sv_main.c

   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 // sv_main.c -- server main program
  21
  22 #include "quakedef.h"
  23 #include "sv_demo.h"
  24 #include "libcurl.h"
  25 #include "csprogs.h"
  26 #include "thread.h"
  27
  28 // current client
  29 client_t *host_client;
  30
  31 static void SV_SaveEntFile_f(cmd_state_t *cmd);
  32 static void SV_StartDownload_f(cmd_state_t *cmd);
  33 static void SV_Download_f(cmd_state_t *cmd);
  34 static void SV_VM_Setup(void);
  35 extern cvar_t net_connecttimeout;
  36
  37 cvar_t sv_worldmessage = {CF_SERVER | CF_READONLY, "sv_worldmessage", "", "title of current level"};
  38 cvar_t sv_worldname = {CF_SERVER | CF_READONLY, "sv_worldname", "", "name of current worldmodel"};
  39 cvar_t sv_worldnamenoextension = {CF_SERVER | CF_READONLY, "sv_worldnamenoextension", "", "name of current worldmodel without extension"};
  40 cvar_t sv_worldbasename = {CF_SERVER | CF_READONLY, "sv_worldbasename", "", "name of current worldmodel without maps/ prefix or extension"};
  41
  42 cvar_t sv_disablenotify = {CF_SERVER, "sv_disablenotify", "0", "suppress broadcast prints when certain cvars are changed (CF_NOTIFY flag in engine code)"};
  43 cvar_t coop = {CF_SERVER, "coop","0", "coop mode, 0 = no coop, 1 = coop mode, multiple players playing through the singleplayer game (coop mode also shuts off deathmatch)"};
  44 cvar_t deathmatch = {CF_SERVER, "deathmatch","0", "deathmatch mode, values depend on mod but typically 0 = no deathmatch, 1 = normal deathmatch with respawning weapons, 2 = weapons stay (players can only pick up new weapons)"};
  45 cvar_t fraglimit = {CF_SERVER | CF_NOTIFY, "fraglimit","0", "ends level if this many frags is reached by any player"};
  46 cvar_t gamecfg = {CF_SERVER, "gamecfg", "0", "unused cvar in quake, can be used by mods"};
  47 cvar_t noexit = {CF_SERVER | CF_NOTIFY, "noexit","0", "kills anyone attempting to use an exit"};
  48 cvar_t nomonsters = {CF_SERVER, "nomonsters", "0", "unused cvar in quake, can be used by mods"};
  49 cvar_t pausable = {CF_SERVER, "pausable","1", "allow players to pause or not (otherwise, only the server admin can)"};
  50 cvar_t pr_checkextension = {CF_SERVER | CF_READONLY, "pr_checkextension", "1", "indicates to QuakeC that the standard quakec extensions system is available (if 0, quakec should not attempt to use extensions)"};
  51 cvar_t samelevel = {CF_SERVER | CF_NOTIFY, "samelevel","0", "repeats same level if level ends (due to timelimit or someone hitting an exit)"};
  52 cvar_t skill = {CF_SERVER, "skill","1", "difficulty level of game, affects monster layouts in levels, 0 = easy, 1 = normal, 2 = hard, 3 = nightmare (same layout as hard but monsters fire twice)"};
  53 cvar_t campaign = {CF_SERVER, "campaign", "0", "singleplayer mode"};
  54 cvar_t host_timescale = {CF_CLIENT | CF_SERVER, "host_timescale", "1.0", "controls game speed, 0.5 is half speed, 2 is double speed"};
  55
  56 cvar_t sv_accelerate = {CF_SERVER, "sv_accelerate", "10", "rate at which a player accelerates to sv_maxspeed"};
  57 cvar_t sv_aim = {CF_SERVER | CF_ARCHIVE, "sv_aim", "2", "maximum cosine angle for quake's vertical autoaim, a value above 1 completely disables the autoaim, quake used 0.93"};
  58 cvar_t sv_airaccel_qw = {CF_SERVER, "sv_airaccel_qw", "1", "ratio of QW-style air control as opposed to simple acceleration; when < 0, the speed is clamped against the maximum allowed forward speed after the move"};
  59 cvar_t sv_airaccel_qw_stretchfactor = {CF_SERVER, "sv_airaccel_qw_stretchfactor", "0", "when set, the maximum acceleration increase the player may get compared to forward-acceleration when strafejumping"};
  60 cvar_t sv_airaccel_sideways_friction = {CF_SERVER, "sv_airaccel_sideways_friction", "", "anti-sideways movement stabilization (reduces speed gain when zigzagging); when < 0, only so much friction is applied that braking (by accelerating backwards) cannot be stronger"};
  61 cvar_t sv_airaccelerate = {CF_SERVER, "sv_airaccelerate", "-1", "rate at which a player accelerates to sv_maxairspeed while in the air, if less than 0 the sv_accelerate variable is used instead"};
  62 cvar_t sv_airstopaccelerate = {CF_SERVER, "sv_airstopaccelerate", "0", "when set, replacement for sv_airaccelerate when moving backwards"};
  63 cvar_t sv_airspeedlimit_nonqw = {CF_SERVER, "sv_airspeedlimit_nonqw", "0", "when set, this is a soft speed limit while in air when using airaccel_qw not equal to 1"};
  64 cvar_t sv_airstrafeaccelerate = {CF_SERVER, "sv_airstrafeaccelerate", "0", "when set, replacement for sv_airaccelerate when just strafing"};
  65 cvar_t sv_maxairstrafespeed = {CF_SERVER, "sv_maxairstrafespeed", "0", "when set, replacement for sv_maxairspeed when just strafing"};
  66 cvar_t sv_airstrafeaccel_qw = {CF_SERVER, "sv_airstrafeaccel_qw", "0", "when set, replacement for sv_airaccel_qw when just strafing"};
  67 cvar_t sv_aircontrol = {CF_SERVER, "sv_aircontrol", "0", "CPMA-style air control"};
  68 cvar_t sv_aircontrol_power = {CF_SERVER, "sv_aircontrol_power", "2", "CPMA-style air control exponent"};
  69 cvar_t sv_aircontrol_penalty = {CF_SERVER, "sv_aircontrol_penalty", "0", "deceleration while using CPMA-style air control"};
  70 cvar_t sv_allowdownloads = {CF_SERVER, "sv_allowdownloads", "1", "whether to allow clients to download files from the server (does not affect http downloads)"};
  71 cvar_t sv_allowdownloads_archive = {CF_SERVER, "sv_allowdownloads_archive", "0", "whether to allow downloads of archives (pak/pk3)"};
  72 cvar_t sv_allowdownloads_config = {CF_SERVER, "sv_allowdownloads_config", "0", "whether to allow downloads of config files (cfg)"};
  73 cvar_t sv_allowdownloads_dlcache = {CF_SERVER, "sv_allowdownloads_dlcache", "0", "whether to allow downloads of dlcache files (dlcache/)"};
  74 cvar_t sv_allowdownloads_inarchive = {CF_SERVER, "sv_allowdownloads_inarchive", "0", "whether to allow downloads from archives (pak/pk3)"};
  75 cvar_t sv_areagrid_link_SOLID_NOT = {CF_SERVER | CF_NOTIFY, "sv_areagrid_link_SOLID_NOT", "1", "set to 0 to prevent SOLID_NOT entities from being linked to the area grid, and unlink any that are already linked (in the code paths that would otherwise link them), for better performance"};
  76 cvar_t sv_areagrid_mingridsize = {CF_SERVER | CF_NOTIFY, "sv_areagrid_mingridsize", "128", "minimum areagrid cell size, smaller values work better for lots of small objects, higher values for large objects"};
  77 cvar_t sv_checkforpacketsduringsleep = {CF_SERVER, "sv_checkforpacketsduringsleep", "0", "uses select() function to wait between frames which can be interrupted by packets being received, instead of Sleep()/usleep()/SDL_Sleep() functions which do not check for packets"};
  78 cvar_t sv_clmovement_enable = {CF_SERVER, "sv_clmovement_enable", "1", "whether to allow clients to use cl_movement prediction, which can cause choppy movement on the server which may annoy other players"};
  79 cvar_t sv_clmovement_minping = {CF_SERVER, "sv_clmovement_minping", "0", "if client ping is below this time in milliseconds, then their ability to use cl_movement prediction is disabled for a while (as they don't need it)"};
  80 cvar_t sv_clmovement_minping_disabletime = {CF_SERVER, "sv_clmovement_minping_disabletime", "1000", "when client falls below minping, disable their prediction for this many milliseconds (should be at least 1000 or else their prediction may turn on/off frequently)"};
  81 cvar_t sv_clmovement_inputtimeout = {CF_SERVER, "sv_clmovement_inputtimeout", "0.1", "when a client does not send input for this many seconds (max 0.1), force them to move anyway (unlike QuakeWorld)"};
  82 cvar_t sv_cullentities_nevercullbmodels = {CF_SERVER, "sv_cullentities_nevercullbmodels", "0", "if enabled the clients are always notified of moving doors and lifts and other submodels of world (warning: eats a lot of network bandwidth on some levels!)"};
  83 cvar_t sv_cullentities_pvs = {CF_SERVER, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"};
  84 cvar_t sv_cullentities_stats = {CF_SERVER, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
  85 cvar_t sv_cullentities_trace = {CF_SERVER, "sv_cullentities_trace", "0", "somewhat slow but very tight culling of hidden entities, minimizes network traffic and makes wallhack cheats useless"};
  86 cvar_t sv_cullentities_trace_delay = {CF_SERVER, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  87 cvar_t sv_cullentities_trace_delay_players = {CF_SERVER, "sv_cullentities_trace_delay_players", "0.2", "number of seconds until the entity gets actually culled if it is a player entity"};
  88 cvar_t sv_cullentities_trace_enlarge = {CF_SERVER, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  89 cvar_t sv_cullentities_trace_expand = {CF_SERVER, "sv_cullentities_trace_expand", "0", "box is expanded by this many units for entity culling (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  90 cvar_t sv_cullentities_trace_eyejitter = {CF_SERVER, "sv_cullentities_trace_eyejitter", "16", "jitter the eye by this much for each trace (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  91 cvar_t sv_cullentities_trace_prediction = {CF_SERVER, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
  92 cvar_t sv_cullentities_trace_prediction_time = {CF_SERVER, "sv_cullentities_trace_prediction_time", "0.2", "maximum ping time to predict in seconds"};
  93 cvar_t sv_cullentities_trace_entityocclusion = {CF_SERVER, "sv_cullentities_trace_entityocclusion", "0", "also check if doors and other bsp models are in the way"};
  94 cvar_t sv_cullentities_trace_samples = {CF_SERVER, "sv_cullentities_trace_samples", "2", "number of samples to test for entity culling"};
  95 cvar_t sv_cullentities_trace_samples_extra = {CF_SERVER, "sv_cullentities_trace_samples_extra", "2", "number of samples to test for entity culling when the entity affects its surroundings by e.g. dlight (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  96 cvar_t sv_cullentities_trace_samples_players = {CF_SERVER, "sv_cullentities_trace_samples_players", "8", "number of samples to test for entity culling when the entity is a player entity"};
  97 cvar_t sv_cullentities_trace_spectators = {CF_SERVER, "sv_cullentities_trace_spectators", "0", "enables trace entity culling for clients that are spectating"};
  98 cvar_t sv_debugmove = {CF_SERVER | CF_NOTIFY, "sv_debugmove", "0", "disables collision detection optimizations for debugging purposes"};
  99 cvar_t sv_echobprint = {CF_SERVER | CF_ARCHIVE, "sv_echobprint", "1", "prints gamecode bprint() calls to server console"};
 100 cvar_t sv_edgefriction = {CF_SERVER, "edgefriction", "1", "how much you slow down when nearing a ledge you might fall off, multiplier of sv_friction (Quake used 2, QuakeWorld used 1 due to a bug in physics code)"};
 101 cvar_t sv_entpatch = {CF_SERVER, "sv_entpatch", "1", "enables loading of .ent files to override entities in the bsp (for example Threewave CTF server pack contains .ent patch files enabling play of CTF on id1 maps)"};
 102 cvar_t sv_freezenonclients = {CF_SERVER | CF_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
 103 cvar_t sv_friction = {CF_SERVER | CF_NOTIFY, "sv_friction","4", "how fast you slow down"};
 104 cvar_t sv_gameplayfix_blowupfallenzombies = {CF_SERVER, "sv_gameplayfix_blowupfallenzombies", "1", "causes findradius to detect SOLID_NOT entities such as zombies and corpses on the floor, allowing splash damage to apply to them"};
 105 cvar_t sv_gameplayfix_consistentplayerprethink = {CF_SERVER, "sv_gameplayfix_consistentplayerprethink", "0", "improves fairness in multiplayer by running all PlayerPreThink functions (which fire weapons) before performing physics, then running all PlayerPostThink functions"};
 106 cvar_t sv_gameplayfix_delayprojectiles = {CF_SERVER, "sv_gameplayfix_delayprojectiles", "1", "causes entities to not move on the same frame they are spawned, meaning that projectiles wait until the next frame to perform their first move, giving proper interpolation and rocket trails, but making weapons harder to use at low framerates"};
 107 cvar_t sv_gameplayfix_droptofloorstartsolid = {CF_SERVER, "sv_gameplayfix_droptofloorstartsolid", "1", "prevents items and monsters that start in a solid area from falling out of the level (makes droptofloor treat trace_startsolid as an acceptable outcome)"};
 108 cvar_t sv_gameplayfix_droptofloorstartsolid_nudgetocorrect = {CF_SERVER, "sv_gameplayfix_droptofloorstartsolid_nudgetocorrect", "1", "tries to nudge stuck items and monsters out of walls before droptofloor is performed"};
 109 cvar_t sv_gameplayfix_easierwaterjump = {CF_SERVER, "sv_gameplayfix_easierwaterjump", "1", "changes water jumping to make it easier to get out of water (exactly like in QuakeWorld)"};
 110 cvar_t sv_gameplayfix_findradiusdistancetobox = {CF_SERVER, "sv_gameplayfix_findradiusdistancetobox", "1", "causes findradius to check the distance to the corner of a box rather than the center of the box, makes findradius detect bmodels such as very large doors that would otherwise be unaffected by splash damage"};
 111 cvar_t sv_gameplayfix_gravityunaffectedbyticrate = {CF_SERVER, "sv_gameplayfix_gravityunaffectedbyticrate", "0", "fix some ticrate issues in physics."};
 112 cvar_t sv_gameplayfix_grenadebouncedownslopes = {CF_SERVER, "sv_gameplayfix_grenadebouncedownslopes", "1", "prevents MOVETYPE_BOUNCE (grenades) from getting stuck when fired down a downward sloping surface"};
 113 cvar_t sv_gameplayfix_impactbeforeonground = {CF_SERVER, "sv_gameplayfix_impactbeforeonground", "0", "enables a bug from old DP versions in which entity .touch functions are called before FL_ONGROUND is set when a collision is detected in SV_FlyMove() (used by MOVETYPE_WALK and MOVETYPE_STEP), Quake 1.5 and Combat+ mods require this, it breaks id1 fiends"};
 114 cvar_t sv_gameplayfix_multiplethinksperframe = {CF_SERVER, "sv_gameplayfix_multiplethinksperframe", "1", "allows entities to think more often than the server framerate, primarily useful for very high fire rate weapons"};
 115 cvar_t sv_gameplayfix_noairborncorpse = {CF_SERVER, "sv_gameplayfix_noairborncorpse", "1", "causes entities (corpses, items, etc) sitting ontop of moving entities (players) to fall when the moving entity (player) is no longer supporting them"};
 116 cvar_t sv_gameplayfix_noairborncorpse_allowsuspendeditems = {CF_SERVER, "sv_gameplayfix_noairborncorpse_allowsuspendeditems", "1", "causes entities sitting ontop of objects that are instantaneously remove to float in midair (special hack to allow a common level design trick for floating items)"};
 117 cvar_t sv_gameplayfix_nudgeoutofsolid = {CF_SERVER, "sv_gameplayfix_nudgeoutofsolid", "0", "attempts to fix physics errors where an object ended up in solid for some reason, better than sv_gameplayfix_unstick* but currently has no effect on Q1BSP (unless mod_q1bsp_polygoncollisions is enabled)"};
 118 cvar_t sv_gameplayfix_nudgeoutofsolid_separation = {CF_SERVER, "sv_gameplayfix_nudgeoutofsolid_separation", "0.03125", "keep objects this distance apart to prevent collision issues on seams"};
 119 cvar_t sv_gameplayfix_q2airaccelerate = {CF_SERVER, "sv_gameplayfix_q2airaccelerate", "0", "Quake2-style air acceleration"};
 120 cvar_t sv_gameplayfix_nogravityonground = {CF_SERVER, "sv_gameplayfix_nogravityonground", "0", "turn off gravity when on ground (to get rid of sliding)"};
 121 cvar_t sv_gameplayfix_setmodelrealbox = {CF_SERVER, "sv_gameplayfix_setmodelrealbox", "1", "fixes a bug in Quake that made setmodel always set the entity box to ('-16 -16 -16', '16 16 16') rather than properly checking the model box, breaks some poorly coded mods"};
 122 cvar_t sv_gameplayfix_slidemoveprojectiles = {CF_SERVER, "sv_gameplayfix_slidemoveprojectiles", "1", "allows MOVETYPE_FLY/FLYMISSILE/TOSS/BOUNCE/BOUNCEMISSILE entities to finish their move in a frame even if they hit something, fixes 'gravity accumulation' bug for grenades on steep slopes"};
 123 cvar_t sv_gameplayfix_stepdown = {CF_SERVER, "sv_gameplayfix_stepdown", "0", "attempts to step down stairs, not just up them (prevents the familiar thud..thud..thud.. when running down stairs and slopes)"};
 124 cvar_t sv_gameplayfix_stepmultipletimes = {CF_SERVER, "sv_gameplayfix_stepmultipletimes", "0", "applies step-up onto a ledge more than once in a single frame, when running quickly up stairs"};
 125 cvar_t sv_gameplayfix_nostepmoveonsteepslopes = {CF_SERVER, "sv_gameplayfix_nostepmoveonsteepslopes", "0", "crude fix which prevents MOVETYPE_STEP (not swimming or flying) to move on slopes whose angle is bigger than 45 degree"};
 126 cvar_t sv_gameplayfix_swiminbmodels = {CF_SERVER, "sv_gameplayfix_swiminbmodels", "1", "causes pointcontents (used to determine if you are in a liquid) to check bmodel entities as well as the world model, so you can swim around in (possibly moving) water bmodel entities"};
 127 cvar_t sv_gameplayfix_upwardvelocityclearsongroundflag = {CF_SERVER, "sv_gameplayfix_upwardvelocityclearsongroundflag", "1", "prevents monsters, items, and most other objects from being stuck to the floor when pushed around by damage, and other situations in mods"};
 128 cvar_t sv_gameplayfix_downtracesupportsongroundflag = {CF_SERVER, "sv_gameplayfix_downtracesupportsongroundflag", "1", "prevents very short moves from clearing onground (which may make the player stick to the floor at high netfps), fixes groundentity not being set when walking onto a mover with sv_gameplayfix_nogravityonground"};
 129 cvar_t sv_gameplayfix_q1bsptracelinereportstexture = {CF_SERVER, "sv_gameplayfix_q1bsptracelinereportstexture", "1", "enables mods to get accurate trace_texture results on q1bsp by using a surface-hitting traceline implementation rather than the standard solidbsp method, q3bsp always reports texture accurately"};
 130 cvar_t sv_gameplayfix_unstickplayers = {CF_SERVER, "sv_gameplayfix_unstickplayers", "1", "big hack to try and fix the rare case of MOVETYPE_WALK entities getting stuck in the world clipping hull. Quake did something similar."};
 131 cvar_t sv_gameplayfix_unstickentities = {CF_SERVER, "sv_gameplayfix_unstickentities", "0", "hack to check if entities are crossing world collision hull and try to move them to the right position. Quake didn't do this so maps shouldn't depend on it."};
 132 cvar_t sv_gameplayfix_fixedcheckwatertransition = {CF_SERVER, "sv_gameplayfix_fixedcheckwatertransition", "1", "fix two very stupid bugs in SV_CheckWaterTransition when watertype is CONTENTS_EMPTY (the bugs causes waterlevel to be 1 on first frame, -1 on second frame - the fix makes it 0 on both frames)"};
 133 cvar_t sv_gravity = {CF_SERVER | CF_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
 134 cvar_t sv_init_frame_count = {CF_SERVER, "sv_init_frame_count", "2", "number of frames to run to allow everything to settle before letting clients connect"};
 135 cvar_t sv_idealpitchscale = {CF_SERVER, "sv_idealpitchscale","0.8", "how much to look up/down slopes and stairs when not using freelook"};
 136 cvar_t sv_jumpstep = {CF_SERVER | CF_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping"};
 137 cvar_t sv_jumpvelocity = {CF_SERVER, "sv_jumpvelocity", "270", "cvar that can be used by QuakeC code for jump velocity"};
 138 cvar_t sv_legacy_bbox_expand = {CF_SERVER, "sv_legacy_bbox_expand", "1", "before linking an entity to the area grid, decrease its mins and increase its maxs by '1 1 1', or '15 15 1' if it has flag FL_ITEM (this is the Quake/QuakeWorld behaviour); disable to make SVQC bboxes consistent with CSQC which never does this expansion"};
 139 cvar_t sv_maxairspeed = {CF_SERVER, "sv_maxairspeed", "30", "maximum speed a player can accelerate to when airborn (note that it is possible to completely stop by moving the opposite direction)"};
 140 cvar_t sv_maxrate = {CF_SERVER | CF_ARCHIVE | CF_NOTIFY, "sv_maxrate", "1000000", "upper limit on client rate cvar, should reflect your network connection quality"};
 141 cvar_t sv_maxspeed = {CF_SERVER | CF_NOTIFY, "sv_maxspeed", "320", "maximum speed a player can accelerate to when on ground (can be exceeded by tricks)"};
 142 cvar_t sv_maxvelocity = {CF_SERVER | CF_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 143 cvar_t sv_nostep = {CF_SERVER | CF_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 144 cvar_t sv_playerphysicsqc = {CF_SERVER | CF_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 145 cvar_t sv_progs = {CF_SERVER, "sv_progs", "progs.dat", "selects which quakec progs.dat file to run" };
 146 cvar_t sv_protocolname = {CF_SERVER, "sv_protocolname", "DP7", "selects network protocol to host for (values include QUAKE, QUAKEDP, NEHAHRAMOVIE, DP1 and up)"};
 147 cvar_t sv_qcstats = {CF_SERVER, "sv_qcstats", "0", "Disables engine sending of stats 220 and above, for use by certain games such as Xonotic, NOTE: it's strongly recommended that SVQC send correct STAT_MOVEVARS_TICRATE and STAT_MOVEVARS_TIMESCALE"};
 148 cvar_t sv_random_seed = {CF_SERVER, "sv_random_seed", "", "random seed; when set, on every map start this random seed is used to initialize the random number generator. Don't touch it unless for benchmarking or debugging"};
 149 cvar_t host_limitlocal = {CF_SERVER, "host_limitlocal", "0", "whether to apply rate limiting to the local player in a listen server (only useful for testing)"};
 150 cvar_t sv_sound_land = {CF_SERVER, "sv_sound_land", "demon/dland2.wav", "sound to play when MOVETYPE_STEP entity hits the ground at high speed (empty cvar disables the sound)"};
 151 cvar_t sv_sound_watersplash = {CF_SERVER, "sv_sound_watersplash", "misc/h2ohit1.wav", "sound to play when MOVETYPE_FLY/TOSS/BOUNCE/STEP entity enters or leaves water (empty cvar disables the sound)"};
 152 cvar_t sv_stepheight = {CF_SERVER | CF_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
 153 cvar_t sv_stopspeed = {CF_SERVER | CF_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
 154 cvar_t sv_wallfriction = {CF_SERVER | CF_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 155 cvar_t sv_wateraccelerate = {CF_SERVER, "sv_wateraccelerate", "-1", "rate at which a player accelerates to sv_maxspeed while in water, if less than 0 the sv_accelerate variable is used instead"};
 156 cvar_t sv_waterfriction = {CF_SERVER | CF_NOTIFY, "sv_waterfriction","-1", "how fast you slow down in water, if less than 0 the sv_friction variable is used instead"};
 157 cvar_t sv_warsowbunny_airforwardaccel = {CF_SERVER, "sv_warsowbunny_airforwardaccel", "1.00001", "how fast you accelerate until you reach sv_maxspeed"};
 158 cvar_t sv_warsowbunny_accel = {CF_SERVER, "sv_warsowbunny_accel", "0.1585", "how fast you accelerate until after reaching sv_maxspeed (it gets harder as you near sv_warsowbunny_topspeed)"};
 159 cvar_t sv_warsowbunny_topspeed = {CF_SERVER, "sv_warsowbunny_topspeed", "925", "soft speed limit (can get faster with rjs and on ramps)"};
 160 cvar_t sv_warsowbunny_turnaccel = {CF_SERVER, "sv_warsowbunny_turnaccel", "0", "max sharpness of turns (also master switch for the sv_warsowbunny_* mode; set this to 9 to enable)"};
 161 cvar_t sv_warsowbunny_backtosideratio = {CF_SERVER, "sv_warsowbunny_backtosideratio", "0.8", "lower values make it easier to change direction without losing speed; the drawback is \"understeering\" in sharp turns"};
 162 cvar_t sv_onlycsqcnetworking = {CF_SERVER, "sv_onlycsqcnetworking", "0", "disables legacy entity networking code for higher performance (except on clients, which can still be legacy)"};
 163 cvar_t sv_areadebug = {CF_SERVER, "sv_areadebug", "0", "disables physics culling for debugging purposes (only for development)"};
 164
 165 cvar_t sys_ticrate = {CF_SERVER | CF_ARCHIVE, "sys_ticrate","0.01388889", "how long a server frame is in seconds, 0.05 is 20fps server rate, 0.1 is 10fps (can not be set higher than 0.1), 0 runs as many server frames as possible (makes games against bots a little smoother, overwhelms network players), 0.0138889 matches QuakeWorld physics"};
 166 cvar_t sv_maxphysicsframesperserverframe = {CF_SERVER, "sv_maxphysicsframesperserverframe","10", "maximum number of physics frames per server frame"};
 167 cvar_t sv_lagreporting_always = {CF_SERVER, "sv_lagreporting_always", "0", "report lag even in singleplayer, listen, or an empty dedicated server"};
 168 cvar_t sv_lagreporting_strict = {CF_SERVER, "sv_lagreporting_strict", "0", "log any extra frames run to catch up after a holdup (only applies when sv_maxphysicsframesperserverframe > 1)"};
 169 cvar_t sv_threaded = {CF_SERVER, "sv_threaded", "0", "enables a separate thread for server code, improving performance, especially when hosting a game while playing, EXPERIMENTAL, may be crashy"};
 170
 171 cvar_t teamplay = {CF_SERVER | CF_NOTIFY, "teamplay","0", "teamplay mode, values depend on mod but typically 0 = no teams, 1 = no team damage no self damage, 2 = team damage and self damage, some mods support 3 = no team damage but can damage self"};
 172 cvar_t timelimit = {CF_SERVER | CF_NOTIFY, "timelimit","0", "ends level at this time (in minutes)"};
 173
 174 cvar_t sv_rollspeed = {CF_CLIENT, "sv_rollspeed", "200", "how much strafing is necessary to tilt the view"};
 175 cvar_t sv_rollangle = {CF_CLIENT, "sv_rollangle", "2.0", "how much to tilt the view when strafing"};
 176
 177 cvar_t saved1 = {CF_SERVER | CF_ARCHIVE, "saved1", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 178 cvar_t saved2 = {CF_SERVER | CF_ARCHIVE, "saved2", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 179 cvar_t saved3 = {CF_SERVER | CF_ARCHIVE, "saved3", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 180 cvar_t saved4 = {CF_SERVER | CF_ARCHIVE, "saved4", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 181 cvar_t savedgamecfg = {CF_SERVER | CF_ARCHIVE, "savedgamecfg", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 182 cvar_t scratch1 = {CF_SERVER, "scratch1", "0", "unused cvar in quake, can be used by mods"};
 183 cvar_t scratch2 = {CF_SERVER,"scratch2", "0", "unused cvar in quake, can be used by mods"};
 184 cvar_t scratch3 = {CF_SERVER, "scratch3", "0", "unused cvar in quake, can be used by mods"};
 185 cvar_t scratch4 = {CF_SERVER, "scratch4", "0", "unused cvar in quake, can be used by mods"};
 186 cvar_t temp1 = {CF_SERVER, "temp1","0", "general cvar for mods to use, in stock id1 this selects which death animation to use on players (0 = random death, other values select specific death scenes)"};
 187
 188 cvar_t nehx00 = {CF_SERVER, "nehx00", "0", "nehahra data storage cvar (used in singleplayer)"};
 189 cvar_t nehx01 = {CF_SERVER, "nehx01", "0", "nehahra data storage cvar (used in singleplayer)"};
 190 cvar_t nehx02 = {CF_SERVER, "nehx02", "0", "nehahra data storage cvar (used in singleplayer)"};
 191 cvar_t nehx03 = {CF_SERVER, "nehx03", "0", "nehahra data storage cvar (used in singleplayer)"};
 192 cvar_t nehx04 = {CF_SERVER, "nehx04", "0", "nehahra data storage cvar (used in singleplayer)"};
 193 cvar_t nehx05 = {CF_SERVER, "nehx05", "0", "nehahra data storage cvar (used in singleplayer)"};
 194 cvar_t nehx06 = {CF_SERVER, "nehx06", "0", "nehahra data storage cvar (used in singleplayer)"};
 195 cvar_t nehx07 = {CF_SERVER, "nehx07", "0", "nehahra data storage cvar (used in singleplayer)"};
 196 cvar_t nehx08 = {CF_SERVER, "nehx08", "0", "nehahra data storage cvar (used in singleplayer)"};
 197 cvar_t nehx09 = {CF_SERVER, "nehx09", "0", "nehahra data storage cvar (used in singleplayer)"};
 198 cvar_t nehx10 = {CF_SERVER, "nehx10", "0", "nehahra data storage cvar (used in singleplayer)"};
 199 cvar_t nehx11 = {CF_SERVER, "nehx11", "0", "nehahra data storage cvar (used in singleplayer)"};
 200 cvar_t nehx12 = {CF_SERVER, "nehx12", "0", "nehahra data storage cvar (used in singleplayer)"};
 201 cvar_t nehx13 = {CF_SERVER, "nehx13", "0", "nehahra data storage cvar (used in singleplayer)"};
 202 cvar_t nehx14 = {CF_SERVER, "nehx14", "0", "nehahra data storage cvar (used in singleplayer)"};
 203 cvar_t nehx15 = {CF_SERVER, "nehx15", "0", "nehahra data storage cvar (used in singleplayer)"};
 204 cvar_t nehx16 = {CF_SERVER, "nehx16", "0", "nehahra data storage cvar (used in singleplayer)"};
 205 cvar_t nehx17 = {CF_SERVER, "nehx17", "0", "nehahra data storage cvar (used in singleplayer)"};
 206 cvar_t nehx18 = {CF_SERVER, "nehx18", "0", "nehahra data storage cvar (used in singleplayer)"};
 207 cvar_t nehx19 = {CF_SERVER, "nehx19", "0", "nehahra data storage cvar (used in singleplayer)"};
 208 cvar_t cutscene = {CF_SERVER, "cutscene", "1", "enables cutscenes in nehahra, can be used by other mods"};
 209
 210 cvar_t sv_autodemo_perclient = {CF_SERVER | CF_ARCHIVE, "sv_autodemo_perclient", "0", "set to 1 to enable autorecorded per-client demos (they'll start to record at the beginning of a match); set it to 2 to also record client->server packets (for debugging)"};
 211 cvar_t sv_autodemo_perclient_nameformat = {CF_SERVER | CF_ARCHIVE, "sv_autodemo_perclient_nameformat", "sv_autodemos/%Y-%m-%d_%H-%M", "The format of the sv_autodemo_perclient filename, followed by the map name, the client number and the IP address + port number, separated by underscores (the date is encoded using strftime escapes)" };
 212 cvar_t sv_autodemo_perclient_discardable = {CF_SERVER | CF_ARCHIVE, "sv_autodemo_perclient_discardable", "0", "Allow game code to decide whether a demo should be kept or discarded."};
 213
 214 cvar_t halflifebsp = {CF_SERVER, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"};
 215 cvar_t sv_mapformat_is_quake2 = {CF_SERVER, "sv_mapformat_is_quake2", "0", "indicates the current map is q2bsp format (useful to know because of different entity behaviors, .frame on submodels and other things)"};
 216 cvar_t sv_mapformat_is_quake3 = {CF_SERVER, "sv_mapformat_is_quake3", "0", "indicates the current map is q3bsp format (useful to know because of different entity behaviors)"};
 217
 218 cvar_t sv_writepicture_quality = {CF_SERVER | CF_ARCHIVE, "sv_writepicture_quality", "10", "WritePicture quality offset (higher means better quality, but slower)"};
 219
 220 server_t sv;
 221 server_static_t svs;
 222
 223 mempool_t *sv_mempool = NULL;
 224
 225 extern cvar_t host_timescale;
 226 extern float            scr_centertime_off;
 227
 228 // MUST match effectnameindex_t in client.h
 229 static const char *standardeffectnames[EFFECT_TOTAL] =
 230 {
 231         "",
 232         "TE_GUNSHOT",
 233         "TE_GUNSHOTQUAD",
 234         "TE_SPIKE",
 235         "TE_SPIKEQUAD",
 236         "TE_SUPERSPIKE",
 237         "TE_SUPERSPIKEQUAD",
 238         "TE_WIZSPIKE",
 239         "TE_KNIGHTSPIKE",
 240         "TE_EXPLOSION",
 241         "TE_EXPLOSIONQUAD",
 242         "TE_TAREXPLOSION",
 243         "TE_TELEPORT",
 244         "TE_LAVASPLASH",
 245         "TE_SMALLFLASH",
 246         "TE_FLAMEJET",
 247         "EF_FLAME",
 248         "TE_BLOOD",
 249         "TE_SPARK",
 250         "TE_PLASMABURN",
 251         "TE_TEI_G3",
 252         "TE_TEI_SMOKE",
 253         "TE_TEI_BIGEXPLOSION",
 254         "TE_TEI_PLASMAHIT",
 255         "EF_STARDUST",
 256         "TR_ROCKET",
 257         "TR_GRENADE",
 258         "TR_BLOOD",
 259         "TR_WIZSPIKE",
 260         "TR_SLIGHTBLOOD",
 261         "TR_KNIGHTSPIKE",
 262         "TR_VORESPIKE",
 263         "TR_NEHAHRASMOKE",
 264         "TR_NEXUIZPLASMA",
 265         "TR_GLOWTRAIL",
 266         "SVC_PARTICLE"
 267 };
 268
 269
 270 static void SV_CheckRequiredFuncs(prvm_prog_t *prog, const char *filename)
 271 {
 272         // no required funcs?!
 273 }
 274
 275 #define SV_REQFIELDS (sizeof(sv_reqfields) / sizeof(prvm_required_field_t))
 276
 277 prvm_required_field_t sv_reqfields[] =
 278 {
 279 #define PRVM_DECLARE_serverglobalfloat(x)
 280 #define PRVM_DECLARE_serverglobalvector(x)
 281 #define PRVM_DECLARE_serverglobalstring(x)
 282 #define PRVM_DECLARE_serverglobaledict(x)
 283 #define PRVM_DECLARE_serverglobalfunction(x)
 284 #define PRVM_DECLARE_clientglobalfloat(x)
 285 #define PRVM_DECLARE_clientglobalvector(x)
 286 #define PRVM_DECLARE_clientglobalstring(x)
 287 #define PRVM_DECLARE_clientglobaledict(x)
 288 #define PRVM_DECLARE_clientglobalfunction(x)
 289 #define PRVM_DECLARE_menuglobalfloat(x)
 290 #define PRVM_DECLARE_menuglobalvector(x)
 291 #define PRVM_DECLARE_menuglobalstring(x)
 292 #define PRVM_DECLARE_menuglobaledict(x)
 293 #define PRVM_DECLARE_menuglobalfunction(x)
 294 #define PRVM_DECLARE_serverfieldfloat(x) {ev_float, #x},
 295 #define PRVM_DECLARE_serverfieldvector(x) {ev_vector, #x},
 296 #define PRVM_DECLARE_serverfieldstring(x) {ev_string, #x},
 297 #define PRVM_DECLARE_serverfieldedict(x) {ev_entity, #x},
 298 #define PRVM_DECLARE_serverfieldfunction(x) {ev_function, #x},
 299 #define PRVM_DECLARE_clientfieldfloat(x)
 300 #define PRVM_DECLARE_clientfieldvector(x)
 301 #define PRVM_DECLARE_clientfieldstring(x)
 302 #define PRVM_DECLARE_clientfieldedict(x)
 303 #define PRVM_DECLARE_clientfieldfunction(x)
 304 #define PRVM_DECLARE_menufieldfloat(x)
 305 #define PRVM_DECLARE_menufieldvector(x)
 306 #define PRVM_DECLARE_menufieldstring(x)
 307 #define PRVM_DECLARE_menufieldedict(x)
 308 #define PRVM_DECLARE_menufieldfunction(x)
 309 #define PRVM_DECLARE_serverfunction(x)
 310 #define PRVM_DECLARE_clientfunction(x)
 311 #define PRVM_DECLARE_menufunction(x)
 312 #define PRVM_DECLARE_field(x)
 313 #define PRVM_DECLARE_global(x)
 314 #define PRVM_DECLARE_function(x)
 315 #include "prvm_offsets.h"
 316 #undef PRVM_DECLARE_serverglobalfloat
 317 #undef PRVM_DECLARE_serverglobalvector
 318 #undef PRVM_DECLARE_serverglobalstring
 319 #undef PRVM_DECLARE_serverglobaledict
 320 #undef PRVM_DECLARE_serverglobalfunction
 321 #undef PRVM_DECLARE_clientglobalfloat
 322 #undef PRVM_DECLARE_clientglobalvector
 323 #undef PRVM_DECLARE_clientglobalstring
 324 #undef PRVM_DECLARE_clientglobaledict
 325 #undef PRVM_DECLARE_clientglobalfunction
 326 #undef PRVM_DECLARE_menuglobalfloat
 327 #undef PRVM_DECLARE_menuglobalvector
 328 #undef PRVM_DECLARE_menuglobalstring
 329 #undef PRVM_DECLARE_menuglobaledict
 330 #undef PRVM_DECLARE_menuglobalfunction
 331 #undef PRVM_DECLARE_serverfieldfloat
 332 #undef PRVM_DECLARE_serverfieldvector
 333 #undef PRVM_DECLARE_serverfieldstring
 334 #undef PRVM_DECLARE_serverfieldedict
 335 #undef PRVM_DECLARE_serverfieldfunction
 336 #undef PRVM_DECLARE_clientfieldfloat
 337 #undef PRVM_DECLARE_clientfieldvector
 338 #undef PRVM_DECLARE_clientfieldstring
 339 #undef PRVM_DECLARE_clientfieldedict
 340 #undef PRVM_DECLARE_clientfieldfunction
 341 #undef PRVM_DECLARE_menufieldfloat
 342 #undef PRVM_DECLARE_menufieldvector
 343 #undef PRVM_DECLARE_menufieldstring
 344 #undef PRVM_DECLARE_menufieldedict
 345 #undef PRVM_DECLARE_menufieldfunction
 346 #undef PRVM_DECLARE_serverfunction
 347 #undef PRVM_DECLARE_clientfunction
 348 #undef PRVM_DECLARE_menufunction
 349 #undef PRVM_DECLARE_field
 350 #undef PRVM_DECLARE_global
 351 #undef PRVM_DECLARE_function
 352 };
 353
 354 #define SV_REQGLOBALS (sizeof(sv_reqglobals) / sizeof(prvm_required_field_t))
 355
 356 prvm_required_field_t sv_reqglobals[] =
 357 {
 358 #define PRVM_DECLARE_serverglobalfloat(x) {ev_float, #x},
 359 #define PRVM_DECLARE_serverglobalvector(x) {ev_vector, #x},
 360 #define PRVM_DECLARE_serverglobalstring(x) {ev_string, #x},
 361 #define PRVM_DECLARE_serverglobaledict(x) {ev_entity, #x},
 362 #define PRVM_DECLARE_serverglobalfunction(x) {ev_function, #x},
 363 #define PRVM_DECLARE_clientglobalfloat(x)
 364 #define PRVM_DECLARE_clientglobalvector(x)
 365 #define PRVM_DECLARE_clientglobalstring(x)
 366 #define PRVM_DECLARE_clientglobaledict(x)
 367 #define PRVM_DECLARE_clientglobalfunction(x)
 368 #define PRVM_DECLARE_menuglobalfloat(x)
 369 #define PRVM_DECLARE_menuglobalvector(x)
 370 #define PRVM_DECLARE_menuglobalstring(x)
 371 #define PRVM_DECLARE_menuglobaledict(x)
 372 #define PRVM_DECLARE_menuglobalfunction(x)
 373 #define PRVM_DECLARE_serverfieldfloat(x)
 374 #define PRVM_DECLARE_serverfieldvector(x)
 375 #define PRVM_DECLARE_serverfieldstring(x)
 376 #define PRVM_DECLARE_serverfieldedict(x)
 377 #define PRVM_DECLARE_serverfieldfunction(x)
 378 #define PRVM_DECLARE_clientfieldfloat(x)
 379 #define PRVM_DECLARE_clientfieldvector(x)
 380 #define PRVM_DECLARE_clientfieldstring(x)
 381 #define PRVM_DECLARE_clientfieldedict(x)
 382 #define PRVM_DECLARE_clientfieldfunction(x)
 383 #define PRVM_DECLARE_menufieldfloat(x)
 384 #define PRVM_DECLARE_menufieldvector(x)
 385 #define PRVM_DECLARE_menufieldstring(x)
 386 #define PRVM_DECLARE_menufieldedict(x)
 387 #define PRVM_DECLARE_menufieldfunction(x)
 388 #define PRVM_DECLARE_serverfunction(x)
 389 #define PRVM_DECLARE_clientfunction(x)
 390 #define PRVM_DECLARE_menufunction(x)
 391 #define PRVM_DECLARE_field(x)
 392 #define PRVM_DECLARE_global(x)
 393 #define PRVM_DECLARE_function(x)
 394 #include "prvm_offsets.h"
 395 #undef PRVM_DECLARE_serverglobalfloat
 396 #undef PRVM_DECLARE_serverglobalvector
 397 #undef PRVM_DECLARE_serverglobalstring
 398 #undef PRVM_DECLARE_serverglobaledict
 399 #undef PRVM_DECLARE_serverglobalfunction
 400 #undef PRVM_DECLARE_clientglobalfloat
 401 #undef PRVM_DECLARE_clientglobalvector
 402 #undef PRVM_DECLARE_clientglobalstring
 403 #undef PRVM_DECLARE_clientglobaledict
 404 #undef PRVM_DECLARE_clientglobalfunction
 405 #undef PRVM_DECLARE_menuglobalfloat
 406 #undef PRVM_DECLARE_menuglobalvector
 407 #undef PRVM_DECLARE_menuglobalstring
 408 #undef PRVM_DECLARE_menuglobaledict
 409 #undef PRVM_DECLARE_menuglobalfunction
 410 #undef PRVM_DECLARE_serverfieldfloat
 411 #undef PRVM_DECLARE_serverfieldvector
 412 #undef PRVM_DECLARE_serverfieldstring
 413 #undef PRVM_DECLARE_serverfieldedict
 414 #undef PRVM_DECLARE_serverfieldfunction
 415 #undef PRVM_DECLARE_clientfieldfloat
 416 #undef PRVM_DECLARE_clientfieldvector
 417 #undef PRVM_DECLARE_clientfieldstring
 418 #undef PRVM_DECLARE_clientfieldedict
 419 #undef PRVM_DECLARE_clientfieldfunction
 420 #undef PRVM_DECLARE_menufieldfloat
 421 #undef PRVM_DECLARE_menufieldvector
 422 #undef PRVM_DECLARE_menufieldstring
 423 #undef PRVM_DECLARE_menufieldedict
 424 #undef PRVM_DECLARE_menufieldfunction
 425 #undef PRVM_DECLARE_serverfunction
 426 #undef PRVM_DECLARE_clientfunction
 427 #undef PRVM_DECLARE_menufunction
 428 #undef PRVM_DECLARE_field
 429 #undef PRVM_DECLARE_global
 430 #undef PRVM_DECLARE_function
 431 };
 432
 433 static void Host_Timescale_c(cvar_t *var)
 434 {
 435         if(var->value < 0.00001 && var->value != 0)
 436                 Cvar_SetValueQuick(var, 0);
 437 }
 438
 439 //============================================================================
 440
 441 static void SV_AreaStats_f(cmd_state_t *cmd)
 442 {
 443         World_PrintAreaStats(&sv.world, "server");
 444 }
 445
 446 static void SV_ServerOptions (void)
 447 {
 448         int i;
 449
 450         // general default
 451         svs.maxclients = 8;
 452
 453 // COMMANDLINEOPTION: Server: -dedicated [playerlimit] starts a dedicated server (with a command console), default playerlimit is 8
 454 // COMMANDLINEOPTION: Server: -listen [playerlimit] starts a multiplayer server with graphical client, like singleplayer but other players can connect, default playerlimit is 8
 455         // if no client is in the executable or -dedicated is specified on
 456         // commandline, start a dedicated server
 457         i = Sys_CheckParm ("-dedicated");
 458         if (i || !cl_available)
 459         {
 460                 // check for -dedicated specifying how many players
 461                 if (i && i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 462                         svs.maxclients = atoi (sys.argv[i+1]);
 463                 if (Sys_CheckParm ("-listen"))
 464                         Con_Printf ("Only one of -dedicated or -listen can be specified\n");
 465                 // default sv_public on for dedicated servers (often hosted by serious administrators), off for listen servers (often hosted by clueless users)
 466                 Cvar_SetValue(&cvars_all, "sv_public", 1);
 467         }
 468         else if (cl_available)
 469         {
 470                 // client exists and not dedicated, check if -listen is specified
 471                 cls.state = ca_disconnected;
 472                 i = Sys_CheckParm ("-listen");
 473                 if (i)
 474                 {
 475                         // default players unless specified
 476                         if (i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 477                                 svs.maxclients = atoi (sys.argv[i+1]);
 478                 }
 479                 else
 480                 {
 481                         // default players in some games, singleplayer in most
 482                         if (gamemode != GAME_GOODVSBAD2 && !IS_NEXUIZ_DERIVED(gamemode) && gamemode != GAME_BATTLEMECH)
 483                                 svs.maxclients = 1;
 484                 }
 485         }
 486
 487         svs.maxclients = svs.maxclients_next = bound(1, svs.maxclients, MAX_SCOREBOARD);
 488
 489         svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
 490
 491         if (svs.maxclients > 1 && !deathmatch.integer && !coop.integer)
 492                 Cvar_SetValueQuick(&deathmatch, 1);
 493 }
 494
 495 /*
 496 ===============
 497 SV_Init
 498 ===============
 499 */
 500 void SV_Init (void)
 501 {
 502         // init the csqc progs cvars, since they are updated/used by the server code
 503         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 504         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 505         extern cvar_t csqc_progcrc;
 506         extern cvar_t csqc_progsize;
 507         extern cvar_t csqc_usedemoprogs;
 508
 509         Cvar_RegisterVariable(&sv_worldmessage);
 510         Cvar_RegisterVariable(&sv_worldname);
 511         Cvar_RegisterVariable(&sv_worldnamenoextension);
 512         Cvar_RegisterVariable(&sv_worldbasename);
 513
 514         Cvar_RegisterVariable (&csqc_progname);
 515         Cvar_RegisterVariable (&csqc_progcrc);
 516         Cvar_RegisterVariable (&csqc_progsize);
 517         Cvar_RegisterVariable (&csqc_usedemoprogs);
 518
 519         Cmd_AddCommand(CF_SHARED, "sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 520         Cmd_AddCommand(CF_SHARED, "sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 521         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "sv_startdownload", SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 522         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "download", SV_Download_f, "downloads a specified file from the server");
 523
 524         Cvar_RegisterVariable (&sv_disablenotify);
 525         Cvar_RegisterVariable (&coop);
 526         Cvar_RegisterVariable (&deathmatch);
 527         Cvar_RegisterVariable (&fraglimit);
 528         Cvar_RegisterVariable (&gamecfg);
 529         Cvar_RegisterVariable (&noexit);
 530         Cvar_RegisterVariable (&nomonsters);
 531         Cvar_RegisterVariable (&pausable);
 532         Cvar_RegisterVariable (&pr_checkextension);
 533         Cvar_RegisterVariable (&samelevel);
 534         Cvar_RegisterVariable (&skill);
 535         Cvar_RegisterVariable (&campaign);
 536         Cvar_RegisterVariable (&host_timescale);
 537         Cvar_RegisterCallback (&host_timescale, Host_Timescale_c);
 538         Cvar_RegisterVirtual (&host_timescale, "slowmo");
 539         Cvar_RegisterVirtual (&host_timescale, "timescale");
 540         Cvar_RegisterVariable (&sv_accelerate);
 541         Cvar_RegisterVariable (&sv_aim);
 542         Cvar_RegisterVariable (&sv_airaccel_qw);
 543         Cvar_RegisterVariable (&sv_airaccel_qw_stretchfactor);
 544         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 545         Cvar_RegisterVariable (&sv_airaccelerate);
 546         Cvar_RegisterVariable (&sv_airstopaccelerate);
 547         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 548         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 549         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 550         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 551         Cvar_RegisterVariable (&sv_aircontrol);
 552         Cvar_RegisterVariable (&sv_aircontrol_power);
 553         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 554         Cvar_RegisterVariable (&sv_allowdownloads);
 555         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 556         Cvar_RegisterVariable (&sv_allowdownloads_config);
 557         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 558         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 559         Cvar_RegisterVariable (&sv_areagrid_link_SOLID_NOT);
 560         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 561         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 562         Cvar_RegisterVariable (&sv_clmovement_enable);
 563         Cvar_RegisterVariable (&sv_clmovement_minping);
 564         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 565         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 566         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 567         Cvar_RegisterVariable (&sv_cullentities_pvs);
 568         Cvar_RegisterVariable (&sv_cullentities_stats);
 569         Cvar_RegisterVariable (&sv_cullentities_trace);
 570         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 571         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 572         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 573         Cvar_RegisterVariable (&sv_cullentities_trace_expand);
 574         Cvar_RegisterVariable (&sv_cullentities_trace_eyejitter);
 575         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 576         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 577         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 578         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 579         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 580         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 581         Cvar_RegisterVariable (&sv_cullentities_trace_spectators);
 582         Cvar_RegisterVariable (&sv_debugmove);
 583         Cvar_RegisterVariable (&sv_echobprint);
 584         Cvar_RegisterVariable (&sv_edgefriction);
 585         Cvar_RegisterVariable (&sv_entpatch);
 586         Cvar_RegisterVariable (&sv_freezenonclients);
 587         Cvar_RegisterVariable (&sv_friction);
 588         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 589         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 590         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 591         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 592         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 593         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 594         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 595         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 596         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 597         Cvar_RegisterVariable (&sv_gameplayfix_impactbeforeonground);
 598         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 599         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 600         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 601         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 602         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_separation);
 603         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 604         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 605         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 606         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 607         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 608         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 609         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 610         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 611         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 612         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 613         Cvar_RegisterVariable (&sv_gameplayfix_q1bsptracelinereportstexture);
 614         Cvar_RegisterVariable (&sv_gameplayfix_unstickplayers);
 615         Cvar_RegisterVariable (&sv_gameplayfix_unstickentities);
 616         Cvar_RegisterVariable (&sv_gameplayfix_fixedcheckwatertransition);
 617         Cvar_RegisterVariable (&sv_qcstats);
 618         Cvar_RegisterVariable (&sv_gravity);
 619         Cvar_RegisterVariable (&sv_init_frame_count);
 620         Cvar_RegisterVariable (&sv_idealpitchscale);
 621         Cvar_RegisterVariable (&sv_jumpstep);
 622         Cvar_RegisterVariable (&sv_jumpvelocity);
 623         Cvar_RegisterVariable (&sv_legacy_bbox_expand);
 624         Cvar_RegisterVariable (&sv_maxairspeed);
 625         Cvar_RegisterVariable (&sv_maxrate);
 626         Cvar_RegisterVariable (&sv_maxspeed);
 627         Cvar_RegisterVariable (&sv_maxvelocity);
 628         Cvar_RegisterVariable (&sv_nostep);
 629         Cvar_RegisterVariable (&sv_playerphysicsqc);
 630         Cvar_RegisterVariable (&sv_progs);
 631         Cvar_RegisterVariable (&sv_protocolname);
 632         Cvar_RegisterVariable (&sv_random_seed);
 633         Cvar_RegisterVariable (&host_limitlocal);
 634         Cvar_RegisterVirtual(&host_limitlocal, "sv_ratelimitlocalplayer");
 635         Cvar_RegisterVariable (&sv_sound_land);
 636         Cvar_RegisterVariable (&sv_sound_watersplash);
 637         Cvar_RegisterVariable (&sv_stepheight);
 638         Cvar_RegisterVariable (&sv_stopspeed);
 639         Cvar_RegisterVariable (&sv_wallfriction);
 640         Cvar_RegisterVariable (&sv_wateraccelerate);
 641         Cvar_RegisterVariable (&sv_waterfriction);
 642         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 643         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 644         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 645         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 646         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 647         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 648         Cvar_RegisterVariable (&sv_areadebug);
 649
 650         Cvar_RegisterVariable (&sys_ticrate);
 651         Cvar_RegisterVariable (&sv_maxphysicsframesperserverframe);
 652         Cvar_RegisterVariable (&sv_lagreporting_always);
 653         Cvar_RegisterVariable (&sv_lagreporting_strict);
 654         Cvar_RegisterVariable (&sv_threaded);
 655
 656         Cvar_RegisterVariable (&teamplay);
 657         Cvar_RegisterVariable (&timelimit);
 658
 659         Cvar_RegisterVariable (&sv_rollangle);
 660         Cvar_RegisterVariable (&sv_rollspeed);
 661
 662         Cvar_RegisterVariable (&saved1);
 663         Cvar_RegisterVariable (&saved2);
 664         Cvar_RegisterVariable (&saved3);
 665         Cvar_RegisterVariable (&saved4);
 666         Cvar_RegisterVariable (&savedgamecfg);
 667         Cvar_RegisterVariable (&scratch1);
 668         Cvar_RegisterVariable (&scratch2);
 669         Cvar_RegisterVariable (&scratch3);
 670         Cvar_RegisterVariable (&scratch4);
 671         Cvar_RegisterVariable (&temp1);
 672
 673         // LadyHavoc: Nehahra uses these to pass data around cutscene demos
 674         Cvar_RegisterVariable (&nehx00);
 675         Cvar_RegisterVariable (&nehx01);
 676         Cvar_RegisterVariable (&nehx02);
 677         Cvar_RegisterVariable (&nehx03);
 678         Cvar_RegisterVariable (&nehx04);
 679         Cvar_RegisterVariable (&nehx05);
 680         Cvar_RegisterVariable (&nehx06);
 681         Cvar_RegisterVariable (&nehx07);
 682         Cvar_RegisterVariable (&nehx08);
 683         Cvar_RegisterVariable (&nehx09);
 684         Cvar_RegisterVariable (&nehx10);
 685         Cvar_RegisterVariable (&nehx11);
 686         Cvar_RegisterVariable (&nehx12);
 687         Cvar_RegisterVariable (&nehx13);
 688         Cvar_RegisterVariable (&nehx14);
 689         Cvar_RegisterVariable (&nehx15);
 690         Cvar_RegisterVariable (&nehx16);
 691         Cvar_RegisterVariable (&nehx17);
 692         Cvar_RegisterVariable (&nehx18);
 693         Cvar_RegisterVariable (&nehx19);
 694         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 695
 696         Cvar_RegisterVariable (&sv_autodemo_perclient);
 697         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 698         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 699
 700         Cvar_RegisterVariable (&halflifebsp);
 701         Cvar_RegisterVariable (&sv_mapformat_is_quake2);
 702         Cvar_RegisterVariable (&sv_mapformat_is_quake3);
 703
 704         Cvar_RegisterVariable (&sv_writepicture_quality);
 705
 706         SV_InitOperatorCommands();
 707         host.hook.SV_Shutdown = SV_Shutdown;
 708
 709         sv_mempool = Mem_AllocPool("server", 0, NULL);
 710
 711         SV_ServerOptions();
 712         Cvar_Callback(&sv_netport);
 713 }
 714
 715 static void SV_SaveEntFile_f(cmd_state_t *cmd)
 716 {
 717         char vabuf[1024];
 718         if (!sv.active || !sv.worldmodel)
 719         {
 720                 Con_Print("Not running a server\n");
 721                 return;
 722         }
 723         FS_WriteFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 724 }
 725
 726 /*
 727 ==============================================================================
 728
 729 CLIENT SPAWNING
 730
 731 ==============================================================================
 732 */
 733
 734 /*
 735 ================
 736 SV_SendServerinfo
 737
 738 Sends the first message from the server to a connected client.
 739 This will be sent on the initial connection and upon each server load.
 740 ================
 741 */
 742 void SV_SendServerinfo (client_t *client)
 743 {
 744         prvm_prog_t *prog = SVVM_prog;
 745         int i;
 746         char message[128];
 747         char vabuf[1024];
 748
 749         // we know that this client has a netconnection and thus is not a bot
 750
 751         // edicts get reallocated on level changes, so we need to update it here
 752         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 753
 754         // clear cached stuff that depends on the level
 755         client->weaponmodel[0] = 0;
 756         client->weaponmodelindex = 0;
 757
 758         // LadyHavoc: clear entityframe tracking
 759         client->latestframenum = 0;
 760
 761         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 762         client->cmd.time = sv.time;
 763
 764         if (client->entitydatabase)
 765                 EntityFrame_FreeDatabase(client->entitydatabase);
 766         if (client->entitydatabase4)
 767                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 768         if (client->entitydatabase5)
 769                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 770
 771         memset(client->stats, 0, sizeof(client->stats));
 772         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 773
 774         if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
 775         {
 776                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 777                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 778                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 779                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 780                 else
 781                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 782         }
 783
 784         // reset csqc entity versions
 785         for (i = 0;i < prog->max_edicts;i++)
 786         {
 787                 client->csqcentityscope[i] = 0;
 788                 client->csqcentitysendflags[i] = 0xFFFFFF;
 789         }
 790         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 791         {
 792                 client->csqcentityframehistory[i].num = 0;
 793                 client->csqcentityframehistory[i].framenum = -1;
 794         }
 795         client->csqcnumedicts = 0;
 796         client->csqcentityframehistory_next = 0;
 797
 798         SZ_Clear (&client->netconnection->message);
 799         MSG_WriteByte (&client->netconnection->message, svc_print);
 800         dpsnprintf (message, sizeof (message), "\nServer: %s (progs %i crc)\n", engineversion, prog->filecrc);
 801         MSG_WriteString (&client->netconnection->message,message);
 802
 803         SV_StopDemoRecording(client); // to split up demos into different files
 804         if(sv_autodemo_perclient.integer)
 805         {
 806                 char demofile[MAX_OSPATH];
 807                 char ipaddress[MAX_QPATH];
 808                 size_t j;
 809
 810                 // start a new demo file
 811                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 812                 for(j = 0; ipaddress[j]; ++j)
 813                         if(!isalnum(ipaddress[j]))
 814                                 ipaddress[j] = '-';
 815                 dpsnprintf (demofile, sizeof(demofile), "%s_%s_%d_%s.dem", Sys_TimeString (sv_autodemo_perclient_nameformat.string), sv.worldbasename, PRVM_NUM_FOR_EDICT(client->edict), ipaddress);
 816
 817                 SV_StartDemoRecording(client, demofile, -1);
 818         }
 819
 820         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 821         if (sv.csqc_progname[0])
 822         {
 823                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 824                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 825                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progname %s\n", sv.csqc_progname));
 826                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 827                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progsize %i\n", sv.csqc_progsize));
 828                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 829                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progcrc %i\n", sv.csqc_progcrc));
 830
 831                 if(client->sv_demo_file != NULL)
 832                 {
 833                         int k;
 834                         static char buf[NET_MAXMESSAGE];
 835                         sizebuf_t sb;
 836
 837                         sb.data = (unsigned char *) buf;
 838                         sb.maxsize = sizeof(buf);
 839                         k = 0;
 840                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, k++, &sb, sv.protocol))
 841                                 SV_WriteDemoMessage(client, &sb, false);
 842                 }
 843
 844                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 845                 if (PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd)))
 846                 {
 847                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 848                         MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "%s\n", PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd))));
 849                 }
 850         }
 851
 852         //if (sv_allowdownloads.integer)
 853         // always send the info that the server supports the protocol, even if downloads are forbidden
 854         // only because of that, the CSQC exception can work
 855         {
 856                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 857                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 858         }
 859
 860         // send at this time so it's guaranteed to get executed at the right time
 861         {
 862                 client_t *save;
 863                 save = host_client;
 864                 host_client = client;
 865                 Curl_SendRequirements();
 866                 host_client = save;
 867         }
 868
 869         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 870         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 871         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 872
 873         if (!coop.integer && deathmatch.integer)
 874                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 875         else
 876                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 877
 878         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)));
 879
 880         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 881                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 882         MSG_WriteByte (&client->netconnection->message, 0);
 883
 884         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 885                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 886         MSG_WriteByte (&client->netconnection->message, 0);
 887
 888 // send music
 889         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 890         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 891         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 892
 893 // set view
 894 // store this in clientcamera, too
 895         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
 896         MSG_WriteByte (&client->netconnection->message, svc_setview);
 897         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
 898
 899         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
 900         MSG_WriteByte (&client->netconnection->message, 1);
 901
 902         client->prespawned = false;             // need prespawn, spawn, etc
 903         client->spawned = false;                // need prespawn, spawn, etc
 904         client->begun = false;                  // need prespawn, spawn, etc
 905         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
 906
 907         // clear movement info until client enters the new level properly
 908         memset(&client->cmd, 0, sizeof(client->cmd));
 909         client->movesequence = 0;
 910         client->movement_highestsequence_seen = 0;
 911         memset(&client->movement_count, 0, sizeof(client->movement_count));
 912         client->ping = 0;
 913
 914         // allow the client some time to send his keepalives, even if map loading took ages
 915         client->netconnection->timeout = host.realtime + net_connecttimeout.value;
 916 }
 917
 918 /*
 919 ================
 920 SV_ConnectClient
 921
 922 Initializes a client_t for a new net connection.  This will only be called
 923 once for a player each game, not once for each level change.
 924 ================
 925 */
 926 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
 927 {
 928         prvm_prog_t *prog = SVVM_prog;
 929         client_t                *client;
 930         int                             i;
 931
 932         client = svs.clients + clientnum;
 933
 934 // set up the client_t
 935         if (sv.loadgame)
 936         {
 937                 float backupparms[NUM_SPAWN_PARMS];
 938                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
 939                 memset(client, 0, sizeof(*client));
 940                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
 941         }
 942         else
 943                 memset(client, 0, sizeof(*client));
 944         client->active = true;
 945         client->netconnection = netconnection;
 946
 947         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
 948
 949         if(client->netconnection && client->netconnection->crypto.authenticated)
 950         {
 951                 Con_Printf("%s connection to %s has been established: client is %s@%s%.*s, I am %.*s@%s%.*s\n",
 952                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
 953                                 client->netconnection->address,
 954                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
 955                                 (client->netconnection->crypto.client_issigned || !client->netconnection->crypto.client_keyfp[0]) ? "" : "~",
 956                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
 957                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
 958                                 (client->netconnection->crypto.server_issigned || !client->netconnection->crypto.server_keyfp[0]) ? "" : "~",
 959                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
 960                                 );
 961         }
 962
 963         dp_strlcpy(client->name, "unconnected", sizeof(client->name));
 964         dp_strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
 965         client->prespawned = false;
 966         client->spawned = false;
 967         client->begun = false;
 968         client->edict = PRVM_EDICT_NUM(clientnum+1);
 969         if (client->netconnection)
 970                 client->netconnection->message.allowoverflow = true;            // we can catch it
 971         // prepare the unreliable message buffer
 972         client->unreliablemsg.data = client->unreliablemsg_data;
 973         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
 974         // updated by receiving "rate" command from client, this is also the default if not using a DP client
 975         client->rate = 1000000000;
 976         client->connecttime = host.realtime;
 977
 978         if (!sv.loadgame)
 979         {
 980                 // call the progs to get default spawn parms for the new client
 981                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
 982                 PRVM_serverglobalfloat(time) = sv.time;
 983                 PRVM_serverglobaledict(self) = 0;
 984                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetNewParms), "QC function SetNewParms is missing");
 985                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
 986                         client->spawn_parms[i] = (&PRVM_serverglobalfloat(parm1))[i];
 987
 988                 // set up the entity for this client (including .colormap, .team, etc)
 989                 PRVM_ED_ClearEdict(prog, client->edict);
 990         }
 991
 992         // don't call SendServerinfo for a fresh botclient because its fields have
 993         // not been set up by the qc yet
 994         if (client->netconnection)
 995                 SV_SendServerinfo (client);
 996         else
 997                 client->prespawned = client->spawned = client->begun = true;
 998 }
 999
1000 /*
1001 =====================
1002 SV_DropClient
1003
1004 Called when the player is getting totally kicked off the host
1005 if (leaving = true), don't bother sending signofs
1006 =====================
1007 */
1008 void SV_DropClient(qbool leaving, const char *fmt, ... )
1009 {
1010         prvm_prog_t *prog = SVVM_prog;
1011         int i;
1012
1013         va_list argptr;
1014         char reason[512] = "";
1015
1016         Con_Printf("Client \"%s\" dropped", host_client->name);
1017
1018         if(fmt)
1019         {
1020                 va_start(argptr, fmt);
1021                 dpvsnprintf(reason, sizeof(reason), fmt, argptr);
1022                 va_end(argptr);
1023
1024                 Con_Printf(" (%s)\n", reason);
1025         }
1026         else
1027         {
1028                 Con_Printf(" \n");
1029         }
1030
1031         SV_StopDemoRecording(host_client);
1032
1033         // make sure edict is not corrupt (from a level change for example)
1034         host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
1035
1036         if (host_client->netconnection)
1037         {
1038                 // tell the client to be gone
1039                 if (!leaving)
1040                 {
1041                         // LadyHavoc: no opportunity for resending, so use unreliable 3 times
1042                         unsigned char bufdata[520]; // Disconnect reason string can be 512 characters
1043                         sizebuf_t buf;
1044                         memset(&buf, 0, sizeof(buf));
1045                         buf.data = bufdata;
1046                         buf.maxsize = sizeof(bufdata);
1047                         MSG_WriteByte(&buf, svc_disconnect);
1048                         if(fmt)
1049                         {
1050                                 if(sv.protocol == PROTOCOL_DARKPLACES8)
1051                                         MSG_WriteString(&buf, reason);
1052                                 else
1053                                         SV_ClientPrintf("%s\n", reason);
1054                         }
1055                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1056                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1057                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1058                 }
1059         }
1060
1061         // call qc ClientDisconnect function
1062         // LadyHavoc: don't call QC if server is dead (avoids recursive
1063         // Host_Error in some mods when they run out of edicts)
1064         if (host_client->clientconnectcalled && sv.active && host_client->edict)
1065         {
1066                 // call the prog function for removing a client
1067                 // this will set the body to a dead frame, among other things
1068                 int saveSelf = PRVM_serverglobaledict(self);
1069                 host_client->clientconnectcalled = false;
1070                 PRVM_serverglobalfloat(time) = sv.time;
1071                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1072                 prog->ExecuteProgram(prog, PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
1073                 PRVM_serverglobaledict(self) = saveSelf;
1074         }
1075
1076         if (host_client->netconnection)
1077         {
1078                 // break the net connection
1079                 NetConn_Close(host_client->netconnection);
1080                 host_client->netconnection = NULL;
1081         }
1082         if(fmt)
1083                 SV_BroadcastPrintf("\003^3%s left the game (%s)\n", host_client->name, reason);
1084         else
1085                 SV_BroadcastPrintf("\003^3%s left the game\n", host_client->name);
1086
1087         // if a download is active, close it
1088         if (host_client->download_file)
1089         {
1090                 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
1091                 FS_Close(host_client->download_file);
1092                 host_client->download_file = NULL;
1093                 host_client->download_name[0] = 0;
1094                 host_client->download_expectedposition = 0;
1095                 host_client->download_started = false;
1096         }
1097
1098         // remove leaving player from scoreboard
1099         host_client->name[0] = 0;
1100         host_client->colors = 0;
1101         host_client->frags = 0;
1102         // send notification to all clients
1103         // get number of client manually just to make sure we get it right...
1104         i = host_client - svs.clients;
1105         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1106         MSG_WriteByte (&sv.reliable_datagram, i);
1107         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1108         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1109         MSG_WriteByte (&sv.reliable_datagram, i);
1110         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1111         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1112         MSG_WriteByte (&sv.reliable_datagram, i);
1113         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1114
1115         // free the client now
1116         if (host_client->entitydatabase)
1117                 EntityFrame_FreeDatabase(host_client->entitydatabase);
1118         if (host_client->entitydatabase4)
1119                 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
1120         if (host_client->entitydatabase5)
1121                 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
1122
1123         if (sv.active)
1124         {
1125                 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
1126                 PRVM_ED_ClearEdict(prog, host_client->edict);
1127         }
1128
1129         // clear the client struct (this sets active to false)
1130         memset(host_client, 0, sizeof(*host_client));
1131
1132         // update server listing on the master because player count changed
1133         // (which the master uses for filtering empty/full servers)
1134         NetConn_Heartbeat(1);
1135
1136         if (sv.loadgame)
1137         {
1138                 for (i = 0;i < svs.maxclients;i++)
1139                         if (svs.clients[i].active && !svs.clients[i].spawned)
1140                                 break;
1141                 if (i == svs.maxclients)
1142                 {
1143                         Con_Printf("Loaded game, everyone rejoined - unpausing\n");
1144                         sv.paused = sv.loadgame = false; // we're basically done with loading now
1145                 }
1146         }
1147 }
1148
1149 static void SV_StartDownload_f(cmd_state_t *cmd)
1150 {
1151         if (host_client->download_file)
1152                 host_client->download_started = true;
1153 }
1154
1155 /*
1156  * Compression extension negotiation:
1157  *
1158  * Server to client:
1159  *   cl_serverextension_download 2
1160  *
1161  * Client to server:
1162  *   download <filename> <list of zero or more suppported compressions in order of preference>
1163  * e.g.
1164  *   download maps/map1.bsp lzo deflate huffman
1165  *
1166  * Server to client:
1167  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
1168  * e.g.
1169  *   cl_downloadbegin 123456 maps/map1.bsp deflate
1170  *
1171  * The server may choose not to compress the file by sending no compression name, like:
1172  *   cl_downloadbegin 345678 maps/map1.bsp
1173  *
1174  * NOTE: the "download" command may only specify compression algorithms if
1175  *       cl_serverextension_download is 2!
1176  *       If cl_serverextension_download has a different value, the client must
1177  *       assume this extension is not supported!
1178  */
1179
1180 static void Download_CheckExtensions(cmd_state_t *cmd)
1181 {
1182         int i;
1183         int argc = Cmd_Argc(cmd);
1184
1185         // first reset them all
1186         host_client->download_deflate = false;
1187
1188         for(i = 2; i < argc; ++i)
1189         {
1190                 if(!strcmp(Cmd_Argv(cmd, i), "deflate"))
1191                 {
1192                         host_client->download_deflate = true;
1193                         break;
1194                 }
1195         }
1196 }
1197
1198 static void SV_Download_f(cmd_state_t *cmd)
1199 {
1200         const char *whichpack, *whichpack2, *extension;
1201         qbool is_csqc; // so we need to check only once
1202
1203         if (Cmd_Argc(cmd) < 2)
1204         {
1205                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
1206                 SV_ClientPrintf("       supported extensions: deflate\n");
1207                 return;
1208         }
1209
1210         if (FS_CheckNastyPath(Cmd_Argv(cmd, 1), false))
1211         {
1212                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(cmd, 1));
1213                 return;
1214         }
1215
1216         if (host_client->download_file)
1217         {
1218                 // at this point we'll assume the previous download should be aborted
1219                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
1220                 SV_ClientCommands("\nstopdownload\n");
1221
1222                 // close the file and reset variables
1223                 FS_Close(host_client->download_file);
1224                 host_client->download_file = NULL;
1225                 host_client->download_name[0] = 0;
1226                 host_client->download_expectedposition = 0;
1227                 host_client->download_started = false;
1228         }
1229
1230         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(cmd, 1), sv.csqc_progname) == 0);
1231
1232         if (!sv_allowdownloads.integer && !is_csqc)
1233         {
1234                 SV_ClientPrintf("Downloads are disabled on this server\n");
1235                 SV_ClientCommands("\nstopdownload\n");
1236                 return;
1237         }
1238
1239         Download_CheckExtensions(cmd);
1240
1241         dp_strlcpy(host_client->download_name, Cmd_Argv(cmd, 1), sizeof(host_client->download_name));
1242         extension = FS_FileExtension(host_client->download_name);
1243
1244         // host_client is asking to download a specified file
1245         if (developer_extra.integer)
1246                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
1247
1248         if(is_csqc)
1249         {
1250                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1251                 extensions[0] = '\0';
1252
1253                 if(host_client->download_deflate)
1254                         dp_strlcat(extensions, " deflate", sizeof(extensions));
1255
1256                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1257
1258                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
1259                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
1260                 else
1261                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
1262
1263                 // no, no space is needed between %s and %s :P
1264                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1265
1266                 host_client->download_expectedposition = 0;
1267                 host_client->download_started = false;
1268                 host_client->sendsignon = true; // make sure this message is sent
1269                 return;
1270         }
1271
1272         if (!FS_FileExists(host_client->download_name))
1273         {
1274                 SV_ClientPrintf("Download rejected: server does not have the file \"%s\"\nYou may need to separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
1275                 SV_ClientCommands("\nstopdownload\n");
1276                 return;
1277         }
1278
1279         // check if the user is trying to download part of registered Quake(r)
1280         whichpack = FS_WhichPack(host_client->download_name);
1281         whichpack2 = FS_WhichPack("gfx/pop.lmp");
1282         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
1283         {
1284                 SV_ClientPrintf("Download rejected: file \"%s\" is part of registered Quake(r)\nYou must purchase Quake(r) from id Software or a retailer to get this file\nPlease go to http://www.idsoftware.com/games/quake/quake/index.php?game_section=buy\n", host_client->download_name);
1285                 SV_ClientCommands("\nstopdownload\n");
1286                 return;
1287         }
1288
1289         // check if the server has forbidden archive downloads entirely
1290         if (!sv_allowdownloads_inarchive.integer)
1291         {
1292                 whichpack = FS_WhichPack(host_client->download_name);
1293                 if (whichpack)
1294                 {
1295                         SV_ClientPrintf("Download rejected: file \"%s\" is in an archive (\"%s\")\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name, whichpack);
1296                         SV_ClientCommands("\nstopdownload\n");
1297                         return;
1298                 }
1299         }
1300
1301         if (!sv_allowdownloads_config.integer)
1302         {
1303                 if (!strcasecmp(extension, "cfg"))
1304                 {
1305                         SV_ClientPrintf("Download rejected: file \"%s\" is a .cfg file which is forbidden for security reasons\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
1306                         SV_ClientCommands("\nstopdownload\n");
1307                         return;
1308                 }
1309         }
1310
1311         if (!sv_allowdownloads_dlcache.integer)
1312         {
1313                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
1314                 {
1315                         SV_ClientPrintf("Download rejected: file \"%s\" is in the dlcache/ directory which is forbidden for security reasons\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
1316                         SV_ClientCommands("\nstopdownload\n");
1317                         return;
1318                 }
1319         }
1320
1321         if (!sv_allowdownloads_archive.integer)
1322         {
1323                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3") || !strcasecmp(extension, "dpk"))
1324                 {
1325                         SV_ClientPrintf("Download rejected: file \"%s\" is an archive\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
1326                         SV_ClientCommands("\nstopdownload\n");
1327                         return;
1328                 }
1329         }
1330
1331         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
1332         if (!host_client->download_file)
1333         {
1334                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
1335                 SV_ClientCommands("\nstopdownload\n");
1336                 return;
1337         }
1338
1339         if (FS_FileSize(host_client->download_file) > 1<<30)
1340         {
1341                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
1342                 SV_ClientCommands("\nstopdownload\n");
1343                 FS_Close(host_client->download_file);
1344                 host_client->download_file = NULL;
1345                 return;
1346         }
1347
1348         if (FS_FileSize(host_client->download_file) < 0)
1349         {
1350                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
1351                 SV_ClientCommands("\nstopdownload\n");
1352                 FS_Close(host_client->download_file);
1353                 host_client->download_file = NULL;
1354                 return;
1355         }
1356
1357         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1358
1359         /*
1360          * we can only do this if we would actually deflate on the fly
1361          * which we do not (yet)!
1362         {
1363                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1364                 extensions[0] = '\0';
1365
1366                 if(host_client->download_deflate)
1367                         strlcat(extensions, " deflate", sizeof(extensions));
1368
1369                 // no, no space is needed between %s and %s :P
1370                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1371         }
1372         */
1373         SV_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
1374
1375         host_client->download_expectedposition = 0;
1376         host_client->download_started = false;
1377         host_client->sendsignon = true; // make sure this message is sent
1378
1379         // the rest of the download process is handled in SV_SendClientDatagram
1380         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
1381         //
1382         // no svc_downloaddata messages will be sent until sv_startdownload is
1383         // sent by the client
1384 }
1385
1386 /*
1387 ==============================================================================
1388
1389 SERVER SPAWNING
1390
1391 ==============================================================================
1392 */
1393
1394 /*
1395 ================
1396 SV_ModelIndex
1397
1398 ================
1399 */
1400 int SV_ModelIndex(const char *s, int precachemode)
1401 {
1402         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1403         char filename[MAX_QPATH];
1404         if (!s || !*s)
1405                 return 0;
1406         // testing
1407         //if (precachemode == 2)
1408         //      return 0;
1409         dp_strlcpy(filename, s, sizeof(filename));
1410         for (i = 2;i < limit;i++)
1411         {
1412                 if (!sv.model_precache[i][0])
1413                 {
1414                         if (precachemode)
1415                         {
1416                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1417                                 {
1418                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1419                                         return 0;
1420                                 }
1421                                 if (precachemode == 1)
1422                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1423                                 dp_strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1424                                 if (sv.state == ss_loading)
1425                                 {
1426                                         // running from SV_SpawnServer which is launched from the client console command interpreter
1427                                         sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1428                                 }
1429                                 else
1430                                 {
1431                                         if (svs.threaded)
1432                                         {
1433                                                 // this is running on the server thread, we can't load a model here (it would crash on renderer calls), so only look it up, the svc_precache will cause it to be loaded when it reaches the client
1434                                                 sv.models[i] = Mod_FindName (sv.model_precache[i], s[0] == '*' ? sv.worldname : NULL);
1435                                         }
1436                                         else
1437                                         {
1438                                                 // running single threaded, so we can load the model here
1439                                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1440                                         }
1441                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1442                                         MSG_WriteShort(&sv.reliable_datagram, i);
1443                                         MSG_WriteString(&sv.reliable_datagram, filename);
1444                                 }
1445                                 return i;
1446                         }
1447                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1448                         return 0;
1449                 }
1450                 if (!strcmp(sv.model_precache[i], filename))
1451                         return i;
1452         }
1453         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1454         return 0;
1455 }
1456
1457 /*
1458 ================
1459 SV_SoundIndex
1460
1461 ================
1462 */
1463 int SV_SoundIndex(const char *s, int precachemode)
1464 {
1465         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP) ? 256 : MAX_SOUNDS);
1466         char filename[MAX_QPATH];
1467         if (!s || !*s)
1468                 return 0;
1469         // testing
1470         //if (precachemode == 2)
1471         //      return 0;
1472         dp_strlcpy(filename, s, sizeof(filename));
1473         for (i = 1;i < limit;i++)
1474         {
1475                 if (!sv.sound_precache[i][0])
1476                 {
1477                         if (precachemode)
1478                         {
1479                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
1480                                 {
1481                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1482                                         return 0;
1483                                 }
1484                                 if (precachemode == 1)
1485                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1486                                 dp_strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1487                                 if (sv.state != ss_loading)
1488                                 {
1489                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1490                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1491                                         MSG_WriteString(&sv.reliable_datagram, filename);
1492                                 }
1493                                 return i;
1494                         }
1495                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1496                         return 0;
1497                 }
1498                 if (!strcmp(sv.sound_precache[i], filename))
1499                         return i;
1500         }
1501         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1502         return 0;
1503 }
1504
1505 /*
1506 ================
1507 SV_ParticleEffectIndex
1508
1509 ================
1510 */
1511 int SV_ParticleEffectIndex(const char *name)
1512 {
1513         int i, argc, linenumber, effectnameindex;
1514         int filepass;
1515         fs_offset_t filesize;
1516         unsigned char *filedata;
1517         const char *text;
1518         const char *textstart;
1519         //const char *textend;
1520         char argv[16][1024];
1521         char filename[MAX_QPATH];
1522         if (!sv.particleeffectnamesloaded)
1523         {
1524                 sv.particleeffectnamesloaded = true;
1525                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
1526                 for (i = 0;i < EFFECT_TOTAL;i++)
1527                         dp_strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
1528                 for (filepass = 0;;filepass++)
1529                 {
1530                         if (filepass == 0)
1531                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
1532                         else if (filepass == 1)
1533                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
1534                         else
1535                                 break;
1536                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
1537                         if (!filedata)
1538                                 continue;
1539                         textstart = (const char *)filedata;
1540                         //textend = (const char *)filedata + filesize;
1541                         text = textstart;
1542                         for (linenumber = 1;;linenumber++)
1543                         {
1544                                 argc = 0;
1545                                 for (;;)
1546                                 {
1547                                         if (!COM_ParseToken_Simple(&text, true, false, true) || !strcmp(com_token, "\n"))
1548                                                 break;
1549                                         if (argc < 16)
1550                                         {
1551                                                 dp_strlcpy(argv[argc], com_token, sizeof(argv[argc]));
1552                                                 argc++;
1553                                         }
1554                                 }
1555                                 if (com_token[0] == 0)
1556                                         break; // if the loop exited and it's not a \n, it's EOF
1557                                 if (argc < 1)
1558                                         continue;
1559                                 if (!strcmp(argv[0], "effect"))
1560                                 {
1561                                         if (argc == 2)
1562                                         {
1563                                                 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
1564                                                 {
1565                                                         if (sv.particleeffectname[effectnameindex][0])
1566                                                         {
1567                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
1568                                                                         break;
1569                                                         }
1570                                                         else
1571                                                         {
1572                                                                 dp_strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
1573                                                                 break;
1574                                                         }
1575                                                 }
1576                                                 // if we run out of names, abort
1577                                                 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
1578                                                 {
1579                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
1580                                                         break;
1581                                                 }
1582                                         }
1583                                 }
1584                         }
1585                         Mem_Free(filedata);
1586                 }
1587         }
1588         // search for the name
1589         for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
1590                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
1591                         return effectnameindex;
1592         // return 0 if we couldn't find it
1593         return 0;
1594 }
1595
1596 model_t *SV_GetModelByIndex(int modelindex)
1597 {
1598         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1599 }
1600
1601 model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
1602 {
1603         prvm_prog_t *prog = SVVM_prog;
1604         int modelindex;
1605         if (!ed || ed->free)
1606                 return NULL;
1607         modelindex = (int)PRVM_serveredictfloat(ed, modelindex);
1608         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1609 }
1610
1611 /*
1612 ================
1613 SV_CreateBaseline
1614
1615 ================
1616 */
1617 static void SV_CreateBaseline (void)
1618 {
1619         prvm_prog_t *prog = SVVM_prog;
1620         int i, entnum, large;
1621         prvm_edict_t *svent;
1622
1623         // LadyHavoc: clear *all* baselines (not just active ones)
1624         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1625         {
1626                 // get the current server version
1627                 svent = PRVM_EDICT_NUM(entnum);
1628
1629                 // LadyHavoc: always clear state values, whether the entity is in use or not
1630                 svent->priv.server->baseline = defaultstate;
1631
1632                 if (svent->free)
1633                         continue;
1634                 if (entnum > svs.maxclients && !PRVM_serveredictfloat(svent, modelindex))
1635                         continue;
1636
1637                 // create entity baseline
1638                 VectorCopy (PRVM_serveredictvector(svent, origin), svent->priv.server->baseline.origin);
1639                 VectorCopy (PRVM_serveredictvector(svent, angles), svent->priv.server->baseline.angles);
1640                 svent->priv.server->baseline.frame = (int)PRVM_serveredictfloat(svent, frame);
1641                 svent->priv.server->baseline.skin = (int)PRVM_serveredictfloat(svent, skin);
1642                 if (entnum > 0 && entnum <= svs.maxclients)
1643                 {
1644                         svent->priv.server->baseline.colormap = entnum;
1645                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1646                 }
1647                 else
1648                 {
1649                         svent->priv.server->baseline.colormap = 0;
1650                         svent->priv.server->baseline.modelindex = (int)PRVM_serveredictfloat(svent, modelindex);
1651                 }
1652
1653                 large = false;
1654                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1655                 {
1656                         large = true;
1657                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1658                                 large = false;
1659                 }
1660
1661                 // add to the message
1662                 if (large)
1663                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1664                 else
1665                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1666                 MSG_WriteShort (&sv.signon, entnum);
1667
1668                 if (large)
1669                 {
1670                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1671                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1672                 }
1673                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1674                 {
1675                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1676                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1677                 }
1678                 else
1679                 {
1680                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1681                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1682                 }
1683                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1684                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1685                 for (i=0 ; i<3 ; i++)
1686                 {
1687                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1688                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1689                 }
1690         }
1691 }
1692
1693 /*
1694 ================
1695 SV_Prepare_CSQC
1696
1697 Load csprogs.dat and comperss it so it doesn't need to be
1698 reloaded on request.
1699 ================
1700 */
1701 static void SV_Prepare_CSQC(void)
1702 {
1703         fs_offset_t progsize;
1704
1705         if(svs.csqc_progdata)
1706         {
1707                 Con_DPrintf("Unloading old CSQC data.\n");
1708                 Mem_Free(svs.csqc_progdata);
1709                 if(svs.csqc_progdata_deflated)
1710                         Mem_Free(svs.csqc_progdata_deflated);
1711         }
1712
1713         svs.csqc_progdata = NULL;
1714         svs.csqc_progdata_deflated = NULL;
1715
1716         sv.csqc_progname[0] = 0;
1717         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
1718
1719         if(progsize > 0)
1720         {
1721                 size_t deflated_size;
1722
1723                 sv.csqc_progsize = (int)progsize;
1724                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
1725                 dp_strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
1726                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
1727
1728                 Con_DPrint("Compressing csprogs.dat\n");
1729                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
1730                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
1731                 svs.csqc_progsize_deflated = (int)deflated_size;
1732                 if(svs.csqc_progdata_deflated)
1733                 {
1734                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
1735                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
1736                 }
1737                 else
1738                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
1739         }
1740 }
1741
1742 /*
1743 ================
1744 SV_SaveSpawnparms
1745
1746 Grabs the current state of each client for saving across the
1747 transition to another level
1748 ================
1749 */
1750 void SV_SaveSpawnparms (void)
1751 {
1752         prvm_prog_t *prog = SVVM_prog;
1753         int             i, j;
1754
1755         svs.serverflags = (int)PRVM_serverglobalfloat(serverflags);
1756
1757         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1758         {
1759                 if (!host_client->active)
1760                         continue;
1761
1762         // call the progs to get default spawn parms for the new client
1763                 PRVM_serverglobalfloat(time) = sv.time;
1764                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1765                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetChangeParms), "QC function SetChangeParms is missing");
1766                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1767                         host_client->spawn_parms[j] = (&PRVM_serverglobalfloat(parm1))[j];
1768         }
1769 }
1770
1771 // Returns 1 if we're singleplayer, > 1 if we're a listen server
1772 int SV_IsLocalServer(void)
1773 {
1774         return (host_isclient.integer && sv.active ? svs.maxclients : 0);
1775 }
1776
1777 static void SV_VM_Shutdown(qbool prog_reset)
1778 {
1779         prvm_prog_t *prog = SVVM_prog;
1780
1781         if(prog->loaded && PRVM_serverfunction(SV_Shutdown))
1782         {
1783                 func_t s = PRVM_serverfunction(SV_Shutdown);
1784                 PRVM_serverglobalfloat(time) = sv.time;
1785                 PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
1786                 prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
1787         }
1788         if (prog_reset)
1789                 PRVM_Prog_Reset(prog);
1790 }
1791
1792 /*
1793 ================
1794 SV_SpawnServer
1795
1796 This is called at the start of each level
1797 ================
1798 */
1799
1800 void SV_SpawnServer (const char *map)
1801 {
1802         prvm_prog_t *prog = SVVM_prog;
1803         prvm_edict_t *ent;
1804         int i;
1805         char *entities;
1806         model_t *worldmodel;
1807         char modelname[sizeof(sv.worldname)];
1808         const char *canonicalname;
1809         char vabuf[1024];
1810
1811         Con_Printf("SpawnServer: %s\n", map);
1812
1813         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", map);
1814
1815         if (!(canonicalname = FS_FileExists(modelname)))
1816         {
1817                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", map);
1818                 if (!(canonicalname = FS_FileExists(modelname)))
1819                 {
1820                         Con_Printf(CON_ERROR "SpawnServer: no map file named %s.bsp\n", modelname);
1821                         return;
1822                 }
1823         }
1824         // if it's not in a pak canonicalname will be the same pointer as modelname
1825         // if it's in a pak canonicalname may differ by case
1826         if (modelname != canonicalname)
1827                 dp_strlcpy(modelname, canonicalname, sizeof(modelname));
1828
1829 //      SV_LockThreadMutex();
1830
1831         if(!host_isclient.integer)
1832                 Sys_MakeProcessNice();
1833         else
1834         {
1835                 SCR_BeginLoadingPlaque(false);
1836                 S_StopAllSounds();
1837         }
1838
1839         if(sv.active)
1840                 SV_VM_Shutdown(false);
1841
1842         // free q3 shaders so that any newly downloaded shaders will be active
1843         Mod_FreeQ3Shaders();
1844
1845         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
1846         if (!worldmodel || !worldmodel->TraceBox)
1847         {
1848                 Con_Printf(CON_ERROR "Couldn't load map %s\n", modelname);
1849
1850                 if(!host_isclient.integer)
1851                         Sys_MakeProcessMean();
1852
1853 //              SV_UnlockThreadMutex();
1854
1855                 return;
1856         }
1857
1858         Collision_Cache_Reset(true);
1859
1860         // let's not have any servers with no name
1861         if (hostname.string[0] == 0)
1862                 Cvar_SetQuick(&hostname, "UNNAMED");
1863         scr_centertime_off = 0;
1864
1865         svs.changelevel_issued = false;         // now safe to issue another
1866
1867         // make the map a required file for clients
1868         Curl_ClearRequirements();
1869         Curl_RequireFile(modelname);
1870
1871 //
1872 // tell all connected clients that we are going to a new level
1873 //
1874         if (sv.active)
1875         {
1876                 client_t *client;
1877                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
1878                 {
1879                         if (client->netconnection)
1880                         {
1881                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
1882                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
1883                         }
1884                 }
1885         }
1886         else
1887         {
1888                 // open server port
1889                 NetConn_OpenServerPorts(true);
1890         }
1891
1892 //
1893 // make cvars consistant
1894 //
1895
1896         if (coop.integer)
1897         {
1898                 Cvar_SetValueQuick(&deathmatch, 0);
1899                 Cvar_SetValueQuick(&campaign, 0);
1900         }
1901         else if(!deathmatch.integer)
1902                 Cvar_SetValueQuick(&campaign, 1);
1903         else
1904                 Cvar_SetValueQuick(&campaign, 0);
1905         // LadyHavoc: it can be useful to have skills outside the range 0-3...
1906         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1907         //Cvar_SetValue ("skill", (float)current_skill);
1908         current_skill = (int)(skill.value + 0.5);
1909
1910 //
1911 // set up the new server
1912 //
1913         memset (&sv, 0, sizeof(sv));
1914
1915         // tell SV_Frame() to reset its timers
1916         sv.spawnframe = host.framecount;
1917
1918         // if running a local client, make sure it doesn't try to access the last
1919         // level's data which is no longer valiud
1920         cls.signon = 0;
1921
1922         Cvar_SetValueQuick(&halflifebsp, worldmodel->brush.ishlbsp);
1923         Cvar_SetValueQuick(&sv_mapformat_is_quake2, worldmodel->brush.isq2bsp);
1924         Cvar_SetValueQuick(&sv_mapformat_is_quake3, worldmodel->brush.isq3bsp);
1925
1926         if(*sv_random_seed.string)
1927         {
1928                 srand(sv_random_seed.integer);
1929                 Con_Printf(CON_WARN "NOTE: random seed is %d; use for debugging/benchmarking only!\nUnset sv_random_seed to get real random numbers again.\n", sv_random_seed.integer);
1930         }
1931
1932         SV_VM_Setup();
1933
1934         sv.active = true;
1935
1936         // set level base name variables for later use
1937         dp_strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
1938         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
1939         dp_strlcpy(sv.worldbasename, !strncasecmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
1940 //      dp_strlcpy(sv.name, sv.worldbasename, sizeof (sv.name)); // TODO can we just remove this now?
1941         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
1942         Cvar_SetQuick(&sv_worldname, sv.worldname);
1943         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
1944         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
1945
1946         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1947         if (sv.protocol == PROTOCOL_UNKNOWN)
1948         {
1949                 char buffer[1024];
1950                 Protocol_Names(buffer, sizeof(buffer));
1951                 Con_Printf(CON_ERROR "Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1952                 sv.protocol = PROTOCOL_QUAKE;
1953         }
1954
1955 // load progs to get entity field count
1956         //PR_LoadProgs ( sv_progs.string );
1957
1958         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1959         sv.datagram.cursize = 0;
1960         sv.datagram.data = sv.datagram_buf;
1961
1962         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1963         sv.reliable_datagram.cursize = 0;
1964         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1965
1966         sv.signon.maxsize = sizeof(sv.signon_buf);
1967         sv.signon.cursize = 0;
1968         sv.signon.data = sv.signon_buf;
1969
1970 // leave slots at start for clients only
1971         //prog->num_edicts = svs.maxclients+1;
1972
1973         sv.state = ss_loading;
1974         prog->allowworldwrites = true;
1975         sv.paused = false;
1976
1977         sv.time = 1.0;
1978
1979         Mod_ClearUsed();
1980         worldmodel->used = true;
1981
1982         sv.worldmodel = worldmodel;
1983         sv.models[1] = sv.worldmodel;
1984
1985 //
1986 // clear world interaction links
1987 //
1988         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs, prog);
1989         World_Start(&sv.world);
1990
1991         dp_strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1992
1993         dp_strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1994         dp_strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
1995         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
1996         {
1997                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1998                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
1999         }
2000         if(i < sv.worldmodel->brush.numsubmodels)
2001                 Con_Printf(CON_WARN "Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
2002
2003 //
2004 // load the rest of the entities
2005 //
2006         // AK possible hack since num_edicts is still 0
2007         ent = PRVM_EDICT_NUM(0);
2008         memset (ent->fields.fp, 0, prog->entityfields * sizeof(prvm_vec_t));
2009         ent->free = false;
2010         PRVM_serveredictstring(ent, model) = PRVM_SetEngineString(prog, sv.worldname);
2011         PRVM_serveredictfloat(ent, modelindex) = 1;             // world model
2012         PRVM_serveredictfloat(ent, solid) = SOLID_BSP;
2013         PRVM_serveredictfloat(ent, movetype) = MOVETYPE_PUSH;
2014         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, mins));
2015         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, maxs));
2016         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, absmin));
2017         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, absmax));
2018
2019         if (coop.value)
2020                 PRVM_serverglobalfloat(coop) = coop.integer;
2021         else
2022                 PRVM_serverglobalfloat(deathmatch) = deathmatch.integer;
2023
2024         PRVM_serverglobalstring(mapname) = PRVM_SetEngineString(prog, sv.worldbasename);
2025
2026 // serverflags are for cross level information (sigils)
2027         PRVM_serverglobalfloat(serverflags) = svs.serverflags;
2028
2029         // we need to reset the spawned flag on all connected clients here so that
2030         // their thinks don't run during startup (before PutClientInServer)
2031         // we also need to set up the client entities now
2032         // and we need to set the ->edict pointers to point into the progs edicts
2033         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2034         {
2035                 host_client->begun = false;
2036                 host_client->edict = PRVM_EDICT_NUM(i + 1);
2037                 PRVM_ED_ClearEdict(prog, host_client->edict);
2038         }
2039
2040         // load replacement entity file if found
2041         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
2042         {
2043                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
2044                 PRVM_ED_LoadFromFile(prog, entities);
2045                 Mem_Free(entities);
2046         }
2047         else
2048                 PRVM_ED_LoadFromFile(prog, sv.worldmodel->brush.entities);
2049
2050
2051         // LadyHavoc: clear world angles (to fix e3m3.bsp)
2052         VectorClear(PRVM_serveredictvector(prog->edicts, angles));
2053
2054 // all setup is completed, any further precache statements are errors
2055 //      sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2056         prog->allowworldwrites = false;
2057
2058 // run two frames to allow everything to settle
2059         sv.time = 1.0001;
2060         for (i = 0;i < sv_init_frame_count.integer;i++)
2061         {
2062                 sv.frametime = 0.1;
2063                 SV_Physics ();
2064         }
2065
2066         // Once all init frames have been run, we consider svqc code fully initialized.
2067         prog->inittime = host.realtime;
2068
2069         if(!host_isclient.integer)
2070                 Mod_PurgeUnused();
2071
2072 // create a baseline for more efficient communications
2073         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2074                 SV_CreateBaseline ();
2075
2076         sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2077
2078 // send serverinfo to all connected clients, and set up botclients coming back from a level change
2079         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2080         {
2081                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
2082                 if (!host_client->active)
2083                         continue;
2084                 if (host_client->netconnection)
2085                         SV_SendServerinfo(host_client);
2086                 else
2087                 {
2088                         int j;
2089                         // if client is a botclient coming from a level change, we need to
2090                         // set up client info that normally requires networking
2091
2092                         // copy spawn parms out of the client_t
2093                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
2094                                 (&PRVM_serverglobalfloat(parm1))[j] = host_client->spawn_parms[j];
2095
2096                         // call the spawn function
2097                         host_client->clientconnectcalled = true;
2098                         PRVM_serverglobalfloat(time) = sv.time;
2099                         PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
2100                         prog->ExecuteProgram(prog, PRVM_serverfunction(ClientConnect), "QC function ClientConnect is missing");
2101                         prog->ExecuteProgram(prog, PRVM_serverfunction(PutClientInServer), "QC function PutClientInServer is missing");
2102                         host_client->begun = true;
2103                 }
2104         }
2105
2106         // update the map title cvar (not related to filename)
2107         Cvar_SetQuick(&sv_worldmessage, PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)));
2108
2109         Con_Printf("Server spawned.\n");
2110         NetConn_Heartbeat (2);
2111
2112         if(!host_isclient.integer)
2113                 Sys_MakeProcessMean();
2114
2115 //      SV_UnlockThreadMutex();
2116 }
2117
2118 /*
2119 ==================
2120 SV_Shutdown
2121
2122 This only happens at the end of a game, not between levels
2123 ==================
2124 */
2125 void SV_Shutdown(void)
2126 {
2127         int i;
2128
2129         SV_LockThreadMutex();
2130
2131         if (!sv.active)
2132                 goto end;
2133
2134         Con_DPrintf("SV_Shutdown\n");
2135
2136         NetConn_Heartbeat(2);
2137         NetConn_Heartbeat(2);
2138
2139         // make sure all the clients know we're disconnecting
2140         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2141                 if (host_client->active)
2142                         SV_DropClient(false, "Server shutting down"); // server shutdown
2143
2144         SV_VM_Shutdown(true);
2145
2146         NetConn_CloseServerPorts();
2147
2148         sv.active = false;
2149 //
2150 // clear structures
2151 //
2152         memset(&sv, 0, sizeof(sv));
2153         memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
2154 end:
2155         SV_UnlockThreadMutex();
2156 }
2157
2158 /////////////////////////////////////////////////////
2159 // SV VM stuff
2160
2161 static void SVVM_begin_increase_edicts(prvm_prog_t *prog)
2162 {
2163         // links don't survive the transition, so unlink everything
2164         World_UnlinkAll(&sv.world);
2165 }
2166
2167 static void SVVM_end_increase_edicts(prvm_prog_t *prog)
2168 {
2169         int i;
2170         prvm_edict_t *ent;
2171
2172         // link every entity except world
2173         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
2174                 if (!ent->free)
2175                         SV_LinkEdict(ent);
2176 }
2177
2178 static void SVVM_init_edict(prvm_prog_t *prog, prvm_edict_t *e)
2179 {
2180         // LadyHavoc: for consistency set these here
2181         int num = PRVM_NUM_FOR_EDICT(e) - 1;
2182
2183         e->priv.server->move = false; // don't move on first frame
2184
2185         if (num >= 0 && num < svs.maxclients)
2186         {
2187                 // set colormap and team on newly created player entity
2188                 PRVM_serveredictfloat(e, colormap) = num + 1;
2189                 PRVM_serveredictfloat(e, team) = (svs.clients[num].colors & 15) + 1;
2190                 // set netname/clientcolors back to client values so that
2191                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
2192                 // reset them
2193                 PRVM_serveredictstring(e, netname) = PRVM_SetEngineString(prog, svs.clients[num].name);
2194                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
2195                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
2196                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(prog, svs.clients[num].playermodel);
2197                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(prog, svs.clients[num].playerskin);
2198                 // Assign netaddress (IP Address, etc)
2199                 if(svs.clients[num].netconnection != NULL)
2200                 {
2201                         // Acquire Readable Address
2202                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
2203                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, svs.clients[num].netaddress);
2204                 }
2205                 else
2206                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, "null/botclient");
2207                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
2208                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_idfp);
2209                 else
2210                         PRVM_serveredictstring(e, crypto_idfp) = 0;
2211                 PRVM_serveredictfloat(e, crypto_idfp_signed) = (svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_issigned);
2212                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
2213                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_keyfp);
2214                 else
2215                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
2216                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
2217                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.server_keyfp);
2218                 else
2219                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
2220                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
2221                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString(prog, "AES128");
2222                 else
2223                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
2224                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
2225                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString(prog, "HMAC-SHA256");
2226                 else
2227                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
2228         }
2229 }
2230
2231 static void SVVM_free_edict(prvm_prog_t *prog, prvm_edict_t *ed)
2232 {
2233         int i;
2234         int e;
2235
2236         World_UnlinkEdict(ed);          // unlink from world bsp
2237
2238         PRVM_serveredictstring(ed, model) = 0;
2239         PRVM_serveredictfloat(ed, takedamage) = 0;
2240         PRVM_serveredictfloat(ed, modelindex) = 0;
2241         PRVM_serveredictfloat(ed, colormap) = 0;
2242         PRVM_serveredictfloat(ed, skin) = 0;
2243         PRVM_serveredictfloat(ed, frame) = 0;
2244         VectorClear(PRVM_serveredictvector(ed, origin));
2245         VectorClear(PRVM_serveredictvector(ed, angles));
2246         PRVM_serveredictfloat(ed, nextthink) = -1;
2247         PRVM_serveredictfloat(ed, solid) = 0;
2248
2249         VM_RemoveEdictSkeleton(prog, ed);
2250 #ifdef USEODE
2251         World_Physics_RemoveFromEntity(&sv.world, ed);
2252         World_Physics_RemoveJointFromEntity(&sv.world, ed);
2253 #endif
2254         // make sure csqc networking is aware of the removed entity
2255         e = PRVM_NUM_FOR_EDICT(ed);
2256         sv.csqcentityversion[e] = 0;
2257         for (i = 0;i < svs.maxclients;i++)
2258                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
2259 }
2260
2261 static void SVVM_count_edicts(prvm_prog_t *prog)
2262 {
2263         int             i;
2264         prvm_edict_t    *ent;
2265         int             active, models, solid, step;
2266
2267         active = models = solid = step = 0;
2268         for (i=0 ; i<prog->num_edicts ; i++)
2269         {
2270                 ent = PRVM_EDICT_NUM(i);
2271                 if (ent->free)
2272                         continue;
2273                 active++;
2274                 if (PRVM_serveredictfloat(ent, solid))
2275                         solid++;
2276                 if (PRVM_serveredictstring(ent, model))
2277                         models++;
2278                 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
2279                         step++;
2280         }
2281
2282         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2283         Con_Printf("active    :%3i\n", active);
2284         Con_Printf("view      :%3i\n", models);
2285         Con_Printf("touch     :%3i\n", solid);
2286         Con_Printf("step      :%3i\n", step);
2287 }
2288
2289 static qbool SVVM_load_edict(prvm_prog_t *prog, prvm_edict_t *ent)
2290 {
2291         // remove things from different skill levels or deathmatch
2292         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2293         {
2294                 if (deathmatch.integer)
2295                 {
2296                         if (((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_DEATHMATCH))
2297                         {
2298                                 return false;
2299                         }
2300                 }
2301                 else if ((current_skill <= 0 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_EASY  ))
2302                         || (current_skill == 1 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_MEDIUM))
2303                         || (current_skill >= 2 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_HARD  )))
2304                 {
2305                         return false;
2306                 }
2307         }
2308         return true;
2309 }
2310
2311 static void SV_VM_Setup(void)
2312 {
2313         prvm_prog_t *prog = SVVM_prog;
2314         PRVM_Prog_Init(prog, cmd_local);
2315
2316         // allocate the mempools
2317         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
2318         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2319         prog->builtins = vm_sv_builtins;
2320         prog->numbuiltins = vm_sv_numbuiltins;
2321         prog->max_edicts = 512;
2322         if (sv.protocol == PROTOCOL_QUAKE)
2323                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
2324         else if (sv.protocol == PROTOCOL_QUAKEDP)
2325                 prog->limit_edicts = 2048; // guessing
2326         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
2327                 prog->limit_edicts = 2048; // guessing!
2328         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2329                 prog->limit_edicts = 4096; // guessing!
2330         else
2331                 prog->limit_edicts = MAX_EDICTS;
2332         prog->reserved_edicts = svs.maxclients;
2333         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2334         prog->name = "server";
2335         prog->extensionstring = vm_sv_extensions;
2336         prog->loadintoworld = true;
2337
2338         // all callbacks must be defined (pointers are not checked before calling)
2339         prog->begin_increase_edicts = SVVM_begin_increase_edicts;
2340         prog->end_increase_edicts   = SVVM_end_increase_edicts;
2341         prog->init_edict            = SVVM_init_edict;
2342         prog->free_edict            = SVVM_free_edict;
2343         prog->count_edicts          = SVVM_count_edicts;
2344         prog->load_edict            = SVVM_load_edict;
2345         prog->init_cmd              = SVVM_init_cmd;
2346         prog->reset_cmd             = SVVM_reset_cmd;
2347         prog->error_cmd             = Host_Error;
2348         prog->ExecuteProgram        = SVVM_ExecuteProgram;
2349
2350         PRVM_Prog_Load(prog, sv_progs.string, NULL, 0, SV_CheckRequiredFuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
2351
2352         // some mods compiled with scrambling compilers lack certain critical
2353         // global names and field names such as "self" and "time" and "nextthink"
2354         // so we have to set these offsets manually, matching the entvars_t
2355         // but we only do this if the prog header crc matches, otherwise it's totally freeform
2356         if (prog->progs_crc == PROGHEADER_CRC || prog->progs_crc == PROGHEADER_CRC_TENEBRAE)
2357         {
2358                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, modelindex);
2359                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmin);
2360                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmax);
2361                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ltime);
2362                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movetype);
2363                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, solid);
2364                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, origin);
2365                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, oldorigin);
2366                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, velocity);
2367                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
2368                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, avelocity);
2369                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, punchangle);
2370                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
2371                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, model);
2372                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
2373                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, skin);
2374                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, effects);
2375                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, mins);
2376                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, maxs);
2377                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, size);
2378                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, touch);
2379                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, use);
2380                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
2381                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, blocked);
2382                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
2383                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
2384                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, health);
2385                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frags);
2386                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weapon);
2387                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponmodel);
2388                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponframe);
2389                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, currentammo);
2390                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_shells);
2391                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_nails);
2392                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_rockets);
2393                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_cells);
2394                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, items);
2395                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, takedamage);
2396                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
2397                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, deadflag);
2398                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, view_ofs);
2399                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button0);
2400                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button1);
2401                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button2);
2402                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, impulse);
2403                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, fixangle);
2404                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, v_angle);
2405                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, idealpitch);
2406                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, netname);
2407                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, enemy);
2408                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, flags);
2409                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, colormap);
2410                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, team);
2411                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, max_health);
2412                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, teleport_time);
2413                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armortype);
2414                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armorvalue);
2415                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, waterlevel);
2416                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, watertype);
2417                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
2418                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
2419                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, aiment);
2420                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, goalentity);
2421                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, spawnflags);
2422                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, target);
2423                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, targetname);
2424                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_take);
2425                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_save);
2426                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_inflictor);
2427                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, owner);
2428                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movedir);
2429                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, message);
2430                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, sounds);
2431                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise);
2432                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise1);
2433                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise2);
2434                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise3);
2435                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
2436                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, other);
2437                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, world);
2438                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
2439                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, frametime);
2440                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, force_retouch);
2441                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, mapname);
2442                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, deathmatch);
2443                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, coop);
2444                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, teamplay);
2445                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, serverflags);
2446                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_secrets);
2447                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_monsters);
2448                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, found_secrets);
2449                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, killed_monsters);
2450                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm1);
2451                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm2);
2452                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm3);
2453                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm4);
2454                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm5);
2455                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm6);
2456                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm7);
2457                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm8);
2458                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm9);
2459                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm10);
2460                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm11);
2461                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm12);
2462                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm13);
2463                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm14);
2464                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm15);
2465                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm16);
2466                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
2467                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
2468                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
2469                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
2470                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
2471                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
2472                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
2473                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
2474                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
2475                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
2476                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
2477                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
2478                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, msg_entity);
2479 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, main);
2480 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, StartFrame);
2481 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPreThink);
2482 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPostThink);
2483 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientKill);
2484 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientConnect);
2485 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PutClientInServer);
2486 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientDisconnect);
2487 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetNewParms);
2488 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetChangeParms);
2489         }
2490         else
2491                 Con_DPrintf("%s: %s system vars have been modified (CRC %i != engine %i), will not load in other engines\n", prog->name, sv_progs.string, prog->progs_crc, PROGHEADER_CRC);
2492
2493         // OP_STATE is always supported on server because we add fields/globals for it
2494         prog->flag |= PRVM_OP_STATE;
2495
2496         VM_CustomStats_Clear();//[515]: csqc
2497
2498         SV_Prepare_CSQC();
2499 }
2500
2501 static void SV_CheckTimeouts(void)
2502 {
2503         int i;
2504
2505         // never timeout loopback connections
2506         for (i = (host_isclient.integer ? 1 : 0), host_client = &svs.clients[i]; i < svs.maxclients; i++, host_client++)
2507                 if (host_client->netconnection && host.realtime > host_client->netconnection->timeout)
2508                         SV_DropClient(false, "Timed out");
2509 }
2510
2511 /*
2512 ==================
2513 SV_TimeReport
2514
2515 Returns a time report string, for example for
2516 ==================
2517 */
2518 const char *SV_TimingReport(char *buf, size_t buflen)
2519 {
2520         return va(buf, buflen, "%.1f%% CPU, %.2f%% lost, offset avg %.1fms, max %.1fms, sdev %.1fms", sv.perf_cpuload * 100, sv.perf_lost * 100, sv.perf_offset_avg * 1000, sv.perf_offset_max * 1000, sv.perf_offset_sdev * 1000);
2521 }
2522
2523 extern cvar_t host_framerate;
2524 double SV_Frame(double time)
2525 {
2526         static double sv_timer;
2527         int i;
2528         char vabuf[1024];
2529         qbool reporting = false;
2530
2531         // reset timer after level change
2532         if (host.framecount == sv.spawnframe || host.framecount == sv.spawnframe + 1)
2533                 sv_timer = time = host.sleeptime = 0;
2534
2535         if (!svs.threaded)
2536         {
2537                 sv.perf_acc_sleeptime += host.sleeptime;
2538                 sv.perf_acc_realtime += time;
2539
2540                 if (sv_lagreporting_always.integer)
2541                         reporting = true;
2542                 else if (cls.state == ca_dedicated)
2543                 {
2544                         // Report lag if there's players, so they know it wasn't the network or their machine
2545                         for (i = 0; i < svs.maxclients; ++i)
2546                         {
2547                                 if (svs.clients[i].begun && svs.clients[i].netconnection)
2548                                 {
2549                                         reporting = true;
2550                                         break;
2551                                 }
2552                         }
2553                 }
2554
2555                 if(sv.perf_acc_realtime > 5)
2556                 {
2557                         sv.perf_cpuload = 1 - sv.perf_acc_sleeptime / sv.perf_acc_realtime;
2558                         sv.perf_lost = sv.perf_acc_lost / sv.perf_acc_realtime;
2559
2560                         if(sv.perf_acc_offset_samples > 0)
2561                         {
2562                                 sv.perf_offset_max = sv.perf_acc_offset_max;
2563                                 sv.perf_offset_avg = sv.perf_acc_offset / sv.perf_acc_offset_samples;
2564                                 sv.perf_offset_sdev = sv.perf_acc_offset_squared / sv.perf_acc_offset_samples - sv.perf_offset_avg * sv.perf_offset_avg;
2565                                 sv.perf_offset_sdev = sv.perf_offset_sdev > 0 ? sqrt(sv.perf_offset_sdev) : 0;
2566                         }
2567
2568                         if (sv.perf_lost > 0 && reporting)
2569                                 SV_BroadcastPrintf("\003" CON_WARN "Server lag report: %s\n", SV_TimingReport(vabuf, sizeof(vabuf)));
2570
2571                         sv.perf_acc_realtime = sv.perf_acc_sleeptime =
2572                         sv.perf_acc_lost = sv.perf_acc_offset =
2573                         sv.perf_acc_offset_squared = sv.perf_acc_offset_max =
2574                         sv.perf_acc_offset_samples = 0;
2575                 }
2576
2577                 /*
2578                  * Receive packets on each main loop iteration, as the main loop may
2579                  * be undersleeping due to select() detecting a new packet
2580                  */
2581                 if (sv.active)
2582                 {
2583                         NetConn_ServerFrame();
2584                         SV_CheckTimeouts();
2585                 }
2586         }
2587
2588         /*
2589          * If the accumulator hasn't become positive, don't
2590          * run the frame. Everything that happens before this
2591          * point will happen even if we're sleeping this frame.
2592          */
2593         if((sv_timer += time) < 0)
2594                 return sv_timer;
2595
2596         // limit the frametime steps to no more than 100ms each
2597         if (sv_timer > 0.1)
2598         {
2599                 if (!svs.threaded)
2600                         sv.perf_acc_lost += (sv_timer - 0.1);
2601                 sv_timer = 0.1;
2602         }
2603
2604         if (sv.active && sv_timer > 0 && !svs.threaded)
2605         {
2606                 /*
2607                  * Execute one or more server frames, with an upper limit on how much
2608                  * execution time to spend on server frames to avoid freezing the game if
2609                  * the server is overloaded. This execution time limit means the game will
2610                  * slow down if the server is taking too long.
2611                  */
2612                 int framecount, framelimit = 1;
2613                 double advancetime, aborttime = 0;
2614                 float offset;
2615                 prvm_prog_t *prog = SVVM_prog;
2616
2617                 // run the world state
2618                 // don't allow simulation to run too fast or too slow or logic glitches can occur
2619
2620                 // stop running server frames if the wall time reaches this value
2621                 if (sys_ticrate.value <= 0)
2622                         advancetime = sv_timer;
2623                 else
2624                 {
2625                         advancetime = sys_ticrate.value;
2626                         // listen servers can run multiple server frames per client frame
2627                         if (sv_maxphysicsframesperserverframe.integer > 0)
2628                                 framelimit = sv_maxphysicsframesperserverframe.integer;
2629                         aborttime = Sys_DirtyTime() + 0.1;
2630                 }
2631
2632                 if(host_timescale.value > 0 && host_timescale.value < 1)
2633                         advancetime = min(advancetime, 0.1 / host_timescale.value);
2634                 else
2635                         advancetime = min(advancetime, 0.1);
2636
2637                 if(advancetime > 0)
2638                 {
2639                         offset = Sys_DirtyTime() - host.dirtytime;
2640                         if (offset < 0 || offset >= 1800)
2641                                 offset = 0;
2642
2643                         offset += sv_timer;
2644                         ++sv.perf_acc_offset_samples;
2645                         sv.perf_acc_offset += offset;
2646                         sv.perf_acc_offset_squared += offset * offset;
2647
2648                         if(sv.perf_acc_offset_max < offset)
2649                                 sv.perf_acc_offset_max = offset;
2650                 }
2651
2652                 // only advance time if not paused
2653                 // the game also pauses in singleplayer when menu or console is used
2654                 sv.frametime = advancetime * host_timescale.value;
2655                 if (host_framerate.value)
2656                         sv.frametime = host_framerate.value;
2657                 if (sv.paused || host.paused)
2658                         sv.frametime = 0;
2659
2660                 for (framecount = 0; framecount < framelimit && sv_timer > 0; framecount++)
2661                 {
2662                         sv_timer -= advancetime;
2663
2664                         // move things around and think unless paused
2665                         if (sv.frametime)
2666                                 SV_Physics();
2667
2668                         // if this server frame took too long, break out of the loop
2669                         if (framelimit > 1 && Sys_DirtyTime() >= aborttime)
2670                                 break;
2671                 }
2672
2673                 if (framecount > 1 && sv_lagreporting_strict.integer && reporting)
2674                         SV_BroadcastPrintf(CON_WARN "Server lag report: caught up %.1fms by running %d extra frames\n", advancetime * (framecount - 1) * 1000, framecount - 1);
2675
2676                 R_TimeReport("serverphysics");
2677
2678                 // send all messages to the clients
2679                 SV_SendClientMessages();
2680
2681                 if (sv.paused == 1 && host.realtime > sv.pausedstart && sv.pausedstart > 0) {
2682                         prog->globals.fp[OFS_PARM0] = host.realtime - sv.pausedstart;
2683                         PRVM_serverglobalfloat(time) = sv.time;
2684                         prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2685                 }
2686
2687                 // send an heartbeat if enough time has passed since the last one
2688                 NetConn_Heartbeat(0);
2689                 R_TimeReport("servernetwork");
2690         }
2691         else
2692         {
2693                 // don't let r_speeds display jump around
2694                 R_TimeReport("serverphysics");
2695                 R_TimeReport("servernetwork");
2696         }
2697
2698         // if there is some time remaining from this frame, reset the timer
2699         if (sv_timer >= 0)
2700         {
2701                 if (!svs.threaded)
2702                         sv.perf_acc_lost += sv_timer;
2703                 sv_timer = 0;
2704         }
2705
2706         return sv_timer;
2707 }
2708
2709 static int SV_ThreadFunc(void *voiddata)
2710 {
2711         prvm_prog_t *prog = SVVM_prog;
2712         qbool playing = false;
2713         double sv_timer = 0;
2714         double sv_deltarealtime, sv_oldrealtime, sv_realtime;
2715         int i;
2716         char vabuf[1024];
2717         sv_realtime = Sys_DirtyTime();
2718         while (!svs.threadstop)
2719         {
2720                 // FIXME: we need to handle Host_Error in the server thread somehow
2721 //              if (setjmp(sv_abortframe))
2722 //                      continue;                       // something bad happened in the server game
2723
2724                 sv_oldrealtime = sv_realtime;
2725                 sv_realtime = Sys_DirtyTime();
2726                 sv_deltarealtime = sv_realtime - sv_oldrealtime;
2727                 if (sv_deltarealtime < 0 || sv_deltarealtime >= 1800) sv_deltarealtime = 0;
2728
2729                 sv_timer += sv_deltarealtime;
2730
2731                 sv.perf_acc_realtime += sv_deltarealtime;
2732
2733                 // at this point we start doing real server work, and must block on any client activity pertaining to the server (such as executing SV_SpawnServer)
2734                 SV_LockThreadMutex();
2735
2736                 // Look for clients who have spawned
2737                 playing = false;
2738                 if (sv.active)
2739                         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2740                                 if(host_client->begun)
2741                                         if(host_client->netconnection)
2742                                                 playing = true;
2743                 if(sv.time < 10)
2744                 {
2745                         // don't accumulate time for the first 10 seconds of a match
2746                         // so things can settle
2747                         sv.perf_acc_realtime = sv.perf_acc_sleeptime = sv.perf_acc_lost = sv.perf_acc_offset = sv.perf_acc_offset_squared = sv.perf_acc_offset_max = sv.perf_acc_offset_samples = 0;
2748                 }
2749                 else if(sv.perf_acc_realtime > 5)
2750                 {
2751                         sv.perf_cpuload = 1 - sv.perf_acc_sleeptime / sv.perf_acc_realtime;
2752                         sv.perf_lost = sv.perf_acc_lost / sv.perf_acc_realtime;
2753                         if(sv.perf_acc_offset_samples > 0)
2754                         {
2755                                 sv.perf_offset_max = sv.perf_acc_offset_max;
2756                                 sv.perf_offset_avg = sv.perf_acc_offset / sv.perf_acc_offset_samples;
2757                                 sv.perf_offset_sdev = sqrt(sv.perf_acc_offset_squared / sv.perf_acc_offset_samples - sv.perf_offset_avg * sv.perf_offset_avg);
2758                         }
2759                         if(sv.perf_lost > 0 && developer_extra.integer)
2760                                 if(playing)
2761                                         Con_DPrintf("Server can't keep up: %s\n", SV_TimingReport(vabuf, sizeof(vabuf)));
2762                         sv.perf_acc_realtime = sv.perf_acc_sleeptime = sv.perf_acc_lost = sv.perf_acc_offset = sv.perf_acc_offset_squared = sv.perf_acc_offset_max = sv.perf_acc_offset_samples = 0;
2763                 }
2764
2765                 // get new packets
2766                 if (sv.active)
2767                 {
2768                         NetConn_ServerFrame();
2769                         SV_CheckTimeouts();
2770                 }
2771
2772                 // if the accumulators haven't become positive yet, wait a while
2773                 if (sv_timer < 0)
2774                 {
2775                         SV_UnlockThreadMutex(); // don't keep mutex locked while sleeping
2776                         sv.perf_acc_sleeptime += Sys_Sleep(-sv_timer);
2777                         continue;
2778                 }
2779
2780                 if (sv.active && sv_timer > 0)
2781                 {
2782                         // execute one server frame
2783                         double advancetime;
2784                         float offset;
2785
2786                         if (sys_ticrate.value <= 0)
2787                                 advancetime = min(sv_timer, 0.1); // don't step more than 100ms
2788                         else
2789                                 advancetime = sys_ticrate.value;
2790
2791                         if(advancetime > 0)
2792                         {
2793                                 offset = sv_timer + (Sys_DirtyTime() - sv_realtime); // LadyHavoc: FIXME: I don't understand this line
2794                                 ++sv.perf_acc_offset_samples;
2795                                 sv.perf_acc_offset += offset;
2796                                 sv.perf_acc_offset_squared += offset * offset;
2797                                 if(sv.perf_acc_offset_max < offset)
2798                                         sv.perf_acc_offset_max = offset;
2799                         }
2800
2801                         // only advance time if not paused
2802                         // the game also pauses in singleplayer when menu or console is used
2803                         sv.frametime = advancetime * host_timescale.value;
2804                         if (host_framerate.value)
2805                                 sv.frametime = host_framerate.value;
2806                         if (sv.paused || host.paused)
2807                                 sv.frametime = 0;
2808
2809                         sv_timer -= advancetime;
2810
2811                         // move things around and think unless paused
2812                         if (sv.frametime)
2813                                 SV_Physics();
2814
2815                         // send all messages to the clients
2816                         SV_SendClientMessages();
2817
2818                         if (sv.paused == 1 && sv_realtime > sv.pausedstart && sv.pausedstart > 0)
2819                         {
2820                                 PRVM_serverglobalfloat(time) = sv.time;
2821                                 prog->globals.fp[OFS_PARM0] = sv_realtime - sv.pausedstart;
2822                                 prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2823                         }
2824
2825                         // send an heartbeat if enough time has passed since the last one
2826                         NetConn_Heartbeat(0);
2827
2828                 }
2829
2830                 // we're back to safe code now
2831                 SV_UnlockThreadMutex();
2832
2833                 // if there is some time remaining from this frame, reset the timers
2834                 if (sv_timer >= 0)
2835                 {
2836                         sv.perf_acc_lost += sv_timer;
2837                         sv_timer = 0;
2838                 }
2839         }
2840         return 0;
2841 }
2842
2843 void SV_StartThread(void)
2844 {
2845         if (!sv_threaded.integer || !Thread_HasThreads())
2846                 return;
2847         svs.threaded = true;
2848         svs.threadstop = false;
2849         svs.threadmutex = Thread_CreateMutex();
2850         svs.thread = Thread_CreateThread(SV_ThreadFunc, NULL);
2851 }
2852
2853 void SV_StopThread(void)
2854 {
2855         if (!svs.threaded)
2856                 return;
2857         svs.threadstop = true;
2858         Thread_WaitThread(svs.thread, 0);
2859         Thread_DestroyMutex(svs.threadmutex);
2860         svs.threaded = false;
2861 }