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 host_timescale = {CF_CLIENT | CF_SERVER, "host_timescale", "1.0", "controls game speed, 0.5 is half speed, 2 is double speed"};
  54
  55 cvar_t sv_accelerate = {CF_SERVER, "sv_accelerate", "10", "rate at which a player accelerates to sv_maxspeed"};
  56 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"};
  57 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"};
  58 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"};
  59 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"};
  60 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"};
  61 cvar_t sv_airstopaccelerate = {CF_SERVER, "sv_airstopaccelerate", "0", "when set, replacement for sv_airaccelerate when moving backwards"};
  62 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"};
  63 cvar_t sv_airstrafeaccelerate = {CF_SERVER, "sv_airstrafeaccelerate", "0", "when set, replacement for sv_airaccelerate when just strafing"};
  64 cvar_t sv_maxairstrafespeed = {CF_SERVER, "sv_maxairstrafespeed", "0", "when set, replacement for sv_maxairspeed when just strafing"};
  65 cvar_t sv_airstrafeaccel_qw = {CF_SERVER, "sv_airstrafeaccel_qw", "0", "when set, replacement for sv_airaccel_qw when just strafing"};
  66 cvar_t sv_aircontrol = {CF_SERVER, "sv_aircontrol", "0", "CPMA-style air control"};
  67 cvar_t sv_aircontrol_power = {CF_SERVER, "sv_aircontrol_power", "2", "CPMA-style air control exponent"};
  68 cvar_t sv_aircontrol_penalty = {CF_SERVER, "sv_aircontrol_penalty", "0", "deceleration while using CPMA-style air control"};
  69 cvar_t sv_allowdownloads = {CF_SERVER, "sv_allowdownloads", "1", "whether to allow clients to download files from the server (does not affect http downloads)"};
  70 cvar_t sv_allowdownloads_archive = {CF_SERVER, "sv_allowdownloads_archive", "0", "whether to allow downloads of archives (pak/pk3)"};
  71 cvar_t sv_allowdownloads_config = {CF_SERVER, "sv_allowdownloads_config", "0", "whether to allow downloads of config files (cfg)"};
  72 cvar_t sv_allowdownloads_dlcache = {CF_SERVER, "sv_allowdownloads_dlcache", "0", "whether to allow downloads of dlcache files (dlcache/)"};
  73 cvar_t sv_allowdownloads_inarchive = {CF_SERVER, "sv_allowdownloads_inarchive", "0", "whether to allow downloads from archives (pak/pk3)"};
  74 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"};
  75 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"};
  76 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"};
  77 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)"};
  78 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)"};
  79 cvar_t sv_clmovement_inputtimeout = {CF_SERVER, "sv_clmovement_inputtimeout", "0.2", "when a client does not send input for this many seconds, force them to move anyway (unlike QuakeWorld)"};
  80 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!)"};
  81 cvar_t sv_cullentities_pvs = {CF_SERVER, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"};
  82 cvar_t sv_cullentities_stats = {CF_SERVER, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
  83 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"};
  84 cvar_t sv_cullentities_trace_delay = {CF_SERVER, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled"};
  85 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"};
  86 cvar_t sv_cullentities_trace_enlarge = {CF_SERVER, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling"};
  87 cvar_t sv_cullentities_trace_expand = {CF_SERVER, "sv_cullentities_trace_expand", "0", "box is expanded by this many units for entity culling"};
  88 cvar_t sv_cullentities_trace_eyejitter = {CF_SERVER, "sv_cullentities_trace_eyejitter", "16", "jitter the eye by this much for each trace"};
  89 cvar_t sv_cullentities_trace_prediction = {CF_SERVER, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
  90 cvar_t sv_cullentities_trace_prediction_time = {CF_SERVER, "sv_cullentities_trace_prediction_time", "0.2", "how many seconds of prediction to use"};
  91 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"};
  92 cvar_t sv_cullentities_trace_samples = {CF_SERVER, "sv_cullentities_trace_samples", "2", "number of samples to test for entity culling"};
  93 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"};
  94 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"};
  95 cvar_t sv_debugmove = {CF_SERVER | CF_NOTIFY, "sv_debugmove", "0", "disables collision detection optimizations for debugging purposes"};
  96 cvar_t sv_echobprint = {CF_SERVER | CF_ARCHIVE, "sv_echobprint", "1", "prints gamecode bprint() calls to server console"};
  97 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)"};
  98 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)"};
  99 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"};
 100 cvar_t sv_friction = {CF_SERVER | CF_NOTIFY, "sv_friction","4", "how fast you slow down"};
 101 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"};
 102 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"};
 103 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"};
 104 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)"};
 105 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"};
 106 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)"};
 107 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"};
 108 cvar_t sv_gameplayfix_gravityunaffectedbyticrate = {CF_SERVER, "sv_gameplayfix_gravityunaffectedbyticrate", "0", "fix some ticrate issues in physics."};
 109 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"};
 110 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"};
 111 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"};
 112 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)"};
 113 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)"};
 114 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"};
 115 cvar_t sv_gameplayfix_q2airaccelerate = {CF_SERVER, "sv_gameplayfix_q2airaccelerate", "0", "Quake2-style air acceleration"};
 116 cvar_t sv_gameplayfix_nogravityonground = {CF_SERVER, "sv_gameplayfix_nogravityonground", "0", "turn off gravity when on ground (to get rid of sliding)"};
 117 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"};
 118 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"};
 119 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)"};
 120 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"};
 121 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"};
 122 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"};
 123 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"};
 124 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)"};
 125 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"};
 126 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."};
 127 cvar_t sv_gameplayfix_unstickentities = {CF_SERVER, "sv_gameplayfix_unstickentities", "1", "hack to check if entities are crossing world collision hull and try to move them to the right position"};
 128 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)"};
 129 cvar_t sv_gameplayfix_customstats = {CF_SERVER, "sv_gameplayfix_customstats", "0", "Disable stats higher than 220, for use by certain games such as Xonotic"};
 130 cvar_t sv_gravity = {CF_SERVER | CF_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
 131 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"};
 132 cvar_t sv_idealpitchscale = {CF_SERVER, "sv_idealpitchscale","0.8", "how much to look up/down slopes and stairs when not using freelook"};
 133 cvar_t sv_jumpstep = {CF_SERVER | CF_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping"};
 134 cvar_t sv_jumpvelocity = {CF_SERVER, "sv_jumpvelocity", "270", "cvar that can be used by QuakeC code for jump velocity"};
 135 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)"};
 136 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"};
 137 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)"};
 138 cvar_t sv_maxvelocity = {CF_SERVER | CF_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 139 cvar_t sv_nostep = {CF_SERVER | CF_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 140 cvar_t sv_playerphysicsqc = {CF_SERVER | CF_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 141 cvar_t sv_progs = {CF_SERVER, "sv_progs", "progs.dat", "selects which quakec progs.dat file to run" };
 142 cvar_t sv_protocolname = {CF_SERVER, "sv_protocolname", "DP7", "selects network protocol to host for (values include QUAKE, QUAKEDP, NEHAHRAMOVIE, DP1 and up)"};
 143 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"};
 144 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)"};
 145 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)"};
 146 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)"};
 147 cvar_t sv_stepheight = {CF_SERVER | CF_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
 148 cvar_t sv_stopspeed = {CF_SERVER | CF_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
 149 cvar_t sv_wallfriction = {CF_SERVER | CF_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 150 cvar_t sv_wateraccelerate = {CF_SERVER, "sv_wateraccelerate", "-1", "rate at which a player accelerates to sv_maxspeed while in the air, if less than 0 the sv_accelerate variable is used instead"};
 151 cvar_t sv_waterfriction = {CF_SERVER | CF_NOTIFY, "sv_waterfriction","-1", "how fast you slow down, if less than 0 the sv_friction variable is used instead"};
 152 cvar_t sv_warsowbunny_airforwardaccel = {CF_SERVER, "sv_warsowbunny_airforwardaccel", "1.00001", "how fast you accelerate until you reach sv_maxspeed"};
 153 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)"};
 154 cvar_t sv_warsowbunny_topspeed = {CF_SERVER, "sv_warsowbunny_topspeed", "925", "soft speed limit (can get faster with rjs and on ramps)"};
 155 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)"};
 156 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"};
 157 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)"};
 158 cvar_t sv_areadebug = {CF_SERVER, "sv_areadebug", "0", "disables physics culling for debugging purposes (only for development)"};
 159 cvar_t sys_ticrate = {CF_SERVER | CF_ARCHIVE, "sys_ticrate","0.0138889", "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"};
 160 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"};
 161 cvar_t timelimit = {CF_SERVER | CF_NOTIFY, "timelimit","0", "ends level at this time (in minutes)"};
 162 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"};
 163
 164 cvar_t sv_rollspeed = {CF_CLIENT, "sv_rollspeed", "200", "how much strafing is necessary to tilt the view"};
 165 cvar_t sv_rollangle = {CF_CLIENT, "sv_rollangle", "2.0", "how much to tilt the view when strafing"};
 166
 167 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"};
 168 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"};
 169 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"};
 170 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"};
 171 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"};
 172 cvar_t scratch1 = {CF_SERVER, "scratch1", "0", "unused cvar in quake, can be used by mods"};
 173 cvar_t scratch2 = {CF_SERVER,"scratch2", "0", "unused cvar in quake, can be used by mods"};
 174 cvar_t scratch3 = {CF_SERVER, "scratch3", "0", "unused cvar in quake, can be used by mods"};
 175 cvar_t scratch4 = {CF_SERVER, "scratch4", "0", "unused cvar in quake, can be used by mods"};
 176 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)"};
 177
 178 cvar_t nehx00 = {CF_SERVER, "nehx00", "0", "nehahra data storage cvar (used in singleplayer)"};
 179 cvar_t nehx01 = {CF_SERVER, "nehx01", "0", "nehahra data storage cvar (used in singleplayer)"};
 180 cvar_t nehx02 = {CF_SERVER, "nehx02", "0", "nehahra data storage cvar (used in singleplayer)"};
 181 cvar_t nehx03 = {CF_SERVER, "nehx03", "0", "nehahra data storage cvar (used in singleplayer)"};
 182 cvar_t nehx04 = {CF_SERVER, "nehx04", "0", "nehahra data storage cvar (used in singleplayer)"};
 183 cvar_t nehx05 = {CF_SERVER, "nehx05", "0", "nehahra data storage cvar (used in singleplayer)"};
 184 cvar_t nehx06 = {CF_SERVER, "nehx06", "0", "nehahra data storage cvar (used in singleplayer)"};
 185 cvar_t nehx07 = {CF_SERVER, "nehx07", "0", "nehahra data storage cvar (used in singleplayer)"};
 186 cvar_t nehx08 = {CF_SERVER, "nehx08", "0", "nehahra data storage cvar (used in singleplayer)"};
 187 cvar_t nehx09 = {CF_SERVER, "nehx09", "0", "nehahra data storage cvar (used in singleplayer)"};
 188 cvar_t nehx10 = {CF_SERVER, "nehx10", "0", "nehahra data storage cvar (used in singleplayer)"};
 189 cvar_t nehx11 = {CF_SERVER, "nehx11", "0", "nehahra data storage cvar (used in singleplayer)"};
 190 cvar_t nehx12 = {CF_SERVER, "nehx12", "0", "nehahra data storage cvar (used in singleplayer)"};
 191 cvar_t nehx13 = {CF_SERVER, "nehx13", "0", "nehahra data storage cvar (used in singleplayer)"};
 192 cvar_t nehx14 = {CF_SERVER, "nehx14", "0", "nehahra data storage cvar (used in singleplayer)"};
 193 cvar_t nehx15 = {CF_SERVER, "nehx15", "0", "nehahra data storage cvar (used in singleplayer)"};
 194 cvar_t nehx16 = {CF_SERVER, "nehx16", "0", "nehahra data storage cvar (used in singleplayer)"};
 195 cvar_t nehx17 = {CF_SERVER, "nehx17", "0", "nehahra data storage cvar (used in singleplayer)"};
 196 cvar_t nehx18 = {CF_SERVER, "nehx18", "0", "nehahra data storage cvar (used in singleplayer)"};
 197 cvar_t nehx19 = {CF_SERVER, "nehx19", "0", "nehahra data storage cvar (used in singleplayer)"};
 198 cvar_t cutscene = {CF_SERVER, "cutscene", "1", "enables cutscenes in nehahra, can be used by other mods"};
 199
 200 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)"};
 201 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)" };
 202 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."};
 203
 204 cvar_t halflifebsp = {CF_SERVER, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"};
 205 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)"};
 206 cvar_t sv_mapformat_is_quake3 = {CF_SERVER, "sv_mapformat_is_quake3", "0", "indicates the current map is q2bsp format (useful to know because of different entity behaviors)"};
 207
 208 server_t sv;
 209 server_static_t svs;
 210
 211 mempool_t *sv_mempool = NULL;
 212
 213 extern cvar_t host_timescale;
 214 extern float            scr_centertime_off;
 215
 216 // MUST match effectnameindex_t in client.h
 217 static const char *standardeffectnames[EFFECT_TOTAL] =
 218 {
 219         "",
 220         "TE_GUNSHOT",
 221         "TE_GUNSHOTQUAD",
 222         "TE_SPIKE",
 223         "TE_SPIKEQUAD",
 224         "TE_SUPERSPIKE",
 225         "TE_SUPERSPIKEQUAD",
 226         "TE_WIZSPIKE",
 227         "TE_KNIGHTSPIKE",
 228         "TE_EXPLOSION",
 229         "TE_EXPLOSIONQUAD",
 230         "TE_TAREXPLOSION",
 231         "TE_TELEPORT",
 232         "TE_LAVASPLASH",
 233         "TE_SMALLFLASH",
 234         "TE_FLAMEJET",
 235         "EF_FLAME",
 236         "TE_BLOOD",
 237         "TE_SPARK",
 238         "TE_PLASMABURN",
 239         "TE_TEI_G3",
 240         "TE_TEI_SMOKE",
 241         "TE_TEI_BIGEXPLOSION",
 242         "TE_TEI_PLASMAHIT",
 243         "EF_STARDUST",
 244         "TR_ROCKET",
 245         "TR_GRENADE",
 246         "TR_BLOOD",
 247         "TR_WIZSPIKE",
 248         "TR_SLIGHTBLOOD",
 249         "TR_KNIGHTSPIKE",
 250         "TR_VORESPIKE",
 251         "TR_NEHAHRASMOKE",
 252         "TR_NEXUIZPLASMA",
 253         "TR_GLOWTRAIL",
 254         "SVC_PARTICLE"
 255 };
 256
 257 #define SV_REQFUNCS 0
 258 #define sv_reqfuncs NULL
 259
 260 //#define SV_REQFUNCS (sizeof(sv_reqfuncs) / sizeof(const char *))
 261 //static const char *sv_reqfuncs[] = {
 262 //};
 263
 264 #define SV_REQFIELDS (sizeof(sv_reqfields) / sizeof(prvm_required_field_t))
 265
 266 prvm_required_field_t sv_reqfields[] =
 267 {
 268 #define PRVM_DECLARE_serverglobalfloat(x)
 269 #define PRVM_DECLARE_serverglobalvector(x)
 270 #define PRVM_DECLARE_serverglobalstring(x)
 271 #define PRVM_DECLARE_serverglobaledict(x)
 272 #define PRVM_DECLARE_serverglobalfunction(x)
 273 #define PRVM_DECLARE_clientglobalfloat(x)
 274 #define PRVM_DECLARE_clientglobalvector(x)
 275 #define PRVM_DECLARE_clientglobalstring(x)
 276 #define PRVM_DECLARE_clientglobaledict(x)
 277 #define PRVM_DECLARE_clientglobalfunction(x)
 278 #define PRVM_DECLARE_menuglobalfloat(x)
 279 #define PRVM_DECLARE_menuglobalvector(x)
 280 #define PRVM_DECLARE_menuglobalstring(x)
 281 #define PRVM_DECLARE_menuglobaledict(x)
 282 #define PRVM_DECLARE_menuglobalfunction(x)
 283 #define PRVM_DECLARE_serverfieldfloat(x) {ev_float, #x},
 284 #define PRVM_DECLARE_serverfieldvector(x) {ev_vector, #x},
 285 #define PRVM_DECLARE_serverfieldstring(x) {ev_string, #x},
 286 #define PRVM_DECLARE_serverfieldedict(x) {ev_entity, #x},
 287 #define PRVM_DECLARE_serverfieldfunction(x) {ev_function, #x},
 288 #define PRVM_DECLARE_clientfieldfloat(x)
 289 #define PRVM_DECLARE_clientfieldvector(x)
 290 #define PRVM_DECLARE_clientfieldstring(x)
 291 #define PRVM_DECLARE_clientfieldedict(x)
 292 #define PRVM_DECLARE_clientfieldfunction(x)
 293 #define PRVM_DECLARE_menufieldfloat(x)
 294 #define PRVM_DECLARE_menufieldvector(x)
 295 #define PRVM_DECLARE_menufieldstring(x)
 296 #define PRVM_DECLARE_menufieldedict(x)
 297 #define PRVM_DECLARE_menufieldfunction(x)
 298 #define PRVM_DECLARE_serverfunction(x)
 299 #define PRVM_DECLARE_clientfunction(x)
 300 #define PRVM_DECLARE_menufunction(x)
 301 #define PRVM_DECLARE_field(x)
 302 #define PRVM_DECLARE_global(x)
 303 #define PRVM_DECLARE_function(x)
 304 #include "prvm_offsets.h"
 305 #undef PRVM_DECLARE_serverglobalfloat
 306 #undef PRVM_DECLARE_serverglobalvector
 307 #undef PRVM_DECLARE_serverglobalstring
 308 #undef PRVM_DECLARE_serverglobaledict
 309 #undef PRVM_DECLARE_serverglobalfunction
 310 #undef PRVM_DECLARE_clientglobalfloat
 311 #undef PRVM_DECLARE_clientglobalvector
 312 #undef PRVM_DECLARE_clientglobalstring
 313 #undef PRVM_DECLARE_clientglobaledict
 314 #undef PRVM_DECLARE_clientglobalfunction
 315 #undef PRVM_DECLARE_menuglobalfloat
 316 #undef PRVM_DECLARE_menuglobalvector
 317 #undef PRVM_DECLARE_menuglobalstring
 318 #undef PRVM_DECLARE_menuglobaledict
 319 #undef PRVM_DECLARE_menuglobalfunction
 320 #undef PRVM_DECLARE_serverfieldfloat
 321 #undef PRVM_DECLARE_serverfieldvector
 322 #undef PRVM_DECLARE_serverfieldstring
 323 #undef PRVM_DECLARE_serverfieldedict
 324 #undef PRVM_DECLARE_serverfieldfunction
 325 #undef PRVM_DECLARE_clientfieldfloat
 326 #undef PRVM_DECLARE_clientfieldvector
 327 #undef PRVM_DECLARE_clientfieldstring
 328 #undef PRVM_DECLARE_clientfieldedict
 329 #undef PRVM_DECLARE_clientfieldfunction
 330 #undef PRVM_DECLARE_menufieldfloat
 331 #undef PRVM_DECLARE_menufieldvector
 332 #undef PRVM_DECLARE_menufieldstring
 333 #undef PRVM_DECLARE_menufieldedict
 334 #undef PRVM_DECLARE_menufieldfunction
 335 #undef PRVM_DECLARE_serverfunction
 336 #undef PRVM_DECLARE_clientfunction
 337 #undef PRVM_DECLARE_menufunction
 338 #undef PRVM_DECLARE_field
 339 #undef PRVM_DECLARE_global
 340 #undef PRVM_DECLARE_function
 341 };
 342
 343 #define SV_REQGLOBALS (sizeof(sv_reqglobals) / sizeof(prvm_required_field_t))
 344
 345 prvm_required_field_t sv_reqglobals[] =
 346 {
 347 #define PRVM_DECLARE_serverglobalfloat(x) {ev_float, #x},
 348 #define PRVM_DECLARE_serverglobalvector(x) {ev_vector, #x},
 349 #define PRVM_DECLARE_serverglobalstring(x) {ev_string, #x},
 350 #define PRVM_DECLARE_serverglobaledict(x) {ev_entity, #x},
 351 #define PRVM_DECLARE_serverglobalfunction(x) {ev_function, #x},
 352 #define PRVM_DECLARE_clientglobalfloat(x)
 353 #define PRVM_DECLARE_clientglobalvector(x)
 354 #define PRVM_DECLARE_clientglobalstring(x)
 355 #define PRVM_DECLARE_clientglobaledict(x)
 356 #define PRVM_DECLARE_clientglobalfunction(x)
 357 #define PRVM_DECLARE_menuglobalfloat(x)
 358 #define PRVM_DECLARE_menuglobalvector(x)
 359 #define PRVM_DECLARE_menuglobalstring(x)
 360 #define PRVM_DECLARE_menuglobaledict(x)
 361 #define PRVM_DECLARE_menuglobalfunction(x)
 362 #define PRVM_DECLARE_serverfieldfloat(x)
 363 #define PRVM_DECLARE_serverfieldvector(x)
 364 #define PRVM_DECLARE_serverfieldstring(x)
 365 #define PRVM_DECLARE_serverfieldedict(x)
 366 #define PRVM_DECLARE_serverfieldfunction(x)
 367 #define PRVM_DECLARE_clientfieldfloat(x)
 368 #define PRVM_DECLARE_clientfieldvector(x)
 369 #define PRVM_DECLARE_clientfieldstring(x)
 370 #define PRVM_DECLARE_clientfieldedict(x)
 371 #define PRVM_DECLARE_clientfieldfunction(x)
 372 #define PRVM_DECLARE_menufieldfloat(x)
 373 #define PRVM_DECLARE_menufieldvector(x)
 374 #define PRVM_DECLARE_menufieldstring(x)
 375 #define PRVM_DECLARE_menufieldedict(x)
 376 #define PRVM_DECLARE_menufieldfunction(x)
 377 #define PRVM_DECLARE_serverfunction(x)
 378 #define PRVM_DECLARE_clientfunction(x)
 379 #define PRVM_DECLARE_menufunction(x)
 380 #define PRVM_DECLARE_field(x)
 381 #define PRVM_DECLARE_global(x)
 382 #define PRVM_DECLARE_function(x)
 383 #include "prvm_offsets.h"
 384 #undef PRVM_DECLARE_serverglobalfloat
 385 #undef PRVM_DECLARE_serverglobalvector
 386 #undef PRVM_DECLARE_serverglobalstring
 387 #undef PRVM_DECLARE_serverglobaledict
 388 #undef PRVM_DECLARE_serverglobalfunction
 389 #undef PRVM_DECLARE_clientglobalfloat
 390 #undef PRVM_DECLARE_clientglobalvector
 391 #undef PRVM_DECLARE_clientglobalstring
 392 #undef PRVM_DECLARE_clientglobaledict
 393 #undef PRVM_DECLARE_clientglobalfunction
 394 #undef PRVM_DECLARE_menuglobalfloat
 395 #undef PRVM_DECLARE_menuglobalvector
 396 #undef PRVM_DECLARE_menuglobalstring
 397 #undef PRVM_DECLARE_menuglobaledict
 398 #undef PRVM_DECLARE_menuglobalfunction
 399 #undef PRVM_DECLARE_serverfieldfloat
 400 #undef PRVM_DECLARE_serverfieldvector
 401 #undef PRVM_DECLARE_serverfieldstring
 402 #undef PRVM_DECLARE_serverfieldedict
 403 #undef PRVM_DECLARE_serverfieldfunction
 404 #undef PRVM_DECLARE_clientfieldfloat
 405 #undef PRVM_DECLARE_clientfieldvector
 406 #undef PRVM_DECLARE_clientfieldstring
 407 #undef PRVM_DECLARE_clientfieldedict
 408 #undef PRVM_DECLARE_clientfieldfunction
 409 #undef PRVM_DECLARE_menufieldfloat
 410 #undef PRVM_DECLARE_menufieldvector
 411 #undef PRVM_DECLARE_menufieldstring
 412 #undef PRVM_DECLARE_menufieldedict
 413 #undef PRVM_DECLARE_menufieldfunction
 414 #undef PRVM_DECLARE_serverfunction
 415 #undef PRVM_DECLARE_clientfunction
 416 #undef PRVM_DECLARE_menufunction
 417 #undef PRVM_DECLARE_field
 418 #undef PRVM_DECLARE_global
 419 #undef PRVM_DECLARE_function
 420 };
 421
 422 static void Host_Timescale_c(cvar_t *var)
 423 {
 424         if(var->value < 0.00001 && var->value != 0)
 425                 Cvar_SetValueQuick(var, 0);
 426 }
 427
 428 //============================================================================
 429
 430 static void SV_AreaStats_f(cmd_state_t *cmd)
 431 {
 432         World_PrintAreaStats(&sv.world, "server");
 433 }
 434
 435 /*
 436 ===============
 437 SV_Init
 438 ===============
 439 */
 440 void SV_Init (void)
 441 {
 442         // init the csqc progs cvars, since they are updated/used by the server code
 443         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 444         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 445         extern cvar_t csqc_progcrc;
 446         extern cvar_t csqc_progsize;
 447         extern cvar_t csqc_usedemoprogs;
 448
 449         Cvar_RegisterVariable(&sv_worldmessage);
 450         Cvar_RegisterVariable(&sv_worldname);
 451         Cvar_RegisterVariable(&sv_worldnamenoextension);
 452         Cvar_RegisterVariable(&sv_worldbasename);
 453
 454         Cvar_RegisterVariable (&csqc_progname);
 455         Cvar_RegisterVariable (&csqc_progcrc);
 456         Cvar_RegisterVariable (&csqc_progsize);
 457         Cvar_RegisterVariable (&csqc_usedemoprogs);
 458
 459         Cmd_AddCommand(CF_SHARED, "sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 460         Cmd_AddCommand(CF_SHARED, "sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 461         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "sv_startdownload", SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 462         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "download", SV_Download_f, "downloads a specified file from the server");
 463
 464         Cvar_RegisterVariable (&sv_disablenotify);
 465         Cvar_RegisterVariable (&coop);
 466         Cvar_RegisterVariable (&deathmatch);
 467         Cvar_RegisterVariable (&fraglimit);
 468         Cvar_RegisterVariable (&gamecfg);
 469         Cvar_RegisterVariable (&noexit);
 470         Cvar_RegisterVariable (&nomonsters);
 471         Cvar_RegisterVariable (&pausable);
 472         Cvar_RegisterVariable (&pr_checkextension);
 473         Cvar_RegisterVariable (&samelevel);
 474         Cvar_RegisterVariable (&skill);
 475         Cvar_RegisterVariable (&host_timescale);
 476         Cvar_RegisterCallback (&host_timescale, Host_Timescale_c);
 477         Cvar_RegisterAlias (&host_timescale, "slowmo");
 478         Cvar_RegisterAlias (&host_timescale, "timescale");
 479         Cvar_RegisterVariable (&sv_accelerate);
 480         Cvar_RegisterVariable (&sv_aim);
 481         Cvar_RegisterVariable (&sv_airaccel_qw);
 482         Cvar_RegisterVariable (&sv_airaccel_qw_stretchfactor);
 483         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 484         Cvar_RegisterVariable (&sv_airaccelerate);
 485         Cvar_RegisterVariable (&sv_airstopaccelerate);
 486         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 487         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 488         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 489         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 490         Cvar_RegisterVariable (&sv_aircontrol);
 491         Cvar_RegisterVariable (&sv_aircontrol_power);
 492         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 493         Cvar_RegisterVariable (&sv_allowdownloads);
 494         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 495         Cvar_RegisterVariable (&sv_allowdownloads_config);
 496         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 497         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 498         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 499         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 500         Cvar_RegisterVariable (&sv_clmovement_enable);
 501         Cvar_RegisterVariable (&sv_clmovement_minping);
 502         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 503         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 504         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 505         Cvar_RegisterVariable (&sv_cullentities_pvs);
 506         Cvar_RegisterVariable (&sv_cullentities_stats);
 507         Cvar_RegisterVariable (&sv_cullentities_trace);
 508         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 509         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 510         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 511         Cvar_RegisterVariable (&sv_cullentities_trace_expand);
 512         Cvar_RegisterVariable (&sv_cullentities_trace_eyejitter);
 513         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 514         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 515         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 516         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 517         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 518         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 519         Cvar_RegisterVariable (&sv_debugmove);
 520         Cvar_RegisterVariable (&sv_echobprint);
 521         Cvar_RegisterVariable (&sv_edgefriction);
 522         Cvar_RegisterVariable (&sv_entpatch);
 523         Cvar_RegisterVariable (&sv_freezenonclients);
 524         Cvar_RegisterVariable (&sv_friction);
 525         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 526         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 527         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 528         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 529         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 530         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 531         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 532         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 533         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 534         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 535         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 536         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 537         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 538         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_separation);
 539         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 540         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 541         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 542         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 543         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 544         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 545         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 546         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 547         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 548         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 549         Cvar_RegisterVariable (&sv_gameplayfix_q1bsptracelinereportstexture);
 550         Cvar_RegisterVariable (&sv_gameplayfix_unstickplayers);
 551         Cvar_RegisterVariable (&sv_gameplayfix_unstickentities);
 552         Cvar_RegisterVariable (&sv_gameplayfix_fixedcheckwatertransition);
 553         Cvar_RegisterVariable (&sv_gameplayfix_customstats);
 554         Cvar_RegisterVariable (&sv_gravity);
 555         Cvar_RegisterVariable (&sv_init_frame_count);
 556         Cvar_RegisterVariable (&sv_idealpitchscale);
 557         Cvar_RegisterVariable (&sv_jumpstep);
 558         Cvar_RegisterVariable (&sv_jumpvelocity);
 559         Cvar_RegisterVariable (&sv_maxairspeed);
 560         Cvar_RegisterVariable (&sv_maxrate);
 561         Cvar_RegisterVariable (&sv_maxspeed);
 562         Cvar_RegisterVariable (&sv_maxvelocity);
 563         Cvar_RegisterVariable (&sv_nostep);
 564         Cvar_RegisterVariable (&sv_playerphysicsqc);
 565         Cvar_RegisterVariable (&sv_progs);
 566         Cvar_RegisterVariable (&sv_protocolname);
 567         Cvar_RegisterVariable (&sv_random_seed);
 568         Cvar_RegisterVariable (&host_limitlocal);
 569         Cvar_RegisterAlias(&host_limitlocal, "sv_ratelimitlocalplayer");
 570         Cvar_RegisterVariable (&sv_sound_land);
 571         Cvar_RegisterVariable (&sv_sound_watersplash);
 572         Cvar_RegisterVariable (&sv_stepheight);
 573         Cvar_RegisterVariable (&sv_stopspeed);
 574         Cvar_RegisterVariable (&sv_wallfriction);
 575         Cvar_RegisterVariable (&sv_wateraccelerate);
 576         Cvar_RegisterVariable (&sv_waterfriction);
 577         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 578         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 579         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 580         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 581         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 582         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 583         Cvar_RegisterVariable (&sv_areadebug);
 584         Cvar_RegisterVariable (&sys_ticrate);
 585         Cvar_RegisterVariable (&teamplay);
 586         Cvar_RegisterVariable (&timelimit);
 587         Cvar_RegisterVariable (&sv_threaded);
 588
 589         Cvar_RegisterVariable (&sv_rollangle);
 590         Cvar_RegisterVariable (&sv_rollspeed);
 591
 592         Cvar_RegisterVariable (&saved1);
 593         Cvar_RegisterVariable (&saved2);
 594         Cvar_RegisterVariable (&saved3);
 595         Cvar_RegisterVariable (&saved4);
 596         Cvar_RegisterVariable (&savedgamecfg);
 597         Cvar_RegisterVariable (&scratch1);
 598         Cvar_RegisterVariable (&scratch2);
 599         Cvar_RegisterVariable (&scratch3);
 600         Cvar_RegisterVariable (&scratch4);
 601         Cvar_RegisterVariable (&temp1);
 602
 603         // LadyHavoc: Nehahra uses these to pass data around cutscene demos
 604         Cvar_RegisterVariable (&nehx00);
 605         Cvar_RegisterVariable (&nehx01);
 606         Cvar_RegisterVariable (&nehx02);
 607         Cvar_RegisterVariable (&nehx03);
 608         Cvar_RegisterVariable (&nehx04);
 609         Cvar_RegisterVariable (&nehx05);
 610         Cvar_RegisterVariable (&nehx06);
 611         Cvar_RegisterVariable (&nehx07);
 612         Cvar_RegisterVariable (&nehx08);
 613         Cvar_RegisterVariable (&nehx09);
 614         Cvar_RegisterVariable (&nehx10);
 615         Cvar_RegisterVariable (&nehx11);
 616         Cvar_RegisterVariable (&nehx12);
 617         Cvar_RegisterVariable (&nehx13);
 618         Cvar_RegisterVariable (&nehx14);
 619         Cvar_RegisterVariable (&nehx15);
 620         Cvar_RegisterVariable (&nehx16);
 621         Cvar_RegisterVariable (&nehx17);
 622         Cvar_RegisterVariable (&nehx18);
 623         Cvar_RegisterVariable (&nehx19);
 624         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 625
 626         Cvar_RegisterVariable (&sv_autodemo_perclient);
 627         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 628         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 629
 630         Cvar_RegisterVariable (&halflifebsp);
 631         Cvar_RegisterVariable (&sv_mapformat_is_quake2);
 632         Cvar_RegisterVariable (&sv_mapformat_is_quake3);
 633
 634         SV_InitOperatorCommands();
 635
 636         sv_mempool = Mem_AllocPool("server", 0, NULL);
 637 }
 638
 639 static void SV_SaveEntFile_f(cmd_state_t *cmd)
 640 {
 641         char vabuf[1024];
 642         if (!sv.active || !sv.worldmodel)
 643         {
 644                 Con_Print("Not running a server\n");
 645                 return;
 646         }
 647         FS_WriteFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 648 }
 649
 650 /*
 651 ==============================================================================
 652
 653 CLIENT SPAWNING
 654
 655 ==============================================================================
 656 */
 657
 658 /*
 659 ================
 660 SV_SendServerinfo
 661
 662 Sends the first message from the server to a connected client.
 663 This will be sent on the initial connection and upon each server load.
 664 ================
 665 */
 666 void SV_SendServerinfo (client_t *client)
 667 {
 668         prvm_prog_t *prog = SVVM_prog;
 669         int i;
 670         char message[128];
 671         char vabuf[1024];
 672
 673         // we know that this client has a netconnection and thus is not a bot
 674
 675         // edicts get reallocated on level changes, so we need to update it here
 676         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 677
 678         // clear cached stuff that depends on the level
 679         client->weaponmodel[0] = 0;
 680         client->weaponmodelindex = 0;
 681
 682         // LadyHavoc: clear entityframe tracking
 683         client->latestframenum = 0;
 684
 685         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 686         client->cmd.time = sv.time;
 687
 688         if (client->entitydatabase)
 689                 EntityFrame_FreeDatabase(client->entitydatabase);
 690         if (client->entitydatabase4)
 691                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 692         if (client->entitydatabase5)
 693                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 694
 695         memset(client->stats, 0, sizeof(client->stats));
 696         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 697
 698         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)
 699         {
 700                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 701                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 702                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 703                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 704                 else
 705                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 706         }
 707
 708         // reset csqc entity versions
 709         for (i = 0;i < prog->max_edicts;i++)
 710         {
 711                 client->csqcentityscope[i] = 0;
 712                 client->csqcentitysendflags[i] = 0xFFFFFF;
 713         }
 714         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 715         {
 716                 client->csqcentityframehistory[i].num = 0;
 717                 client->csqcentityframehistory[i].framenum = -1;
 718         }
 719         client->csqcnumedicts = 0;
 720         client->csqcentityframehistory_next = 0;
 721
 722         SZ_Clear (&client->netconnection->message);
 723         MSG_WriteByte (&client->netconnection->message, svc_print);
 724         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 725         MSG_WriteString (&client->netconnection->message,message);
 726
 727         SV_StopDemoRecording(client); // to split up demos into different files
 728         if(sv_autodemo_perclient.integer)
 729         {
 730                 char demofile[MAX_OSPATH];
 731                 char ipaddress[MAX_QPATH];
 732                 size_t j;
 733
 734                 // start a new demo file
 735                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 736                 for(j = 0; ipaddress[j]; ++j)
 737                         if(!isalnum(ipaddress[j]))
 738                                 ipaddress[j] = '-';
 739                 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);
 740
 741                 SV_StartDemoRecording(client, demofile, -1);
 742         }
 743
 744         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 745         if (sv.csqc_progname[0])
 746         {
 747                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 748                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 749                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progname %s\n", sv.csqc_progname));
 750                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 751                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progsize %i\n", sv.csqc_progsize));
 752                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 753                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progcrc %i\n", sv.csqc_progcrc));
 754
 755                 if(client->sv_demo_file != NULL)
 756                 {
 757                         int k;
 758                         static char buf[NET_MAXMESSAGE];
 759                         sizebuf_t sb;
 760
 761                         sb.data = (unsigned char *) buf;
 762                         sb.maxsize = sizeof(buf);
 763                         k = 0;
 764                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, k++, &sb, sv.protocol))
 765                                 SV_WriteDemoMessage(client, &sb, false);
 766                 }
 767
 768                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 769                 if (PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd)))
 770                 {
 771                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 772                         MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "%s\n", PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd))));
 773                 }
 774         }
 775
 776         //if (sv_allowdownloads.integer)
 777         // always send the info that the server supports the protocol, even if downloads are forbidden
 778         // only because of that, the CSQC exception can work
 779         {
 780                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 781                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 782         }
 783
 784         // send at this time so it's guaranteed to get executed at the right time
 785         {
 786                 client_t *save;
 787                 save = host_client;
 788                 host_client = client;
 789                 Curl_SendRequirements();
 790                 host_client = save;
 791         }
 792
 793         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 794         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 795         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 796
 797         if (!coop.integer && deathmatch.integer)
 798                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 799         else
 800                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 801
 802         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)));
 803
 804         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 805                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 806         MSG_WriteByte (&client->netconnection->message, 0);
 807
 808         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 809                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 810         MSG_WriteByte (&client->netconnection->message, 0);
 811
 812 // send music
 813         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 814         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 815         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 816
 817 // set view
 818 // store this in clientcamera, too
 819         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
 820         MSG_WriteByte (&client->netconnection->message, svc_setview);
 821         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
 822
 823         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
 824         MSG_WriteByte (&client->netconnection->message, 1);
 825
 826         client->prespawned = false;             // need prespawn, spawn, etc
 827         client->spawned = false;                // need prespawn, spawn, etc
 828         client->begun = false;                  // need prespawn, spawn, etc
 829         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
 830
 831         // clear movement info until client enters the new level properly
 832         memset(&client->cmd, 0, sizeof(client->cmd));
 833         client->movesequence = 0;
 834         client->movement_highestsequence_seen = 0;
 835         memset(&client->movement_count, 0, sizeof(client->movement_count));
 836 #ifdef NUM_PING_TIMES
 837         for (i = 0;i < NUM_PING_TIMES;i++)
 838                 client->ping_times[i] = 0;
 839         client->num_pings = 0;
 840 #endif
 841         client->ping = 0;
 842
 843         // allow the client some time to send his keepalives, even if map loading took ages
 844         client->netconnection->timeout = host.realtime + net_connecttimeout.value;
 845 }
 846
 847 /*
 848 ================
 849 SV_ConnectClient
 850
 851 Initializes a client_t for a new net connection.  This will only be called
 852 once for a player each game, not once for each level change.
 853 ================
 854 */
 855 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
 856 {
 857         prvm_prog_t *prog = SVVM_prog;
 858         client_t                *client;
 859         int                             i;
 860
 861         client = svs.clients + clientnum;
 862
 863 // set up the client_t
 864         if (sv.loadgame)
 865         {
 866                 float backupparms[NUM_SPAWN_PARMS];
 867                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
 868                 memset(client, 0, sizeof(*client));
 869                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
 870         }
 871         else
 872                 memset(client, 0, sizeof(*client));
 873         client->active = true;
 874         client->netconnection = netconnection;
 875
 876         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
 877
 878         if(client->netconnection && client->netconnection->crypto.authenticated)
 879         {
 880                 Con_Printf("%s connection to %s has been established: client is %s@%s%.*s, I am %.*s@%s%.*s\n",
 881                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
 882                                 client->netconnection->address,
 883                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
 884                                 (client->netconnection->crypto.client_issigned || !client->netconnection->crypto.client_keyfp[0]) ? "" : "~",
 885                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
 886                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
 887                                 (client->netconnection->crypto.server_issigned || !client->netconnection->crypto.server_keyfp[0]) ? "" : "~",
 888                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
 889                                 );
 890         }
 891
 892         strlcpy(client->name, "unconnected", sizeof(client->name));
 893         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
 894         client->prespawned = false;
 895         client->spawned = false;
 896         client->begun = false;
 897         client->edict = PRVM_EDICT_NUM(clientnum+1);
 898         if (client->netconnection)
 899                 client->netconnection->message.allowoverflow = true;            // we can catch it
 900         // prepare the unreliable message buffer
 901         client->unreliablemsg.data = client->unreliablemsg_data;
 902         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
 903         // updated by receiving "rate" command from client, this is also the default if not using a DP client
 904         client->rate = 1000000000;
 905         client->connecttime = host.realtime;
 906
 907         if (!sv.loadgame)
 908         {
 909                 // call the progs to get default spawn parms for the new client
 910                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
 911                 PRVM_serverglobalfloat(time) = sv.time;
 912                 PRVM_serverglobaledict(self) = 0;
 913                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetNewParms), "QC function SetNewParms is missing");
 914                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
 915                         client->spawn_parms[i] = (&PRVM_serverglobalfloat(parm1))[i];
 916
 917                 // set up the entity for this client (including .colormap, .team, etc)
 918                 PRVM_ED_ClearEdict(prog, client->edict);
 919         }
 920
 921         // don't call SendServerinfo for a fresh botclient because its fields have
 922         // not been set up by the qc yet
 923         if (client->netconnection)
 924                 SV_SendServerinfo (client);
 925         else
 926                 client->prespawned = client->spawned = client->begun = true;
 927 }
 928
 929 /*
 930 =====================
 931 SV_DropClient
 932
 933 Called when the player is getting totally kicked off the host
 934 if (crash = true), don't bother sending signofs
 935 =====================
 936 */
 937 void SV_DropClient(qbool crash)
 938 {
 939         prvm_prog_t *prog = SVVM_prog;
 940         int i;
 941         Con_Printf("Client \"%s\" dropped\n", host_client->name);
 942
 943         SV_StopDemoRecording(host_client);
 944
 945         // make sure edict is not corrupt (from a level change for example)
 946         host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
 947
 948         if (host_client->netconnection)
 949         {
 950                 // tell the client to be gone
 951                 if (!crash)
 952                 {
 953                         // LadyHavoc: no opportunity for resending, so use unreliable 3 times
 954                         unsigned char bufdata[8];
 955                         sizebuf_t buf;
 956                         memset(&buf, 0, sizeof(buf));
 957                         buf.data = bufdata;
 958                         buf.maxsize = sizeof(bufdata);
 959                         MSG_WriteByte(&buf, svc_disconnect);
 960                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
 961                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
 962                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
 963                 }
 964         }
 965
 966         // call qc ClientDisconnect function
 967         // LadyHavoc: don't call QC if server is dead (avoids recursive
 968         // Host_Error in some mods when they run out of edicts)
 969         if (host_client->clientconnectcalled && sv.active && host_client->edict)
 970         {
 971                 // call the prog function for removing a client
 972                 // this will set the body to a dead frame, among other things
 973                 int saveSelf = PRVM_serverglobaledict(self);
 974                 host_client->clientconnectcalled = false;
 975                 PRVM_serverglobalfloat(time) = sv.time;
 976                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
 977                 prog->ExecuteProgram(prog, PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
 978                 PRVM_serverglobaledict(self) = saveSelf;
 979         }
 980
 981         if (host_client->netconnection)
 982         {
 983                 // break the net connection
 984                 NetConn_Close(host_client->netconnection);
 985                 host_client->netconnection = NULL;
 986         }
 987
 988         // if a download is active, close it
 989         if (host_client->download_file)
 990         {
 991                 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
 992                 FS_Close(host_client->download_file);
 993                 host_client->download_file = NULL;
 994                 host_client->download_name[0] = 0;
 995                 host_client->download_expectedposition = 0;
 996                 host_client->download_started = false;
 997         }
 998
 999         // remove leaving player from scoreboard
1000         host_client->name[0] = 0;
1001         host_client->colors = 0;
1002         host_client->frags = 0;
1003         // send notification to all clients
1004         // get number of client manually just to make sure we get it right...
1005         i = host_client - svs.clients;
1006         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1007         MSG_WriteByte (&sv.reliable_datagram, i);
1008         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1009         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1010         MSG_WriteByte (&sv.reliable_datagram, i);
1011         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1012         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1013         MSG_WriteByte (&sv.reliable_datagram, i);
1014         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1015
1016         // free the client now
1017         if (host_client->entitydatabase)
1018                 EntityFrame_FreeDatabase(host_client->entitydatabase);
1019         if (host_client->entitydatabase4)
1020                 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
1021         if (host_client->entitydatabase5)
1022                 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
1023
1024         if (sv.active)
1025         {
1026                 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
1027                 PRVM_ED_ClearEdict(prog, host_client->edict);
1028         }
1029
1030         // clear the client struct (this sets active to false)
1031         memset(host_client, 0, sizeof(*host_client));
1032
1033         // update server listing on the master because player count changed
1034         // (which the master uses for filtering empty/full servers)
1035         NetConn_Heartbeat(1);
1036
1037         if (sv.loadgame)
1038         {
1039                 for (i = 0;i < svs.maxclients;i++)
1040                         if (svs.clients[i].active && !svs.clients[i].spawned)
1041                                 break;
1042                 if (i == svs.maxclients)
1043                 {
1044                         Con_Printf("Loaded game, everyone rejoined - unpausing\n");
1045                         sv.paused = sv.loadgame = false; // we're basically done with loading now
1046                 }
1047         }
1048 }
1049
1050 static void SV_StartDownload_f(cmd_state_t *cmd)
1051 {
1052         if (host_client->download_file)
1053                 host_client->download_started = true;
1054 }
1055
1056 /*
1057  * Compression extension negotiation:
1058  *
1059  * Server to client:
1060  *   cl_serverextension_download 2
1061  *
1062  * Client to server:
1063  *   download <filename> <list of zero or more suppported compressions in order of preference>
1064  * e.g.
1065  *   download maps/map1.bsp lzo deflate huffman
1066  *
1067  * Server to client:
1068  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
1069  * e.g.
1070  *   cl_downloadbegin 123456 maps/map1.bsp deflate
1071  *
1072  * The server may choose not to compress the file by sending no compression name, like:
1073  *   cl_downloadbegin 345678 maps/map1.bsp
1074  *
1075  * NOTE: the "download" command may only specify compression algorithms if
1076  *       cl_serverextension_download is 2!
1077  *       If cl_serverextension_download has a different value, the client must
1078  *       assume this extension is not supported!
1079  */
1080
1081 static void Download_CheckExtensions(cmd_state_t *cmd)
1082 {
1083         int i;
1084         int argc = Cmd_Argc(cmd);
1085
1086         // first reset them all
1087         host_client->download_deflate = false;
1088
1089         for(i = 2; i < argc; ++i)
1090         {
1091                 if(!strcmp(Cmd_Argv(cmd, i), "deflate"))
1092                 {
1093                         host_client->download_deflate = true;
1094                         break;
1095                 }
1096         }
1097 }
1098
1099 static void SV_Download_f(cmd_state_t *cmd)
1100 {
1101         const char *whichpack, *whichpack2, *extension;
1102         qbool is_csqc; // so we need to check only once
1103
1104         if (Cmd_Argc(cmd) < 2)
1105         {
1106                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
1107                 SV_ClientPrintf("       supported extensions: deflate\n");
1108                 return;
1109         }
1110
1111         if (FS_CheckNastyPath(Cmd_Argv(cmd, 1), false))
1112         {
1113                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(cmd, 1));
1114                 return;
1115         }
1116
1117         if (host_client->download_file)
1118         {
1119                 // at this point we'll assume the previous download should be aborted
1120                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
1121                 SV_ClientCommands("\nstopdownload\n");
1122
1123                 // close the file and reset variables
1124                 FS_Close(host_client->download_file);
1125                 host_client->download_file = NULL;
1126                 host_client->download_name[0] = 0;
1127                 host_client->download_expectedposition = 0;
1128                 host_client->download_started = false;
1129         }
1130
1131         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(cmd, 1), sv.csqc_progname) == 0);
1132
1133         if (!sv_allowdownloads.integer && !is_csqc)
1134         {
1135                 SV_ClientPrintf("Downloads are disabled on this server\n");
1136                 SV_ClientCommands("\nstopdownload\n");
1137                 return;
1138         }
1139
1140         Download_CheckExtensions(cmd);
1141
1142         strlcpy(host_client->download_name, Cmd_Argv(cmd, 1), sizeof(host_client->download_name));
1143         extension = FS_FileExtension(host_client->download_name);
1144
1145         // host_client is asking to download a specified file
1146         if (developer_extra.integer)
1147                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
1148
1149         if(is_csqc)
1150         {
1151                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1152                 extensions[0] = '\0';
1153
1154                 if(host_client->download_deflate)
1155                         strlcat(extensions, " deflate", sizeof(extensions));
1156
1157                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1158
1159                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
1160                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
1161                 else
1162                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
1163
1164                 // no, no space is needed between %s and %s :P
1165                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1166
1167                 host_client->download_expectedposition = 0;
1168                 host_client->download_started = false;
1169                 host_client->sendsignon = true; // make sure this message is sent
1170                 return;
1171         }
1172
1173         if (!FS_FileExists(host_client->download_name))
1174         {
1175                 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);
1176                 SV_ClientCommands("\nstopdownload\n");
1177                 return;
1178         }
1179
1180         // check if the user is trying to download part of registered Quake(r)
1181         whichpack = FS_WhichPack(host_client->download_name);
1182         whichpack2 = FS_WhichPack("gfx/pop.lmp");
1183         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
1184         {
1185                 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);
1186                 SV_ClientCommands("\nstopdownload\n");
1187                 return;
1188         }
1189
1190         // check if the server has forbidden archive downloads entirely
1191         if (!sv_allowdownloads_inarchive.integer)
1192         {
1193                 whichpack = FS_WhichPack(host_client->download_name);
1194                 if (whichpack)
1195                 {
1196                         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);
1197                         SV_ClientCommands("\nstopdownload\n");
1198                         return;
1199                 }
1200         }
1201
1202         if (!sv_allowdownloads_config.integer)
1203         {
1204                 if (!strcasecmp(extension, "cfg"))
1205                 {
1206                         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);
1207                         SV_ClientCommands("\nstopdownload\n");
1208                         return;
1209                 }
1210         }
1211
1212         if (!sv_allowdownloads_dlcache.integer)
1213         {
1214                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
1215                 {
1216                         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);
1217                         SV_ClientCommands("\nstopdownload\n");
1218                         return;
1219                 }
1220         }
1221
1222         if (!sv_allowdownloads_archive.integer)
1223         {
1224                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3"))
1225                 {
1226                         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);
1227                         SV_ClientCommands("\nstopdownload\n");
1228                         return;
1229                 }
1230         }
1231
1232         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
1233         if (!host_client->download_file)
1234         {
1235                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
1236                 SV_ClientCommands("\nstopdownload\n");
1237                 return;
1238         }
1239
1240         if (FS_FileSize(host_client->download_file) > 1<<30)
1241         {
1242                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
1243                 SV_ClientCommands("\nstopdownload\n");
1244                 FS_Close(host_client->download_file);
1245                 host_client->download_file = NULL;
1246                 return;
1247         }
1248
1249         if (FS_FileSize(host_client->download_file) < 0)
1250         {
1251                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
1252                 SV_ClientCommands("\nstopdownload\n");
1253                 FS_Close(host_client->download_file);
1254                 host_client->download_file = NULL;
1255                 return;
1256         }
1257
1258         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1259
1260         /*
1261          * we can only do this if we would actually deflate on the fly
1262          * which we do not (yet)!
1263         {
1264                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1265                 extensions[0] = '\0';
1266
1267                 if(host_client->download_deflate)
1268                         strlcat(extensions, " deflate", sizeof(extensions));
1269
1270                 // no, no space is needed between %s and %s :P
1271                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1272         }
1273         */
1274         SV_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
1275
1276         host_client->download_expectedposition = 0;
1277         host_client->download_started = false;
1278         host_client->sendsignon = true; // make sure this message is sent
1279
1280         // the rest of the download process is handled in SV_SendClientDatagram
1281         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
1282         //
1283         // no svc_downloaddata messages will be sent until sv_startdownload is
1284         // sent by the client
1285 }
1286
1287 /*
1288 ==============================================================================
1289
1290 SERVER SPAWNING
1291
1292 ==============================================================================
1293 */
1294
1295 /*
1296 ================
1297 SV_ModelIndex
1298
1299 ================
1300 */
1301 int SV_ModelIndex(const char *s, int precachemode)
1302 {
1303         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3) ? 256 : MAX_MODELS);
1304         char filename[MAX_QPATH];
1305         if (!s || !*s)
1306                 return 0;
1307         // testing
1308         //if (precachemode == 2)
1309         //      return 0;
1310         strlcpy(filename, s, sizeof(filename));
1311         for (i = 2;i < limit;i++)
1312         {
1313                 if (!sv.model_precache[i][0])
1314                 {
1315                         if (precachemode)
1316                         {
1317                                 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))
1318                                 {
1319                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1320                                         return 0;
1321                                 }
1322                                 if (precachemode == 1)
1323                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1324                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1325                                 if (sv.state == ss_loading)
1326                                 {
1327                                         // running from SV_SpawnServer which is launched from the client console command interpreter
1328                                         sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1329                                 }
1330                                 else
1331                                 {
1332                                         if (svs.threaded)
1333                                         {
1334                                                 // 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
1335                                                 sv.models[i] = Mod_FindName (sv.model_precache[i], s[0] == '*' ? sv.worldname : NULL);
1336                                         }
1337                                         else
1338                                         {
1339                                                 // running single threaded, so we can load the model here
1340                                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1341                                         }
1342                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1343                                         MSG_WriteShort(&sv.reliable_datagram, i);
1344                                         MSG_WriteString(&sv.reliable_datagram, filename);
1345                                 }
1346                                 return i;
1347                         }
1348                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1349                         return 0;
1350                 }
1351                 if (!strcmp(sv.model_precache[i], filename))
1352                         return i;
1353         }
1354         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1355         return 0;
1356 }
1357
1358 /*
1359 ================
1360 SV_SoundIndex
1361
1362 ================
1363 */
1364 int SV_SoundIndex(const char *s, int precachemode)
1365 {
1366         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3) ? 256 : MAX_SOUNDS);
1367         char filename[MAX_QPATH];
1368         if (!s || !*s)
1369                 return 0;
1370         // testing
1371         //if (precachemode == 2)
1372         //      return 0;
1373         strlcpy(filename, s, sizeof(filename));
1374         for (i = 1;i < limit;i++)
1375         {
1376                 if (!sv.sound_precache[i][0])
1377                 {
1378                         if (precachemode)
1379                         {
1380                                 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))
1381                                 {
1382                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1383                                         return 0;
1384                                 }
1385                                 if (precachemode == 1)
1386                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1387                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1388                                 if (sv.state != ss_loading)
1389                                 {
1390                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1391                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1392                                         MSG_WriteString(&sv.reliable_datagram, filename);
1393                                 }
1394                                 return i;
1395                         }
1396                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1397                         return 0;
1398                 }
1399                 if (!strcmp(sv.sound_precache[i], filename))
1400                         return i;
1401         }
1402         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1403         return 0;
1404 }
1405
1406 /*
1407 ================
1408 SV_ParticleEffectIndex
1409
1410 ================
1411 */
1412 int SV_ParticleEffectIndex(const char *name)
1413 {
1414         int i, argc, linenumber, effectnameindex;
1415         int filepass;
1416         fs_offset_t filesize;
1417         unsigned char *filedata;
1418         const char *text;
1419         const char *textstart;
1420         //const char *textend;
1421         char argv[16][1024];
1422         char filename[MAX_QPATH];
1423         if (!sv.particleeffectnamesloaded)
1424         {
1425                 sv.particleeffectnamesloaded = true;
1426                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
1427                 for (i = 0;i < EFFECT_TOTAL;i++)
1428                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
1429                 for (filepass = 0;;filepass++)
1430                 {
1431                         if (filepass == 0)
1432                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
1433                         else if (filepass == 1)
1434                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
1435                         else
1436                                 break;
1437                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
1438                         if (!filedata)
1439                                 continue;
1440                         textstart = (const char *)filedata;
1441                         //textend = (const char *)filedata + filesize;
1442                         text = textstart;
1443                         for (linenumber = 1;;linenumber++)
1444                         {
1445                                 argc = 0;
1446                                 for (;;)
1447                                 {
1448                                         if (!COM_ParseToken_Simple(&text, true, false, true) || !strcmp(com_token, "\n"))
1449                                                 break;
1450                                         if (argc < 16)
1451                                         {
1452                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
1453                                                 argc++;
1454                                         }
1455                                 }
1456                                 if (com_token[0] == 0)
1457                                         break; // if the loop exited and it's not a \n, it's EOF
1458                                 if (argc < 1)
1459                                         continue;
1460                                 if (!strcmp(argv[0], "effect"))
1461                                 {
1462                                         if (argc == 2)
1463                                         {
1464                                                 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
1465                                                 {
1466                                                         if (sv.particleeffectname[effectnameindex][0])
1467                                                         {
1468                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
1469                                                                         break;
1470                                                         }
1471                                                         else
1472                                                         {
1473                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
1474                                                                 break;
1475                                                         }
1476                                                 }
1477                                                 // if we run out of names, abort
1478                                                 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
1479                                                 {
1480                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
1481                                                         break;
1482                                                 }
1483                                         }
1484                                 }
1485                         }
1486                         Mem_Free(filedata);
1487                 }
1488         }
1489         // search for the name
1490         for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
1491                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
1492                         return effectnameindex;
1493         // return 0 if we couldn't find it
1494         return 0;
1495 }
1496
1497 dp_model_t *SV_GetModelByIndex(int modelindex)
1498 {
1499         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1500 }
1501
1502 dp_model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
1503 {
1504         prvm_prog_t *prog = SVVM_prog;
1505         int modelindex;
1506         if (!ed || ed->priv.server->free)
1507                 return NULL;
1508         modelindex = (int)PRVM_serveredictfloat(ed, modelindex);
1509         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1510 }
1511
1512 /*
1513 ================
1514 SV_CreateBaseline
1515
1516 ================
1517 */
1518 static void SV_CreateBaseline (void)
1519 {
1520         prvm_prog_t *prog = SVVM_prog;
1521         int i, entnum, large;
1522         prvm_edict_t *svent;
1523
1524         // LadyHavoc: clear *all* baselines (not just active ones)
1525         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1526         {
1527                 // get the current server version
1528                 svent = PRVM_EDICT_NUM(entnum);
1529
1530                 // LadyHavoc: always clear state values, whether the entity is in use or not
1531                 svent->priv.server->baseline = defaultstate;
1532
1533                 if (svent->priv.server->free)
1534                         continue;
1535                 if (entnum > svs.maxclients && !PRVM_serveredictfloat(svent, modelindex))
1536                         continue;
1537
1538                 // create entity baseline
1539                 VectorCopy (PRVM_serveredictvector(svent, origin), svent->priv.server->baseline.origin);
1540                 VectorCopy (PRVM_serveredictvector(svent, angles), svent->priv.server->baseline.angles);
1541                 svent->priv.server->baseline.frame = (int)PRVM_serveredictfloat(svent, frame);
1542                 svent->priv.server->baseline.skin = (int)PRVM_serveredictfloat(svent, skin);
1543                 if (entnum > 0 && entnum <= svs.maxclients)
1544                 {
1545                         svent->priv.server->baseline.colormap = entnum;
1546                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1547                 }
1548                 else
1549                 {
1550                         svent->priv.server->baseline.colormap = 0;
1551                         svent->priv.server->baseline.modelindex = (int)PRVM_serveredictfloat(svent, modelindex);
1552                 }
1553
1554                 large = false;
1555                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1556                 {
1557                         large = true;
1558                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1559                                 large = false;
1560                 }
1561
1562                 // add to the message
1563                 if (large)
1564                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1565                 else
1566                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1567                 MSG_WriteShort (&sv.signon, entnum);
1568
1569                 if (large)
1570                 {
1571                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1572                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1573                 }
1574                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1575                 {
1576                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1577                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1578                 }
1579                 else
1580                 {
1581                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1582                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1583                 }
1584                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1585                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1586                 for (i=0 ; i<3 ; i++)
1587                 {
1588                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1589                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1590                 }
1591         }
1592 }
1593
1594 /*
1595 ================
1596 SV_Prepare_CSQC
1597
1598 Load csprogs.dat and comperss it so it doesn't need to be
1599 reloaded on request.
1600 ================
1601 */
1602 static void SV_Prepare_CSQC(void)
1603 {
1604         fs_offset_t progsize;
1605
1606         if(svs.csqc_progdata)
1607         {
1608                 Con_DPrintf("Unloading old CSQC data.\n");
1609                 Mem_Free(svs.csqc_progdata);
1610                 if(svs.csqc_progdata_deflated)
1611                         Mem_Free(svs.csqc_progdata_deflated);
1612         }
1613
1614         svs.csqc_progdata = NULL;
1615         svs.csqc_progdata_deflated = NULL;
1616
1617         sv.csqc_progname[0] = 0;
1618         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
1619
1620         if(progsize > 0)
1621         {
1622                 size_t deflated_size;
1623
1624                 sv.csqc_progsize = (int)progsize;
1625                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
1626                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
1627                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
1628
1629                 Con_DPrint("Compressing csprogs.dat\n");
1630                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
1631                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
1632                 svs.csqc_progsize_deflated = (int)deflated_size;
1633                 if(svs.csqc_progdata_deflated)
1634                 {
1635                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
1636                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
1637                 }
1638                 else
1639                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
1640         }
1641 }
1642
1643 /*
1644 ================
1645 SV_SaveSpawnparms
1646
1647 Grabs the current state of each client for saving across the
1648 transition to another level
1649 ================
1650 */
1651 void SV_SaveSpawnparms (void)
1652 {
1653         prvm_prog_t *prog = SVVM_prog;
1654         int             i, j;
1655
1656         svs.serverflags = (int)PRVM_serverglobalfloat(serverflags);
1657
1658         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1659         {
1660                 if (!host_client->active)
1661                         continue;
1662
1663         // call the progs to get default spawn parms for the new client
1664                 PRVM_serverglobalfloat(time) = sv.time;
1665                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1666                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetChangeParms), "QC function SetChangeParms is missing");
1667                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1668                         host_client->spawn_parms[j] = (&PRVM_serverglobalfloat(parm1))[j];
1669         }
1670 }
1671
1672 qbool SV_IsLocalServer(void)
1673 {
1674         if(host_isclient.integer && host_client && LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
1675                 return true;
1676         return false;
1677 }
1678
1679 /*
1680 ================
1681 SV_SpawnServer
1682
1683 This is called at the start of each level
1684 ================
1685 */
1686
1687 void SV_SpawnServer (const char *map)
1688 {
1689         prvm_prog_t *prog = SVVM_prog;
1690         prvm_edict_t *ent;
1691         int i;
1692         char *entities;
1693         dp_model_t *worldmodel;
1694         char modelname[sizeof(sv.worldname)];
1695         char vabuf[1024];
1696
1697         Con_Printf("SpawnServer: %s\n", map);
1698
1699         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", map);
1700
1701         if (!FS_FileExists(modelname))
1702         {
1703                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", map);
1704                 if (!FS_FileExists(modelname))
1705                 {
1706                         Con_Printf("SpawnServer: no map file named %s\n", modelname);
1707                         return;
1708                 }
1709         }
1710
1711 //      SV_LockThreadMutex();
1712
1713         if(!host_isclient.integer)
1714                 Sys_MakeProcessNice();
1715         else
1716         {
1717                 SCR_BeginLoadingPlaque(false);
1718                 S_StopAllSounds();
1719         }
1720
1721         if(sv.active)
1722         {
1723                 client_t *client;
1724                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
1725                 {
1726                         if (client->netconnection)
1727                         {
1728                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
1729                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
1730                         }
1731                 }
1732                 World_End(&sv.world);
1733                 if(PRVM_serverfunction(SV_Shutdown))
1734                 {
1735                         func_t s = PRVM_serverfunction(SV_Shutdown);
1736                         PRVM_serverglobalfloat(time) = sv.time;
1737                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
1738                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
1739                 }
1740         }
1741
1742         // free q3 shaders so that any newly downloaded shaders will be active
1743         Mod_FreeQ3Shaders();
1744
1745         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
1746         if (!worldmodel || !worldmodel->TraceBox)
1747         {
1748                 Con_Printf("Couldn't load map %s\n", modelname);
1749
1750                 if(!host_isclient.integer)
1751                         Sys_MakeProcessMean();
1752
1753 //              SV_UnlockThreadMutex();
1754
1755                 return;
1756         }
1757
1758         Collision_Cache_Reset(true);
1759
1760         // let's not have any servers with no name
1761         if (hostname.string[0] == 0)
1762                 Cvar_SetQuick(&hostname, "UNNAMED");
1763         scr_centertime_off = 0;
1764
1765         svs.changelevel_issued = false;         // now safe to issue another
1766
1767         // make the map a required file for clients
1768         Curl_ClearRequirements();
1769         Curl_RequireFile(modelname);
1770
1771 //
1772 // tell all connected clients that we are going to a new level
1773 //
1774         if (!sv.active)
1775                 NetConn_OpenServerPorts(true);
1776
1777 //
1778 // make cvars consistant
1779 //
1780         if (coop.integer)
1781                 Cvar_SetValueQuick(&deathmatch, 0);
1782         // LadyHavoc: it can be useful to have skills outside the range 0-3...
1783         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1784         //Cvar_SetValue ("skill", (float)current_skill);
1785         current_skill = (int)(skill.value + 0.5);
1786
1787 //
1788 // set up the new server
1789 //
1790         memset (&sv, 0, sizeof(sv));
1791         // if running a local client, make sure it doesn't try to access the last
1792         // level's data which is no longer valiud
1793         cls.signon = 0;
1794
1795         Cvar_SetValueQuick(&halflifebsp, worldmodel->brush.ishlbsp);
1796         Cvar_SetValueQuick(&sv_mapformat_is_quake2, worldmodel->brush.isq2bsp);
1797         Cvar_SetValueQuick(&sv_mapformat_is_quake3, worldmodel->brush.isq3bsp);
1798
1799         if(*sv_random_seed.string)
1800         {
1801                 srand(sv_random_seed.integer);
1802                 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);
1803         }
1804
1805         SV_VM_Setup();
1806
1807         sv.active = true;
1808
1809         // set level base name variables for later use
1810         strlcpy (sv.name, map, sizeof (sv.name));
1811         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
1812         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
1813         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
1814         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
1815         Cvar_SetQuick(&sv_worldname, sv.worldname);
1816         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
1817         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
1818
1819         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1820         if (sv.protocol == PROTOCOL_UNKNOWN)
1821         {
1822                 char buffer[1024];
1823                 Protocol_Names(buffer, sizeof(buffer));
1824                 Con_Printf(CON_ERROR "Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1825                 sv.protocol = PROTOCOL_QUAKE;
1826         }
1827
1828 // load progs to get entity field count
1829         //PR_LoadProgs ( sv_progs.string );
1830
1831         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1832         sv.datagram.cursize = 0;
1833         sv.datagram.data = sv.datagram_buf;
1834
1835         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1836         sv.reliable_datagram.cursize = 0;
1837         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1838
1839         sv.signon.maxsize = sizeof(sv.signon_buf);
1840         sv.signon.cursize = 0;
1841         sv.signon.data = sv.signon_buf;
1842
1843 // leave slots at start for clients only
1844         //prog->num_edicts = svs.maxclients+1;
1845
1846         sv.state = ss_loading;
1847         prog->allowworldwrites = true;
1848         sv.paused = false;
1849
1850         sv.time = 1.0;
1851
1852         Mod_ClearUsed();
1853         worldmodel->used = true;
1854
1855         sv.worldmodel = worldmodel;
1856         sv.models[1] = sv.worldmodel;
1857
1858 //
1859 // clear world interaction links
1860 //
1861         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs, prog);
1862         World_Start(&sv.world);
1863
1864         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1865
1866         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1867         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
1868         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
1869         {
1870                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1871                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
1872         }
1873         if(i < sv.worldmodel->brush.numsubmodels)
1874                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
1875
1876 //
1877 // load the rest of the entities
1878 //
1879         // AK possible hack since num_edicts is still 0
1880         ent = PRVM_EDICT_NUM(0);
1881         memset (ent->fields.fp, 0, prog->entityfields * sizeof(prvm_vec_t));
1882         ent->priv.server->free = false;
1883         PRVM_serveredictstring(ent, model) = PRVM_SetEngineString(prog, sv.worldname);
1884         PRVM_serveredictfloat(ent, modelindex) = 1;             // world model
1885         PRVM_serveredictfloat(ent, solid) = SOLID_BSP;
1886         PRVM_serveredictfloat(ent, movetype) = MOVETYPE_PUSH;
1887         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, mins));
1888         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, maxs));
1889         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, absmin));
1890         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, absmax));
1891
1892         if (coop.value)
1893                 PRVM_serverglobalfloat(coop) = coop.integer;
1894         else
1895                 PRVM_serverglobalfloat(deathmatch) = deathmatch.integer;
1896
1897         PRVM_serverglobalstring(mapname) = PRVM_SetEngineString(prog, sv.name);
1898
1899 // serverflags are for cross level information (sigils)
1900         PRVM_serverglobalfloat(serverflags) = svs.serverflags;
1901
1902         // we need to reset the spawned flag on all connected clients here so that
1903         // their thinks don't run during startup (before PutClientInServer)
1904         // we also need to set up the client entities now
1905         // and we need to set the ->edict pointers to point into the progs edicts
1906         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1907         {
1908                 host_client->begun = false;
1909                 host_client->edict = PRVM_EDICT_NUM(i + 1);
1910                 PRVM_ED_ClearEdict(prog, host_client->edict);
1911         }
1912
1913         // load replacement entity file if found
1914         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
1915         {
1916                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
1917                 PRVM_ED_LoadFromFile(prog, entities);
1918                 Mem_Free(entities);
1919         }
1920         else
1921                 PRVM_ED_LoadFromFile(prog, sv.worldmodel->brush.entities);
1922
1923
1924         // LadyHavoc: clear world angles (to fix e3m3.bsp)
1925         VectorClear(PRVM_serveredictvector(prog->edicts, angles));
1926
1927 // all setup is completed, any further precache statements are errors
1928 //      sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
1929         prog->allowworldwrites = false;
1930
1931 // run two frames to allow everything to settle
1932         sv.time = 1.0001;
1933         for (i = 0;i < sv_init_frame_count.integer;i++)
1934         {
1935                 sv.frametime = 0.1;
1936                 SV_Physics ();
1937         }
1938
1939         // Once all init frames have been run, we consider svqc code fully initialized.
1940         prog->inittime = host.realtime;
1941
1942         if(!host_isclient.integer)
1943                 Mod_PurgeUnused();
1944
1945 // create a baseline for more efficient communications
1946         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)
1947                 SV_CreateBaseline ();
1948
1949         sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
1950
1951 // send serverinfo to all connected clients, and set up botclients coming back from a level change
1952         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1953         {
1954                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
1955                 if (!host_client->active)
1956                         continue;
1957                 if (host_client->netconnection)
1958                         SV_SendServerinfo(host_client);
1959                 else
1960                 {
1961                         int j;
1962                         // if client is a botclient coming from a level change, we need to
1963                         // set up client info that normally requires networking
1964
1965                         // copy spawn parms out of the client_t
1966                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
1967                                 (&PRVM_serverglobalfloat(parm1))[j] = host_client->spawn_parms[j];
1968
1969                         // call the spawn function
1970                         host_client->clientconnectcalled = true;
1971                         PRVM_serverglobalfloat(time) = sv.time;
1972                         PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1973                         prog->ExecuteProgram(prog, PRVM_serverfunction(ClientConnect), "QC function ClientConnect is missing");
1974                         prog->ExecuteProgram(prog, PRVM_serverfunction(PutClientInServer), "QC function PutClientInServer is missing");
1975                         host_client->begun = true;
1976                 }
1977         }
1978
1979         // update the map title cvar
1980         strlcpy(sv.worldmessage, PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)), sizeof(sv.worldmessage)); // map title (not related to filename)
1981         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
1982
1983         Con_Printf("Server spawned.\n");
1984         NetConn_Heartbeat (2);
1985
1986         if(!host_isclient.integer)
1987                 Sys_MakeProcessMean();
1988
1989 //      SV_UnlockThreadMutex();
1990 }
1991
1992 /*
1993 ==================
1994 SV_Shutdown
1995
1996 This only happens at the end of a game, not between levels
1997 ==================
1998 */
1999 void SV_Shutdown(void)
2000 {
2001         prvm_prog_t *prog = SVVM_prog;
2002         int i;
2003
2004         Con_DPrintf("SV_Shutdown\n");
2005
2006         if (!sv.active)
2007                 return;
2008
2009         NetConn_Heartbeat(2);
2010         NetConn_Heartbeat(2);
2011
2012 // make sure all the clients know we're disconnecting
2013         World_End(&sv.world);
2014         if(prog->loaded)
2015         {
2016                 if(PRVM_serverfunction(SV_Shutdown))
2017                 {
2018                         func_t s = PRVM_serverfunction(SV_Shutdown);
2019                         PRVM_serverglobalfloat(time) = sv.time;
2020                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
2021                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
2022                 }
2023         }
2024         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2025                 if (host_client->active)
2026                         SV_DropClient(false); // server shutdown
2027
2028         NetConn_CloseServerPorts();
2029
2030         sv.active = false;
2031 //
2032 // clear structures
2033 //
2034         memset(&sv, 0, sizeof(sv));
2035         memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
2036
2037         cl.islocalgame = false;
2038 }
2039
2040 /////////////////////////////////////////////////////
2041 // SV VM stuff
2042
2043 static void SVVM_begin_increase_edicts(prvm_prog_t *prog)
2044 {
2045         // links don't survive the transition, so unlink everything
2046         World_UnlinkAll(&sv.world);
2047 }
2048
2049 static void SVVM_end_increase_edicts(prvm_prog_t *prog)
2050 {
2051         int i;
2052         prvm_edict_t *ent;
2053
2054         // link every entity except world
2055         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
2056                 if (!ent->priv.server->free && !VectorCompare(PRVM_serveredictvector(ent, absmin), PRVM_serveredictvector(ent, absmax)))
2057                         SV_LinkEdict(ent);
2058 }
2059
2060 static void SVVM_init_edict(prvm_prog_t *prog, prvm_edict_t *e)
2061 {
2062         // LadyHavoc: for consistency set these here
2063         int num = PRVM_NUM_FOR_EDICT(e) - 1;
2064
2065         e->priv.server->move = false; // don't move on first frame
2066
2067         if (num >= 0 && num < svs.maxclients)
2068         {
2069                 // set colormap and team on newly created player entity
2070                 PRVM_serveredictfloat(e, colormap) = num + 1;
2071                 PRVM_serveredictfloat(e, team) = (svs.clients[num].colors & 15) + 1;
2072                 // set netname/clientcolors back to client values so that
2073                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
2074                 // reset them
2075                 PRVM_serveredictstring(e, netname) = PRVM_SetEngineString(prog, svs.clients[num].name);
2076                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
2077                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
2078                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(prog, svs.clients[num].playermodel);
2079                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(prog, svs.clients[num].playerskin);
2080                 // Assign netaddress (IP Address, etc)
2081                 if(svs.clients[num].netconnection != NULL)
2082                 {
2083                         // Acquire Readable Address
2084                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
2085                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, svs.clients[num].netaddress);
2086                 }
2087                 else
2088                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, "null/botclient");
2089                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
2090                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_idfp);
2091                 else
2092                         PRVM_serveredictstring(e, crypto_idfp) = 0;
2093                 PRVM_serveredictfloat(e, crypto_idfp_signed) = (svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_issigned);
2094                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
2095                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_keyfp);
2096                 else
2097                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
2098                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
2099                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.server_keyfp);
2100                 else
2101                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
2102                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
2103                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString(prog, "AES128");
2104                 else
2105                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
2106                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
2107                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString(prog, "HMAC-SHA256");
2108                 else
2109                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
2110         }
2111 }
2112
2113 static void SVVM_free_edict(prvm_prog_t *prog, prvm_edict_t *ed)
2114 {
2115         int i;
2116         int e;
2117
2118         World_UnlinkEdict(ed);          // unlink from world bsp
2119
2120         PRVM_serveredictstring(ed, model) = 0;
2121         PRVM_serveredictfloat(ed, takedamage) = 0;
2122         PRVM_serveredictfloat(ed, modelindex) = 0;
2123         PRVM_serveredictfloat(ed, colormap) = 0;
2124         PRVM_serveredictfloat(ed, skin) = 0;
2125         PRVM_serveredictfloat(ed, frame) = 0;
2126         VectorClear(PRVM_serveredictvector(ed, origin));
2127         VectorClear(PRVM_serveredictvector(ed, angles));
2128         PRVM_serveredictfloat(ed, nextthink) = -1;
2129         PRVM_serveredictfloat(ed, solid) = 0;
2130
2131         VM_RemoveEdictSkeleton(prog, ed);
2132         World_Physics_RemoveFromEntity(&sv.world, ed);
2133         World_Physics_RemoveJointFromEntity(&sv.world, ed);
2134
2135         // make sure csqc networking is aware of the removed entity
2136         e = PRVM_NUM_FOR_EDICT(ed);
2137         sv.csqcentityversion[e] = 0;
2138         for (i = 0;i < svs.maxclients;i++)
2139                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
2140 }
2141
2142 static void SVVM_count_edicts(prvm_prog_t *prog)
2143 {
2144         int             i;
2145         prvm_edict_t    *ent;
2146         int             active, models, solid, step;
2147
2148         active = models = solid = step = 0;
2149         for (i=0 ; i<prog->num_edicts ; i++)
2150         {
2151                 ent = PRVM_EDICT_NUM(i);
2152                 if (ent->priv.server->free)
2153                         continue;
2154                 active++;
2155                 if (PRVM_serveredictfloat(ent, solid))
2156                         solid++;
2157                 if (PRVM_serveredictstring(ent, model))
2158                         models++;
2159                 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
2160                         step++;
2161         }
2162
2163         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2164         Con_Printf("active    :%3i\n", active);
2165         Con_Printf("view      :%3i\n", models);
2166         Con_Printf("touch     :%3i\n", solid);
2167         Con_Printf("step      :%3i\n", step);
2168 }
2169
2170 static qbool SVVM_load_edict(prvm_prog_t *prog, prvm_edict_t *ent)
2171 {
2172         // remove things from different skill levels or deathmatch
2173         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2174         {
2175                 if (deathmatch.integer)
2176                 {
2177                         if (((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_DEATHMATCH))
2178                         {
2179                                 return false;
2180                         }
2181                 }
2182                 else if ((current_skill <= 0 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_EASY  ))
2183                         || (current_skill == 1 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_MEDIUM))
2184                         || (current_skill >= 2 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_HARD  )))
2185                 {
2186                         return false;
2187                 }
2188         }
2189         return true;
2190 }
2191
2192 static void SV_VM_Setup(void)
2193 {
2194         prvm_prog_t *prog = SVVM_prog;
2195         PRVM_Prog_Init(prog, &cmd_server);
2196
2197         // allocate the mempools
2198         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
2199         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2200         prog->builtins = vm_sv_builtins;
2201         prog->numbuiltins = vm_sv_numbuiltins;
2202         prog->max_edicts = 512;
2203         if (sv.protocol == PROTOCOL_QUAKE)
2204                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
2205         else if (sv.protocol == PROTOCOL_QUAKEDP)
2206                 prog->limit_edicts = 2048; // guessing
2207         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
2208                 prog->limit_edicts = 2048; // guessing!
2209         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2210                 prog->limit_edicts = 4096; // guessing!
2211         else
2212                 prog->limit_edicts = MAX_EDICTS;
2213         prog->reserved_edicts = svs.maxclients;
2214         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2215         prog->name = "server";
2216         prog->extensionstring = vm_sv_extensions;
2217         prog->loadintoworld = true;
2218
2219         // all callbacks must be defined (pointers are not checked before calling)
2220         prog->begin_increase_edicts = SVVM_begin_increase_edicts;
2221         prog->end_increase_edicts   = SVVM_end_increase_edicts;
2222         prog->init_edict            = SVVM_init_edict;
2223         prog->free_edict            = SVVM_free_edict;
2224         prog->count_edicts          = SVVM_count_edicts;
2225         prog->load_edict            = SVVM_load_edict;
2226         prog->init_cmd              = SVVM_init_cmd;
2227         prog->reset_cmd             = SVVM_reset_cmd;
2228         prog->error_cmd             = Host_Error;
2229         prog->ExecuteProgram        = SVVM_ExecuteProgram;
2230
2231         PRVM_Prog_Load(prog, sv_progs.string, NULL, 0, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
2232
2233         // some mods compiled with scrambling compilers lack certain critical
2234         // global names and field names such as "self" and "time" and "nextthink"
2235         // so we have to set these offsets manually, matching the entvars_t
2236         // but we only do this if the prog header crc matches, otherwise it's totally freeform
2237         if (prog->progs_crc == PROGHEADER_CRC || prog->progs_crc == PROGHEADER_CRC_TENEBRAE)
2238         {
2239                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, modelindex);
2240                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmin);
2241                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmax);
2242                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ltime);
2243                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movetype);
2244                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, solid);
2245                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, origin);
2246                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, oldorigin);
2247                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, velocity);
2248                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
2249                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, avelocity);
2250                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, punchangle);
2251                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
2252                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, model);
2253                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
2254                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, skin);
2255                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, effects);
2256                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, mins);
2257                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, maxs);
2258                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, size);
2259                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, touch);
2260                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, use);
2261                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
2262                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, blocked);
2263                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
2264                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
2265                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, health);
2266                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frags);
2267                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weapon);
2268                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponmodel);
2269                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponframe);
2270                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, currentammo);
2271                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_shells);
2272                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_nails);
2273                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_rockets);
2274                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_cells);
2275                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, items);
2276                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, takedamage);
2277                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
2278                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, deadflag);
2279                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, view_ofs);
2280                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button0);
2281                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button1);
2282                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button2);
2283                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, impulse);
2284                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, fixangle);
2285                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, v_angle);
2286                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, idealpitch);
2287                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, netname);
2288                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, enemy);
2289                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, flags);
2290                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, colormap);
2291                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, team);
2292                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, max_health);
2293                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, teleport_time);
2294                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armortype);
2295                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armorvalue);
2296                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, waterlevel);
2297                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, watertype);
2298                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
2299                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
2300                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, aiment);
2301                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, goalentity);
2302                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, spawnflags);
2303                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, target);
2304                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, targetname);
2305                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_take);
2306                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_save);
2307                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_inflictor);
2308                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, owner);
2309                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movedir);
2310                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, message);
2311                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, sounds);
2312                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise);
2313                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise1);
2314                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise2);
2315                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise3);
2316                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
2317                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, other);
2318                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, world);
2319                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
2320                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, frametime);
2321                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, force_retouch);
2322                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, mapname);
2323                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, deathmatch);
2324                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, coop);
2325                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, teamplay);
2326                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, serverflags);
2327                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_secrets);
2328                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_monsters);
2329                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, found_secrets);
2330                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, killed_monsters);
2331                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm1);
2332                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm2);
2333                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm3);
2334                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm4);
2335                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm5);
2336                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm6);
2337                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm7);
2338                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm8);
2339                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm9);
2340                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm10);
2341                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm11);
2342                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm12);
2343                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm13);
2344                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm14);
2345                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm15);
2346                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm16);
2347                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
2348                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
2349                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
2350                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
2351                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
2352                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
2353                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
2354                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
2355                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
2356                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
2357                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
2358                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
2359                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, msg_entity);
2360 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, main);
2361 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, StartFrame);
2362 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPreThink);
2363 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPostThink);
2364 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientKill);
2365 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientConnect);
2366 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PutClientInServer);
2367 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientDisconnect);
2368 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetNewParms);
2369 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetChangeParms);
2370         }
2371         else
2372                 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);
2373
2374         // OP_STATE is always supported on server because we add fields/globals for it
2375         prog->flag |= PRVM_OP_STATE;
2376
2377         VM_CustomStats_Clear();//[515]: csqc
2378
2379         SV_Prepare_CSQC();
2380 }
2381
2382 extern cvar_t host_maxwait;
2383 extern cvar_t host_framerate;
2384 extern cvar_t cl_maxphysicsframesperserverframe;
2385 double SV_Frame(double time)
2386 {
2387         static double sv_timer;
2388         int i;
2389         char vabuf[1024];
2390         qbool playing = false;
2391
2392         if (!svs.threaded)
2393         {
2394                 svs.perf_acc_sleeptime = host.sleeptime;
2395                 svs.perf_acc_realtime += time;
2396
2397                 // Look for clients who have spawned
2398                 for (i = 0, host_client = svs.clients; i < svs.maxclients; i++, host_client++)
2399                         if(host_client->begun && host_client->netconnection)
2400                                 playing = true;
2401
2402                 if(svs.perf_acc_realtime > 5)
2403                 {
2404                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2405                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2406
2407                         if(svs.perf_acc_offset_samples > 0)
2408                         {
2409                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2410                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2411                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2412                         }
2413
2414                         if(svs.perf_lost > 0 && developer_extra.integer && playing) // only complain if anyone is looking
2415                                 Con_DPrintf("Server can't keep up: %s\n", Host_TimingReport(vabuf, sizeof(vabuf)));
2416                 }
2417
2418                 if(svs.perf_acc_realtime > 5 || sv.time < 10)
2419                 {
2420                         /*
2421                          * Don't accumulate time for the first 10 seconds of a match
2422                          * so things can settle
2423                          */
2424                         svs.perf_acc_realtime = svs.perf_acc_sleeptime =
2425                         svs.perf_acc_lost = svs.perf_acc_offset =
2426                         svs.perf_acc_offset_squared = svs.perf_acc_offset_max =
2427                         svs.perf_acc_offset_samples = host.sleeptime = 0;
2428                 }
2429
2430                 /*
2431                  * Receive packets on each main loop iteration, as the main loop may
2432                  * be undersleeping due to select() detecting a new packet
2433                  */
2434                 if (sv.active)
2435                         NetConn_ServerFrame();
2436         }
2437
2438         /*
2439          * If the accumulator hasn't become positive, don't
2440          * run the frame. Everything that happens before this
2441          * point will happen even if we're sleeping this frame.
2442          */
2443         if((sv_timer += time) < 0)
2444                 return sv_timer;
2445
2446         // limit the frametime steps to no more than 100ms each
2447         if (sv_timer > 0.1)
2448         {
2449                 if (!svs.threaded)
2450                         svs.perf_acc_lost += (sv_timer - 0.1);
2451                 sv_timer = 0.1;
2452         }
2453
2454         if (sv.active && sv_timer > 0 && !svs.threaded)
2455         {
2456                 /*
2457                  * Execute one or more server frames, with an upper limit on how much
2458                  * execution time to spend on server frames to avoid freezing the game if
2459                  * the server is overloaded. This execution time limit means the game will
2460                  * slow down if the server is taking too long.
2461                  */
2462                 int framecount, framelimit = 1;
2463                 double advancetime, aborttime = 0;
2464                 float offset;
2465                 prvm_prog_t *prog = SVVM_prog;
2466
2467                 // run the world state
2468                 // don't allow simulation to run too fast or too slow or logic glitches can occur
2469
2470                 // stop running server frames if the wall time reaches this value
2471                 if (sys_ticrate.value <= 0)
2472                         advancetime = sv_timer;
2473                 else
2474                 {
2475                         advancetime = sys_ticrate.value;
2476                         // listen servers can run multiple server frames per client frame
2477                         framelimit = cl_maxphysicsframesperserverframe.integer;
2478                         aborttime = Sys_DirtyTime() + 0.1;
2479                 }
2480
2481                 if(host_timescale.value > 0 && host_timescale.value < 1)
2482                         advancetime = min(advancetime, 0.1 / host_timescale.value);
2483                 else
2484                         advancetime = min(advancetime, 0.1);
2485
2486                 if(advancetime > 0)
2487                 {
2488                         offset = Sys_DirtyTime() - host.dirtytime;
2489                         if (offset < 0 || offset >= 1800)
2490                                 offset = 0;
2491
2492                         offset += sv_timer;
2493                         ++svs.perf_acc_offset_samples;
2494                         svs.perf_acc_offset += offset;
2495                         svs.perf_acc_offset_squared += offset * offset;
2496
2497                         if(svs.perf_acc_offset_max < offset)
2498                                 svs.perf_acc_offset_max = offset;
2499                 }
2500
2501                 // only advance time if not paused
2502                 // the game also pauses in singleplayer when menu or console is used
2503                 sv.frametime = advancetime * host_timescale.value;
2504                 if (host_framerate.value)
2505                         sv.frametime = host_framerate.value;
2506                 if (sv.paused || host.paused)
2507                         sv.frametime = 0;
2508
2509                 for (framecount = 0; framecount < framelimit && sv_timer > 0; framecount++)
2510                 {
2511                         sv_timer -= advancetime;
2512
2513                         // move things around and think unless paused
2514                         if (sv.frametime)
2515                                 SV_Physics();
2516
2517                         // if this server frame took too long, break out of the loop
2518                         if (framelimit > 1 && Sys_DirtyTime() >= aborttime)
2519                                 break;
2520                 }
2521
2522                 R_TimeReport("serverphysics");
2523
2524                 // send all messages to the clients
2525                 SV_SendClientMessages();
2526
2527                 if (sv.paused == 1 && host.realtime > sv.pausedstart && sv.pausedstart > 0) {
2528                         prog->globals.fp[OFS_PARM0] = host.realtime - sv.pausedstart;
2529                         PRVM_serverglobalfloat(time) = sv.time;
2530                         prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2531                 }
2532
2533                 // send an heartbeat if enough time has passed since the last one
2534                 NetConn_Heartbeat(0);
2535                 R_TimeReport("servernetwork");
2536         }
2537         else
2538         {
2539                 // don't let r_speeds display jump around
2540                 R_TimeReport("serverphysics");
2541                 R_TimeReport("servernetwork");
2542         }
2543
2544         // if there is some time remaining from this frame, reset the timer
2545         if (sv_timer >= 0)
2546         {
2547                 if (!svs.threaded)
2548                         svs.perf_acc_lost += sv_timer;
2549                 sv_timer = 0;
2550         }
2551
2552         return sv_timer;
2553 }
2554
2555 static int SV_ThreadFunc(void *voiddata)
2556 {
2557         prvm_prog_t *prog = SVVM_prog;
2558         qbool playing = false;
2559         double sv_timer = 0;
2560         double sv_deltarealtime, sv_oldrealtime, sv_realtime;
2561         double wait;
2562         int i;
2563         char vabuf[1024];
2564         sv_realtime = Sys_DirtyTime();
2565         while (!svs.threadstop)
2566         {
2567                 // FIXME: we need to handle Host_Error in the server thread somehow
2568 //              if (setjmp(sv_abortframe))
2569 //                      continue;                       // something bad happened in the server game
2570
2571                 sv_oldrealtime = sv_realtime;
2572                 sv_realtime = Sys_DirtyTime();
2573                 sv_deltarealtime = sv_realtime - sv_oldrealtime;
2574                 if (sv_deltarealtime < 0 || sv_deltarealtime >= 1800) sv_deltarealtime = 0;
2575
2576                 sv_timer += sv_deltarealtime;
2577
2578                 svs.perf_acc_realtime += sv_deltarealtime;
2579
2580                 // 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)
2581                 SV_LockThreadMutex();
2582
2583                 // Look for clients who have spawned
2584                 playing = false;
2585                 if (sv.active)
2586                         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2587                                 if(host_client->begun)
2588                                         if(host_client->netconnection)
2589                                                 playing = true;
2590                 if(sv.time < 10)
2591                 {
2592                         // don't accumulate time for the first 10 seconds of a match
2593                         // so things can settle
2594                         svs.perf_acc_realtime = svs.perf_acc_sleeptime = svs.perf_acc_lost = svs.perf_acc_offset = svs.perf_acc_offset_squared = svs.perf_acc_offset_max = svs.perf_acc_offset_samples = 0;
2595                 }
2596                 else if(svs.perf_acc_realtime > 5)
2597                 {
2598                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2599                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2600                         if(svs.perf_acc_offset_samples > 0)
2601                         {
2602                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2603                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2604                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2605                         }
2606                         if(svs.perf_lost > 0 && developer_extra.integer)
2607                                 if(playing)
2608                                         Con_DPrintf("Server can't keep up: %s\n", Host_TimingReport(vabuf, sizeof(vabuf)));
2609                         svs.perf_acc_realtime = svs.perf_acc_sleeptime = svs.perf_acc_lost = svs.perf_acc_offset = svs.perf_acc_offset_squared = svs.perf_acc_offset_max = svs.perf_acc_offset_samples = 0;
2610                 }
2611
2612                 // get new packets
2613                 if (sv.active)
2614                         NetConn_ServerFrame();
2615
2616                 // if the accumulators haven't become positive yet, wait a while
2617                 wait = sv_timer * -1000000.0;
2618                 if (wait >= 1)
2619                 {
2620                         double time0, delta;
2621                         SV_UnlockThreadMutex(); // don't keep mutex locked while sleeping
2622                         if (host_maxwait.value <= 0)
2623                                 wait = min(wait, 1000000.0);
2624                         else
2625                                 wait = min(wait, host_maxwait.value * 1000.0);
2626                         if(wait < 1)
2627                                 wait = 1; // because we cast to int
2628                         time0 = Sys_DirtyTime();
2629                         Sys_Sleep((int)wait);
2630                         delta = Sys_DirtyTime() - time0;if (delta < 0 || delta >= 1800) delta = 0;
2631                         svs.perf_acc_sleeptime += delta;
2632                         continue;
2633                 }
2634
2635                 if (sv.active && sv_timer > 0)
2636                 {
2637                         // execute one server frame
2638                         double advancetime;
2639                         float offset;
2640
2641                         if (sys_ticrate.value <= 0)
2642                                 advancetime = min(sv_timer, 0.1); // don't step more than 100ms
2643                         else
2644                                 advancetime = sys_ticrate.value;
2645
2646                         if(advancetime > 0)
2647                         {
2648                                 offset = sv_timer + (Sys_DirtyTime() - sv_realtime); // LadyHavoc: FIXME: I don't understand this line
2649                                 ++svs.perf_acc_offset_samples;
2650                                 svs.perf_acc_offset += offset;
2651                                 svs.perf_acc_offset_squared += offset * offset;
2652                                 if(svs.perf_acc_offset_max < offset)
2653                                         svs.perf_acc_offset_max = offset;
2654                         }
2655
2656                         // only advance time if not paused
2657                         // the game also pauses in singleplayer when menu or console is used
2658                         sv.frametime = advancetime * host_timescale.value;
2659                         if (host_framerate.value)
2660                                 sv.frametime = host_framerate.value;
2661                         if (sv.paused || host.paused)
2662                                 sv.frametime = 0;
2663
2664                         sv_timer -= advancetime;
2665
2666                         // move things around and think unless paused
2667                         if (sv.frametime)
2668                                 SV_Physics();
2669
2670                         // send all messages to the clients
2671                         SV_SendClientMessages();
2672
2673                         if (sv.paused == 1 && sv_realtime > sv.pausedstart && sv.pausedstart > 0)
2674                         {
2675                                 PRVM_serverglobalfloat(time) = sv.time;
2676                                 prog->globals.fp[OFS_PARM0] = sv_realtime - sv.pausedstart;
2677                                 prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2678                         }
2679
2680                         // send an heartbeat if enough time has passed since the last one
2681                         NetConn_Heartbeat(0);
2682
2683                 }
2684
2685                 // we're back to safe code now
2686                 SV_UnlockThreadMutex();
2687
2688                 // if there is some time remaining from this frame, reset the timers
2689                 if (sv_timer >= 0)
2690                 {
2691                         svs.perf_acc_lost += sv_timer;
2692                         sv_timer = 0;
2693                 }
2694         }
2695         return 0;
2696 }
2697
2698 void SV_StartThread(void)
2699 {
2700         if (!sv_threaded.integer || !Thread_HasThreads())
2701                 return;
2702         svs.threaded = true;
2703         svs.threadstop = false;
2704         svs.threadmutex = Thread_CreateMutex();
2705         svs.thread = Thread_CreateThread(SV_ThreadFunc, NULL);
2706 }
2707
2708 void SV_StopThread(void)
2709 {
2710         if (!svs.threaded)
2711                 return;
2712         svs.threadstop = true;
2713         Thread_WaitThread(svs.thread, 0);
2714         Thread_DestroyMutex(svs.threadmutex);
2715         svs.threaded = false;
2716 }