sv_main.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // sv_main.c -- server main program
  21
  22 #include "quakedef.h"
  23 #include "sv_demo.h"
  24 #include "libcurl.h"
  25 #include "csprogs.h"
  26 #include "thread.h"
  27
  28 // current client
  29 client_t *host_client;
  30
  31 static void SV_SaveEntFile_f(cmd_state_t *cmd);
  32 static void SV_StartDownload_f(cmd_state_t *cmd);
  33 static void SV_Download_f(cmd_state_t *cmd);
  34 static void SV_VM_Setup(void);
  35 extern cvar_t net_connecttimeout;
  36
  37 cvar_t sv_worldmessage = {CF_SERVER | CF_READONLY, "sv_worldmessage", "", "title of current level"};
  38 cvar_t sv_worldname = {CF_SERVER | CF_READONLY, "sv_worldname", "", "name of current worldmodel"};
  39 cvar_t sv_worldnamenoextension = {CF_SERVER | CF_READONLY, "sv_worldnamenoextension", "", "name of current worldmodel without extension"};
  40 cvar_t sv_worldbasename = {CF_SERVER | CF_READONLY, "sv_worldbasename", "", "name of current worldmodel without maps/ prefix or extension"};
  41
  42 cvar_t sv_disablenotify = {CF_SERVER, "sv_disablenotify", "0", "suppress broadcast prints when certain cvars are changed (CF_NOTIFY flag in engine code)"};
  43 cvar_t coop = {CF_SERVER, "coop","0", "coop mode, 0 = no coop, 1 = coop mode, multiple players playing through the singleplayer game (coop mode also shuts off deathmatch)"};
  44 cvar_t deathmatch = {CF_SERVER, "deathmatch","0", "deathmatch mode, values depend on mod but typically 0 = no deathmatch, 1 = normal deathmatch with respawning weapons, 2 = weapons stay (players can only pick up new weapons)"};
  45 cvar_t fraglimit = {CF_SERVER | CF_NOTIFY, "fraglimit","0", "ends level if this many frags is reached by any player"};
  46 cvar_t gamecfg = {CF_SERVER, "gamecfg", "0", "unused cvar in quake, can be used by mods"};
  47 cvar_t noexit = {CF_SERVER | CF_NOTIFY, "noexit","0", "kills anyone attempting to use an exit"};
  48 cvar_t nomonsters = {CF_SERVER, "nomonsters", "0", "unused cvar in quake, can be used by mods"};
  49 cvar_t pausable = {CF_SERVER, "pausable","1", "allow players to pause or not (otherwise, only the server admin can)"};
  50 cvar_t pr_checkextension = {CF_SERVER | CF_READONLY, "pr_checkextension", "1", "indicates to QuakeC that the standard quakec extensions system is available (if 0, quakec should not attempt to use extensions)"};
  51 cvar_t samelevel = {CF_SERVER | CF_NOTIFY, "samelevel","0", "repeats same level if level ends (due to timelimit or someone hitting an exit)"};
  52 cvar_t skill = {CF_SERVER, "skill","1", "difficulty level of game, affects monster layouts in levels, 0 = easy, 1 = normal, 2 = hard, 3 = nightmare (same layout as hard but monsters fire twice)"};
  53 cvar_t host_timescale = {CF_CLIENT | CF_SERVER, "host_timescale", "1.0", "controls game speed, 0.5 is half speed, 2 is double speed"};
  54
  55 cvar_t sv_accelerate = {CF_SERVER, "sv_accelerate", "10", "rate at which a player accelerates to sv_maxspeed"};
  56 cvar_t sv_aim = {CF_SERVER | CF_ARCHIVE, "sv_aim", "2", "maximum cosine angle for quake's vertical autoaim, a value above 1 completely disables the autoaim, quake used 0.93"};
  57 cvar_t sv_airaccel_qw = {CF_SERVER, "sv_airaccel_qw", "1", "ratio of QW-style air control as opposed to simple acceleration; when < 0, the speed is clamped against the maximum allowed forward speed after the move"};
  58 cvar_t sv_airaccel_qw_stretchfactor = {CF_SERVER, "sv_airaccel_qw_stretchfactor", "0", "when set, the maximum acceleration increase the player may get compared to forward-acceleration when strafejumping"};
  59 cvar_t sv_airaccel_sideways_friction = {CF_SERVER, "sv_airaccel_sideways_friction", "", "anti-sideways movement stabilization (reduces speed gain when zigzagging); when < 0, only so much friction is applied that braking (by accelerating backwards) cannot be stronger"};
  60 cvar_t sv_airaccelerate = {CF_SERVER, "sv_airaccelerate", "-1", "rate at which a player accelerates to sv_maxairspeed while in the air, if less than 0 the sv_accelerate variable is used instead"};
  61 cvar_t sv_airstopaccelerate = {CF_SERVER, "sv_airstopaccelerate", "0", "when set, replacement for sv_airaccelerate when moving backwards"};
  62 cvar_t sv_airspeedlimit_nonqw = {CF_SERVER, "sv_airspeedlimit_nonqw", "0", "when set, this is a soft speed limit while in air when using airaccel_qw not equal to 1"};
  63 cvar_t sv_airstrafeaccelerate = {CF_SERVER, "sv_airstrafeaccelerate", "0", "when set, replacement for sv_airaccelerate when just strafing"};
  64 cvar_t sv_maxairstrafespeed = {CF_SERVER, "sv_maxairstrafespeed", "0", "when set, replacement for sv_maxairspeed when just strafing"};
  65 cvar_t sv_airstrafeaccel_qw = {CF_SERVER, "sv_airstrafeaccel_qw", "0", "when set, replacement for sv_airaccel_qw when just strafing"};
  66 cvar_t sv_aircontrol = {CF_SERVER, "sv_aircontrol", "0", "CPMA-style air control"};
  67 cvar_t sv_aircontrol_power = {CF_SERVER, "sv_aircontrol_power", "2", "CPMA-style air control exponent"};
  68 cvar_t sv_aircontrol_penalty = {CF_SERVER, "sv_aircontrol_penalty", "0", "deceleration while using CPMA-style air control"};
  69 cvar_t sv_allowdownloads = {CF_SERVER, "sv_allowdownloads", "1", "whether to allow clients to download files from the server (does not affect http downloads)"};
  70 cvar_t sv_allowdownloads_archive = {CF_SERVER, "sv_allowdownloads_archive", "0", "whether to allow downloads of archives (pak/pk3)"};
  71 cvar_t sv_allowdownloads_config = {CF_SERVER, "sv_allowdownloads_config", "0", "whether to allow downloads of config files (cfg)"};
  72 cvar_t sv_allowdownloads_dlcache = {CF_SERVER, "sv_allowdownloads_dlcache", "0", "whether to allow downloads of dlcache files (dlcache/)"};
  73 cvar_t sv_allowdownloads_inarchive = {CF_SERVER, "sv_allowdownloads_inarchive", "0", "whether to allow downloads from archives (pak/pk3)"};
  74 cvar_t sv_areagrid_mingridsize = {CF_SERVER | CF_NOTIFY, "sv_areagrid_mingridsize", "128", "minimum areagrid cell size, smaller values work better for lots of small objects, higher values for large objects"};
  75 cvar_t sv_checkforpacketsduringsleep = {CF_SERVER, "sv_checkforpacketsduringsleep", "0", "uses select() function to wait between frames which can be interrupted by packets being received, instead of Sleep()/usleep()/SDL_Sleep() functions which do not check for packets"};
  76 cvar_t sv_clmovement_enable = {CF_SERVER, "sv_clmovement_enable", "1", "whether to allow clients to use cl_movement prediction, which can cause choppy movement on the server which may annoy other players"};
  77 cvar_t sv_clmovement_minping = {CF_SERVER, "sv_clmovement_minping", "0", "if client ping is below this time in milliseconds, then their ability to use cl_movement prediction is disabled for a while (as they don't need it)"};
  78 cvar_t sv_clmovement_minping_disabletime = {CF_SERVER, "sv_clmovement_minping_disabletime", "1000", "when client falls below minping, disable their prediction for this many milliseconds (should be at least 1000 or else their prediction may turn on/off frequently)"};
  79 cvar_t sv_clmovement_inputtimeout = {CF_SERVER, "sv_clmovement_inputtimeout", "0.1", "when a client does not send input for this many seconds (max 0.1), force them to move anyway (unlike QuakeWorld)"};
  80 cvar_t sv_cullentities_nevercullbmodels = {CF_SERVER, "sv_cullentities_nevercullbmodels", "0", "if enabled the clients are always notified of moving doors and lifts and other submodels of world (warning: eats a lot of network bandwidth on some levels!)"};
  81 cvar_t sv_cullentities_pvs = {CF_SERVER, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"};
  82 cvar_t sv_cullentities_stats = {CF_SERVER, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
  83 cvar_t sv_cullentities_trace = {CF_SERVER, "sv_cullentities_trace", "0", "somewhat slow but very tight culling of hidden entities, minimizes network traffic and makes wallhack cheats useless"};
  84 cvar_t sv_cullentities_trace_delay = {CF_SERVER, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled"};
  85 cvar_t sv_cullentities_trace_delay_players = {CF_SERVER, "sv_cullentities_trace_delay_players", "0.2", "number of seconds until the entity gets actually culled if it is a player entity"};
  86 cvar_t sv_cullentities_trace_enlarge = {CF_SERVER, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling"};
  87 cvar_t sv_cullentities_trace_expand = {CF_SERVER, "sv_cullentities_trace_expand", "0", "box is expanded by this many units for entity culling"};
  88 cvar_t sv_cullentities_trace_eyejitter = {CF_SERVER, "sv_cullentities_trace_eyejitter", "16", "jitter the eye by this much for each trace"};
  89 cvar_t sv_cullentities_trace_prediction = {CF_SERVER, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
  90 cvar_t sv_cullentities_trace_prediction_time = {CF_SERVER, "sv_cullentities_trace_prediction_time", "0.2", "how many seconds of prediction to use"};
  91 cvar_t sv_cullentities_trace_entityocclusion = {CF_SERVER, "sv_cullentities_trace_entityocclusion", "0", "also check if doors and other bsp models are in the way"};
  92 cvar_t sv_cullentities_trace_samples = {CF_SERVER, "sv_cullentities_trace_samples", "2", "number of samples to test for entity culling"};
  93 cvar_t sv_cullentities_trace_samples_extra = {CF_SERVER, "sv_cullentities_trace_samples_extra", "2", "number of samples to test for entity culling when the entity affects its surroundings by e.g. dlight"};
  94 cvar_t sv_cullentities_trace_samples_players = {CF_SERVER, "sv_cullentities_trace_samples_players", "8", "number of samples to test for entity culling when the entity is a player entity"};
  95 cvar_t sv_debugmove = {CF_SERVER | CF_NOTIFY, "sv_debugmove", "0", "disables collision detection optimizations for debugging purposes"};
  96 cvar_t sv_echobprint = {CF_SERVER | CF_ARCHIVE, "sv_echobprint", "1", "prints gamecode bprint() calls to server console"};
  97 cvar_t sv_edgefriction = {CF_SERVER, "edgefriction", "1", "how much you slow down when nearing a ledge you might fall off, multiplier of sv_friction (Quake used 2, QuakeWorld used 1 due to a bug in physics code)"};
  98 cvar_t sv_entpatch = {CF_SERVER, "sv_entpatch", "1", "enables loading of .ent files to override entities in the bsp (for example Threewave CTF server pack contains .ent patch files enabling play of CTF on id1 maps)"};
  99 cvar_t sv_freezenonclients = {CF_SERVER | CF_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
 100 cvar_t sv_friction = {CF_SERVER | CF_NOTIFY, "sv_friction","4", "how fast you slow down"};
 101 cvar_t sv_gameplayfix_blowupfallenzombies = {CF_SERVER, "sv_gameplayfix_blowupfallenzombies", "1", "causes findradius to detect SOLID_NOT entities such as zombies and corpses on the floor, allowing splash damage to apply to them"};
 102 cvar_t sv_gameplayfix_consistentplayerprethink = {CF_SERVER, "sv_gameplayfix_consistentplayerprethink", "0", "improves fairness in multiplayer by running all PlayerPreThink functions (which fire weapons) before performing physics, then running all PlayerPostThink functions"};
 103 cvar_t sv_gameplayfix_delayprojectiles = {CF_SERVER, "sv_gameplayfix_delayprojectiles", "1", "causes entities to not move on the same frame they are spawned, meaning that projectiles wait until the next frame to perform their first move, giving proper interpolation and rocket trails, but making weapons harder to use at low framerates"};
 104 cvar_t sv_gameplayfix_droptofloorstartsolid = {CF_SERVER, "sv_gameplayfix_droptofloorstartsolid", "1", "prevents items and monsters that start in a solid area from falling out of the level (makes droptofloor treat trace_startsolid as an acceptable outcome)"};
 105 cvar_t sv_gameplayfix_droptofloorstartsolid_nudgetocorrect = {CF_SERVER, "sv_gameplayfix_droptofloorstartsolid_nudgetocorrect", "1", "tries to nudge stuck items and monsters out of walls before droptofloor is performed"};
 106 cvar_t sv_gameplayfix_easierwaterjump = {CF_SERVER, "sv_gameplayfix_easierwaterjump", "1", "changes water jumping to make it easier to get out of water (exactly like in QuakeWorld)"};
 107 cvar_t sv_gameplayfix_findradiusdistancetobox = {CF_SERVER, "sv_gameplayfix_findradiusdistancetobox", "1", "causes findradius to check the distance to the corner of a box rather than the center of the box, makes findradius detect bmodels such as very large doors that would otherwise be unaffected by splash damage"};
 108 cvar_t sv_gameplayfix_gravityunaffectedbyticrate = {CF_SERVER, "sv_gameplayfix_gravityunaffectedbyticrate", "0", "fix some ticrate issues in physics."};
 109 cvar_t sv_gameplayfix_grenadebouncedownslopes = {CF_SERVER, "sv_gameplayfix_grenadebouncedownslopes", "1", "prevents MOVETYPE_BOUNCE (grenades) from getting stuck when fired down a downward sloping surface"};
 110 cvar_t sv_gameplayfix_multiplethinksperframe = {CF_SERVER, "sv_gameplayfix_multiplethinksperframe", "1", "allows entities to think more often than the server framerate, primarily useful for very high fire rate weapons"};
 111 cvar_t sv_gameplayfix_noairborncorpse = {CF_SERVER, "sv_gameplayfix_noairborncorpse", "1", "causes entities (corpses, items, etc) sitting ontop of moving entities (players) to fall when the moving entity (player) is no longer supporting them"};
 112 cvar_t sv_gameplayfix_noairborncorpse_allowsuspendeditems = {CF_SERVER, "sv_gameplayfix_noairborncorpse_allowsuspendeditems", "1", "causes entities sitting ontop of objects that are instantaneously remove to float in midair (special hack to allow a common level design trick for floating items)"};
 113 cvar_t sv_gameplayfix_nudgeoutofsolid = {CF_SERVER, "sv_gameplayfix_nudgeoutofsolid", "0", "attempts to fix physics errors (where an object ended up in solid for some reason)"};
 114 cvar_t sv_gameplayfix_nudgeoutofsolid_separation = {CF_SERVER, "sv_gameplayfix_nudgeoutofsolid_separation", "0.03125", "keep objects this distance apart to prevent collision issues on seams"};
 115 cvar_t sv_gameplayfix_q2airaccelerate = {CF_SERVER, "sv_gameplayfix_q2airaccelerate", "0", "Quake2-style air acceleration"};
 116 cvar_t sv_gameplayfix_nogravityonground = {CF_SERVER, "sv_gameplayfix_nogravityonground", "0", "turn off gravity when on ground (to get rid of sliding)"};
 117 cvar_t sv_gameplayfix_setmodelrealbox = {CF_SERVER, "sv_gameplayfix_setmodelrealbox", "1", "fixes a bug in Quake that made setmodel always set the entity box to ('-16 -16 -16', '16 16 16') rather than properly checking the model box, breaks some poorly coded mods"};
 118 cvar_t sv_gameplayfix_slidemoveprojectiles = {CF_SERVER, "sv_gameplayfix_slidemoveprojectiles", "1", "allows MOVETYPE_FLY/FLYMISSILE/TOSS/BOUNCE/BOUNCEMISSILE entities to finish their move in a frame even if they hit something, fixes 'gravity accumulation' bug for grenades on steep slopes"};
 119 cvar_t sv_gameplayfix_stepdown = {CF_SERVER, "sv_gameplayfix_stepdown", "0", "attempts to step down stairs, not just up them (prevents the familiar thud..thud..thud.. when running down stairs and slopes)"};
 120 cvar_t sv_gameplayfix_stepmultipletimes = {CF_SERVER, "sv_gameplayfix_stepmultipletimes", "0", "applies step-up onto a ledge more than once in a single frame, when running quickly up stairs"};
 121 cvar_t sv_gameplayfix_nostepmoveonsteepslopes = {CF_SERVER, "sv_gameplayfix_nostepmoveonsteepslopes", "0", "crude fix which prevents MOVETYPE_STEP (not swimming or flying) to move on slopes whose angle is bigger than 45 degree"};
 122 cvar_t sv_gameplayfix_swiminbmodels = {CF_SERVER, "sv_gameplayfix_swiminbmodels", "1", "causes pointcontents (used to determine if you are in a liquid) to check bmodel entities as well as the world model, so you can swim around in (possibly moving) water bmodel entities"};
 123 cvar_t sv_gameplayfix_upwardvelocityclearsongroundflag = {CF_SERVER, "sv_gameplayfix_upwardvelocityclearsongroundflag", "1", "prevents monsters, items, and most other objects from being stuck to the floor when pushed around by damage, and other situations in mods"};
 124 cvar_t sv_gameplayfix_downtracesupportsongroundflag = {CF_SERVER, "sv_gameplayfix_downtracesupportsongroundflag", "1", "prevents very short moves from clearing onground (which may make the player stick to the floor at high netfps)"};
 125 cvar_t sv_gameplayfix_q1bsptracelinereportstexture = {CF_SERVER, "sv_gameplayfix_q1bsptracelinereportstexture", "1", "enables mods to get accurate trace_texture results on q1bsp by using a surface-hitting traceline implementation rather than the standard solidbsp method, q3bsp always reports texture accurately"};
 126 cvar_t sv_gameplayfix_unstickplayers = {CF_SERVER, "sv_gameplayfix_unstickplayers", "1", "big hack to try and fix the rare case of MOVETYPE_WALK entities getting stuck in the world clipping hull."};
 127 cvar_t sv_gameplayfix_unstickentities = {CF_SERVER, "sv_gameplayfix_unstickentities", "1", "hack to check if entities are crossing world collision hull and try to move them to the right position"};
 128 cvar_t sv_gameplayfix_fixedcheckwatertransition = {CF_SERVER, "sv_gameplayfix_fixedcheckwatertransition", "1", "fix two very stupid bugs in SV_CheckWaterTransition when watertype is CONTENTS_EMPTY (the bugs causes waterlevel to be 1 on first frame, -1 on second frame - the fix makes it 0 on both frames)"};
 129 cvar_t sv_gameplayfix_customstats = {CF_SERVER, "sv_gameplayfix_customstats", "0", "Disable stats higher than 220, for use by certain games such as Xonotic"};
 130 cvar_t sv_gravity = {CF_SERVER | CF_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
 131 cvar_t sv_init_frame_count = {CF_SERVER, "sv_init_frame_count", "2", "number of frames to run to allow everything to settle before letting clients connect"};
 132 cvar_t sv_idealpitchscale = {CF_SERVER, "sv_idealpitchscale","0.8", "how much to look up/down slopes and stairs when not using freelook"};
 133 cvar_t sv_jumpstep = {CF_SERVER | CF_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping"};
 134 cvar_t sv_jumpvelocity = {CF_SERVER, "sv_jumpvelocity", "270", "cvar that can be used by QuakeC code for jump velocity"};
 135 cvar_t sv_maxairspeed = {CF_SERVER, "sv_maxairspeed", "30", "maximum speed a player can accelerate to when airborn (note that it is possible to completely stop by moving the opposite direction)"};
 136 cvar_t sv_maxrate = {CF_SERVER | CF_ARCHIVE | CF_NOTIFY, "sv_maxrate", "1000000", "upper limit on client rate cvar, should reflect your network connection quality"};
 137 cvar_t sv_maxspeed = {CF_SERVER | CF_NOTIFY, "sv_maxspeed", "320", "maximum speed a player can accelerate to when on ground (can be exceeded by tricks)"};
 138 cvar_t sv_maxvelocity = {CF_SERVER | CF_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 139 cvar_t sv_nostep = {CF_SERVER | CF_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 140 cvar_t sv_playerphysicsqc = {CF_SERVER | CF_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 141 cvar_t sv_progs = {CF_SERVER, "sv_progs", "progs.dat", "selects which quakec progs.dat file to run" };
 142 cvar_t sv_protocolname = {CF_SERVER, "sv_protocolname", "DP7", "selects network protocol to host for (values include QUAKE, QUAKEDP, NEHAHRAMOVIE, DP1 and up)"};
 143 cvar_t sv_random_seed = {CF_SERVER, "sv_random_seed", "", "random seed; when set, on every map start this random seed is used to initialize the random number generator. Don't touch it unless for benchmarking or debugging"};
 144 cvar_t host_limitlocal = {CF_SERVER, "host_limitlocal", "0", "whether to apply rate limiting to the local player in a listen server (only useful for testing)"};
 145 cvar_t sv_sound_land = {CF_SERVER, "sv_sound_land", "demon/dland2.wav", "sound to play when MOVETYPE_STEP entity hits the ground at high speed (empty cvar disables the sound)"};
 146 cvar_t sv_sound_watersplash = {CF_SERVER, "sv_sound_watersplash", "misc/h2ohit1.wav", "sound to play when MOVETYPE_FLY/TOSS/BOUNCE/STEP entity enters or leaves water (empty cvar disables the sound)"};
 147 cvar_t sv_stepheight = {CF_SERVER | CF_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
 148 cvar_t sv_stopspeed = {CF_SERVER | CF_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
 149 cvar_t sv_wallfriction = {CF_SERVER | CF_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 150 cvar_t sv_wateraccelerate = {CF_SERVER, "sv_wateraccelerate", "-1", "rate at which a player accelerates to sv_maxspeed while in water, if less than 0 the sv_accelerate variable is used instead"};
 151 cvar_t sv_waterfriction = {CF_SERVER | CF_NOTIFY, "sv_waterfriction","-1", "how fast you slow down in water, if less than 0 the sv_friction variable is used instead"};
 152 cvar_t sv_warsowbunny_airforwardaccel = {CF_SERVER, "sv_warsowbunny_airforwardaccel", "1.00001", "how fast you accelerate until you reach sv_maxspeed"};
 153 cvar_t sv_warsowbunny_accel = {CF_SERVER, "sv_warsowbunny_accel", "0.1585", "how fast you accelerate until after reaching sv_maxspeed (it gets harder as you near sv_warsowbunny_topspeed)"};
 154 cvar_t sv_warsowbunny_topspeed = {CF_SERVER, "sv_warsowbunny_topspeed", "925", "soft speed limit (can get faster with rjs and on ramps)"};
 155 cvar_t sv_warsowbunny_turnaccel = {CF_SERVER, "sv_warsowbunny_turnaccel", "0", "max sharpness of turns (also master switch for the sv_warsowbunny_* mode; set this to 9 to enable)"};
 156 cvar_t sv_warsowbunny_backtosideratio = {CF_SERVER, "sv_warsowbunny_backtosideratio", "0.8", "lower values make it easier to change direction without losing speed; the drawback is \"understeering\" in sharp turns"};
 157 cvar_t sv_onlycsqcnetworking = {CF_SERVER, "sv_onlycsqcnetworking", "0", "disables legacy entity networking code for higher performance (except on clients, which can still be legacy)"};
 158 cvar_t sv_areadebug = {CF_SERVER, "sv_areadebug", "0", "disables physics culling for debugging purposes (only for development)"};
 159 cvar_t sys_ticrate = {CF_SERVER | CF_ARCHIVE, "sys_ticrate","0.0138889", "how long a server frame is in seconds, 0.05 is 20fps server rate, 0.1 is 10fps (can not be set higher than 0.1), 0 runs as many server frames as possible (makes games against bots a little smoother, overwhelms network players), 0.0138889 matches QuakeWorld physics"};
 160 cvar_t teamplay = {CF_SERVER | CF_NOTIFY, "teamplay","0", "teamplay mode, values depend on mod but typically 0 = no teams, 1 = no team damage no self damage, 2 = team damage and self damage, some mods support 3 = no team damage but can damage self"};
 161 cvar_t timelimit = {CF_SERVER | CF_NOTIFY, "timelimit","0", "ends level at this time (in minutes)"};
 162 cvar_t sv_threaded = {CF_SERVER, "sv_threaded", "0", "enables a separate thread for server code, improving performance, especially when hosting a game while playing, EXPERIMENTAL, may be crashy"};
 163
 164 cvar_t sv_rollspeed = {CF_CLIENT, "sv_rollspeed", "200", "how much strafing is necessary to tilt the view"};
 165 cvar_t sv_rollangle = {CF_CLIENT, "sv_rollangle", "2.0", "how much to tilt the view when strafing"};
 166
 167 cvar_t saved1 = {CF_SERVER | CF_ARCHIVE, "saved1", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 168 cvar_t saved2 = {CF_SERVER | CF_ARCHIVE, "saved2", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 169 cvar_t saved3 = {CF_SERVER | CF_ARCHIVE, "saved3", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 170 cvar_t saved4 = {CF_SERVER | CF_ARCHIVE, "saved4", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 171 cvar_t savedgamecfg = {CF_SERVER | CF_ARCHIVE, "savedgamecfg", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 172 cvar_t scratch1 = {CF_SERVER, "scratch1", "0", "unused cvar in quake, can be used by mods"};
 173 cvar_t scratch2 = {CF_SERVER,"scratch2", "0", "unused cvar in quake, can be used by mods"};
 174 cvar_t scratch3 = {CF_SERVER, "scratch3", "0", "unused cvar in quake, can be used by mods"};
 175 cvar_t scratch4 = {CF_SERVER, "scratch4", "0", "unused cvar in quake, can be used by mods"};
 176 cvar_t temp1 = {CF_SERVER, "temp1","0", "general cvar for mods to use, in stock id1 this selects which death animation to use on players (0 = random death, other values select specific death scenes)"};
 177
 178 cvar_t nehx00 = {CF_SERVER, "nehx00", "0", "nehahra data storage cvar (used in singleplayer)"};
 179 cvar_t nehx01 = {CF_SERVER, "nehx01", "0", "nehahra data storage cvar (used in singleplayer)"};
 180 cvar_t nehx02 = {CF_SERVER, "nehx02", "0", "nehahra data storage cvar (used in singleplayer)"};
 181 cvar_t nehx03 = {CF_SERVER, "nehx03", "0", "nehahra data storage cvar (used in singleplayer)"};
 182 cvar_t nehx04 = {CF_SERVER, "nehx04", "0", "nehahra data storage cvar (used in singleplayer)"};
 183 cvar_t nehx05 = {CF_SERVER, "nehx05", "0", "nehahra data storage cvar (used in singleplayer)"};
 184 cvar_t nehx06 = {CF_SERVER, "nehx06", "0", "nehahra data storage cvar (used in singleplayer)"};
 185 cvar_t nehx07 = {CF_SERVER, "nehx07", "0", "nehahra data storage cvar (used in singleplayer)"};
 186 cvar_t nehx08 = {CF_SERVER, "nehx08", "0", "nehahra data storage cvar (used in singleplayer)"};
 187 cvar_t nehx09 = {CF_SERVER, "nehx09", "0", "nehahra data storage cvar (used in singleplayer)"};
 188 cvar_t nehx10 = {CF_SERVER, "nehx10", "0", "nehahra data storage cvar (used in singleplayer)"};
 189 cvar_t nehx11 = {CF_SERVER, "nehx11", "0", "nehahra data storage cvar (used in singleplayer)"};
 190 cvar_t nehx12 = {CF_SERVER, "nehx12", "0", "nehahra data storage cvar (used in singleplayer)"};
 191 cvar_t nehx13 = {CF_SERVER, "nehx13", "0", "nehahra data storage cvar (used in singleplayer)"};
 192 cvar_t nehx14 = {CF_SERVER, "nehx14", "0", "nehahra data storage cvar (used in singleplayer)"};
 193 cvar_t nehx15 = {CF_SERVER, "nehx15", "0", "nehahra data storage cvar (used in singleplayer)"};
 194 cvar_t nehx16 = {CF_SERVER, "nehx16", "0", "nehahra data storage cvar (used in singleplayer)"};
 195 cvar_t nehx17 = {CF_SERVER, "nehx17", "0", "nehahra data storage cvar (used in singleplayer)"};
 196 cvar_t nehx18 = {CF_SERVER, "nehx18", "0", "nehahra data storage cvar (used in singleplayer)"};
 197 cvar_t nehx19 = {CF_SERVER, "nehx19", "0", "nehahra data storage cvar (used in singleplayer)"};
 198 cvar_t cutscene = {CF_SERVER, "cutscene", "1", "enables cutscenes in nehahra, can be used by other mods"};
 199
 200 cvar_t sv_autodemo_perclient = {CF_SERVER | CF_ARCHIVE, "sv_autodemo_perclient", "0", "set to 1 to enable autorecorded per-client demos (they'll start to record at the beginning of a match); set it to 2 to also record client->server packets (for debugging)"};
 201 cvar_t sv_autodemo_perclient_nameformat = {CF_SERVER | CF_ARCHIVE, "sv_autodemo_perclient_nameformat", "sv_autodemos/%Y-%m-%d_%H-%M", "The format of the sv_autodemo_perclient filename, followed by the map name, the client number and the IP address + port number, separated by underscores (the date is encoded using strftime escapes)" };
 202 cvar_t sv_autodemo_perclient_discardable = {CF_SERVER | CF_ARCHIVE, "sv_autodemo_perclient_discardable", "0", "Allow game code to decide whether a demo should be kept or discarded."};
 203
 204 cvar_t halflifebsp = {CF_SERVER, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"};
 205 cvar_t sv_mapformat_is_quake2 = {CF_SERVER, "sv_mapformat_is_quake2", "0", "indicates the current map is q2bsp format (useful to know because of different entity behaviors, .frame on submodels and other things)"};
 206 cvar_t sv_mapformat_is_quake3 = {CF_SERVER, "sv_mapformat_is_quake3", "0", "indicates the current map is q2bsp format (useful to know because of different entity behaviors)"};
 207
 208 cvar_t sv_writepicture_quality = {CF_SERVER | CF_ARCHIVE, "sv_writepicture_quality", "10", "WritePicture quality offset (higher means better quality, but slower)"};
 209
 210 server_t sv;
 211 server_static_t svs;
 212
 213 mempool_t *sv_mempool = NULL;
 214
 215 extern cvar_t host_timescale;
 216 extern float            scr_centertime_off;
 217
 218 // MUST match effectnameindex_t in client.h
 219 static const char *standardeffectnames[EFFECT_TOTAL] =
 220 {
 221         "",
 222         "TE_GUNSHOT",
 223         "TE_GUNSHOTQUAD",
 224         "TE_SPIKE",
 225         "TE_SPIKEQUAD",
 226         "TE_SUPERSPIKE",
 227         "TE_SUPERSPIKEQUAD",
 228         "TE_WIZSPIKE",
 229         "TE_KNIGHTSPIKE",
 230         "TE_EXPLOSION",
 231         "TE_EXPLOSIONQUAD",
 232         "TE_TAREXPLOSION",
 233         "TE_TELEPORT",
 234         "TE_LAVASPLASH",
 235         "TE_SMALLFLASH",
 236         "TE_FLAMEJET",
 237         "EF_FLAME",
 238         "TE_BLOOD",
 239         "TE_SPARK",
 240         "TE_PLASMABURN",
 241         "TE_TEI_G3",
 242         "TE_TEI_SMOKE",
 243         "TE_TEI_BIGEXPLOSION",
 244         "TE_TEI_PLASMAHIT",
 245         "EF_STARDUST",
 246         "TR_ROCKET",
 247         "TR_GRENADE",
 248         "TR_BLOOD",
 249         "TR_WIZSPIKE",
 250         "TR_SLIGHTBLOOD",
 251         "TR_KNIGHTSPIKE",
 252         "TR_VORESPIKE",
 253         "TR_NEHAHRASMOKE",
 254         "TR_NEXUIZPLASMA",
 255         "TR_GLOWTRAIL",
 256         "SVC_PARTICLE"
 257 };
 258
 259 #define SV_REQFUNCS 0
 260 #define sv_reqfuncs NULL
 261
 262 //#define SV_REQFUNCS (sizeof(sv_reqfuncs) / sizeof(const char *))
 263 //static const char *sv_reqfuncs[] = {
 264 //};
 265
 266 #define SV_REQFIELDS (sizeof(sv_reqfields) / sizeof(prvm_required_field_t))
 267
 268 prvm_required_field_t sv_reqfields[] =
 269 {
 270 #define PRVM_DECLARE_serverglobalfloat(x)
 271 #define PRVM_DECLARE_serverglobalvector(x)
 272 #define PRVM_DECLARE_serverglobalstring(x)
 273 #define PRVM_DECLARE_serverglobaledict(x)
 274 #define PRVM_DECLARE_serverglobalfunction(x)
 275 #define PRVM_DECLARE_clientglobalfloat(x)
 276 #define PRVM_DECLARE_clientglobalvector(x)
 277 #define PRVM_DECLARE_clientglobalstring(x)
 278 #define PRVM_DECLARE_clientglobaledict(x)
 279 #define PRVM_DECLARE_clientglobalfunction(x)
 280 #define PRVM_DECLARE_menuglobalfloat(x)
 281 #define PRVM_DECLARE_menuglobalvector(x)
 282 #define PRVM_DECLARE_menuglobalstring(x)
 283 #define PRVM_DECLARE_menuglobaledict(x)
 284 #define PRVM_DECLARE_menuglobalfunction(x)
 285 #define PRVM_DECLARE_serverfieldfloat(x) {ev_float, #x},
 286 #define PRVM_DECLARE_serverfieldvector(x) {ev_vector, #x},
 287 #define PRVM_DECLARE_serverfieldstring(x) {ev_string, #x},
 288 #define PRVM_DECLARE_serverfieldedict(x) {ev_entity, #x},
 289 #define PRVM_DECLARE_serverfieldfunction(x) {ev_function, #x},
 290 #define PRVM_DECLARE_clientfieldfloat(x)
 291 #define PRVM_DECLARE_clientfieldvector(x)
 292 #define PRVM_DECLARE_clientfieldstring(x)
 293 #define PRVM_DECLARE_clientfieldedict(x)
 294 #define PRVM_DECLARE_clientfieldfunction(x)
 295 #define PRVM_DECLARE_menufieldfloat(x)
 296 #define PRVM_DECLARE_menufieldvector(x)
 297 #define PRVM_DECLARE_menufieldstring(x)
 298 #define PRVM_DECLARE_menufieldedict(x)
 299 #define PRVM_DECLARE_menufieldfunction(x)
 300 #define PRVM_DECLARE_serverfunction(x)
 301 #define PRVM_DECLARE_clientfunction(x)
 302 #define PRVM_DECLARE_menufunction(x)
 303 #define PRVM_DECLARE_field(x)
 304 #define PRVM_DECLARE_global(x)
 305 #define PRVM_DECLARE_function(x)
 306 #include "prvm_offsets.h"
 307 #undef PRVM_DECLARE_serverglobalfloat
 308 #undef PRVM_DECLARE_serverglobalvector
 309 #undef PRVM_DECLARE_serverglobalstring
 310 #undef PRVM_DECLARE_serverglobaledict
 311 #undef PRVM_DECLARE_serverglobalfunction
 312 #undef PRVM_DECLARE_clientglobalfloat
 313 #undef PRVM_DECLARE_clientglobalvector
 314 #undef PRVM_DECLARE_clientglobalstring
 315 #undef PRVM_DECLARE_clientglobaledict
 316 #undef PRVM_DECLARE_clientglobalfunction
 317 #undef PRVM_DECLARE_menuglobalfloat
 318 #undef PRVM_DECLARE_menuglobalvector
 319 #undef PRVM_DECLARE_menuglobalstring
 320 #undef PRVM_DECLARE_menuglobaledict
 321 #undef PRVM_DECLARE_menuglobalfunction
 322 #undef PRVM_DECLARE_serverfieldfloat
 323 #undef PRVM_DECLARE_serverfieldvector
 324 #undef PRVM_DECLARE_serverfieldstring
 325 #undef PRVM_DECLARE_serverfieldedict
 326 #undef PRVM_DECLARE_serverfieldfunction
 327 #undef PRVM_DECLARE_clientfieldfloat
 328 #undef PRVM_DECLARE_clientfieldvector
 329 #undef PRVM_DECLARE_clientfieldstring
 330 #undef PRVM_DECLARE_clientfieldedict
 331 #undef PRVM_DECLARE_clientfieldfunction
 332 #undef PRVM_DECLARE_menufieldfloat
 333 #undef PRVM_DECLARE_menufieldvector
 334 #undef PRVM_DECLARE_menufieldstring
 335 #undef PRVM_DECLARE_menufieldedict
 336 #undef PRVM_DECLARE_menufieldfunction
 337 #undef PRVM_DECLARE_serverfunction
 338 #undef PRVM_DECLARE_clientfunction
 339 #undef PRVM_DECLARE_menufunction
 340 #undef PRVM_DECLARE_field
 341 #undef PRVM_DECLARE_global
 342 #undef PRVM_DECLARE_function
 343 };
 344
 345 #define SV_REQGLOBALS (sizeof(sv_reqglobals) / sizeof(prvm_required_field_t))
 346
 347 prvm_required_field_t sv_reqglobals[] =
 348 {
 349 #define PRVM_DECLARE_serverglobalfloat(x) {ev_float, #x},
 350 #define PRVM_DECLARE_serverglobalvector(x) {ev_vector, #x},
 351 #define PRVM_DECLARE_serverglobalstring(x) {ev_string, #x},
 352 #define PRVM_DECLARE_serverglobaledict(x) {ev_entity, #x},
 353 #define PRVM_DECLARE_serverglobalfunction(x) {ev_function, #x},
 354 #define PRVM_DECLARE_clientglobalfloat(x)
 355 #define PRVM_DECLARE_clientglobalvector(x)
 356 #define PRVM_DECLARE_clientglobalstring(x)
 357 #define PRVM_DECLARE_clientglobaledict(x)
 358 #define PRVM_DECLARE_clientglobalfunction(x)
 359 #define PRVM_DECLARE_menuglobalfloat(x)
 360 #define PRVM_DECLARE_menuglobalvector(x)
 361 #define PRVM_DECLARE_menuglobalstring(x)
 362 #define PRVM_DECLARE_menuglobaledict(x)
 363 #define PRVM_DECLARE_menuglobalfunction(x)
 364 #define PRVM_DECLARE_serverfieldfloat(x)
 365 #define PRVM_DECLARE_serverfieldvector(x)
 366 #define PRVM_DECLARE_serverfieldstring(x)
 367 #define PRVM_DECLARE_serverfieldedict(x)
 368 #define PRVM_DECLARE_serverfieldfunction(x)
 369 #define PRVM_DECLARE_clientfieldfloat(x)
 370 #define PRVM_DECLARE_clientfieldvector(x)
 371 #define PRVM_DECLARE_clientfieldstring(x)
 372 #define PRVM_DECLARE_clientfieldedict(x)
 373 #define PRVM_DECLARE_clientfieldfunction(x)
 374 #define PRVM_DECLARE_menufieldfloat(x)
 375 #define PRVM_DECLARE_menufieldvector(x)
 376 #define PRVM_DECLARE_menufieldstring(x)
 377 #define PRVM_DECLARE_menufieldedict(x)
 378 #define PRVM_DECLARE_menufieldfunction(x)
 379 #define PRVM_DECLARE_serverfunction(x)
 380 #define PRVM_DECLARE_clientfunction(x)
 381 #define PRVM_DECLARE_menufunction(x)
 382 #define PRVM_DECLARE_field(x)
 383 #define PRVM_DECLARE_global(x)
 384 #define PRVM_DECLARE_function(x)
 385 #include "prvm_offsets.h"
 386 #undef PRVM_DECLARE_serverglobalfloat
 387 #undef PRVM_DECLARE_serverglobalvector
 388 #undef PRVM_DECLARE_serverglobalstring
 389 #undef PRVM_DECLARE_serverglobaledict
 390 #undef PRVM_DECLARE_serverglobalfunction
 391 #undef PRVM_DECLARE_clientglobalfloat
 392 #undef PRVM_DECLARE_clientglobalvector
 393 #undef PRVM_DECLARE_clientglobalstring
 394 #undef PRVM_DECLARE_clientglobaledict
 395 #undef PRVM_DECLARE_clientglobalfunction
 396 #undef PRVM_DECLARE_menuglobalfloat
 397 #undef PRVM_DECLARE_menuglobalvector
 398 #undef PRVM_DECLARE_menuglobalstring
 399 #undef PRVM_DECLARE_menuglobaledict
 400 #undef PRVM_DECLARE_menuglobalfunction
 401 #undef PRVM_DECLARE_serverfieldfloat
 402 #undef PRVM_DECLARE_serverfieldvector
 403 #undef PRVM_DECLARE_serverfieldstring
 404 #undef PRVM_DECLARE_serverfieldedict
 405 #undef PRVM_DECLARE_serverfieldfunction
 406 #undef PRVM_DECLARE_clientfieldfloat
 407 #undef PRVM_DECLARE_clientfieldvector
 408 #undef PRVM_DECLARE_clientfieldstring
 409 #undef PRVM_DECLARE_clientfieldedict
 410 #undef PRVM_DECLARE_clientfieldfunction
 411 #undef PRVM_DECLARE_menufieldfloat
 412 #undef PRVM_DECLARE_menufieldvector
 413 #undef PRVM_DECLARE_menufieldstring
 414 #undef PRVM_DECLARE_menufieldedict
 415 #undef PRVM_DECLARE_menufieldfunction
 416 #undef PRVM_DECLARE_serverfunction
 417 #undef PRVM_DECLARE_clientfunction
 418 #undef PRVM_DECLARE_menufunction
 419 #undef PRVM_DECLARE_field
 420 #undef PRVM_DECLARE_global
 421 #undef PRVM_DECLARE_function
 422 };
 423
 424 static void Host_Timescale_c(cvar_t *var)
 425 {
 426         if(var->value < 0.00001 && var->value != 0)
 427                 Cvar_SetValueQuick(var, 0);
 428 }
 429
 430 //============================================================================
 431
 432 static void SV_AreaStats_f(cmd_state_t *cmd)
 433 {
 434         World_PrintAreaStats(&sv.world, "server");
 435 }
 436
 437 static void SV_ServerOptions (void)
 438 {
 439         int i;
 440
 441         // general default
 442         svs.maxclients = 8;
 443
 444 // COMMANDLINEOPTION: Server: -dedicated [playerlimit] starts a dedicated server (with a command console), default playerlimit is 8
 445 // COMMANDLINEOPTION: Server: -listen [playerlimit] starts a multiplayer server with graphical client, like singleplayer but other players can connect, default playerlimit is 8
 446         // if no client is in the executable or -dedicated is specified on
 447         // commandline, start a dedicated server
 448         i = Sys_CheckParm ("-dedicated");
 449         if (i || !cl_available)
 450         {
 451                 cls.state = ca_dedicated;
 452                 // check for -dedicated specifying how many players
 453                 if (i && i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 454                         svs.maxclients = atoi (sys.argv[i+1]);
 455                 if (Sys_CheckParm ("-listen"))
 456                         Con_Printf ("Only one of -dedicated or -listen can be specified\n");
 457                 // default sv_public on for dedicated servers (often hosted by serious administrators), off for listen servers (often hosted by clueless users)
 458                 Cvar_SetValue(&cvars_all, "sv_public", 1);
 459         }
 460         else if (cl_available)
 461         {
 462                 // client exists and not dedicated, check if -listen is specified
 463                 cls.state = ca_disconnected;
 464                 i = Sys_CheckParm ("-listen");
 465                 if (i)
 466                 {
 467                         // default players unless specified
 468                         if (i + 1 < sys.argc && atoi (sys.argv[i+1]) >= 1)
 469                                 svs.maxclients = atoi (sys.argv[i+1]);
 470                 }
 471                 else
 472                 {
 473                         // default players in some games, singleplayer in most
 474                         if (gamemode != GAME_GOODVSBAD2 && !IS_NEXUIZ_DERIVED(gamemode) && gamemode != GAME_BATTLEMECH)
 475                                 svs.maxclients = 1;
 476                 }
 477         }
 478
 479         svs.maxclients = svs.maxclients_next = bound(1, svs.maxclients, MAX_SCOREBOARD);
 480
 481         svs.clients = (client_t *)Mem_Alloc(sv_mempool, sizeof(client_t) * svs.maxclients);
 482
 483         if (svs.maxclients > 1 && !deathmatch.integer && !coop.integer)
 484                 Cvar_SetValueQuick(&deathmatch, 1);
 485 }
 486
 487 /*
 488 ===============
 489 SV_Init
 490 ===============
 491 */
 492 void SV_Init (void)
 493 {
 494         // init the csqc progs cvars, since they are updated/used by the server code
 495         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 496         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 497         extern cvar_t csqc_progcrc;
 498         extern cvar_t csqc_progsize;
 499         extern cvar_t csqc_usedemoprogs;
 500
 501         Cvar_RegisterVariable(&sv_worldmessage);
 502         Cvar_RegisterVariable(&sv_worldname);
 503         Cvar_RegisterVariable(&sv_worldnamenoextension);
 504         Cvar_RegisterVariable(&sv_worldbasename);
 505
 506         Cvar_RegisterVariable (&csqc_progname);
 507         Cvar_RegisterVariable (&csqc_progcrc);
 508         Cvar_RegisterVariable (&csqc_progsize);
 509         Cvar_RegisterVariable (&csqc_usedemoprogs);
 510
 511         Cmd_AddCommand(CF_SHARED, "sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 512         Cmd_AddCommand(CF_SHARED, "sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 513         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "sv_startdownload", SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 514         Cmd_AddCommand(CF_CLIENT | CF_SERVER_FROM_CLIENT, "download", SV_Download_f, "downloads a specified file from the server");
 515
 516         Cvar_RegisterVariable (&sv_disablenotify);
 517         Cvar_RegisterVariable (&coop);
 518         Cvar_RegisterVariable (&deathmatch);
 519         Cvar_RegisterVariable (&fraglimit);
 520         Cvar_RegisterVariable (&gamecfg);
 521         Cvar_RegisterVariable (&noexit);
 522         Cvar_RegisterVariable (&nomonsters);
 523         Cvar_RegisterVariable (&pausable);
 524         Cvar_RegisterVariable (&pr_checkextension);
 525         Cvar_RegisterVariable (&samelevel);
 526         Cvar_RegisterVariable (&skill);
 527         Cvar_RegisterVariable (&host_timescale);
 528         Cvar_RegisterCallback (&host_timescale, Host_Timescale_c);
 529         Cvar_RegisterVirtual (&host_timescale, "slowmo");
 530         Cvar_RegisterVirtual (&host_timescale, "timescale");
 531         Cvar_RegisterVariable (&sv_accelerate);
 532         Cvar_RegisterVariable (&sv_aim);
 533         Cvar_RegisterVariable (&sv_airaccel_qw);
 534         Cvar_RegisterVariable (&sv_airaccel_qw_stretchfactor);
 535         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 536         Cvar_RegisterVariable (&sv_airaccelerate);
 537         Cvar_RegisterVariable (&sv_airstopaccelerate);
 538         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 539         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 540         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 541         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 542         Cvar_RegisterVariable (&sv_aircontrol);
 543         Cvar_RegisterVariable (&sv_aircontrol_power);
 544         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 545         Cvar_RegisterVariable (&sv_allowdownloads);
 546         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 547         Cvar_RegisterVariable (&sv_allowdownloads_config);
 548         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 549         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 550         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 551         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 552         Cvar_RegisterVariable (&sv_clmovement_enable);
 553         Cvar_RegisterVariable (&sv_clmovement_minping);
 554         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 555         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 556         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 557         Cvar_RegisterVariable (&sv_cullentities_pvs);
 558         Cvar_RegisterVariable (&sv_cullentities_stats);
 559         Cvar_RegisterVariable (&sv_cullentities_trace);
 560         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 561         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 562         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 563         Cvar_RegisterVariable (&sv_cullentities_trace_expand);
 564         Cvar_RegisterVariable (&sv_cullentities_trace_eyejitter);
 565         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 566         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 567         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 568         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 569         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 570         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 571         Cvar_RegisterVariable (&sv_debugmove);
 572         Cvar_RegisterVariable (&sv_echobprint);
 573         Cvar_RegisterVariable (&sv_edgefriction);
 574         Cvar_RegisterVariable (&sv_entpatch);
 575         Cvar_RegisterVariable (&sv_freezenonclients);
 576         Cvar_RegisterVariable (&sv_friction);
 577         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 578         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 579         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 580         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 581         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 582         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 583         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 584         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 585         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 586         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 587         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 588         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 589         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 590         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_separation);
 591         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 592         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 593         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 594         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 595         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 596         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 597         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 598         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 599         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 600         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 601         Cvar_RegisterVariable (&sv_gameplayfix_q1bsptracelinereportstexture);
 602         Cvar_RegisterVariable (&sv_gameplayfix_unstickplayers);
 603         Cvar_RegisterVariable (&sv_gameplayfix_unstickentities);
 604         Cvar_RegisterVariable (&sv_gameplayfix_fixedcheckwatertransition);
 605         Cvar_RegisterVariable (&sv_gameplayfix_customstats);
 606         Cvar_RegisterVariable (&sv_gravity);
 607         Cvar_RegisterVariable (&sv_init_frame_count);
 608         Cvar_RegisterVariable (&sv_idealpitchscale);
 609         Cvar_RegisterVariable (&sv_jumpstep);
 610         Cvar_RegisterVariable (&sv_jumpvelocity);
 611         Cvar_RegisterVariable (&sv_maxairspeed);
 612         Cvar_RegisterVariable (&sv_maxrate);
 613         Cvar_RegisterVariable (&sv_maxspeed);
 614         Cvar_RegisterVariable (&sv_maxvelocity);
 615         Cvar_RegisterVariable (&sv_nostep);
 616         Cvar_RegisterVariable (&sv_playerphysicsqc);
 617         Cvar_RegisterVariable (&sv_progs);
 618         Cvar_RegisterVariable (&sv_protocolname);
 619         Cvar_RegisterVariable (&sv_random_seed);
 620         Cvar_RegisterVariable (&host_limitlocal);
 621         Cvar_RegisterVirtual(&host_limitlocal, "sv_ratelimitlocalplayer");
 622         Cvar_RegisterVariable (&sv_sound_land);
 623         Cvar_RegisterVariable (&sv_sound_watersplash);
 624         Cvar_RegisterVariable (&sv_stepheight);
 625         Cvar_RegisterVariable (&sv_stopspeed);
 626         Cvar_RegisterVariable (&sv_wallfriction);
 627         Cvar_RegisterVariable (&sv_wateraccelerate);
 628         Cvar_RegisterVariable (&sv_waterfriction);
 629         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 630         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 631         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 632         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 633         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 634         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 635         Cvar_RegisterVariable (&sv_areadebug);
 636         Cvar_RegisterVariable (&sys_ticrate);
 637         Cvar_RegisterVariable (&teamplay);
 638         Cvar_RegisterVariable (&timelimit);
 639         Cvar_RegisterVariable (&sv_threaded);
 640
 641         Cvar_RegisterVariable (&sv_rollangle);
 642         Cvar_RegisterVariable (&sv_rollspeed);
 643
 644         Cvar_RegisterVariable (&saved1);
 645         Cvar_RegisterVariable (&saved2);
 646         Cvar_RegisterVariable (&saved3);
 647         Cvar_RegisterVariable (&saved4);
 648         Cvar_RegisterVariable (&savedgamecfg);
 649         Cvar_RegisterVariable (&scratch1);
 650         Cvar_RegisterVariable (&scratch2);
 651         Cvar_RegisterVariable (&scratch3);
 652         Cvar_RegisterVariable (&scratch4);
 653         Cvar_RegisterVariable (&temp1);
 654
 655         // LadyHavoc: Nehahra uses these to pass data around cutscene demos
 656         Cvar_RegisterVariable (&nehx00);
 657         Cvar_RegisterVariable (&nehx01);
 658         Cvar_RegisterVariable (&nehx02);
 659         Cvar_RegisterVariable (&nehx03);
 660         Cvar_RegisterVariable (&nehx04);
 661         Cvar_RegisterVariable (&nehx05);
 662         Cvar_RegisterVariable (&nehx06);
 663         Cvar_RegisterVariable (&nehx07);
 664         Cvar_RegisterVariable (&nehx08);
 665         Cvar_RegisterVariable (&nehx09);
 666         Cvar_RegisterVariable (&nehx10);
 667         Cvar_RegisterVariable (&nehx11);
 668         Cvar_RegisterVariable (&nehx12);
 669         Cvar_RegisterVariable (&nehx13);
 670         Cvar_RegisterVariable (&nehx14);
 671         Cvar_RegisterVariable (&nehx15);
 672         Cvar_RegisterVariable (&nehx16);
 673         Cvar_RegisterVariable (&nehx17);
 674         Cvar_RegisterVariable (&nehx18);
 675         Cvar_RegisterVariable (&nehx19);
 676         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 677
 678         Cvar_RegisterVariable (&sv_autodemo_perclient);
 679         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 680         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 681
 682         Cvar_RegisterVariable (&halflifebsp);
 683         Cvar_RegisterVariable (&sv_mapformat_is_quake2);
 684         Cvar_RegisterVariable (&sv_mapformat_is_quake3);
 685
 686         Cvar_RegisterVariable (&sv_writepicture_quality);
 687
 688         SV_InitOperatorCommands();
 689         host.hook.SV_Shutdown = SV_Shutdown;
 690
 691         sv_mempool = Mem_AllocPool("server", 0, NULL);
 692
 693         SV_ServerOptions();
 694         Cvar_Callback(&sv_netport);
 695 }
 696
 697 static void SV_SaveEntFile_f(cmd_state_t *cmd)
 698 {
 699         char vabuf[1024];
 700         if (!sv.active || !sv.worldmodel)
 701         {
 702                 Con_Print("Not running a server\n");
 703                 return;
 704         }
 705         FS_WriteFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 706 }
 707
 708 /*
 709 ==============================================================================
 710
 711 CLIENT SPAWNING
 712
 713 ==============================================================================
 714 */
 715
 716 /*
 717 ================
 718 SV_SendServerinfo
 719
 720 Sends the first message from the server to a connected client.
 721 This will be sent on the initial connection and upon each server load.
 722 ================
 723 */
 724 void SV_SendServerinfo (client_t *client)
 725 {
 726         prvm_prog_t *prog = SVVM_prog;
 727         int i;
 728         char message[128];
 729         char vabuf[1024];
 730
 731         // we know that this client has a netconnection and thus is not a bot
 732
 733         // edicts get reallocated on level changes, so we need to update it here
 734         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 735
 736         // clear cached stuff that depends on the level
 737         client->weaponmodel[0] = 0;
 738         client->weaponmodelindex = 0;
 739
 740         // LadyHavoc: clear entityframe tracking
 741         client->latestframenum = 0;
 742
 743         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 744         client->cmd.time = sv.time;
 745
 746         if (client->entitydatabase)
 747                 EntityFrame_FreeDatabase(client->entitydatabase);
 748         if (client->entitydatabase4)
 749                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 750         if (client->entitydatabase5)
 751                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 752
 753         memset(client->stats, 0, sizeof(client->stats));
 754         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 755
 756         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)
 757         {
 758                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 759                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 760                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 761                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 762                 else
 763                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 764         }
 765
 766         // reset csqc entity versions
 767         for (i = 0;i < prog->max_edicts;i++)
 768         {
 769                 client->csqcentityscope[i] = 0;
 770                 client->csqcentitysendflags[i] = 0xFFFFFF;
 771         }
 772         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 773         {
 774                 client->csqcentityframehistory[i].num = 0;
 775                 client->csqcentityframehistory[i].framenum = -1;
 776         }
 777         client->csqcnumedicts = 0;
 778         client->csqcentityframehistory_next = 0;
 779
 780         SZ_Clear (&client->netconnection->message);
 781         MSG_WriteByte (&client->netconnection->message, svc_print);
 782         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 783         MSG_WriteString (&client->netconnection->message,message);
 784
 785         SV_StopDemoRecording(client); // to split up demos into different files
 786         if(sv_autodemo_perclient.integer)
 787         {
 788                 char demofile[MAX_OSPATH];
 789                 char ipaddress[MAX_QPATH];
 790                 size_t j;
 791
 792                 // start a new demo file
 793                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 794                 for(j = 0; ipaddress[j]; ++j)
 795                         if(!isalnum(ipaddress[j]))
 796                                 ipaddress[j] = '-';
 797                 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);
 798
 799                 SV_StartDemoRecording(client, demofile, -1);
 800         }
 801
 802         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 803         if (sv.csqc_progname[0])
 804         {
 805                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 806                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 807                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progname %s\n", sv.csqc_progname));
 808                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 809                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progsize %i\n", sv.csqc_progsize));
 810                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 811                 MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "csqc_progcrc %i\n", sv.csqc_progcrc));
 812
 813                 if(client->sv_demo_file != NULL)
 814                 {
 815                         int k;
 816                         static char buf[NET_MAXMESSAGE];
 817                         sizebuf_t sb;
 818
 819                         sb.data = (unsigned char *) buf;
 820                         sb.maxsize = sizeof(buf);
 821                         k = 0;
 822                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, k++, &sb, sv.protocol))
 823                                 SV_WriteDemoMessage(client, &sb, false);
 824                 }
 825
 826                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 827                 if (PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd)))
 828                 {
 829                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 830                         MSG_WriteString (&client->netconnection->message, va(vabuf, sizeof(vabuf), "%s\n", PRVM_GetString(prog, PRVM_serverglobalstring(SV_InitCmd))));
 831                 }
 832         }
 833
 834         //if (sv_allowdownloads.integer)
 835         // always send the info that the server supports the protocol, even if downloads are forbidden
 836         // only because of that, the CSQC exception can work
 837         {
 838                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 839                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 840         }
 841
 842         // send at this time so it's guaranteed to get executed at the right time
 843         {
 844                 client_t *save;
 845                 save = host_client;
 846                 host_client = client;
 847                 Curl_SendRequirements();
 848                 host_client = save;
 849         }
 850
 851         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 852         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 853         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 854
 855         if (!coop.integer && deathmatch.integer)
 856                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 857         else
 858                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 859
 860         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)));
 861
 862         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 863                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 864         MSG_WriteByte (&client->netconnection->message, 0);
 865
 866         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 867                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 868         MSG_WriteByte (&client->netconnection->message, 0);
 869
 870 // send music
 871         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 872         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 873         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 874
 875 // set view
 876 // store this in clientcamera, too
 877         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
 878         MSG_WriteByte (&client->netconnection->message, svc_setview);
 879         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
 880
 881         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
 882         MSG_WriteByte (&client->netconnection->message, 1);
 883
 884         client->prespawned = false;             // need prespawn, spawn, etc
 885         client->spawned = false;                // need prespawn, spawn, etc
 886         client->begun = false;                  // need prespawn, spawn, etc
 887         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
 888
 889         // clear movement info until client enters the new level properly
 890         memset(&client->cmd, 0, sizeof(client->cmd));
 891         client->movesequence = 0;
 892         client->movement_highestsequence_seen = 0;
 893         memset(&client->movement_count, 0, sizeof(client->movement_count));
 894         client->ping = 0;
 895
 896         // allow the client some time to send his keepalives, even if map loading took ages
 897         client->netconnection->timeout = host.realtime + net_connecttimeout.value;
 898 }
 899
 900 /*
 901 ================
 902 SV_ConnectClient
 903
 904 Initializes a client_t for a new net connection.  This will only be called
 905 once for a player each game, not once for each level change.
 906 ================
 907 */
 908 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
 909 {
 910         prvm_prog_t *prog = SVVM_prog;
 911         client_t                *client;
 912         int                             i;
 913
 914         client = svs.clients + clientnum;
 915
 916 // set up the client_t
 917         if (sv.loadgame)
 918         {
 919                 float backupparms[NUM_SPAWN_PARMS];
 920                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
 921                 memset(client, 0, sizeof(*client));
 922                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
 923         }
 924         else
 925                 memset(client, 0, sizeof(*client));
 926         client->active = true;
 927         client->netconnection = netconnection;
 928
 929         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
 930
 931         if(client->netconnection && client->netconnection->crypto.authenticated)
 932         {
 933                 Con_Printf("%s connection to %s has been established: client is %s@%s%.*s, I am %.*s@%s%.*s\n",
 934                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
 935                                 client->netconnection->address,
 936                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
 937                                 (client->netconnection->crypto.client_issigned || !client->netconnection->crypto.client_keyfp[0]) ? "" : "~",
 938                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
 939                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
 940                                 (client->netconnection->crypto.server_issigned || !client->netconnection->crypto.server_keyfp[0]) ? "" : "~",
 941                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
 942                                 );
 943         }
 944
 945         strlcpy(client->name, "unconnected", sizeof(client->name));
 946         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
 947         client->prespawned = false;
 948         client->spawned = false;
 949         client->begun = false;
 950         client->edict = PRVM_EDICT_NUM(clientnum+1);
 951         if (client->netconnection)
 952                 client->netconnection->message.allowoverflow = true;            // we can catch it
 953         // prepare the unreliable message buffer
 954         client->unreliablemsg.data = client->unreliablemsg_data;
 955         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
 956         // updated by receiving "rate" command from client, this is also the default if not using a DP client
 957         client->rate = 1000000000;
 958         client->connecttime = host.realtime;
 959
 960         if (!sv.loadgame)
 961         {
 962                 // call the progs to get default spawn parms for the new client
 963                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
 964                 PRVM_serverglobalfloat(time) = sv.time;
 965                 PRVM_serverglobaledict(self) = 0;
 966                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetNewParms), "QC function SetNewParms is missing");
 967                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
 968                         client->spawn_parms[i] = (&PRVM_serverglobalfloat(parm1))[i];
 969
 970                 // set up the entity for this client (including .colormap, .team, etc)
 971                 PRVM_ED_ClearEdict(prog, client->edict);
 972         }
 973
 974         // don't call SendServerinfo for a fresh botclient because its fields have
 975         // not been set up by the qc yet
 976         if (client->netconnection)
 977                 SV_SendServerinfo (client);
 978         else
 979                 client->prespawned = client->spawned = client->begun = true;
 980 }
 981
 982 /*
 983 =====================
 984 SV_DropClient
 985
 986 Called when the player is getting totally kicked off the host
 987 if (leaving = true), don't bother sending signofs
 988 =====================
 989 */
 990 void SV_DropClient(qbool leaving, const char *fmt, ... )
 991 {
 992         prvm_prog_t *prog = SVVM_prog;
 993         int i;
 994
 995         va_list argptr;
 996         char reason[512] = "";
 997
 998         Con_Printf("Client \"%s\" dropped", host_client->name);
 999
1000         if(fmt)
1001         {
1002                 va_start(argptr, fmt);
1003                 dpvsnprintf(reason, sizeof(reason), fmt, argptr);
1004                 va_end(argptr);
1005
1006                 Con_Printf(" (%s)\n", reason);
1007         }
1008         else
1009         {
1010                 Con_Printf(" \n");
1011         }
1012
1013         SV_StopDemoRecording(host_client);
1014
1015         // make sure edict is not corrupt (from a level change for example)
1016         host_client->edict = PRVM_EDICT_NUM(host_client - svs.clients + 1);
1017
1018         if (host_client->netconnection)
1019         {
1020                 // tell the client to be gone
1021                 if (!leaving)
1022                 {
1023                         // LadyHavoc: no opportunity for resending, so use unreliable 3 times
1024                         unsigned char bufdata[520]; // Disconnect reason string can be 512 characters
1025                         sizebuf_t buf;
1026                         memset(&buf, 0, sizeof(buf));
1027                         buf.data = bufdata;
1028                         buf.maxsize = sizeof(bufdata);
1029                         MSG_WriteByte(&buf, svc_disconnect);
1030                         if(fmt)
1031                         {
1032                                 if(sv.protocol == PROTOCOL_DARKPLACES8)
1033                                         MSG_WriteString(&buf, reason);
1034                                 else
1035                                         SV_ClientPrintf("%s\n", reason);
1036                         }
1037                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1038                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1039                         NetConn_SendUnreliableMessage(host_client->netconnection, &buf, sv.protocol, 10000, 0, false);
1040                 }
1041         }
1042
1043         // call qc ClientDisconnect function
1044         // LadyHavoc: don't call QC if server is dead (avoids recursive
1045         // Host_Error in some mods when they run out of edicts)
1046         if (host_client->clientconnectcalled && sv.active && host_client->edict)
1047         {
1048                 // call the prog function for removing a client
1049                 // this will set the body to a dead frame, among other things
1050                 int saveSelf = PRVM_serverglobaledict(self);
1051                 host_client->clientconnectcalled = false;
1052                 PRVM_serverglobalfloat(time) = sv.time;
1053                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1054                 prog->ExecuteProgram(prog, PRVM_serverfunction(ClientDisconnect), "QC function ClientDisconnect is missing");
1055                 PRVM_serverglobaledict(self) = saveSelf;
1056         }
1057
1058         if (host_client->netconnection)
1059         {
1060                 // break the net connection
1061                 NetConn_Close(host_client->netconnection);
1062                 host_client->netconnection = NULL;
1063         }
1064         if(fmt)
1065                 SV_BroadcastPrintf("\003^3%s left the game (%s)\n", host_client->name, reason);
1066         else
1067                 SV_BroadcastPrintf("\003^3%s left the game\n", host_client->name);
1068
1069         // if a download is active, close it
1070         if (host_client->download_file)
1071         {
1072                 Con_DPrintf("Download of %s aborted when %s dropped\n", host_client->download_name, host_client->name);
1073                 FS_Close(host_client->download_file);
1074                 host_client->download_file = NULL;
1075                 host_client->download_name[0] = 0;
1076                 host_client->download_expectedposition = 0;
1077                 host_client->download_started = false;
1078         }
1079
1080         // remove leaving player from scoreboard
1081         host_client->name[0] = 0;
1082         host_client->colors = 0;
1083         host_client->frags = 0;
1084         // send notification to all clients
1085         // get number of client manually just to make sure we get it right...
1086         i = host_client - svs.clients;
1087         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
1088         MSG_WriteByte (&sv.reliable_datagram, i);
1089         MSG_WriteString (&sv.reliable_datagram, host_client->name);
1090         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
1091         MSG_WriteByte (&sv.reliable_datagram, i);
1092         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
1093         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
1094         MSG_WriteByte (&sv.reliable_datagram, i);
1095         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
1096
1097         // free the client now
1098         if (host_client->entitydatabase)
1099                 EntityFrame_FreeDatabase(host_client->entitydatabase);
1100         if (host_client->entitydatabase4)
1101                 EntityFrame4_FreeDatabase(host_client->entitydatabase4);
1102         if (host_client->entitydatabase5)
1103                 EntityFrame5_FreeDatabase(host_client->entitydatabase5);
1104
1105         if (sv.active)
1106         {
1107                 // clear a fields that matter to DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS, and also frags
1108                 PRVM_ED_ClearEdict(prog, host_client->edict);
1109         }
1110
1111         // clear the client struct (this sets active to false)
1112         memset(host_client, 0, sizeof(*host_client));
1113
1114         // update server listing on the master because player count changed
1115         // (which the master uses for filtering empty/full servers)
1116         NetConn_Heartbeat(1);
1117
1118         if (sv.loadgame)
1119         {
1120                 for (i = 0;i < svs.maxclients;i++)
1121                         if (svs.clients[i].active && !svs.clients[i].spawned)
1122                                 break;
1123                 if (i == svs.maxclients)
1124                 {
1125                         Con_Printf("Loaded game, everyone rejoined - unpausing\n");
1126                         sv.paused = sv.loadgame = false; // we're basically done with loading now
1127                 }
1128         }
1129 }
1130
1131 static void SV_StartDownload_f(cmd_state_t *cmd)
1132 {
1133         if (host_client->download_file)
1134                 host_client->download_started = true;
1135 }
1136
1137 /*
1138  * Compression extension negotiation:
1139  *
1140  * Server to client:
1141  *   cl_serverextension_download 2
1142  *
1143  * Client to server:
1144  *   download <filename> <list of zero or more suppported compressions in order of preference>
1145  * e.g.
1146  *   download maps/map1.bsp lzo deflate huffman
1147  *
1148  * Server to client:
1149  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
1150  * e.g.
1151  *   cl_downloadbegin 123456 maps/map1.bsp deflate
1152  *
1153  * The server may choose not to compress the file by sending no compression name, like:
1154  *   cl_downloadbegin 345678 maps/map1.bsp
1155  *
1156  * NOTE: the "download" command may only specify compression algorithms if
1157  *       cl_serverextension_download is 2!
1158  *       If cl_serverextension_download has a different value, the client must
1159  *       assume this extension is not supported!
1160  */
1161
1162 static void Download_CheckExtensions(cmd_state_t *cmd)
1163 {
1164         int i;
1165         int argc = Cmd_Argc(cmd);
1166
1167         // first reset them all
1168         host_client->download_deflate = false;
1169
1170         for(i = 2; i < argc; ++i)
1171         {
1172                 if(!strcmp(Cmd_Argv(cmd, i), "deflate"))
1173                 {
1174                         host_client->download_deflate = true;
1175                         break;
1176                 }
1177         }
1178 }
1179
1180 static void SV_Download_f(cmd_state_t *cmd)
1181 {
1182         const char *whichpack, *whichpack2, *extension;
1183         qbool is_csqc; // so we need to check only once
1184
1185         if (Cmd_Argc(cmd) < 2)
1186         {
1187                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
1188                 SV_ClientPrintf("       supported extensions: deflate\n");
1189                 return;
1190         }
1191
1192         if (FS_CheckNastyPath(Cmd_Argv(cmd, 1), false))
1193         {
1194                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(cmd, 1));
1195                 return;
1196         }
1197
1198         if (host_client->download_file)
1199         {
1200                 // at this point we'll assume the previous download should be aborted
1201                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
1202                 SV_ClientCommands("\nstopdownload\n");
1203
1204                 // close the file and reset variables
1205                 FS_Close(host_client->download_file);
1206                 host_client->download_file = NULL;
1207                 host_client->download_name[0] = 0;
1208                 host_client->download_expectedposition = 0;
1209                 host_client->download_started = false;
1210         }
1211
1212         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(cmd, 1), sv.csqc_progname) == 0);
1213
1214         if (!sv_allowdownloads.integer && !is_csqc)
1215         {
1216                 SV_ClientPrintf("Downloads are disabled on this server\n");
1217                 SV_ClientCommands("\nstopdownload\n");
1218                 return;
1219         }
1220
1221         Download_CheckExtensions(cmd);
1222
1223         strlcpy(host_client->download_name, Cmd_Argv(cmd, 1), sizeof(host_client->download_name));
1224         extension = FS_FileExtension(host_client->download_name);
1225
1226         // host_client is asking to download a specified file
1227         if (developer_extra.integer)
1228                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
1229
1230         if(is_csqc)
1231         {
1232                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1233                 extensions[0] = '\0';
1234
1235                 if(host_client->download_deflate)
1236                         strlcat(extensions, " deflate", sizeof(extensions));
1237
1238                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1239
1240                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
1241                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
1242                 else
1243                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
1244
1245                 // no, no space is needed between %s and %s :P
1246                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1247
1248                 host_client->download_expectedposition = 0;
1249                 host_client->download_started = false;
1250                 host_client->sendsignon = true; // make sure this message is sent
1251                 return;
1252         }
1253
1254         if (!FS_FileExists(host_client->download_name))
1255         {
1256                 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);
1257                 SV_ClientCommands("\nstopdownload\n");
1258                 return;
1259         }
1260
1261         // check if the user is trying to download part of registered Quake(r)
1262         whichpack = FS_WhichPack(host_client->download_name);
1263         whichpack2 = FS_WhichPack("gfx/pop.lmp");
1264         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
1265         {
1266                 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);
1267                 SV_ClientCommands("\nstopdownload\n");
1268                 return;
1269         }
1270
1271         // check if the server has forbidden archive downloads entirely
1272         if (!sv_allowdownloads_inarchive.integer)
1273         {
1274                 whichpack = FS_WhichPack(host_client->download_name);
1275                 if (whichpack)
1276                 {
1277                         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);
1278                         SV_ClientCommands("\nstopdownload\n");
1279                         return;
1280                 }
1281         }
1282
1283         if (!sv_allowdownloads_config.integer)
1284         {
1285                 if (!strcasecmp(extension, "cfg"))
1286                 {
1287                         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);
1288                         SV_ClientCommands("\nstopdownload\n");
1289                         return;
1290                 }
1291         }
1292
1293         if (!sv_allowdownloads_dlcache.integer)
1294         {
1295                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
1296                 {
1297                         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);
1298                         SV_ClientCommands("\nstopdownload\n");
1299                         return;
1300                 }
1301         }
1302
1303         if (!sv_allowdownloads_archive.integer)
1304         {
1305                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3") || !strcasecmp(extension, "dpk"))
1306                 {
1307                         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);
1308                         SV_ClientCommands("\nstopdownload\n");
1309                         return;
1310                 }
1311         }
1312
1313         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
1314         if (!host_client->download_file)
1315         {
1316                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
1317                 SV_ClientCommands("\nstopdownload\n");
1318                 return;
1319         }
1320
1321         if (FS_FileSize(host_client->download_file) > 1<<30)
1322         {
1323                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
1324                 SV_ClientCommands("\nstopdownload\n");
1325                 FS_Close(host_client->download_file);
1326                 host_client->download_file = NULL;
1327                 return;
1328         }
1329
1330         if (FS_FileSize(host_client->download_file) < 0)
1331         {
1332                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
1333                 SV_ClientCommands("\nstopdownload\n");
1334                 FS_Close(host_client->download_file);
1335                 host_client->download_file = NULL;
1336                 return;
1337         }
1338
1339         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
1340
1341         /*
1342          * we can only do this if we would actually deflate on the fly
1343          * which we do not (yet)!
1344         {
1345                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
1346                 extensions[0] = '\0';
1347
1348                 if(host_client->download_deflate)
1349                         strlcat(extensions, " deflate", sizeof(extensions));
1350
1351                 // no, no space is needed between %s and %s :P
1352                 SV_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
1353         }
1354         */
1355         SV_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
1356
1357         host_client->download_expectedposition = 0;
1358         host_client->download_started = false;
1359         host_client->sendsignon = true; // make sure this message is sent
1360
1361         // the rest of the download process is handled in SV_SendClientDatagram
1362         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
1363         //
1364         // no svc_downloaddata messages will be sent until sv_startdownload is
1365         // sent by the client
1366 }
1367
1368 /*
1369 ==============================================================================
1370
1371 SERVER SPAWNING
1372
1373 ==============================================================================
1374 */
1375
1376 /*
1377 ================
1378 SV_ModelIndex
1379
1380 ================
1381 */
1382 int SV_ModelIndex(const char *s, int precachemode)
1383 {
1384         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE) ? 256 : MAX_MODELS);
1385         char filename[MAX_QPATH];
1386         if (!s || !*s)
1387                 return 0;
1388         // testing
1389         //if (precachemode == 2)
1390         //      return 0;
1391         strlcpy(filename, s, sizeof(filename));
1392         for (i = 2;i < limit;i++)
1393         {
1394                 if (!sv.model_precache[i][0])
1395                 {
1396                         if (precachemode)
1397                         {
1398                                 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))
1399                                 {
1400                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
1401                                         return 0;
1402                                 }
1403                                 if (precachemode == 1)
1404                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1405                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
1406                                 if (sv.state == ss_loading)
1407                                 {
1408                                         // running from SV_SpawnServer which is launched from the client console command interpreter
1409                                         sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1410                                 }
1411                                 else
1412                                 {
1413                                         if (svs.threaded)
1414                                         {
1415                                                 // 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
1416                                                 sv.models[i] = Mod_FindName (sv.model_precache[i], s[0] == '*' ? sv.worldname : NULL);
1417                                         }
1418                                         else
1419                                         {
1420                                                 // running single threaded, so we can load the model here
1421                                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
1422                                         }
1423                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1424                                         MSG_WriteShort(&sv.reliable_datagram, i);
1425                                         MSG_WriteString(&sv.reliable_datagram, filename);
1426                                 }
1427                                 return i;
1428                         }
1429                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
1430                         return 0;
1431                 }
1432                 if (!strcmp(sv.model_precache[i], filename))
1433                         return i;
1434         }
1435         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
1436         return 0;
1437 }
1438
1439 /*
1440 ================
1441 SV_SoundIndex
1442
1443 ================
1444 */
1445 int SV_SoundIndex(const char *s, int precachemode)
1446 {
1447         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP) ? 256 : MAX_SOUNDS);
1448         char filename[MAX_QPATH];
1449         if (!s || !*s)
1450                 return 0;
1451         // testing
1452         //if (precachemode == 2)
1453         //      return 0;
1454         strlcpy(filename, s, sizeof(filename));
1455         for (i = 1;i < limit;i++)
1456         {
1457                 if (!sv.sound_precache[i][0])
1458                 {
1459                         if (precachemode)
1460                         {
1461                                 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))
1462                                 {
1463                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
1464                                         return 0;
1465                                 }
1466                                 if (precachemode == 1)
1467                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
1468                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
1469                                 if (sv.state != ss_loading)
1470                                 {
1471                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
1472                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
1473                                         MSG_WriteString(&sv.reliable_datagram, filename);
1474                                 }
1475                                 return i;
1476                         }
1477                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
1478                         return 0;
1479                 }
1480                 if (!strcmp(sv.sound_precache[i], filename))
1481                         return i;
1482         }
1483         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
1484         return 0;
1485 }
1486
1487 /*
1488 ================
1489 SV_ParticleEffectIndex
1490
1491 ================
1492 */
1493 int SV_ParticleEffectIndex(const char *name)
1494 {
1495         int i, argc, linenumber, effectnameindex;
1496         int filepass;
1497         fs_offset_t filesize;
1498         unsigned char *filedata;
1499         const char *text;
1500         const char *textstart;
1501         //const char *textend;
1502         char argv[16][1024];
1503         char filename[MAX_QPATH];
1504         if (!sv.particleeffectnamesloaded)
1505         {
1506                 sv.particleeffectnamesloaded = true;
1507                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
1508                 for (i = 0;i < EFFECT_TOTAL;i++)
1509                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
1510                 for (filepass = 0;;filepass++)
1511                 {
1512                         if (filepass == 0)
1513                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
1514                         else if (filepass == 1)
1515                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
1516                         else
1517                                 break;
1518                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
1519                         if (!filedata)
1520                                 continue;
1521                         textstart = (const char *)filedata;
1522                         //textend = (const char *)filedata + filesize;
1523                         text = textstart;
1524                         for (linenumber = 1;;linenumber++)
1525                         {
1526                                 argc = 0;
1527                                 for (;;)
1528                                 {
1529                                         if (!COM_ParseToken_Simple(&text, true, false, true) || !strcmp(com_token, "\n"))
1530                                                 break;
1531                                         if (argc < 16)
1532                                         {
1533                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
1534                                                 argc++;
1535                                         }
1536                                 }
1537                                 if (com_token[0] == 0)
1538                                         break; // if the loop exited and it's not a \n, it's EOF
1539                                 if (argc < 1)
1540                                         continue;
1541                                 if (!strcmp(argv[0], "effect"))
1542                                 {
1543                                         if (argc == 2)
1544                                         {
1545                                                 for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME;effectnameindex++)
1546                                                 {
1547                                                         if (sv.particleeffectname[effectnameindex][0])
1548                                                         {
1549                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
1550                                                                         break;
1551                                                         }
1552                                                         else
1553                                                         {
1554                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
1555                                                                 break;
1556                                                         }
1557                                                 }
1558                                                 // if we run out of names, abort
1559                                                 if (effectnameindex == MAX_PARTICLEEFFECTNAME)
1560                                                 {
1561                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
1562                                                         break;
1563                                                 }
1564                                         }
1565                                 }
1566                         }
1567                         Mem_Free(filedata);
1568                 }
1569         }
1570         // search for the name
1571         for (effectnameindex = 1;effectnameindex < MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
1572                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
1573                         return effectnameindex;
1574         // return 0 if we couldn't find it
1575         return 0;
1576 }
1577
1578 model_t *SV_GetModelByIndex(int modelindex)
1579 {
1580         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1581 }
1582
1583 model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
1584 {
1585         prvm_prog_t *prog = SVVM_prog;
1586         int modelindex;
1587         if (!ed || ed->free)
1588                 return NULL;
1589         modelindex = (int)PRVM_serveredictfloat(ed, modelindex);
1590         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
1591 }
1592
1593 /*
1594 ================
1595 SV_CreateBaseline
1596
1597 ================
1598 */
1599 static void SV_CreateBaseline (void)
1600 {
1601         prvm_prog_t *prog = SVVM_prog;
1602         int i, entnum, large;
1603         prvm_edict_t *svent;
1604
1605         // LadyHavoc: clear *all* baselines (not just active ones)
1606         for (entnum = 0;entnum < prog->max_edicts;entnum++)
1607         {
1608                 // get the current server version
1609                 svent = PRVM_EDICT_NUM(entnum);
1610
1611                 // LadyHavoc: always clear state values, whether the entity is in use or not
1612                 svent->priv.server->baseline = defaultstate;
1613
1614                 if (svent->free)
1615                         continue;
1616                 if (entnum > svs.maxclients && !PRVM_serveredictfloat(svent, modelindex))
1617                         continue;
1618
1619                 // create entity baseline
1620                 VectorCopy (PRVM_serveredictvector(svent, origin), svent->priv.server->baseline.origin);
1621                 VectorCopy (PRVM_serveredictvector(svent, angles), svent->priv.server->baseline.angles);
1622                 svent->priv.server->baseline.frame = (int)PRVM_serveredictfloat(svent, frame);
1623                 svent->priv.server->baseline.skin = (int)PRVM_serveredictfloat(svent, skin);
1624                 if (entnum > 0 && entnum <= svs.maxclients)
1625                 {
1626                         svent->priv.server->baseline.colormap = entnum;
1627                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
1628                 }
1629                 else
1630                 {
1631                         svent->priv.server->baseline.colormap = 0;
1632                         svent->priv.server->baseline.modelindex = (int)PRVM_serveredictfloat(svent, modelindex);
1633                 }
1634
1635                 large = false;
1636                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
1637                 {
1638                         large = true;
1639                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1640                                 large = false;
1641                 }
1642
1643                 // add to the message
1644                 if (large)
1645                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
1646                 else
1647                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
1648                 MSG_WriteShort (&sv.signon, entnum);
1649
1650                 if (large)
1651                 {
1652                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1653                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
1654                 }
1655                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
1656                 {
1657                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
1658                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1659                 }
1660                 else
1661                 {
1662                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
1663                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
1664                 }
1665                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
1666                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
1667                 for (i=0 ; i<3 ; i++)
1668                 {
1669                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
1670                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
1671                 }
1672         }
1673 }
1674
1675 /*
1676 ================
1677 SV_Prepare_CSQC
1678
1679 Load csprogs.dat and comperss it so it doesn't need to be
1680 reloaded on request.
1681 ================
1682 */
1683 static void SV_Prepare_CSQC(void)
1684 {
1685         fs_offset_t progsize;
1686
1687         if(svs.csqc_progdata)
1688         {
1689                 Con_DPrintf("Unloading old CSQC data.\n");
1690                 Mem_Free(svs.csqc_progdata);
1691                 if(svs.csqc_progdata_deflated)
1692                         Mem_Free(svs.csqc_progdata_deflated);
1693         }
1694
1695         svs.csqc_progdata = NULL;
1696         svs.csqc_progdata_deflated = NULL;
1697
1698         sv.csqc_progname[0] = 0;
1699         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
1700
1701         if(progsize > 0)
1702         {
1703                 size_t deflated_size;
1704
1705                 sv.csqc_progsize = (int)progsize;
1706                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
1707                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
1708                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
1709
1710                 Con_DPrint("Compressing csprogs.dat\n");
1711                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
1712                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
1713                 svs.csqc_progsize_deflated = (int)deflated_size;
1714                 if(svs.csqc_progdata_deflated)
1715                 {
1716                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
1717                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
1718                 }
1719                 else
1720                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
1721         }
1722 }
1723
1724 /*
1725 ================
1726 SV_SaveSpawnparms
1727
1728 Grabs the current state of each client for saving across the
1729 transition to another level
1730 ================
1731 */
1732 void SV_SaveSpawnparms (void)
1733 {
1734         prvm_prog_t *prog = SVVM_prog;
1735         int             i, j;
1736
1737         svs.serverflags = (int)PRVM_serverglobalfloat(serverflags);
1738
1739         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1740         {
1741                 if (!host_client->active)
1742                         continue;
1743
1744         // call the progs to get default spawn parms for the new client
1745                 PRVM_serverglobalfloat(time) = sv.time;
1746                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
1747                 prog->ExecuteProgram(prog, PRVM_serverfunction(SetChangeParms), "QC function SetChangeParms is missing");
1748                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
1749                         host_client->spawn_parms[j] = (&PRVM_serverglobalfloat(parm1))[j];
1750         }
1751 }
1752
1753 // Returns 1 if we're singleplayer, > 1 if we're a listen server
1754 int SV_IsLocalServer(void)
1755 {
1756         return (host_isclient.integer && sv.active ? svs.maxclients : 0);
1757 }
1758
1759 /*
1760 ================
1761 SV_SpawnServer
1762
1763 This is called at the start of each level
1764 ================
1765 */
1766
1767 void SV_SpawnServer (const char *map)
1768 {
1769         prvm_prog_t *prog = SVVM_prog;
1770         prvm_edict_t *ent;
1771         int i;
1772         char *entities;
1773         model_t *worldmodel;
1774         char modelname[sizeof(sv.worldname)];
1775         char vabuf[1024];
1776
1777         Con_Printf("SpawnServer: %s\n", map);
1778
1779         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", map);
1780
1781         if (!FS_FileExists(modelname))
1782         {
1783                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", map);
1784                 if (!FS_FileExists(modelname))
1785                 {
1786                         Con_Printf("SpawnServer: no map file named %s\n", modelname);
1787                         return;
1788                 }
1789         }
1790
1791 //      SV_LockThreadMutex();
1792
1793         if(!host_isclient.integer)
1794                 Sys_MakeProcessNice();
1795         else
1796         {
1797                 SCR_BeginLoadingPlaque(false);
1798                 S_StopAllSounds();
1799         }
1800
1801         if(sv.active)
1802         {
1803                 World_End(&sv.world);
1804                 if(PRVM_serverfunction(SV_Shutdown))
1805                 {
1806                         func_t s = PRVM_serverfunction(SV_Shutdown);
1807                         PRVM_serverglobalfloat(time) = sv.time;
1808                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
1809                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
1810                 }
1811         }
1812
1813         // free q3 shaders so that any newly downloaded shaders will be active
1814         Mod_FreeQ3Shaders();
1815
1816         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
1817         if (!worldmodel || !worldmodel->TraceBox)
1818         {
1819                 Con_Printf("Couldn't load map %s\n", modelname);
1820
1821                 if(!host_isclient.integer)
1822                         Sys_MakeProcessMean();
1823
1824 //              SV_UnlockThreadMutex();
1825
1826                 return;
1827         }
1828
1829         Collision_Cache_Reset(true);
1830
1831         // let's not have any servers with no name
1832         if (hostname.string[0] == 0)
1833                 Cvar_SetQuick(&hostname, "UNNAMED");
1834         scr_centertime_off = 0;
1835
1836         svs.changelevel_issued = false;         // now safe to issue another
1837
1838         // make the map a required file for clients
1839         Curl_ClearRequirements();
1840         Curl_RequireFile(modelname);
1841
1842 //
1843 // tell all connected clients that we are going to a new level
1844 //
1845         if (sv.active)
1846         {
1847                 client_t *client;
1848                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
1849                 {
1850                         if (client->netconnection)
1851                         {
1852                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
1853                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
1854                         }
1855                 }
1856         }
1857         else
1858         {
1859                 // open server port
1860                 NetConn_OpenServerPorts(true);
1861         }
1862
1863 //
1864 // make cvars consistant
1865 //
1866         if (coop.integer)
1867                 Cvar_SetValueQuick(&deathmatch, 0);
1868         // LadyHavoc: it can be useful to have skills outside the range 0-3...
1869         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
1870         //Cvar_SetValue ("skill", (float)current_skill);
1871         current_skill = (int)(skill.value + 0.5);
1872
1873 //
1874 // set up the new server
1875 //
1876         memset (&sv, 0, sizeof(sv));
1877         // if running a local client, make sure it doesn't try to access the last
1878         // level's data which is no longer valiud
1879         cls.signon = 0;
1880
1881         Cvar_SetValueQuick(&halflifebsp, worldmodel->brush.ishlbsp);
1882         Cvar_SetValueQuick(&sv_mapformat_is_quake2, worldmodel->brush.isq2bsp);
1883         Cvar_SetValueQuick(&sv_mapformat_is_quake3, worldmodel->brush.isq3bsp);
1884
1885         if(*sv_random_seed.string)
1886         {
1887                 srand(sv_random_seed.integer);
1888                 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);
1889         }
1890
1891         SV_VM_Setup();
1892
1893         sv.active = true;
1894
1895         // set level base name variables for later use
1896         strlcpy (sv.name, map, sizeof (sv.name));
1897         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
1898         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
1899         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
1900         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
1901         Cvar_SetQuick(&sv_worldname, sv.worldname);
1902         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
1903         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
1904
1905         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
1906         if (sv.protocol == PROTOCOL_UNKNOWN)
1907         {
1908                 char buffer[1024];
1909                 Protocol_Names(buffer, sizeof(buffer));
1910                 Con_Printf(CON_ERROR "Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
1911                 sv.protocol = PROTOCOL_QUAKE;
1912         }
1913
1914 // load progs to get entity field count
1915         //PR_LoadProgs ( sv_progs.string );
1916
1917         sv.datagram.maxsize = sizeof(sv.datagram_buf);
1918         sv.datagram.cursize = 0;
1919         sv.datagram.data = sv.datagram_buf;
1920
1921         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
1922         sv.reliable_datagram.cursize = 0;
1923         sv.reliable_datagram.data = sv.reliable_datagram_buf;
1924
1925         sv.signon.maxsize = sizeof(sv.signon_buf);
1926         sv.signon.cursize = 0;
1927         sv.signon.data = sv.signon_buf;
1928
1929 // leave slots at start for clients only
1930         //prog->num_edicts = svs.maxclients+1;
1931
1932         sv.state = ss_loading;
1933         prog->allowworldwrites = true;
1934         sv.paused = false;
1935
1936         sv.time = 1.0;
1937
1938         Mod_ClearUsed();
1939         worldmodel->used = true;
1940
1941         sv.worldmodel = worldmodel;
1942         sv.models[1] = sv.worldmodel;
1943
1944 //
1945 // clear world interaction links
1946 //
1947         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs, prog);
1948         World_Start(&sv.world);
1949
1950         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
1951
1952         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
1953         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
1954         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
1955         {
1956                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
1957                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
1958         }
1959         if(i < sv.worldmodel->brush.numsubmodels)
1960                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
1961
1962 //
1963 // load the rest of the entities
1964 //
1965         // AK possible hack since num_edicts is still 0
1966         ent = PRVM_EDICT_NUM(0);
1967         memset (ent->fields.fp, 0, prog->entityfields * sizeof(prvm_vec_t));
1968         ent->free = false;
1969         PRVM_serveredictstring(ent, model) = PRVM_SetEngineString(prog, sv.worldname);
1970         PRVM_serveredictfloat(ent, modelindex) = 1;             // world model
1971         PRVM_serveredictfloat(ent, solid) = SOLID_BSP;
1972         PRVM_serveredictfloat(ent, movetype) = MOVETYPE_PUSH;
1973         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, mins));
1974         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, maxs));
1975         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, absmin));
1976         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, absmax));
1977
1978         if (coop.value)
1979                 PRVM_serverglobalfloat(coop) = coop.integer;
1980         else
1981                 PRVM_serverglobalfloat(deathmatch) = deathmatch.integer;
1982
1983         PRVM_serverglobalstring(mapname) = PRVM_SetEngineString(prog, sv.name);
1984
1985 // serverflags are for cross level information (sigils)
1986         PRVM_serverglobalfloat(serverflags) = svs.serverflags;
1987
1988         // we need to reset the spawned flag on all connected clients here so that
1989         // their thinks don't run during startup (before PutClientInServer)
1990         // we also need to set up the client entities now
1991         // and we need to set the ->edict pointers to point into the progs edicts
1992         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
1993         {
1994                 host_client->begun = false;
1995                 host_client->edict = PRVM_EDICT_NUM(i + 1);
1996                 PRVM_ED_ClearEdict(prog, host_client->edict);
1997         }
1998
1999         // load replacement entity file if found
2000         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va(vabuf, sizeof(vabuf), "%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
2001         {
2002                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
2003                 PRVM_ED_LoadFromFile(prog, entities);
2004                 Mem_Free(entities);
2005         }
2006         else
2007                 PRVM_ED_LoadFromFile(prog, sv.worldmodel->brush.entities);
2008
2009
2010         // LadyHavoc: clear world angles (to fix e3m3.bsp)
2011         VectorClear(PRVM_serveredictvector(prog->edicts, angles));
2012
2013 // all setup is completed, any further precache statements are errors
2014 //      sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2015         prog->allowworldwrites = false;
2016
2017 // run two frames to allow everything to settle
2018         sv.time = 1.0001;
2019         for (i = 0;i < sv_init_frame_count.integer;i++)
2020         {
2021                 sv.frametime = 0.1;
2022                 SV_Physics ();
2023         }
2024
2025         // Once all init frames have been run, we consider svqc code fully initialized.
2026         prog->inittime = host.realtime;
2027
2028         if(!host_isclient.integer)
2029                 Mod_PurgeUnused();
2030
2031 // create a baseline for more efficient communications
2032         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)
2033                 SV_CreateBaseline ();
2034
2035         sv.state = ss_active; // LadyHavoc: workaround for svc_precache bug
2036
2037 // send serverinfo to all connected clients, and set up botclients coming back from a level change
2038         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2039         {
2040                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
2041                 if (!host_client->active)
2042                         continue;
2043                 if (host_client->netconnection)
2044                         SV_SendServerinfo(host_client);
2045                 else
2046                 {
2047                         int j;
2048                         // if client is a botclient coming from a level change, we need to
2049                         // set up client info that normally requires networking
2050
2051                         // copy spawn parms out of the client_t
2052                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
2053                                 (&PRVM_serverglobalfloat(parm1))[j] = host_client->spawn_parms[j];
2054
2055                         // call the spawn function
2056                         host_client->clientconnectcalled = true;
2057                         PRVM_serverglobalfloat(time) = sv.time;
2058                         PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
2059                         prog->ExecuteProgram(prog, PRVM_serverfunction(ClientConnect), "QC function ClientConnect is missing");
2060                         prog->ExecuteProgram(prog, PRVM_serverfunction(PutClientInServer), "QC function PutClientInServer is missing");
2061                         host_client->begun = true;
2062                 }
2063         }
2064
2065         // update the map title cvar
2066         strlcpy(sv.worldmessage, PRVM_GetString(prog, PRVM_serveredictstring(prog->edicts, message)), sizeof(sv.worldmessage)); // map title (not related to filename)
2067         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
2068
2069         Con_Printf("Server spawned.\n");
2070         NetConn_Heartbeat (2);
2071
2072         if(!host_isclient.integer)
2073                 Sys_MakeProcessMean();
2074
2075 //      SV_UnlockThreadMutex();
2076 }
2077
2078 /*
2079 ==================
2080 SV_Shutdown
2081
2082 This only happens at the end of a game, not between levels
2083 ==================
2084 */
2085 void SV_Shutdown(void)
2086 {
2087         prvm_prog_t *prog = SVVM_prog;
2088         int i;
2089
2090         SV_LockThreadMutex();
2091
2092         if (!sv.active)
2093                 goto end;
2094
2095         Con_DPrintf("SV_Shutdown\n");
2096
2097         NetConn_Heartbeat(2);
2098         NetConn_Heartbeat(2);
2099
2100 // make sure all the clients know we're disconnecting
2101         World_End(&sv.world);
2102         if(prog->loaded)
2103         {
2104                 if(PRVM_serverfunction(SV_Shutdown))
2105                 {
2106                         func_t s = PRVM_serverfunction(SV_Shutdown);
2107                         PRVM_serverglobalfloat(time) = sv.time;
2108                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
2109                         prog->ExecuteProgram(prog, s,"SV_Shutdown() required");
2110                 }
2111         }
2112         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2113                 if (host_client->active)
2114                         SV_DropClient(false, "Server shutting down"); // server shutdown
2115
2116         NetConn_CloseServerPorts();
2117
2118         sv.active = false;
2119 //
2120 // clear structures
2121 //
2122         memset(&sv, 0, sizeof(sv));
2123         memset(svs.clients, 0, svs.maxclients*sizeof(client_t));
2124 end:
2125         SV_UnlockThreadMutex();
2126 }
2127
2128 /////////////////////////////////////////////////////
2129 // SV VM stuff
2130
2131 static void SVVM_begin_increase_edicts(prvm_prog_t *prog)
2132 {
2133         // links don't survive the transition, so unlink everything
2134         World_UnlinkAll(&sv.world);
2135 }
2136
2137 static void SVVM_end_increase_edicts(prvm_prog_t *prog)
2138 {
2139         int i;
2140         prvm_edict_t *ent;
2141
2142         // link every entity except world
2143         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
2144                 if (!ent->free && !VectorCompare(PRVM_serveredictvector(ent, absmin), PRVM_serveredictvector(ent, absmax)))
2145                         SV_LinkEdict(ent);
2146 }
2147
2148 static void SVVM_init_edict(prvm_prog_t *prog, prvm_edict_t *e)
2149 {
2150         // LadyHavoc: for consistency set these here
2151         int num = PRVM_NUM_FOR_EDICT(e) - 1;
2152
2153         e->priv.server->move = false; // don't move on first frame
2154
2155         if (num >= 0 && num < svs.maxclients)
2156         {
2157                 // set colormap and team on newly created player entity
2158                 PRVM_serveredictfloat(e, colormap) = num + 1;
2159                 PRVM_serveredictfloat(e, team) = (svs.clients[num].colors & 15) + 1;
2160                 // set netname/clientcolors back to client values so that
2161                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
2162                 // reset them
2163                 PRVM_serveredictstring(e, netname) = PRVM_SetEngineString(prog, svs.clients[num].name);
2164                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
2165                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
2166                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(prog, svs.clients[num].playermodel);
2167                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(prog, svs.clients[num].playerskin);
2168                 // Assign netaddress (IP Address, etc)
2169                 if(svs.clients[num].netconnection != NULL)
2170                 {
2171                         // Acquire Readable Address
2172                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
2173                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, svs.clients[num].netaddress);
2174                 }
2175                 else
2176                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(prog, "null/botclient");
2177                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
2178                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_idfp);
2179                 else
2180                         PRVM_serveredictstring(e, crypto_idfp) = 0;
2181                 PRVM_serveredictfloat(e, crypto_idfp_signed) = (svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_issigned);
2182                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
2183                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.client_keyfp);
2184                 else
2185                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
2186                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
2187                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(prog, svs.clients[num].netconnection->crypto.server_keyfp);
2188                 else
2189                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
2190                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
2191                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString(prog, "AES128");
2192                 else
2193                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
2194                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
2195                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString(prog, "HMAC-SHA256");
2196                 else
2197                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
2198         }
2199 }
2200
2201 static void SVVM_free_edict(prvm_prog_t *prog, prvm_edict_t *ed)
2202 {
2203         int i;
2204         int e;
2205
2206         World_UnlinkEdict(ed);          // unlink from world bsp
2207
2208         PRVM_serveredictstring(ed, model) = 0;
2209         PRVM_serveredictfloat(ed, takedamage) = 0;
2210         PRVM_serveredictfloat(ed, modelindex) = 0;
2211         PRVM_serveredictfloat(ed, colormap) = 0;
2212         PRVM_serveredictfloat(ed, skin) = 0;
2213         PRVM_serveredictfloat(ed, frame) = 0;
2214         VectorClear(PRVM_serveredictvector(ed, origin));
2215         VectorClear(PRVM_serveredictvector(ed, angles));
2216         PRVM_serveredictfloat(ed, nextthink) = -1;
2217         PRVM_serveredictfloat(ed, solid) = 0;
2218
2219         VM_RemoveEdictSkeleton(prog, ed);
2220 #ifdef USEODE
2221         World_Physics_RemoveFromEntity(&sv.world, ed);
2222         World_Physics_RemoveJointFromEntity(&sv.world, ed);
2223 #endif
2224         // make sure csqc networking is aware of the removed entity
2225         e = PRVM_NUM_FOR_EDICT(ed);
2226         sv.csqcentityversion[e] = 0;
2227         for (i = 0;i < svs.maxclients;i++)
2228                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
2229 }
2230
2231 static void SVVM_count_edicts(prvm_prog_t *prog)
2232 {
2233         int             i;
2234         prvm_edict_t    *ent;
2235         int             active, models, solid, step;
2236
2237         active = models = solid = step = 0;
2238         for (i=0 ; i<prog->num_edicts ; i++)
2239         {
2240                 ent = PRVM_EDICT_NUM(i);
2241                 if (ent->free)
2242                         continue;
2243                 active++;
2244                 if (PRVM_serveredictfloat(ent, solid))
2245                         solid++;
2246                 if (PRVM_serveredictstring(ent, model))
2247                         models++;
2248                 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
2249                         step++;
2250         }
2251
2252         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
2253         Con_Printf("active    :%3i\n", active);
2254         Con_Printf("view      :%3i\n", models);
2255         Con_Printf("touch     :%3i\n", solid);
2256         Con_Printf("step      :%3i\n", step);
2257 }
2258
2259 static qbool SVVM_load_edict(prvm_prog_t *prog, prvm_edict_t *ent)
2260 {
2261         // remove things from different skill levels or deathmatch
2262         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
2263         {
2264                 if (deathmatch.integer)
2265                 {
2266                         if (((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_DEATHMATCH))
2267                         {
2268                                 return false;
2269                         }
2270                 }
2271                 else if ((current_skill <= 0 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_EASY  ))
2272                         || (current_skill == 1 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_MEDIUM))
2273                         || (current_skill >= 2 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_HARD  )))
2274                 {
2275                         return false;
2276                 }
2277         }
2278         return true;
2279 }
2280
2281 static void SV_VM_Setup(void)
2282 {
2283         prvm_prog_t *prog = SVVM_prog;
2284         PRVM_Prog_Init(prog, cmd_local);
2285
2286         // allocate the mempools
2287         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
2288         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
2289         prog->builtins = vm_sv_builtins;
2290         prog->numbuiltins = vm_sv_numbuiltins;
2291         prog->max_edicts = 512;
2292         if (sv.protocol == PROTOCOL_QUAKE)
2293                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
2294         else if (sv.protocol == PROTOCOL_QUAKEDP)
2295                 prog->limit_edicts = 2048; // guessing
2296         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
2297                 prog->limit_edicts = 2048; // guessing!
2298         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2299                 prog->limit_edicts = 4096; // guessing!
2300         else
2301                 prog->limit_edicts = MAX_EDICTS;
2302         prog->reserved_edicts = svs.maxclients;
2303         prog->edictprivate_size = sizeof(edict_engineprivate_t);
2304         prog->name = "server";
2305         prog->extensionstring = vm_sv_extensions;
2306         prog->loadintoworld = true;
2307
2308         // all callbacks must be defined (pointers are not checked before calling)
2309         prog->begin_increase_edicts = SVVM_begin_increase_edicts;
2310         prog->end_increase_edicts   = SVVM_end_increase_edicts;
2311         prog->init_edict            = SVVM_init_edict;
2312         prog->free_edict            = SVVM_free_edict;
2313         prog->count_edicts          = SVVM_count_edicts;
2314         prog->load_edict            = SVVM_load_edict;
2315         prog->init_cmd              = SVVM_init_cmd;
2316         prog->reset_cmd             = SVVM_reset_cmd;
2317         prog->error_cmd             = Host_Error;
2318         prog->ExecuteProgram        = SVVM_ExecuteProgram;
2319
2320         PRVM_Prog_Load(prog, sv_progs.string, NULL, 0, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
2321
2322         // some mods compiled with scrambling compilers lack certain critical
2323         // global names and field names such as "self" and "time" and "nextthink"
2324         // so we have to set these offsets manually, matching the entvars_t
2325         // but we only do this if the prog header crc matches, otherwise it's totally freeform
2326         if (prog->progs_crc == PROGHEADER_CRC || prog->progs_crc == PROGHEADER_CRC_TENEBRAE)
2327         {
2328                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, modelindex);
2329                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmin);
2330                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmax);
2331                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ltime);
2332                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movetype);
2333                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, solid);
2334                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, origin);
2335                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, oldorigin);
2336                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, velocity);
2337                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
2338                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, avelocity);
2339                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, punchangle);
2340                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
2341                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, model);
2342                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
2343                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, skin);
2344                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, effects);
2345                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, mins);
2346                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, maxs);
2347                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, size);
2348                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, touch);
2349                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, use);
2350                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
2351                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, blocked);
2352                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
2353                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
2354                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, health);
2355                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frags);
2356                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weapon);
2357                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponmodel);
2358                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponframe);
2359                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, currentammo);
2360                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_shells);
2361                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_nails);
2362                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_rockets);
2363                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_cells);
2364                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, items);
2365                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, takedamage);
2366                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
2367                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, deadflag);
2368                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, view_ofs);
2369                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button0);
2370                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button1);
2371                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button2);
2372                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, impulse);
2373                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, fixangle);
2374                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, v_angle);
2375                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, idealpitch);
2376                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, netname);
2377                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, enemy);
2378                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, flags);
2379                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, colormap);
2380                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, team);
2381                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, max_health);
2382                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, teleport_time);
2383                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armortype);
2384                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armorvalue);
2385                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, waterlevel);
2386                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, watertype);
2387                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
2388                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
2389                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, aiment);
2390                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, goalentity);
2391                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, spawnflags);
2392                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, target);
2393                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, targetname);
2394                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_take);
2395                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_save);
2396                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_inflictor);
2397                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, owner);
2398                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movedir);
2399                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, message);
2400                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, sounds);
2401                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise);
2402                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise1);
2403                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise2);
2404                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise3);
2405                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
2406                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, other);
2407                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, world);
2408                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
2409                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, frametime);
2410                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, force_retouch);
2411                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, mapname);
2412                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, deathmatch);
2413                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, coop);
2414                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, teamplay);
2415                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, serverflags);
2416                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_secrets);
2417                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_monsters);
2418                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, found_secrets);
2419                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, killed_monsters);
2420                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm1);
2421                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm2);
2422                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm3);
2423                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm4);
2424                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm5);
2425                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm6);
2426                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm7);
2427                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm8);
2428                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm9);
2429                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm10);
2430                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm11);
2431                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm12);
2432                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm13);
2433                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm14);
2434                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm15);
2435                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm16);
2436                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
2437                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
2438                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
2439                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
2440                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
2441                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
2442                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
2443                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
2444                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
2445                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
2446                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
2447                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
2448                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, msg_entity);
2449 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, main);
2450 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, StartFrame);
2451 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPreThink);
2452 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPostThink);
2453 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientKill);
2454 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientConnect);
2455 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PutClientInServer);
2456 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientDisconnect);
2457 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetNewParms);
2458 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetChangeParms);
2459         }
2460         else
2461                 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);
2462
2463         // OP_STATE is always supported on server because we add fields/globals for it
2464         prog->flag |= PRVM_OP_STATE;
2465
2466         VM_CustomStats_Clear();//[515]: csqc
2467
2468         SV_Prepare_CSQC();
2469 }
2470
2471 static void SV_CheckTimeouts(void)
2472 {
2473         int i;
2474
2475         // never timeout loopback connections
2476         for (i = (host_isclient.integer ? 1 : 0), host_client = &svs.clients[i]; i < svs.maxclients; i++, host_client++)
2477                 if (host_client->netconnection && host.realtime > host_client->netconnection->timeout)
2478                         SV_DropClient(false, "Timed out");
2479 }
2480
2481 /*
2482 ==================
2483 SV_TimeReport
2484
2485 Returns a time report string, for example for
2486 ==================
2487 */
2488 const char *SV_TimingReport(char *buf, size_t buflen)
2489 {
2490         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);
2491 }
2492
2493 extern cvar_t host_maxwait;
2494 extern cvar_t host_framerate;
2495 extern cvar_t cl_maxphysicsframesperserverframe;
2496 double SV_Frame(double time)
2497 {
2498         static double sv_timer;
2499         int i;
2500         char vabuf[1024];
2501         qbool playing = false;
2502
2503         if (!svs.threaded)
2504         {
2505                 svs.perf_acc_sleeptime = host.sleeptime;
2506                 svs.perf_acc_realtime += time;
2507
2508                 // Look for clients who have spawned
2509                 for (i = 0, host_client = svs.clients; i < svs.maxclients; i++, host_client++)
2510                         if(host_client->begun && host_client->netconnection)
2511                                 playing = true;
2512
2513                 if(svs.perf_acc_realtime > 5)
2514                 {
2515                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2516                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2517
2518                         if(svs.perf_acc_offset_samples > 0)
2519                         {
2520                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2521                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2522                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2523                         }
2524
2525                         if(svs.perf_lost > 0 && developer_extra.integer && playing) // only complain if anyone is looking
2526                                 Con_DPrintf("Server can't keep up: %s\n", SV_TimingReport(vabuf, sizeof(vabuf)));
2527                 }
2528
2529                 if(svs.perf_acc_realtime > 5 || sv.time < 10)
2530                 {
2531                         /*
2532                          * Don't accumulate time for the first 10 seconds of a match
2533                          * so things can settle
2534                          */
2535                         svs.perf_acc_realtime = svs.perf_acc_sleeptime =
2536                         svs.perf_acc_lost = svs.perf_acc_offset =
2537                         svs.perf_acc_offset_squared = svs.perf_acc_offset_max =
2538                         svs.perf_acc_offset_samples = host.sleeptime = 0;
2539                 }
2540
2541                 /*
2542                  * Receive packets on each main loop iteration, as the main loop may
2543                  * be undersleeping due to select() detecting a new packet
2544                  */
2545                 if (sv.active)
2546                 {
2547                         NetConn_ServerFrame();
2548                         SV_CheckTimeouts();
2549                 }
2550         }
2551
2552         /*
2553          * If the accumulator hasn't become positive, don't
2554          * run the frame. Everything that happens before this
2555          * point will happen even if we're sleeping this frame.
2556          */
2557         if((sv_timer += time) < 0)
2558                 return sv_timer;
2559
2560         // limit the frametime steps to no more than 100ms each
2561         if (sv_timer > 0.1)
2562         {
2563                 if (!svs.threaded)
2564                         svs.perf_acc_lost += (sv_timer - 0.1);
2565                 sv_timer = 0.1;
2566         }
2567
2568         if (sv.active && sv_timer > 0 && !svs.threaded)
2569         {
2570                 /*
2571                  * Execute one or more server frames, with an upper limit on how much
2572                  * execution time to spend on server frames to avoid freezing the game if
2573                  * the server is overloaded. This execution time limit means the game will
2574                  * slow down if the server is taking too long.
2575                  */
2576                 int framecount, framelimit = 1;
2577                 double advancetime, aborttime = 0;
2578                 float offset;
2579                 prvm_prog_t *prog = SVVM_prog;
2580
2581                 // run the world state
2582                 // don't allow simulation to run too fast or too slow or logic glitches can occur
2583
2584                 // stop running server frames if the wall time reaches this value
2585                 if (sys_ticrate.value <= 0)
2586                         advancetime = sv_timer;
2587                 else
2588                 {
2589                         advancetime = sys_ticrate.value;
2590                         // listen servers can run multiple server frames per client frame
2591                         framelimit = cl_maxphysicsframesperserverframe.integer;
2592                         aborttime = Sys_DirtyTime() + 0.1;
2593                 }
2594
2595                 if(host_timescale.value > 0 && host_timescale.value < 1)
2596                         advancetime = min(advancetime, 0.1 / host_timescale.value);
2597                 else
2598                         advancetime = min(advancetime, 0.1);
2599
2600                 if(advancetime > 0)
2601                 {
2602                         offset = Sys_DirtyTime() - host.dirtytime;
2603                         if (offset < 0 || offset >= 1800)
2604                                 offset = 0;
2605
2606                         offset += sv_timer;
2607                         ++svs.perf_acc_offset_samples;
2608                         svs.perf_acc_offset += offset;
2609                         svs.perf_acc_offset_squared += offset * offset;
2610
2611                         if(svs.perf_acc_offset_max < offset)
2612                                 svs.perf_acc_offset_max = offset;
2613                 }
2614
2615                 // only advance time if not paused
2616                 // the game also pauses in singleplayer when menu or console is used
2617                 sv.frametime = advancetime * host_timescale.value;
2618                 if (host_framerate.value)
2619                         sv.frametime = host_framerate.value;
2620                 if (sv.paused || host.paused)
2621                         sv.frametime = 0;
2622
2623                 for (framecount = 0; framecount < framelimit && sv_timer > 0; framecount++)
2624                 {
2625                         sv_timer -= advancetime;
2626
2627                         // move things around and think unless paused
2628                         if (sv.frametime)
2629                                 SV_Physics();
2630
2631                         // if this server frame took too long, break out of the loop
2632                         if (framelimit > 1 && Sys_DirtyTime() >= aborttime)
2633                                 break;
2634                 }
2635
2636                 R_TimeReport("serverphysics");
2637
2638                 // send all messages to the clients
2639                 SV_SendClientMessages();
2640
2641                 if (sv.paused == 1 && host.realtime > sv.pausedstart && sv.pausedstart > 0) {
2642                         prog->globals.fp[OFS_PARM0] = host.realtime - sv.pausedstart;
2643                         PRVM_serverglobalfloat(time) = sv.time;
2644                         prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2645                 }
2646
2647                 // send an heartbeat if enough time has passed since the last one
2648                 NetConn_Heartbeat(0);
2649                 R_TimeReport("servernetwork");
2650         }
2651         else
2652         {
2653                 // don't let r_speeds display jump around
2654                 R_TimeReport("serverphysics");
2655                 R_TimeReport("servernetwork");
2656         }
2657
2658         // if there is some time remaining from this frame, reset the timer
2659         if (sv_timer >= 0)
2660         {
2661                 if (!svs.threaded)
2662                         svs.perf_acc_lost += sv_timer;
2663                 sv_timer = 0;
2664         }
2665
2666         return sv_timer;
2667 }
2668
2669 static int SV_ThreadFunc(void *voiddata)
2670 {
2671         prvm_prog_t *prog = SVVM_prog;
2672         qbool playing = false;
2673         double sv_timer = 0;
2674         double sv_deltarealtime, sv_oldrealtime, sv_realtime;
2675         double wait;
2676         int i;
2677         char vabuf[1024];
2678         sv_realtime = Sys_DirtyTime();
2679         while (!svs.threadstop)
2680         {
2681                 // FIXME: we need to handle Host_Error in the server thread somehow
2682 //              if (setjmp(sv_abortframe))
2683 //                      continue;                       // something bad happened in the server game
2684
2685                 sv_oldrealtime = sv_realtime;
2686                 sv_realtime = Sys_DirtyTime();
2687                 sv_deltarealtime = sv_realtime - sv_oldrealtime;
2688                 if (sv_deltarealtime < 0 || sv_deltarealtime >= 1800) sv_deltarealtime = 0;
2689
2690                 sv_timer += sv_deltarealtime;
2691
2692                 svs.perf_acc_realtime += sv_deltarealtime;
2693
2694                 // 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)
2695                 SV_LockThreadMutex();
2696
2697                 // Look for clients who have spawned
2698                 playing = false;
2699                 if (sv.active)
2700                         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2701                                 if(host_client->begun)
2702                                         if(host_client->netconnection)
2703                                                 playing = true;
2704                 if(sv.time < 10)
2705                 {
2706                         // don't accumulate time for the first 10 seconds of a match
2707                         // so things can settle
2708                         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;
2709                 }
2710                 else if(svs.perf_acc_realtime > 5)
2711                 {
2712                         svs.perf_cpuload = 1 - svs.perf_acc_sleeptime / svs.perf_acc_realtime;
2713                         svs.perf_lost = svs.perf_acc_lost / svs.perf_acc_realtime;
2714                         if(svs.perf_acc_offset_samples > 0)
2715                         {
2716                                 svs.perf_offset_max = svs.perf_acc_offset_max;
2717                                 svs.perf_offset_avg = svs.perf_acc_offset / svs.perf_acc_offset_samples;
2718                                 svs.perf_offset_sdev = sqrt(svs.perf_acc_offset_squared / svs.perf_acc_offset_samples - svs.perf_offset_avg * svs.perf_offset_avg);
2719                         }
2720                         if(svs.perf_lost > 0 && developer_extra.integer)
2721                                 if(playing)
2722                                         Con_DPrintf("Server can't keep up: %s\n", SV_TimingReport(vabuf, sizeof(vabuf)));
2723                         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;
2724                 }
2725
2726                 // get new packets
2727                 if (sv.active)
2728                 {
2729                         NetConn_ServerFrame();
2730                         SV_CheckTimeouts();
2731                 }
2732
2733                 // if the accumulators haven't become positive yet, wait a while
2734                 wait = sv_timer * -1000000.0;
2735                 if (wait >= 1)
2736                 {
2737                         double time0, delta;
2738                         SV_UnlockThreadMutex(); // don't keep mutex locked while sleeping
2739                         if (host_maxwait.value <= 0)
2740                                 wait = min(wait, 1000000.0);
2741                         else
2742                                 wait = min(wait, host_maxwait.value * 1000.0);
2743                         if(wait < 1)
2744                                 wait = 1; // because we cast to int
2745                         time0 = Sys_DirtyTime();
2746                         Sys_Sleep((int)wait);
2747                         delta = Sys_DirtyTime() - time0;if (delta < 0 || delta >= 1800) delta = 0;
2748                         svs.perf_acc_sleeptime += delta;
2749                         continue;
2750                 }
2751
2752                 if (sv.active && sv_timer > 0)
2753                 {
2754                         // execute one server frame
2755                         double advancetime;
2756                         float offset;
2757
2758                         if (sys_ticrate.value <= 0)
2759                                 advancetime = min(sv_timer, 0.1); // don't step more than 100ms
2760                         else
2761                                 advancetime = sys_ticrate.value;
2762
2763                         if(advancetime > 0)
2764                         {
2765                                 offset = sv_timer + (Sys_DirtyTime() - sv_realtime); // LadyHavoc: FIXME: I don't understand this line
2766                                 ++svs.perf_acc_offset_samples;
2767                                 svs.perf_acc_offset += offset;
2768                                 svs.perf_acc_offset_squared += offset * offset;
2769                                 if(svs.perf_acc_offset_max < offset)
2770                                         svs.perf_acc_offset_max = offset;
2771                         }
2772
2773                         // only advance time if not paused
2774                         // the game also pauses in singleplayer when menu or console is used
2775                         sv.frametime = advancetime * host_timescale.value;
2776                         if (host_framerate.value)
2777                                 sv.frametime = host_framerate.value;
2778                         if (sv.paused || host.paused)
2779                                 sv.frametime = 0;
2780
2781                         sv_timer -= advancetime;
2782
2783                         // move things around and think unless paused
2784                         if (sv.frametime)
2785                                 SV_Physics();
2786
2787                         // send all messages to the clients
2788                         SV_SendClientMessages();
2789
2790                         if (sv.paused == 1 && sv_realtime > sv.pausedstart && sv.pausedstart > 0)
2791                         {
2792                                 PRVM_serverglobalfloat(time) = sv.time;
2793                                 prog->globals.fp[OFS_PARM0] = sv_realtime - sv.pausedstart;
2794                                 prog->ExecuteProgram(prog, PRVM_serverfunction(SV_PausedTic), "QC function SV_PausedTic is missing");
2795                         }
2796
2797                         // send an heartbeat if enough time has passed since the last one
2798                         NetConn_Heartbeat(0);
2799
2800                 }
2801
2802                 // we're back to safe code now
2803                 SV_UnlockThreadMutex();
2804
2805                 // if there is some time remaining from this frame, reset the timers
2806                 if (sv_timer >= 0)
2807                 {
2808                         svs.perf_acc_lost += sv_timer;
2809                         sv_timer = 0;
2810                 }
2811         }
2812         return 0;
2813 }
2814
2815 void SV_StartThread(void)
2816 {
2817         if (!sv_threaded.integer || !Thread_HasThreads())
2818                 return;
2819         svs.threaded = true;
2820         svs.threadstop = false;
2821         svs.threadmutex = Thread_CreateMutex();
2822         svs.thread = Thread_CreateThread(SV_ThreadFunc, NULL);
2823 }
2824
2825 void SV_StopThread(void)
2826 {
2827         if (!svs.threaded)
2828                 return;
2829         svs.threadstop = true;
2830         Thread_WaitThread(svs.thread, 0);
2831         Thread_DestroyMutex(svs.threadmutex);
2832         svs.threaded = false;
2833 }