2 Copyright (C) 1996-1997 Id Software, Inc.
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.
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.
13 See the GNU General Public License for more details.
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.
25 typedef struct server_static_s
27 /// number of svs.clients slots (updated by maxplayers command)
28 int maxclients, maxclients_next;
30 struct client_s *clients;
31 /// episode completion information
33 /// cleared when at SV_SpawnServer
34 qboolean changelevel_issued;
36 char serverinfo[MAX_SERVERINFO_STRING];
40 float perf_offset_avg;
41 float perf_offset_max;
42 float perf_offset_sdev;
43 // temporary performance data accumulators
44 float perf_acc_realtime;
45 float perf_acc_sleeptime;
47 float perf_acc_offset;
48 float perf_acc_offset_squared;
49 float perf_acc_offset_max;
50 int perf_acc_offset_samples;
53 unsigned char *csqc_progdata;
54 size_t csqc_progsize_deflated;
55 unsigned char *csqc_progdata_deflated;
59 //=============================================================================
61 typedef enum server_state_e {ss_loading, ss_active} server_state_t;
63 #define MAX_CONNECTFLOODADDRESSES 16
64 typedef struct server_connectfloodaddress_s
67 lhnetaddress_t address;
69 server_connectfloodaddress_t;
71 typedef struct server_s
73 /// false if only a net client
78 /// handle connections specially
81 /// one of the PROTOCOL_ values
82 protocolversion_t protocol;
88 // used by PF_checkclient
92 // crc of clientside progs at time of level start
93 int csqc_progcrc; // -1 = no progs
94 int csqc_progsize; // -1 = no progs
95 char csqc_progname[MAX_QPATH]; // copied from csqc_progname at level start
97 /// collision culling data
102 /// maps/<name>.bsp, for model_precache[0]
104 struct model_s *worldmodel;
106 // LordHavoc: precaches are now MAX_QPATH rather than a pointer
107 // updated by SV_ModelIndex
108 char model_precache[MAX_MODELS][MAX_QPATH];
109 struct model_s *models[MAX_MODELS];
111 // LordHavoc: precaches are now MAX_QPATH rather than a pointer
112 // updated by SV_SoundIndex
113 char sound_precache[MAX_SOUNDS][MAX_QPATH];
114 char lightstyles[MAX_LIGHTSTYLES][64];
115 /// some actions are only valid during load
116 server_state_t state;
119 unsigned char datagram_buf[NET_MAXMESSAGE];
121 // copied to all clients at end of frame
122 sizebuf_t reliable_datagram;
123 unsigned char reliable_datagram_buf[NET_MAXMESSAGE];
126 /// LordHavoc: increased signon message buffer from 8192
127 unsigned char signon_buf[NET_MAXMESSAGE];
129 /// connection flood blocking
130 /// note this is in server_t rather than server_static_t so that it is
131 /// reset on each map command (such as New Game in singleplayer)
132 server_connectfloodaddress_t connectfloodaddresses[MAX_CONNECTFLOODADDRESSES];
134 #define SV_MAX_PARTICLEEFFECTNAME 256
135 qboolean particleeffectnamesloaded;
136 char particleeffectname[SV_MAX_PARTICLEEFFECTNAME][MAX_QPATH];
138 int writeentitiestoclient_stats_culled_pvs;
139 int writeentitiestoclient_stats_culled_trace;
140 int writeentitiestoclient_stats_visibleentities;
141 int writeentitiestoclient_stats_totalentities;
142 int writeentitiestoclient_cliententitynumber;
143 int writeentitiestoclient_clientnumber;
144 sizebuf_t *writeentitiestoclient_msg;
145 vec3_t writeentitiestoclient_testeye;
146 int writeentitiestoclient_pvsbytes;
147 unsigned char writeentitiestoclient_pvs[MAX_MAP_LEAFS/8];
148 entity_state_t writeentitiestoclient_sendstates[MAX_EDICTS];
151 entity_state_t sendentities[MAX_EDICTS];
152 entity_state_t *sendentitiesindex[MAX_EDICTS];
154 int sententitiesmark;
155 int sententities[MAX_EDICTS];
156 int sententitiesconsideration[MAX_EDICTS];
158 /// legacy support for self.Version based csqc entity networking
159 unsigned char csqcentityversion[MAX_EDICTS]; // legacy
162 #define NUM_CSQCENTITIES_PER_FRAME 1024
163 typedef struct csqcentityframedb_s
167 unsigned short entno[NUM_CSQCENTITIES_PER_FRAME];
168 int sendflags[NUM_CSQCENTITIES_PER_FRAME];
169 } csqcentityframedb_t;
171 // if defined this does ping smoothing, otherwise it does not
172 //#define NUM_PING_TIMES 16
174 #define NUM_SPAWN_PARMS 16
176 typedef struct client_s
178 /// false = empty client slot
180 /// false = don't do ClientDisconnect on drop
181 qboolean clientconnectcalled;
182 /// false = don't send datagrams
184 /// 1 = send svc_serverinfo and advance to 2, 2 doesn't send, then advances to 0 (allowing unlimited sending) when prespawn is received
187 /// requested rate in bytes per second
190 /// realtime this client connected
193 /// keepalive messages must be sent periodically during signon
194 double keepalivetime;
196 /// communications handle
197 netconn_t *netconnection;
202 /// intended motion calced from cmd
205 /// PRVM_EDICT_NUM(clientnum+1)
208 #ifdef NUM_PING_TIMES
209 float ping_times[NUM_PING_TIMES];
210 /// ping_times[num_pings%NUM_PING_TIMES]
213 /// LordHavoc: can be used for prediction or whatever...
216 /// this is used by sv_clmovement_minping code
217 double clmovement_disabletimeout;
218 /// this is used by sv_clmovement_inputtimeout code
219 float clmovement_inputtimeout;
221 /// spawn parms are carried from level to level
222 float spawn_parms[NUM_SPAWN_PARMS];
224 // properties that are sent across the network only when changed
225 char name[64], old_name[64];
226 int colors, old_colors;
227 int frags, old_frags;
228 char playermodel[MAX_QPATH], old_model[MAX_QPATH];
229 char playerskin[MAX_QPATH], old_skin[MAX_QPATH];
231 /// netaddress support
232 char netaddress[MAX_QPATH];
235 float visibletime[MAX_EDICTS];
237 // scope is whether an entity is currently being networked to this client
238 // sendflags is what properties have changed on the entity since the last
239 // update that was sent
241 unsigned char csqcentityscope[MAX_EDICTS];
242 unsigned int csqcentitysendflags[MAX_EDICTS];
244 #define NUM_CSQCENTITYDB_FRAMES 64
245 unsigned char csqcentityglobalhistory[MAX_EDICTS]; // set to 1 if the entity was ever csqc networked to the client, and never reset back to 0
246 csqcentityframedb_t csqcentityframehistory[NUM_CSQCENTITYDB_FRAMES];
247 int csqcentityframehistory_next;
249 /// prevent animated names
252 /// latest received clc_ackframe (used to detect packet loss)
255 /// cache weaponmodel name lookups
256 char weaponmodel[MAX_QPATH];
257 int weaponmodelindex;
259 /// clientcamera (entity to use as camera)
262 entityframe_database_t *entitydatabase;
263 entityframe4_database_t *entitydatabase4;
264 entityframe5_database_t *entitydatabase5;
266 // delta compression of stats
267 unsigned char statsdeltabits[(MAX_CL_STATS+7)/8];
268 int stats[MAX_CL_STATS];
270 unsigned char unreliablemsg_data[NET_MAXMESSAGE];
271 sizebuf_t unreliablemsg;
272 int unreliablemsg_splitpoints;
273 int unreliablemsg_splitpoint[NET_MAXMESSAGE/16];
275 // information on an active download if any
276 qfile_t *download_file;
277 int download_expectedposition; ///< next position the client should ack
278 qboolean download_started;
279 char download_name[MAX_QPATH];
280 qboolean download_deflate;
283 qboolean fixangle_angles_set;
284 vec3_t fixangle_angles;
287 qfile_t *sv_demo_file;
289 // number of skipped entity frames
290 // if it exceeds a limit, an empty entity frame is sent
291 int num_skippedentityframes;
295 //=============================================================================
297 // edict->movetype values
298 #define MOVETYPE_NONE 0 ///< never moves
299 #define MOVETYPE_ANGLENOCLIP 1
300 #define MOVETYPE_ANGLECLIP 2
301 #define MOVETYPE_WALK 3 ///< gravity
302 #define MOVETYPE_STEP 4 ///< gravity, special edge handling
303 #define MOVETYPE_FLY 5
304 #define MOVETYPE_TOSS 6 ///< gravity
305 #define MOVETYPE_PUSH 7 ///< no clip to world, push and crush
306 #define MOVETYPE_NOCLIP 8
307 #define MOVETYPE_FLYMISSILE 9 ///< extra size to monsters
308 #define MOVETYPE_BOUNCE 10
309 #define MOVETYPE_BOUNCEMISSILE 11 ///< bounce w/o gravity
310 #define MOVETYPE_FOLLOW 12 ///< track movement of aiment
311 #define MOVETYPE_FAKEPUSH 13 ///< tenebrae's push that doesn't push
313 // edict->solid values
314 #define SOLID_NOT 0 ///< no interaction with other objects
315 #define SOLID_TRIGGER 1 ///< touch on edge, but not blocking
316 #define SOLID_BBOX 2 ///< touch on edge, block
317 #define SOLID_SLIDEBOX 3 ///< touch on edge, but not an onground
318 #define SOLID_BSP 4 ///< bsp clip, touch on edge, block
319 // LordHavoc: corpse code
320 #define SOLID_CORPSE 5 ///< same as SOLID_BBOX, except it behaves as SOLID_NOT against SOLID_SLIDEBOX objects (players/monsters)
322 // edict->deadflag values
334 #define FL_CONVEYOR 4
336 #define FL_INWATER 16
337 #define FL_MONSTER 32
338 #define FL_GODMODE 64
339 #define FL_NOTARGET 128
341 #define FL_ONGROUND 512
342 #define FL_PARTIALGROUND 1024 ///< not all corners are valid
343 #define FL_WATERJUMP 2048 ///< player jumping out of water
344 #define FL_JUMPRELEASED 4096 ///< for jump debouncing
346 #define SPAWNFLAG_NOT_EASY 256
347 #define SPAWNFLAG_NOT_MEDIUM 512
348 #define SPAWNFLAG_NOT_HARD 1024
349 #define SPAWNFLAG_NOT_DEATHMATCH 2048
351 //============================================================================
354 extern cvar_t deathmatch;
355 extern cvar_t fraglimit;
356 extern cvar_t gamecfg;
357 extern cvar_t noexit;
358 extern cvar_t nomonsters;
359 extern cvar_t pausable;
360 extern cvar_t pr_checkextension;
361 extern cvar_t samelevel;
362 extern cvar_t saved1;
363 extern cvar_t saved2;
364 extern cvar_t saved3;
365 extern cvar_t saved4;
366 extern cvar_t savedgamecfg;
367 extern cvar_t scratch1;
368 extern cvar_t scratch2;
369 extern cvar_t scratch3;
370 extern cvar_t scratch4;
372 extern cvar_t slowmo;
373 extern cvar_t sv_accelerate;
374 extern cvar_t sv_aim;
375 extern cvar_t sv_airaccel_qw;
376 extern cvar_t sv_airaccel_sideways_friction;
377 extern cvar_t sv_airaccelerate;
378 extern cvar_t sv_airstopaccelerate;
379 extern cvar_t sv_airstrafeaccelerate;
380 extern cvar_t sv_maxairstrafespeed;
381 extern cvar_t sv_aircontrol;
382 extern cvar_t sv_allowdownloads;
383 extern cvar_t sv_allowdownloads_archive;
384 extern cvar_t sv_allowdownloads_config;
385 extern cvar_t sv_allowdownloads_dlcache;
386 extern cvar_t sv_allowdownloads_inarchive;
387 extern cvar_t sv_areagrid_mingridsize;
388 extern cvar_t sv_checkforpacketsduringsleep;
389 extern cvar_t sv_clmovement_enable;
390 extern cvar_t sv_clmovement_minping;
391 extern cvar_t sv_clmovement_minping_disabletime;
392 extern cvar_t sv_clmovement_inputtimeout;
393 extern cvar_t sv_clmovement_maxnetfps;
394 extern cvar_t sv_cullentities_nevercullbmodels;
395 extern cvar_t sv_cullentities_pvs;
396 extern cvar_t sv_cullentities_stats;
397 extern cvar_t sv_cullentities_trace;
398 extern cvar_t sv_cullentities_trace_delay;
399 extern cvar_t sv_cullentities_trace_enlarge;
400 extern cvar_t sv_cullentities_trace_prediction;
401 extern cvar_t sv_cullentities_trace_samples;
402 extern cvar_t sv_cullentities_trace_samples_extra;
403 extern cvar_t sv_debugmove;
404 extern cvar_t sv_echobprint;
405 extern cvar_t sv_edgefriction;
406 extern cvar_t sv_entpatch;
407 extern cvar_t sv_fixedframeratesingleplayer;
408 extern cvar_t sv_freezenonclients;
409 extern cvar_t sv_friction;
410 extern cvar_t sv_gameplayfix_blowupfallenzombies;
411 extern cvar_t sv_gameplayfix_delayprojectiles;
412 extern cvar_t sv_gameplayfix_droptofloorstartsolid;
413 extern cvar_t sv_gameplayfix_droptofloorstartsolid_nudgetocorrect;
414 extern cvar_t sv_gameplayfix_easierwaterjump;
415 extern cvar_t sv_gameplayfix_findradiusdistancetobox;
416 extern cvar_t sv_gameplayfix_grenadebouncedownslopes;
417 extern cvar_t sv_gameplayfix_multiplethinksperframe;
418 extern cvar_t sv_gameplayfix_slidemoveprojectiles;
419 extern cvar_t sv_gameplayfix_noairborncorpse;
420 extern cvar_t sv_gameplayfix_noairborncorpse_allowsuspendeditems;
421 extern cvar_t sv_gameplayfix_setmodelrealbox;
422 extern cvar_t sv_gameplayfix_stepdown;
423 extern cvar_t sv_gameplayfix_stepwhilejumping;
424 extern cvar_t sv_gameplayfix_swiminbmodels;
425 extern cvar_t sv_gameplayfix_upwardvelocityclearsongroundflag;
426 extern cvar_t sv_gameplayfix_gravityunaffectedbyticrate;
427 extern cvar_t sv_gravity;
428 extern cvar_t sv_idealpitchscale;
429 extern cvar_t sv_jumpstep;
430 extern cvar_t sv_jumpvelocity;
431 extern cvar_t sv_maxairspeed;
432 extern cvar_t sv_maxrate;
433 extern cvar_t sv_maxspeed;
434 extern cvar_t sv_maxvelocity;
435 extern cvar_t sv_newflymove;
436 extern cvar_t sv_nostep;
437 extern cvar_t sv_playerphysicsqc;
438 extern cvar_t sv_progs;
439 extern cvar_t sv_protocolname;
440 extern cvar_t sv_random_seed;
441 extern cvar_t sv_ratelimitlocalplayer;
442 extern cvar_t sv_sound_land;
443 extern cvar_t sv_sound_watersplash;
444 extern cvar_t sv_stepheight;
445 extern cvar_t sv_stopspeed;
446 extern cvar_t sv_wallfriction;
447 extern cvar_t sv_wateraccelerate;
448 extern cvar_t sv_waterfriction;
449 extern cvar_t sys_ticrate;
450 extern cvar_t teamplay;
452 extern cvar_t timelimit;
454 extern mempool_t *sv_mempool;
456 /// persistant server info
457 extern server_static_t svs;
461 extern client_t *host_client;
463 //===========================================================
467 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count);
468 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate);
469 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation);
470 void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float attenuation);
472 void SV_ConnectClient (int clientnum, netconn_t *netconnection);
473 void SV_DropClient (qboolean crash);
475 void SV_SendClientMessages (void);
477 void SV_ReadClientMessage(void);
479 // precachemode values:
480 // 0 = fail if not precached,
481 // 1 = warn if not found and precache if possible
483 int SV_ModelIndex(const char *s, int precachemode);
484 int SV_SoundIndex(const char *s, int precachemode);
486 int SV_ParticleEffectIndex(const char *name);
488 void SV_SetIdealPitch (void);
490 void SV_AddUpdates (void);
492 void SV_ClientThink (void);
494 void SV_ClientPrint(const char *msg);
495 void SV_ClientPrintf(const char *fmt, ...) DP_FUNC_PRINTF(1);
496 void SV_BroadcastPrint(const char *msg);
497 void SV_BroadcastPrintf(const char *fmt, ...) DP_FUNC_PRINTF(1);
499 void SV_Physics (void);
500 void SV_Physics_ClientMove (void);
501 void SV_Physics_ClientEntity (prvm_edict_t *ent);
503 qboolean SV_PlayerCheckGround (prvm_edict_t *ent);
504 qboolean SV_CheckBottom (prvm_edict_t *ent);
505 qboolean SV_movestep (prvm_edict_t *ent, vec3_t move, qboolean relink, qboolean noenemy, qboolean settrace);
507 /*! Needs to be called any time an entity changes origin, mins, maxs, or solid
508 * sets ent->v.absmin and ent->v.absmax
509 * if touchtriggers, calls prog functions for the intersected triggers
511 void SV_LinkEdict (prvm_edict_t *ent, qboolean touch_triggers);
513 /*! move an entity that is stuck by small amounts in various directions to try to nudge it back into the collision hull
514 * returns true if it found a better place
516 qboolean SV_UnstickEntity (prvm_edict_t *ent);
518 /// calculates hitsupercontentsmask for a generic qc entity
519 int SV_GenericHitSuperContentsMask(const prvm_edict_t *edict);
520 /// traces a box move against worldmodel and all entities in the specified area
521 trace_t SV_Move(const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int type, prvm_edict_t *passedict, int hitsupercontentsmask);
523 int SV_PointSuperContents(const vec3_t point);
525 void SV_FlushBroadcastMessages(void);
526 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats);
528 void SV_MoveToGoal (void);
530 void SV_ApplyClientMove (void);
531 void SV_SaveSpawnparms (void);
532 void SV_SpawnServer (const char *server);
534 void SV_CheckVelocity (prvm_edict_t *ent);
536 void SV_SetupVM(void);
538 void SV_VM_Begin(void);
539 void SV_VM_End(void);
541 const char *Host_TimingReport(void); ///< for output in Host_Status_f