sv_main.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // sv_main.c -- server main program
  21
  22 #include "quakedef.h"
  23 #include "sv_demo.h"
  24 #include "libcurl.h"
  25 #include "csprogs.h"
  26 #include "thread.h"
  27
  28 // current client
  29 client_t *host_client;
  30
  31 static void SV_SaveEntFile_f(cmd_state_t *cmd);
  32 static void SV_StartDownload_f(cmd_state_t *cmd);
  33 static void SV_Download_f(cmd_state_t *cmd);
  34 static void SV_VM_Setup(void);
  35 extern cvar_t net_connecttimeout;
  36
  37 cvar_t sv_worldmessage = {CF_SERVER | CF_READONLY, "sv_worldmessage", "", "title of current level"};
  38 cvar_t sv_worldname = {CF_SERVER | CF_READONLY, "sv_worldname", "", "name of current worldmodel"};
  39 cvar_t sv_worldnamenoextension = {CF_SERVER | CF_READONLY, "sv_worldnamenoextension", "", "name of current worldmodel without extension"};
  40 cvar_t sv_worldbasename = {CF_SERVER | CF_READONLY, "sv_worldbasename", "", "name of current worldmodel without maps/ prefix or extension"};
  41
  42 cvar_t sv_disablenotify = {CF_SERVER, "sv_disablenotify", "0", "suppress broadcast prints when certain cvars are changed (CF_NOTIFY flag in engine code)"};
  43 cvar_t coop = {CF_SERVER, "coop","0", "coop mode, 0 = no coop, 1 = coop mode, multiple players playing through the singleplayer game (coop mode also shuts off deathmatch)"};
  44 cvar_t deathmatch = {CF_SERVER, "deathmatch","0", "deathmatch mode, values depend on mod but typically 0 = no deathmatch, 1 = normal deathmatch with respawning weapons, 2 = weapons stay (players can only pick up new weapons)"};
  45 cvar_t fraglimit = {CF_SERVER | CF_NOTIFY, "fraglimit","0", "ends level if this many frags is reached by any player"};
  46 cvar_t gamecfg = {CF_SERVER, "gamecfg", "0", "unused cvar in quake, can be used by mods"};
  47 cvar_t noexit = {CF_SERVER | CF_NOTIFY, "noexit","0", "kills anyone attempting to use an exit"};
  48 cvar_t nomonsters = {CF_SERVER, "nomonsters", "0", "unused cvar in quake, can be used by mods"};
  49 cvar_t pausable = {CF_SERVER, "pausable","1", "allow players to pause or not (otherwise, only the server admin can)"};
  50 cvar_t pr_checkextension = {CF_SERVER | CF_READONLY, "pr_checkextension", "1", "indicates to QuakeC that the standard quakec extensions system is available (if 0, quakec should not attempt to use extensions)"};
  51 cvar_t samelevel = {CF_SERVER | CF_NOTIFY, "samelevel","0", "repeats same level if level ends (due to timelimit or someone hitting an exit)"};
  52 cvar_t skill = {CF_SERVER, "skill","1", "difficulty level of game, affects monster layouts in levels, 0 = easy, 1 = normal, 2 = hard, 3 = nightmare (same layout as hard but monsters fire twice)"};
  53 cvar_t campaign = {CF_SERVER, "campaign", "0", "singleplayer mode"};
  54 cvar_t host_timescale = {CF_CLIENT | CF_SERVER, "host_timescale", "1.0", "controls game speed, 0.5 is half speed, 2 is double speed"};
  55
  56 cvar_t sv_accelerate = {CF_SERVER, "sv_accelerate", "10", "rate at which a player accelerates to sv_maxspeed"};
  57 cvar_t sv_aim = {CF_SERVER | CF_ARCHIVE, "sv_aim", "2", "maximum cosine angle for quake's vertical autoaim, a value above 1 completely disables the autoaim, quake used 0.93"};
  58 cvar_t sv_airaccel_qw = {CF_SERVER, "sv_airaccel_qw", "1", "ratio of QW-style air control as opposed to simple acceleration; when < 0, the speed is clamped against the maximum allowed forward speed after the move"};
  59 cvar_t sv_airaccel_qw_stretchfactor = {CF_SERVER, "sv_airaccel_qw_stretchfactor", "0", "when set, the maximum acceleration increase the player may get compared to forward-acceleration when strafejumping"};
  60 cvar_t sv_airaccel_sideways_friction = {CF_SERVER, "sv_airaccel_sideways_friction", "", "anti-sideways movement stabilization (reduces speed gain when zigzagging); when < 0, only so much friction is applied that braking (by accelerating backwards) cannot be stronger"};
  61 cvar_t sv_airaccelerate = {CF_SERVER, "sv_airaccelerate", "-1", "rate at which a player accelerates to sv_maxairspeed while in the air, if less than 0 the sv_accelerate variable is used instead"};
  62 cvar_t sv_airstopaccelerate = {CF_SERVER, "sv_airstopaccelerate", "0", "when set, replacement for sv_airaccelerate when moving backwards"};
  63 cvar_t sv_airspeedlimit_nonqw = {CF_SERVER, "sv_airspeedlimit_nonqw", "0", "when set, this is a soft speed limit while in air when using airaccel_qw not equal to 1"};
  64 cvar_t sv_airstrafeaccelerate = {CF_SERVER, "sv_airstrafeaccelerate", "0", "when set, replacement for sv_airaccelerate when just strafing"};
  65 cvar_t sv_maxairstrafespeed = {CF_SERVER, "sv_maxairstrafespeed", "0", "when set, replacement for sv_maxairspeed when just strafing"};
  66 cvar_t sv_airstrafeaccel_qw = {CF_SERVER, "sv_airstrafeaccel_qw", "0", "when set, replacement for sv_airaccel_qw when just strafing"};
  67 cvar_t sv_aircontrol = {CF_SERVER, "sv_aircontrol", "0", "CPMA-style air control"};
  68 cvar_t sv_aircontrol_power = {CF_SERVER, "sv_aircontrol_power", "2", "CPMA-style air control exponent"};
  69 cvar_t sv_aircontrol_penalty = {CF_SERVER, "sv_aircontrol_penalty", "0", "deceleration while using CPMA-style air control"};
  70 cvar_t sv_allowdownloads = {CF_SERVER, "sv_allowdownloads", "1", "whether to allow clients to download files from the server (does not affect http downloads)"};
  71 cvar_t sv_allowdownloads_archive = {CF_SERVER, "sv_allowdownloads_archive", "0", "whether to allow downloads of archives (pak/pk3)"};
  72 cvar_t sv_allowdownloads_config = {CF_SERVER, "sv_allowdownloads_config", "0", "whether to allow downloads of config files (cfg)"};
  73 cvar_t sv_allowdownloads_dlcache = {CF_SERVER, "sv_allowdownloads_dlcache", "0", "whether to allow downloads of dlcache files (dlcache/)"};
  74 cvar_t sv_allowdownloads_inarchive = {CF_SERVER, "sv_allowdownloads_inarchive", "0", "whether to allow downloads from archives (pak/pk3)"};
  75 cvar_t sv_areagrid_link_SOLID_NOT = {CF_SERVER | CF_NOTIFY, "sv_areagrid_link_SOLID_NOT", "1", "set to 0 to prevent SOLID_NOT entities from being linked to the area grid, and unlink any that are already linked (in the code paths that would otherwise link them), for better performance"};
  76 cvar_t sv_areagrid_mingridsize = {CF_SERVER | CF_NOTIFY, "sv_areagrid_mingridsize", "128", "minimum areagrid cell size, smaller values work better for lots of small objects, higher values for large objects"};
  77 cvar_t sv_checkforpacketsduringsleep = {CF_SERVER, "sv_checkforpacketsduringsleep", "0", "uses select() function to wait between frames which can be interrupted by packets being received, instead of Sleep()/usleep()/SDL_Sleep() functions which do not check for packets"};
  78 cvar_t sv_clmovement_enable = {CF_SERVER, "sv_clmovement_enable", "1", "whether to allow clients to use cl_movement prediction, which can cause choppy movement on the server which may annoy other players"};
  79 cvar_t sv_clmovement_minping = {CF_SERVER, "sv_clmovement_minping", "0", "if client ping is below this time in milliseconds, then their ability to use cl_movement prediction is disabled for a while (as they don't need it)"};
  80 cvar_t sv_clmovement_minping_disabletime = {CF_SERVER, "sv_clmovement_minping_disabletime", "1000", "when client falls below minping, disable their prediction for this many milliseconds (should be at least 1000 or else their prediction may turn on/off frequently)"};
  81 cvar_t sv_clmovement_inputtimeout = {CF_SERVER, "sv_clmovement_inputtimeout", "0.1", "when a client does not send input for this many seconds (max 0.1), force them to move anyway (unlike QuakeWorld)"};
  82 cvar_t sv_cullentities_nevercullbmodels = {CF_SERVER, "sv_cullentities_nevercullbmodels", "0", "if enabled the clients are always notified of moving doors and lifts and other submodels of world (warning: eats a lot of network bandwidth on some levels!)"};
  83 cvar_t sv_cullentities_pvs = {CF_SERVER, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"};
  84 cvar_t sv_cullentities_stats = {CF_SERVER, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
  85 cvar_t sv_cullentities_trace = {CF_SERVER, "sv_cullentities_trace", "0", "somewhat slow but very tight culling of hidden entities, minimizes network traffic and makes wallhack cheats useless"};
  86 cvar_t sv_cullentities_trace_delay = {CF_SERVER, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  87 cvar_t sv_cullentities_trace_delay_players = {CF_SERVER, "sv_cullentities_trace_delay_players", "0.2", "number of seconds until the entity gets actually culled if it is a player entity"};
  88 cvar_t sv_cullentities_trace_enlarge = {CF_SERVER, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  89 cvar_t sv_cullentities_trace_expand = {CF_SERVER, "sv_cullentities_trace_expand", "0", "box is expanded by this many units for entity culling (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  90 cvar_t sv_cullentities_trace_eyejitter = {CF_SERVER, "sv_cullentities_trace_eyejitter", "16", "jitter the eye by this much for each trace (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  91 cvar_t sv_cullentities_trace_prediction = {CF_SERVER, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
  92 cvar_t sv_cullentities_trace_prediction_time = {CF_SERVER, "sv_cullentities_trace_prediction_time", "0.2", "maximum ping time to predict in seconds"};
  93 cvar_t sv_cullentities_trace_entityocclusion = {CF_SERVER, "sv_cullentities_trace_entityocclusion", "0", "also check if doors and other bsp models are in the way"};
  94 cvar_t sv_cullentities_trace_samples = {CF_SERVER, "sv_cullentities_trace_samples", "2", "number of samples to test for entity culling"};
  95 cvar_t sv_cullentities_trace_samples_extra = {CF_SERVER, "sv_cullentities_trace_samples_extra", "2", "number of samples to test for entity culling when the entity affects its surroundings by e.g. dlight (also applies to portal camera eyes even if sv_cullentities_trace is 0)"};
  96 cvar_t sv_cullentities_trace_samples_players = {CF_SERVER, "sv_cullentities_trace_samples_players", "8", "number of samples to test for entity culling when the entity is a player entity"};
  97 cvar_t sv_cullentities_trace_spectators = {CF_SERVER, "sv_cullentities_trace_spectators", "0", "enables trace entity culling for clients that are spectating"};
  98 cvar_t sv_debugmove = {CF_SERVER | CF_NOTIFY, "sv_debugmove", "0", "disables collision detection optimizations for debugging purposes"};
  99 cvar_t sv_echobprint = {CF_SERVER | CF_ARCHIVE, "sv_echobprint", "1", "prints gamecode bprint() calls to server console"};
 100 cvar_t sv_edgefriction = {CF_SERVER, "edgefriction", "1", "how much you slow down when nearing a ledge you might fall off, multiplier of sv_friction (Quake used 2, QuakeWorld used 1 due to a bug in physics code)"};
 101 cvar_t sv_entpatch = {CF_SERVER, "sv_entpatch", "1", "enables loading of .ent files to override entities in the bsp (for example Threewave CTF server pack contains .ent patch files enabling play of CTF on id1 maps)"};
 102 cvar_t sv_freezenonclients = {CF_SERVER | CF_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
 103 cvar_t sv_friction = {CF_SERVER | CF_NOTIFY, "sv_friction","4", "how fast you slow down"};
 104 cvar_t sv_gameplayfix_blowupfallenzombies = {CF_SERVER, "sv_gameplayfix_blowupfallenzombies", "1", "causes findradius to detect SOLID_NOT entities such as zombies and corpses on the floor, allowing splash damage to apply to them"};
 105 cvar_t sv_gameplayfix_consistentplayerprethink = {CF_SERVER, "sv_gameplayfix_consistentplayerprethink", "0", "improves fairness in multiplayer by running all PlayerPreThink functions (which fire weapons) before performing physics, then running all PlayerPostThink functions"};
 106 cvar_t sv_gameplayfix_delayprojectiles = {CF_SERVER, "sv_gameplayfix_delayprojectiles", "1", "causes entities to not move on the same frame they are spawned, meaning that projectiles wait until the next frame to perform their first move, giving proper interpolation and rocket trails, but making weapons harder to use at low framerates"};
 107 cvar_t sv_gameplayfix_droptofloorstartsolid = {CF_SERVER, "sv_gameplayfix_droptofloorstartsolid", "1", "prevents items and monsters that start in a solid area from falling out of the level (makes droptofloor treat trace_startsolid as an acceptable outcome)"};
 108 cvar_t sv_gameplayfix_droptofloorstartsolid_nudgetocorrect = {CF_SERVER, "sv_gameplayfix_droptofloorstartsolid_nudgetocorrect", "1", "tries to nudge stuck items and monsters out of walls before droptofloor is performed"};
 109 cvar_t sv_gameplayfix_easierwaterjump = {CF_SERVER, "sv_gameplayfix_easierwaterjump", "1", "changes water jumping to make it easier to get out of water (exactly like in QuakeWorld)"};
 110 cvar_t sv_gameplayfix_findradiusdistancetobox = {CF_SERVER, "sv_gameplayfix_findradiusdistancetobox", "1", "causes findradius to check the distance to the corner of a box rather than the center of the box, makes findradius detect bmodels such as very large doors that would otherwise be unaffected by splash damage"};
 111 cvar_t sv_gameplayfix_gravityunaffectedbyticrate = {CF_SERVER, "sv_gameplayfix_gravityunaffectedbyticrate", "0", "fix some ticrate issues in physics."};
 112 cvar_t sv_gameplayfix_grenadebouncedownslopes = {CF_SERVER, "sv_gameplayfix_grenadebouncedownslopes", "1", "prevents MOVETYPE_BOUNCE (grenades) from getting stuck when fired down a downward sloping surface"};
 113 cvar_t sv_gameplayfix_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"};
 114 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"};
 115 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)"};
 116 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)"};
 117 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"};
 118 cvar_t sv_gameplayfix_q2airaccelerate = {CF_SERVER, "sv_gameplayfix_q2airaccelerate", "0", "Quake2-style air acceleration"};
 119 cvar_t sv_gameplayfix_nogravityonground = {CF_SERVER, "sv_gameplayfix_nogravityonground", "0", "turn off gravity when on ground (to get rid of sliding)"};
 120 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"};
 121 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"};
 122 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)"};
 123 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"};
 124 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"};
 125 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"};
 126 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"};
 127 cvar_t sv_gameplayfix_downtracesupportsongroundflag = {CF_SERVER, "sv_gameplayfix_downtracesupportsongroundflag", "1", "prevents very short moves from clearing onground (which may make the player stick to the floor at high netfps), fixes groundentity not being set when walking onto a mover with sv_gameplayfix_nogravityonground"};
 128 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"};
 129 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."};
 130 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"};
 131 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)"};
 132 cvar_t sv_gameplayfix_customstats = {CF_SERVER, "sv_gameplayfix_customstats", "0", "Disable stats higher than 220, for use by certain games such as Xonotic"};
 133 cvar_t sv_gravity = {CF_SERVER | CF_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
 134 cvar_t sv_init_frame_count = {CF_SERVER, "sv_init_frame_count", "2", "number of frames to run to allow everything to settle before letting clients connect"};
 135 cvar_t sv_idealpitchscale = {CF_SERVER, "sv_idealpitchscale","0.8", "how much to look up/down slopes and stairs when not using freelook"};
 136 cvar_t sv_jumpstep = {CF_SERVER | CF_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping"};
 137 cvar_t sv_jumpvelocity = {CF_SERVER, "sv_jumpvelocity", "270", "cvar that can be used by QuakeC code for jump velocity"};
 138 cvar_t sv_legacy_bbox_expand = {CF_SERVER, "sv_legacy_bbox_expand", "1", "before linking an entity to the area grid, decrease its mins and increase its maxs by '1 1 1', or '15 15 1' if it has flag FL_ITEM (this is the Quake/QuakeWorld behaviour); disable to make SVQC bboxes consistent with CSQC which never does this expansion"};
 139 cvar_t sv_maxairspeed = {CF_SERVER, "sv_maxairspeed", "30", "maximum speed a player can accelerate to when airborn (note that it is possible to completely stop by moving the opposite direction)"};
 140 cvar_t sv_maxrate = {CF_SERVER | CF_ARCHIVE | CF_NOTIFY, "sv_maxrate", "1000000", "upper limit on client rate cvar, should reflect your network connection quality"};
 141 cvar_t sv_maxspeed = {CF_SERVER | CF_NOTIFY, "sv_maxspeed", "320", "maximum speed a player can accelerate to when on ground (can be exceeded by tricks)"};
 142 cvar_t sv_maxvelocity = {CF_SERVER | CF_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 143 cvar_t sv_nostep = {CF_SERVER | CF_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 144 cvar_t sv_playerphysicsqc = {CF_SERVER | CF_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 145 cvar_t sv_progs = {CF_SERVER, "sv_progs", "progs.dat", "selects which quakec progs.dat file to run" };
 146 cvar_t sv_protocolname = {CF_SERVER, "sv_protocolname", "DP7", "selects network protocol to host for (values include QUAKE, QUAKEDP, NEHAHRAMOVIE, DP1 and up)"};
 147 cvar_t sv_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"};
 148 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)"};
 149 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)"};
 150 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)"};
 151 cvar_t sv_stepheight = {CF_SERVER | CF_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
 152 cvar_t sv_stopspeed = {CF_SERVER | CF_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
 153 cvar_t sv_wallfriction = {CF_SERVER | CF_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 154 cvar_t sv_wateraccelerate = {CF_SERVER, "sv_wateraccelerate", "-1", "rate at which a player accelerates to sv_maxspeed while in water, if less than 0 the sv_accelerate variable is used instead"};
 155 cvar_t sv_waterfriction = {CF_SERVER | CF_NOTIFY, "sv_waterfriction","-1", "how fast you slow down in water, if less than 0 the sv_friction variable is used instead"};
 156 cvar_t sv_warsowbunny_airforwardaccel = {CF_SERVER, "sv_warsowbunny_airforwardaccel", "1.00001", "how fast you accelerate until you reach sv_maxspeed"};
 157 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)"};
 158 cvar_t sv_warsowbunny_topspeed = {CF_SERVER, "sv_warsowbunny_topspeed", "925", "soft speed limit (can get faster with rjs and on ramps)"};
 159 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)"};
 160 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"};
 161 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)"};
 162 cvar_t sv_areadebug = {CF_SERVER, "sv_areadebug", "0", "disables physics culling for debugging purposes (only for development)"};
 163 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"};
 164 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"};
 165 cvar_t timelimit = {CF_SERVER | CF_NOTIFY, "timelimit","0", "ends level at this time (in minutes)"};
 166 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"};
 167
 168 cvar_t sv_rollspeed = {CF_CLIENT, "sv_rollspeed", "200", "how much strafing is necessary to tilt the view"};
 169 cvar_t sv_rollangle = {CF_CLIENT, "sv_rollangle", "2.0", "how much to tilt the view when strafing"};
 170
 171 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"};
 172 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"};
 173 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"};
 174 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"};
 175 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"};
 176 cvar_t scratch1 = {CF_SERVER, "scratch1", "0", "unused cvar in quake, can be used by mods"};
 177 cvar_t scratch2 = {CF_SERVER,"scratch2", "0", "unused cvar in quake, can be used by mods"};
 178 cvar_t scratch3 = {CF_SERVER, "scratch3", "0", "unused cvar in quake, can be used by mods"};
 179 cvar_t scratch4 = {CF_SERVER, "scratch4", "0", "unused cvar in quake, can be used by mods"};
 180 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)"};
 181
 182 cvar_t nehx00 = {CF_SERVER, "nehx00", "0", "nehahra data storage cvar (used in singleplayer)"};
 183 cvar_t nehx01 = {CF_SERVER, "nehx01", "0", "nehahra data storage cvar (used in singleplayer)"};
 184 cvar_t nehx02 = {CF_SERVER, "nehx02", "0", "nehahra data storage cvar (used in singleplayer)"};
 185 cvar_t nehx03 = {CF_SERVER, "nehx03", "0", "nehahra data storage cvar (used in singleplayer)"};
 186 cvar_t nehx04 = {CF_SERVER, "nehx04", "0", "nehahra data storage cvar (used in singleplayer)"};
 187 cvar_t nehx05 = {CF_SERVER, "nehx05", "0", "nehahra data storage cvar (used in singleplayer)"};
 188 cvar_t nehx06 = {CF_SERVER, "nehx06", "0", "nehahra data storage cvar (used in singleplayer)"};
 189 cvar_t nehx07 = {CF_SERVER, "nehx07", "0", "nehahra data storage cvar (used in singleplayer)"};
 190 cvar_t nehx08 = {CF_SERVER, "nehx08", "0", "nehahra data storage cvar (used in singleplayer)"};
 191 cvar_t nehx09 = {CF_SERVER, "nehx09", "0", "nehahra data storage cvar (used in singleplayer)"};
 192 cvar_t nehx10 = {CF_SERVER, "nehx10", "0", "nehahra data storage cvar (used in singleplayer)"};
 193 cvar_t nehx11 = {CF_SERVER, "nehx11", "0", "nehahra data storage cvar (used in singleplayer)"};
 194 cvar_t nehx12 = {CF_SERVER, "nehx12", "0", "nehahra data storage cvar (used in singleplayer)"};
 195 cvar_t nehx13 = {CF_SERVER, "nehx13", "0", "nehahra data storage cvar (used in singleplayer)"};
 196 cvar_t nehx14 = {CF_SERVER, "nehx14", "0", "nehahra data storage cvar (used in singleplayer)"};
 197 cvar_t nehx15 = {CF_SERVER, "nehx15", "0", "nehahra data storage cvar (used in singleplayer)"};
 198 cvar_t nehx16 = {CF_SERVER, "nehx16", "0", "nehahra data storage cvar (used in singleplayer)"};
 199 cvar_t nehx17 = {CF_SERVER, "nehx17", "0", "nehahra data storage cvar (used in singleplayer)"};
 200 cvar_t nehx18 = {CF_SERVER, "nehx18", "0", "nehahra data storage cvar (used in singleplayer)"};
 201 cvar_t nehx19 = {CF_SERVER, "nehx19", "0", "nehahra data storage cvar (used in singleplayer)"};
 202 cvar_t cutscene = {CF_SERVER, "cutscene", "1", "enables cutscenes in nehahra, can be used by other mods"};
 203
 204 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)"};
 205 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)" };
 206 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."};
 207
 208 cvar_t halflifebsp = {CF_SERVER, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"};
 209 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)"};
 210 cvar_t sv_mapformat_is_quake3 = {CF_SERVER, "sv_mapformat_is_quake3", "0", "indicates the current map is q3bsp format (useful to know because of different entity behaviors)"};
 211
 212 cvar_t sv_writepicture_quality = {CF_SERVER | CF_ARCHIVE, "sv_writepicture_quality", "10", "WritePicture quality offset (higher means better quality, but slower)"};
 213
 214 server_t sv;
 215 server_static_t svs;
 216
 217 mempool_t *sv_mempool = NULL;
 218
 219 extern cvar_t host_timescale;
 220 extern float            scr_centertime_off;
 221
 222 // MUST match effectnameindex_t in client.h
 223 static const char *standardeffectnames[EFFECT_TOTAL] =
 224 {
 225         "",
 226         "TE_GUNSHOT",
 227         "TE_GUNSHOTQUAD",
 228         "TE_SPIKE",
 229         "TE_SPIKEQUAD",
 230         "TE_SUPERSPIKE",
 231         "TE_SUPERSPIKEQUAD",
 232         "TE_WIZSPIKE",
 233         "TE_KNIGHTSPIKE",
 234         "TE_EXPLOSION",
 235         "TE_EXPLOSIONQUAD",
 236         "TE_TAREXPLOSION",
 237         "TE_TELEPORT",
 238         "TE_LAVASPLASH",
 239         "TE_SMALLFLASH",
 240         "TE_FLAMEJET",
 241         "EF_FLAME",
 242         "TE_BLOOD",
 243         "TE_SPARK",
 244         "TE_PLASMABURN",
 245         "TE_TEI_G3",
 246         "TE_TEI_SMOKE",
 247         "TE_TEI_BIGEXPLOSION",
 248         "TE_TEI_PLASMAHIT",
 249         "EF_STARDUST",
 250         "TR_ROCKET",
 251         "TR_GRENADE",
 252         "TR_BLOOD",
 253         "TR_WIZSPIKE",
 254         "TR_SLIGHTBLOOD",
 255         "TR_KNIGHTSPIKE",
 256         "TR_VORESPIKE",
 257         "TR_NEHAHRASMOKE",
 258         "TR_NEXUIZPLASMA",
 259         "TR_GLOWTRAIL",
 260         "SVC_PARTICLE"
 261 };
 262
 263 #define SV_REQFUNCS 0
 264 #define sv_reqfuncs NULL
 265
 266 //#define SV_REQFUNCS (sizeof(sv_reqfuncs) / sizeof(const char *))
 267 //static const char *sv_reqfuncs[] = {
 268 //};
 269
 270 #define SV_REQFIELDS (sizeof(sv_reqfields) / sizeof(prvm_required_field_t))
 271
 272 prvm_required_field_t sv_reqfields[] =
 273 {
 274 #define PRVM_DECLARE_serverglobalfloat(x)
 275 #define PRVM_DECLARE_serverglobalvector(x)
 276 #define PRVM_DECLARE_serverglobalstring(x)
 277 #define PRVM_DECLARE_serverglobaledict(x)
 278 #define PRVM_DECLARE_serverglobalfunction(x)
 279 #define PRVM_DECLARE_clientglobalfloat(x)
 280 #define PRVM_DECLARE_clientglobalvector(x)
 281 #define PRVM_DECLARE_clientglobalstring(x)
 282 #define PRVM_DECLARE_clientglobaledict(x)
 283 #define PRVM_DECLARE_clientglobalfunction(x)
 284 #define PRVM_DECLARE_menuglobalfloat(x)
 285 #define PRVM_DECLARE_menuglobalvector(x)
 286 #define PRVM_DECLARE_menuglobalstring(x)
 287 #define PRVM_DECLARE_menuglobaledict(x)
 288 #define PRVM_DECLARE_menuglobalfunction(x)
 289 #define PRVM_DECLARE_serverfieldfloat(x) {ev_float, #x},
 290 #define PRVM_DECLARE_serverfieldvector(x) {ev_vector, #x},
 291 #define PRVM_DECLARE_serverfieldstring(x) {ev_string, #x},
 292 #define PRVM_DECLARE_serverfieldedict(x) {ev_entity, #x},
 293 #define PRVM_DECLARE_serverfieldfunction(x) {ev_function, #x},
 294 #define PRVM_DECLARE_clientfieldfloat(x)
 295 #define PRVM_DECLARE_clientfieldvector(x)
 296 #define PRVM_DECLARE_clientfieldstring(x)
 297 #define PRVM_DECLARE_clientfieldedict(x)
 298 #define PRVM_DECLARE_clientfieldfunction(x)
 299 #define PRVM_DECLARE_menufieldfloat(x)
 300 #define PRVM_DECLARE_menufieldvector(x)
 301 #define PRVM_DECLARE_menufieldstring(x)
 302 #define PRVM_DECLARE_menufieldedict(x)
 303 #define PRVM_DECLARE_menufieldfunction(x)
 304 #define PRVM_DECLARE_serverfunction(x)
 305 #define PRVM_DECLARE_clientfunction(x)
 306 #define PRVM_DECLARE_menufunction(x)
 307 #define PRVM_DECLARE_field(x)
 308 #define PRVM_DECLARE_global(x)
 309 #define PRVM_DECLARE_function(x)
 310 #include "prvm_offsets.h"
 311 #undef PRVM_DECLARE_serverglobalfloat
 312 #undef PRVM_DECLARE_serverglobalvector
 313 #undef PRVM_DECLARE_serverglobalstring
 314 #undef PRVM_DECLARE_serverglobaledict
 315 #undef PRVM_DECLARE_serverglobalfunction
 316 #undef PRVM_DECLARE_clientglobalfloat
 317 #undef PRVM_DECLARE_clientglobalvector
 318 #undef PRVM_DECLARE_clientglobalstring
 319 #undef PRVM_DECLARE_clientglobaledict
 320 #undef PRVM_DECLARE_clientglobalfunction
 321 #undef PRVM_DECLARE_menuglobalfloat
 322 #undef PRVM_DECLARE_menuglobalvector
 323 #undef PRVM_DECLARE_menuglobalstring
 324 #undef PRVM_DECLARE_menuglobaledict
 325 #undef PRVM_DECLARE_menuglobalfunction
 326 #undef PRVM_DECLARE_serverfieldfloat
 327 #undef PRVM_DECLARE_serverfieldvector
 328 #undef PRVM_DECLARE_serverfieldstring
 329 #undef PRVM_DECLARE_serverfieldedict
 330 #undef PRVM_DECLARE_serverfieldfunction
 331 #undef PRVM_DECLARE_clientfieldfloat
 332 #undef PRVM_DECLARE_clientfieldvector
 333 #undef PRVM_DECLARE_clientfieldstring
 334 #undef PRVM_DECLARE_clientfieldedict
 335 #undef PRVM_DECLARE_clientfieldfunction
 336 #undef PRVM_DECLARE_menufieldfloat
 337 #undef PRVM_DECLARE_menufieldvector
 338 #undef PRVM_DECLARE_menufieldstring
 339 #undef PRVM_DECLARE_menufieldedict
 340 #undef PRVM_DECLARE_menufieldfunction
 341 #undef PRVM_DECLARE_serverfunction
 342 #undef PRVM_DECLARE_clientfunction
 343 #undef PRVM_DECLARE_menufunction
 344 #undef PRVM_DECLARE_field
 345 #undef PRVM_DECLARE_global
 346 #undef PRVM_DECLARE_function
 347 };
 348
 349 #define SV_REQGLOBALS (sizeof(sv_reqglobals) / sizeof(prvm_required_field_t))
 350
 351 prvm_required_field_t sv_reqglobals[] =
 352 {
 353 #define PRVM_DECLARE_serverglobalfloat(x) {ev_float, #x},
 354 #define PRVM_DECLARE_serverglobalvector(x) {ev_vector, #x},
 355 #define PRVM_DECLARE_serverglobalstring(x) {ev_string, #x},
 356 #define PRVM_DECLARE_serverglobaledict(x) {ev_entity, #x},
 357 #define PRVM_DECLARE_serverglobalfunction(x) {ev_function, #x},
 358 #define PRVM_DECLARE_clientglobalfloat(x)
 359 #define PRVM_DECLARE_clientglobalvector(x)
 360 #define PRVM_DECLARE_clientglobalstring(x)
 361 #define PRVM_DECLARE_clientglobaledict(x)
 362 #define PRVM_DECLARE_clientglobalfunction(x)
 363 #define PRVM_DECLARE_menuglobalfloat(x)
 364 #define PRVM_DECLARE_menuglobalvector(x)
 365 #define PRVM_DECLARE_menuglobalstring(x)
 366 #define PRVM_DECLARE_menuglobaledict(x)
 367 #define PRVM_DECLARE_menuglobalfunction(x)
 368 #define PRVM_DECLARE_serverfieldfloat(x)
 369 #define PRVM_DECLARE_serverfieldvector(x)
 370 #define PRVM_DECLARE_serverfieldstring(x)
 371 #define PRVM_DECLARE_serverfieldedict(x)
 372 #define PRVM_DECLARE_serverfieldfunction(x)
 373 #define PRVM_DECLARE_clientfieldfloat(x)
 374 #define PRVM_DECLARE_clientfieldvector(x)
 375 #define PRVM_DECLARE_clientfieldstring(x)
 376 #define PRVM_DECLARE_clientfieldedict(x)
 377 #define PRVM_DECLARE_clientfieldfunction(x)
 378 #define PRVM_DECLARE_menufieldfloat(x)
 379 #define PRVM_DECLARE_menufieldvector(x)
 380 #define PRVM_DECLARE_menufieldstring(x)
 381 #define PRVM_DECLARE_menufieldedict(x)
 382 #define PRVM_DECLARE_menufieldfunction(x)
 383 #define PRVM_DECLARE_serverfunction(x)
 384 #define PRVM_DECLARE_clientfunction(x)
 385 #define PRVM_DECLARE_menufunction(x)
 386 #define PRVM_DECLARE_field(x)
 387 #define PRVM_DECLARE_global(x)
 388 #define PRVM_DECLARE_function(x)
 389 #include "prvm_offsets.h"
 390 #undef PRVM_DECLARE_serverglobalfloat
 391 #undef PRVM_DECLARE_serverglobalvector
 392 #undef PRVM_DECLARE_serverglobalstring
 393 #undef PRVM_DECLARE_serverglobaledict
 394 #undef PRVM_DECLARE_serverglobalfunction
 395 #undef PRVM_DECLARE_clientglobalfloat
 396 #undef PRVM_DECLARE_clientglobalvector
 397 #undef PRVM_DECLARE_clientglobalstring
 398 #undef PRVM_DECLARE_clientglobaledict
 399 #undef PRVM_DECLARE_clientglobalfunction
 400 #undef PRVM_DECLARE_menuglobalfloat
 401 #undef PRVM_DECLARE_menuglobalvector
 402 #undef PRVM_DECLARE_menuglobalstring
 403 #undef PRVM_DECLARE_menuglobaledict
 404 #undef PRVM_DECLARE_menuglobalfunction
 405 #undef PRVM_DECLARE_serverfieldfloat
 406 #undef PRVM_DECLARE_serverfieldvector
 407 #undef PRVM_DECLARE_serverfieldstring
 408 #undef PRVM_DECLARE_serverfieldedict
 409 #undef PRVM_DECLARE_serverfieldfunction
 410 #undef PRVM_DECLARE_clientfieldfloat
 411 #undef PRVM_DECLARE_clientfieldvector
 412 #undef PRVM_DECLARE_clientfieldstring
 413 #undef PRVM_DECLARE_clientfieldedict
 414 #undef PRVM_DECLARE_clientfieldfunction
 415 #undef PRVM_DECLARE_menufieldfloat
 416 #undef PRVM_DECLARE_menufieldvector
 417 #undef PRVM_DECLARE_menufieldstring
 418 #undef PRVM_DECLARE_menufieldedict
 419 #undef PRVM_DECLARE_menufieldfunction
 420 #undef PRVM_DECLARE_serverfunction
 421 #undef PRVM_DECLARE_clientfunction
 422 #undef PRVM_DECLARE_menufunction
 423 #undef PRVM_DECLARE_field
 424 #undef PRVM_DECLARE_global
 425 #undef PRVM_DECLARE_function
 426 };
 427
 428 static void Host_Timescale_c(cvar_t *var)
 429 {
 430         if(var->value < 0.00001 && var->value != 0)
 431                 Cvar_SetValueQuick(var, 0);
 432 }
 433
 434 //============================================================================
 435
 436 static void SV_AreaStats_f(cmd_state_t *cmd)
 437 {
 438         World_PrintAreaStats(&sv.world, "server");
 439 }
 440
 441 static void SV_ServerOptions (void)
 442 {
 443         int i;
 444
 445         // general default
 446         svs.maxclients = 8;
 447
 448 // COMMANDLINEOPTION: Server: -dedicated [playerlimit] starts a dedicated server (with a command console), default playerlimit is 8
 449 // COMMANDLINEOPTION: Server: -listen [playerlimit] starts a multiplayer server with graphical client, like singleplayer but other players can connect, default playerlimit is 8
 450         // if no client is in the executable or -dedicated is specified on
 451         // commandline, start a dedicated server
 452         i = Sys_CheckParm ("-dedicated");
 453         if (i || !cl_available)
 454         {
 455                 cls.state = ca_dedicated;
 456                 // check for -dedicated specifying how many players
 457                 if (i && i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 458                         svs.maxclients = atoi (sys.argv[i+1]);
 459                 if (Sys_CheckParm ("-listen"))
 460                         Con_Printf ("Only one of -dedicated or -listen can be specified\n");
 461                 // default sv_public on for dedicated servers (often hosted by serious administrators), off for listen servers (often hosted by clueless users)
 462                 Cvar_SetValue(&cvars_all, "sv_public", 1);
 463         }
 464         else if (cl_available)
 465         {
 466                 // client exists and not dedicated, check if -listen is specified
 467                 cls.state = ca_disconnected;
 468                 i = Sys_CheckParm ("-listen");
 469                 if (i)
 470                 {
 471                         // default players unless specified
 472                         if (i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 473                                 svs.maxclients = atoi (sys.argv[i+1]);
 474                 }
 475                 else
 476                 {
 477                         // default players in some games, singleplayer in most
 478                         if (gamemode != GAME_GOODVSBAD2 && !IS_NEXUIZ_DERIVED(gamemode) && gamemode != GAME_BATTLEMECH)
 479                                 svs.maxclients = 1;
 480                 }
 481         }
 482
 483         svs.maxclients = svs.maxclients_next = bound(1, svs.maxclients, MAX_SCOREBOARD);
 484
 485         svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
 486
 487         if (svs.maxclients > 1 && !deathmatch.integer && !coop.integer)
 488                 Cvar_SetValueQuick(&deathmatch, 1);
 489 }
 490
 491 /*
 492 ===============
 493 SV_Init
 494 ===============
 495 */
 496 void SV_Init (void)
 497 {
 498         // init the csqc progs cvars, since they are updated/used by the server code
 499         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 500         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 501         extern cvar_t csqc_progcrc;
 502         extern cvar_t csqc_progsize;
 503         extern cvar_t csqc_usedemoprogs;
 504
 505         Cvar_RegisterVariable(&sv_worldmessage);
 506         Cvar_RegisterVariable(&sv_worldname);
 507         Cvar_RegisterVariable(&sv_worldnamenoextension);
 508         Cvar_RegisterVariable(&sv_worldbasename);
 509
 510         Cvar_RegisterVariable (&csqc_progname);
 511         Cvar_RegisterVariable (&csqc_progcrc);
 512         Cvar_RegisterVariable (&csqc_progsize);
 513         Cvar_RegisterVariable (&csqc_usedemoprogs);
 514
 515         Cmd_AddCommand(CF_SHARED, "sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 516         Cmd_AddCommand(CF_SHARED, "sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 517         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "sv_startdownload", SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 518         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "download", SV_Download_f, "downloads a specified file from the server");
 519
 520         Cvar_RegisterVariable (&sv_disablenotify);
 521         Cvar_RegisterVariable (&coop);
 522         Cvar_RegisterVariable (&deathmatch);
 523         Cvar_RegisterVariable (&fraglimit);
 524         Cvar_RegisterVariable (&gamecfg);
 525         Cvar_RegisterVariable (&noexit);
 526         Cvar_RegisterVariable (&nomonsters);
 527         Cvar_RegisterVariable (&pausable);
 528         Cvar_RegisterVariable (&pr_checkextension);
 529         Cvar_RegisterVariable (&samelevel);
 530         Cvar_RegisterVariable (&skill);
 531         Cvar_RegisterVariable (&campaign);
 532         Cvar_RegisterVariable (&host_timescale);
 533         Cvar_RegisterCallback (&host_timescale, Host_Timescale_c);
 534         Cvar_RegisterVirtual (&host_timescale, "slowmo");
 535         Cvar_RegisterVirtual (&host_timescale, "timescale");
 536         Cvar_RegisterVariable (&sv_accelerate);
 537         Cvar_RegisterVariable (&sv_aim);
 538         Cvar_RegisterVariable (&sv_airaccel_qw);
 539         Cvar_RegisterVariable (&sv_airaccel_qw_stretchfactor);
 540         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 541         Cvar_RegisterVariable (&sv_airaccelerate);
 542         Cvar_RegisterVariable (&sv_airstopaccelerate);
 543         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 544         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 545         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 546         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 547         Cvar_RegisterVariable (&sv_aircontrol);
 548         Cvar_RegisterVariable (&sv_aircontrol_power);
 549         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 550         Cvar_RegisterVariable (&sv_allowdownloads);
 551         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 552         Cvar_RegisterVariable (&sv_allowdownloads_config);
 553         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 554         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 555         Cvar_RegisterVariable (&sv_areagrid_link_SOLID_NOT);
 556         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 557         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 558         Cvar_RegisterVariable (&sv_clmovement_enable);
 559         Cvar_RegisterVariable (&sv_clmovement_minping);
 560         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 561         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 562         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 563         Cvar_RegisterVariable (&sv_cullentities_pvs);
 564         Cvar_RegisterVariable (&sv_cullentities_stats);
 565         Cvar_RegisterVariable (&sv_cullentities_trace);
 566         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 567         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 568         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 569         Cvar_RegisterVariable (&sv_cullentities_trace_expand);
 570         Cvar_RegisterVariable (&sv_cullentities_trace_eyejitter);
 571         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 572         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 573         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 574         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 575         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 576         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 577         Cvar_RegisterVariable (&sv_cullentities_trace_spectators);
 578         Cvar_RegisterVariable (&sv_debugmove);
 579         Cvar_RegisterVariable (&sv_echobprint);
 580         Cvar_RegisterVariable (&sv_edgefriction);
 581         Cvar_RegisterVariable (&sv_entpatch);
 582         Cvar_RegisterVariable (&sv_freezenonclients);
 583         Cvar_RegisterVariable (&sv_friction);
 584         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 585         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 586         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 587         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 588         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 589         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 590         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 591         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 592         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 593         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 594         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 595         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 596         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 597         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_separation);
 598         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 599         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 600         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 601         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 602         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 603         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 604         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 605         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 606         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 607         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 608         Cvar_RegisterVariable (&sv_gameplayfix_q1bsptracelinereportstexture);
 609         Cvar_RegisterVariable (&sv_gameplayfix_unstickplayers);
 610         Cvar_RegisterVariable (&sv_gameplayfix_unstickentities);
 611         Cvar_RegisterVariable (&sv_gameplayfix_fixedcheckwatertransition);
 612         Cvar_RegisterVariable (&sv_gameplayfix_customstats);
 613         Cvar_RegisterVariable (&sv_gravity);
 614         Cvar_RegisterVariable (&sv_init_frame_count);
 615         Cvar_RegisterVariable (&sv_idealpitchscale);
 616         Cvar_RegisterVariable (&sv_jumpstep);
 617         Cvar_RegisterVariable (&sv_jumpvelocity);
 618         Cvar_RegisterVariable (&sv_legacy_bbox_expand);
 619         Cvar_RegisterVariable (&sv_maxairspeed);
 620         Cvar_RegisterVariable (&sv_maxrate);
 621         Cvar_RegisterVariable (&sv_maxspeed);
 622         Cvar_RegisterVariable (&sv_maxvelocity);
 623         Cvar_RegisterVariable (&sv_nostep);
 624         Cvar_RegisterVariable (&sv_playerphysicsqc);
 625         Cvar_RegisterVariable (&sv_progs);
 626         Cvar_RegisterVariable (&sv_protocolname);
 627         Cvar_RegisterVariable (&sv_random_seed);
 628         Cvar_RegisterVariable (&host_limitlocal);
 629         Cvar_RegisterVirtual(&host_limitlocal, "sv_ratelimitlocalplayer");
 630         Cvar_RegisterVariable (&sv_sound_land);
 631         Cvar_RegisterVariable (&sv_sound_watersplash);
 632         Cvar_RegisterVariable (&sv_stepheight);
 633         Cvar_RegisterVariable (&sv_stopspeed);
 634         Cvar_RegisterVariable (&sv_wallfriction);
 635         Cvar_RegisterVariable (&sv_wateraccelerate);
 636         Cvar_RegisterVariable (&sv_waterfriction);
 637         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 638         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 639         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 640         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 641         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 642         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 643         Cvar_RegisterVariable (&sv_areadebug);
 644         Cvar_RegisterVariable (&sys_ticrate);
 645         Cvar_RegisterVariable (&teamplay);
 646         Cvar_RegisterVariable (&timelimit);
 647         Cvar_RegisterVariable (&sv_threaded);
 648
 649         Cvar_RegisterVariable (&sv_rollangle);
 650         Cvar_RegisterVariable (&sv_rollspeed);
 651
 652         Cvar_RegisterVariable (&saved1);
 653         Cvar_RegisterVariable (&saved2);
 654         Cvar_RegisterVariable (&saved3);
 655         Cvar_RegisterVariable (&saved4);
 656         Cvar_RegisterVariable (&savedgamecfg);
 657         Cvar_RegisterVariable (&scratch1);
 658         Cvar_RegisterVariable (&scratch2);
 659         Cvar_RegisterVariable (&scratch3);
 660         Cvar_RegisterVariable (&scratch4);
 661         Cvar_RegisterVariable (&temp1);
 662
 663         // LadyHavoc: Nehahra uses these to pass data around cutscene demos
 664         Cvar_RegisterVariable (&nehx00);
 665         Cvar_RegisterVariable (&nehx01);
 666         Cvar_RegisterVariable (&nehx02);
 667         Cvar_RegisterVariable (&nehx03);
 668         Cvar_RegisterVariable (&nehx04);
 669         Cvar_RegisterVariable (&nehx05);
 670         Cvar_RegisterVariable (&nehx06);
 671         Cvar_RegisterVariable (&nehx07);
 672         Cvar_RegisterVariable (&nehx08);
 673         Cvar_RegisterVariable (&nehx09);
 674         Cvar_RegisterVariable (&nehx10);
 675         Cvar_RegisterVariable (&nehx11);
 676         Cvar_RegisterVariable (&nehx12);
 677         Cvar_RegisterVariable (&nehx13);
 678         Cvar_RegisterVariable (&nehx14);
 679         Cvar_RegisterVariable (&nehx15);
 680         Cvar_RegisterVariable (&nehx16);
 681         Cvar_RegisterVariable (&nehx17);
 682         Cvar_RegisterVariable (&nehx18);
 683         Cvar_RegisterVariable (&nehx19);
 684         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 685
 686         Cvar_RegisterVariable (&sv_autodemo_perclient);
 687         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 688         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 689
 690         Cvar_RegisterVariable (&halflifebsp);
 691         Cvar_RegisterVariable (&sv_mapformat_is_quake2);
 692         Cvar_RegisterVariable (&sv_mapformat_is_quake3);
 693
 694         Cvar_RegisterVariable (&sv_writepicture_quality);
 695
 696         SV_InitOperatorCommands();
 697         host.hook.SV_Shutdown = SV_Shutdown;
 698
 699         sv_mempool = Mem_AllocPool("server", 0, NULL);
 700
 701         SV_ServerOptions();
 702         Cvar_Callback(&sv_netport);
 703 }
 704
 705 static void SV_SaveEntFile_f(cmd_state_t *cmd)
 706 {
 707         char vabuf[1024];
 708         if (!sv.active || !sv.worldmodel)
 709         {
 710                 Con_Print("Not running a server\n");
 711                 return;
 712         }
 713         FS_WriteFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 714 }
 715
 716 /*
 717 ==============================================================================
 718
 719 CLIENT SPAWNING
 720
 721 ==============================================================================
 722 */
 723
 724 /*
 725 ================
 726 SV_SendServerinfo
 727
 728 Sends the first message from the server to a connected client.
 729 This will be sent on the initial connection and upon each server load.
 730 ================
 731 */
 732 void SV_SendServerinfo (client_t *client)
 733 {
 734         prvm_prog_t *prog = SVVM_prog;
 735         int i;
 736         char message[128];
 737         char vabuf[1024];
 738
 739         // we know that this client has a netconnection and thus is not a bot
 740
 741         // edicts get reallocated on level changes, so we need to update it here
 742         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 743
 744         // clear cached stuff that depends on the level
 745         client->weaponmodel[0] = 0;
 746         client->weaponmodelindex = 0;
 747
 748         // LadyHavoc: clear entityframe tracking
 749         client->latestframenum = 0;
 750
 751         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 752         client->cmd.time = sv.time;
 753
 754         if (client->entitydatabase)
 755                 EntityFrame_FreeDatabase(client->entitydatabase);
 756         if (client->entitydatabase4)
 757                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 758         if (client->entitydatabase5)
 759                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 760
 761         memset(client->stats, 0, sizeof(client->stats));
 762         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 763
 764         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)
 765         {
 766                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 767                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 768                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 769                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 770                 else
 771                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 772         }
 773
 774         // reset csqc entity versions
 775         for (i = 0;i < prog->max_edicts;i++)
 776         {
 777                 client->csqcentityscope[i] = 0;
 778                 client->csqcentitysendflags[i] = 0xFFFFFF;
 779         }
 780         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 781         {
 782                 client->csqcentityframehistory[i].num = 0;
 783                 client->csqcentityframehistory[i].framenum = -1;
 784         }
 785         client->csqcnumedicts = 0;
 786         client->csqcentityframehistory_next = 0;
 787
 788         SZ_Clear (&client->netconnection->message);
 789         MSG_WriteByte (&client->netconnection->message, svc_print);
 790         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 791         MSG_WriteString (&client->netconnection->message,message);
 792
 793         SV_StopDemoRecording(client); // to split up demos into different files
 794         if(sv_autodemo_perclient.integer)
 795         {
 796                 char demofile[MAX_OSPATH];
 797                 char ipaddress[MAX_QPATH];
 798                 size_t j;
 799
 800                 // start a new demo file
 801                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 802                 for(j = 0; ipaddress[j]; ++j)
 803                         if(!isalnum(ipaddress[j]))
 804                                 ipaddress[j] = '-';
 805                 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);
 806
 807                 SV_StartDemoRecording(client, demofile, -1);
 808         }
 809
 810         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 811         if (sv.csqc_progname[0])
 812         {
 813                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 814                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 815                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progname %s\n", sv.csqc_progname));
 816                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 817                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progsize %i\n", sv.csqc_progsize));
 818                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 819                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progcrc %i\n", sv.csqc_progcrc));
 820
 821                 if(client->sv_demo_file != NULL)
 822                 {
 823                         int k;
 824                         static char buf[NET_MAXMESSAGE];
 825                         sizebuf_t sb;
 826
 827                         sb.data = (unsigned char *) buf;
 828                         sb.maxsize = sizeof(buf);
 829                         k = 0;
 830                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, k++, &sb, sv.protocol))
 831                                 SV_WriteDemoMessage(client, &sb, false);
 832                 }
 833
 834                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 835                 if (PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd)))
 836                 {
 837                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 838                         MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "%s\n", PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd))));
 839                 }
 840         }
 841
 842         //if (sv_allowdownloads.integer)
 843         // always send the info that the server supports the protocol, even if downloads are forbidden
 844         // only because of that, the CSQC exception can work
 845         {
 846                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 847                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 848         }
 849
 850         // send at this time so it's guaranteed to get executed at the right time
 851         {
 852                 client_t *save;
 853                 save = host_client;
 854                 host_client = client;
 855                 Curl_SendRequirements();
 856                 host_client = save;
 857         }
 858
 859         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 860         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 861         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 862
 863         if (!coop.integer && deathmatch.integer)
 864                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 865         else
 866                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 867
 868         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)));
 869
 870         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 871                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 872         MSG_WriteByte (&client->netconnection->message, 0);
 873
 874         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 875                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 876         MSG_WriteByte (&client->netconnection->message, 0);
 877
 878 // send music
 879         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 880         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 881         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 882
 883 // set view
 884 // store this in clientcamera, too
 885         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
 886         MSG_WriteByte (&client->netconnection->message, svc_setview);
 887         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
 888
 889         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
 890         MSG_WriteByte (&client->netconnection->message, 1);
 891
 892         client->prespawned = false;             // need prespawn, spawn, etc
 893         client->spawned = false;                // need prespawn, spawn, etc
 894         client->begun = false;                  // need prespawn, spawn, etc
 895         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
 896
 897         // clear movement info until client enters the new level properly
 898         memset(&client->cmd, 0, sizeof(client->cmd));
 899         client->movesequence = 0;
 900         client->movement_highestsequence_seen = 0;
 901         memset(&client->movement_count, 0, sizeof(client->movement_count));
 902         client->ping = 0;
 903
 904         // allow the client some time to send his keepalives, even if map loading took ages
 905         client->netconnection->timeout = host.realtime + net_connecttimeout.value;
 906 }
 907
 908 /*
 909 ================
 910 SV_ConnectClient
 911
 912 Initializes a client_t for a new net connection.  This will only be called
 913 once for a player each game, not once for each level change.
 914 ================
 915 */
 916 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
 917 {
 918         prvm_prog_t *prog = SVVM_prog;
 919         client_t                *client;
 920         int                             i;
 921
 922         client = svs.clients + clientnum;
 923
 924 // set up the client_t
 925         if (sv.loadgame)
 926         {
 927                 float backupparms[NUM_SPAWN_PARMS];
 928                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
 929                 memset(client, 0, sizeof(*client));
 930                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
 931         }
 932         else
 933                 memset(client, 0, sizeof(*client));
 934         client->active = true;
 935         client->netconnection = netconnection;
 936
 937         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
 938
 939         if(client->netconnection && client->netconnection->crypto.authenticated)
 940         {
 941                 Con_Printf("%s connection to %s has been established: client is %s@%s%.*s, I am %.*s@%s%.*s\n",
 942                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
 943                                 client->netconnection->address,
 944                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
 945                                 (client->netconnection->crypto.client_issigned || !client->netconnection->crypto.client_keyfp[0]) ? "" : "~",
 946                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
 947                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
 948                                 (client->netconnection->crypto.server_issigned || !client->netconnection->crypto.server_keyfp[0]) ? "" : "~",
 949                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
 950                                 );
 951         }
 952
 953         strlcpy(client->name, "unconnected", sizeof(client->name));
 954         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
 955         client->prespawned = false;
 956         client->spawned = false;
 957         client->begun = false;
 958         client->edict = PRVM_EDICT_NUM(clientnum+1);
 959         if (client->netconnection)
 960                 client->netconnection->message.allowoverflow = true;            // we can catch it
 961         // prepare the unreliable message buffer
 962         client->unreliablemsg.data = client->unreliablemsg_data;
 963         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
 964         // updated by receiving "rate" command from client, this is also the default if not using a DP client
 965         client->rate = 1000000000;
 966         client->connecttime = host.realtime;
 967
 968         if (!sv.loadgame)
 969         {
 970                 // call the progs to get default spawn parms for the new client
 971                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
 972                 PRVM_serverglobalfloat(time) = sv.time;
 973                 PRVM_serverglobaledict(self) = 0;
 974                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetNewParms), "QC function SetNewParms is missing");
 975                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
 976                         client->spawn_parms[i] = (&PRVM_serverglobalfloat(parm1))[i];
 977
 978                 // set up the entity for this client (including .colormap, .team, etc)
 979                 PRVM_ED_ClearEdict(prog, client->edict);
 980         }
 981
 982         // don't call SendServerinfo for a fresh botclient because its fields have
 983         // not been set up by the qc yet
 984         if (client->netconnection)
 985                 SV_SendServerinfo (client);
 986         else
 987                 client->prespawned = client->spawned = client->begun = true;
 988 }
 989
 990 /*
 991 =====================
 992 SV_DropClient
 993
 994 Called when the player is getting totally kicked off the host
 995 if (leaving = true), don't bother sending signofs
 996 =====================
 997 */
 998 void SV_DropClient(qbool leaving, const char *fmt, ... )
 999 {
1000         prvm_prog_t *prog = SVVM_prog;
1001         int i;
1002
1003         va_list argptr;
1004         char reason[512] = "";
1005
1006         Con_Printf("Client \"%s\" dropped", host_client->name);
1007
1008         if(fmt)
1009         {
1010                 va_start(argptr, fmt);
1011                 dpvsnprintf(reason, sizeof(reason), fmt, argptr);
1012                 va_end(argptr);
1013
1014                 Con_Printf(" (%s)\n", reason);
1015         }
1016         else
1017         {
1018                 Con_Printf(" \n");
1019         }
1020
1021         SV_StopDemoRecording(host_client);
1022
1023         // make sure edict is not corrupt (from a level change for example)
1024         host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
1025
1026         if (host_client->netconnection)
1027         {
1028                 // tell the client to be gone
1029                 if (!leaving)
1030                 {
1031                         // LadyHavoc: no opportunity for resending, so use unreliable 3 times
1032                         unsigned char bufdata[520]; // Disconnect reason string can be 512 characters
1033                         sizebuf_t buf;
1034                         memset(&buf, 0, sizeof(buf));
1035                         buf.data = bufdata;
1036                         buf.maxsize = sizeof(bufdata);
1037                         MSG_WriteByte(&buf, svc_disconnect);
1038                         if(fmt)
1039                         {
1040                                 if(sv.protocol == PROTOCOL_DARKPLACES8)
1041                                         MSG_WriteString(&buf, reason);
1042                                 else
1043                                         SV_ClientPrintf("%s\n", reason);
1044                         }
1045                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1046                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1047                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1048                 }
1049         }
1050
1051         // call qc ClientDisconnect function
1052         // LadyHavoc: don't call QC if server is dead (avoids recursive
1053         // Host_Error in some mods when they run out of edicts)
1054         if (host_client->clientconnectcalled && sv.active && host_client->edict)
1055         {
1056                 // call the prog function for removing a client
1057                 // this will set the body to a dead frame, among other things
1058                 int saveSelf = PRVM_serverglobaledict(self);
1059                 host_client->clientconnectcalled = false;
1060                 PRVM_serverglobalfloat(time) = sv.time;
1061                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1062                 prog->ExecuteProgram(prog, PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
1063                 PRVM_serverglobaledict(self) = saveSelf;
1064         }
1065
1066         if (host_client->netconnection)
1067         {
1068                 // break the net connection
1069                 NetConn_Close(host_client->netconnection);
1070                 host_client->netconnection = NULL;
1071         }
1072         if(fmt)
1073                 SV_BroadcastPrintf("\003^3%s left the game (%s)\n", host_client->name, reason);
1074         else
1075                 SV_BroadcastPrintf("\003^3%s left the game\n", host_client->name);
1076
1077         // if a download is active, close it
1078         if (host_client->download_file)
1079         {
1080                 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
1081                 FS_Close(host_client->download_file);
1082                 host_client->download_file = NULL;
1083                 host_client->download_name[0] = 0;
1084                 host_client->download_expectedposition = 0;
1085                 host_client->download_started = false;
1086         }
1087
1088         // remove leaving player from scoreboard
1089         host_client->name[0] = 0;
1090         host_client->colors = 0;
1091         host_client->frags = 0;
1092         // send notification to all clients
1093         // get number of client manually just to make sure we get it right...
1094         i = host_client - svs.clients;
1095         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1096         MSG_WriteByte (&sv.reliable_datagram, i);
1097         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1098         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1099         MSG_WriteByte (&sv.reliable_datagram, i);
1100         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1101         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1102         MSG_WriteByte (&sv.reliable_datagram, i);
1103         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1104
1105         // free the client now
1106         if (host_client->entitydatabase)
1107                 EntityFrame_FreeDatabase(host_client->entitydatabase);
1108         if (host_client->entitydatabase4)
1109                 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
1110         if (host_client->entitydatabase5)
1111                 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
1112
1113         if (sv.active)
1114         {
1115                 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
1116                 PRVM_ED_ClearEdict(prog, host_client->edict);
1117         }
1118
1119         // clear the client struct (this sets active to false)
1120         memset(host_client, 0, sizeof(*host_client));
1121
1122         // update server listing on the master because player count changed
1123         // (which the master uses for filtering empty/full servers)
1124         NetConn_Heartbeat(1);
1125
1126         if (sv.loadgame)
1127         {
1128                 for (i = 0;i < svs.maxclients;i++)
1129                         if (svs.clients[i].active && !svs.clients[i].spawned)
1130                                 break;
1131                 if (i == svs.maxclients)
1132                 {
1133                         Con_Printf("Loaded game, everyone rejoined - unpausing\n");
1134                         sv.paused = sv.loadgame = false; // we're basically done with loading now
1135                 }
1136         }
1137 }
1138
1139 static void SV_StartDownload_f(cmd_state_t *cmd)
1140 {
1141         if (host_client->download_file)
1142                 host_client->download_started = true;
1143 }
1144
1145 /*
1146  * Compression extension negotiation:
1147  *
1148  * Server to client:
1149  *   cl_serverextension_download 2
1150  *
1151  * Client to server:
1152  *   download <filename> <list of zero or more suppported compressions in order of preference>
1153  * e.g.
1154  *   download maps/map1.bsp lzo deflate huffman
1155  *
1156  * Server to client:
1157  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
1158  * e.g.
1159  *   cl_downloadbegin 123456 maps/map1.bsp deflate
1160  *
1161  * The server may choose not to compress the file by sending no compression name, like:
1162  *   cl_downloadbegin 345678 maps/map1.bsp
1163  *
1164  * NOTE: the "download" command may only specify compression algorithms if
1165  *       cl_serverextension_download is 2!
1166  *       If cl_serverextension_download has a different value, the client must
1167  *       assume this extension is not supported!
1168  */
1169
1170 static void Download_CheckExtensions(cmd_state_t *cmd)
1171 {
1172         int i;
1173         int argc = Cmd_Argc(cmd);
1174
1175         // first reset them all
1176         host_client->download_deflate = false;
1177
1178         for(i = 2; i < argc; ++i)
1179         {
1180                 if(!strcmp(Cmd_Argv(cmd, i), "deflate"))
1181                 {
1182                         host_client->download_deflate = true;
1183                         break;
1184                 }
1185         }
1186 }
1187
1188 static void SV_Download_f(cmd_state_t *cmd)
1189 {
1190         const char *whichpack, *whichpack2, *extension;
1191         qbool is_csqc; // so we need to check only once
1192
1193         if (Cmd_Argc(cmd) < 2)
1194         {
1195                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
1196                 SV_ClientPrintf("       supported extensions: deflate\n");
1197                 return;
1198         }
1199
1200         if (FS_CheckNastyPath(Cmd_Argv(cmd, 1), false))
1201         {
1202                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(cmd, 1));
1203                 return;
1204         }
1205
1206         if (host_client->download_file)
1207         {
1208                 // at this point we'll assume the previous download should be aborted
1209                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
1210                 SV_ClientCommands("\nstopdownload\n");
1211
1212                 // close the file and reset variables
1213                 FS_Close(host_client->download_file);
1214                 host_client->download_file = NULL;
1215                 host_client->download_name[0] = 0;
1216                 host_client->download_expectedposition = 0;
1217                 host_client->download_started = false;
1218         }
1219
1220         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(cmd, 1), sv.csqc_progname) == 0);
1221
1222         if (!sv_allowdownloads.integer && !is_csqc)
1223         {
1224                 SV_ClientPrintf("Downloads are disabled on this server\n");
1225                 SV_ClientCommands("\nstopdownload\n");
1226                 return;
1227         }
1228
1229         Download_CheckExtensions(cmd);
1230
1231         strlcpy(host_client->download_name, Cmd_Argv(cmd, 1), sizeof(host_client->download_name));
1232         extension = FS_FileExtension(host_client->download_name);
1233
1234         // host_client is asking to download a specified file
1235         if (developer_extra.integer)
1236                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
1237
1238         if(is_csqc)
1239         {
1240                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1241                 extensions[0] = '\0';
1242
1243                 if(host_client->download_deflate)
1244                         strlcat(extensions, " deflate", sizeof(extensions));
1245
1246                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1247
1248                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
1249                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
1250                 else
1251                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
1252
1253                 // no, no space is needed between %s and %s :P
1254                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1255
1256                 host_client->download_expectedposition = 0;
1257                 host_client->download_started = false;
1258                 host_client->sendsignon = true; // make sure this message is sent
1259                 return;
1260         }
1261
1262         if (!FS_FileExists(host_client->download_name))
1263         {
1264                 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);
1265                 SV_ClientCommands("\nstopdownload\n");
1266                 return;
1267         }
1268
1269         // check if the user is trying to download part of registered Quake(r)
1270         whichpack = FS_WhichPack(host_client->download_name);
1271         whichpack2 = FS_WhichPack("gfx/pop.lmp");
1272         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
1273         {
1274                 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);
1275                 SV_ClientCommands("\nstopdownload\n");
1276                 return;
1277         }
1278
1279         // check if the server has forbidden archive downloads entirely
1280         if (!sv_allowdownloads_inarchive.integer)
1281         {
1282                 whichpack = FS_WhichPack(host_client->download_name);
1283                 if (whichpack)
1284                 {
1285                         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);
1286                         SV_ClientCommands("\nstopdownload\n");
1287                         return;
1288                 }
1289         }
1290
1291         if (!sv_allowdownloads_config.integer)
1292         {
1293                 if (!strcasecmp(extension, "cfg"))
1294                 {
1295                         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);
1296                         SV_ClientCommands("\nstopdownload\n");
1297                         return;
1298                 }
1299         }
1300
1301         if (!sv_allowdownloads_dlcache.integer)
1302         {
1303                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
1304                 {
1305                         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);
1306                         SV_ClientCommands("\nstopdownload\n");
1307                         return;
1308                 }
1309         }
1310
1311         if (!sv_allowdownloads_archive.integer)
1312         {
1313                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3") || !strcasecmp(extension, "dpk"))
1314                 {
1315                         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);
1316                         SV_ClientCommands("\nstopdownload\n");
1317                         return;
1318                 }
1319         }
1320
1321         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
1322         if (!host_client->download_file)
1323         {
1324                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
1325                 SV_ClientCommands("\nstopdownload\n");
1326                 return;
1327         }
1328
1329         if (FS_FileSize(host_client->download_file) > 1<<30)
1330         {
1331                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
1332                 SV_ClientCommands("\nstopdownload\n");
1333                 FS_Close(host_client->download_file);
1334                 host_client->download_file = NULL;
1335                 return;
1336         }
1337
1338         if (FS_FileSize(host_client->download_file) < 0)
1339         {
1340                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
1341                 SV_ClientCommands("\nstopdownload\n");
1342                 FS_Close(host_client->download_file);
1343                 host_client->download_file = NULL;
1344                 return;
1345         }
1346
1347         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1348
1349         /*
1350          * we can only do this if we would actually deflate on the fly
1351          * which we do not (yet)!
1352         {
1353                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1354                 extensions[0] = '\0';
1355
1356                 if(host_client->download_deflate)
1357                         strlcat(extensions, " deflate", sizeof(extensions));
1358
1359                 // no, no space is needed between %s and %s :P
1360                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1361         }
1362         */
1363         SV_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
1364
1365         host_client->download_expectedposition = 0;
1366         host_client->download_started = false;
1367         host_client->sendsignon = true; // make sure this message is sent
1368
1369         // the rest of the download process is handled in SV_SendClientDatagram
1370         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
1371         //
1372         // no svc_downloaddata messages will be sent until sv_startdownload is
1373         // sent by the client
1374 }
1375
1376 /*
1377 ==============================================================================
1378
1379 SERVER SPAWNING
1380
1381 ==============================================================================
1382 */
1383
1384 /*
1385 ================
1386 SV_ModelIndex
1387
1388 ================
1389 */
1390 int SV_ModelIndex(const char *s, int precachemode)
1391 {
1392         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1393         char filename[MAX_QPATH];
1394         if (!s || !*s)
1395                 return 0;
1396         // testing
1397         //if (precachemode == 2)
1398         //      return 0;
1399         strlcpy(filename, s, sizeof(filename));
1400         for (i = 2;i < limit;i++)
1401         {
1402                 if (!sv.model_precache[i][0])
1403                 {
1404                         if (precachemode)
1405                         {
1406                                 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))
1407                                 {
1408                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1409                                         return 0;
1410                                 }
1411                                 if (precachemode == 1)
1412                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1413                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1414                                 if (sv.state == ss_loading)
1415                                 {
1416                                         // running from SV_SpawnServer which is launched from the client console command interpreter
1417                                         sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1418                                 }
1419                                 else
1420                                 {
1421                                         if (svs.threaded)
1422                                         {
1423                                                 // 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
1424                                                 sv.models[i] = Mod_FindName (sv.model_precache[i], s[0] == '*' ? sv.worldname : NULL);
1425                                         }
1426                                         else
1427                                         {
1428                                                 // running single threaded, so we can load the model here
1429                                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1430                                         }
1431                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1432                                         MSG_WriteShort(&sv.reliable_datagram, i);
1433                                         MSG_WriteString(&sv.reliable_datagram, filename);
1434                                 }
1435                                 return i;
1436                         }
1437                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1438                         return 0;
1439                 }
1440                 if (!strcmp(sv.model_precache[i], filename))
1441                         return i;
1442         }
1443         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1444         return 0;
1445 }
1446
1447 /*
1448 ================
1449 SV_SoundIndex
1450
1451 ================
1452 */
1453 int SV_SoundIndex(const char *s, int precachemode)
1454 {
1455         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP) ? 256 : MAX_SOUNDS);
1456         char filename[MAX_QPATH];
1457         if (!s || !*s)
1458                 return 0;
1459         // testing
1460         //if (precachemode == 2)
1461         //      return 0;
1462         strlcpy(filename, s, sizeof(filename));
1463         for (i = 1;i < limit;i++)
1464         {
1465                 if (!sv.sound_precache[i][0])
1466                 {
1467                         if (precachemode)
1468                         {
1469                                 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))
1470                                 {
1471                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1472                                         return 0;
1473                                 }
1474                                 if (precachemode == 1)
1475                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1476                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1477                                 if (sv.state != ss_loading)
1478                                 {
1479                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1480                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1481                                         MSG_WriteString(&sv.reliable_datagram, filename);
1482                                 }
1483                                 return i;
1484                         }
1485                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1486                         return 0;
1487                 }
1488                 if (!strcmp(sv.sound_precache[i], filename))
1489                         return i;
1490         }
1491         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1492         return 0;
1493 }
1494
1495 /*
1496 ================
1497 SV_ParticleEffectIndex
1498
1499 ================
1500 */
1501 int SV_ParticleEffectIndex(const char *name)
1502 {
1503         int i, argc, linenumber, effectnameindex;
1504         int filepass;
1505         fs_offset_t filesize;
1506         unsigned char *filedata;
1507         const char *text;
1508         const char *textstart;
1509         //const char *textend;
1510         char argv[16][1024];
1511         char filename[MAX_QPATH];
1512         if (!sv.particleeffectnamesloaded)
1513         {
1514                 sv.particleeffectnamesloaded = true;
1515                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
1516                 for (i = 0;i < EFFECT_TOTAL;i++)
1517                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
1518                 for (filepass = 0;;filepass++)
1519                 {
1520                         if (filepass == 0)
1521                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
1522                         else if (filepass == 1)
1523                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
1524                         else
1525                                 break;
1526                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
1527                         if (!filedata)
1528                                 continue;
1529                         textstart = (const char *)filedata;
1530                         //textend = (const char *)filedata + filesize;
1531                         text = textstart;
1532                         for (linenumber = 1;;linenumber++)
1533                         {
1534                                 argc = 0;
1535                                 for (;;)
1536                                 {
1537                                         if (!COM_ParseToken_Simple(&text, true, false, true) || !strcmp(com_token, "\n"))
1538                                                 break;
1539                                         if (argc < 16)
1540                                         {
1541                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
1542                                                 argc++;
1543                                         }
1544                                 }
1545                                 if (com_token[0] == 0)
1546                                         break; // if the loop exited and it's not a \n, it's EOF
1547                                 if (argc < 1)
1548                                         continue;
1549                                 if (!strcmp(argv[0], "effect"))
1550                                 {
1551                                         if (argc == 2)
1552                                         {
1553                                                 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
1554                                                 {
1555                                                         if (sv.particleeffectname[effectnameindex][0])
1556                                                         {
1557                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
1558                                                                         break;
1559                                                         }
1560                                                         else
1561                                                         {
1562                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
1563                                                                 break;
1564                                                         }
1565                                                 }
1566                                                 // if we run out of names, abort
1567                                                 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
1568                                                 {
1569                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
1570                                                         break;
1571                                                 }
1572                                         }
1573                                 }
1574                         }
1575                         Mem_Free(filedata);
1576                 }
1577         }
1578         // search for the name
1579         for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
1580                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
1581                         return effectnameindex;
1582         // return 0 if we couldn't find it
1583         return 0;
1584 }
1585
1586 model_t *SV_GetModelByIndex(int modelindex)
1587 {
1588         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1589 }
1590
1591 model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
1592 {
1593         prvm_prog_t *prog = SVVM_prog;
1594         int modelindex;
1595         if (!ed || ed->free)
1596                 return NULL;
1597         modelindex = (int)PRVM_serveredictfloat(ed, modelindex);
1598         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1599 }
1600
1601 /*
1602 ================
1603 SV_CreateBaseline
1604
1605 ================
1606 */
1607 static void SV_CreateBaseline (void)
1608 {
1609         prvm_prog_t *prog = SVVM_prog;
1610         int i, entnum, large;
1611         prvm_edict_t *svent;
1612
1613         // LadyHavoc: clear *all* baselines (not just active ones)
1614         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1615         {
1616                 // get the current server version
1617                 svent = PRVM_EDICT_NUM(entnum);
1618
1619                 // LadyHavoc: always clear state values, whether the entity is in use or not
1620                 svent->priv.server->baseline = defaultstate;
1621
1622                 if (svent->free)
1623                         continue;
1624                 if (entnum > svs.maxclients && !PRVM_serveredictfloat(svent, modelindex))
1625                         continue;
1626
1627                 // create entity baseline
1628                 VectorCopy (PRVM_serveredictvector(svent, origin), svent->priv.server->baseline.origin);
1629                 VectorCopy (PRVM_serveredictvector(svent, angles), svent->priv.server->baseline.angles);
1630                 svent->priv.server->baseline.frame = (int)PRVM_serveredictfloat(svent, frame);
1631                 svent->priv.server->baseline.skin = (int)PRVM_serveredictfloat(svent, skin);
1632                 if (entnum > 0 && entnum <= svs.maxclients)
1633                 {
1634                         svent->priv.server->baseline.colormap = entnum;
1635                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1636                 }
1637                 else
1638                 {
1639                         svent->priv.server->baseline.colormap = 0;
1640                         svent->priv.server->baseline.modelindex = (int)PRVM_serveredictfloat(svent, modelindex);
1641                 }
1642
1643                 large = false;
1644                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1645                 {
1646                         large = true;
1647                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1648                                 large = false;
1649                 }
1650
1651                 // add to the message
1652                 if (large)
1653                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1654                 else
1655                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1656                 MSG_WriteShort (&sv.signon, entnum);
1657
1658                 if (large)
1659                 {
1660                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1661                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1662                 }
1663                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1664                 {
1665                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1666                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1667                 }
1668                 else
1669                 {
1670                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1671                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1672                 }
1673                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1674                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1675                 for (i=0 ; i<3 ; i++)
1676                 {
1677                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1678                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1679                 }
1680         }
1681 }
1682
1683 /*
1684 ================
1685 SV_Prepare_CSQC
1686
1687 Load csprogs.dat and comperss it so it doesn't need to be
1688 reloaded on request.
1689 ================
1690 */
1691 static void SV_Prepare_CSQC(void)
1692 {
1693         fs_offset_t progsize;
1694
1695         if(svs.csqc_progdata)
1696         {
1697                 Con_DPrintf("Unloading old CSQC data.\n");
1698                 Mem_Free(svs.csqc_progdata);
1699                 if(svs.csqc_progdata_deflated)
1700                         Mem_Free(svs.csqc_progdata_deflated);
1701         }
1702
1703         svs.csqc_progdata = NULL;
1704         svs.csqc_progdata_deflated = NULL;
1705
1706         sv.csqc_progname[0] = 0;
1707         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
1708
1709         if(progsize > 0)
1710         {
1711                 size_t deflated_size;
1712
1713                 sv.csqc_progsize = (int)progsize;
1714                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
1715                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
1716                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
1717
1718                 Con_DPrint("Compressing csprogs.dat\n");
1719                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
1720                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
1721                 svs.csqc_progsize_deflated = (int)deflated_size;
1722                 if(svs.csqc_progdata_deflated)
1723                 {
1724                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
1725                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
1726                 }
1727                 else
1728                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
1729         }
1730 }
1731
1732 /*
1733 ================
1734 SV_SaveSpawnparms
1735
1736 Grabs the current state of each client for saving across the
1737 transition to another level
1738 ================
1739 */
1740 void SV_SaveSpawnparms (void)
1741 {
1742         prvm_prog_t *prog = SVVM_prog;
1743         int             i, j;
1744
1745         svs.serverflags = (int)PRVM_serverglobalfloat(serverflags);
1746
1747         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1748         {
1749                 if (!host_client->active)
1750                         continue;
1751
1752         // call the progs to get default spawn parms for the new client
1753                 PRVM_serverglobalfloat(time) = sv.time;
1754                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1755                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetChangeParms), "QC function SetChangeParms is missing");
1756                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1757                         host_client->spawn_parms[j] = (&PRVM_serverglobalfloat(parm1))[j];
1758         }
1759 }
1760
1761 // Returns 1 if we're singleplayer, > 1 if we're a listen server
1762 int SV_IsLocalServer(void)
1763 {
1764         return (host_isclient.integer && sv.active ? svs.maxclients : 0);
1765 }
1766
1767 /*
1768 ================
1769 SV_SpawnServer
1770
1771 This is called at the start of each level
1772 ================
1773 */
1774
1775 void SV_SpawnServer (const char *map)
1776 {
1777         prvm_prog_t *prog = SVVM_prog;
1778         prvm_edict_t *ent;
1779         int i;
1780         char *entities;
1781         model_t *worldmodel;
1782         char modelname[sizeof(sv.worldname)];
1783         char vabuf[1024];
1784
1785         Con_Printf("SpawnServer: %s\n", map);
1786
1787         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", map);
1788
1789         if (!FS_FileExists(modelname))
1790         {
1791                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", map);
1792                 if (!FS_FileExists(modelname))
1793                 {
1794                         Con_Printf("SpawnServer: no map file named %s\n", modelname);
1795                         return;
1796                 }
1797         }
1798
1799 //      SV_LockThreadMutex();
1800
1801         if(!host_isclient.integer)
1802                 Sys_MakeProcessNice();
1803         else
1804         {
1805                 SCR_BeginLoadingPlaque(false);
1806                 S_StopAllSounds();
1807         }
1808
1809         if(sv.active)
1810         {
1811                 World_End(&sv.world);
1812                 if(PRVM_serverfunction(SV_Shutdown))
1813                 {
1814                         func_t s = PRVM_serverfunction(SV_Shutdown);
1815                         PRVM_serverglobalfloat(time) = sv.time;
1816                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
1817                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
1818                 }
1819         }
1820
1821         // free q3 shaders so that any newly downloaded shaders will be active
1822         Mod_FreeQ3Shaders();
1823
1824         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
1825         if (!worldmodel || !worldmodel->TraceBox)
1826         {
1827                 Con_Printf("Couldn't load map %s\n", modelname);
1828
1829                 if(!host_isclient.integer)
1830                         Sys_MakeProcessMean();
1831
1832 //              SV_UnlockThreadMutex();
1833
1834                 return;
1835         }
1836
1837         Collision_Cache_Reset(true);
1838
1839         // let's not have any servers with no name
1840         if (hostname.string[0] == 0)
1841                 Cvar_SetQuick(&hostname, "UNNAMED");
1842         scr_centertime_off = 0;
1843
1844         svs.changelevel_issued = false;         // now safe to issue another
1845
1846         // make the map a required file for clients
1847         Curl_ClearRequirements();
1848         Curl_RequireFile(modelname);
1849
1850 //
1851 // tell all connected clients that we are going to a new level
1852 //
1853         if (sv.active)
1854         {
1855                 client_t *client;
1856                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
1857                 {
1858                         if (client->netconnection)
1859                         {
1860                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
1861                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
1862                         }
1863                 }
1864         }
1865         else
1866         {
1867                 // open server port
1868                 NetConn_OpenServerPorts(true);
1869         }
1870
1871 //
1872 // make cvars consistant
1873 //
1874
1875         if (coop.integer)
1876         {
1877                 Cvar_SetValueQuick(&deathmatch, 0);
1878                 Cvar_SetValueQuick(&campaign, 0);
1879         }
1880         else if(!deathmatch.integer)
1881                 Cvar_SetValueQuick(&campaign, 1);
1882         else
1883                 Cvar_SetValueQuick(&campaign, 0);
1884         // LadyHavoc: it can be useful to have skills outside the range 0-3...
1885         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1886         //Cvar_SetValue ("skill", (float)current_skill);
1887         current_skill = (int)(skill.value + 0.5);
1888
1889 //
1890 // set up the new server
1891 //
1892         memset (&sv, 0, sizeof(sv));
1893         // if running a local client, make sure it doesn't try to access the last
1894         // level's data which is no longer valiud
1895         cls.signon = 0;
1896
1897         Cvar_SetValueQuick(&halflifebsp, worldmodel->brush.ishlbsp);
1898         Cvar_SetValueQuick(&sv_mapformat_is_quake2, worldmodel->brush.isq2bsp);
1899         Cvar_SetValueQuick(&sv_mapformat_is_quake3, worldmodel->brush.isq3bsp);
1900
1901         if(*sv_random_seed.string)
1902         {
1903                 srand(sv_random_seed.integer);
1904                 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);
1905         }
1906
1907         SV_VM_Setup();
1908
1909         sv.active = true;
1910
1911         // set level base name variables for later use
1912         strlcpy (sv.name, map, sizeof (sv.name));
1913         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
1914         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
1915         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
1916         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
1917         Cvar_SetQuick(&sv_worldname, sv.worldname);
1918         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
1919         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
1920
1921         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1922         if (sv.protocol == PROTOCOL_UNKNOWN)
1923         {
1924                 char buffer[1024];
1925                 Protocol_Names(buffer, sizeof(buffer));
1926                 Con_Printf(CON_ERROR "Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1927                 sv.protocol = PROTOCOL_QUAKE;
1928         }
1929
1930 // load progs to get entity field count
1931         //PR_LoadProgs ( sv_progs.string );
1932
1933         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1934         sv.datagram.cursize = 0;
1935         sv.datagram.data = sv.datagram_buf;
1936
1937         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1938         sv.reliable_datagram.cursize = 0;
1939         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1940
1941         sv.signon.maxsize = sizeof(sv.signon_buf);
1942         sv.signon.cursize = 0;
1943         sv.signon.data = sv.signon_buf;
1944
1945 // leave slots at start for clients only
1946         //prog->num_edicts = svs.maxclients+1;
1947
1948         sv.state = ss_loading;
1949         prog->allowworldwrites = true;
1950         sv.paused = false;
1951
1952         sv.time = 1.0;
1953
1954         Mod_ClearUsed();
1955         worldmodel->used = true;
1956
1957         sv.worldmodel = worldmodel;
1958         sv.models[1] = sv.worldmodel;
1959
1960 //
1961 // clear world interaction links
1962 //
1963         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs, prog);
1964         World_Start(&sv.world);
1965
1966         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1967
1968         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1969         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
1970         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
1971         {
1972                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1973                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
1974         }
1975         if(i < sv.worldmodel->brush.numsubmodels)
1976                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
1977
1978 //
1979 // load the rest of the entities
1980 //
1981         // AK possible hack since num_edicts is still 0
1982         ent = PRVM_EDICT_NUM(0);
1983         memset (ent->fields.fp, 0, prog->entityfields * sizeof(prvm_vec_t));
1984         ent->free = false;
1985         PRVM_serveredictstring(ent, model) = PRVM_SetEngineString(prog, sv.worldname);
1986         PRVM_serveredictfloat(ent, modelindex) = 1;             // world model
1987         PRVM_serveredictfloat(ent, solid) = SOLID_BSP;
1988         PRVM_serveredictfloat(ent, movetype) = MOVETYPE_PUSH;
1989         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, mins));
1990         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, maxs));
1991         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, absmin));
1992         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, absmax));
1993
1994         if (coop.value)
1995                 PRVM_serverglobalfloat(coop) = coop.integer;
1996         else
1997                 PRVM_serverglobalfloat(deathmatch) = deathmatch.integer;
1998
1999         PRVM_serverglobalstring(mapname) = PRVM_SetEngineString(prog, sv.name);
2000
2001 // serverflags are for cross level information (sigils)
2002         PRVM_serverglobalfloat(serverflags) = svs.serverflags;
2003
2004         // we need to reset the spawned flag on all connected clients here so that
2005         // their thinks don't run during startup (before PutClientInServer)
2006         // we also need to set up the client entities now
2007         // and we need to set the ->edict pointers to point into the progs edicts
2008         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2009         {
2010                 host_client->begun = false;
2011                 host_client->edict = PRVM_EDICT_NUM(i + 1);
2012                 PRVM_ED_ClearEdict(prog, host_client->edict);
2013         }
2014
2015         // load replacement entity file if found
2016         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
2017         {
2018                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
2019                 PRVM_ED_LoadFromFile(prog, entities);
2020                 Mem_Free(entities);
2021         }
2022         else
2023                 PRVM_ED_LoadFromFile(prog, sv.worldmodel->brush.entities);
2024
2025
2026         // LadyHavoc: clear world angles (to fix e3m3.bsp)
2027         VectorClear(PRVM_serveredictvector(prog->edicts, angles));
2028
2029 // all setup is completed, any further precache statements are errors
2030 //      sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2031         prog->allowworldwrites = false;
2032
2033 // run two frames to allow everything to settle
2034         sv.time = 1.0001;
2035         for (i = 0;i < sv_init_frame_count.integer;i++)
2036         {
2037                 sv.frametime = 0.1;
2038                 SV_Physics ();
2039         }
2040
2041         // Once all init frames have been run, we consider svqc code fully initialized.
2042         prog->inittime = host.realtime;
2043
2044         if(!host_isclient.integer)
2045                 Mod_PurgeUnused();
2046
2047 // create a baseline for more efficient communications
2048         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)
2049                 SV_CreateBaseline ();
2050
2051         sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2052
2053 // send serverinfo to all connected clients, and set up botclients coming back from a level change
2054         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2055         {
2056                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
2057                 if (!host_client->active)
2058                         continue;
2059                 if (host_client->netconnection)
2060                         SV_SendServerinfo(host_client);
2061                 else
2062                 {
2063                         int j;
2064                         // if client is a botclient coming from a level change, we need to
2065                         // set up client info that normally requires networking
2066
2067                         // copy spawn parms out of the client_t
2068                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
2069                                 (&PRVM_serverglobalfloat(parm1))[j] = host_client->spawn_parms[j];
2070
2071                         // call the spawn function
2072                         host_client->clientconnectcalled = true;
2073                         PRVM_serverglobalfloat(time) = sv.time;
2074                         PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
2075                         prog->ExecuteProgram(prog, PRVM_serverfunction(ClientConnect), "QC function ClientConnect is missing");
2076                         prog->ExecuteProgram(prog, PRVM_serverfunction(PutClientInServer), "QC function PutClientInServer is missing");
2077                         host_client->begun = true;
2078                 }
2079         }
2080
2081         // update the map title cvar
2082         strlcpy(sv.worldmessage, PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)), sizeof(sv.worldmessage)); // map title (not related to filename)
2083         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
2084
2085         Con_Printf("Server spawned.\n");
2086         NetConn_Heartbeat (2);
2087
2088         if(!host_isclient.integer)
2089                 Sys_MakeProcessMean();
2090
2091 //      SV_UnlockThreadMutex();
2092 }
2093
2094 /*
2095 ==================
2096 SV_Shutdown
2097
2098 This only happens at the end of a game, not between levels
2099 ==================
2100 */
2101 void SV_Shutdown(void)
2102 {
2103         prvm_prog_t *prog = SVVM_prog;
2104         int i;
2105
2106         SV_LockThreadMutex();
2107
2108         if (!sv.active)
2109                 goto end;
2110
2111         Con_DPrintf("SV_Shutdown\n");
2112
2113         NetConn_Heartbeat(2);
2114         NetConn_Heartbeat(2);
2115
2116 // make sure all the clients know we're disconnecting
2117         World_End(&sv.world);
2118         if(prog->loaded)
2119         {
2120                 if(PRVM_serverfunction(SV_Shutdown))
2121                 {
2122                         func_t s = PRVM_serverfunction(SV_Shutdown);
2123                         PRVM_serverglobalfloat(time) = sv.time;
2124                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
2125                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
2126                 }
2127         }
2128         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2129                 if (host_client->active)
2130                         SV_DropClient(false, "Server shutting down"); // server shutdown
2131
2132         NetConn_CloseServerPorts();
2133
2134         sv.active = false;
2135 //
2136 // clear structures
2137 //
2138         memset(&sv, 0, sizeof(sv));
2139         memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
2140 end:
2141         SV_UnlockThreadMutex();
2142 }
2143
2144 /////////////////////////////////////////////////////
2145 // SV VM stuff
2146
2147 static void SVVM_begin_increase_edicts(prvm_prog_t *prog)
2148 {
2149         // links don't survive the transition, so unlink everything
2150         World_UnlinkAll(&sv.world);
2151 }
2152
2153 static void SVVM_end_increase_edicts(prvm_prog_t *prog)
2154 {
2155         int i;
2156         prvm_edict_t *ent;
2157
2158         // link every entity except world
2159         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
2160                 if (!ent->free)
2161                         SV_LinkEdict(ent);
2162 }
2163
2164 static void SVVM_init_edict(prvm_prog_t *prog, prvm_edict_t *e)
2165 {
2166         // LadyHavoc: for consistency set these here
2167         int num = PRVM_NUM_FOR_EDICT(e) - 1;
2168
2169         e->priv.server->move = false; // don't move on first frame
2170
2171         if (num >= 0 && num < svs.maxclients)
2172         {
2173                 // set colormap and team on newly created player entity
2174                 PRVM_serveredictfloat(e, colormap) = num + 1;
2175                 PRVM_serveredictfloat(e, team) = (svs.clients[num].colors & 15) + 1;
2176                 // set netname/clientcolors back to client values so that
2177                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
2178                 // reset them
2179                 PRVM_serveredictstring(e, netname) = PRVM_SetEngineString(prog, svs.clients[num].name);
2180                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
2181                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
2182                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(prog, svs.clients[num].playermodel);
2183                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(prog, svs.clients[num].playerskin);
2184                 // Assign netaddress (IP Address, etc)
2185                 if(svs.clients[num].netconnection != NULL)
2186                 {
2187                         // Acquire Readable Address
2188                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
2189                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, svs.clients[num].netaddress);
2190                 }
2191                 else
2192                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, "null/botclient");
2193                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
2194                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_idfp);
2195                 else
2196                         PRVM_serveredictstring(e, crypto_idfp) = 0;
2197                 PRVM_serveredictfloat(e, crypto_idfp_signed) = (svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_issigned);
2198                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
2199                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_keyfp);
2200                 else
2201                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
2202                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
2203                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.server_keyfp);
2204                 else
2205                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
2206                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
2207                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString(prog, "AES128");
2208                 else
2209                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
2210                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
2211                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString(prog, "HMAC-SHA256");
2212                 else
2213                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
2214         }
2215 }
2216
2217 static void SVVM_free_edict(prvm_prog_t *prog, prvm_edict_t *ed)
2218 {
2219         int i;
2220         int e;
2221
2222         World_UnlinkEdict(ed);          // unlink from world bsp
2223
2224         PRVM_serveredictstring(ed, model) = 0;
2225         PRVM_serveredictfloat(ed, takedamage) = 0;
2226         PRVM_serveredictfloat(ed, modelindex) = 0;
2227         PRVM_serveredictfloat(ed, colormap) = 0;
2228         PRVM_serveredictfloat(ed, skin) = 0;
2229         PRVM_serveredictfloat(ed, frame) = 0;
2230         VectorClear(PRVM_serveredictvector(ed, origin));
2231         VectorClear(PRVM_serveredictvector(ed, angles));
2232         PRVM_serveredictfloat(ed, nextthink) = -1;
2233         PRVM_serveredictfloat(ed, solid) = 0;
2234
2235         VM_RemoveEdictSkeleton(prog, ed);
2236 #ifdef USEODE
2237         World_Physics_RemoveFromEntity(&sv.world, ed);
2238         World_Physics_RemoveJointFromEntity(&sv.world, ed);
2239 #endif
2240         // make sure csqc networking is aware of the removed entity
2241         e = PRVM_NUM_FOR_EDICT(ed);
2242         sv.csqcentityversion[e] = 0;
2243         for (i = 0;i < svs.maxclients;i++)
2244                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
2245 }
2246
2247 static void SVVM_count_edicts(prvm_prog_t *prog)
2248 {
2249         int             i;
2250         prvm_edict_t    *ent;
2251         int             active, models, solid, step;
2252
2253         active = models = solid = step = 0;
2254         for (i=0 ; i<prog->num_edicts ; i++)
2255         {
2256                 ent = PRVM_EDICT_NUM(i);
2257                 if (ent->free)
2258                         continue;
2259                 active++;
2260                 if (PRVM_serveredictfloat(ent, solid))
2261                         solid++;
2262                 if (PRVM_serveredictstring(ent, model))
2263                         models++;
2264                 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
2265                         step++;
2266         }
2267
2268         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2269         Con_Printf("active    :%3i\n", active);
2270         Con_Printf("view      :%3i\n", models);
2271         Con_Printf("touch     :%3i\n", solid);
2272         Con_Printf("step      :%3i\n", step);
2273 }
2274
2275 static qbool SVVM_load_edict(prvm_prog_t *prog, prvm_edict_t *ent)
2276 {
2277         // remove things from different skill levels or deathmatch
2278         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2279         {
2280                 if (deathmatch.integer)
2281                 {
2282                         if (((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_DEATHMATCH))
2283                         {
2284                                 return false;
2285                         }
2286                 }
2287                 else if ((current_skill <= 0 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_EASY  ))
2288                         || (current_skill == 1 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_MEDIUM))
2289                         || (current_skill >= 2 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_HARD  )))
2290                 {
2291                         return false;
2292                 }
2293         }
2294         return true;
2295 }
2296
2297 static void SV_VM_Setup(void)
2298 {
2299         prvm_prog_t *prog = SVVM_prog;
2300         PRVM_Prog_Init(prog, cmd_local);
2301
2302         // allocate the mempools
2303         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
2304         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2305         prog->builtins = vm_sv_builtins;
2306         prog->numbuiltins = vm_sv_numbuiltins;
2307         prog->max_edicts = 512;
2308         if (sv.protocol == PROTOCOL_QUAKE)
2309                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
2310         else if (sv.protocol == PROTOCOL_QUAKEDP)
2311                 prog->limit_edicts = 2048; // guessing
2312         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
2313                 prog->limit_edicts = 2048; // guessing!
2314         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2315                 prog->limit_edicts = 4096; // guessing!
2316         else
2317                 prog->limit_edicts = MAX_EDICTS;
2318         prog->reserved_edicts = svs.maxclients;
2319         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2320         prog->name = "server";
2321         prog->extensionstring = vm_sv_extensions;
2322         prog->loadintoworld = true;
2323
2324         // all callbacks must be defined (pointers are not checked before calling)
2325         prog->begin_increase_edicts = SVVM_begin_increase_edicts;
2326         prog->end_increase_edicts   = SVVM_end_increase_edicts;
2327         prog->init_edict            = SVVM_init_edict;
2328         prog->free_edict            = SVVM_free_edict;
2329         prog->count_edicts          = SVVM_count_edicts;
2330         prog->load_edict            = SVVM_load_edict;
2331         prog->init_cmd              = SVVM_init_cmd;
2332         prog->reset_cmd             = SVVM_reset_cmd;
2333         prog->error_cmd             = Host_Error;
2334         prog->ExecuteProgram        = SVVM_ExecuteProgram;
2335
2336         PRVM_Prog_Load(prog, sv_progs.string, NULL, 0, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
2337
2338         // some mods compiled with scrambling compilers lack certain critical
2339         // global names and field names such as "self" and "time" and "nextthink"
2340         // so we have to set these offsets manually, matching the entvars_t
2341         // but we only do this if the prog header crc matches, otherwise it's totally freeform
2342         if (prog->progs_crc == PROGHEADER_CRC || prog->progs_crc == PROGHEADER_CRC_TENEBRAE)
2343         {
2344                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, modelindex);
2345                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmin);
2346                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmax);
2347                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ltime);
2348                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movetype);
2349                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, solid);
2350                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, origin);
2351                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, oldorigin);
2352                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, velocity);
2353                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
2354                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, avelocity);
2355                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, punchangle);
2356                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
2357                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, model);
2358                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
2359                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, skin);
2360                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, effects);
2361                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, mins);
2362                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, maxs);
2363                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, size);
2364                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, touch);
2365                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, use);
2366                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
2367                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, blocked);
2368                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
2369                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
2370                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, health);
2371                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frags);
2372                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weapon);
2373                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponmodel);
2374                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponframe);
2375                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, currentammo);
2376                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_shells);
2377                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_nails);
2378                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_rockets);
2379                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_cells);
2380                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, items);
2381                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, takedamage);
2382                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
2383                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, deadflag);
2384                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, view_ofs);
2385                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button0);
2386                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button1);
2387                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button2);
2388                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, impulse);
2389                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, fixangle);
2390                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, v_angle);
2391                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, idealpitch);
2392                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, netname);
2393                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, enemy);
2394                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, flags);
2395                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, colormap);
2396                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, team);
2397                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, max_health);
2398                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, teleport_time);
2399                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armortype);
2400                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armorvalue);
2401                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, waterlevel);
2402                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, watertype);
2403                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
2404                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
2405                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, aiment);
2406                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, goalentity);
2407                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, spawnflags);
2408                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, target);
2409                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, targetname);
2410                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_take);
2411                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_save);
2412                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_inflictor);
2413                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, owner);
2414                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movedir);
2415                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, message);
2416                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, sounds);
2417                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise);
2418                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise1);
2419                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise2);
2420                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise3);
2421                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
2422                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, other);
2423                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, world);
2424                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
2425                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, frametime);
2426                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, force_retouch);
2427                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, mapname);
2428                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, deathmatch);
2429                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, coop);
2430                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, teamplay);
2431                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, serverflags);
2432                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_secrets);
2433                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_monsters);
2434                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, found_secrets);
2435                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, killed_monsters);
2436                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm1);
2437                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm2);
2438                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm3);
2439                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm4);
2440                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm5);
2441                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm6);
2442                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm7);
2443                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm8);
2444                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm9);
2445                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm10);
2446                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm11);
2447                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm12);
2448                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm13);
2449                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm14);
2450                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm15);
2451                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm16);
2452                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
2453                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
2454                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
2455                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
2456                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
2457                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
2458                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
2459                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
2460                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
2461                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
2462                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
2463                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
2464                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, msg_entity);
2465 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, main);
2466 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, StartFrame);
2467 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPreThink);
2468 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPostThink);
2469 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientKill);
2470 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientConnect);
2471 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PutClientInServer);
2472 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientDisconnect);
2473 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetNewParms);
2474 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetChangeParms);
2475         }
2476         else
2477                 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);
2478
2479         // OP_STATE is always supported on server because we add fields/globals for it
2480         prog->flag |= PRVM_OP_STATE;
2481
2482         VM_CustomStats_Clear();//[515]: csqc
2483
2484         SV_Prepare_CSQC();
2485 }
2486
2487 static void SV_CheckTimeouts(void)
2488 {
2489         int i;
2490
2491         // never timeout loopback connections
2492         for (i = (host_isclient.integer ? 1 : 0), host_client = &svs.clients[i]; i < svs.maxclients; i++, host_client++)
2493                 if (host_client->netconnection && host.realtime > host_client->netconnection->timeout)
2494                         SV_DropClient(false, "Timed out");
2495 }
2496
2497 /*
2498 ==================
2499 SV_TimeReport
2500
2501 Returns a time report string, for example for
2502 ==================
2503 */
2504 const char *SV_TimingReport(char *buf, size_t buflen)
2505 {
2506         return va(buf, buflen, "%.1f%% CPU, %.2f%% lost, offset avg %.1fms, max %.1fms, sdev %.1fms", svs.perf_cpuload * 100, svs.perf_lost * 100, svs.perf_offset_avg * 1000, svs.perf_offset_max * 1000, svs.perf_offset_sdev * 1000);
2507 }
2508
2509 extern cvar_t host_maxwait;
2510 extern cvar_t host_framerate;
2511 extern cvar_t cl_maxphysicsframesperserverframe;
2512 double SV_Frame(double time)
2513 {
2514         static double sv_timer;
2515         int i;
2516         char vabuf[1024];
2517         qbool playing = false;
2518
2519         if (!svs.threaded)
2520         {
2521                 svs.perf_acc_sleeptime = host.sleeptime;
2522                 svs.perf_acc_realtime += time;
2523
2524                 // Look for clients who have spawned
2525                 for (i = 0, host_client = svs.clients; i < svs.maxclients; i++, host_client++)
2526                         if(host_client->begun && host_client->netconnection)
2527                                 playing = true;
2528
2529                 if(svs.perf_acc_realtime > 5)
2530                 {
2531                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2532                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2533
2534                         if(svs.perf_acc_offset_samples > 0)
2535                         {
2536                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2537                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2538                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2539                         }
2540
2541                         if(svs.perf_lost > 0 && developer_extra.integer && playing) // only complain if anyone is looking
2542                                 Con_DPrintf("Server can't keep up: %s\n", SV_TimingReport(vabuf, sizeof(vabuf)));
2543                 }
2544
2545                 if(svs.perf_acc_realtime > 5 || sv.time < 10)
2546                 {
2547                         /*
2548                          * Don't accumulate time for the first 10 seconds of a match
2549                          * so things can settle
2550                          */
2551                         svs.perf_acc_realtime = svs.perf_acc_sleeptime =
2552                         svs.perf_acc_lost = svs.perf_acc_offset =
2553                         svs.perf_acc_offset_squared = svs.perf_acc_offset_max =
2554                         svs.perf_acc_offset_samples = host.sleeptime = 0;
2555                 }
2556
2557                 /*
2558                  * Receive packets on each main loop iteration, as the main loop may
2559                  * be undersleeping due to select() detecting a new packet
2560                  */
2561                 if (sv.active)
2562                 {
2563                         NetConn_ServerFrame();
2564                         SV_CheckTimeouts();
2565                 }
2566         }
2567
2568         /*
2569          * If the accumulator hasn't become positive, don't
2570          * run the frame. Everything that happens before this
2571          * point will happen even if we're sleeping this frame.
2572          */
2573         if((sv_timer += time) < 0)
2574                 return sv_timer;
2575
2576         // limit the frametime steps to no more than 100ms each
2577         if (sv_timer > 0.1)
2578         {
2579                 if (!svs.threaded)
2580                         svs.perf_acc_lost += (sv_timer - 0.1);
2581                 sv_timer = 0.1;
2582         }
2583
2584         if (sv.active && sv_timer > 0 && !svs.threaded)
2585         {
2586                 /*
2587                  * Execute one or more server frames, with an upper limit on how much
2588                  * execution time to spend on server frames to avoid freezing the game if
2589                  * the server is overloaded. This execution time limit means the game will
2590                  * slow down if the server is taking too long.
2591                  */
2592                 int framecount, framelimit = 1;
2593                 double advancetime, aborttime = 0;
2594                 float offset;
2595                 prvm_prog_t *prog = SVVM_prog;
2596
2597                 // run the world state
2598                 // don't allow simulation to run too fast or too slow or logic glitches can occur
2599
2600                 // stop running server frames if the wall time reaches this value
2601                 if (sys_ticrate.value <= 0)
2602                         advancetime = sv_timer;
2603                 else
2604                 {
2605                         advancetime = sys_ticrate.value;
2606                         // listen servers can run multiple server frames per client frame
2607                         framelimit = cl_maxphysicsframesperserverframe.integer;
2608                         aborttime = Sys_DirtyTime() + 0.1;
2609                 }
2610
2611                 if(host_timescale.value > 0 && host_timescale.value < 1)
2612                         advancetime = min(advancetime, 0.1 / host_timescale.value);
2613                 else
2614                         advancetime = min(advancetime, 0.1);
2615
2616                 if(advancetime > 0)
2617                 {
2618                         offset = Sys_DirtyTime() - host.dirtytime;
2619                         if (offset < 0 || offset >= 1800)
2620                                 offset = 0;
2621
2622                         offset += sv_timer;
2623                         ++svs.perf_acc_offset_samples;
2624                         svs.perf_acc_offset += offset;
2625                         svs.perf_acc_offset_squared += offset * offset;
2626
2627                         if(svs.perf_acc_offset_max < offset)
2628                                 svs.perf_acc_offset_max = offset;
2629                 }
2630
2631                 // only advance time if not paused
2632                 // the game also pauses in singleplayer when menu or console is used
2633                 sv.frametime = advancetime * host_timescale.value;
2634                 if (host_framerate.value)
2635                         sv.frametime = host_framerate.value;
2636                 if (sv.paused || host.paused)
2637                         sv.frametime = 0;
2638
2639                 for (framecount = 0; framecount < framelimit && sv_timer > 0; framecount++)
2640                 {
2641                         sv_timer -= advancetime;
2642
2643                         // move things around and think unless paused
2644                         if (sv.frametime)
2645                                 SV_Physics();
2646
2647                         // if this server frame took too long, break out of the loop
2648                         if (framelimit > 1 && Sys_DirtyTime() >= aborttime)
2649                                 break;
2650                 }
2651
2652                 R_TimeReport("serverphysics");
2653
2654                 // send all messages to the clients
2655                 SV_SendClientMessages();
2656
2657                 if (sv.paused == 1 && host.realtime > sv.pausedstart && sv.pausedstart > 0) {
2658                         prog->globals.fp[OFS_PARM0] = host.realtime - sv.pausedstart;
2659                         PRVM_serverglobalfloat(time) = sv.time;
2660                         prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2661                 }
2662
2663                 // send an heartbeat if enough time has passed since the last one
2664                 NetConn_Heartbeat(0);
2665                 R_TimeReport("servernetwork");
2666         }
2667         else
2668         {
2669                 // don't let r_speeds display jump around
2670                 R_TimeReport("serverphysics");
2671                 R_TimeReport("servernetwork");
2672         }
2673
2674         // if there is some time remaining from this frame, reset the timer
2675         if (sv_timer >= 0)
2676         {
2677                 if (!svs.threaded)
2678                         svs.perf_acc_lost += sv_timer;
2679                 sv_timer = 0;
2680         }
2681
2682         return sv_timer;
2683 }
2684
2685 static int SV_ThreadFunc(void *voiddata)
2686 {
2687         prvm_prog_t *prog = SVVM_prog;
2688         qbool playing = false;
2689         double sv_timer = 0;
2690         double sv_deltarealtime, sv_oldrealtime, sv_realtime;
2691         double wait;
2692         int i;
2693         char vabuf[1024];
2694         sv_realtime = Sys_DirtyTime();
2695         while (!svs.threadstop)
2696         {
2697                 // FIXME: we need to handle Host_Error in the server thread somehow
2698 //              if (setjmp(sv_abortframe))
2699 //                      continue;                       // something bad happened in the server game
2700
2701                 sv_oldrealtime = sv_realtime;
2702                 sv_realtime = Sys_DirtyTime();
2703                 sv_deltarealtime = sv_realtime - sv_oldrealtime;
2704                 if (sv_deltarealtime < 0 || sv_deltarealtime >= 1800) sv_deltarealtime = 0;
2705
2706                 sv_timer += sv_deltarealtime;
2707
2708                 svs.perf_acc_realtime += sv_deltarealtime;
2709
2710                 // 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)
2711                 SV_LockThreadMutex();
2712
2713                 // Look for clients who have spawned
2714                 playing = false;
2715                 if (sv.active)
2716                         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2717                                 if(host_client->begun)
2718                                         if(host_client->netconnection)
2719                                                 playing = true;
2720                 if(sv.time < 10)
2721                 {
2722                         // don't accumulate time for the first 10 seconds of a match
2723                         // so things can settle
2724                         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;
2725                 }
2726                 else if(svs.perf_acc_realtime > 5)
2727                 {
2728                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2729                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2730                         if(svs.perf_acc_offset_samples > 0)
2731                         {
2732                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2733                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2734                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2735                         }
2736                         if(svs.perf_lost > 0 && developer_extra.integer)
2737                                 if(playing)
2738                                         Con_DPrintf("Server can't keep up: %s\n", SV_TimingReport(vabuf, sizeof(vabuf)));
2739                         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;
2740                 }
2741
2742                 // get new packets
2743                 if (sv.active)
2744                 {
2745                         NetConn_ServerFrame();
2746                         SV_CheckTimeouts();
2747                 }
2748
2749                 // if the accumulators haven't become positive yet, wait a while
2750                 wait = sv_timer * -1000000.0;
2751                 if (wait >= 1)
2752                 {
2753                         double time0, delta;
2754                         SV_UnlockThreadMutex(); // don't keep mutex locked while sleeping
2755                         if (host_maxwait.value <= 0)
2756                                 wait = min(wait, 1000000.0);
2757                         else
2758                                 wait = min(wait, host_maxwait.value * 1000.0);
2759                         if(wait < 1)
2760                                 wait = 1; // because we cast to int
2761                         time0 = Sys_DirtyTime();
2762                         Sys_Sleep((int)wait);
2763                         delta = Sys_DirtyTime() - time0;if (delta < 0 || delta >= 1800) delta = 0;
2764                         svs.perf_acc_sleeptime += delta;
2765                         continue;
2766                 }
2767
2768                 if (sv.active && sv_timer > 0)
2769                 {
2770                         // execute one server frame
2771                         double advancetime;
2772                         float offset;
2773
2774                         if (sys_ticrate.value <= 0)
2775                                 advancetime = min(sv_timer, 0.1); // don't step more than 100ms
2776                         else
2777                                 advancetime = sys_ticrate.value;
2778
2779                         if(advancetime > 0)
2780                         {
2781                                 offset = sv_timer + (Sys_DirtyTime() - sv_realtime); // LadyHavoc: FIXME: I don't understand this line
2782                                 ++svs.perf_acc_offset_samples;
2783                                 svs.perf_acc_offset += offset;
2784                                 svs.perf_acc_offset_squared += offset * offset;
2785                                 if(svs.perf_acc_offset_max < offset)
2786                                         svs.perf_acc_offset_max = offset;
2787                         }
2788
2789                         // only advance time if not paused
2790                         // the game also pauses in singleplayer when menu or console is used
2791                         sv.frametime = advancetime * host_timescale.value;
2792                         if (host_framerate.value)
2793                                 sv.frametime = host_framerate.value;
2794                         if (sv.paused || host.paused)
2795                                 sv.frametime = 0;
2796
2797                         sv_timer -= advancetime;
2798
2799                         // move things around and think unless paused
2800                         if (sv.frametime)
2801                                 SV_Physics();
2802
2803                         // send all messages to the clients
2804                         SV_SendClientMessages();
2805
2806                         if (sv.paused == 1 && sv_realtime > sv.pausedstart && sv.pausedstart > 0)
2807                         {
2808                                 PRVM_serverglobalfloat(time) = sv.time;
2809                                 prog->globals.fp[OFS_PARM0] = sv_realtime - sv.pausedstart;
2810                                 prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2811                         }
2812
2813                         // send an heartbeat if enough time has passed since the last one
2814                         NetConn_Heartbeat(0);
2815
2816                 }
2817
2818                 // we're back to safe code now
2819                 SV_UnlockThreadMutex();
2820
2821                 // if there is some time remaining from this frame, reset the timers
2822                 if (sv_timer >= 0)
2823                 {
2824                         svs.perf_acc_lost += sv_timer;
2825                         sv_timer = 0;
2826                 }
2827         }
2828         return 0;
2829 }
2830
2831 void SV_StartThread(void)
2832 {
2833         if (!sv_threaded.integer || !Thread_HasThreads())
2834                 return;
2835         svs.threaded = true;
2836         svs.threadstop = false;
2837         svs.threadmutex = Thread_CreateMutex();
2838         svs.thread = Thread_CreateThread(SV_ThreadFunc, NULL);
2839 }
2840
2841 void SV_StopThread(void)
2842 {
2843         if (!svs.threaded)
2844                 return;
2845         svs.threadstop = true;
2846         Thread_WaitThread(svs.thread, 0);
2847         Thread_DestroyMutex(svs.threadmutex);
2848         svs.threaded = false;
2849 }