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                 // check for -dedicated specifying how many players
 456                 if (i && i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 457                         svs.maxclients = atoi (sys.argv[i+1]);
 458                 if (Sys_CheckParm ("-listen"))
 459                         Con_Printf ("Only one of -dedicated or -listen can be specified\n");
 460                 // default sv_public on for dedicated servers (often hosted by serious administrators), off for listen servers (often hosted by clueless users)
 461                 Cvar_SetValue(&cvars_all, "sv_public", 1);
 462         }
 463         else if (cl_available)
 464         {
 465                 // client exists and not dedicated, check if -listen is specified
 466                 cls.state = ca_disconnected;
 467                 i = Sys_CheckParm ("-listen");
 468                 if (i)
 469                 {
 470                         // default players unless specified
 471                         if (i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 472                                 svs.maxclients = atoi (sys.argv[i+1]);
 473                 }
 474                 else
 475                 {
 476                         // default players in some games, singleplayer in most
 477                         if (gamemode != GAME_GOODVSBAD2 && !IS_NEXUIZ_DERIVED(gamemode) && gamemode != GAME_BATTLEMECH)
 478                                 svs.maxclients = 1;
 479                 }
 480         }
 481
 482         svs.maxclients = svs.maxclients_next = bound(1, svs.maxclients, MAX_SCOREBOARD);
 483
 484         svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
 485
 486         if (svs.maxclients > 1 && !deathmatch.integer && !coop.integer)
 487                 Cvar_SetValueQuick(&deathmatch, 1);
 488 }
 489
 490 /*
 491 ===============
 492 SV_Init
 493 ===============
 494 */
 495 void SV_Init (void)
 496 {
 497         // init the csqc progs cvars, since they are updated/used by the server code
 498         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 499         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 500         extern cvar_t csqc_progcrc;
 501         extern cvar_t csqc_progsize;
 502         extern cvar_t csqc_usedemoprogs;
 503
 504         Cvar_RegisterVariable(&sv_worldmessage);
 505         Cvar_RegisterVariable(&sv_worldname);
 506         Cvar_RegisterVariable(&sv_worldnamenoextension);
 507         Cvar_RegisterVariable(&sv_worldbasename);
 508
 509         Cvar_RegisterVariable (&csqc_progname);
 510         Cvar_RegisterVariable (&csqc_progcrc);
 511         Cvar_RegisterVariable (&csqc_progsize);
 512         Cvar_RegisterVariable (&csqc_usedemoprogs);
 513
 514         Cmd_AddCommand(CF_SHARED, "sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 515         Cmd_AddCommand(CF_SHARED, "sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 516         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "sv_startdownload", SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 517         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "download", SV_Download_f, "downloads a specified file from the server");
 518
 519         Cvar_RegisterVariable (&sv_disablenotify);
 520         Cvar_RegisterVariable (&coop);
 521         Cvar_RegisterVariable (&deathmatch);
 522         Cvar_RegisterVariable (&fraglimit);
 523         Cvar_RegisterVariable (&gamecfg);
 524         Cvar_RegisterVariable (&noexit);
 525         Cvar_RegisterVariable (&nomonsters);
 526         Cvar_RegisterVariable (&pausable);
 527         Cvar_RegisterVariable (&pr_checkextension);
 528         Cvar_RegisterVariable (&samelevel);
 529         Cvar_RegisterVariable (&skill);
 530         Cvar_RegisterVariable (&campaign);
 531         Cvar_RegisterVariable (&host_timescale);
 532         Cvar_RegisterCallback (&host_timescale, Host_Timescale_c);
 533         Cvar_RegisterVirtual (&host_timescale, "slowmo");
 534         Cvar_RegisterVirtual (&host_timescale, "timescale");
 535         Cvar_RegisterVariable (&sv_accelerate);
 536         Cvar_RegisterVariable (&sv_aim);
 537         Cvar_RegisterVariable (&sv_airaccel_qw);
 538         Cvar_RegisterVariable (&sv_airaccel_qw_stretchfactor);
 539         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 540         Cvar_RegisterVariable (&sv_airaccelerate);
 541         Cvar_RegisterVariable (&sv_airstopaccelerate);
 542         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 543         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 544         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 545         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 546         Cvar_RegisterVariable (&sv_aircontrol);
 547         Cvar_RegisterVariable (&sv_aircontrol_power);
 548         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 549         Cvar_RegisterVariable (&sv_allowdownloads);
 550         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 551         Cvar_RegisterVariable (&sv_allowdownloads_config);
 552         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 553         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 554         Cvar_RegisterVariable (&sv_areagrid_link_SOLID_NOT);
 555         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 556         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 557         Cvar_RegisterVariable (&sv_clmovement_enable);
 558         Cvar_RegisterVariable (&sv_clmovement_minping);
 559         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 560         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 561         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 562         Cvar_RegisterVariable (&sv_cullentities_pvs);
 563         Cvar_RegisterVariable (&sv_cullentities_stats);
 564         Cvar_RegisterVariable (&sv_cullentities_trace);
 565         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 566         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 567         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 568         Cvar_RegisterVariable (&sv_cullentities_trace_expand);
 569         Cvar_RegisterVariable (&sv_cullentities_trace_eyejitter);
 570         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 571         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 572         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 573         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 574         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 575         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 576         Cvar_RegisterVariable (&sv_cullentities_trace_spectators);
 577         Cvar_RegisterVariable (&sv_debugmove);
 578         Cvar_RegisterVariable (&sv_echobprint);
 579         Cvar_RegisterVariable (&sv_edgefriction);
 580         Cvar_RegisterVariable (&sv_entpatch);
 581         Cvar_RegisterVariable (&sv_freezenonclients);
 582         Cvar_RegisterVariable (&sv_friction);
 583         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 584         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 585         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 586         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 587         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 588         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 589         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 590         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 591         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 592         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 593         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 594         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 595         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 596         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_separation);
 597         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 598         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 599         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 600         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 601         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 602         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 603         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 604         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 605         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 606         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 607         Cvar_RegisterVariable (&sv_gameplayfix_q1bsptracelinereportstexture);
 608         Cvar_RegisterVariable (&sv_gameplayfix_unstickplayers);
 609         Cvar_RegisterVariable (&sv_gameplayfix_unstickentities);
 610         Cvar_RegisterVariable (&sv_gameplayfix_fixedcheckwatertransition);
 611         Cvar_RegisterVariable (&sv_gameplayfix_customstats);
 612         Cvar_RegisterVariable (&sv_gravity);
 613         Cvar_RegisterVariable (&sv_init_frame_count);
 614         Cvar_RegisterVariable (&sv_idealpitchscale);
 615         Cvar_RegisterVariable (&sv_jumpstep);
 616         Cvar_RegisterVariable (&sv_jumpvelocity);
 617         Cvar_RegisterVariable (&sv_legacy_bbox_expand);
 618         Cvar_RegisterVariable (&sv_maxairspeed);
 619         Cvar_RegisterVariable (&sv_maxrate);
 620         Cvar_RegisterVariable (&sv_maxspeed);
 621         Cvar_RegisterVariable (&sv_maxvelocity);
 622         Cvar_RegisterVariable (&sv_nostep);
 623         Cvar_RegisterVariable (&sv_playerphysicsqc);
 624         Cvar_RegisterVariable (&sv_progs);
 625         Cvar_RegisterVariable (&sv_protocolname);
 626         Cvar_RegisterVariable (&sv_random_seed);
 627         Cvar_RegisterVariable (&host_limitlocal);
 628         Cvar_RegisterVirtual(&host_limitlocal, "sv_ratelimitlocalplayer");
 629         Cvar_RegisterVariable (&sv_sound_land);
 630         Cvar_RegisterVariable (&sv_sound_watersplash);
 631         Cvar_RegisterVariable (&sv_stepheight);
 632         Cvar_RegisterVariable (&sv_stopspeed);
 633         Cvar_RegisterVariable (&sv_wallfriction);
 634         Cvar_RegisterVariable (&sv_wateraccelerate);
 635         Cvar_RegisterVariable (&sv_waterfriction);
 636         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 637         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 638         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 639         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 640         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 641         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 642         Cvar_RegisterVariable (&sv_areadebug);
 643         Cvar_RegisterVariable (&sys_ticrate);
 644         Cvar_RegisterVariable (&teamplay);
 645         Cvar_RegisterVariable (&timelimit);
 646         Cvar_RegisterVariable (&sv_threaded);
 647
 648         Cvar_RegisterVariable (&sv_rollangle);
 649         Cvar_RegisterVariable (&sv_rollspeed);
 650
 651         Cvar_RegisterVariable (&saved1);
 652         Cvar_RegisterVariable (&saved2);
 653         Cvar_RegisterVariable (&saved3);
 654         Cvar_RegisterVariable (&saved4);
 655         Cvar_RegisterVariable (&savedgamecfg);
 656         Cvar_RegisterVariable (&scratch1);
 657         Cvar_RegisterVariable (&scratch2);
 658         Cvar_RegisterVariable (&scratch3);
 659         Cvar_RegisterVariable (&scratch4);
 660         Cvar_RegisterVariable (&temp1);
 661
 662         // LadyHavoc: Nehahra uses these to pass data around cutscene demos
 663         Cvar_RegisterVariable (&nehx00);
 664         Cvar_RegisterVariable (&nehx01);
 665         Cvar_RegisterVariable (&nehx02);
 666         Cvar_RegisterVariable (&nehx03);
 667         Cvar_RegisterVariable (&nehx04);
 668         Cvar_RegisterVariable (&nehx05);
 669         Cvar_RegisterVariable (&nehx06);
 670         Cvar_RegisterVariable (&nehx07);
 671         Cvar_RegisterVariable (&nehx08);
 672         Cvar_RegisterVariable (&nehx09);
 673         Cvar_RegisterVariable (&nehx10);
 674         Cvar_RegisterVariable (&nehx11);
 675         Cvar_RegisterVariable (&nehx12);
 676         Cvar_RegisterVariable (&nehx13);
 677         Cvar_RegisterVariable (&nehx14);
 678         Cvar_RegisterVariable (&nehx15);
 679         Cvar_RegisterVariable (&nehx16);
 680         Cvar_RegisterVariable (&nehx17);
 681         Cvar_RegisterVariable (&nehx18);
 682         Cvar_RegisterVariable (&nehx19);
 683         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 684
 685         Cvar_RegisterVariable (&sv_autodemo_perclient);
 686         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 687         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 688
 689         Cvar_RegisterVariable (&halflifebsp);
 690         Cvar_RegisterVariable (&sv_mapformat_is_quake2);
 691         Cvar_RegisterVariable (&sv_mapformat_is_quake3);
 692
 693         Cvar_RegisterVariable (&sv_writepicture_quality);
 694
 695         SV_InitOperatorCommands();
 696         host.hook.SV_Shutdown = SV_Shutdown;
 697
 698         sv_mempool = Mem_AllocPool("server", 0, NULL);
 699
 700         SV_ServerOptions();
 701         Cvar_Callback(&sv_netport);
 702 }
 703
 704 static void SV_SaveEntFile_f(cmd_state_t *cmd)
 705 {
 706         char vabuf[1024];
 707         if (!sv.active || !sv.worldmodel)
 708         {
 709                 Con_Print("Not running a server\n");
 710                 return;
 711         }
 712         FS_WriteFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 713 }
 714
 715 /*
 716 ==============================================================================
 717
 718 CLIENT SPAWNING
 719
 720 ==============================================================================
 721 */
 722
 723 /*
 724 ================
 725 SV_SendServerinfo
 726
 727 Sends the first message from the server to a connected client.
 728 This will be sent on the initial connection and upon each server load.
 729 ================
 730 */
 731 void SV_SendServerinfo (client_t *client)
 732 {
 733         prvm_prog_t *prog = SVVM_prog;
 734         int i;
 735         char message[128];
 736         char vabuf[1024];
 737
 738         // we know that this client has a netconnection and thus is not a bot
 739
 740         // edicts get reallocated on level changes, so we need to update it here
 741         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 742
 743         // clear cached stuff that depends on the level
 744         client->weaponmodel[0] = 0;
 745         client->weaponmodelindex = 0;
 746
 747         // LadyHavoc: clear entityframe tracking
 748         client->latestframenum = 0;
 749
 750         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 751         client->cmd.time = sv.time;
 752
 753         if (client->entitydatabase)
 754                 EntityFrame_FreeDatabase(client->entitydatabase);
 755         if (client->entitydatabase4)
 756                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 757         if (client->entitydatabase5)
 758                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 759
 760         memset(client->stats, 0, sizeof(client->stats));
 761         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 762
 763         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)
 764         {
 765                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 766                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 767                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 768                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 769                 else
 770                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 771         }
 772
 773         // reset csqc entity versions
 774         for (i = 0;i < prog->max_edicts;i++)
 775         {
 776                 client->csqcentityscope[i] = 0;
 777                 client->csqcentitysendflags[i] = 0xFFFFFF;
 778         }
 779         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 780         {
 781                 client->csqcentityframehistory[i].num = 0;
 782                 client->csqcentityframehistory[i].framenum = -1;
 783         }
 784         client->csqcnumedicts = 0;
 785         client->csqcentityframehistory_next = 0;
 786
 787         SZ_Clear (&client->netconnection->message);
 788         MSG_WriteByte (&client->netconnection->message, svc_print);
 789         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 790         MSG_WriteString (&client->netconnection->message,message);
 791
 792         SV_StopDemoRecording(client); // to split up demos into different files
 793         if(sv_autodemo_perclient.integer)
 794         {
 795                 char demofile[MAX_OSPATH];
 796                 char ipaddress[MAX_QPATH];
 797                 size_t j;
 798
 799                 // start a new demo file
 800                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 801                 for(j = 0; ipaddress[j]; ++j)
 802                         if(!isalnum(ipaddress[j]))
 803                                 ipaddress[j] = '-';
 804                 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);
 805
 806                 SV_StartDemoRecording(client, demofile, -1);
 807         }
 808
 809         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 810         if (sv.csqc_progname[0])
 811         {
 812                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 813                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 814                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progname %s\n", sv.csqc_progname));
 815                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 816                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progsize %i\n", sv.csqc_progsize));
 817                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 818                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progcrc %i\n", sv.csqc_progcrc));
 819
 820                 if(client->sv_demo_file != NULL)
 821                 {
 822                         int k;
 823                         static char buf[NET_MAXMESSAGE];
 824                         sizebuf_t sb;
 825
 826                         sb.data = (unsigned char *) buf;
 827                         sb.maxsize = sizeof(buf);
 828                         k = 0;
 829                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, k++, &sb, sv.protocol))
 830                                 SV_WriteDemoMessage(client, &sb, false);
 831                 }
 832
 833                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 834                 if (PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd)))
 835                 {
 836                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 837                         MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "%s\n", PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd))));
 838                 }
 839         }
 840
 841         //if (sv_allowdownloads.integer)
 842         // always send the info that the server supports the protocol, even if downloads are forbidden
 843         // only because of that, the CSQC exception can work
 844         {
 845                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 846                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 847         }
 848
 849         // send at this time so it's guaranteed to get executed at the right time
 850         {
 851                 client_t *save;
 852                 save = host_client;
 853                 host_client = client;
 854                 Curl_SendRequirements();
 855                 host_client = save;
 856         }
 857
 858         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 859         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 860         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 861
 862         if (!coop.integer && deathmatch.integer)
 863                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 864         else
 865                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 866
 867         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)));
 868
 869         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 870                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 871         MSG_WriteByte (&client->netconnection->message, 0);
 872
 873         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 874                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 875         MSG_WriteByte (&client->netconnection->message, 0);
 876
 877 // send music
 878         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 879         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 880         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 881
 882 // set view
 883 // store this in clientcamera, too
 884         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
 885         MSG_WriteByte (&client->netconnection->message, svc_setview);
 886         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
 887
 888         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
 889         MSG_WriteByte (&client->netconnection->message, 1);
 890
 891         client->prespawned = false;             // need prespawn, spawn, etc
 892         client->spawned = false;                // need prespawn, spawn, etc
 893         client->begun = false;                  // need prespawn, spawn, etc
 894         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
 895
 896         // clear movement info until client enters the new level properly
 897         memset(&client->cmd, 0, sizeof(client->cmd));
 898         client->movesequence = 0;
 899         client->movement_highestsequence_seen = 0;
 900         memset(&client->movement_count, 0, sizeof(client->movement_count));
 901         client->ping = 0;
 902
 903         // allow the client some time to send his keepalives, even if map loading took ages
 904         client->netconnection->timeout = host.realtime + net_connecttimeout.value;
 905 }
 906
 907 /*
 908 ================
 909 SV_ConnectClient
 910
 911 Initializes a client_t for a new net connection.  This will only be called
 912 once for a player each game, not once for each level change.
 913 ================
 914 */
 915 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
 916 {
 917         prvm_prog_t *prog = SVVM_prog;
 918         client_t                *client;
 919         int                             i;
 920
 921         client = svs.clients + clientnum;
 922
 923 // set up the client_t
 924         if (sv.loadgame)
 925         {
 926                 float backupparms[NUM_SPAWN_PARMS];
 927                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
 928                 memset(client, 0, sizeof(*client));
 929                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
 930         }
 931         else
 932                 memset(client, 0, sizeof(*client));
 933         client->active = true;
 934         client->netconnection = netconnection;
 935
 936         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
 937
 938         if(client->netconnection && client->netconnection->crypto.authenticated)
 939         {
 940                 Con_Printf("%s connection to %s has been established: client is %s@%s%.*s, I am %.*s@%s%.*s\n",
 941                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
 942                                 client->netconnection->address,
 943                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
 944                                 (client->netconnection->crypto.client_issigned || !client->netconnection->crypto.client_keyfp[0]) ? "" : "~",
 945                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
 946                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
 947                                 (client->netconnection->crypto.server_issigned || !client->netconnection->crypto.server_keyfp[0]) ? "" : "~",
 948                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
 949                                 );
 950         }
 951
 952         strlcpy(client->name, "unconnected", sizeof(client->name));
 953         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
 954         client->prespawned = false;
 955         client->spawned = false;
 956         client->begun = false;
 957         client->edict = PRVM_EDICT_NUM(clientnum+1);
 958         if (client->netconnection)
 959                 client->netconnection->message.allowoverflow = true;            // we can catch it
 960         // prepare the unreliable message buffer
 961         client->unreliablemsg.data = client->unreliablemsg_data;
 962         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
 963         // updated by receiving "rate" command from client, this is also the default if not using a DP client
 964         client->rate = 1000000000;
 965         client->connecttime = host.realtime;
 966
 967         if (!sv.loadgame)
 968         {
 969                 // call the progs to get default spawn parms for the new client
 970                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
 971                 PRVM_serverglobalfloat(time) = sv.time;
 972                 PRVM_serverglobaledict(self) = 0;
 973                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetNewParms), "QC function SetNewParms is missing");
 974                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
 975                         client->spawn_parms[i] = (&PRVM_serverglobalfloat(parm1))[i];
 976
 977                 // set up the entity for this client (including .colormap, .team, etc)
 978                 PRVM_ED_ClearEdict(prog, client->edict);
 979         }
 980
 981         // don't call SendServerinfo for a fresh botclient because its fields have
 982         // not been set up by the qc yet
 983         if (client->netconnection)
 984                 SV_SendServerinfo (client);
 985         else
 986                 client->prespawned = client->spawned = client->begun = true;
 987 }
 988
 989 /*
 990 =====================
 991 SV_DropClient
 992
 993 Called when the player is getting totally kicked off the host
 994 if (leaving = true), don't bother sending signofs
 995 =====================
 996 */
 997 void SV_DropClient(qbool leaving, const char *fmt, ... )
 998 {
 999         prvm_prog_t *prog = SVVM_prog;
1000         int i;
1001
1002         va_list argptr;
1003         char reason[512] = "";
1004
1005         Con_Printf("Client \"%s\" dropped", host_client->name);
1006
1007         if(fmt)
1008         {
1009                 va_start(argptr, fmt);
1010                 dpvsnprintf(reason, sizeof(reason), fmt, argptr);
1011                 va_end(argptr);
1012
1013                 Con_Printf(" (%s)\n", reason);
1014         }
1015         else
1016         {
1017                 Con_Printf(" \n");
1018         }
1019
1020         SV_StopDemoRecording(host_client);
1021
1022         // make sure edict is not corrupt (from a level change for example)
1023         host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
1024
1025         if (host_client->netconnection)
1026         {
1027                 // tell the client to be gone
1028                 if (!leaving)
1029                 {
1030                         // LadyHavoc: no opportunity for resending, so use unreliable 3 times
1031                         unsigned char bufdata[520]; // Disconnect reason string can be 512 characters
1032                         sizebuf_t buf;
1033                         memset(&buf, 0, sizeof(buf));
1034                         buf.data = bufdata;
1035                         buf.maxsize = sizeof(bufdata);
1036                         MSG_WriteByte(&buf, svc_disconnect);
1037                         if(fmt)
1038                         {
1039                                 if(sv.protocol == PROTOCOL_DARKPLACES8)
1040                                         MSG_WriteString(&buf, reason);
1041                                 else
1042                                         SV_ClientPrintf("%s\n", reason);
1043                         }
1044                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
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                 }
1048         }
1049
1050         // call qc ClientDisconnect function
1051         // LadyHavoc: don't call QC if server is dead (avoids recursive
1052         // Host_Error in some mods when they run out of edicts)
1053         if (host_client->clientconnectcalled && sv.active && host_client->edict)
1054         {
1055                 // call the prog function for removing a client
1056                 // this will set the body to a dead frame, among other things
1057                 int saveSelf = PRVM_serverglobaledict(self);
1058                 host_client->clientconnectcalled = false;
1059                 PRVM_serverglobalfloat(time) = sv.time;
1060                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1061                 prog->ExecuteProgram(prog, PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
1062                 PRVM_serverglobaledict(self) = saveSelf;
1063         }
1064
1065         if (host_client->netconnection)
1066         {
1067                 // break the net connection
1068                 NetConn_Close(host_client->netconnection);
1069                 host_client->netconnection = NULL;
1070         }
1071         if(fmt)
1072                 SV_BroadcastPrintf("\003^3%s left the game (%s)\n", host_client->name, reason);
1073         else
1074                 SV_BroadcastPrintf("\003^3%s left the game\n", host_client->name);
1075
1076         // if a download is active, close it
1077         if (host_client->download_file)
1078         {
1079                 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
1080                 FS_Close(host_client->download_file);
1081                 host_client->download_file = NULL;
1082                 host_client->download_name[0] = 0;
1083                 host_client->download_expectedposition = 0;
1084                 host_client->download_started = false;
1085         }
1086
1087         // remove leaving player from scoreboard
1088         host_client->name[0] = 0;
1089         host_client->colors = 0;
1090         host_client->frags = 0;
1091         // send notification to all clients
1092         // get number of client manually just to make sure we get it right...
1093         i = host_client - svs.clients;
1094         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1095         MSG_WriteByte (&sv.reliable_datagram, i);
1096         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1097         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1098         MSG_WriteByte (&sv.reliable_datagram, i);
1099         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1100         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1101         MSG_WriteByte (&sv.reliable_datagram, i);
1102         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1103
1104         // free the client now
1105         if (host_client->entitydatabase)
1106                 EntityFrame_FreeDatabase(host_client->entitydatabase);
1107         if (host_client->entitydatabase4)
1108                 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
1109         if (host_client->entitydatabase5)
1110                 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
1111
1112         if (sv.active)
1113         {
1114                 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
1115                 PRVM_ED_ClearEdict(prog, host_client->edict);
1116         }
1117
1118         // clear the client struct (this sets active to false)
1119         memset(host_client, 0, sizeof(*host_client));
1120
1121         // update server listing on the master because player count changed
1122         // (which the master uses for filtering empty/full servers)
1123         NetConn_Heartbeat(1);
1124
1125         if (sv.loadgame)
1126         {
1127                 for (i = 0;i < svs.maxclients;i++)
1128                         if (svs.clients[i].active && !svs.clients[i].spawned)
1129                                 break;
1130                 if (i == svs.maxclients)
1131                 {
1132                         Con_Printf("Loaded game, everyone rejoined - unpausing\n");
1133                         sv.paused = sv.loadgame = false; // we're basically done with loading now
1134                 }
1135         }
1136 }
1137
1138 static void SV_StartDownload_f(cmd_state_t *cmd)
1139 {
1140         if (host_client->download_file)
1141                 host_client->download_started = true;
1142 }
1143
1144 /*
1145  * Compression extension negotiation:
1146  *
1147  * Server to client:
1148  *   cl_serverextension_download 2
1149  *
1150  * Client to server:
1151  *   download <filename> <list of zero or more suppported compressions in order of preference>
1152  * e.g.
1153  *   download maps/map1.bsp lzo deflate huffman
1154  *
1155  * Server to client:
1156  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
1157  * e.g.
1158  *   cl_downloadbegin 123456 maps/map1.bsp deflate
1159  *
1160  * The server may choose not to compress the file by sending no compression name, like:
1161  *   cl_downloadbegin 345678 maps/map1.bsp
1162  *
1163  * NOTE: the "download" command may only specify compression algorithms if
1164  *       cl_serverextension_download is 2!
1165  *       If cl_serverextension_download has a different value, the client must
1166  *       assume this extension is not supported!
1167  */
1168
1169 static void Download_CheckExtensions(cmd_state_t *cmd)
1170 {
1171         int i;
1172         int argc = Cmd_Argc(cmd);
1173
1174         // first reset them all
1175         host_client->download_deflate = false;
1176
1177         for(i = 2; i < argc; ++i)
1178         {
1179                 if(!strcmp(Cmd_Argv(cmd, i), "deflate"))
1180                 {
1181                         host_client->download_deflate = true;
1182                         break;
1183                 }
1184         }
1185 }
1186
1187 static void SV_Download_f(cmd_state_t *cmd)
1188 {
1189         const char *whichpack, *whichpack2, *extension;
1190         qbool is_csqc; // so we need to check only once
1191
1192         if (Cmd_Argc(cmd) < 2)
1193         {
1194                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
1195                 SV_ClientPrintf("       supported extensions: deflate\n");
1196                 return;
1197         }
1198
1199         if (FS_CheckNastyPath(Cmd_Argv(cmd, 1), false))
1200         {
1201                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(cmd, 1));
1202                 return;
1203         }
1204
1205         if (host_client->download_file)
1206         {
1207                 // at this point we'll assume the previous download should be aborted
1208                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
1209                 SV_ClientCommands("\nstopdownload\n");
1210
1211                 // close the file and reset variables
1212                 FS_Close(host_client->download_file);
1213                 host_client->download_file = NULL;
1214                 host_client->download_name[0] = 0;
1215                 host_client->download_expectedposition = 0;
1216                 host_client->download_started = false;
1217         }
1218
1219         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(cmd, 1), sv.csqc_progname) == 0);
1220
1221         if (!sv_allowdownloads.integer && !is_csqc)
1222         {
1223                 SV_ClientPrintf("Downloads are disabled on this server\n");
1224                 SV_ClientCommands("\nstopdownload\n");
1225                 return;
1226         }
1227
1228         Download_CheckExtensions(cmd);
1229
1230         strlcpy(host_client->download_name, Cmd_Argv(cmd, 1), sizeof(host_client->download_name));
1231         extension = FS_FileExtension(host_client->download_name);
1232
1233         // host_client is asking to download a specified file
1234         if (developer_extra.integer)
1235                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
1236
1237         if(is_csqc)
1238         {
1239                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1240                 extensions[0] = '\0';
1241
1242                 if(host_client->download_deflate)
1243                         strlcat(extensions, " deflate", sizeof(extensions));
1244
1245                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1246
1247                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
1248                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
1249                 else
1250                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
1251
1252                 // no, no space is needed between %s and %s :P
1253                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1254
1255                 host_client->download_expectedposition = 0;
1256                 host_client->download_started = false;
1257                 host_client->sendsignon = true; // make sure this message is sent
1258                 return;
1259         }
1260
1261         if (!FS_FileExists(host_client->download_name))
1262         {
1263                 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);
1264                 SV_ClientCommands("\nstopdownload\n");
1265                 return;
1266         }
1267
1268         // check if the user is trying to download part of registered Quake(r)
1269         whichpack = FS_WhichPack(host_client->download_name);
1270         whichpack2 = FS_WhichPack("gfx/pop.lmp");
1271         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
1272         {
1273                 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);
1274                 SV_ClientCommands("\nstopdownload\n");
1275                 return;
1276         }
1277
1278         // check if the server has forbidden archive downloads entirely
1279         if (!sv_allowdownloads_inarchive.integer)
1280         {
1281                 whichpack = FS_WhichPack(host_client->download_name);
1282                 if (whichpack)
1283                 {
1284                         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);
1285                         SV_ClientCommands("\nstopdownload\n");
1286                         return;
1287                 }
1288         }
1289
1290         if (!sv_allowdownloads_config.integer)
1291         {
1292                 if (!strcasecmp(extension, "cfg"))
1293                 {
1294                         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);
1295                         SV_ClientCommands("\nstopdownload\n");
1296                         return;
1297                 }
1298         }
1299
1300         if (!sv_allowdownloads_dlcache.integer)
1301         {
1302                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
1303                 {
1304                         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);
1305                         SV_ClientCommands("\nstopdownload\n");
1306                         return;
1307                 }
1308         }
1309
1310         if (!sv_allowdownloads_archive.integer)
1311         {
1312                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3") || !strcasecmp(extension, "dpk"))
1313                 {
1314                         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);
1315                         SV_ClientCommands("\nstopdownload\n");
1316                         return;
1317                 }
1318         }
1319
1320         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
1321         if (!host_client->download_file)
1322         {
1323                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
1324                 SV_ClientCommands("\nstopdownload\n");
1325                 return;
1326         }
1327
1328         if (FS_FileSize(host_client->download_file) > 1<<30)
1329         {
1330                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
1331                 SV_ClientCommands("\nstopdownload\n");
1332                 FS_Close(host_client->download_file);
1333                 host_client->download_file = NULL;
1334                 return;
1335         }
1336
1337         if (FS_FileSize(host_client->download_file) < 0)
1338         {
1339                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
1340                 SV_ClientCommands("\nstopdownload\n");
1341                 FS_Close(host_client->download_file);
1342                 host_client->download_file = NULL;
1343                 return;
1344         }
1345
1346         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1347
1348         /*
1349          * we can only do this if we would actually deflate on the fly
1350          * which we do not (yet)!
1351         {
1352                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1353                 extensions[0] = '\0';
1354
1355                 if(host_client->download_deflate)
1356                         strlcat(extensions, " deflate", sizeof(extensions));
1357
1358                 // no, no space is needed between %s and %s :P
1359                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1360         }
1361         */
1362         SV_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
1363
1364         host_client->download_expectedposition = 0;
1365         host_client->download_started = false;
1366         host_client->sendsignon = true; // make sure this message is sent
1367
1368         // the rest of the download process is handled in SV_SendClientDatagram
1369         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
1370         //
1371         // no svc_downloaddata messages will be sent until sv_startdownload is
1372         // sent by the client
1373 }
1374
1375 /*
1376 ==============================================================================
1377
1378 SERVER SPAWNING
1379
1380 ==============================================================================
1381 */
1382
1383 /*
1384 ================
1385 SV_ModelIndex
1386
1387 ================
1388 */
1389 int SV_ModelIndex(const char *s, int precachemode)
1390 {
1391         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1392         char filename[MAX_QPATH];
1393         if (!s || !*s)
1394                 return 0;
1395         // testing
1396         //if (precachemode == 2)
1397         //      return 0;
1398         strlcpy(filename, s, sizeof(filename));
1399         for (i = 2;i < limit;i++)
1400         {
1401                 if (!sv.model_precache[i][0])
1402                 {
1403                         if (precachemode)
1404                         {
1405                                 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))
1406                                 {
1407                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1408                                         return 0;
1409                                 }
1410                                 if (precachemode == 1)
1411                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1412                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1413                                 if (sv.state == ss_loading)
1414                                 {
1415                                         // running from SV_SpawnServer which is launched from the client console command interpreter
1416                                         sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1417                                 }
1418                                 else
1419                                 {
1420                                         if (svs.threaded)
1421                                         {
1422                                                 // 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
1423                                                 sv.models[i] = Mod_FindName (sv.model_precache[i], s[0] == '*' ? sv.worldname : NULL);
1424                                         }
1425                                         else
1426                                         {
1427                                                 // running single threaded, so we can load the model here
1428                                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1429                                         }
1430                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1431                                         MSG_WriteShort(&sv.reliable_datagram, i);
1432                                         MSG_WriteString(&sv.reliable_datagram, filename);
1433                                 }
1434                                 return i;
1435                         }
1436                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1437                         return 0;
1438                 }
1439                 if (!strcmp(sv.model_precache[i], filename))
1440                         return i;
1441         }
1442         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1443         return 0;
1444 }
1445
1446 /*
1447 ================
1448 SV_SoundIndex
1449
1450 ================
1451 */
1452 int SV_SoundIndex(const char *s, int precachemode)
1453 {
1454         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP) ? 256 : MAX_SOUNDS);
1455         char filename[MAX_QPATH];
1456         if (!s || !*s)
1457                 return 0;
1458         // testing
1459         //if (precachemode == 2)
1460         //      return 0;
1461         strlcpy(filename, s, sizeof(filename));
1462         for (i = 1;i < limit;i++)
1463         {
1464                 if (!sv.sound_precache[i][0])
1465                 {
1466                         if (precachemode)
1467                         {
1468                                 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))
1469                                 {
1470                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1471                                         return 0;
1472                                 }
1473                                 if (precachemode == 1)
1474                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1475                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1476                                 if (sv.state != ss_loading)
1477                                 {
1478                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1479                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1480                                         MSG_WriteString(&sv.reliable_datagram, filename);
1481                                 }
1482                                 return i;
1483                         }
1484                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1485                         return 0;
1486                 }
1487                 if (!strcmp(sv.sound_precache[i], filename))
1488                         return i;
1489         }
1490         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1491         return 0;
1492 }
1493
1494 /*
1495 ================
1496 SV_ParticleEffectIndex
1497
1498 ================
1499 */
1500 int SV_ParticleEffectIndex(const char *name)
1501 {
1502         int i, argc, linenumber, effectnameindex;
1503         int filepass;
1504         fs_offset_t filesize;
1505         unsigned char *filedata;
1506         const char *text;
1507         const char *textstart;
1508         //const char *textend;
1509         char argv[16][1024];
1510         char filename[MAX_QPATH];
1511         if (!sv.particleeffectnamesloaded)
1512         {
1513                 sv.particleeffectnamesloaded = true;
1514                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
1515                 for (i = 0;i < EFFECT_TOTAL;i++)
1516                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
1517                 for (filepass = 0;;filepass++)
1518                 {
1519                         if (filepass == 0)
1520                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
1521                         else if (filepass == 1)
1522                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
1523                         else
1524                                 break;
1525                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
1526                         if (!filedata)
1527                                 continue;
1528                         textstart = (const char *)filedata;
1529                         //textend = (const char *)filedata + filesize;
1530                         text = textstart;
1531                         for (linenumber = 1;;linenumber++)
1532                         {
1533                                 argc = 0;
1534                                 for (;;)
1535                                 {
1536                                         if (!COM_ParseToken_Simple(&text, true, false, true) || !strcmp(com_token, "\n"))
1537                                                 break;
1538                                         if (argc < 16)
1539                                         {
1540                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
1541                                                 argc++;
1542                                         }
1543                                 }
1544                                 if (com_token[0] == 0)
1545                                         break; // if the loop exited and it's not a \n, it's EOF
1546                                 if (argc < 1)
1547                                         continue;
1548                                 if (!strcmp(argv[0], "effect"))
1549                                 {
1550                                         if (argc == 2)
1551                                         {
1552                                                 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
1553                                                 {
1554                                                         if (sv.particleeffectname[effectnameindex][0])
1555                                                         {
1556                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
1557                                                                         break;
1558                                                         }
1559                                                         else
1560                                                         {
1561                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
1562                                                                 break;
1563                                                         }
1564                                                 }
1565                                                 // if we run out of names, abort
1566                                                 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
1567                                                 {
1568                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
1569                                                         break;
1570                                                 }
1571                                         }
1572                                 }
1573                         }
1574                         Mem_Free(filedata);
1575                 }
1576         }
1577         // search for the name
1578         for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
1579                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
1580                         return effectnameindex;
1581         // return 0 if we couldn't find it
1582         return 0;
1583 }
1584
1585 model_t *SV_GetModelByIndex(int modelindex)
1586 {
1587         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1588 }
1589
1590 model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
1591 {
1592         prvm_prog_t *prog = SVVM_prog;
1593         int modelindex;
1594         if (!ed || ed->free)
1595                 return NULL;
1596         modelindex = (int)PRVM_serveredictfloat(ed, modelindex);
1597         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1598 }
1599
1600 /*
1601 ================
1602 SV_CreateBaseline
1603
1604 ================
1605 */
1606 static void SV_CreateBaseline (void)
1607 {
1608         prvm_prog_t *prog = SVVM_prog;
1609         int i, entnum, large;
1610         prvm_edict_t *svent;
1611
1612         // LadyHavoc: clear *all* baselines (not just active ones)
1613         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1614         {
1615                 // get the current server version
1616                 svent = PRVM_EDICT_NUM(entnum);
1617
1618                 // LadyHavoc: always clear state values, whether the entity is in use or not
1619                 svent->priv.server->baseline = defaultstate;
1620
1621                 if (svent->free)
1622                         continue;
1623                 if (entnum > svs.maxclients && !PRVM_serveredictfloat(svent, modelindex))
1624                         continue;
1625
1626                 // create entity baseline
1627                 VectorCopy (PRVM_serveredictvector(svent, origin), svent->priv.server->baseline.origin);
1628                 VectorCopy (PRVM_serveredictvector(svent, angles), svent->priv.server->baseline.angles);
1629                 svent->priv.server->baseline.frame = (int)PRVM_serveredictfloat(svent, frame);
1630                 svent->priv.server->baseline.skin = (int)PRVM_serveredictfloat(svent, skin);
1631                 if (entnum > 0 && entnum <= svs.maxclients)
1632                 {
1633                         svent->priv.server->baseline.colormap = entnum;
1634                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1635                 }
1636                 else
1637                 {
1638                         svent->priv.server->baseline.colormap = 0;
1639                         svent->priv.server->baseline.modelindex = (int)PRVM_serveredictfloat(svent, modelindex);
1640                 }
1641
1642                 large = false;
1643                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1644                 {
1645                         large = true;
1646                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1647                                 large = false;
1648                 }
1649
1650                 // add to the message
1651                 if (large)
1652                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1653                 else
1654                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1655                 MSG_WriteShort (&sv.signon, entnum);
1656
1657                 if (large)
1658                 {
1659                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1660                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1661                 }
1662                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1663                 {
1664                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1665                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1666                 }
1667                 else
1668                 {
1669                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1670                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1671                 }
1672                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1673                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1674                 for (i=0 ; i<3 ; i++)
1675                 {
1676                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1677                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1678                 }
1679         }
1680 }
1681
1682 /*
1683 ================
1684 SV_Prepare_CSQC
1685
1686 Load csprogs.dat and comperss it so it doesn't need to be
1687 reloaded on request.
1688 ================
1689 */
1690 static void SV_Prepare_CSQC(void)
1691 {
1692         fs_offset_t progsize;
1693
1694         if(svs.csqc_progdata)
1695         {
1696                 Con_DPrintf("Unloading old CSQC data.\n");
1697                 Mem_Free(svs.csqc_progdata);
1698                 if(svs.csqc_progdata_deflated)
1699                         Mem_Free(svs.csqc_progdata_deflated);
1700         }
1701
1702         svs.csqc_progdata = NULL;
1703         svs.csqc_progdata_deflated = NULL;
1704
1705         sv.csqc_progname[0] = 0;
1706         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
1707
1708         if(progsize > 0)
1709         {
1710                 size_t deflated_size;
1711
1712                 sv.csqc_progsize = (int)progsize;
1713                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
1714                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
1715                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
1716
1717                 Con_DPrint("Compressing csprogs.dat\n");
1718                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
1719                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
1720                 svs.csqc_progsize_deflated = (int)deflated_size;
1721                 if(svs.csqc_progdata_deflated)
1722                 {
1723                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
1724                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
1725                 }
1726                 else
1727                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
1728         }
1729 }
1730
1731 /*
1732 ================
1733 SV_SaveSpawnparms
1734
1735 Grabs the current state of each client for saving across the
1736 transition to another level
1737 ================
1738 */
1739 void SV_SaveSpawnparms (void)
1740 {
1741         prvm_prog_t *prog = SVVM_prog;
1742         int             i, j;
1743
1744         svs.serverflags = (int)PRVM_serverglobalfloat(serverflags);
1745
1746         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1747         {
1748                 if (!host_client->active)
1749                         continue;
1750
1751         // call the progs to get default spawn parms for the new client
1752                 PRVM_serverglobalfloat(time) = sv.time;
1753                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1754                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetChangeParms), "QC function SetChangeParms is missing");
1755                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1756                         host_client->spawn_parms[j] = (&PRVM_serverglobalfloat(parm1))[j];
1757         }
1758 }
1759
1760 // Returns 1 if we're singleplayer, > 1 if we're a listen server
1761 int SV_IsLocalServer(void)
1762 {
1763         return (host_isclient.integer && sv.active ? svs.maxclients : 0);
1764 }
1765
1766 /*
1767 ================
1768 SV_SpawnServer
1769
1770 This is called at the start of each level
1771 ================
1772 */
1773
1774 void SV_SpawnServer (const char *map)
1775 {
1776         prvm_prog_t *prog = SVVM_prog;
1777         prvm_edict_t *ent;
1778         int i;
1779         char *entities;
1780         model_t *worldmodel;
1781         char modelname[sizeof(sv.worldname)];
1782         char vabuf[1024];
1783
1784         Con_Printf("SpawnServer: %s\n", map);
1785
1786         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", map);
1787
1788         if (!FS_FileExists(modelname))
1789         {
1790                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", map);
1791                 if (!FS_FileExists(modelname))
1792                 {
1793                         Con_Printf("SpawnServer: no map file named %s\n", modelname);
1794                         return;
1795                 }
1796         }
1797
1798 //      SV_LockThreadMutex();
1799
1800         if(!host_isclient.integer)
1801                 Sys_MakeProcessNice();
1802         else
1803         {
1804                 SCR_BeginLoadingPlaque(false);
1805                 S_StopAllSounds();
1806         }
1807
1808         if(sv.active)
1809         {
1810                 World_End(&sv.world);
1811                 if(PRVM_serverfunction(SV_Shutdown))
1812                 {
1813                         func_t s = PRVM_serverfunction(SV_Shutdown);
1814                         PRVM_serverglobalfloat(time) = sv.time;
1815                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
1816                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
1817                 }
1818         }
1819
1820         // free q3 shaders so that any newly downloaded shaders will be active
1821         Mod_FreeQ3Shaders();
1822
1823         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
1824         if (!worldmodel || !worldmodel->TraceBox)
1825         {
1826                 Con_Printf("Couldn't load map %s\n", modelname);
1827
1828                 if(!host_isclient.integer)
1829                         Sys_MakeProcessMean();
1830
1831 //              SV_UnlockThreadMutex();
1832
1833                 return;
1834         }
1835
1836         Collision_Cache_Reset(true);
1837
1838         // let's not have any servers with no name
1839         if (hostname.string[0] == 0)
1840                 Cvar_SetQuick(&hostname, "UNNAMED");
1841         scr_centertime_off = 0;
1842
1843         svs.changelevel_issued = false;         // now safe to issue another
1844
1845         // make the map a required file for clients
1846         Curl_ClearRequirements();
1847         Curl_RequireFile(modelname);
1848
1849 //
1850 // tell all connected clients that we are going to a new level
1851 //
1852         if (sv.active)
1853         {
1854                 client_t *client;
1855                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
1856                 {
1857                         if (client->netconnection)
1858                         {
1859                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
1860                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
1861                         }
1862                 }
1863         }
1864         else
1865         {
1866                 // open server port
1867                 NetConn_OpenServerPorts(true);
1868         }
1869
1870 //
1871 // make cvars consistant
1872 //
1873
1874         if (coop.integer)
1875         {
1876                 Cvar_SetValueQuick(&deathmatch, 0);
1877                 Cvar_SetValueQuick(&campaign, 0);
1878         }
1879         else if(!deathmatch.integer)
1880                 Cvar_SetValueQuick(&campaign, 1);
1881         else
1882                 Cvar_SetValueQuick(&campaign, 0);
1883         // LadyHavoc: it can be useful to have skills outside the range 0-3...
1884         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1885         //Cvar_SetValue ("skill", (float)current_skill);
1886         current_skill = (int)(skill.value + 0.5);
1887
1888 //
1889 // set up the new server
1890 //
1891         memset (&sv, 0, sizeof(sv));
1892         // if running a local client, make sure it doesn't try to access the last
1893         // level's data which is no longer valiud
1894         cls.signon = 0;
1895
1896         Cvar_SetValueQuick(&halflifebsp, worldmodel->brush.ishlbsp);
1897         Cvar_SetValueQuick(&sv_mapformat_is_quake2, worldmodel->brush.isq2bsp);
1898         Cvar_SetValueQuick(&sv_mapformat_is_quake3, worldmodel->brush.isq3bsp);
1899
1900         if(*sv_random_seed.string)
1901         {
1902                 srand(sv_random_seed.integer);
1903                 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);
1904         }
1905
1906         SV_VM_Setup();
1907
1908         sv.active = true;
1909
1910         // set level base name variables for later use
1911         strlcpy (sv.name, map, sizeof (sv.name));
1912         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
1913         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
1914         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
1915         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
1916         Cvar_SetQuick(&sv_worldname, sv.worldname);
1917         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
1918         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
1919
1920         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1921         if (sv.protocol == PROTOCOL_UNKNOWN)
1922         {
1923                 char buffer[1024];
1924                 Protocol_Names(buffer, sizeof(buffer));
1925                 Con_Printf(CON_ERROR "Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1926                 sv.protocol = PROTOCOL_QUAKE;
1927         }
1928
1929 // load progs to get entity field count
1930         //PR_LoadProgs ( sv_progs.string );
1931
1932         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1933         sv.datagram.cursize = 0;
1934         sv.datagram.data = sv.datagram_buf;
1935
1936         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1937         sv.reliable_datagram.cursize = 0;
1938         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1939
1940         sv.signon.maxsize = sizeof(sv.signon_buf);
1941         sv.signon.cursize = 0;
1942         sv.signon.data = sv.signon_buf;
1943
1944 // leave slots at start for clients only
1945         //prog->num_edicts = svs.maxclients+1;
1946
1947         sv.state = ss_loading;
1948         prog->allowworldwrites = true;
1949         sv.paused = false;
1950
1951         sv.time = 1.0;
1952
1953         Mod_ClearUsed();
1954         worldmodel->used = true;
1955
1956         sv.worldmodel = worldmodel;
1957         sv.models[1] = sv.worldmodel;
1958
1959 //
1960 // clear world interaction links
1961 //
1962         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs, prog);
1963         World_Start(&sv.world);
1964
1965         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1966
1967         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1968         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
1969         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
1970         {
1971                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1972                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
1973         }
1974         if(i < sv.worldmodel->brush.numsubmodels)
1975                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
1976
1977 //
1978 // load the rest of the entities
1979 //
1980         // AK possible hack since num_edicts is still 0
1981         ent = PRVM_EDICT_NUM(0);
1982         memset (ent->fields.fp, 0, prog->entityfields * sizeof(prvm_vec_t));
1983         ent->free = false;
1984         PRVM_serveredictstring(ent, model) = PRVM_SetEngineString(prog, sv.worldname);
1985         PRVM_serveredictfloat(ent, modelindex) = 1;             // world model
1986         PRVM_serveredictfloat(ent, solid) = SOLID_BSP;
1987         PRVM_serveredictfloat(ent, movetype) = MOVETYPE_PUSH;
1988         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, mins));
1989         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, maxs));
1990         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, absmin));
1991         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, absmax));
1992
1993         if (coop.value)
1994                 PRVM_serverglobalfloat(coop) = coop.integer;
1995         else
1996                 PRVM_serverglobalfloat(deathmatch) = deathmatch.integer;
1997
1998         PRVM_serverglobalstring(mapname) = PRVM_SetEngineString(prog, sv.name);
1999
2000 // serverflags are for cross level information (sigils)
2001         PRVM_serverglobalfloat(serverflags) = svs.serverflags;
2002
2003         // we need to reset the spawned flag on all connected clients here so that
2004         // their thinks don't run during startup (before PutClientInServer)
2005         // we also need to set up the client entities now
2006         // and we need to set the ->edict pointers to point into the progs edicts
2007         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2008         {
2009                 host_client->begun = false;
2010                 host_client->edict = PRVM_EDICT_NUM(i + 1);
2011                 PRVM_ED_ClearEdict(prog, host_client->edict);
2012         }
2013
2014         // load replacement entity file if found
2015         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
2016         {
2017                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
2018                 PRVM_ED_LoadFromFile(prog, entities);
2019                 Mem_Free(entities);
2020         }
2021         else
2022                 PRVM_ED_LoadFromFile(prog, sv.worldmodel->brush.entities);
2023
2024
2025         // LadyHavoc: clear world angles (to fix e3m3.bsp)
2026         VectorClear(PRVM_serveredictvector(prog->edicts, angles));
2027
2028 // all setup is completed, any further precache statements are errors
2029 //      sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2030         prog->allowworldwrites = false;
2031
2032 // run two frames to allow everything to settle
2033         sv.time = 1.0001;
2034         for (i = 0;i < sv_init_frame_count.integer;i++)
2035         {
2036                 sv.frametime = 0.1;
2037                 SV_Physics ();
2038         }
2039
2040         // Once all init frames have been run, we consider svqc code fully initialized.
2041         prog->inittime = host.realtime;
2042
2043         if(!host_isclient.integer)
2044                 Mod_PurgeUnused();
2045
2046 // create a baseline for more efficient communications
2047         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)
2048                 SV_CreateBaseline ();
2049
2050         sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2051
2052 // send serverinfo to all connected clients, and set up botclients coming back from a level change
2053         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2054         {
2055                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
2056                 if (!host_client->active)
2057                         continue;
2058                 if (host_client->netconnection)
2059                         SV_SendServerinfo(host_client);
2060                 else
2061                 {
2062                         int j;
2063                         // if client is a botclient coming from a level change, we need to
2064                         // set up client info that normally requires networking
2065
2066                         // copy spawn parms out of the client_t
2067                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
2068                                 (&PRVM_serverglobalfloat(parm1))[j] = host_client->spawn_parms[j];
2069
2070                         // call the spawn function
2071                         host_client->clientconnectcalled = true;
2072                         PRVM_serverglobalfloat(time) = sv.time;
2073                         PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
2074                         prog->ExecuteProgram(prog, PRVM_serverfunction(ClientConnect), "QC function ClientConnect is missing");
2075                         prog->ExecuteProgram(prog, PRVM_serverfunction(PutClientInServer), "QC function PutClientInServer is missing");
2076                         host_client->begun = true;
2077                 }
2078         }
2079
2080         // update the map title cvar
2081         strlcpy(sv.worldmessage, PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)), sizeof(sv.worldmessage)); // map title (not related to filename)
2082         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
2083
2084         Con_Printf("Server spawned.\n");
2085         NetConn_Heartbeat (2);
2086
2087         if(!host_isclient.integer)
2088                 Sys_MakeProcessMean();
2089
2090 //      SV_UnlockThreadMutex();
2091 }
2092
2093 /*
2094 ==================
2095 SV_Shutdown
2096
2097 This only happens at the end of a game, not between levels
2098 ==================
2099 */
2100 void SV_Shutdown(void)
2101 {
2102         prvm_prog_t *prog = SVVM_prog;
2103         int i;
2104
2105         SV_LockThreadMutex();
2106
2107         if (!sv.active)
2108                 goto end;
2109
2110         Con_DPrintf("SV_Shutdown\n");
2111
2112         NetConn_Heartbeat(2);
2113         NetConn_Heartbeat(2);
2114
2115 // make sure all the clients know we're disconnecting
2116         World_End(&sv.world);
2117         if(prog->loaded)
2118         {
2119                 if(PRVM_serverfunction(SV_Shutdown))
2120                 {
2121                         func_t s = PRVM_serverfunction(SV_Shutdown);
2122                         PRVM_serverglobalfloat(time) = sv.time;
2123                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
2124                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
2125                 }
2126         }
2127         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2128                 if (host_client->active)
2129                         SV_DropClient(false, "Server shutting down"); // server shutdown
2130
2131         NetConn_CloseServerPorts();
2132
2133         sv.active = false;
2134 //
2135 // clear structures
2136 //
2137         memset(&sv, 0, sizeof(sv));
2138         memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
2139 end:
2140         SV_UnlockThreadMutex();
2141 }
2142
2143 /////////////////////////////////////////////////////
2144 // SV VM stuff
2145
2146 static void SVVM_begin_increase_edicts(prvm_prog_t *prog)
2147 {
2148         // links don't survive the transition, so unlink everything
2149         World_UnlinkAll(&sv.world);
2150 }
2151
2152 static void SVVM_end_increase_edicts(prvm_prog_t *prog)
2153 {
2154         int i;
2155         prvm_edict_t *ent;
2156
2157         // link every entity except world
2158         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
2159                 if (!ent->free)
2160                         SV_LinkEdict(ent);
2161 }
2162
2163 static void SVVM_init_edict(prvm_prog_t *prog, prvm_edict_t *e)
2164 {
2165         // LadyHavoc: for consistency set these here
2166         int num = PRVM_NUM_FOR_EDICT(e) - 1;
2167
2168         e->priv.server->move = false; // don't move on first frame
2169
2170         if (num >= 0 && num < svs.maxclients)
2171         {
2172                 // set colormap and team on newly created player entity
2173                 PRVM_serveredictfloat(e, colormap) = num + 1;
2174                 PRVM_serveredictfloat(e, team) = (svs.clients[num].colors & 15) + 1;
2175                 // set netname/clientcolors back to client values so that
2176                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
2177                 // reset them
2178                 PRVM_serveredictstring(e, netname) = PRVM_SetEngineString(prog, svs.clients[num].name);
2179                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
2180                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
2181                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(prog, svs.clients[num].playermodel);
2182                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(prog, svs.clients[num].playerskin);
2183                 // Assign netaddress (IP Address, etc)
2184                 if(svs.clients[num].netconnection != NULL)
2185                 {
2186                         // Acquire Readable Address
2187                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
2188                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, svs.clients[num].netaddress);
2189                 }
2190                 else
2191                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, "null/botclient");
2192                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
2193                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_idfp);
2194                 else
2195                         PRVM_serveredictstring(e, crypto_idfp) = 0;
2196                 PRVM_serveredictfloat(e, crypto_idfp_signed) = (svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_issigned);
2197                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
2198                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_keyfp);
2199                 else
2200                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
2201                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
2202                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.server_keyfp);
2203                 else
2204                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
2205                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
2206                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString(prog, "AES128");
2207                 else
2208                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
2209                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
2210                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString(prog, "HMAC-SHA256");
2211                 else
2212                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
2213         }
2214 }
2215
2216 static void SVVM_free_edict(prvm_prog_t *prog, prvm_edict_t *ed)
2217 {
2218         int i;
2219         int e;
2220
2221         World_UnlinkEdict(ed);          // unlink from world bsp
2222
2223         PRVM_serveredictstring(ed, model) = 0;
2224         PRVM_serveredictfloat(ed, takedamage) = 0;
2225         PRVM_serveredictfloat(ed, modelindex) = 0;
2226         PRVM_serveredictfloat(ed, colormap) = 0;
2227         PRVM_serveredictfloat(ed, skin) = 0;
2228         PRVM_serveredictfloat(ed, frame) = 0;
2229         VectorClear(PRVM_serveredictvector(ed, origin));
2230         VectorClear(PRVM_serveredictvector(ed, angles));
2231         PRVM_serveredictfloat(ed, nextthink) = -1;
2232         PRVM_serveredictfloat(ed, solid) = 0;
2233
2234         VM_RemoveEdictSkeleton(prog, ed);
2235 #ifdef USEODE
2236         World_Physics_RemoveFromEntity(&sv.world, ed);
2237         World_Physics_RemoveJointFromEntity(&sv.world, ed);
2238 #endif
2239         // make sure csqc networking is aware of the removed entity
2240         e = PRVM_NUM_FOR_EDICT(ed);
2241         sv.csqcentityversion[e] = 0;
2242         for (i = 0;i < svs.maxclients;i++)
2243                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
2244 }
2245
2246 static void SVVM_count_edicts(prvm_prog_t *prog)
2247 {
2248         int             i;
2249         prvm_edict_t    *ent;
2250         int             active, models, solid, step;
2251
2252         active = models = solid = step = 0;
2253         for (i=0 ; i<prog->num_edicts ; i++)
2254         {
2255                 ent = PRVM_EDICT_NUM(i);
2256                 if (ent->free)
2257                         continue;
2258                 active++;
2259                 if (PRVM_serveredictfloat(ent, solid))
2260                         solid++;
2261                 if (PRVM_serveredictstring(ent, model))
2262                         models++;
2263                 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
2264                         step++;
2265         }
2266
2267         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2268         Con_Printf("active    :%3i\n", active);
2269         Con_Printf("view      :%3i\n", models);
2270         Con_Printf("touch     :%3i\n", solid);
2271         Con_Printf("step      :%3i\n", step);
2272 }
2273
2274 static qbool SVVM_load_edict(prvm_prog_t *prog, prvm_edict_t *ent)
2275 {
2276         // remove things from different skill levels or deathmatch
2277         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2278         {
2279                 if (deathmatch.integer)
2280                 {
2281                         if (((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_DEATHMATCH))
2282                         {
2283                                 return false;
2284                         }
2285                 }
2286                 else if ((current_skill <= 0 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_EASY  ))
2287                         || (current_skill == 1 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_MEDIUM))
2288                         || (current_skill >= 2 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_HARD  )))
2289                 {
2290                         return false;
2291                 }
2292         }
2293         return true;
2294 }
2295
2296 static void SV_VM_Setup(void)
2297 {
2298         prvm_prog_t *prog = SVVM_prog;
2299         PRVM_Prog_Init(prog, cmd_local);
2300
2301         // allocate the mempools
2302         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
2303         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2304         prog->builtins = vm_sv_builtins;
2305         prog->numbuiltins = vm_sv_numbuiltins;
2306         prog->max_edicts = 512;
2307         if (sv.protocol == PROTOCOL_QUAKE)
2308                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
2309         else if (sv.protocol == PROTOCOL_QUAKEDP)
2310                 prog->limit_edicts = 2048; // guessing
2311         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
2312                 prog->limit_edicts = 2048; // guessing!
2313         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2314                 prog->limit_edicts = 4096; // guessing!
2315         else
2316                 prog->limit_edicts = MAX_EDICTS;
2317         prog->reserved_edicts = svs.maxclients;
2318         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2319         prog->name = "server";
2320         prog->extensionstring = vm_sv_extensions;
2321         prog->loadintoworld = true;
2322
2323         // all callbacks must be defined (pointers are not checked before calling)
2324         prog->begin_increase_edicts = SVVM_begin_increase_edicts;
2325         prog->end_increase_edicts   = SVVM_end_increase_edicts;
2326         prog->init_edict            = SVVM_init_edict;
2327         prog->free_edict            = SVVM_free_edict;
2328         prog->count_edicts          = SVVM_count_edicts;
2329         prog->load_edict            = SVVM_load_edict;
2330         prog->init_cmd              = SVVM_init_cmd;
2331         prog->reset_cmd             = SVVM_reset_cmd;
2332         prog->error_cmd             = Host_Error;
2333         prog->ExecuteProgram        = SVVM_ExecuteProgram;
2334
2335         PRVM_Prog_Load(prog, sv_progs.string, NULL, 0, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
2336
2337         // some mods compiled with scrambling compilers lack certain critical
2338         // global names and field names such as "self" and "time" and "nextthink"
2339         // so we have to set these offsets manually, matching the entvars_t
2340         // but we only do this if the prog header crc matches, otherwise it's totally freeform
2341         if (prog->progs_crc == PROGHEADER_CRC || prog->progs_crc == PROGHEADER_CRC_TENEBRAE)
2342         {
2343                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, modelindex);
2344                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmin);
2345                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmax);
2346                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ltime);
2347                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movetype);
2348                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, solid);
2349                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, origin);
2350                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, oldorigin);
2351                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, velocity);
2352                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
2353                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, avelocity);
2354                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, punchangle);
2355                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
2356                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, model);
2357                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
2358                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, skin);
2359                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, effects);
2360                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, mins);
2361                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, maxs);
2362                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, size);
2363                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, touch);
2364                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, use);
2365                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
2366                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, blocked);
2367                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
2368                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
2369                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, health);
2370                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frags);
2371                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weapon);
2372                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponmodel);
2373                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponframe);
2374                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, currentammo);
2375                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_shells);
2376                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_nails);
2377                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_rockets);
2378                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_cells);
2379                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, items);
2380                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, takedamage);
2381                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
2382                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, deadflag);
2383                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, view_ofs);
2384                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button0);
2385                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button1);
2386                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button2);
2387                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, impulse);
2388                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, fixangle);
2389                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, v_angle);
2390                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, idealpitch);
2391                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, netname);
2392                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, enemy);
2393                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, flags);
2394                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, colormap);
2395                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, team);
2396                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, max_health);
2397                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, teleport_time);
2398                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armortype);
2399                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armorvalue);
2400                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, waterlevel);
2401                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, watertype);
2402                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
2403                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
2404                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, aiment);
2405                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, goalentity);
2406                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, spawnflags);
2407                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, target);
2408                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, targetname);
2409                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_take);
2410                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_save);
2411                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_inflictor);
2412                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, owner);
2413                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movedir);
2414                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, message);
2415                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, sounds);
2416                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise);
2417                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise1);
2418                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise2);
2419                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise3);
2420                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
2421                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, other);
2422                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, world);
2423                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
2424                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, frametime);
2425                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, force_retouch);
2426                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, mapname);
2427                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, deathmatch);
2428                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, coop);
2429                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, teamplay);
2430                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, serverflags);
2431                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_secrets);
2432                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_monsters);
2433                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, found_secrets);
2434                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, killed_monsters);
2435                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm1);
2436                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm2);
2437                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm3);
2438                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm4);
2439                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm5);
2440                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm6);
2441                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm7);
2442                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm8);
2443                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm9);
2444                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm10);
2445                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm11);
2446                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm12);
2447                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm13);
2448                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm14);
2449                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm15);
2450                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm16);
2451                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
2452                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
2453                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
2454                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
2455                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
2456                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
2457                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
2458                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
2459                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
2460                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
2461                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
2462                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
2463                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, msg_entity);
2464 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, main);
2465 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, StartFrame);
2466 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPreThink);
2467 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPostThink);
2468 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientKill);
2469 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientConnect);
2470 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PutClientInServer);
2471 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientDisconnect);
2472 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetNewParms);
2473 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetChangeParms);
2474         }
2475         else
2476                 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);
2477
2478         // OP_STATE is always supported on server because we add fields/globals for it
2479         prog->flag |= PRVM_OP_STATE;
2480
2481         VM_CustomStats_Clear();//[515]: csqc
2482
2483         SV_Prepare_CSQC();
2484 }
2485
2486 static void SV_CheckTimeouts(void)
2487 {
2488         int i;
2489
2490         // never timeout loopback connections
2491         for (i = (host_isclient.integer ? 1 : 0), host_client = &svs.clients[i]; i < svs.maxclients; i++, host_client++)
2492                 if (host_client->netconnection && host.realtime > host_client->netconnection->timeout)
2493                         SV_DropClient(false, "Timed out");
2494 }
2495
2496 /*
2497 ==================
2498 SV_TimeReport
2499
2500 Returns a time report string, for example for
2501 ==================
2502 */
2503 const char *SV_TimingReport(char *buf, size_t buflen)
2504 {
2505         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);
2506 }
2507
2508 extern cvar_t host_maxwait;
2509 extern cvar_t host_framerate;
2510 extern cvar_t cl_maxphysicsframesperserverframe;
2511 double SV_Frame(double time)
2512 {
2513         static double sv_timer;
2514         int i;
2515         char vabuf[1024];
2516         qbool playing = false;
2517
2518         if (!svs.threaded)
2519         {
2520                 svs.perf_acc_sleeptime = host.sleeptime;
2521                 svs.perf_acc_realtime += time;
2522
2523                 // Look for clients who have spawned
2524                 for (i = 0, host_client = svs.clients; i < svs.maxclients; i++, host_client++)
2525                         if(host_client->begun && host_client->netconnection)
2526                                 playing = true;
2527
2528                 if(svs.perf_acc_realtime > 5)
2529                 {
2530                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2531                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2532
2533                         if(svs.perf_acc_offset_samples > 0)
2534                         {
2535                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2536                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2537                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2538                         }
2539
2540                         if(svs.perf_lost > 0 && developer_extra.integer && playing) // only complain if anyone is looking
2541                                 Con_DPrintf("Server can't keep up: %s\n", SV_TimingReport(vabuf, sizeof(vabuf)));
2542                 }
2543
2544                 if(svs.perf_acc_realtime > 5 || sv.time < 10)
2545                 {
2546                         /*
2547                          * Don't accumulate time for the first 10 seconds of a match
2548                          * so things can settle
2549                          */
2550                         svs.perf_acc_realtime = svs.perf_acc_sleeptime =
2551                         svs.perf_acc_lost = svs.perf_acc_offset =
2552                         svs.perf_acc_offset_squared = svs.perf_acc_offset_max =
2553                         svs.perf_acc_offset_samples = host.sleeptime = 0;
2554                 }
2555
2556                 /*
2557                  * Receive packets on each main loop iteration, as the main loop may
2558                  * be undersleeping due to select() detecting a new packet
2559                  */
2560                 if (sv.active)
2561                 {
2562                         NetConn_ServerFrame();
2563                         SV_CheckTimeouts();
2564                 }
2565         }
2566
2567         /*
2568          * If the accumulator hasn't become positive, don't
2569          * run the frame. Everything that happens before this
2570          * point will happen even if we're sleeping this frame.
2571          */
2572         if((sv_timer += time) < 0)
2573                 return sv_timer;
2574
2575         // limit the frametime steps to no more than 100ms each
2576         if (sv_timer > 0.1)
2577         {
2578                 if (!svs.threaded)
2579                         svs.perf_acc_lost += (sv_timer - 0.1);
2580                 sv_timer = 0.1;
2581         }
2582
2583         if (sv.active && sv_timer > 0 && !svs.threaded)
2584         {
2585                 /*
2586                  * Execute one or more server frames, with an upper limit on how much
2587                  * execution time to spend on server frames to avoid freezing the game if
2588                  * the server is overloaded. This execution time limit means the game will
2589                  * slow down if the server is taking too long.
2590                  */
2591                 int framecount, framelimit = 1;
2592                 double advancetime, aborttime = 0;
2593                 float offset;
2594                 prvm_prog_t *prog = SVVM_prog;
2595
2596                 // run the world state
2597                 // don't allow simulation to run too fast or too slow or logic glitches can occur
2598
2599                 // stop running server frames if the wall time reaches this value
2600                 if (sys_ticrate.value <= 0)
2601                         advancetime = sv_timer;
2602                 else
2603                 {
2604                         advancetime = sys_ticrate.value;
2605                         // listen servers can run multiple server frames per client frame
2606                         if (cl_maxphysicsframesperserverframe.integer > 0)
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 }