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 static qbool SV_CanSave(void)
 436 {
 437         prvm_prog_t *prog = SVVM_prog;
 438         if(SV_IsLocalServer() == 1)
 439         {
 440                 // singleplayer checks
 441                 if ((svs.clients[0].active && PRVM_serveredictfloat(svs.clients[0].edict, deadflag)))
 442                 {
 443                         Con_Print("Can't savegame with a dead player\n");
 444                         return false;
 445                 }
 446
 447                 if(host.hook.CL_Intermission && host.hook.CL_Intermission())
 448                 {
 449                         Con_Print("Can't save in intermission.\n");
 450                         return false;
 451                 }
 452         }
 453         else
 454                 Con_Print(CON_WARN "Warning: saving a multiplayer game may have strange results when restored (to properly resume, all players must join in the same player slots and then the game can be reloaded).\n");
 455         return true;
 456
 457 }
 458
 459 static void SV_ServerOptions (void)
 460 {
 461         int i;
 462
 463         // general default
 464         svs.maxclients = 8;
 465
 466 // COMMANDLINEOPTION: Server: -dedicated [playerlimit] starts a dedicated server (with a command console), default playerlimit is 8
 467 // COMMANDLINEOPTION: Server: -listen [playerlimit] starts a multiplayer server with graphical client, like singleplayer but other players can connect, default playerlimit is 8
 468         // if no client is in the executable or -dedicated is specified on
 469         // commandline, start a dedicated server
 470         i = Sys_CheckParm ("-dedicated");
 471         if (i || !cl_available)
 472         {
 473                 cls.state = ca_dedicated;
 474                 // check for -dedicated specifying how many players
 475                 if (i && i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 476                         svs.maxclients = atoi (sys.argv[i+1]);
 477                 if (Sys_CheckParm ("-listen"))
 478                         Con_Printf ("Only one of -dedicated or -listen can be specified\n");
 479                 // default sv_public on for dedicated servers (often hosted by serious administrators), off for listen servers (often hosted by clueless users)
 480                 Cvar_SetValue(&cvars_all, "sv_public", 1);
 481         }
 482         else if (cl_available)
 483         {
 484                 // client exists and not dedicated, check if -listen is specified
 485                 cls.state = ca_disconnected;
 486                 i = Sys_CheckParm ("-listen");
 487                 if (i)
 488                 {
 489                         // default players unless specified
 490                         if (i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 491                                 svs.maxclients = atoi (sys.argv[i+1]);
 492                 }
 493                 else
 494                 {
 495                         // default players in some games, singleplayer in most
 496                         if (gamemode != GAME_GOODVSBAD2 && !IS_NEXUIZ_DERIVED(gamemode) && gamemode != GAME_BATTLEMECH)
 497                                 svs.maxclients = 1;
 498                 }
 499         }
 500
 501         svs.maxclients = svs.maxclients_next = bound(1, svs.maxclients, MAX_SCOREBOARD);
 502
 503         svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
 504
 505         if (svs.maxclients > 1 && !deathmatch.integer && !coop.integer)
 506                 Cvar_SetValueQuick(&deathmatch, 1);
 507 }
 508
 509 /*
 510 ===============
 511 SV_Init
 512 ===============
 513 */
 514 void SV_Init (void)
 515 {
 516         // init the csqc progs cvars, since they are updated/used by the server code
 517         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 518         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 519         extern cvar_t csqc_progcrc;
 520         extern cvar_t csqc_progsize;
 521         extern cvar_t csqc_usedemoprogs;
 522
 523         Cvar_RegisterVariable(&sv_worldmessage);
 524         Cvar_RegisterVariable(&sv_worldname);
 525         Cvar_RegisterVariable(&sv_worldnamenoextension);
 526         Cvar_RegisterVariable(&sv_worldbasename);
 527
 528         Cvar_RegisterVariable (&csqc_progname);
 529         Cvar_RegisterVariable (&csqc_progcrc);
 530         Cvar_RegisterVariable (&csqc_progsize);
 531         Cvar_RegisterVariable (&csqc_usedemoprogs);
 532
 533         Cmd_AddCommand(CF_SHARED, "sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 534         Cmd_AddCommand(CF_SHARED, "sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 535         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "sv_startdownload", SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 536         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "download", SV_Download_f, "downloads a specified file from the server");
 537
 538         Cvar_RegisterVariable (&sv_disablenotify);
 539         Cvar_RegisterVariable (&coop);
 540         Cvar_RegisterVariable (&deathmatch);
 541         Cvar_RegisterVariable (&fraglimit);
 542         Cvar_RegisterVariable (&gamecfg);
 543         Cvar_RegisterVariable (&noexit);
 544         Cvar_RegisterVariable (&nomonsters);
 545         Cvar_RegisterVariable (&pausable);
 546         Cvar_RegisterVariable (&pr_checkextension);
 547         Cvar_RegisterVariable (&samelevel);
 548         Cvar_RegisterVariable (&skill);
 549         Cvar_RegisterVariable (&host_timescale);
 550         Cvar_RegisterCallback (&host_timescale, Host_Timescale_c);
 551         Cvar_RegisterAlias (&host_timescale, "slowmo");
 552         Cvar_RegisterAlias (&host_timescale, "timescale");
 553         Cvar_RegisterVariable (&sv_accelerate);
 554         Cvar_RegisterVariable (&sv_aim);
 555         Cvar_RegisterVariable (&sv_airaccel_qw);
 556         Cvar_RegisterVariable (&sv_airaccel_qw_stretchfactor);
 557         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 558         Cvar_RegisterVariable (&sv_airaccelerate);
 559         Cvar_RegisterVariable (&sv_airstopaccelerate);
 560         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 561         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 562         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 563         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 564         Cvar_RegisterVariable (&sv_aircontrol);
 565         Cvar_RegisterVariable (&sv_aircontrol_power);
 566         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 567         Cvar_RegisterVariable (&sv_allowdownloads);
 568         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 569         Cvar_RegisterVariable (&sv_allowdownloads_config);
 570         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 571         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 572         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 573         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 574         Cvar_RegisterVariable (&sv_clmovement_enable);
 575         Cvar_RegisterVariable (&sv_clmovement_minping);
 576         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 577         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 578         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 579         Cvar_RegisterVariable (&sv_cullentities_pvs);
 580         Cvar_RegisterVariable (&sv_cullentities_stats);
 581         Cvar_RegisterVariable (&sv_cullentities_trace);
 582         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 583         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 584         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 585         Cvar_RegisterVariable (&sv_cullentities_trace_expand);
 586         Cvar_RegisterVariable (&sv_cullentities_trace_eyejitter);
 587         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 588         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 589         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 590         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 591         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 592         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 593         Cvar_RegisterVariable (&sv_debugmove);
 594         Cvar_RegisterVariable (&sv_echobprint);
 595         Cvar_RegisterVariable (&sv_edgefriction);
 596         Cvar_RegisterVariable (&sv_entpatch);
 597         Cvar_RegisterVariable (&sv_freezenonclients);
 598         Cvar_RegisterVariable (&sv_friction);
 599         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 600         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 601         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 602         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 603         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 604         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 605         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 606         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 607         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 608         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 609         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 610         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 611         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 612         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_separation);
 613         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 614         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 615         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 616         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 617         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 618         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 619         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 620         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 621         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 622         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 623         Cvar_RegisterVariable (&sv_gameplayfix_q1bsptracelinereportstexture);
 624         Cvar_RegisterVariable (&sv_gameplayfix_unstickplayers);
 625         Cvar_RegisterVariable (&sv_gameplayfix_unstickentities);
 626         Cvar_RegisterVariable (&sv_gameplayfix_fixedcheckwatertransition);
 627         Cvar_RegisterVariable (&sv_gameplayfix_customstats);
 628         Cvar_RegisterVariable (&sv_gravity);
 629         Cvar_RegisterVariable (&sv_init_frame_count);
 630         Cvar_RegisterVariable (&sv_idealpitchscale);
 631         Cvar_RegisterVariable (&sv_jumpstep);
 632         Cvar_RegisterVariable (&sv_jumpvelocity);
 633         Cvar_RegisterVariable (&sv_maxairspeed);
 634         Cvar_RegisterVariable (&sv_maxrate);
 635         Cvar_RegisterVariable (&sv_maxspeed);
 636         Cvar_RegisterVariable (&sv_maxvelocity);
 637         Cvar_RegisterVariable (&sv_nostep);
 638         Cvar_RegisterVariable (&sv_playerphysicsqc);
 639         Cvar_RegisterVariable (&sv_progs);
 640         Cvar_RegisterVariable (&sv_protocolname);
 641         Cvar_RegisterVariable (&sv_random_seed);
 642         Cvar_RegisterVariable (&host_limitlocal);
 643         Cvar_RegisterAlias(&host_limitlocal, "sv_ratelimitlocalplayer");
 644         Cvar_RegisterVariable (&sv_sound_land);
 645         Cvar_RegisterVariable (&sv_sound_watersplash);
 646         Cvar_RegisterVariable (&sv_stepheight);
 647         Cvar_RegisterVariable (&sv_stopspeed);
 648         Cvar_RegisterVariable (&sv_wallfriction);
 649         Cvar_RegisterVariable (&sv_wateraccelerate);
 650         Cvar_RegisterVariable (&sv_waterfriction);
 651         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 652         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 653         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 654         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 655         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 656         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 657         Cvar_RegisterVariable (&sv_areadebug);
 658         Cvar_RegisterVariable (&sys_ticrate);
 659         Cvar_RegisterVariable (&teamplay);
 660         Cvar_RegisterVariable (&timelimit);
 661         Cvar_RegisterVariable (&sv_threaded);
 662
 663         Cvar_RegisterVariable (&sv_rollangle);
 664         Cvar_RegisterVariable (&sv_rollspeed);
 665
 666         Cvar_RegisterVariable (&saved1);
 667         Cvar_RegisterVariable (&saved2);
 668         Cvar_RegisterVariable (&saved3);
 669         Cvar_RegisterVariable (&saved4);
 670         Cvar_RegisterVariable (&savedgamecfg);
 671         Cvar_RegisterVariable (&scratch1);
 672         Cvar_RegisterVariable (&scratch2);
 673         Cvar_RegisterVariable (&scratch3);
 674         Cvar_RegisterVariable (&scratch4);
 675         Cvar_RegisterVariable (&temp1);
 676
 677         // LadyHavoc: Nehahra uses these to pass data around cutscene demos
 678         Cvar_RegisterVariable (&nehx00);
 679         Cvar_RegisterVariable (&nehx01);
 680         Cvar_RegisterVariable (&nehx02);
 681         Cvar_RegisterVariable (&nehx03);
 682         Cvar_RegisterVariable (&nehx04);
 683         Cvar_RegisterVariable (&nehx05);
 684         Cvar_RegisterVariable (&nehx06);
 685         Cvar_RegisterVariable (&nehx07);
 686         Cvar_RegisterVariable (&nehx08);
 687         Cvar_RegisterVariable (&nehx09);
 688         Cvar_RegisterVariable (&nehx10);
 689         Cvar_RegisterVariable (&nehx11);
 690         Cvar_RegisterVariable (&nehx12);
 691         Cvar_RegisterVariable (&nehx13);
 692         Cvar_RegisterVariable (&nehx14);
 693         Cvar_RegisterVariable (&nehx15);
 694         Cvar_RegisterVariable (&nehx16);
 695         Cvar_RegisterVariable (&nehx17);
 696         Cvar_RegisterVariable (&nehx18);
 697         Cvar_RegisterVariable (&nehx19);
 698         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 699
 700         Cvar_RegisterVariable (&sv_autodemo_perclient);
 701         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 702         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 703
 704         Cvar_RegisterVariable (&halflifebsp);
 705         Cvar_RegisterVariable (&sv_mapformat_is_quake2);
 706         Cvar_RegisterVariable (&sv_mapformat_is_quake3);
 707
 708         SV_InitOperatorCommands();
 709         host.hook.SV_CanSave = SV_CanSave;
 710
 711         sv_mempool = Mem_AllocPool("server", 0, NULL);
 712
 713         SV_ServerOptions();
 714 }
 715
 716 static void SV_SaveEntFile_f(cmd_state_t *cmd)
 717 {
 718         char vabuf[1024];
 719         if (!sv.active || !sv.worldmodel)
 720         {
 721                 Con_Print("Not running a server\n");
 722                 return;
 723         }
 724         FS_WriteFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 725 }
 726
 727 /*
 728 ==============================================================================
 729
 730 CLIENT SPAWNING
 731
 732 ==============================================================================
 733 */
 734
 735 /*
 736 ================
 737 SV_SendServerinfo
 738
 739 Sends the first message from the server to a connected client.
 740 This will be sent on the initial connection and upon each server load.
 741 ================
 742 */
 743 void SV_SendServerinfo (client_t *client)
 744 {
 745         prvm_prog_t *prog = SVVM_prog;
 746         int i;
 747         char message[128];
 748         char vabuf[1024];
 749
 750         // we know that this client has a netconnection and thus is not a bot
 751
 752         // edicts get reallocated on level changes, so we need to update it here
 753         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 754
 755         // clear cached stuff that depends on the level
 756         client->weaponmodel[0] = 0;
 757         client->weaponmodelindex = 0;
 758
 759         // LadyHavoc: clear entityframe tracking
 760         client->latestframenum = 0;
 761
 762         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 763         client->cmd.time = sv.time;
 764
 765         if (client->entitydatabase)
 766                 EntityFrame_FreeDatabase(client->entitydatabase);
 767         if (client->entitydatabase4)
 768                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 769         if (client->entitydatabase5)
 770                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 771
 772         memset(client->stats, 0, sizeof(client->stats));
 773         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 774
 775         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)
 776         {
 777                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 778                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 779                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 780                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 781                 else
 782                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 783         }
 784
 785         // reset csqc entity versions
 786         for (i = 0;i < prog->max_edicts;i++)
 787         {
 788                 client->csqcentityscope[i] = 0;
 789                 client->csqcentitysendflags[i] = 0xFFFFFF;
 790         }
 791         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 792         {
 793                 client->csqcentityframehistory[i].num = 0;
 794                 client->csqcentityframehistory[i].framenum = -1;
 795         }
 796         client->csqcnumedicts = 0;
 797         client->csqcentityframehistory_next = 0;
 798
 799         SZ_Clear (&client->netconnection->message);
 800         MSG_WriteByte (&client->netconnection->message, svc_print);
 801         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 802         MSG_WriteString (&client->netconnection->message,message);
 803
 804         SV_StopDemoRecording(client); // to split up demos into different files
 805         if(sv_autodemo_perclient.integer)
 806         {
 807                 char demofile[MAX_OSPATH];
 808                 char ipaddress[MAX_QPATH];
 809                 size_t j;
 810
 811                 // start a new demo file
 812                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 813                 for(j = 0; ipaddress[j]; ++j)
 814                         if(!isalnum(ipaddress[j]))
 815                                 ipaddress[j] = '-';
 816                 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);
 817
 818                 SV_StartDemoRecording(client, demofile, -1);
 819         }
 820
 821         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 822         if (sv.csqc_progname[0])
 823         {
 824                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 825                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 826                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progname %s\n", sv.csqc_progname));
 827                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 828                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progsize %i\n", sv.csqc_progsize));
 829                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 830                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progcrc %i\n", sv.csqc_progcrc));
 831
 832                 if(client->sv_demo_file != NULL)
 833                 {
 834                         int k;
 835                         static char buf[NET_MAXMESSAGE];
 836                         sizebuf_t sb;
 837
 838                         sb.data = (unsigned char *) buf;
 839                         sb.maxsize = sizeof(buf);
 840                         k = 0;
 841                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, k++, &sb, sv.protocol))
 842                                 SV_WriteDemoMessage(client, &sb, false);
 843                 }
 844
 845                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 846                 if (PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd)))
 847                 {
 848                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 849                         MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "%s\n", PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd))));
 850                 }
 851         }
 852
 853         //if (sv_allowdownloads.integer)
 854         // always send the info that the server supports the protocol, even if downloads are forbidden
 855         // only because of that, the CSQC exception can work
 856         {
 857                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 858                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 859         }
 860
 861         // send at this time so it's guaranteed to get executed at the right time
 862         {
 863                 client_t *save;
 864                 save = host_client;
 865                 host_client = client;
 866                 Curl_SendRequirements();
 867                 host_client = save;
 868         }
 869
 870         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 871         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 872         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 873
 874         if (!coop.integer && deathmatch.integer)
 875                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 876         else
 877                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 878
 879         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)));
 880
 881         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 882                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 883         MSG_WriteByte (&client->netconnection->message, 0);
 884
 885         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 886                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 887         MSG_WriteByte (&client->netconnection->message, 0);
 888
 889 // send music
 890         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 891         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 892         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 893
 894 // set view
 895 // store this in clientcamera, too
 896         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
 897         MSG_WriteByte (&client->netconnection->message, svc_setview);
 898         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
 899
 900         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
 901         MSG_WriteByte (&client->netconnection->message, 1);
 902
 903         client->prespawned = false;             // need prespawn, spawn, etc
 904         client->spawned = false;                // need prespawn, spawn, etc
 905         client->begun = false;                  // need prespawn, spawn, etc
 906         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
 907
 908         // clear movement info until client enters the new level properly
 909         memset(&client->cmd, 0, sizeof(client->cmd));
 910         client->movesequence = 0;
 911         client->movement_highestsequence_seen = 0;
 912         memset(&client->movement_count, 0, sizeof(client->movement_count));
 913 #ifdef NUM_PING_TIMES
 914         for (i = 0;i < NUM_PING_TIMES;i++)
 915                 client->ping_times[i] = 0;
 916         client->num_pings = 0;
 917 #endif
 918         client->ping = 0;
 919
 920         // allow the client some time to send his keepalives, even if map loading took ages
 921         client->netconnection->timeout = host.realtime + net_connecttimeout.value;
 922 }
 923
 924 /*
 925 ================
 926 SV_ConnectClient
 927
 928 Initializes a client_t for a new net connection.  This will only be called
 929 once for a player each game, not once for each level change.
 930 ================
 931 */
 932 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
 933 {
 934         prvm_prog_t *prog = SVVM_prog;
 935         client_t                *client;
 936         int                             i;
 937
 938         client = svs.clients + clientnum;
 939
 940 // set up the client_t
 941         if (sv.loadgame)
 942         {
 943                 float backupparms[NUM_SPAWN_PARMS];
 944                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
 945                 memset(client, 0, sizeof(*client));
 946                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
 947         }
 948         else
 949                 memset(client, 0, sizeof(*client));
 950         client->active = true;
 951         client->netconnection = netconnection;
 952
 953         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
 954
 955         if(client->netconnection && client->netconnection->crypto.authenticated)
 956         {
 957                 Con_Printf("%s connection to %s has been established: client is %s@%s%.*s, I am %.*s@%s%.*s\n",
 958                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
 959                                 client->netconnection->address,
 960                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
 961                                 (client->netconnection->crypto.client_issigned || !client->netconnection->crypto.client_keyfp[0]) ? "" : "~",
 962                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
 963                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
 964                                 (client->netconnection->crypto.server_issigned || !client->netconnection->crypto.server_keyfp[0]) ? "" : "~",
 965                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
 966                                 );
 967         }
 968
 969         strlcpy(client->name, "unconnected", sizeof(client->name));
 970         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
 971         client->prespawned = false;
 972         client->spawned = false;
 973         client->begun = false;
 974         client->edict = PRVM_EDICT_NUM(clientnum+1);
 975         if (client->netconnection)
 976                 client->netconnection->message.allowoverflow = true;            // we can catch it
 977         // prepare the unreliable message buffer
 978         client->unreliablemsg.data = client->unreliablemsg_data;
 979         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
 980         // updated by receiving "rate" command from client, this is also the default if not using a DP client
 981         client->rate = 1000000000;
 982         client->connecttime = host.realtime;
 983
 984         if (!sv.loadgame)
 985         {
 986                 // call the progs to get default spawn parms for the new client
 987                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
 988                 PRVM_serverglobalfloat(time) = sv.time;
 989                 PRVM_serverglobaledict(self) = 0;
 990                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetNewParms), "QC function SetNewParms is missing");
 991                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
 992                         client->spawn_parms[i] = (&PRVM_serverglobalfloat(parm1))[i];
 993
 994                 // set up the entity for this client (including .colormap, .team, etc)
 995                 PRVM_ED_ClearEdict(prog, client->edict);
 996         }
 997
 998         // don't call SendServerinfo for a fresh botclient because its fields have
 999         // not been set up by the qc yet
1000         if (client->netconnection)
1001                 SV_SendServerinfo (client);
1002         else
1003                 client->prespawned = client->spawned = client->begun = true;
1004 }
1005
1006 /*
1007 =====================
1008 SV_DropClient
1009
1010 Called when the player is getting totally kicked off the host
1011 if (crash = true), don't bother sending signofs
1012 =====================
1013 */
1014 void SV_DropClient(qbool crash)
1015 {
1016         prvm_prog_t *prog = SVVM_prog;
1017         int i;
1018         Con_Printf("Client \"%s\" dropped\n", host_client->name);
1019
1020         SV_StopDemoRecording(host_client);
1021
1022         // make sure edict is not corrupt (from a level change for example)
1023         host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
1024
1025         if (host_client->netconnection)
1026         {
1027                 // tell the client to be gone
1028                 if (!crash)
1029                 {
1030                         // LadyHavoc: no opportunity for resending, so use unreliable 3 times
1031                         unsigned char bufdata[8];
1032                         sizebuf_t buf;
1033                         memset(&buf, 0, sizeof(buf));
1034                         buf.data = bufdata;
1035                         buf.maxsize = sizeof(bufdata);
1036                         MSG_WriteByte(&buf, svc_disconnect);
1037                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1038                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1039                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1040                 }
1041         }
1042
1043         // call qc ClientDisconnect function
1044         // LadyHavoc: don't call QC if server is dead (avoids recursive
1045         // Host_Error in some mods when they run out of edicts)
1046         if (host_client->clientconnectcalled && sv.active && host_client->edict)
1047         {
1048                 // call the prog function for removing a client
1049                 // this will set the body to a dead frame, among other things
1050                 int saveSelf = PRVM_serverglobaledict(self);
1051                 host_client->clientconnectcalled = false;
1052                 PRVM_serverglobalfloat(time) = sv.time;
1053                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1054                 prog->ExecuteProgram(prog, PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
1055                 PRVM_serverglobaledict(self) = saveSelf;
1056         }
1057
1058         if (host_client->netconnection)
1059         {
1060                 // break the net connection
1061                 NetConn_Close(host_client->netconnection);
1062                 host_client->netconnection = NULL;
1063         }
1064
1065         // if a download is active, close it
1066         if (host_client->download_file)
1067         {
1068                 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
1069                 FS_Close(host_client->download_file);
1070                 host_client->download_file = NULL;
1071                 host_client->download_name[0] = 0;
1072                 host_client->download_expectedposition = 0;
1073                 host_client->download_started = false;
1074         }
1075
1076         // remove leaving player from scoreboard
1077         host_client->name[0] = 0;
1078         host_client->colors = 0;
1079         host_client->frags = 0;
1080         // send notification to all clients
1081         // get number of client manually just to make sure we get it right...
1082         i = host_client - svs.clients;
1083         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1084         MSG_WriteByte (&sv.reliable_datagram, i);
1085         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1086         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1087         MSG_WriteByte (&sv.reliable_datagram, i);
1088         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1089         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1090         MSG_WriteByte (&sv.reliable_datagram, i);
1091         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1092
1093         // free the client now
1094         if (host_client->entitydatabase)
1095                 EntityFrame_FreeDatabase(host_client->entitydatabase);
1096         if (host_client->entitydatabase4)
1097                 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
1098         if (host_client->entitydatabase5)
1099                 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
1100
1101         if (sv.active)
1102         {
1103                 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
1104                 PRVM_ED_ClearEdict(prog, host_client->edict);
1105         }
1106
1107         // clear the client struct (this sets active to false)
1108         memset(host_client, 0, sizeof(*host_client));
1109
1110         // update server listing on the master because player count changed
1111         // (which the master uses for filtering empty/full servers)
1112         NetConn_Heartbeat(1);
1113
1114         if (sv.loadgame)
1115         {
1116                 for (i = 0;i < svs.maxclients;i++)
1117                         if (svs.clients[i].active && !svs.clients[i].spawned)
1118                                 break;
1119                 if (i == svs.maxclients)
1120                 {
1121                         Con_Printf("Loaded game, everyone rejoined - unpausing\n");
1122                         sv.paused = sv.loadgame = false; // we're basically done with loading now
1123                 }
1124         }
1125 }
1126
1127 static void SV_StartDownload_f(cmd_state_t *cmd)
1128 {
1129         if (host_client->download_file)
1130                 host_client->download_started = true;
1131 }
1132
1133 /*
1134  * Compression extension negotiation:
1135  *
1136  * Server to client:
1137  *   cl_serverextension_download 2
1138  *
1139  * Client to server:
1140  *   download <filename> <list of zero or more suppported compressions in order of preference>
1141  * e.g.
1142  *   download maps/map1.bsp lzo deflate huffman
1143  *
1144  * Server to client:
1145  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
1146  * e.g.
1147  *   cl_downloadbegin 123456 maps/map1.bsp deflate
1148  *
1149  * The server may choose not to compress the file by sending no compression name, like:
1150  *   cl_downloadbegin 345678 maps/map1.bsp
1151  *
1152  * NOTE: the "download" command may only specify compression algorithms if
1153  *       cl_serverextension_download is 2!
1154  *       If cl_serverextension_download has a different value, the client must
1155  *       assume this extension is not supported!
1156  */
1157
1158 static void Download_CheckExtensions(cmd_state_t *cmd)
1159 {
1160         int i;
1161         int argc = Cmd_Argc(cmd);
1162
1163         // first reset them all
1164         host_client->download_deflate = false;
1165
1166         for(i = 2; i < argc; ++i)
1167         {
1168                 if(!strcmp(Cmd_Argv(cmd, i), "deflate"))
1169                 {
1170                         host_client->download_deflate = true;
1171                         break;
1172                 }
1173         }
1174 }
1175
1176 static void SV_Download_f(cmd_state_t *cmd)
1177 {
1178         const char *whichpack, *whichpack2, *extension;
1179         qbool is_csqc; // so we need to check only once
1180
1181         if (Cmd_Argc(cmd) < 2)
1182         {
1183                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
1184                 SV_ClientPrintf("       supported extensions: deflate\n");
1185                 return;
1186         }
1187
1188         if (FS_CheckNastyPath(Cmd_Argv(cmd, 1), false))
1189         {
1190                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(cmd, 1));
1191                 return;
1192         }
1193
1194         if (host_client->download_file)
1195         {
1196                 // at this point we'll assume the previous download should be aborted
1197                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
1198                 SV_ClientCommands("\nstopdownload\n");
1199
1200                 // close the file and reset variables
1201                 FS_Close(host_client->download_file);
1202                 host_client->download_file = NULL;
1203                 host_client->download_name[0] = 0;
1204                 host_client->download_expectedposition = 0;
1205                 host_client->download_started = false;
1206         }
1207
1208         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(cmd, 1), sv.csqc_progname) == 0);
1209
1210         if (!sv_allowdownloads.integer && !is_csqc)
1211         {
1212                 SV_ClientPrintf("Downloads are disabled on this server\n");
1213                 SV_ClientCommands("\nstopdownload\n");
1214                 return;
1215         }
1216
1217         Download_CheckExtensions(cmd);
1218
1219         strlcpy(host_client->download_name, Cmd_Argv(cmd, 1), sizeof(host_client->download_name));
1220         extension = FS_FileExtension(host_client->download_name);
1221
1222         // host_client is asking to download a specified file
1223         if (developer_extra.integer)
1224                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
1225
1226         if(is_csqc)
1227         {
1228                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1229                 extensions[0] = '\0';
1230
1231                 if(host_client->download_deflate)
1232                         strlcat(extensions, " deflate", sizeof(extensions));
1233
1234                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1235
1236                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
1237                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
1238                 else
1239                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
1240
1241                 // no, no space is needed between %s and %s :P
1242                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1243
1244                 host_client->download_expectedposition = 0;
1245                 host_client->download_started = false;
1246                 host_client->sendsignon = true; // make sure this message is sent
1247                 return;
1248         }
1249
1250         if (!FS_FileExists(host_client->download_name))
1251         {
1252                 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);
1253                 SV_ClientCommands("\nstopdownload\n");
1254                 return;
1255         }
1256
1257         // check if the user is trying to download part of registered Quake(r)
1258         whichpack = FS_WhichPack(host_client->download_name);
1259         whichpack2 = FS_WhichPack("gfx/pop.lmp");
1260         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
1261         {
1262                 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);
1263                 SV_ClientCommands("\nstopdownload\n");
1264                 return;
1265         }
1266
1267         // check if the server has forbidden archive downloads entirely
1268         if (!sv_allowdownloads_inarchive.integer)
1269         {
1270                 whichpack = FS_WhichPack(host_client->download_name);
1271                 if (whichpack)
1272                 {
1273                         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);
1274                         SV_ClientCommands("\nstopdownload\n");
1275                         return;
1276                 }
1277         }
1278
1279         if (!sv_allowdownloads_config.integer)
1280         {
1281                 if (!strcasecmp(extension, "cfg"))
1282                 {
1283                         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);
1284                         SV_ClientCommands("\nstopdownload\n");
1285                         return;
1286                 }
1287         }
1288
1289         if (!sv_allowdownloads_dlcache.integer)
1290         {
1291                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
1292                 {
1293                         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);
1294                         SV_ClientCommands("\nstopdownload\n");
1295                         return;
1296                 }
1297         }
1298
1299         if (!sv_allowdownloads_archive.integer)
1300         {
1301                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3"))
1302                 {
1303                         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);
1304                         SV_ClientCommands("\nstopdownload\n");
1305                         return;
1306                 }
1307         }
1308
1309         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
1310         if (!host_client->download_file)
1311         {
1312                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
1313                 SV_ClientCommands("\nstopdownload\n");
1314                 return;
1315         }
1316
1317         if (FS_FileSize(host_client->download_file) > 1<<30)
1318         {
1319                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
1320                 SV_ClientCommands("\nstopdownload\n");
1321                 FS_Close(host_client->download_file);
1322                 host_client->download_file = NULL;
1323                 return;
1324         }
1325
1326         if (FS_FileSize(host_client->download_file) < 0)
1327         {
1328                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
1329                 SV_ClientCommands("\nstopdownload\n");
1330                 FS_Close(host_client->download_file);
1331                 host_client->download_file = NULL;
1332                 return;
1333         }
1334
1335         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1336
1337         /*
1338          * we can only do this if we would actually deflate on the fly
1339          * which we do not (yet)!
1340         {
1341                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1342                 extensions[0] = '\0';
1343
1344                 if(host_client->download_deflate)
1345                         strlcat(extensions, " deflate", sizeof(extensions));
1346
1347                 // no, no space is needed between %s and %s :P
1348                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1349         }
1350         */
1351         SV_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
1352
1353         host_client->download_expectedposition = 0;
1354         host_client->download_started = false;
1355         host_client->sendsignon = true; // make sure this message is sent
1356
1357         // the rest of the download process is handled in SV_SendClientDatagram
1358         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
1359         //
1360         // no svc_downloaddata messages will be sent until sv_startdownload is
1361         // sent by the client
1362 }
1363
1364 /*
1365 ==============================================================================
1366
1367 SERVER SPAWNING
1368
1369 ==============================================================================
1370 */
1371
1372 /*
1373 ================
1374 SV_ModelIndex
1375
1376 ================
1377 */
1378 int SV_ModelIndex(const char *s, int precachemode)
1379 {
1380         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);
1381         char filename[MAX_QPATH];
1382         if (!s || !*s)
1383                 return 0;
1384         // testing
1385         //if (precachemode == 2)
1386         //      return 0;
1387         strlcpy(filename, s, sizeof(filename));
1388         for (i = 2;i < limit;i++)
1389         {
1390                 if (!sv.model_precache[i][0])
1391                 {
1392                         if (precachemode)
1393                         {
1394                                 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))
1395                                 {
1396                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1397                                         return 0;
1398                                 }
1399                                 if (precachemode == 1)
1400                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1401                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1402                                 if (sv.state == ss_loading)
1403                                 {
1404                                         // running from SV_SpawnServer which is launched from the client console command interpreter
1405                                         sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1406                                 }
1407                                 else
1408                                 {
1409                                         if (svs.threaded)
1410                                         {
1411                                                 // 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
1412                                                 sv.models[i] = Mod_FindName (sv.model_precache[i], s[0] == '*' ? sv.worldname : NULL);
1413                                         }
1414                                         else
1415                                         {
1416                                                 // running single threaded, so we can load the model here
1417                                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1418                                         }
1419                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1420                                         MSG_WriteShort(&sv.reliable_datagram, i);
1421                                         MSG_WriteString(&sv.reliable_datagram, filename);
1422                                 }
1423                                 return i;
1424                         }
1425                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1426                         return 0;
1427                 }
1428                 if (!strcmp(sv.model_precache[i], filename))
1429                         return i;
1430         }
1431         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1432         return 0;
1433 }
1434
1435 /*
1436 ================
1437 SV_SoundIndex
1438
1439 ================
1440 */
1441 int SV_SoundIndex(const char *s, int precachemode)
1442 {
1443         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);
1444         char filename[MAX_QPATH];
1445         if (!s || !*s)
1446                 return 0;
1447         // testing
1448         //if (precachemode == 2)
1449         //      return 0;
1450         strlcpy(filename, s, sizeof(filename));
1451         for (i = 1;i < limit;i++)
1452         {
1453                 if (!sv.sound_precache[i][0])
1454                 {
1455                         if (precachemode)
1456                         {
1457                                 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))
1458                                 {
1459                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1460                                         return 0;
1461                                 }
1462                                 if (precachemode == 1)
1463                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1464                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1465                                 if (sv.state != ss_loading)
1466                                 {
1467                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1468                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1469                                         MSG_WriteString(&sv.reliable_datagram, filename);
1470                                 }
1471                                 return i;
1472                         }
1473                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1474                         return 0;
1475                 }
1476                 if (!strcmp(sv.sound_precache[i], filename))
1477                         return i;
1478         }
1479         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1480         return 0;
1481 }
1482
1483 /*
1484 ================
1485 SV_ParticleEffectIndex
1486
1487 ================
1488 */
1489 int SV_ParticleEffectIndex(const char *name)
1490 {
1491         int i, argc, linenumber, effectnameindex;
1492         int filepass;
1493         fs_offset_t filesize;
1494         unsigned char *filedata;
1495         const char *text;
1496         const char *textstart;
1497         //const char *textend;
1498         char argv[16][1024];
1499         char filename[MAX_QPATH];
1500         if (!sv.particleeffectnamesloaded)
1501         {
1502                 sv.particleeffectnamesloaded = true;
1503                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
1504                 for (i = 0;i < EFFECT_TOTAL;i++)
1505                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
1506                 for (filepass = 0;;filepass++)
1507                 {
1508                         if (filepass == 0)
1509                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
1510                         else if (filepass == 1)
1511                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
1512                         else
1513                                 break;
1514                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
1515                         if (!filedata)
1516                                 continue;
1517                         textstart = (const char *)filedata;
1518                         //textend = (const char *)filedata + filesize;
1519                         text = textstart;
1520                         for (linenumber = 1;;linenumber++)
1521                         {
1522                                 argc = 0;
1523                                 for (;;)
1524                                 {
1525                                         if (!COM_ParseToken_Simple(&text, true, false, true) || !strcmp(com_token, "\n"))
1526                                                 break;
1527                                         if (argc < 16)
1528                                         {
1529                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
1530                                                 argc++;
1531                                         }
1532                                 }
1533                                 if (com_token[0] == 0)
1534                                         break; // if the loop exited and it's not a \n, it's EOF
1535                                 if (argc < 1)
1536                                         continue;
1537                                 if (!strcmp(argv[0], "effect"))
1538                                 {
1539                                         if (argc == 2)
1540                                         {
1541                                                 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
1542                                                 {
1543                                                         if (sv.particleeffectname[effectnameindex][0])
1544                                                         {
1545                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
1546                                                                         break;
1547                                                         }
1548                                                         else
1549                                                         {
1550                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
1551                                                                 break;
1552                                                         }
1553                                                 }
1554                                                 // if we run out of names, abort
1555                                                 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
1556                                                 {
1557                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
1558                                                         break;
1559                                                 }
1560                                         }
1561                                 }
1562                         }
1563                         Mem_Free(filedata);
1564                 }
1565         }
1566         // search for the name
1567         for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
1568                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
1569                         return effectnameindex;
1570         // return 0 if we couldn't find it
1571         return 0;
1572 }
1573
1574 model_t *SV_GetModelByIndex(int modelindex)
1575 {
1576         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1577 }
1578
1579 model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
1580 {
1581         prvm_prog_t *prog = SVVM_prog;
1582         int modelindex;
1583         if (!ed || ed->priv.server->free)
1584                 return NULL;
1585         modelindex = (int)PRVM_serveredictfloat(ed, modelindex);
1586         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1587 }
1588
1589 /*
1590 ================
1591 SV_CreateBaseline
1592
1593 ================
1594 */
1595 static void SV_CreateBaseline (void)
1596 {
1597         prvm_prog_t *prog = SVVM_prog;
1598         int i, entnum, large;
1599         prvm_edict_t *svent;
1600
1601         // LadyHavoc: clear *all* baselines (not just active ones)
1602         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1603         {
1604                 // get the current server version
1605                 svent = PRVM_EDICT_NUM(entnum);
1606
1607                 // LadyHavoc: always clear state values, whether the entity is in use or not
1608                 svent->priv.server->baseline = defaultstate;
1609
1610                 if (svent->priv.server->free)
1611                         continue;
1612                 if (entnum > svs.maxclients && !PRVM_serveredictfloat(svent, modelindex))
1613                         continue;
1614
1615                 // create entity baseline
1616                 VectorCopy (PRVM_serveredictvector(svent, origin), svent->priv.server->baseline.origin);
1617                 VectorCopy (PRVM_serveredictvector(svent, angles), svent->priv.server->baseline.angles);
1618                 svent->priv.server->baseline.frame = (int)PRVM_serveredictfloat(svent, frame);
1619                 svent->priv.server->baseline.skin = (int)PRVM_serveredictfloat(svent, skin);
1620                 if (entnum > 0 && entnum <= svs.maxclients)
1621                 {
1622                         svent->priv.server->baseline.colormap = entnum;
1623                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1624                 }
1625                 else
1626                 {
1627                         svent->priv.server->baseline.colormap = 0;
1628                         svent->priv.server->baseline.modelindex = (int)PRVM_serveredictfloat(svent, modelindex);
1629                 }
1630
1631                 large = false;
1632                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1633                 {
1634                         large = true;
1635                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1636                                 large = false;
1637                 }
1638
1639                 // add to the message
1640                 if (large)
1641                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1642                 else
1643                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1644                 MSG_WriteShort (&sv.signon, entnum);
1645
1646                 if (large)
1647                 {
1648                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1649                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1650                 }
1651                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1652                 {
1653                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1654                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1655                 }
1656                 else
1657                 {
1658                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1659                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1660                 }
1661                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1662                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1663                 for (i=0 ; i<3 ; i++)
1664                 {
1665                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1666                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1667                 }
1668         }
1669 }
1670
1671 /*
1672 ================
1673 SV_Prepare_CSQC
1674
1675 Load csprogs.dat and comperss it so it doesn't need to be
1676 reloaded on request.
1677 ================
1678 */
1679 static void SV_Prepare_CSQC(void)
1680 {
1681         fs_offset_t progsize;
1682
1683         if(svs.csqc_progdata)
1684         {
1685                 Con_DPrintf("Unloading old CSQC data.\n");
1686                 Mem_Free(svs.csqc_progdata);
1687                 if(svs.csqc_progdata_deflated)
1688                         Mem_Free(svs.csqc_progdata_deflated);
1689         }
1690
1691         svs.csqc_progdata = NULL;
1692         svs.csqc_progdata_deflated = NULL;
1693
1694         sv.csqc_progname[0] = 0;
1695         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
1696
1697         if(progsize > 0)
1698         {
1699                 size_t deflated_size;
1700
1701                 sv.csqc_progsize = (int)progsize;
1702                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
1703                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
1704                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
1705
1706                 Con_DPrint("Compressing csprogs.dat\n");
1707                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
1708                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
1709                 svs.csqc_progsize_deflated = (int)deflated_size;
1710                 if(svs.csqc_progdata_deflated)
1711                 {
1712                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
1713                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
1714                 }
1715                 else
1716                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
1717         }
1718 }
1719
1720 /*
1721 ================
1722 SV_SaveSpawnparms
1723
1724 Grabs the current state of each client for saving across the
1725 transition to another level
1726 ================
1727 */
1728 void SV_SaveSpawnparms (void)
1729 {
1730         prvm_prog_t *prog = SVVM_prog;
1731         int             i, j;
1732
1733         svs.serverflags = (int)PRVM_serverglobalfloat(serverflags);
1734
1735         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1736         {
1737                 if (!host_client->active)
1738                         continue;
1739
1740         // call the progs to get default spawn parms for the new client
1741                 PRVM_serverglobalfloat(time) = sv.time;
1742                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1743                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetChangeParms), "QC function SetChangeParms is missing");
1744                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1745                         host_client->spawn_parms[j] = (&PRVM_serverglobalfloat(parm1))[j];
1746         }
1747 }
1748
1749 // Returns 1 if we're singleplayer, > 1 if we're a listen server
1750 int SV_IsLocalServer(void)
1751 {
1752         return (host_isclient.integer && sv.active ? svs.maxclients : 0);
1753 }
1754
1755 /*
1756 ================
1757 SV_SpawnServer
1758
1759 This is called at the start of each level
1760 ================
1761 */
1762
1763 void SV_SpawnServer (const char *map)
1764 {
1765         prvm_prog_t *prog = SVVM_prog;
1766         prvm_edict_t *ent;
1767         int i;
1768         char *entities;
1769         model_t *worldmodel;
1770         char modelname[sizeof(sv.worldname)];
1771         char vabuf[1024];
1772
1773         Con_Printf("SpawnServer: %s\n", map);
1774
1775         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", map);
1776
1777         if (!FS_FileExists(modelname))
1778         {
1779                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", map);
1780                 if (!FS_FileExists(modelname))
1781                 {
1782                         Con_Printf("SpawnServer: no map file named %s\n", modelname);
1783                         return;
1784                 }
1785         }
1786
1787 //      SV_LockThreadMutex();
1788
1789         if(!host_isclient.integer)
1790                 Sys_MakeProcessNice();
1791         else
1792         {
1793                 SCR_BeginLoadingPlaque(false);
1794                 S_StopAllSounds();
1795         }
1796
1797         if(sv.active)
1798         {
1799                 client_t *client;
1800                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
1801                 {
1802                         if (client->netconnection)
1803                         {
1804                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
1805                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
1806                         }
1807                 }
1808                 World_End(&sv.world);
1809                 if(PRVM_serverfunction(SV_Shutdown))
1810                 {
1811                         func_t s = PRVM_serverfunction(SV_Shutdown);
1812                         PRVM_serverglobalfloat(time) = sv.time;
1813                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
1814                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
1815                 }
1816         }
1817
1818         // free q3 shaders so that any newly downloaded shaders will be active
1819         Mod_FreeQ3Shaders();
1820
1821         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
1822         if (!worldmodel || !worldmodel->TraceBox)
1823         {
1824                 Con_Printf("Couldn't load map %s\n", modelname);
1825
1826                 if(!host_isclient.integer)
1827                         Sys_MakeProcessMean();
1828
1829 //              SV_UnlockThreadMutex();
1830
1831                 return;
1832         }
1833
1834         Collision_Cache_Reset(true);
1835
1836         // let's not have any servers with no name
1837         if (hostname.string[0] == 0)
1838                 Cvar_SetQuick(&hostname, "UNNAMED");
1839         scr_centertime_off = 0;
1840
1841         svs.changelevel_issued = false;         // now safe to issue another
1842
1843         // make the map a required file for clients
1844         Curl_ClearRequirements();
1845         Curl_RequireFile(modelname);
1846
1847 //
1848 // tell all connected clients that we are going to a new level
1849 //
1850         if (!sv.active)
1851                 NetConn_OpenServerPorts(true);
1852
1853 //
1854 // make cvars consistant
1855 //
1856         if (coop.integer)
1857                 Cvar_SetValueQuick(&deathmatch, 0);
1858         // LadyHavoc: it can be useful to have skills outside the range 0-3...
1859         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1860         //Cvar_SetValue ("skill", (float)current_skill);
1861         current_skill = (int)(skill.value + 0.5);
1862
1863 //
1864 // set up the new server
1865 //
1866         memset (&sv, 0, sizeof(sv));
1867         // if running a local client, make sure it doesn't try to access the last
1868         // level's data which is no longer valiud
1869         cls.signon = 0;
1870
1871         Cvar_SetValueQuick(&halflifebsp, worldmodel->brush.ishlbsp);
1872         Cvar_SetValueQuick(&sv_mapformat_is_quake2, worldmodel->brush.isq2bsp);
1873         Cvar_SetValueQuick(&sv_mapformat_is_quake3, worldmodel->brush.isq3bsp);
1874
1875         if(*sv_random_seed.string)
1876         {
1877                 srand(sv_random_seed.integer);
1878                 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);
1879         }
1880
1881         SV_VM_Setup();
1882
1883         sv.active = true;
1884
1885         // set level base name variables for later use
1886         strlcpy (sv.name, map, sizeof (sv.name));
1887         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
1888         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
1889         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
1890         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
1891         Cvar_SetQuick(&sv_worldname, sv.worldname);
1892         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
1893         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
1894
1895         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1896         if (sv.protocol == PROTOCOL_UNKNOWN)
1897         {
1898                 char buffer[1024];
1899                 Protocol_Names(buffer, sizeof(buffer));
1900                 Con_Printf(CON_ERROR "Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1901                 sv.protocol = PROTOCOL_QUAKE;
1902         }
1903
1904 // load progs to get entity field count
1905         //PR_LoadProgs ( sv_progs.string );
1906
1907         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1908         sv.datagram.cursize = 0;
1909         sv.datagram.data = sv.datagram_buf;
1910
1911         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1912         sv.reliable_datagram.cursize = 0;
1913         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1914
1915         sv.signon.maxsize = sizeof(sv.signon_buf);
1916         sv.signon.cursize = 0;
1917         sv.signon.data = sv.signon_buf;
1918
1919 // leave slots at start for clients only
1920         //prog->num_edicts = svs.maxclients+1;
1921
1922         sv.state = ss_loading;
1923         prog->allowworldwrites = true;
1924         sv.paused = false;
1925
1926         sv.time = 1.0;
1927
1928         Mod_ClearUsed();
1929         worldmodel->used = true;
1930
1931         sv.worldmodel = worldmodel;
1932         sv.models[1] = sv.worldmodel;
1933
1934 //
1935 // clear world interaction links
1936 //
1937         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs, prog);
1938         World_Start(&sv.world);
1939
1940         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1941
1942         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1943         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
1944         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
1945         {
1946                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1947                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
1948         }
1949         if(i < sv.worldmodel->brush.numsubmodels)
1950                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
1951
1952 //
1953 // load the rest of the entities
1954 //
1955         // AK possible hack since num_edicts is still 0
1956         ent = PRVM_EDICT_NUM(0);
1957         memset (ent->fields.fp, 0, prog->entityfields * sizeof(prvm_vec_t));
1958         ent->priv.server->free = false;
1959         PRVM_serveredictstring(ent, model) = PRVM_SetEngineString(prog, sv.worldname);
1960         PRVM_serveredictfloat(ent, modelindex) = 1;             // world model
1961         PRVM_serveredictfloat(ent, solid) = SOLID_BSP;
1962         PRVM_serveredictfloat(ent, movetype) = MOVETYPE_PUSH;
1963         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, mins));
1964         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, maxs));
1965         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, absmin));
1966         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, absmax));
1967
1968         if (coop.value)
1969                 PRVM_serverglobalfloat(coop) = coop.integer;
1970         else
1971                 PRVM_serverglobalfloat(deathmatch) = deathmatch.integer;
1972
1973         PRVM_serverglobalstring(mapname) = PRVM_SetEngineString(prog, sv.name);
1974
1975 // serverflags are for cross level information (sigils)
1976         PRVM_serverglobalfloat(serverflags) = svs.serverflags;
1977
1978         // we need to reset the spawned flag on all connected clients here so that
1979         // their thinks don't run during startup (before PutClientInServer)
1980         // we also need to set up the client entities now
1981         // and we need to set the ->edict pointers to point into the progs edicts
1982         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1983         {
1984                 host_client->begun = false;
1985                 host_client->edict = PRVM_EDICT_NUM(i + 1);
1986                 PRVM_ED_ClearEdict(prog, host_client->edict);
1987         }
1988
1989         // load replacement entity file if found
1990         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
1991         {
1992                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
1993                 PRVM_ED_LoadFromFile(prog, entities);
1994                 Mem_Free(entities);
1995         }
1996         else
1997                 PRVM_ED_LoadFromFile(prog, sv.worldmodel->brush.entities);
1998
1999
2000         // LadyHavoc: clear world angles (to fix e3m3.bsp)
2001         VectorClear(PRVM_serveredictvector(prog->edicts, angles));
2002
2003 // all setup is completed, any further precache statements are errors
2004 //      sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2005         prog->allowworldwrites = false;
2006
2007 // run two frames to allow everything to settle
2008         sv.time = 1.0001;
2009         for (i = 0;i < sv_init_frame_count.integer;i++)
2010         {
2011                 sv.frametime = 0.1;
2012                 SV_Physics ();
2013         }
2014
2015         // Once all init frames have been run, we consider svqc code fully initialized.
2016         prog->inittime = host.realtime;
2017
2018         if(!host_isclient.integer)
2019                 Mod_PurgeUnused();
2020
2021 // create a baseline for more efficient communications
2022         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)
2023                 SV_CreateBaseline ();
2024
2025         sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2026
2027 // send serverinfo to all connected clients, and set up botclients coming back from a level change
2028         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2029         {
2030                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
2031                 if (!host_client->active)
2032                         continue;
2033                 if (host_client->netconnection)
2034                         SV_SendServerinfo(host_client);
2035                 else
2036                 {
2037                         int j;
2038                         // if client is a botclient coming from a level change, we need to
2039                         // set up client info that normally requires networking
2040
2041                         // copy spawn parms out of the client_t
2042                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
2043                                 (&PRVM_serverglobalfloat(parm1))[j] = host_client->spawn_parms[j];
2044
2045                         // call the spawn function
2046                         host_client->clientconnectcalled = true;
2047                         PRVM_serverglobalfloat(time) = sv.time;
2048                         PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
2049                         prog->ExecuteProgram(prog, PRVM_serverfunction(ClientConnect), "QC function ClientConnect is missing");
2050                         prog->ExecuteProgram(prog, PRVM_serverfunction(PutClientInServer), "QC function PutClientInServer is missing");
2051                         host_client->begun = true;
2052                 }
2053         }
2054
2055         // update the map title cvar
2056         strlcpy(sv.worldmessage, PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)), sizeof(sv.worldmessage)); // map title (not related to filename)
2057         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
2058
2059         Con_Printf("Server spawned.\n");
2060         NetConn_Heartbeat (2);
2061
2062         if(!host_isclient.integer)
2063                 Sys_MakeProcessMean();
2064
2065 //      SV_UnlockThreadMutex();
2066 }
2067
2068 /*
2069 ==================
2070 SV_Shutdown
2071
2072 This only happens at the end of a game, not between levels
2073 ==================
2074 */
2075 void SV_Shutdown(void)
2076 {
2077         prvm_prog_t *prog = SVVM_prog;
2078         int i;
2079
2080         Con_DPrintf("SV_Shutdown\n");
2081
2082         if (!sv.active)
2083                 return;
2084
2085         NetConn_Heartbeat(2);
2086         NetConn_Heartbeat(2);
2087
2088 // make sure all the clients know we're disconnecting
2089         World_End(&sv.world);
2090         if(prog->loaded)
2091         {
2092                 if(PRVM_serverfunction(SV_Shutdown))
2093                 {
2094                         func_t s = PRVM_serverfunction(SV_Shutdown);
2095                         PRVM_serverglobalfloat(time) = sv.time;
2096                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
2097                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
2098                 }
2099         }
2100         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2101                 if (host_client->active)
2102                         SV_DropClient(false); // server shutdown
2103
2104         NetConn_CloseServerPorts();
2105
2106         sv.active = false;
2107 //
2108 // clear structures
2109 //
2110         memset(&sv, 0, sizeof(sv));
2111         memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
2112
2113         cl.islocalgame = false;
2114 }
2115
2116 /////////////////////////////////////////////////////
2117 // SV VM stuff
2118
2119 static void SVVM_begin_increase_edicts(prvm_prog_t *prog)
2120 {
2121         // links don't survive the transition, so unlink everything
2122         World_UnlinkAll(&sv.world);
2123 }
2124
2125 static void SVVM_end_increase_edicts(prvm_prog_t *prog)
2126 {
2127         int i;
2128         prvm_edict_t *ent;
2129
2130         // link every entity except world
2131         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
2132                 if (!ent->priv.server->free && !VectorCompare(PRVM_serveredictvector(ent, absmin), PRVM_serveredictvector(ent, absmax)))
2133                         SV_LinkEdict(ent);
2134 }
2135
2136 static void SVVM_init_edict(prvm_prog_t *prog, prvm_edict_t *e)
2137 {
2138         // LadyHavoc: for consistency set these here
2139         int num = PRVM_NUM_FOR_EDICT(e) - 1;
2140
2141         e->priv.server->move = false; // don't move on first frame
2142
2143         if (num >= 0 && num < svs.maxclients)
2144         {
2145                 // set colormap and team on newly created player entity
2146                 PRVM_serveredictfloat(e, colormap) = num + 1;
2147                 PRVM_serveredictfloat(e, team) = (svs.clients[num].colors & 15) + 1;
2148                 // set netname/clientcolors back to client values so that
2149                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
2150                 // reset them
2151                 PRVM_serveredictstring(e, netname) = PRVM_SetEngineString(prog, svs.clients[num].name);
2152                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
2153                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
2154                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(prog, svs.clients[num].playermodel);
2155                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(prog, svs.clients[num].playerskin);
2156                 // Assign netaddress (IP Address, etc)
2157                 if(svs.clients[num].netconnection != NULL)
2158                 {
2159                         // Acquire Readable Address
2160                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
2161                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, svs.clients[num].netaddress);
2162                 }
2163                 else
2164                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, "null/botclient");
2165                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
2166                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_idfp);
2167                 else
2168                         PRVM_serveredictstring(e, crypto_idfp) = 0;
2169                 PRVM_serveredictfloat(e, crypto_idfp_signed) = (svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_issigned);
2170                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
2171                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_keyfp);
2172                 else
2173                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
2174                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
2175                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.server_keyfp);
2176                 else
2177                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
2178                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
2179                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString(prog, "AES128");
2180                 else
2181                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
2182                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
2183                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString(prog, "HMAC-SHA256");
2184                 else
2185                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
2186         }
2187 }
2188
2189 static void SVVM_free_edict(prvm_prog_t *prog, prvm_edict_t *ed)
2190 {
2191         int i;
2192         int e;
2193
2194         World_UnlinkEdict(ed);          // unlink from world bsp
2195
2196         PRVM_serveredictstring(ed, model) = 0;
2197         PRVM_serveredictfloat(ed, takedamage) = 0;
2198         PRVM_serveredictfloat(ed, modelindex) = 0;
2199         PRVM_serveredictfloat(ed, colormap) = 0;
2200         PRVM_serveredictfloat(ed, skin) = 0;
2201         PRVM_serveredictfloat(ed, frame) = 0;
2202         VectorClear(PRVM_serveredictvector(ed, origin));
2203         VectorClear(PRVM_serveredictvector(ed, angles));
2204         PRVM_serveredictfloat(ed, nextthink) = -1;
2205         PRVM_serveredictfloat(ed, solid) = 0;
2206
2207         VM_RemoveEdictSkeleton(prog, ed);
2208         World_Physics_RemoveFromEntity(&sv.world, ed);
2209         World_Physics_RemoveJointFromEntity(&sv.world, ed);
2210
2211         // make sure csqc networking is aware of the removed entity
2212         e = PRVM_NUM_FOR_EDICT(ed);
2213         sv.csqcentityversion[e] = 0;
2214         for (i = 0;i < svs.maxclients;i++)
2215                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
2216 }
2217
2218 static void SVVM_count_edicts(prvm_prog_t *prog)
2219 {
2220         int             i;
2221         prvm_edict_t    *ent;
2222         int             active, models, solid, step;
2223
2224         active = models = solid = step = 0;
2225         for (i=0 ; i<prog->num_edicts ; i++)
2226         {
2227                 ent = PRVM_EDICT_NUM(i);
2228                 if (ent->priv.server->free)
2229                         continue;
2230                 active++;
2231                 if (PRVM_serveredictfloat(ent, solid))
2232                         solid++;
2233                 if (PRVM_serveredictstring(ent, model))
2234                         models++;
2235                 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
2236                         step++;
2237         }
2238
2239         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2240         Con_Printf("active    :%3i\n", active);
2241         Con_Printf("view      :%3i\n", models);
2242         Con_Printf("touch     :%3i\n", solid);
2243         Con_Printf("step      :%3i\n", step);
2244 }
2245
2246 static qbool SVVM_load_edict(prvm_prog_t *prog, prvm_edict_t *ent)
2247 {
2248         // remove things from different skill levels or deathmatch
2249         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2250         {
2251                 if (deathmatch.integer)
2252                 {
2253                         if (((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_DEATHMATCH))
2254                         {
2255                                 return false;
2256                         }
2257                 }
2258                 else if ((current_skill <= 0 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_EASY  ))
2259                         || (current_skill == 1 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_MEDIUM))
2260                         || (current_skill >= 2 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_HARD  )))
2261                 {
2262                         return false;
2263                 }
2264         }
2265         return true;
2266 }
2267
2268 static void SV_VM_Setup(void)
2269 {
2270         prvm_prog_t *prog = SVVM_prog;
2271         PRVM_Prog_Init(prog, &cmd_server);
2272
2273         // allocate the mempools
2274         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
2275         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2276         prog->builtins = vm_sv_builtins;
2277         prog->numbuiltins = vm_sv_numbuiltins;
2278         prog->max_edicts = 512;
2279         if (sv.protocol == PROTOCOL_QUAKE)
2280                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
2281         else if (sv.protocol == PROTOCOL_QUAKEDP)
2282                 prog->limit_edicts = 2048; // guessing
2283         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
2284                 prog->limit_edicts = 2048; // guessing!
2285         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2286                 prog->limit_edicts = 4096; // guessing!
2287         else
2288                 prog->limit_edicts = MAX_EDICTS;
2289         prog->reserved_edicts = svs.maxclients;
2290         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2291         prog->name = "server";
2292         prog->extensionstring = vm_sv_extensions;
2293         prog->loadintoworld = true;
2294
2295         // all callbacks must be defined (pointers are not checked before calling)
2296         prog->begin_increase_edicts = SVVM_begin_increase_edicts;
2297         prog->end_increase_edicts   = SVVM_end_increase_edicts;
2298         prog->init_edict            = SVVM_init_edict;
2299         prog->free_edict            = SVVM_free_edict;
2300         prog->count_edicts          = SVVM_count_edicts;
2301         prog->load_edict            = SVVM_load_edict;
2302         prog->init_cmd              = SVVM_init_cmd;
2303         prog->reset_cmd             = SVVM_reset_cmd;
2304         prog->error_cmd             = Host_Error;
2305         prog->ExecuteProgram        = SVVM_ExecuteProgram;
2306
2307         PRVM_Prog_Load(prog, sv_progs.string, NULL, 0, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
2308
2309         // some mods compiled with scrambling compilers lack certain critical
2310         // global names and field names such as "self" and "time" and "nextthink"
2311         // so we have to set these offsets manually, matching the entvars_t
2312         // but we only do this if the prog header crc matches, otherwise it's totally freeform
2313         if (prog->progs_crc == PROGHEADER_CRC || prog->progs_crc == PROGHEADER_CRC_TENEBRAE)
2314         {
2315                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, modelindex);
2316                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmin);
2317                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmax);
2318                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ltime);
2319                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movetype);
2320                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, solid);
2321                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, origin);
2322                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, oldorigin);
2323                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, velocity);
2324                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
2325                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, avelocity);
2326                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, punchangle);
2327                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
2328                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, model);
2329                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
2330                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, skin);
2331                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, effects);
2332                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, mins);
2333                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, maxs);
2334                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, size);
2335                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, touch);
2336                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, use);
2337                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
2338                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, blocked);
2339                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
2340                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
2341                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, health);
2342                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frags);
2343                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weapon);
2344                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponmodel);
2345                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponframe);
2346                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, currentammo);
2347                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_shells);
2348                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_nails);
2349                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_rockets);
2350                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_cells);
2351                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, items);
2352                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, takedamage);
2353                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
2354                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, deadflag);
2355                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, view_ofs);
2356                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button0);
2357                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button1);
2358                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button2);
2359                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, impulse);
2360                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, fixangle);
2361                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, v_angle);
2362                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, idealpitch);
2363                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, netname);
2364                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, enemy);
2365                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, flags);
2366                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, colormap);
2367                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, team);
2368                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, max_health);
2369                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, teleport_time);
2370                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armortype);
2371                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armorvalue);
2372                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, waterlevel);
2373                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, watertype);
2374                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
2375                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
2376                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, aiment);
2377                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, goalentity);
2378                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, spawnflags);
2379                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, target);
2380                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, targetname);
2381                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_take);
2382                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_save);
2383                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_inflictor);
2384                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, owner);
2385                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movedir);
2386                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, message);
2387                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, sounds);
2388                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise);
2389                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise1);
2390                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise2);
2391                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise3);
2392                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
2393                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, other);
2394                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, world);
2395                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
2396                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, frametime);
2397                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, force_retouch);
2398                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, mapname);
2399                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, deathmatch);
2400                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, coop);
2401                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, teamplay);
2402                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, serverflags);
2403                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_secrets);
2404                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_monsters);
2405                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, found_secrets);
2406                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, killed_monsters);
2407                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm1);
2408                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm2);
2409                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm3);
2410                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm4);
2411                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm5);
2412                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm6);
2413                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm7);
2414                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm8);
2415                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm9);
2416                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm10);
2417                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm11);
2418                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm12);
2419                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm13);
2420                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm14);
2421                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm15);
2422                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm16);
2423                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
2424                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
2425                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
2426                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
2427                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
2428                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
2429                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
2430                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
2431                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
2432                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
2433                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
2434                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
2435                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, msg_entity);
2436 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, main);
2437 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, StartFrame);
2438 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPreThink);
2439 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPostThink);
2440 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientKill);
2441 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientConnect);
2442 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PutClientInServer);
2443 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientDisconnect);
2444 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetNewParms);
2445 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetChangeParms);
2446         }
2447         else
2448                 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);
2449
2450         // OP_STATE is always supported on server because we add fields/globals for it
2451         prog->flag |= PRVM_OP_STATE;
2452
2453         VM_CustomStats_Clear();//[515]: csqc
2454
2455         SV_Prepare_CSQC();
2456 }
2457
2458 static void SV_CheckTimeouts(void)
2459 {
2460         int i;
2461
2462         // never timeout loopback connections
2463         for (i = (host_isclient.integer ? 1 : 0), host_client = &svs.clients[i]; i < svs.maxclients; i++, host_client++)
2464         {
2465                 if (host_client->netconnection && host.realtime > host_client->netconnection->timeout)
2466                 {
2467                         Con_Printf("Client \"%s\" connection timed out\n", host_client->name);
2468                         SV_DropClient(false);
2469                 }
2470         }
2471 }
2472
2473 extern cvar_t host_maxwait;
2474 extern cvar_t host_framerate;
2475 extern cvar_t cl_maxphysicsframesperserverframe;
2476 double SV_Frame(double time)
2477 {
2478         static double sv_timer;
2479         int i;
2480         char vabuf[1024];
2481         qbool playing = false;
2482
2483         if(!sv.active)
2484                 return 0;
2485
2486         if (!svs.threaded)
2487         {
2488                 svs.perf_acc_sleeptime = host.sleeptime;
2489                 svs.perf_acc_realtime += time;
2490
2491                 // Look for clients who have spawned
2492                 for (i = 0, host_client = svs.clients; i < svs.maxclients; i++, host_client++)
2493                         if(host_client->begun && host_client->netconnection)
2494                                 playing = true;
2495
2496                 if(svs.perf_acc_realtime > 5)
2497                 {
2498                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2499                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2500
2501                         if(svs.perf_acc_offset_samples > 0)
2502                         {
2503                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2504                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2505                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2506                         }
2507
2508                         if(svs.perf_lost > 0 && developer_extra.integer && playing) // only complain if anyone is looking
2509                                 Con_DPrintf("Server can't keep up: %s\n", Host_TimingReport(vabuf, sizeof(vabuf)));
2510                 }
2511
2512                 if(svs.perf_acc_realtime > 5 || sv.time < 10)
2513                 {
2514                         /*
2515                          * Don't accumulate time for the first 10 seconds of a match
2516                          * so things can settle
2517                          */
2518                         svs.perf_acc_realtime = svs.perf_acc_sleeptime =
2519                         svs.perf_acc_lost = svs.perf_acc_offset =
2520                         svs.perf_acc_offset_squared = svs.perf_acc_offset_max =
2521                         svs.perf_acc_offset_samples = host.sleeptime = 0;
2522                 }
2523
2524                 /*
2525                  * Receive packets on each main loop iteration, as the main loop may
2526                  * be undersleeping due to select() detecting a new packet
2527                  */
2528                 NetConn_ServerFrame();
2529                 SV_CheckTimeouts();
2530         }
2531
2532         /*
2533          * If the accumulator hasn't become positive, don't
2534          * run the frame. Everything that happens before this
2535          * point will happen even if we're sleeping this frame.
2536          */
2537         if((sv_timer += time) < 0)
2538                 return sv_timer;
2539
2540         // limit the frametime steps to no more than 100ms each
2541         if (sv_timer > 0.1)
2542         {
2543                 if (!svs.threaded)
2544                         svs.perf_acc_lost += (sv_timer - 0.1);
2545                 sv_timer = 0.1;
2546         }
2547
2548         if (sv_timer > 0 && !svs.threaded)
2549         {
2550                 /*
2551                  * Execute one or more server frames, with an upper limit on how much
2552                  * execution time to spend on server frames to avoid freezing the game if
2553                  * the server is overloaded. This execution time limit means the game will
2554                  * slow down if the server is taking too long.
2555                  */
2556                 int framecount, framelimit = 1;
2557                 double advancetime, aborttime = 0;
2558                 float offset;
2559                 prvm_prog_t *prog = SVVM_prog;
2560
2561                 // run the world state
2562                 // don't allow simulation to run too fast or too slow or logic glitches can occur
2563
2564                 // stop running server frames if the wall time reaches this value
2565                 if (sys_ticrate.value <= 0)
2566                         advancetime = sv_timer;
2567                 else
2568                 {
2569                         advancetime = sys_ticrate.value;
2570                         // listen servers can run multiple server frames per client frame
2571                         framelimit = cl_maxphysicsframesperserverframe.integer;
2572                         aborttime = Sys_DirtyTime() + 0.1;
2573                 }
2574
2575                 if(host_timescale.value > 0 && host_timescale.value < 1)
2576                         advancetime = min(advancetime, 0.1 / host_timescale.value);
2577                 else
2578                         advancetime = min(advancetime, 0.1);
2579
2580                 if(advancetime > 0)
2581                 {
2582                         offset = Sys_DirtyTime() - host.dirtytime;
2583                         if (offset < 0 || offset >= 1800)
2584                                 offset = 0;
2585
2586                         offset += sv_timer;
2587                         ++svs.perf_acc_offset_samples;
2588                         svs.perf_acc_offset += offset;
2589                         svs.perf_acc_offset_squared += offset * offset;
2590
2591                         if(svs.perf_acc_offset_max < offset)
2592                                 svs.perf_acc_offset_max = offset;
2593                 }
2594
2595                 // only advance time if not paused
2596                 // the game also pauses in singleplayer when menu or console is used
2597                 sv.frametime = advancetime * host_timescale.value;
2598                 if (host_framerate.value)
2599                         sv.frametime = host_framerate.value;
2600                 if (sv.paused || host.paused)
2601                         sv.frametime = 0;
2602
2603                 for (framecount = 0; framecount < framelimit && sv_timer > 0; framecount++)
2604                 {
2605                         sv_timer -= advancetime;
2606
2607                         // move things around and think unless paused
2608                         if (sv.frametime)
2609                                 SV_Physics();
2610
2611                         // if this server frame took too long, break out of the loop
2612                         if (framelimit > 1 && Sys_DirtyTime() >= aborttime)
2613                                 break;
2614                 }
2615
2616                 R_TimeReport("serverphysics");
2617
2618                 // send all messages to the clients
2619                 SV_SendClientMessages();
2620
2621                 if (sv.paused == 1 && host.realtime > sv.pausedstart && sv.pausedstart > 0) {
2622                         prog->globals.fp[OFS_PARM0] = host.realtime - sv.pausedstart;
2623                         PRVM_serverglobalfloat(time) = sv.time;
2624                         prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2625                 }
2626
2627                 // send an heartbeat if enough time has passed since the last one
2628                 NetConn_Heartbeat(0);
2629                 R_TimeReport("servernetwork");
2630         }
2631         else
2632         {
2633                 // don't let r_speeds display jump around
2634                 R_TimeReport("serverphysics");
2635                 R_TimeReport("servernetwork");
2636         }
2637
2638         // if there is some time remaining from this frame, reset the timer
2639         if (sv_timer >= 0)
2640         {
2641                 if (!svs.threaded)
2642                         svs.perf_acc_lost += sv_timer;
2643                 sv_timer = 0;
2644         }
2645
2646         return sv_timer;
2647 }
2648
2649 static int SV_ThreadFunc(void *voiddata)
2650 {
2651         prvm_prog_t *prog = SVVM_prog;
2652         qbool playing = false;
2653         double sv_timer = 0;
2654         double sv_deltarealtime, sv_oldrealtime, sv_realtime;
2655         double wait;
2656         int i;
2657         char vabuf[1024];
2658         sv_realtime = Sys_DirtyTime();
2659         while (!svs.threadstop)
2660         {
2661                 // FIXME: we need to handle Host_Error in the server thread somehow
2662 //              if (setjmp(sv_abortframe))
2663 //                      continue;                       // something bad happened in the server game
2664
2665                 sv_oldrealtime = sv_realtime;
2666                 sv_realtime = Sys_DirtyTime();
2667                 sv_deltarealtime = sv_realtime - sv_oldrealtime;
2668                 if (sv_deltarealtime < 0 || sv_deltarealtime >= 1800) sv_deltarealtime = 0;
2669
2670                 sv_timer += sv_deltarealtime;
2671
2672                 svs.perf_acc_realtime += sv_deltarealtime;
2673
2674                 // 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)
2675                 SV_LockThreadMutex();
2676
2677                 // Look for clients who have spawned
2678                 playing = false;
2679                 if (sv.active)
2680                         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2681                                 if(host_client->begun)
2682                                         if(host_client->netconnection)
2683                                                 playing = true;
2684                 if(sv.time < 10)
2685                 {
2686                         // don't accumulate time for the first 10 seconds of a match
2687                         // so things can settle
2688                         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;
2689                 }
2690                 else if(svs.perf_acc_realtime > 5)
2691                 {
2692                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2693                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2694                         if(svs.perf_acc_offset_samples > 0)
2695                         {
2696                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2697                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2698                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2699                         }
2700                         if(svs.perf_lost > 0 && developer_extra.integer)
2701                                 if(playing)
2702                                         Con_DPrintf("Server can't keep up: %s\n", Host_TimingReport(vabuf, sizeof(vabuf)));
2703                         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;
2704                 }
2705
2706                 // get new packets
2707                 if (sv.active)
2708                 {
2709                         NetConn_ServerFrame();
2710                         SV_CheckTimeouts();
2711                 }
2712
2713                 // if the accumulators haven't become positive yet, wait a while
2714                 wait = sv_timer * -1000000.0;
2715                 if (wait >= 1)
2716                 {
2717                         double time0, delta;
2718                         SV_UnlockThreadMutex(); // don't keep mutex locked while sleeping
2719                         if (host_maxwait.value <= 0)
2720                                 wait = min(wait, 1000000.0);
2721                         else
2722                                 wait = min(wait, host_maxwait.value * 1000.0);
2723                         if(wait < 1)
2724                                 wait = 1; // because we cast to int
2725                         time0 = Sys_DirtyTime();
2726                         Sys_Sleep((int)wait);
2727                         delta = Sys_DirtyTime() - time0;if (delta < 0 || delta >= 1800) delta = 0;
2728                         svs.perf_acc_sleeptime += delta;
2729                         continue;
2730                 }
2731
2732                 if (sv.active && sv_timer > 0)
2733                 {
2734                         // execute one server frame
2735                         double advancetime;
2736                         float offset;
2737
2738                         if (sys_ticrate.value <= 0)
2739                                 advancetime = min(sv_timer, 0.1); // don't step more than 100ms
2740                         else
2741                                 advancetime = sys_ticrate.value;
2742
2743                         if(advancetime > 0)
2744                         {
2745                                 offset = sv_timer + (Sys_DirtyTime() - sv_realtime); // LadyHavoc: FIXME: I don't understand this line
2746                                 ++svs.perf_acc_offset_samples;
2747                                 svs.perf_acc_offset += offset;
2748                                 svs.perf_acc_offset_squared += offset * offset;
2749                                 if(svs.perf_acc_offset_max < offset)
2750                                         svs.perf_acc_offset_max = offset;
2751                         }
2752
2753                         // only advance time if not paused
2754                         // the game also pauses in singleplayer when menu or console is used
2755                         sv.frametime = advancetime * host_timescale.value;
2756                         if (host_framerate.value)
2757                                 sv.frametime = host_framerate.value;
2758                         if (sv.paused || host.paused)
2759                                 sv.frametime = 0;
2760
2761                         sv_timer -= advancetime;
2762
2763                         // move things around and think unless paused
2764                         if (sv.frametime)
2765                                 SV_Physics();
2766
2767                         // send all messages to the clients
2768                         SV_SendClientMessages();
2769
2770                         if (sv.paused == 1 && sv_realtime > sv.pausedstart && sv.pausedstart > 0)
2771                         {
2772                                 PRVM_serverglobalfloat(time) = sv.time;
2773                                 prog->globals.fp[OFS_PARM0] = sv_realtime - sv.pausedstart;
2774                                 prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2775                         }
2776
2777                         // send an heartbeat if enough time has passed since the last one
2778                         NetConn_Heartbeat(0);
2779
2780                 }
2781
2782                 // we're back to safe code now
2783                 SV_UnlockThreadMutex();
2784
2785                 // if there is some time remaining from this frame, reset the timers
2786                 if (sv_timer >= 0)
2787                 {
2788                         svs.perf_acc_lost += sv_timer;
2789                         sv_timer = 0;
2790                 }
2791         }
2792         return 0;
2793 }
2794
2795 void SV_StartThread(void)
2796 {
2797         if (!sv_threaded.integer || !Thread_HasThreads())
2798                 return;
2799         svs.threaded = true;
2800         svs.threadstop = false;
2801         svs.threadmutex = Thread_CreateMutex();
2802         svs.thread = Thread_CreateThread(SV_ThreadFunc, NULL);
2803 }
2804
2805 void SV_StopThread(void)
2806 {
2807         if (!svs.threaded)
2808                 return;
2809         svs.threadstop = true;
2810         Thread_WaitThread(svs.thread, 0);
2811         Thread_DestroyMutex(svs.threadmutex);
2812         svs.threaded = false;
2813 }