NetConn_ClientFrame();
1006
1007 // read a new frame from a demo if needed
1008 CL_ReadDemoMessage();
1009 R_TimeReport("clientnetwork");
1010
1011 // now that packets have been read, send input to server
1012 CL_SendMove();
1013 R_TimeReport("sendmove");
1014
1015 // update client world (interpolate entities, create trails, etc)
1016 CL_UpdateWorld();
1017 R_TimeReport("lerpworld");
1018
1019 CL_Video_Frame();
1020
1021 R_TimeReport("client");
1022
1023 CL_UpdateScreen();
1024 R_TimeReport("render");
1025
1026 if (host_speeds.integer)
1027 time2 = Sys_DirtyTime();
1028
1029 // update audio
1030 if(cl.csqc_usecsqclistener)
1031 {
1032 S_Update(&cl.csqc_listenermatrix);
1033 cl.csqc_usecsqclistener = false;
1034 }
1035 else
1036 S_Update(&r_refdef.view.matrix);
1037
1038 #ifdef CONFIG_CD
1039 CDAudio_Update();
1040 R_TimeReport("audio");
1041 #endif
1042
1043 // reset gathering of mouse input
1044 in_mouse_x = in_mouse_y = 0;
1045
1046 if (host_speeds.integer)
1047 {
1048 pass1 = (int)((time1 - time3)*1000000);
1049 time3 = Sys_DirtyTime();
1050 pass2 = (int)((time2 - time1)*1000000);
1051 pass3 = (int)((time3 - time2)*1000000);
1052 Con_Printf("%6ius total %6ius server %6ius gfx %6ius snd\n",
1053 pass1+pass2+pass3, pass1, pass2, pass3);
1054 }
1055 }
1056
1057 #if MEMPARANOIA
1058 Mem_CheckSentinelsGlobal();
1059 #else
1060 if (developer_memorydebug.integer)
1061 Mem_CheckSentinelsGlobal();
1062 #endif
1063
1064 // if there is some time remaining from this frame, reset the timers
1065 if (cl_timer >= 0)
1066 cl_timer = 0;
1067 if (sv_timer >= 0)
1068 {
1069 if (!svs.threaded)
1070 svs.perf_acc_lost += sv_timer;
1071 sv_timer = 0;
1072 }
1073
1074 host_framecount++;
1075 }
1076 }
1077
1078 //============================================================================
1079
1080 qboolean vid_opened = false;
Host_StartVideo(void)1081 void Host_StartVideo(void)
1082 {
1083 if (!vid_opened && cls.state != ca_dedicated)
1084 {
1085 vid_opened = true;
1086 // make sure we open sockets before opening video because the Windows Firewall "unblock?" dialog can screw up the graphics context on some graphics drivers
1087 NetConn_UpdateSockets();
1088 VID_Start();
1089 #ifdef CONFIG_CD
1090 CDAudio_Startup();
1091 #endif
1092 }
1093 }
1094
1095 char engineversion[128];
1096
1097 qboolean sys_nostdout = false;
1098
1099 extern qboolean host_stuffcmdsrun;
1100
1101 static qfile_t *locksession_fh = NULL;
1102 static qboolean locksession_run = false;
Host_InitSession(void)1103 static void Host_InitSession(void)
1104 {
1105 int i;
1106 Cvar_RegisterVariable(&sessionid);
1107 Cvar_RegisterVariable(&locksession);
1108
1109 // load the session ID into the read-only cvar
1110 if ((i = COM_CheckParm("-sessionid")) && (i + 1 < com_argc))
1111 {
1112 char vabuf[1024];
1113 if(com_argv[i+1][0] == '.')
1114 Cvar_SetQuick(&sessionid, com_argv[i+1]);
1115 else
1116 Cvar_SetQuick(&sessionid, va(vabuf, sizeof(vabuf), ".%s", com_argv[i+1]));
1117 }
1118 }
Host_LockSession(void)1119 void Host_LockSession(void)
1120 {
1121 if(locksession_run)
1122 return;
1123 locksession_run = true;
1124 if(locksession.integer != 0 && !COM_CheckParm("-readonly"))
1125 {
1126 char vabuf[1024];
1127 char *p = va(vabuf, sizeof(vabuf), "%slock%s", *fs_userdir ? fs_userdir : fs_basedir, sessionid.string);
1128 FS_CreatePath(p);
1129 locksession_fh = FS_SysOpen(p, "wl", false);
1130 // TODO maybe write the pid into the lockfile, while we are at it? may help server management tools
1131 if(!locksession_fh)
1132 {
1133 if(locksession.integer == 2)
1134 {
1135 Con_Printf("WARNING: session lock %s could not be acquired. Please run with -sessionid and an unique session name. Continuing anyway.\n", p);
1136 }
1137 else
1138 {
1139 Sys_Error("session lock %s could not be acquired. Please run with -sessionid and an unique session name.\n", p);
1140 }
1141 }
1142 }
1143 }
Host_UnlockSession(void)1144 void Host_UnlockSession(void)
1145 {
1146 if(!locksession_run)
1147 return;
1148 locksession_run = false;
1149
1150 if(locksession_fh)
1151 {
1152 FS_Close(locksession_fh);
1153 // NOTE: we can NOT unlink the lock here, as doing so would
1154 // create a race condition if another process created it
1155 // between our close and our unlink
1156 locksession_fh = NULL;
1157 }
1158 }
1159
1160 /*
1161 ====================
1162 Host_Init
1163 ====================
1164 */
Host_Init(void)1165 static void Host_Init (void)
1166 {
1167 int i;
1168 const char* os;
1169 char vabuf[1024];
1170
1171 if (COM_CheckParm("-profilegameonly"))
1172 Sys_AllowProfiling(false);
1173
1174 // LordHavoc: quake never seeded the random number generator before... heh
1175 if (COM_CheckParm("-benchmark"))
1176 srand(0); // predictable random sequence for -benchmark
1177 else
1178 srand((unsigned int)time(NULL));
1179
1180 // FIXME: this is evil, but possibly temporary
1181 // LordHavoc: doesn't seem very temporary...
1182 // LordHavoc: made this a saved cvar
1183 // COMMANDLINEOPTION: Console: -developer enables warnings and other notices (RECOMMENDED for mod developers)
1184 if (COM_CheckParm("-developer"))
1185 {
1186 developer.value = developer.integer = 1;
1187 developer.string = "1";
1188 }
1189
1190 if (COM_CheckParm("-developer2") || COM_CheckParm("-developer3"))
1191 {
1192 developer.value = developer.integer = 1;
1193 developer.string = "1";
1194 developer_extra.value = developer_extra.integer = 1;
1195 developer_extra.string = "1";
1196 developer_insane.value = developer_insane.integer = 1;
1197 developer_insane.string = "1";
1198 developer_memory.value = developer_memory.integer = 1;
1199 developer_memory.string = "1";
1200 developer_memorydebug.value = developer_memorydebug.integer = 1;
1201 developer_memorydebug.string = "1";
1202 }
1203
1204 if (COM_CheckParm("-developer3"))
1205 {
1206 gl_paranoid.integer = 1;gl_paranoid.string = "1";
1207 gl_printcheckerror.integer = 1;gl_printcheckerror.string = "1";
1208 }
1209
1210 // COMMANDLINEOPTION: Console: -nostdout disables text output to the terminal the game was launched from
1211 if (COM_CheckParm("-nostdout"))
1212 sys_nostdout = 1;
1213
1214 // used by everything
1215 Memory_Init();
1216
1217 // initialize console command/cvar/alias/command execution systems
1218 Cmd_Init();
1219
1220 // initialize memory subsystem cvars/commands
1221 Memory_Init_Commands();
1222
1223 // initialize console and logging and its cvars/commands
1224 Con_Init();
1225
1226 // initialize various cvars that could not be initialized earlier
1227 u8_Init();
1228 Curl_Init_Commands();
1229 Cmd_Init_Commands();
1230 Sys_Init_Commands();
1231 COM_Init_Commands();
1232 FS_Init_Commands();
1233
1234 // initialize console window (only used by sys_win.c)
1235 Sys_InitConsole();
1236
1237 // initialize the self-pack (must be before COM_InitGameType as it may add command line options)
1238 FS_Init_SelfPack();
1239
1240 // detect gamemode from commandline options or executable name
1241 COM_InitGameType();
1242
1243 // construct a version string for the corner of the console
1244 os = DP_OS_NAME;
1245 dpsnprintf (engineversion, sizeof (engineversion), "%s %s %s", gamename, os, buildstring);
1246 Con_Printf("%s\n", engineversion);
1247
1248 // initialize process nice level
1249 Sys_InitProcessNice();
1250
1251 // initialize ixtable
1252 Mathlib_Init();
1253
1254 // initialize filesystem (including fs_basedir, fs_gamedir, -game, scr_screenshot_name)
1255 FS_Init();
1256
1257 // register the cvars for session locking
1258 Host_InitSession();
1259
1260 // must be after FS_Init
1261 Crypto_Init();
1262 Crypto_Init_Commands();
1263
1264 NetConn_Init();
1265 Curl_Init();
1266 //PR_Init();
1267 //PR_Cmd_Init();
1268 PRVM_Init();
1269 Mod_Init();
1270 World_Init();
1271 SV_Init();
1272 V_Init(); // some cvars needed by server player physics (cl_rollangle etc)
1273 Host_InitCommands();
1274 Host_InitLocal();
1275 Host_ServerOptions();
1276
1277 Thread_Init();
1278
1279 if (cls.state == ca_dedicated)
1280 Cmd_AddCommand ("disconnect", CL_Disconnect_f, "disconnect from server (or disconnect all clients if running a server)");
1281 else
1282 {
1283 Con_DPrintf("Initializing client\n");
1284
1285 R_Modules_Init();
1286 Palette_Init();
1287 #ifdef CONFIG_MENU
1288 MR_Init_Commands();
1289 #endif
1290 VID_Shared_Init();
1291 VID_Init();
1292 Render_Init();
1293 S_Init();
1294 #ifdef CONFIG_CD
1295 CDAudio_Init();
1296 #endif
1297 Key_Init();
1298 CL_Init();
1299 }
1300
1301 // save off current state of aliases, commands and cvars for later restore if FS_GameDir_f is called
1302 // NOTE: menu commands are freed by Cmd_RestoreInitState
1303 Cmd_SaveInitState();
1304
1305 // FIXME: put this into some neat design, but the menu should be allowed to crash
1306 // without crashing the whole game, so this should just be a short-time solution
1307
1308 // here comes the not so critical stuff
1309 if (setjmp(host_abortframe)) {
1310 return;
1311 }
1312
1313 Host_AddConfigText();
1314 Cbuf_Execute();
1315
1316 // if stuffcmds wasn't run, then quake.rc is probably missing, use default
1317 if (!host_stuffcmdsrun)
1318 {
1319 Cbuf_AddText("exec default.cfg\nexec " CONFIGFILENAME "\nexec autoexec.cfg\nstuffcmds\n");
1320 Cbuf_Execute();
1321 }
1322
1323 // put up the loading image so the user doesn't stare at a black screen...
1324 SCR_BeginLoadingPlaque(true);
1325
1326 #ifdef CONFIG_MENU
1327 if (cls.state != ca_dedicated)
1328 {
1329 MR_Init();
1330 }
1331 #endif
1332
1333 // check for special benchmark mode
1334 // COMMANDLINEOPTION: Client: -benchmark <demoname> runs a timedemo and quits, results of any timedemo can be found in gamedir/benchmark.log (for example id1/benchmark.log)
1335 i = COM_CheckParm("-benchmark");
1336 if (i && i + 1 < com_argc)
1337 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1338 {
1339 Cbuf_AddText(va(vabuf, sizeof(vabuf), "timedemo %s\n", com_argv[i + 1]));
1340 Cbuf_Execute();
1341 }
1342
1343 // check for special demo mode
1344 // COMMANDLINEOPTION: Client: -demo <demoname> runs a playdemo and quits
1345 i = COM_CheckParm("-demo");
1346 if (i && i + 1 < com_argc)
1347 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1348 {
1349 Cbuf_AddText(va(vabuf, sizeof(vabuf), "playdemo %s\n", com_argv[i + 1]));
1350 Cbuf_Execute();
1351 }
1352
1353 // COMMANDLINEOPTION: Client: -capturedemo <demoname> captures a playdemo and quits
1354 i = COM_CheckParm("-capturedemo");
1355 if (i && i + 1 < com_argc)
1356 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1357 {
1358 Cbuf_AddText(va(vabuf, sizeof(vabuf), "playdemo %s\ncl_capturevideo 1\n", com_argv[i + 1]));
1359 Cbuf_Execute();
1360 }
1361
1362 if (cls.state == ca_dedicated || COM_CheckParm("-listen"))
1363 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1364 {
1365 Cbuf_AddText("startmap_dm\n");
1366 Cbuf_Execute();
1367 }
1368
1369 if (!sv.active && !cls.demoplayback && !cls.connect_trying)
1370 {
1371 #ifdef CONFIG_MENU
1372 Cbuf_AddText("togglemenu 1\n");
1373 #endif
1374 Cbuf_Execute();
1375 }
1376
1377 Con_DPrint("========Initialized=========\n");
1378
1379 //Host_StartVideo();
1380
1381 if (cls.state != ca_dedicated)
1382 SV_StartThread();
1383 }
1384
1385
1386 /*
1387 ===============
1388 Host_Shutdown
1389
1390 FIXME: this is a callback from Sys_Quit and Sys_Error. It would be better
1391 to run quit through here before the final handoff to the sys code.
1392 ===============
1393 */
Host_Shutdown(void)1394 void Host_Shutdown(void)
1395 {
1396 static qboolean isdown = false;
1397
1398 if (isdown)
1399 {
1400 Con_Print("recursive shutdown\n");
1401 return;
1402 }
1403 if (setjmp(host_abortframe))
1404 {
1405 Con_Print("aborted the quitting frame?!?\n");
1406 return;
1407 }
1408 isdown = true;
1409
1410 // be quiet while shutting down
1411 S_StopAllSounds();
1412
1413 // end the server thread
1414 if (svs.threaded)
1415 SV_StopThread();
1416
1417 // disconnect client from server if active
1418 CL_Disconnect();
1419
1420 // shut down local server if active
1421 SV_LockThreadMutex();
1422 Host_ShutdownServer ();
1423 SV_UnlockThreadMutex();
1424
1425 #ifdef CONFIG_MENU
1426 // Shutdown menu
1427 if(MR_Shutdown)
1428 MR_Shutdown();
1429 #endif
1430
1431 // AK shutdown PRVM
1432 // AK hmm, no PRVM_Shutdown(); yet
1433
1434 CL_Video_Shutdown();
1435
1436 Host_SaveConfig();
1437
1438 #ifdef CONFIG_CD
1439 CDAudio_Shutdown ();
1440 #endif
1441 S_Terminate ();
1442 Curl_Shutdown ();
1443 NetConn_Shutdown ();
1444 //PR_Shutdown ();
1445
1446 if (cls.state != ca_dedicated)
1447 {
1448 R_Modules_Shutdown();
1449 VID_Shutdown();
1450 }
1451
1452 SV_StopThread();
1453 Thread_Shutdown();
1454 Cmd_Shutdown();
1455 Key_Shutdown();
1456 CL_Shutdown();
1457 Sys_Shutdown();
1458 Log_Close();
1459 Crypto_Shutdown();
1460
1461 Host_UnlockSession();
1462
1463 S_Shutdown();
1464 Con_Shutdown();
1465 Memory_Shutdown();
1466 }
1467
1468