misc/source/darkplaces-src/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
  27 static void SV_SaveEntFile_f(void);
  28 static void SV_StartDownload_f(void);
  29 static void SV_Download_f(void);
  30 static void SV_VM_Setup(void);
  31 extern cvar_t net_connecttimeout;
  32
  33 void VM_CustomStats_Clear (void);
  34 void VM_SV_UpdateCustomStats (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats);
  35
  36 cvar_t sv_worldmessage = {CVAR_READONLY, "sv_worldmessage", "", "title of current level"};
  37 cvar_t sv_worldname = {CVAR_READONLY, "sv_worldname", "", "name of current worldmodel"};
  38 cvar_t sv_worldnamenoextension = {CVAR_READONLY, "sv_worldnamenoextension", "", "name of current worldmodel without extension"};
  39 cvar_t sv_worldbasename = {CVAR_READONLY, "sv_worldbasename", "", "name of current worldmodel without maps/ prefix or extension"};
  40
  41 cvar_t coop = {0, "coop","0", "coop mode, 0 = no coop, 1 = coop mode, multiple players playing through the singleplayer game (coop mode also shuts off deathmatch)"};
  42 cvar_t deathmatch = {0, "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)"};
  43 cvar_t fraglimit = {CVAR_NOTIFY, "fraglimit","0", "ends level if this many frags is reached by any player"};
  44 cvar_t gamecfg = {0, "gamecfg", "0", "unused cvar in quake, can be used by mods"};
  45 cvar_t noexit = {CVAR_NOTIFY, "noexit","0", "kills anyone attempting to use an exit"};
  46 cvar_t nomonsters = {0, "nomonsters", "0", "unused cvar in quake, can be used by mods"};
  47 cvar_t pausable = {0, "pausable","1", "allow players to pause or not"};
  48 cvar_t pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1", "indicates to QuakeC that the standard quakec extensions system is available (if 0, quakec should not attempt to use extensions)"};
  49 cvar_t samelevel = {CVAR_NOTIFY, "samelevel","0", "repeats same level if level ends (due to timelimit or someone hitting an exit)"};
  50 cvar_t skill = {0, "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)"};
  51 cvar_t slowmo = {0, "slowmo", "1.0", "controls game speed, 0.5 is half speed, 2 is double speed"};
  52
  53 cvar_t sv_accelerate = {0, "sv_accelerate", "10", "rate at which a player accelerates to sv_maxspeed"};
  54 cvar_t sv_aim = {CVAR_SAVE, "sv_aim", "2", "maximum cosine angle for quake's vertical autoaim, a value above 1 completely disables the autoaim, quake used 0.93"};
  55 cvar_t sv_airaccel_qw = {0, "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"};
  56 cvar_t sv_airaccel_qw_stretchfactor = {0, "sv_airaccel_qw_stretchfactor", "0", "when set, the maximum acceleration increase the player may get compared to forward-acceleration when strafejumping"};
  57 cvar_t sv_airaccel_sideways_friction = {0, "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"};
  58 cvar_t sv_airaccelerate = {0, "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"};
  59 cvar_t sv_airstopaccelerate = {0, "sv_airstopaccelerate", "0", "when set, replacement for sv_airaccelerate when moving backwards"};
  60 cvar_t sv_airspeedlimit_nonqw = {0, "sv_airspeedlimit_nonqw", "0", "when set, this is a soft speed limit while in air when using airaccel_qw not equal to 1"};
  61 cvar_t sv_airstrafeaccelerate = {0, "sv_airstrafeaccelerate", "0", "when set, replacement for sv_airaccelerate when just strafing"};
  62 cvar_t sv_maxairstrafespeed = {0, "sv_maxairstrafespeed", "0", "when set, replacement for sv_maxairspeed when just strafing"};
  63 cvar_t sv_airstrafeaccel_qw = {0, "sv_airstrafeaccel_qw", "0", "when set, replacement for sv_airaccel_qw when just strafing"};
  64 cvar_t sv_aircontrol = {0, "sv_aircontrol", "0", "CPMA-style air control"};
  65 cvar_t sv_aircontrol_power = {0, "sv_aircontrol_power", "2", "CPMA-style air control exponent"};
  66 cvar_t sv_aircontrol_penalty = {0, "sv_aircontrol_penalty", "0", "deceleration while using CPMA-style air control"};
  67 cvar_t sv_allowdownloads = {0, "sv_allowdownloads", "1", "whether to allow clients to download files from the server (does not affect http downloads)"};
  68 cvar_t sv_allowdownloads_archive = {0, "sv_allowdownloads_archive", "0", "whether to allow downloads of archives (pak/pk3)"};
  69 cvar_t sv_allowdownloads_config = {0, "sv_allowdownloads_config", "0", "whether to allow downloads of config files (cfg)"};
  70 cvar_t sv_allowdownloads_dlcache = {0, "sv_allowdownloads_dlcache", "0", "whether to allow downloads of dlcache files (dlcache/)"};
  71 cvar_t sv_allowdownloads_inarchive = {0, "sv_allowdownloads_inarchive", "0", "whether to allow downloads from archives (pak/pk3)"};
  72 cvar_t sv_areagrid_mingridsize = {CVAR_NOTIFY, "sv_areagrid_mingridsize", "128", "minimum areagrid cell size, smaller values work better for lots of small objects, higher values for large objects"};
  73 cvar_t sv_checkforpacketsduringsleep = {0, "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"};
  74 cvar_t sv_clmovement_enable = {0, "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"};
  75 cvar_t sv_clmovement_minping = {0, "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)"};
  76 cvar_t sv_clmovement_minping_disabletime = {0, "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)"};
  77 cvar_t sv_clmovement_inputtimeout = {0, "sv_clmovement_inputtimeout", "0.2", "when a client does not send input for this many seconds, force them to move anyway (unlike QuakeWorld)"};
  78 cvar_t sv_cullentities_nevercullbmodels = {0, "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!)"};
  79 cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"};
  80 cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
  81 cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0", "somewhat slow but very tight culling of hidden entities, minimizes network traffic and makes wallhack cheats useless"};
  82 cvar_t sv_cullentities_trace_delay = {0, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled"};
  83 cvar_t sv_cullentities_trace_delay_players = {0, "sv_cullentities_trace_delay_players", "0.2", "number of seconds until the entity gets actually culled if it is a player entity"};
  84 cvar_t sv_cullentities_trace_enlarge = {0, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling"};
  85 cvar_t sv_cullentities_trace_prediction = {0, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
  86 cvar_t sv_cullentities_trace_prediction_time = {0, "sv_cullentities_trace_prediction_time", "0.2", "how many seconds of prediction to use"};
  87 cvar_t sv_cullentities_trace_entityocclusion = {0, "sv_cullentities_trace_entityocclusion", "0", "also check if doors and other bsp models are in the way"};
  88 cvar_t sv_cullentities_trace_samples = {0, "sv_cullentities_trace_samples", "2", "number of samples to test for entity culling"};
  89 cvar_t sv_cullentities_trace_samples_extra = {0, "sv_cullentities_trace_samples_extra", "2", "number of samples to test for entity culling when the entity affects its surroundings by e.g. dlight"};
  90 cvar_t sv_cullentities_trace_samples_players = {0, "sv_cullentities_trace_samples_players", "8", "number of samples to test for entity culling when the entity is a player entity"};
  91 cvar_t sv_debugmove = {CVAR_NOTIFY, "sv_debugmove", "0", "disables collision detection optimizations for debugging purposes"};
  92 cvar_t sv_echobprint = {CVAR_SAVE, "sv_echobprint", "1", "prints gamecode bprint() calls to server console"};
  93 cvar_t sv_edgefriction = {0, "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)"};
  94 cvar_t sv_entpatch = {0, "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)"};
  95 cvar_t sv_fixedframeratesingleplayer = {0, "sv_fixedframeratesingleplayer", "1", "allows you to use server-style timing system in singleplayer (don't run faster than sys_ticrate)"};
  96 cvar_t sv_freezenonclients = {CVAR_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
  97 cvar_t sv_friction = {CVAR_NOTIFY, "sv_friction","4", "how fast you slow down"};
  98 cvar_t sv_gameplayfix_blowupfallenzombies = {0, "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"};
  99 cvar_t sv_gameplayfix_consistentplayerprethink = {0, "sv_gameplayfix_consistentplayerprethink", "0", "improves fairness in multiplayer by running all PlayerPreThink functions (which fire weapons) before performing physics, then running all PlayerPostThink functions"};
 100 cvar_t sv_gameplayfix_delayprojectiles = {0, "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"};
 101 cvar_t sv_gameplayfix_droptofloorstartsolid = {0, "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)"};
 102 cvar_t sv_gameplayfix_droptofloorstartsolid_nudgetocorrect = {0, "sv_gameplayfix_droptofloorstartsolid_nudgetocorrect", "1", "tries to nudge stuck items and monsters out of walls before droptofloor is performed"};
 103 cvar_t sv_gameplayfix_easierwaterjump = {0, "sv_gameplayfix_easierwaterjump", "1", "changes water jumping to make it easier to get out of water (exactly like in QuakeWorld)"};
 104 cvar_t sv_gameplayfix_findradiusdistancetobox = {0, "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"};
 105 cvar_t sv_gameplayfix_gravityunaffectedbyticrate = {0, "sv_gameplayfix_gravityunaffectedbyticrate", "0", "fix some ticrate issues in physics."};
 106 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1", "prevents MOVETYPE_BOUNCE (grenades) from getting stuck when fired down a downward sloping surface"};
 107 cvar_t sv_gameplayfix_multiplethinksperframe = {0, "sv_gameplayfix_multiplethinksperframe", "1", "allows entities to think more often than the server framerate, primarily useful for very high fire rate weapons"};
 108 cvar_t sv_gameplayfix_noairborncorpse = {0, "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"};
 109 cvar_t sv_gameplayfix_noairborncorpse_allowsuspendeditems = {0, "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)"};
 110 cvar_t sv_gameplayfix_nudgeoutofsolid = {0, "sv_gameplayfix_nudgeoutofsolid", "0", "attempts to fix physics errors (where an object ended up in solid for some reason)"};
 111 cvar_t sv_gameplayfix_nudgeoutofsolid_separation = {0, "sv_gameplayfix_nudgeoutofsolid_separation", "0.03125", "keep objects this distance apart to prevent collision issues on seams"};
 112 cvar_t sv_gameplayfix_q2airaccelerate = {0, "sv_gameplayfix_q2airaccelerate", "0", "Quake2-style air acceleration"};
 113 cvar_t sv_gameplayfix_nogravityonground = {0, "sv_gameplayfix_nogravityonground", "0", "turn off gravity when on ground (to get rid of sliding)"};
 114 cvar_t sv_gameplayfix_setmodelrealbox = {0, "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"};
 115 cvar_t sv_gameplayfix_slidemoveprojectiles = {0, "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"};
 116 cvar_t sv_gameplayfix_stepdown = {0, "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)"};
 117 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1", "applies step-up onto a ledge even while airborn, useful if you would otherwise just-miss the floor when running across small areas with gaps (for instance running across the moving platforms in dm2, or jumping to the megahealth and red armor in dm2 rather than using the bridge)"};
 118 cvar_t sv_gameplayfix_stepmultipletimes = {0, "sv_gameplayfix_stepmultipletimes", "0", "applies step-up onto a ledge more than once in a single frame, when running quickly up stairs"};
 119 cvar_t sv_gameplayfix_nostepmoveonsteepslopes = {0, "sv_gameplayfix_nostepmoveonsteepslopes", "0", "grude fix which prevents MOVETYPE_STEP (not swimming or flying) to move on slopes whose angle is bigger than 45 degree"};
 120 cvar_t sv_gameplayfix_swiminbmodels = {0, "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"};
 121 cvar_t sv_gameplayfix_upwardvelocityclearsongroundflag = {0, "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"};
 122 cvar_t sv_gameplayfix_downtracesupportsongroundflag = {0, "sv_gameplayfix_downtracesupportsongroundflag", "1", "prevents very short moves from clearing onground (which may make the player stick to the floor at high netfps)"};
 123 cvar_t sv_gameplayfix_q1bsptracelinereportstexture = {0, "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"};
 124 cvar_t sv_gravity = {CVAR_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
 125 cvar_t sv_idealpitchscale = {0, "sv_idealpitchscale","0.8", "how much to look up/down slopes and stairs when not using freelook"};
 126 cvar_t sv_jumpstep = {CVAR_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping (sv_gameplayfix_stepwhilejumping must also be 1)"};
 127 cvar_t sv_jumpvelocity = {0, "sv_jumpvelocity", "270", "cvar that can be used by QuakeC code for jump velocity"};
 128 cvar_t sv_maxairspeed = {0, "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)"};
 129 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "1000000", "upper limit on client rate cvar, should reflect your network connection quality"};
 130 cvar_t sv_maxspeed = {CVAR_NOTIFY, "sv_maxspeed", "320", "maximum speed a player can accelerate to when on ground (can be exceeded by tricks)"};
 131 cvar_t sv_maxvelocity = {CVAR_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 132 cvar_t sv_nostep = {CVAR_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 133 cvar_t sv_playerphysicsqc = {CVAR_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 134 cvar_t sv_progs = {0, "sv_progs", "progs.dat", "selects which quakec progs.dat file to run" };
 135 cvar_t sv_protocolname = {0, "sv_protocolname", "DP7", "selects network protocol to host for (values include QUAKE, QUAKEDP, NEHAHRAMOVIE, DP1 and up)"};
 136 cvar_t sv_random_seed = {0, "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"};
 137 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0", "whether to apply rate limiting to the local player in a listen server (only useful for testing)"};
 138 cvar_t sv_sound_land = {0, "sv_sound_land", "demon/dland2.wav", "sound to play when MOVETYPE_STEP entity hits the ground at high speed (empty cvar disables the sound)"};
 139 cvar_t sv_sound_watersplash = {0, "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)"};
 140 cvar_t sv_stepheight = {CVAR_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
 141 cvar_t sv_stopspeed = {CVAR_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
 142 cvar_t sv_wallfriction = {CVAR_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 143 cvar_t sv_wateraccelerate = {0, "sv_wateraccelerate", "-1", "rate at which a player accelerates to sv_maxspeed while in the air, if less than 0 the sv_accelerate variable is used instead"};
 144 cvar_t sv_waterfriction = {CVAR_NOTIFY, "sv_waterfriction","-1", "how fast you slow down, if less than 0 the sv_friction variable is used instead"};
 145 cvar_t sv_warsowbunny_airforwardaccel = {0, "sv_warsowbunny_airforwardaccel", "1.00001", "how fast you accelerate until you reach sv_maxspeed"};
 146 cvar_t sv_warsowbunny_accel = {0, "sv_warsowbunny_accel", "0.1585", "how fast you accelerate until after reaching sv_maxspeed (it gets harder as you near sv_warsowbunny_topspeed)"};
 147 cvar_t sv_warsowbunny_topspeed = {0, "sv_warsowbunny_topspeed", "925", "soft speed limit (can get faster with rjs and on ramps)"};
 148 cvar_t sv_warsowbunny_turnaccel = {0, "sv_warsowbunny_turnaccel", "0", "max sharpness of turns (also master switch for the sv_warsowbunny_* mode; set this to 9 to enable)"};
 149 cvar_t sv_warsowbunny_backtosideratio = {0, "sv_warsowbunny_backtosideratio", "0.8", "lower values make it easier to change direction without losing speed; the drawback is \"understeering\" in sharp turns"};
 150 cvar_t sv_onlycsqcnetworking = {0, "sv_onlycsqcnetworking", "0", "disables legacy entity networking code for higher performance (except on clients, which can still be legacy)"};
 151 cvar_t sys_ticrate = {CVAR_SAVE, "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"};
 152 cvar_t teamplay = {CVAR_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"};
 153 cvar_t timelimit = {CVAR_NOTIFY, "timelimit","0", "ends level at this time (in minutes)"};
 154
 155 cvar_t saved1 = {CVAR_SAVE, "saved1", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 156 cvar_t saved2 = {CVAR_SAVE, "saved2", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 157 cvar_t saved3 = {CVAR_SAVE, "saved3", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 158 cvar_t saved4 = {CVAR_SAVE, "saved4", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 159 cvar_t savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 160 cvar_t scratch1 = {0, "scratch1", "0", "unused cvar in quake, can be used by mods"};
 161 cvar_t scratch2 = {0,"scratch2", "0", "unused cvar in quake, can be used by mods"};
 162 cvar_t scratch3 = {0, "scratch3", "0", "unused cvar in quake, can be used by mods"};
 163 cvar_t scratch4 = {0, "scratch4", "0", "unused cvar in quake, can be used by mods"};
 164 cvar_t temp1 = {0, "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)"};
 165
 166 cvar_t nehx00 = {0, "nehx00", "0", "nehahra data storage cvar (used in singleplayer)"};
 167 cvar_t nehx01 = {0, "nehx01", "0", "nehahra data storage cvar (used in singleplayer)"};
 168 cvar_t nehx02 = {0, "nehx02", "0", "nehahra data storage cvar (used in singleplayer)"};
 169 cvar_t nehx03 = {0, "nehx03", "0", "nehahra data storage cvar (used in singleplayer)"};
 170 cvar_t nehx04 = {0, "nehx04", "0", "nehahra data storage cvar (used in singleplayer)"};
 171 cvar_t nehx05 = {0, "nehx05", "0", "nehahra data storage cvar (used in singleplayer)"};
 172 cvar_t nehx06 = {0, "nehx06", "0", "nehahra data storage cvar (used in singleplayer)"};
 173 cvar_t nehx07 = {0, "nehx07", "0", "nehahra data storage cvar (used in singleplayer)"};
 174 cvar_t nehx08 = {0, "nehx08", "0", "nehahra data storage cvar (used in singleplayer)"};
 175 cvar_t nehx09 = {0, "nehx09", "0", "nehahra data storage cvar (used in singleplayer)"};
 176 cvar_t nehx10 = {0, "nehx10", "0", "nehahra data storage cvar (used in singleplayer)"};
 177 cvar_t nehx11 = {0, "nehx11", "0", "nehahra data storage cvar (used in singleplayer)"};
 178 cvar_t nehx12 = {0, "nehx12", "0", "nehahra data storage cvar (used in singleplayer)"};
 179 cvar_t nehx13 = {0, "nehx13", "0", "nehahra data storage cvar (used in singleplayer)"};
 180 cvar_t nehx14 = {0, "nehx14", "0", "nehahra data storage cvar (used in singleplayer)"};
 181 cvar_t nehx15 = {0, "nehx15", "0", "nehahra data storage cvar (used in singleplayer)"};
 182 cvar_t nehx16 = {0, "nehx16", "0", "nehahra data storage cvar (used in singleplayer)"};
 183 cvar_t nehx17 = {0, "nehx17", "0", "nehahra data storage cvar (used in singleplayer)"};
 184 cvar_t nehx18 = {0, "nehx18", "0", "nehahra data storage cvar (used in singleplayer)"};
 185 cvar_t nehx19 = {0, "nehx19", "0", "nehahra data storage cvar (used in singleplayer)"};
 186 cvar_t cutscene = {0, "cutscene", "1", "enables cutscenes in nehahra, can be used by other mods"};
 187
 188 cvar_t sv_autodemo_perclient = {CVAR_SAVE, "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)"};
 189 cvar_t sv_autodemo_perclient_nameformat = {CVAR_SAVE, "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)" };
 190 cvar_t sv_autodemo_perclient_discardable = {CVAR_SAVE, "sv_autodemo_perclient_discardable", "0", "Allow game code to decide whether a demo should be kept or discarded."};
 191
 192 cvar_t halflifebsp = {0, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"};
 193
 194 server_t sv;
 195 server_static_t svs;
 196
 197 mempool_t *sv_mempool = NULL;
 198
 199 extern cvar_t slowmo;
 200 extern float            scr_centertime_off;
 201
 202 // MUST match effectnameindex_t in client.h
 203 static const char *standardeffectnames[EFFECT_TOTAL] =
 204 {
 205         "",
 206         "TE_GUNSHOT",
 207         "TE_GUNSHOTQUAD",
 208         "TE_SPIKE",
 209         "TE_SPIKEQUAD",
 210         "TE_SUPERSPIKE",
 211         "TE_SUPERSPIKEQUAD",
 212         "TE_WIZSPIKE",
 213         "TE_KNIGHTSPIKE",
 214         "TE_EXPLOSION",
 215         "TE_EXPLOSIONQUAD",
 216         "TE_TAREXPLOSION",
 217         "TE_TELEPORT",
 218         "TE_LAVASPLASH",
 219         "TE_SMALLFLASH",
 220         "TE_FLAMEJET",
 221         "EF_FLAME",
 222         "TE_BLOOD",
 223         "TE_SPARK",
 224         "TE_PLASMABURN",
 225         "TE_TEI_G3",
 226         "TE_TEI_SMOKE",
 227         "TE_TEI_BIGEXPLOSION",
 228         "TE_TEI_PLASMAHIT",
 229         "EF_STARDUST",
 230         "TR_ROCKET",
 231         "TR_GRENADE",
 232         "TR_BLOOD",
 233         "TR_WIZSPIKE",
 234         "TR_SLIGHTBLOOD",
 235         "TR_KNIGHTSPIKE",
 236         "TR_VORESPIKE",
 237         "TR_NEHAHRASMOKE",
 238         "TR_NEXUIZPLASMA",
 239         "TR_GLOWTRAIL",
 240         "SVC_PARTICLE"
 241 };
 242
 243 #define SV_REQFUNCS 0
 244 #define sv_reqfuncs NULL
 245
 246 //#define SV_REQFUNCS (sizeof(sv_reqfuncs) / sizeof(const char *))
 247 //static const char *sv_reqfuncs[] = {
 248 //};
 249
 250 #define SV_REQFIELDS (sizeof(sv_reqfields) / sizeof(prvm_required_field_t))
 251
 252 prvm_required_field_t sv_reqfields[] =
 253 {
 254 #define PRVM_DECLARE_serverglobalfloat(x)
 255 #define PRVM_DECLARE_serverglobalvector(x)
 256 #define PRVM_DECLARE_serverglobalstring(x)
 257 #define PRVM_DECLARE_serverglobaledict(x)
 258 #define PRVM_DECLARE_serverglobalfunction(x)
 259 #define PRVM_DECLARE_clientglobalfloat(x)
 260 #define PRVM_DECLARE_clientglobalvector(x)
 261 #define PRVM_DECLARE_clientglobalstring(x)
 262 #define PRVM_DECLARE_clientglobaledict(x)
 263 #define PRVM_DECLARE_clientglobalfunction(x)
 264 #define PRVM_DECLARE_menuglobalfloat(x)
 265 #define PRVM_DECLARE_menuglobalvector(x)
 266 #define PRVM_DECLARE_menuglobalstring(x)
 267 #define PRVM_DECLARE_menuglobaledict(x)
 268 #define PRVM_DECLARE_menuglobalfunction(x)
 269 #define PRVM_DECLARE_serverfieldfloat(x) {ev_float, #x},
 270 #define PRVM_DECLARE_serverfieldvector(x) {ev_vector, #x},
 271 #define PRVM_DECLARE_serverfieldstring(x) {ev_string, #x},
 272 #define PRVM_DECLARE_serverfieldedict(x) {ev_entity, #x},
 273 #define PRVM_DECLARE_serverfieldfunction(x) {ev_function, #x},
 274 #define PRVM_DECLARE_clientfieldfloat(x)
 275 #define PRVM_DECLARE_clientfieldvector(x)
 276 #define PRVM_DECLARE_clientfieldstring(x)
 277 #define PRVM_DECLARE_clientfieldedict(x)
 278 #define PRVM_DECLARE_clientfieldfunction(x)
 279 #define PRVM_DECLARE_menufieldfloat(x)
 280 #define PRVM_DECLARE_menufieldvector(x)
 281 #define PRVM_DECLARE_menufieldstring(x)
 282 #define PRVM_DECLARE_menufieldedict(x)
 283 #define PRVM_DECLARE_menufieldfunction(x)
 284 #define PRVM_DECLARE_serverfunction(x)
 285 #define PRVM_DECLARE_clientfunction(x)
 286 #define PRVM_DECLARE_menufunction(x)
 287 #define PRVM_DECLARE_field(x)
 288 #define PRVM_DECLARE_global(x)
 289 #define PRVM_DECLARE_function(x)
 290 #include "prvm_offsets.h"
 291 #undef PRVM_DECLARE_serverglobalfloat
 292 #undef PRVM_DECLARE_serverglobalvector
 293 #undef PRVM_DECLARE_serverglobalstring
 294 #undef PRVM_DECLARE_serverglobaledict
 295 #undef PRVM_DECLARE_serverglobalfunction
 296 #undef PRVM_DECLARE_clientglobalfloat
 297 #undef PRVM_DECLARE_clientglobalvector
 298 #undef PRVM_DECLARE_clientglobalstring
 299 #undef PRVM_DECLARE_clientglobaledict
 300 #undef PRVM_DECLARE_clientglobalfunction
 301 #undef PRVM_DECLARE_menuglobalfloat
 302 #undef PRVM_DECLARE_menuglobalvector
 303 #undef PRVM_DECLARE_menuglobalstring
 304 #undef PRVM_DECLARE_menuglobaledict
 305 #undef PRVM_DECLARE_menuglobalfunction
 306 #undef PRVM_DECLARE_serverfieldfloat
 307 #undef PRVM_DECLARE_serverfieldvector
 308 #undef PRVM_DECLARE_serverfieldstring
 309 #undef PRVM_DECLARE_serverfieldedict
 310 #undef PRVM_DECLARE_serverfieldfunction
 311 #undef PRVM_DECLARE_clientfieldfloat
 312 #undef PRVM_DECLARE_clientfieldvector
 313 #undef PRVM_DECLARE_clientfieldstring
 314 #undef PRVM_DECLARE_clientfieldedict
 315 #undef PRVM_DECLARE_clientfieldfunction
 316 #undef PRVM_DECLARE_menufieldfloat
 317 #undef PRVM_DECLARE_menufieldvector
 318 #undef PRVM_DECLARE_menufieldstring
 319 #undef PRVM_DECLARE_menufieldedict
 320 #undef PRVM_DECLARE_menufieldfunction
 321 #undef PRVM_DECLARE_serverfunction
 322 #undef PRVM_DECLARE_clientfunction
 323 #undef PRVM_DECLARE_menufunction
 324 #undef PRVM_DECLARE_field
 325 #undef PRVM_DECLARE_global
 326 #undef PRVM_DECLARE_function
 327 };
 328
 329 #define SV_REQGLOBALS (sizeof(sv_reqglobals) / sizeof(prvm_required_field_t))
 330
 331 prvm_required_field_t sv_reqglobals[] =
 332 {
 333 #define PRVM_DECLARE_serverglobalfloat(x) {ev_float, #x},
 334 #define PRVM_DECLARE_serverglobalvector(x) {ev_vector, #x},
 335 #define PRVM_DECLARE_serverglobalstring(x) {ev_string, #x},
 336 #define PRVM_DECLARE_serverglobaledict(x) {ev_entity, #x},
 337 #define PRVM_DECLARE_serverglobalfunction(x) {ev_function, #x},
 338 #define PRVM_DECLARE_clientglobalfloat(x)
 339 #define PRVM_DECLARE_clientglobalvector(x)
 340 #define PRVM_DECLARE_clientglobalstring(x)
 341 #define PRVM_DECLARE_clientglobaledict(x)
 342 #define PRVM_DECLARE_clientglobalfunction(x)
 343 #define PRVM_DECLARE_menuglobalfloat(x)
 344 #define PRVM_DECLARE_menuglobalvector(x)
 345 #define PRVM_DECLARE_menuglobalstring(x)
 346 #define PRVM_DECLARE_menuglobaledict(x)
 347 #define PRVM_DECLARE_menuglobalfunction(x)
 348 #define PRVM_DECLARE_serverfieldfloat(x)
 349 #define PRVM_DECLARE_serverfieldvector(x)
 350 #define PRVM_DECLARE_serverfieldstring(x)
 351 #define PRVM_DECLARE_serverfieldedict(x)
 352 #define PRVM_DECLARE_serverfieldfunction(x)
 353 #define PRVM_DECLARE_clientfieldfloat(x)
 354 #define PRVM_DECLARE_clientfieldvector(x)
 355 #define PRVM_DECLARE_clientfieldstring(x)
 356 #define PRVM_DECLARE_clientfieldedict(x)
 357 #define PRVM_DECLARE_clientfieldfunction(x)
 358 #define PRVM_DECLARE_menufieldfloat(x)
 359 #define PRVM_DECLARE_menufieldvector(x)
 360 #define PRVM_DECLARE_menufieldstring(x)
 361 #define PRVM_DECLARE_menufieldedict(x)
 362 #define PRVM_DECLARE_menufieldfunction(x)
 363 #define PRVM_DECLARE_serverfunction(x)
 364 #define PRVM_DECLARE_clientfunction(x)
 365 #define PRVM_DECLARE_menufunction(x)
 366 #define PRVM_DECLARE_field(x)
 367 #define PRVM_DECLARE_global(x)
 368 #define PRVM_DECLARE_function(x)
 369 #include "prvm_offsets.h"
 370 #undef PRVM_DECLARE_serverglobalfloat
 371 #undef PRVM_DECLARE_serverglobalvector
 372 #undef PRVM_DECLARE_serverglobalstring
 373 #undef PRVM_DECLARE_serverglobaledict
 374 #undef PRVM_DECLARE_serverglobalfunction
 375 #undef PRVM_DECLARE_clientglobalfloat
 376 #undef PRVM_DECLARE_clientglobalvector
 377 #undef PRVM_DECLARE_clientglobalstring
 378 #undef PRVM_DECLARE_clientglobaledict
 379 #undef PRVM_DECLARE_clientglobalfunction
 380 #undef PRVM_DECLARE_menuglobalfloat
 381 #undef PRVM_DECLARE_menuglobalvector
 382 #undef PRVM_DECLARE_menuglobalstring
 383 #undef PRVM_DECLARE_menuglobaledict
 384 #undef PRVM_DECLARE_menuglobalfunction
 385 #undef PRVM_DECLARE_serverfieldfloat
 386 #undef PRVM_DECLARE_serverfieldvector
 387 #undef PRVM_DECLARE_serverfieldstring
 388 #undef PRVM_DECLARE_serverfieldedict
 389 #undef PRVM_DECLARE_serverfieldfunction
 390 #undef PRVM_DECLARE_clientfieldfloat
 391 #undef PRVM_DECLARE_clientfieldvector
 392 #undef PRVM_DECLARE_clientfieldstring
 393 #undef PRVM_DECLARE_clientfieldedict
 394 #undef PRVM_DECLARE_clientfieldfunction
 395 #undef PRVM_DECLARE_menufieldfloat
 396 #undef PRVM_DECLARE_menufieldvector
 397 #undef PRVM_DECLARE_menufieldstring
 398 #undef PRVM_DECLARE_menufieldedict
 399 #undef PRVM_DECLARE_menufieldfunction
 400 #undef PRVM_DECLARE_serverfunction
 401 #undef PRVM_DECLARE_clientfunction
 402 #undef PRVM_DECLARE_menufunction
 403 #undef PRVM_DECLARE_field
 404 #undef PRVM_DECLARE_global
 405 #undef PRVM_DECLARE_function
 406 };
 407
 408
 409
 410 //============================================================================
 411
 412 void SV_AreaStats_f(void)
 413 {
 414         World_PrintAreaStats(&sv.world, "server");
 415 }
 416
 417 /*
 418 ===============
 419 SV_Init
 420 ===============
 421 */
 422 void SV_Init (void)
 423 {
 424         // init the csqc progs cvars, since they are updated/used by the server code
 425         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 426         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 427         extern cvar_t csqc_progcrc;
 428         extern cvar_t csqc_progsize;
 429
 430         Cvar_RegisterVariable(&sv_worldmessage);
 431         Cvar_RegisterVariable(&sv_worldname);
 432         Cvar_RegisterVariable(&sv_worldnamenoextension);
 433         Cvar_RegisterVariable(&sv_worldbasename);
 434
 435         Cvar_RegisterVariable (&csqc_progname);
 436         Cvar_RegisterVariable (&csqc_progcrc);
 437         Cvar_RegisterVariable (&csqc_progsize);
 438
 439         Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 440         Cmd_AddCommand("sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 441         Cmd_AddCommand_WithClientCommand("sv_startdownload", NULL, SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 442         Cmd_AddCommand_WithClientCommand("download", NULL, SV_Download_f, "downloads a specified file from the server");
 443
 444         Cvar_RegisterVariable (&coop);
 445         Cvar_RegisterVariable (&deathmatch);
 446         Cvar_RegisterVariable (&fraglimit);
 447         Cvar_RegisterVariable (&gamecfg);
 448         Cvar_RegisterVariable (&noexit);
 449         Cvar_RegisterVariable (&nomonsters);
 450         Cvar_RegisterVariable (&pausable);
 451         Cvar_RegisterVariable (&pr_checkextension);
 452         Cvar_RegisterVariable (&samelevel);
 453         Cvar_RegisterVariable (&skill);
 454         Cvar_RegisterVariable (&slowmo);
 455         Cvar_RegisterVariable (&sv_accelerate);
 456         Cvar_RegisterVariable (&sv_aim);
 457         Cvar_RegisterVariable (&sv_airaccel_qw);
 458         Cvar_RegisterVariable (&sv_airaccel_qw_stretchfactor);
 459         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 460         Cvar_RegisterVariable (&sv_airaccelerate);
 461         Cvar_RegisterVariable (&sv_airstopaccelerate);
 462         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 463         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 464         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 465         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 466         Cvar_RegisterVariable (&sv_aircontrol);
 467         Cvar_RegisterVariable (&sv_aircontrol_power);
 468         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 469         Cvar_RegisterVariable (&sv_allowdownloads);
 470         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 471         Cvar_RegisterVariable (&sv_allowdownloads_config);
 472         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 473         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 474         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 475         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 476         Cvar_RegisterVariable (&sv_clmovement_enable);
 477         Cvar_RegisterVariable (&sv_clmovement_minping);
 478         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 479         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 480         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 481         Cvar_RegisterVariable (&sv_cullentities_pvs);
 482         Cvar_RegisterVariable (&sv_cullentities_stats);
 483         Cvar_RegisterVariable (&sv_cullentities_trace);
 484         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 485         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 486         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 487         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 488         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 489         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 490         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 491         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 492         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 493         Cvar_RegisterVariable (&sv_debugmove);
 494         Cvar_RegisterVariable (&sv_echobprint);
 495         Cvar_RegisterVariable (&sv_edgefriction);
 496         Cvar_RegisterVariable (&sv_entpatch);
 497         Cvar_RegisterVariable (&sv_fixedframeratesingleplayer);
 498         Cvar_RegisterVariable (&sv_freezenonclients);
 499         Cvar_RegisterVariable (&sv_friction);
 500         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 501         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 502         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 503         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 504         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 505         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 506         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 507         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 508         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 509         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 510         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 511         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 512         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 513         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_separation);
 514         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 515         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 516         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 517         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 518         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 519         Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
 520         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 521         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 522         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 523         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 524         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 525         Cvar_RegisterVariable (&sv_gameplayfix_q1bsptracelinereportstexture);
 526         Cvar_RegisterVariable (&sv_gravity);
 527         Cvar_RegisterVariable (&sv_idealpitchscale);
 528         Cvar_RegisterVariable (&sv_jumpstep);
 529         Cvar_RegisterVariable (&sv_jumpvelocity);
 530         Cvar_RegisterVariable (&sv_maxairspeed);
 531         Cvar_RegisterVariable (&sv_maxrate);
 532         Cvar_RegisterVariable (&sv_maxspeed);
 533         Cvar_RegisterVariable (&sv_maxvelocity);
 534         Cvar_RegisterVariable (&sv_nostep);
 535         Cvar_RegisterVariable (&sv_playerphysicsqc);
 536         Cvar_RegisterVariable (&sv_progs);
 537         Cvar_RegisterVariable (&sv_protocolname);
 538         Cvar_RegisterVariable (&sv_random_seed);
 539         Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
 540         Cvar_RegisterVariable (&sv_sound_land);
 541         Cvar_RegisterVariable (&sv_sound_watersplash);
 542         Cvar_RegisterVariable (&sv_stepheight);
 543         Cvar_RegisterVariable (&sv_stopspeed);
 544         Cvar_RegisterVariable (&sv_wallfriction);
 545         Cvar_RegisterVariable (&sv_wateraccelerate);
 546         Cvar_RegisterVariable (&sv_waterfriction);
 547         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 548         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 549         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 550         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 551         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 552         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 553         Cvar_RegisterVariable (&sys_ticrate);
 554         Cvar_RegisterVariable (&teamplay);
 555         Cvar_RegisterVariable (&timelimit);
 556
 557         Cvar_RegisterVariable (&saved1);
 558         Cvar_RegisterVariable (&saved2);
 559         Cvar_RegisterVariable (&saved3);
 560         Cvar_RegisterVariable (&saved4);
 561         Cvar_RegisterVariable (&savedgamecfg);
 562         Cvar_RegisterVariable (&scratch1);
 563         Cvar_RegisterVariable (&scratch2);
 564         Cvar_RegisterVariable (&scratch3);
 565         Cvar_RegisterVariable (&scratch4);
 566         Cvar_RegisterVariable (&temp1);
 567
 568         // LordHavoc: Nehahra uses these to pass data around cutscene demos
 569         Cvar_RegisterVariable (&nehx00);
 570         Cvar_RegisterVariable (&nehx01);
 571         Cvar_RegisterVariable (&nehx02);
 572         Cvar_RegisterVariable (&nehx03);
 573         Cvar_RegisterVariable (&nehx04);
 574         Cvar_RegisterVariable (&nehx05);
 575         Cvar_RegisterVariable (&nehx06);
 576         Cvar_RegisterVariable (&nehx07);
 577         Cvar_RegisterVariable (&nehx08);
 578         Cvar_RegisterVariable (&nehx09);
 579         Cvar_RegisterVariable (&nehx10);
 580         Cvar_RegisterVariable (&nehx11);
 581         Cvar_RegisterVariable (&nehx12);
 582         Cvar_RegisterVariable (&nehx13);
 583         Cvar_RegisterVariable (&nehx14);
 584         Cvar_RegisterVariable (&nehx15);
 585         Cvar_RegisterVariable (&nehx16);
 586         Cvar_RegisterVariable (&nehx17);
 587         Cvar_RegisterVariable (&nehx18);
 588         Cvar_RegisterVariable (&nehx19);
 589         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 590
 591         Cvar_RegisterVariable (&sv_autodemo_perclient);
 592         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 593         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 594
 595         Cvar_RegisterVariable (&halflifebsp);
 596
 597         sv_mempool = Mem_AllocPool("server", 0, NULL);
 598 }
 599
 600 static void SV_SaveEntFile_f(void)
 601 {
 602         if (!sv.active || !sv.worldmodel)
 603         {
 604                 Con_Print("Not running a server\n");
 605                 return;
 606         }
 607         FS_WriteFile(va("%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 608 }
 609
 610
 611 /*
 612 =============================================================================
 613
 614 EVENT MESSAGES
 615
 616 =============================================================================
 617 */
 618
 619 /*
 620 ==================
 621 SV_StartParticle
 622
 623 Make sure the event gets sent to all clients
 624 ==================
 625 */
 626 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
 627 {
 628         int i;
 629
 630         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
 631                 return;
 632         MSG_WriteByte (&sv.datagram, svc_particle);
 633         MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 634         MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 635         MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 636         for (i=0 ; i<3 ; i++)
 637                 MSG_WriteChar (&sv.datagram, (int)bound(-128, dir[i]*16, 127));
 638         MSG_WriteByte (&sv.datagram, count);
 639         MSG_WriteByte (&sv.datagram, color);
 640         SV_FlushBroadcastMessages();
 641 }
 642
 643 /*
 644 ==================
 645 SV_StartEffect
 646
 647 Make sure the event gets sent to all clients
 648 ==================
 649 */
 650 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
 651 {
 652         if (modelindex >= 256 || startframe >= 256)
 653         {
 654                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
 655                         return;
 656                 MSG_WriteByte (&sv.datagram, svc_effect2);
 657                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 658                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 659                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 660                 MSG_WriteShort (&sv.datagram, modelindex);
 661                 MSG_WriteShort (&sv.datagram, startframe);
 662                 MSG_WriteByte (&sv.datagram, framecount);
 663                 MSG_WriteByte (&sv.datagram, framerate);
 664         }
 665         else
 666         {
 667                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
 668                         return;
 669                 MSG_WriteByte (&sv.datagram, svc_effect);
 670                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 671                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 672                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 673                 MSG_WriteByte (&sv.datagram, modelindex);
 674                 MSG_WriteByte (&sv.datagram, startframe);
 675                 MSG_WriteByte (&sv.datagram, framecount);
 676                 MSG_WriteByte (&sv.datagram, framerate);
 677         }
 678         SV_FlushBroadcastMessages();
 679 }
 680
 681 /*
 682 ==================
 683 SV_StartSound
 684
 685 Each entity can have eight independant sound sources, like voice,
 686 weapon, feet, etc.
 687
 688 Channel 0 is an auto-allocate channel, the others override anything
 689 already running on that entity/channel pair.
 690
 691 An attenuation of 0 will play full volume everywhere in the level.
 692 Larger attenuations will drop off.  (max 4 attenuation)
 693
 694 ==================
 695 */
 696 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation, qboolean reliable)
 697 {
 698         sizebuf_t *dest;
 699         int sound_num, field_mask, i, ent;
 700
 701         dest = (reliable ? &sv.reliable_datagram : &sv.datagram);
 702
 703         if (volume < 0 || volume > 255)
 704         {
 705                 Con_Printf ("SV_StartSound: volume = %i\n", volume);
 706                 return;
 707         }
 708
 709         if (attenuation < 0 || attenuation > 4)
 710         {
 711                 Con_Printf ("SV_StartSound: attenuation = %f\n", attenuation);
 712                 return;
 713         }
 714
 715         if (!IS_CHAN(channel))
 716         {
 717                 Con_Printf ("SV_StartSound: channel = %i\n", channel);
 718                 return;
 719         }
 720
 721         channel = CHAN_ENGINE2NET(channel);
 722
 723         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
 724                 return;
 725
 726 // find precache number for sound
 727         sound_num = SV_SoundIndex(sample, 1);
 728         if (!sound_num)
 729                 return;
 730
 731         ent = PRVM_NUM_FOR_EDICT(entity);
 732
 733         field_mask = 0;
 734         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
 735                 field_mask |= SND_VOLUME;
 736         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
 737                 field_mask |= SND_ATTENUATION;
 738         if (ent >= 8192 || channel < 0 || channel > 7)
 739                 field_mask |= SND_LARGEENTITY;
 740         if (sound_num >= 256)
 741                 field_mask |= SND_LARGESOUND;
 742
 743 // directed messages go only to the entity they are targeted on
 744         MSG_WriteByte (dest, svc_sound);
 745         MSG_WriteByte (dest, field_mask);
 746         if (field_mask & SND_VOLUME)
 747                 MSG_WriteByte (dest, volume);
 748         if (field_mask & SND_ATTENUATION)
 749                 MSG_WriteByte (dest, (int)(attenuation*64));
 750         if (field_mask & SND_LARGEENTITY)
 751         {
 752                 MSG_WriteShort (dest, ent);
 753                 MSG_WriteChar (dest, channel);
 754         }
 755         else
 756                 MSG_WriteShort (dest, (ent<<3) | channel);
 757         if ((field_mask & SND_LARGESOUND) || sv.protocol == PROTOCOL_NEHAHRABJP2)
 758                 MSG_WriteShort (dest, sound_num);
 759         else
 760                 MSG_WriteByte (dest, sound_num);
 761         for (i = 0;i < 3;i++)
 762                 MSG_WriteCoord (dest, PRVM_serveredictvector(entity, origin)[i]+0.5*(PRVM_serveredictvector(entity, mins)[i]+PRVM_serveredictvector(entity, maxs)[i]), sv.protocol);
 763
 764         // TODO do we have to do anything here when dest is &sv.reliable_datagram?
 765         if(!reliable)
 766                 SV_FlushBroadcastMessages();
 767 }
 768
 769 /*
 770 ==================
 771 SV_StartPointSound
 772
 773 Nearly the same logic as SV_StartSound, except an origin
 774 instead of an entity is provided and channel is omitted.
 775
 776 The entity sent to the client is 0 (world) and the channel
 777 is 0 (CHAN_AUTO).  SND_LARGEENTITY will never occur in this
 778 function, therefore the check for it is omitted.
 779
 780 ==================
 781 */
 782 void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float attenuation)
 783 {
 784         int sound_num, field_mask, i;
 785
 786         if (volume < 0 || volume > 255)
 787         {
 788                 Con_Printf ("SV_StartPointSound: volume = %i\n", volume);
 789                 return;
 790         }
 791
 792         if (attenuation < 0 || attenuation > 4)
 793         {
 794                 Con_Printf ("SV_StartPointSound: attenuation = %f\n", attenuation);
 795                 return;
 796         }
 797
 798         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
 799                 return;
 800
 801         // find precache number for sound
 802         sound_num = SV_SoundIndex(sample, 1);
 803         if (!sound_num)
 804                 return;
 805
 806         field_mask = 0;
 807         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
 808                 field_mask |= SND_VOLUME;
 809         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
 810                 field_mask |= SND_ATTENUATION;
 811         if (sound_num >= 256)
 812                 field_mask |= SND_LARGESOUND;
 813
 814 // directed messages go only to the entity they are targeted on
 815         MSG_WriteByte (&sv.datagram, svc_sound);
 816         MSG_WriteByte (&sv.datagram, field_mask);
 817         if (field_mask & SND_VOLUME)
 818                 MSG_WriteByte (&sv.datagram, volume);
 819         if (field_mask & SND_ATTENUATION)
 820                 MSG_WriteByte (&sv.datagram, (int)(attenuation*64));
 821         // Always write entnum 0 for the world entity
 822         MSG_WriteShort (&sv.datagram, (0<<3) | 0);
 823         if (field_mask & SND_LARGESOUND)
 824                 MSG_WriteShort (&sv.datagram, sound_num);
 825         else
 826                 MSG_WriteByte (&sv.datagram, sound_num);
 827         for (i = 0;i < 3;i++)
 828                 MSG_WriteCoord (&sv.datagram, origin[i], sv.protocol);
 829         SV_FlushBroadcastMessages();
 830 }
 831
 832 /*
 833 ==============================================================================
 834
 835 CLIENT SPAWNING
 836
 837 ==============================================================================
 838 */
 839
 840 /*
 841 ================
 842 SV_SendServerinfo
 843
 844 Sends the first message from the server to a connected client.
 845 This will be sent on the initial connection and upon each server load.
 846 ================
 847 */
 848 void SV_SendServerinfo (client_t *client)
 849 {
 850         int i;
 851         char message[128];
 852
 853         // we know that this client has a netconnection and thus is not a bot
 854
 855         // edicts get reallocated on level changes, so we need to update it here
 856         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 857
 858         // clear cached stuff that depends on the level
 859         client->weaponmodel[0] = 0;
 860         client->weaponmodelindex = 0;
 861
 862         // LordHavoc: clear entityframe tracking
 863         client->latestframenum = 0;
 864
 865         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 866         client->cmd.time = sv.time;
 867
 868         if (client->entitydatabase)
 869                 EntityFrame_FreeDatabase(client->entitydatabase);
 870         if (client->entitydatabase4)
 871                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 872         if (client->entitydatabase5)
 873                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 874
 875         memset(client->stats, 0, sizeof(client->stats));
 876         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 877
 878         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)
 879         {
 880                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 881                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 882                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 883                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 884                 else
 885                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 886         }
 887
 888         // reset csqc entity versions
 889         for (i = 0;i < prog->max_edicts;i++)
 890         {
 891                 client->csqcentityscope[i] = 0;
 892                 client->csqcentitysendflags[i] = 0xFFFFFF;
 893                 client->csqcentityglobalhistory[i] = 0;
 894         }
 895         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 896         {
 897                 client->csqcentityframehistory[i].num = 0;
 898                 client->csqcentityframehistory[i].framenum = -1;
 899         }
 900         client->csqcnumedicts = 0;
 901         client->csqcentityframehistory_next = 0;
 902
 903         SZ_Clear (&client->netconnection->message);
 904         MSG_WriteByte (&client->netconnection->message, svc_print);
 905         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 906         MSG_WriteString (&client->netconnection->message,message);
 907
 908         SV_StopDemoRecording(client); // to split up demos into different files
 909         if(sv_autodemo_perclient.integer && client->netconnection)
 910         {
 911                 char demofile[MAX_OSPATH];
 912                 char ipaddress[MAX_QPATH];
 913                 size_t i;
 914
 915                 // start a new demo file
 916                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 917                 for(i = 0; ipaddress[i]; ++i)
 918                         if(!isalnum(ipaddress[i]))
 919                                 ipaddress[i] = '-';
 920                 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);
 921
 922                 SV_StartDemoRecording(client, demofile, -1);
 923         }
 924
 925         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 926         if (sv.csqc_progname[0])
 927         {
 928                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 929                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 930                 MSG_WriteString (&client->netconnection->message, va("csqc_progname %s\n", sv.csqc_progname));
 931                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 932                 MSG_WriteString (&client->netconnection->message, va("csqc_progsize %i\n", sv.csqc_progsize));
 933                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 934                 MSG_WriteString (&client->netconnection->message, va("csqc_progcrc %i\n", sv.csqc_progcrc));
 935
 936                 if(client->sv_demo_file != NULL)
 937                 {
 938                         int i;
 939                         static char buf[NET_MAXMESSAGE];
 940                         sizebuf_t sb;
 941
 942                         sb.data = (unsigned char *) buf;
 943                         sb.maxsize = sizeof(buf);
 944                         i = 0;
 945                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, i++, &sb, sv.protocol))
 946                                 SV_WriteDemoMessage(client, &sb, false);
 947                 }
 948
 949                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 950                 if (PRVM_GetString(PRVM_serverglobalstring(SV_InitCmd)))
 951                 {
 952                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 953                         MSG_WriteString (&client->netconnection->message, va("%s\n", PRVM_GetString(PRVM_serverglobalstring(SV_InitCmd))));
 954                 }
 955         }
 956
 957         //if (sv_allowdownloads.integer)
 958         // always send the info that the server supports the protocol, even if downloads are forbidden
 959         // only because of that, the CSQC exception can work
 960         {
 961                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 962                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 963         }
 964
 965         // send at this time so it's guaranteed to get executed at the right time
 966         {
 967                 client_t *save;
 968                 save = host_client;
 969                 host_client = client;
 970                 Curl_SendRequirements();
 971                 host_client = save;
 972         }
 973
 974         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 975         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 976         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 977
 978         if (!coop.integer && deathmatch.integer)
 979                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 980         else
 981                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 982
 983         MSG_WriteString (&client->netconnection->message,PRVM_GetString(PRVM_serveredictstring(prog->edicts, message)));
 984
 985         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 986                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 987         MSG_WriteByte (&client->netconnection->message, 0);
 988
 989         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 990                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 991         MSG_WriteByte (&client->netconnection->message, 0);
 992
 993 // send music
 994         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 995         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 996         MSG_WriteByte (&client->netconnection->message, (int)PRVM_serveredictfloat(prog->edicts, sounds));
 997
 998 // set view
 999 // store this in clientcamera, too
1000         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
1001         MSG_WriteByte (&client->netconnection->message, svc_setview);
1002         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
1003
1004         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
1005         MSG_WriteByte (&client->netconnection->message, 1);
1006
1007         client->spawned = false;                // need prespawn, spawn, etc
1008         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
1009
1010         // clear movement info until client enters the new level properly
1011         memset(&client->cmd, 0, sizeof(client->cmd));
1012         client->movesequence = 0;
1013         client->movement_highestsequence_seen = 0;
1014         memset(&client->movement_count, 0, sizeof(client->movement_count));
1015 #ifdef NUM_PING_TIMES
1016         for (i = 0;i < NUM_PING_TIMES;i++)
1017                 client->ping_times[i] = 0;
1018         client->num_pings = 0;
1019 #endif
1020         client->ping = 0;
1021
1022         // allow the client some time to send his keepalives, even if map loading took ages
1023         client->netconnection->timeout = realtime + net_connecttimeout.value;
1024 }
1025
1026 /*
1027 ================
1028 SV_ConnectClient
1029
1030 Initializes a client_t for a new net connection.  This will only be called
1031 once for a player each game, not once for each level change.
1032 ================
1033 */
1034 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
1035 {
1036         client_t                *client;
1037         int                             i;
1038
1039         client = svs.clients + clientnum;
1040
1041 // set up the client_t
1042         if (sv.loadgame)
1043         {
1044                 float backupparms[NUM_SPAWN_PARMS];
1045                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
1046                 memset(client, 0, sizeof(*client));
1047                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
1048         }
1049         else
1050                 memset(client, 0, sizeof(*client));
1051         client->active = true;
1052         client->netconnection = netconnection;
1053
1054         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
1055
1056         if(client->netconnection && client->netconnection->crypto.authenticated)
1057         {
1058                 Con_Printf("%s connection to %s has been established: client is %s@%.*s, I am %.*s@%.*s\n",
1059                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
1060                                 client->netconnection->address,
1061                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
1062                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
1063                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
1064                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
1065                                 );
1066         }
1067
1068         strlcpy(client->name, "unconnected", sizeof(client->name));
1069         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
1070         client->spawned = false;
1071         client->edict = PRVM_EDICT_NUM(clientnum+1);
1072         if (client->netconnection)
1073                 client->netconnection->message.allowoverflow = true;            // we can catch it
1074         // prepare the unreliable message buffer
1075         client->unreliablemsg.data = client->unreliablemsg_data;
1076         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
1077         // updated by receiving "rate" command from client, this is also the default if not using a DP client
1078         client->rate = 1000000000;
1079         // no limits for local player
1080         if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
1081                 client->rate = 1000000000;
1082         client->connecttime = realtime;
1083
1084         if (!sv.loadgame)
1085         {
1086                 // call the progs to get default spawn parms for the new client
1087                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
1088                 PRVM_serverglobaledict(self) = 0;
1089                 PRVM_ExecuteProgram (PRVM_serverfunction(SetNewParms), "QC function SetNewParms is missing");
1090                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
1091                         client->spawn_parms[i] = (&PRVM_serverglobalfloat(parm1))[i];
1092
1093                 // set up the entity for this client (including .colormap, .team, etc)
1094                 PRVM_ED_ClearEdict(client->edict);
1095         }
1096
1097         // don't call SendServerinfo for a fresh botclient because its fields have
1098         // not been set up by the qc yet
1099         if (client->netconnection)
1100                 SV_SendServerinfo (client);
1101         else
1102                 client->spawned = true;
1103 }
1104
1105
1106 /*
1107 ===============================================================================
1108
1109 FRAME UPDATES
1110
1111 ===============================================================================
1112 */
1113
1114 /*
1115 =============================================================================
1116
1117 The PVS must include a small area around the client to allow head bobbing
1118 or other small motion on the client side.  Otherwise, a bob might cause an
1119 entity that should be visible to not show up, especially when the bob
1120 crosses a waterline.
1121
1122 =============================================================================
1123 */
1124
1125 static qboolean SV_PrepareEntityForSending (prvm_edict_t *ent, entity_state_t *cs, int enumber)
1126 {
1127         int i;
1128         unsigned int sendflags;
1129         unsigned int version;
1130         unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius;
1131         unsigned int customizeentityforclient;
1132         unsigned int sendentity;
1133         float f;
1134         float *v;
1135         vec3_t cullmins, cullmaxs;
1136         dp_model_t *model;
1137
1138         // fast path for games that do not use legacy entity networking
1139         // note: still networks clients even if they are legacy
1140         sendentity = PRVM_serveredictfunction(ent, SendEntity);
1141         if (sv_onlycsqcnetworking.integer && !sendentity && enumber > svs.maxclients)
1142                 return false;
1143
1144         // this 2 billion unit check is actually to detect NAN origins
1145         // (we really don't want to send those)
1146         if (!(VectorLength2(PRVM_serveredictvector(ent, origin)) < 2000000000.0*2000000000.0))
1147                 return false;
1148
1149         // EF_NODRAW prevents sending for any reason except for your own
1150         // client, so we must keep all clients in this superset
1151         effects = (unsigned)PRVM_serveredictfloat(ent, effects);
1152
1153         // we can omit invisible entities with no effects that are not clients
1154         // LordHavoc: this could kill tags attached to an invisible entity, I
1155         // just hope we never have to support that case
1156         i = (int)PRVM_serveredictfloat(ent, modelindex);
1157         modelindex = (i >= 1 && i < MAX_MODELS && PRVM_serveredictstring(ent, model) && *PRVM_GetString(PRVM_serveredictstring(ent, model)) && sv.models[i]) ? i : 0;
1158
1159         flags = 0;
1160         i = (int)(PRVM_serveredictfloat(ent, glow_size) * 0.25f);
1161         glowsize = (unsigned char)bound(0, i, 255);
1162         if (PRVM_serveredictfloat(ent, glow_trail))
1163                 flags |= RENDER_GLOWTRAIL;
1164         if (PRVM_serveredictedict(ent, viewmodelforclient))
1165                 flags |= RENDER_VIEWMODEL;
1166
1167         v = PRVM_serveredictvector(ent, color);
1168         f = v[0]*256;
1169         light[0] = (unsigned short)bound(0, f, 65535);
1170         f = v[1]*256;
1171         light[1] = (unsigned short)bound(0, f, 65535);
1172         f = v[2]*256;
1173         light[2] = (unsigned short)bound(0, f, 65535);
1174         f = PRVM_serveredictfloat(ent, light_lev);
1175         light[3] = (unsigned short)bound(0, f, 65535);
1176         lightstyle = (unsigned char)PRVM_serveredictfloat(ent, style);
1177         lightpflags = (unsigned char)PRVM_serveredictfloat(ent, pflags);
1178
1179         if (gamemode == GAME_TENEBRAE)
1180         {
1181                 // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
1182                 if (effects & 16)
1183                 {
1184                         effects &= ~16;
1185                         lightpflags |= PFLAGS_FULLDYNAMIC;
1186                 }
1187                 // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
1188                 if (effects & 32)
1189                 {
1190                         effects &= ~32;
1191                         light[0] = (int)(0.2*256);
1192                         light[1] = (int)(1.0*256);
1193                         light[2] = (int)(0.2*256);
1194                         light[3] = 200;
1195                         lightpflags |= PFLAGS_FULLDYNAMIC;
1196                 }
1197         }
1198
1199         specialvisibilityradius = 0;
1200         if (lightpflags & PFLAGS_FULLDYNAMIC)
1201                 specialvisibilityradius = max(specialvisibilityradius, light[3]);
1202         if (glowsize)
1203                 specialvisibilityradius = max(specialvisibilityradius, glowsize * 4);
1204         if (flags & RENDER_GLOWTRAIL)
1205                 specialvisibilityradius = max(specialvisibilityradius, 100);
1206         if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1207         {
1208                 if (effects & EF_BRIGHTFIELD)
1209                         specialvisibilityradius = max(specialvisibilityradius, 80);
1210                 if (effects & EF_MUZZLEFLASH)
1211                         specialvisibilityradius = max(specialvisibilityradius, 100);
1212                 if (effects & EF_BRIGHTLIGHT)
1213                         specialvisibilityradius = max(specialvisibilityradius, 400);
1214                 if (effects & EF_DIMLIGHT)
1215                         specialvisibilityradius = max(specialvisibilityradius, 200);
1216                 if (effects & EF_RED)
1217                         specialvisibilityradius = max(specialvisibilityradius, 200);
1218                 if (effects & EF_BLUE)
1219                         specialvisibilityradius = max(specialvisibilityradius, 200);
1220                 if (effects & EF_FLAME)
1221                         specialvisibilityradius = max(specialvisibilityradius, 250);
1222                 if (effects & EF_STARDUST)
1223                         specialvisibilityradius = max(specialvisibilityradius, 100);
1224         }
1225
1226         // early culling checks
1227         // (final culling is done by SV_MarkWriteEntityStateToClient)
1228         customizeentityforclient = PRVM_serveredictfunction(ent, customizeentityforclient);
1229         if (!customizeentityforclient && enumber > svs.maxclients && (!modelindex && !specialvisibilityradius))
1230                 return false;
1231
1232         *cs = defaultstate;
1233         cs->active = ACTIVE_NETWORK;
1234         cs->number = enumber;
1235         VectorCopy(PRVM_serveredictvector(ent, origin), cs->origin);
1236         VectorCopy(PRVM_serveredictvector(ent, angles), cs->angles);
1237         cs->flags = flags;
1238         cs->effects = effects;
1239         cs->colormap = (unsigned)PRVM_serveredictfloat(ent, colormap);
1240         cs->modelindex = modelindex;
1241         cs->skin = (unsigned)PRVM_serveredictfloat(ent, skin);
1242         cs->frame = (unsigned)PRVM_serveredictfloat(ent, frame);
1243         cs->viewmodelforclient = PRVM_serveredictedict(ent, viewmodelforclient);
1244         cs->exteriormodelforclient = PRVM_serveredictedict(ent, exteriormodeltoclient);
1245         cs->nodrawtoclient = PRVM_serveredictedict(ent, nodrawtoclient);
1246         cs->drawonlytoclient = PRVM_serveredictedict(ent, drawonlytoclient);
1247         cs->customizeentityforclient = customizeentityforclient;
1248         cs->tagentity = PRVM_serveredictedict(ent, tag_entity);
1249         cs->tagindex = (unsigned char)PRVM_serveredictfloat(ent, tag_index);
1250         cs->glowsize = glowsize;
1251         cs->traileffectnum = PRVM_serveredictfloat(ent, traileffectnum);
1252
1253         // don't need to init cs->colormod because the defaultstate did that for us
1254         //cs->colormod[0] = cs->colormod[1] = cs->colormod[2] = 32;
1255         v = PRVM_serveredictvector(ent, colormod);
1256         if (VectorLength2(v))
1257         {
1258                 i = (int)(v[0] * 32.0f);cs->colormod[0] = bound(0, i, 255);
1259                 i = (int)(v[1] * 32.0f);cs->colormod[1] = bound(0, i, 255);
1260                 i = (int)(v[2] * 32.0f);cs->colormod[2] = bound(0, i, 255);
1261         }
1262
1263         // don't need to init cs->glowmod because the defaultstate did that for us
1264         //cs->glowmod[0] = cs->glowmod[1] = cs->glowmod[2] = 32;
1265         v = PRVM_serveredictvector(ent, glowmod);
1266         if (VectorLength2(v))
1267         {
1268                 i = (int)(v[0] * 32.0f);cs->glowmod[0] = bound(0, i, 255);
1269                 i = (int)(v[1] * 32.0f);cs->glowmod[1] = bound(0, i, 255);
1270                 i = (int)(v[2] * 32.0f);cs->glowmod[2] = bound(0, i, 255);
1271         }
1272
1273         cs->modelindex = modelindex;
1274
1275         cs->alpha = 255;
1276         f = (PRVM_serveredictfloat(ent, alpha) * 255.0f);
1277         if (f)
1278         {
1279                 i = (int)f;
1280                 cs->alpha = (unsigned char)bound(0, i, 255);
1281         }
1282         // halflife
1283         f = (PRVM_serveredictfloat(ent, renderamt));
1284         if (f)
1285         {
1286                 i = (int)f;
1287                 cs->alpha = (unsigned char)bound(0, i, 255);
1288         }
1289
1290         cs->scale = 16;
1291         f = (PRVM_serveredictfloat(ent, scale) * 16.0f);
1292         if (f)
1293         {
1294                 i = (int)f;
1295                 cs->scale = (unsigned char)bound(0, i, 255);
1296         }
1297
1298         cs->glowcolor = 254;
1299         f = PRVM_serveredictfloat(ent, glow_color);
1300         if (f)
1301                 cs->glowcolor = (int)f;
1302
1303         if (PRVM_serveredictfloat(ent, fullbright))
1304                 cs->effects |= EF_FULLBRIGHT;
1305
1306         f = PRVM_serveredictfloat(ent, modelflags);
1307         if (f)
1308                 cs->effects |= ((unsigned int)f & 0xff) << 24;
1309
1310         if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
1311                 cs->flags |= RENDER_STEP;
1312         if (cs->number != sv.writeentitiestoclient_cliententitynumber && (cs->effects & EF_LOWPRECISION) && cs->origin[0] >= -32768 && cs->origin[1] >= -32768 && cs->origin[2] >= -32768 && cs->origin[0] <= 32767 && cs->origin[1] <= 32767 && cs->origin[2] <= 32767)
1313                 cs->flags |= RENDER_LOWPRECISION;
1314         if (PRVM_serveredictfloat(ent, colormap) >= 1024)
1315                 cs->flags |= RENDER_COLORMAPPED;
1316         if (cs->viewmodelforclient)
1317                 cs->flags |= RENDER_VIEWMODEL; // show relative to the view
1318
1319         if (PRVM_serveredictfloat(ent, sendcomplexanimation))
1320         {
1321                 cs->flags |= RENDER_COMPLEXANIMATION;
1322                 if (PRVM_serveredictfloat(ent, skeletonindex) >= 1)
1323                         cs->skeletonobject = ent->priv.server->skeleton;
1324                 cs->framegroupblend[0].frame = PRVM_serveredictfloat(ent, frame);
1325                 cs->framegroupblend[1].frame = PRVM_serveredictfloat(ent, frame2);
1326                 cs->framegroupblend[2].frame = PRVM_serveredictfloat(ent, frame3);
1327                 cs->framegroupblend[3].frame = PRVM_serveredictfloat(ent, frame4);
1328                 cs->framegroupblend[0].start = PRVM_serveredictfloat(ent, frame1time);
1329                 cs->framegroupblend[1].start = PRVM_serveredictfloat(ent, frame2time);
1330                 cs->framegroupblend[2].start = PRVM_serveredictfloat(ent, frame3time);
1331                 cs->framegroupblend[3].start = PRVM_serveredictfloat(ent, frame4time);
1332                 cs->framegroupblend[1].lerp = PRVM_serveredictfloat(ent, lerpfrac);
1333                 cs->framegroupblend[2].lerp = PRVM_serveredictfloat(ent, lerpfrac3);
1334                 cs->framegroupblend[3].lerp = PRVM_serveredictfloat(ent, lerpfrac4);
1335                 cs->framegroupblend[0].lerp = 1.0f - cs->framegroupblend[1].lerp - cs->framegroupblend[2].lerp - cs->framegroupblend[3].lerp;
1336         }
1337
1338         cs->light[0] = light[0];
1339         cs->light[1] = light[1];
1340         cs->light[2] = light[2];
1341         cs->light[3] = light[3];
1342         cs->lightstyle = lightstyle;
1343         cs->lightpflags = lightpflags;
1344
1345         cs->specialvisibilityradius = specialvisibilityradius;
1346
1347         // calculate the visible box of this entity (don't use the physics box
1348         // as that is often smaller than a model, and would not count
1349         // specialvisibilityradius)
1350         if ((model = SV_GetModelByIndex(modelindex)) && (model->type != mod_null))
1351         {
1352                 float scale = cs->scale * (1.0f / 16.0f);
1353                 if (cs->angles[0] || cs->angles[2]) // pitch and roll
1354                 {
1355                         VectorMA(cs->origin, scale, model->rotatedmins, cullmins);
1356                         VectorMA(cs->origin, scale, model->rotatedmaxs, cullmaxs);
1357                 }
1358                 else if (cs->angles[1] || ((effects | model->effects) & EF_ROTATE))
1359                 {
1360                         VectorMA(cs->origin, scale, model->yawmins, cullmins);
1361                         VectorMA(cs->origin, scale, model->yawmaxs, cullmaxs);
1362                 }
1363                 else
1364                 {
1365                         VectorMA(cs->origin, scale, model->normalmins, cullmins);
1366                         VectorMA(cs->origin, scale, model->normalmaxs, cullmaxs);
1367                 }
1368         }
1369         else
1370         {
1371                 // if there is no model (or it could not be loaded), use the physics box
1372                 VectorAdd(cs->origin, PRVM_serveredictvector(ent, mins), cullmins);
1373                 VectorAdd(cs->origin, PRVM_serveredictvector(ent, maxs), cullmaxs);
1374         }
1375         if (specialvisibilityradius)
1376         {
1377                 cullmins[0] = min(cullmins[0], cs->origin[0] - specialvisibilityradius);
1378                 cullmins[1] = min(cullmins[1], cs->origin[1] - specialvisibilityradius);
1379                 cullmins[2] = min(cullmins[2], cs->origin[2] - specialvisibilityradius);
1380                 cullmaxs[0] = max(cullmaxs[0], cs->origin[0] + specialvisibilityradius);
1381                 cullmaxs[1] = max(cullmaxs[1], cs->origin[1] + specialvisibilityradius);
1382                 cullmaxs[2] = max(cullmaxs[2], cs->origin[2] + specialvisibilityradius);
1383         }
1384
1385         // calculate center of bbox for network prioritization purposes
1386         VectorMAM(0.5f, cullmins, 0.5f, cullmaxs, cs->netcenter);
1387
1388         // if culling box has moved, update pvs cluster links
1389         if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
1390         {
1391                 VectorCopy(cullmins, ent->priv.server->cullmins);
1392                 VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
1393                 // a value of -1 for pvs_numclusters indicates that the links are not
1394                 // cached, and should be re-tested each time, this is the case if the
1395                 // culling box touches too many pvs clusters to store, or if the world
1396                 // model does not support FindBoxClusters
1397                 ent->priv.server->pvs_numclusters = -1;
1398                 if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters)
1399                 {
1400                         i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist);
1401                         if (i <= MAX_ENTITYCLUSTERS)
1402                                 ent->priv.server->pvs_numclusters = i;
1403                 }
1404         }
1405
1406         // we need to do some csqc entity upkeep here
1407         // get self.SendFlags and clear them
1408         // (to let the QC know that they've been read)
1409         if (sendentity)
1410         {
1411                 sendflags = (unsigned int)PRVM_serveredictfloat(ent, SendFlags);
1412                 PRVM_serveredictfloat(ent, SendFlags) = 0;
1413                 // legacy self.Version system
1414                 if ((version = (unsigned int)PRVM_serveredictfloat(ent, Version)))
1415                 {
1416                         if (sv.csqcentityversion[enumber] != version)
1417                                 sendflags = 0xFFFFFF;
1418                         sv.csqcentityversion[enumber] = version;
1419                 }
1420                 // move sendflags into the per-client sendflags
1421                 if (sendflags)
1422                         for (i = 0;i < svs.maxclients;i++)
1423                                 svs.clients[i].csqcentitysendflags[enumber] |= sendflags;
1424                 // mark it as inactive for non-csqc networking
1425                 cs->active = ACTIVE_SHARED;
1426         }
1427
1428         return true;
1429 }
1430
1431 void SV_PrepareEntitiesForSending(void)
1432 {
1433         int e;
1434         prvm_edict_t *ent;
1435         // send all entities that touch the pvs
1436         sv.numsendentities = 0;
1437         sv.sendentitiesindex[0] = NULL;
1438         memset(sv.sendentitiesindex, 0, prog->num_edicts * sizeof(*sv.sendentitiesindex));
1439         for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
1440         {
1441                 if (!ent->priv.server->free && SV_PrepareEntityForSending(ent, sv.sendentities + sv.numsendentities, e))
1442                 {
1443                         sv.sendentitiesindex[e] = sv.sendentities + sv.numsendentities;
1444                         sv.numsendentities++;
1445                 }
1446         }
1447 }
1448
1449 #define MAX_LINEOFSIGHTTRACES 64
1450
1451 qboolean SV_CanSeeBox(int numtraces, vec_t enlarge, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs)
1452 {
1453         float pitchsign;
1454         float alpha;
1455         float starttransformed[3], endtransformed[3];
1456         int blocked = 0;
1457         int traceindex;
1458         int originalnumtouchedicts;
1459         int numtouchedicts = 0;
1460         int touchindex;
1461         matrix4x4_t matrix, imatrix;
1462         dp_model_t *model;
1463         prvm_edict_t *touch;
1464         static prvm_edict_t *touchedicts[MAX_EDICTS];
1465         vec3_t boxmins, boxmaxs;
1466         vec3_t clipboxmins, clipboxmaxs;
1467         vec3_t endpoints[MAX_LINEOFSIGHTTRACES];
1468
1469         numtraces = min(numtraces, MAX_LINEOFSIGHTTRACES);
1470
1471         // expand the box a little
1472         boxmins[0] = (enlarge+1) * entboxmins[0] - enlarge * entboxmaxs[0];
1473         boxmaxs[0] = (enlarge+1) * entboxmaxs[0] - enlarge * entboxmins[0];
1474         boxmins[1] = (enlarge+1) * entboxmins[1] - enlarge * entboxmaxs[1];
1475         boxmaxs[1] = (enlarge+1) * entboxmaxs[1] - enlarge * entboxmins[1];
1476         boxmins[2] = (enlarge+1) * entboxmins[2] - enlarge * entboxmaxs[2];
1477         boxmaxs[2] = (enlarge+1) * entboxmaxs[2] - enlarge * entboxmins[2];
1478
1479         VectorMAM(0.5f, boxmins, 0.5f, boxmaxs, endpoints[0]);
1480         for (traceindex = 1;traceindex < numtraces;traceindex++)
1481                 VectorSet(endpoints[traceindex], lhrandom(boxmins[0], boxmaxs[0]), lhrandom(boxmins[1], boxmaxs[1]), lhrandom(boxmins[2], boxmaxs[2]));
1482
1483         // calculate sweep box for the entire swarm of traces
1484         VectorCopy(eye, clipboxmins);
1485         VectorCopy(eye, clipboxmaxs);
1486         for (traceindex = 0;traceindex < numtraces;traceindex++)
1487         {
1488                 clipboxmins[0] = min(clipboxmins[0], endpoints[traceindex][0]);
1489                 clipboxmins[1] = min(clipboxmins[1], endpoints[traceindex][1]);
1490                 clipboxmins[2] = min(clipboxmins[2], endpoints[traceindex][2]);
1491                 clipboxmaxs[0] = max(clipboxmaxs[0], endpoints[traceindex][0]);
1492                 clipboxmaxs[1] = max(clipboxmaxs[1], endpoints[traceindex][1]);
1493                 clipboxmaxs[2] = max(clipboxmaxs[2], endpoints[traceindex][2]);
1494         }
1495
1496         // get the list of entities in the sweep box
1497         if (sv_cullentities_trace_entityocclusion.integer)
1498                 numtouchedicts = World_EntitiesInBox(&sv.world, clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
1499         if (numtouchedicts > MAX_EDICTS)
1500         {
1501                 // this never happens
1502                 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
1503                 numtouchedicts = MAX_EDICTS;
1504         }
1505         // iterate the entities found in the sweep box and filter them
1506         originalnumtouchedicts = numtouchedicts;
1507         numtouchedicts = 0;
1508         for (touchindex = 0;touchindex < originalnumtouchedicts;touchindex++)
1509         {
1510                 touch = touchedicts[touchindex];
1511                 if (PRVM_serveredictfloat(touch, solid) != SOLID_BSP)
1512                         continue;
1513                 model = SV_GetModelFromEdict(touch);
1514                 if (!model || !model->brush.TraceLineOfSight)
1515                         continue;
1516                 // skip obviously transparent entities
1517                 alpha = PRVM_serveredictfloat(touch, alpha);
1518                 if (alpha && alpha < 1)
1519                         continue;
1520                 if ((int)PRVM_serveredictfloat(touch, effects) & EF_ADDITIVE)
1521                         continue;
1522                 touchedicts[numtouchedicts++] = touch;
1523         }
1524
1525         // now that we have a filtered list of "interesting" entities, fire each
1526         // ray against all of them, this gives us an early-out case when something
1527         // is visible (which it often is)
1528
1529         for (traceindex = 0;traceindex < numtraces;traceindex++)
1530         {
1531                 // check world occlusion
1532                 if (sv.worldmodel && sv.worldmodel->brush.TraceLineOfSight)
1533                         if (!sv.worldmodel->brush.TraceLineOfSight(sv.worldmodel, eye, endpoints[traceindex]))
1534                                 continue;
1535                 for (touchindex = 0;touchindex < numtouchedicts;touchindex++)
1536                 {
1537                         touch = touchedicts[touchindex];
1538                         model = SV_GetModelFromEdict(touch);
1539                         if(model && model->brush.TraceLineOfSight)
1540                         {
1541                                 // get the entity matrix
1542                                 pitchsign = SV_GetPitchSign(touch);
1543                                 Matrix4x4_CreateFromQuakeEntity(&matrix, PRVM_serveredictvector(touch, origin)[0], PRVM_serveredictvector(touch, origin)[1], PRVM_serveredictvector(touch, origin)[2], pitchsign * PRVM_serveredictvector(touch, angles)[0], PRVM_serveredictvector(touch, angles)[1], PRVM_serveredictvector(touch, angles)[2], 1);
1544                                 Matrix4x4_Invert_Simple(&imatrix, &matrix);
1545                                 // see if the ray hits this entity
1546                                 Matrix4x4_Transform(&imatrix, eye, starttransformed);
1547                                 Matrix4x4_Transform(&imatrix, endpoints[traceindex], endtransformed);
1548                                 if (!model->brush.TraceLineOfSight(model, starttransformed, endtransformed))
1549                                 {
1550                                         blocked++;
1551                                         break;
1552                                 }
1553                         }
1554                 }
1555                 // check if the ray was blocked
1556                 if (touchindex < numtouchedicts)
1557                         continue;
1558                 // return if the ray was not blocked
1559                 return true;
1560         }
1561
1562         // no rays survived
1563         return false;
1564 }
1565
1566 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
1567 {
1568         int isbmodel;
1569         dp_model_t *model;
1570         prvm_edict_t *ed;
1571         if (sv.sententitiesconsideration[s->number] == sv.sententitiesmark)
1572                 return;
1573         sv.sententitiesconsideration[s->number] = sv.sententitiesmark;
1574         sv.writeentitiestoclient_stats_totalentities++;
1575
1576         if (s->customizeentityforclient)
1577         {
1578                 PRVM_serverglobaledict(self) = s->number;
1579                 PRVM_serverglobaledict(other) = sv.writeentitiestoclient_cliententitynumber;
1580                 PRVM_ExecuteProgram(s->customizeentityforclient, "customizeentityforclient: NULL function");
1581                 if(!PRVM_G_FLOAT(OFS_RETURN) || !SV_PrepareEntityForSending(PRVM_EDICT_NUM(s->number), s, s->number))
1582                         return;
1583         }
1584
1585         // never reject player
1586         if (s->number != sv.writeentitiestoclient_cliententitynumber)
1587         {
1588                 // check various rejection conditions
1589                 if (s->nodrawtoclient == sv.writeentitiestoclient_cliententitynumber)
1590                         return;
1591                 if (s->drawonlytoclient && s->drawonlytoclient != sv.writeentitiestoclient_cliententitynumber)
1592                         return;
1593                 if (s->effects & EF_NODRAW)
1594                         return;
1595                 // LordHavoc: only send entities with a model or important effects
1596                 if (!s->modelindex && s->specialvisibilityradius == 0)
1597                         return;
1598
1599                 isbmodel = (model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*';
1600                 // viewmodels don't have visibility checking
1601                 if (s->viewmodelforclient)
1602                 {
1603                         if (s->viewmodelforclient != sv.writeentitiestoclient_cliententitynumber)
1604                                 return;
1605                 }
1606                 else if (s->tagentity)
1607                 {
1608                         // tag attached entities simply check their parent
1609                         if (!sv.sendentitiesindex[s->tagentity])
1610                                 return;
1611                         SV_MarkWriteEntityStateToClient(sv.sendentitiesindex[s->tagentity]);
1612                         if (sv.sententities[s->tagentity] != sv.sententitiesmark)
1613                                 return;
1614                 }
1615                 // always send world submodels in newer protocols because they don't
1616                 // generate much traffic (in old protocols they hog bandwidth)
1617                 // but only if sv_cullentities_nevercullbmodels is off
1618                 else if (!(s->effects & EF_NODEPTHTEST) && (!isbmodel || !sv_cullentities_nevercullbmodels.integer || sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE))
1619                 {
1620                         // entity has survived every check so far, check if visible
1621                         ed = PRVM_EDICT_NUM(s->number);
1622
1623                         // if not touching a visible leaf
1624                         if (sv_cullentities_pvs.integer && !r_novis.integer && !r_trippy.integer && sv.writeentitiestoclient_pvsbytes)
1625                         {
1626                                 if (ed->priv.server->pvs_numclusters < 0)
1627                                 {
1628                                         // entity too big for clusters list
1629                                         if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv.writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
1630                                         {
1631                                                 sv.writeentitiestoclient_stats_culled_pvs++;
1632                                                 return;
1633                                         }
1634                                 }
1635                                 else
1636                                 {
1637                                         int i;
1638                                         // check cached clusters list
1639                                         for (i = 0;i < ed->priv.server->pvs_numclusters;i++)
1640                                                 if (CHECKPVSBIT(sv.writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i]))
1641                                                         break;
1642                                         if (i == ed->priv.server->pvs_numclusters)
1643                                         {
1644                                                 sv.writeentitiestoclient_stats_culled_pvs++;
1645                                                 return;
1646                                         }
1647                                 }
1648                         }
1649
1650                         // or not seen by random tracelines
1651                         if (sv_cullentities_trace.integer && !isbmodel && sv.worldmodel->brush.TraceLineOfSight && !r_trippy.integer)
1652                         {
1653                                 int samples =
1654                                         s->number <= svs.maxclients
1655                                                 ? sv_cullentities_trace_samples_players.integer
1656                                                 :
1657                                         s->specialvisibilityradius
1658                                                 ? sv_cullentities_trace_samples_extra.integer
1659                                                 : sv_cullentities_trace_samples.integer;
1660                                 float enlarge = sv_cullentities_trace_enlarge.value;
1661
1662                                 if(samples > 0)
1663                                 {
1664                                         int eyeindex;
1665                                         for (eyeindex = 0;eyeindex < sv.writeentitiestoclient_numeyes;eyeindex++)
1666                                                 if(SV_CanSeeBox(samples, enlarge, sv.writeentitiestoclient_eyes[eyeindex], ed->priv.server->cullmins, ed->priv.server->cullmaxs))
1667                                                         break;
1668                                         if(eyeindex < sv.writeentitiestoclient_numeyes)
1669                                                 svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number] =
1670                                                         realtime + (
1671                                                                 s->number <= svs.maxclients
1672                                                                         ? sv_cullentities_trace_delay_players.value
1673                                                                         : sv_cullentities_trace_delay.value
1674                                                         );
1675                                         else if (realtime > svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number])
1676                                         {
1677                                                 sv.writeentitiestoclient_stats_culled_trace++;
1678                                                 return;
1679                                         }
1680                                 }
1681                         }
1682                 }
1683         }
1684
1685         // this just marks it for sending
1686         // FIXME: it would be more efficient to send here, but the entity
1687         // compressor isn't that flexible
1688         sv.writeentitiestoclient_stats_visibleentities++;
1689         sv.sententities[s->number] = sv.sententitiesmark;
1690 }
1691
1692 #if MAX_LEVELNETWORKEYES > 0
1693 #define MAX_EYE_RECURSION 1 // increase if recursion gets supported by portals
1694 void SV_AddCameraEyes(void)
1695 {
1696         int e, i, j, k;
1697         prvm_edict_t *ed;
1698         static int cameras[MAX_LEVELNETWORKEYES];
1699         static vec3_t camera_origins[MAX_LEVELNETWORKEYES];
1700         static int eye_levels[MAX_CLIENTNETWORKEYES];
1701         int n_cameras = 0;
1702         vec3_t mi, ma;
1703
1704         for(i = 0; i < sv.writeentitiestoclient_numeyes; ++i)
1705                 eye_levels[i] = 0;
1706
1707         // check line of sight to portal entities and add them to PVS
1708         for (e = 1, ed = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ed = PRVM_NEXT_EDICT(ed))
1709         {
1710                 if (!ed->priv.server->free)
1711                 {
1712                         if(PRVM_serveredictfunction(ed, camera_transform))
1713                         {
1714                                 PRVM_serverglobaledict(self) = e;
1715                                 PRVM_serverglobaledict(other) = sv.writeentitiestoclient_cliententitynumber;
1716                                 VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_serverglobalvector(trace_endpos));
1717                                 VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_G_VECTOR(OFS_PARM0));
1718                                 VectorClear(PRVM_G_VECTOR(OFS_PARM1));
1719                                 PRVM_ExecuteProgram(PRVM_serveredictfunction(ed, camera_transform), "QC function e.camera_transform is missing");
1720                                 if(!VectorCompare(PRVM_serverglobalvector(trace_endpos), sv.writeentitiestoclient_eyes[0]))
1721                                 {
1722                                         VectorCopy(PRVM_serverglobalvector(trace_endpos), camera_origins[n_cameras]);
1723                                         cameras[n_cameras] = e;
1724                                         ++n_cameras;
1725                                         if(n_cameras >= MAX_LEVELNETWORKEYES)
1726                                                 break;
1727                                 }
1728                         }
1729                 }
1730         }
1731
1732         if(!n_cameras)
1733                 return;
1734
1735         // i is loop counter, is reset to 0 when an eye got added
1736         // j is camera index to check
1737         for(i = 0, j = 0; sv.writeentitiestoclient_numeyes < MAX_CLIENTNETWORKEYES && i < n_cameras; ++i, ++j, j %= n_cameras)
1738         {
1739                 if(!cameras[j])
1740                         continue;
1741                 ed = PRVM_EDICT_NUM(cameras[j]);
1742                 VectorAdd(PRVM_serveredictvector(ed, origin), PRVM_serveredictvector(ed, mins), mi);
1743                 VectorAdd(PRVM_serveredictvector(ed, origin), PRVM_serveredictvector(ed, maxs), ma);
1744                 for(k = 0; k < sv.writeentitiestoclient_numeyes; ++k)
1745                 if(eye_levels[k] <= MAX_EYE_RECURSION)
1746                 {
1747                         if(SV_CanSeeBox(sv_cullentities_trace_samples.integer, sv_cullentities_trace_enlarge.value, sv.writeentitiestoclient_eyes[k], mi, ma))
1748                         {
1749                                 eye_levels[sv.writeentitiestoclient_numeyes] = eye_levels[k] + 1;
1750                                 VectorCopy(camera_origins[j], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1751                                 // Con_Printf("added eye %d: %f %f %f because we can see %f %f %f .. %f %f %f from eye %d\n", j, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][0], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][1], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][2], mi[0], mi[1], mi[2], ma[0], ma[1], ma[2], k);
1752                                 sv.writeentitiestoclient_numeyes++;
1753                                 cameras[j] = 0;
1754                                 i = 0;
1755                                 break;
1756                         }
1757                 }
1758         }
1759 }
1760 #else
1761 void SV_AddCameraEyes(void)
1762 {
1763 }
1764 #endif
1765
1766 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int maxsize)
1767 {
1768         qboolean need_empty = false;
1769         int i, numsendstates, numcsqcsendstates;
1770         entity_state_t *s;
1771         prvm_edict_t *camera;
1772         qboolean success;
1773         vec3_t eye;
1774
1775         // if there isn't enough space to accomplish anything, skip it
1776         if (msg->cursize + 25 > maxsize)
1777                 return;
1778
1779         sv.writeentitiestoclient_msg = msg;
1780         sv.writeentitiestoclient_clientnumber = client - svs.clients;
1781
1782         sv.writeentitiestoclient_stats_culled_pvs = 0;
1783         sv.writeentitiestoclient_stats_culled_trace = 0;
1784         sv.writeentitiestoclient_stats_visibleentities = 0;
1785         sv.writeentitiestoclient_stats_totalentities = 0;
1786         sv.writeentitiestoclient_numeyes = 0;
1787
1788         // get eye location
1789         sv.writeentitiestoclient_cliententitynumber = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
1790         camera = PRVM_EDICT_NUM( client->clientcamera );
1791         VectorAdd(PRVM_serveredictvector(camera, origin), PRVM_serveredictvector(clent, view_ofs), eye);
1792         sv.writeentitiestoclient_pvsbytes = 0;
1793         // get the PVS values for the eye location, later FatPVS calls will merge
1794         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
1795                 sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, eye, 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0);
1796
1797         // add the eye to a list for SV_CanSeeBox tests
1798         VectorCopy(eye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1799         sv.writeentitiestoclient_numeyes++;
1800
1801         // calculate predicted eye origin for SV_CanSeeBox tests
1802         if (sv_cullentities_trace_prediction.integer)
1803         {
1804                 vec_t predtime = bound(0, host_client->ping, sv_cullentities_trace_prediction_time.value);
1805                 vec3_t predeye;
1806                 VectorMA(eye, predtime, PRVM_serveredictvector(camera, velocity), predeye);
1807                 if (SV_CanSeeBox(1, 0, eye, predeye, predeye))
1808                 {
1809                         VectorCopy(predeye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1810                         sv.writeentitiestoclient_numeyes++;
1811                 }
1812                 //if (!sv.writeentitiestoclient_useprediction)
1813                 //      Con_DPrintf("Trying to walk into solid in a pingtime... not predicting for culling\n");
1814         }
1815
1816         SV_AddCameraEyes();
1817
1818         // build PVS from the new eyes
1819         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
1820                 for(i = 1; i < sv.writeentitiestoclient_numeyes; ++i)
1821                         sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv.writeentitiestoclient_eyes[i], 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0);
1822
1823         sv.sententitiesmark++;
1824
1825         for (i = 0;i < sv.numsendentities;i++)
1826                 SV_MarkWriteEntityStateToClient(sv.sendentities + i);
1827
1828         numsendstates = 0;
1829         numcsqcsendstates = 0;
1830         for (i = 0;i < sv.numsendentities;i++)
1831         {
1832                 s = &sv.sendentities[i];
1833                 if (sv.sententities[s->number] == sv.sententitiesmark)
1834                 {
1835                         if(s->active == ACTIVE_NETWORK)
1836                         {
1837                                 if (s->exteriormodelforclient)
1838                                 {
1839                                         if (s->exteriormodelforclient == sv.writeentitiestoclient_cliententitynumber)
1840                                                 s->flags |= RENDER_EXTERIORMODEL;
1841                                         else
1842                                                 s->flags &= ~RENDER_EXTERIORMODEL;
1843                                 }
1844                                 sv.writeentitiestoclient_sendstates[numsendstates++] = s;
1845                         }
1846                         else if(sv.sendentities[i].active == ACTIVE_SHARED)
1847                                 sv.writeentitiestoclient_csqcsendstates[numcsqcsendstates++] = s->number;
1848                         else
1849                                 Con_Printf("entity %d is in sv.sendentities and marked, but not active, please breakpoint me\n", s->number);
1850                 }
1851         }
1852
1853         if (sv_cullentities_stats.integer)
1854                 Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, sv.writeentitiestoclient_stats_totalentities, sv.writeentitiestoclient_stats_visibleentities, sv.writeentitiestoclient_stats_culled_pvs + sv.writeentitiestoclient_stats_culled_trace, sv.writeentitiestoclient_stats_culled_pvs, sv.writeentitiestoclient_stats_culled_trace);
1855
1856         if(client->entitydatabase5)
1857                 need_empty = EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, client->entitydatabase5->latestframenum + 1);
1858         else
1859                 EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, 0);
1860
1861         if(client->num_skippedentityframes >= 10)
1862                 need_empty = true; // force every 10th frame to be not empty (or cl_movement replay takes too long)
1863
1864         if (client->entitydatabase5)
1865                 success = EntityFrame5_WriteFrame(msg, maxsize, client->entitydatabase5, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1, client->movesequence, need_empty);
1866         else if (client->entitydatabase4)
1867         {
1868                 success = EntityFrame4_WriteFrame(msg, maxsize, client->entitydatabase4, numsendstates, sv.writeentitiestoclient_sendstates);
1869                 Protocol_WriteStatsReliable();
1870         }
1871         else if (client->entitydatabase)
1872         {
1873                 success = EntityFrame_WriteFrame(msg, maxsize, client->entitydatabase, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1);
1874                 Protocol_WriteStatsReliable();
1875         }
1876         else
1877         {
1878                 success = EntityFrameQuake_WriteFrame(msg, maxsize, numsendstates, sv.writeentitiestoclient_sendstates);
1879                 Protocol_WriteStatsReliable();
1880         }
1881
1882         if(success)
1883                 client->num_skippedentityframes = 0;
1884         else
1885                 ++client->num_skippedentityframes;
1886 }
1887
1888 /*
1889 =============
1890 SV_CleanupEnts
1891
1892 =============
1893 */
1894 static void SV_CleanupEnts (void)
1895 {
1896         int             e;
1897         prvm_edict_t    *ent;
1898
1899         ent = PRVM_NEXT_EDICT(prog->edicts);
1900         for (e=1 ; e<prog->num_edicts ; e++, ent = PRVM_NEXT_EDICT(ent))
1901                 PRVM_serveredictfloat(ent, effects) = (int)PRVM_serveredictfloat(ent, effects) & ~EF_MUZZLEFLASH;
1902 }
1903
1904 /*
1905 ==================
1906 SV_WriteClientdataToMessage
1907
1908 ==================
1909 */
1910 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats)
1911 {
1912         int             bits;
1913         int             i;
1914         prvm_edict_t    *other;
1915         int             items;
1916         vec3_t  punchvector;
1917         int             viewzoom;
1918         const char *s;
1919         float   *statsf = (float *)stats;
1920         float gravity;
1921
1922 //
1923 // send a damage message
1924 //
1925         if (PRVM_serveredictfloat(ent, dmg_take) || PRVM_serveredictfloat(ent, dmg_save))
1926         {
1927                 other = PRVM_PROG_TO_EDICT(PRVM_serveredictedict(ent, dmg_inflictor));
1928                 MSG_WriteByte (msg, svc_damage);
1929                 MSG_WriteByte (msg, (int)PRVM_serveredictfloat(ent, dmg_save));
1930                 MSG_WriteByte (msg, (int)PRVM_serveredictfloat(ent, dmg_take));
1931                 for (i=0 ; i<3 ; i++)
1932                         MSG_WriteCoord (msg, PRVM_serveredictvector(other, origin)[i] + 0.5*(PRVM_serveredictvector(other, mins)[i] + PRVM_serveredictvector(other, maxs)[i]), sv.protocol);
1933
1934                 PRVM_serveredictfloat(ent, dmg_take) = 0;
1935                 PRVM_serveredictfloat(ent, dmg_save) = 0;
1936         }
1937
1938 //
1939 // send the current viewpos offset from the view entity
1940 //
1941         SV_SetIdealPitch ();            // how much to look up / down ideally
1942
1943 // a fixangle might get lost in a dropped packet.  Oh well.
1944         if(PRVM_serveredictfloat(ent, fixangle))
1945         {
1946                 // angle fixing was requested by global thinking code...
1947                 // so store the current angles for later use
1948                 memcpy(host_client->fixangle_angles, PRVM_serveredictvector(ent, angles), sizeof(host_client->fixangle_angles));
1949                 host_client->fixangle_angles_set = TRUE;
1950
1951                 // and clear fixangle for the next frame
1952                 PRVM_serveredictfloat(ent, fixangle) = 0;
1953         }
1954
1955         if (host_client->fixangle_angles_set)
1956         {
1957                 MSG_WriteByte (msg, svc_setangle);
1958                 for (i=0 ; i < 3 ; i++)
1959                         MSG_WriteAngle (msg, host_client->fixangle_angles[i], sv.protocol);
1960                 host_client->fixangle_angles_set = FALSE;
1961         }
1962
1963         // stuff the sigil bits into the high bits of items for sbar, or else
1964         // mix in items2
1965         if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
1966                 items = (int)PRVM_serveredictfloat(ent, items) | ((int)PRVM_serveredictfloat(ent, items2) << 23);
1967         else
1968                 items = (int)PRVM_serveredictfloat(ent, items) | ((int)PRVM_serverglobalfloat(serverflags) << 28);
1969
1970         VectorCopy(PRVM_serveredictvector(ent, punchvector), punchvector);
1971
1972         // cache weapon model name and index in client struct to save time
1973         // (this search can be almost 1% of cpu time!)
1974         s = PRVM_GetString(PRVM_serveredictstring(ent, weaponmodel));
1975         if (strcmp(s, client->weaponmodel))
1976         {
1977                 strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel));
1978                 client->weaponmodelindex = SV_ModelIndex(s, 1);
1979         }
1980
1981         viewzoom = (int)(PRVM_serveredictfloat(ent, viewzoom) * 255.0f);
1982         if (viewzoom == 0)
1983                 viewzoom = 255;
1984
1985         bits = 0;
1986
1987         if ((int)PRVM_serveredictfloat(ent, flags) & FL_ONGROUND)
1988                 bits |= SU_ONGROUND;
1989         if (PRVM_serveredictfloat(ent, waterlevel) >= 2)
1990                 bits |= SU_INWATER;
1991         if (PRVM_serveredictfloat(ent, idealpitch))
1992                 bits |= SU_IDEALPITCH;
1993
1994         for (i=0 ; i<3 ; i++)
1995         {
1996                 if (PRVM_serveredictvector(ent, punchangle)[i])
1997                         bits |= (SU_PUNCH1<<i);
1998                 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)
1999                         if (punchvector[i])
2000                                 bits |= (SU_PUNCHVEC1<<i);
2001                 if (PRVM_serveredictvector(ent, velocity)[i])
2002                         bits |= (SU_VELOCITY1<<i);
2003         }
2004
2005         gravity = PRVM_serveredictfloat(ent, gravity);if (!gravity) gravity = 1.0f;
2006
2007         memset(stats, 0, sizeof(int[MAX_CL_STATS]));
2008         stats[STAT_VIEWHEIGHT] = (int)PRVM_serveredictvector(ent, view_ofs)[2];
2009         stats[STAT_ITEMS] = items;
2010         stats[STAT_WEAPONFRAME] = (int)PRVM_serveredictfloat(ent, weaponframe);
2011         stats[STAT_ARMOR] = (int)PRVM_serveredictfloat(ent, armorvalue);
2012         stats[STAT_WEAPON] = client->weaponmodelindex;
2013         stats[STAT_HEALTH] = (int)PRVM_serveredictfloat(ent, health);
2014         stats[STAT_AMMO] = (int)PRVM_serveredictfloat(ent, currentammo);
2015         stats[STAT_SHELLS] = (int)PRVM_serveredictfloat(ent, ammo_shells);
2016         stats[STAT_NAILS] = (int)PRVM_serveredictfloat(ent, ammo_nails);
2017         stats[STAT_ROCKETS] = (int)PRVM_serveredictfloat(ent, ammo_rockets);
2018         stats[STAT_CELLS] = (int)PRVM_serveredictfloat(ent, ammo_cells);
2019         stats[STAT_ACTIVEWEAPON] = (int)PRVM_serveredictfloat(ent, weapon);
2020         stats[STAT_VIEWZOOM] = viewzoom;
2021         stats[STAT_TOTALSECRETS] = (int)PRVM_serverglobalfloat(total_secrets);
2022         stats[STAT_TOTALMONSTERS] = (int)PRVM_serverglobalfloat(total_monsters);
2023         // the QC bumps these itself by sending svc_'s, so we have to keep them
2024         // zero or they'll be corrected by the engine
2025         //stats[STAT_SECRETS] = PRVM_serverglobalfloat(found_secrets);
2026         //stats[STAT_MONSTERS] = PRVM_serverglobalfloat(killed_monsters);
2027
2028         // movement settings for prediction
2029         // note: these are not sent in protocols with lower MAX_CL_STATS limits
2030         stats[STAT_MOVEFLAGS] = MOVEFLAG_VALID
2031                 | (sv_gameplayfix_q2airaccelerate.integer ? MOVEFLAG_Q2AIRACCELERATE : 0)
2032                 | (sv_gameplayfix_nogravityonground.integer ? MOVEFLAG_NOGRAVITYONGROUND : 0)
2033                 | (sv_gameplayfix_gravityunaffectedbyticrate.integer ? MOVEFLAG_GRAVITYUNAFFECTEDBYTICRATE : 0)
2034         ;
2035         statsf[STAT_MOVEVARS_TICRATE] = sys_ticrate.value;
2036         statsf[STAT_MOVEVARS_TIMESCALE] = slowmo.value;
2037         statsf[STAT_MOVEVARS_GRAVITY] = sv_gravity.value;
2038         statsf[STAT_MOVEVARS_STOPSPEED] = sv_stopspeed.value;
2039         statsf[STAT_MOVEVARS_MAXSPEED] = sv_maxspeed.value;
2040         statsf[STAT_MOVEVARS_SPECTATORMAXSPEED] = sv_maxspeed.value; // FIXME: QW has a separate cvar for this
2041         statsf[STAT_MOVEVARS_ACCELERATE] = sv_accelerate.value;
2042         statsf[STAT_MOVEVARS_AIRACCELERATE] = sv_airaccelerate.value >= 0 ? sv_airaccelerate.value : sv_accelerate.value;
2043         statsf[STAT_MOVEVARS_WATERACCELERATE] = sv_wateraccelerate.value >= 0 ? sv_wateraccelerate.value : sv_accelerate.value;
2044         statsf[STAT_MOVEVARS_ENTGRAVITY] = gravity;
2045         statsf[STAT_MOVEVARS_JUMPVELOCITY] = sv_jumpvelocity.value;
2046         statsf[STAT_MOVEVARS_EDGEFRICTION] = sv_edgefriction.value;
2047         statsf[STAT_MOVEVARS_MAXAIRSPEED] = sv_maxairspeed.value;
2048         statsf[STAT_MOVEVARS_STEPHEIGHT] = sv_stepheight.value;
2049         statsf[STAT_MOVEVARS_AIRACCEL_QW] = sv_airaccel_qw.value;
2050         statsf[STAT_MOVEVARS_AIRACCEL_QW_STRETCHFACTOR] = sv_airaccel_qw_stretchfactor.value;
2051         statsf[STAT_MOVEVARS_AIRACCEL_SIDEWAYS_FRICTION] = sv_airaccel_sideways_friction.value;
2052         statsf[STAT_MOVEVARS_FRICTION] = sv_friction.value;
2053         statsf[STAT_MOVEVARS_WATERFRICTION] = sv_waterfriction.value >= 0 ? sv_waterfriction.value : sv_friction.value;
2054         statsf[STAT_MOVEVARS_AIRSTOPACCELERATE] = sv_airstopaccelerate.value;
2055         statsf[STAT_MOVEVARS_AIRSTRAFEACCELERATE] = sv_airstrafeaccelerate.value;
2056         statsf[STAT_MOVEVARS_MAXAIRSTRAFESPEED] = sv_maxairstrafespeed.value;
2057         statsf[STAT_MOVEVARS_AIRSTRAFEACCEL_QW] = sv_airstrafeaccel_qw.value;
2058         statsf[STAT_MOVEVARS_AIRCONTROL] = sv_aircontrol.value;
2059         statsf[STAT_MOVEVARS_AIRCONTROL_POWER] = sv_aircontrol_power.value;
2060         statsf[STAT_MOVEVARS_AIRCONTROL_PENALTY] = sv_aircontrol_penalty.value;
2061         statsf[STAT_MOVEVARS_WARSOWBUNNY_AIRFORWARDACCEL] = sv_warsowbunny_airforwardaccel.value;
2062         statsf[STAT_MOVEVARS_WARSOWBUNNY_ACCEL] = sv_warsowbunny_accel.value;
2063         statsf[STAT_MOVEVARS_WARSOWBUNNY_TOPSPEED] = sv_warsowbunny_topspeed.value;
2064         statsf[STAT_MOVEVARS_WARSOWBUNNY_TURNACCEL] = sv_warsowbunny_turnaccel.value;
2065         statsf[STAT_MOVEVARS_WARSOWBUNNY_BACKTOSIDERATIO] = sv_warsowbunny_backtosideratio.value;
2066         statsf[STAT_MOVEVARS_AIRSPEEDLIMIT_NONQW] = sv_airspeedlimit_nonqw.value;
2067         statsf[STAT_FRAGLIMIT] = fraglimit.value;
2068         statsf[STAT_TIMELIMIT] = timelimit.value;
2069
2070         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 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
2071         {
2072                 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
2073                 bits |= SU_ITEMS;
2074                 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
2075                 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
2076                 bits |= SU_WEAPON;
2077                 // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
2078                 if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
2079                         if (viewzoom != 255)
2080                                 bits |= SU_VIEWZOOM;
2081         }
2082
2083         if (bits >= 65536)
2084                 bits |= SU_EXTEND1;
2085         if (bits >= 16777216)
2086                 bits |= SU_EXTEND2;
2087
2088         // send the data
2089         MSG_WriteByte (msg, svc_clientdata);
2090         MSG_WriteShort (msg, bits);
2091         if (bits & SU_EXTEND1)
2092                 MSG_WriteByte(msg, bits >> 16);
2093         if (bits & SU_EXTEND2)
2094                 MSG_WriteByte(msg, bits >> 24);
2095
2096         if (bits & SU_VIEWHEIGHT)
2097                 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
2098
2099         if (bits & SU_IDEALPITCH)
2100                 MSG_WriteChar (msg, (int)PRVM_serveredictfloat(ent, idealpitch));
2101
2102         for (i=0 ; i<3 ; i++)
2103         {
2104                 if (bits & (SU_PUNCH1<<i))
2105                 {
2106                         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)
2107                                 MSG_WriteChar(msg, (int)PRVM_serveredictvector(ent, punchangle)[i]);
2108                         else
2109                                 MSG_WriteAngle16i(msg, PRVM_serveredictvector(ent, punchangle)[i]);
2110                 }
2111                 if (bits & (SU_PUNCHVEC1<<i))
2112                 {
2113                         if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2114                                 MSG_WriteCoord16i(msg, punchvector[i]);
2115                         else
2116                                 MSG_WriteCoord32f(msg, punchvector[i]);
2117                 }
2118                 if (bits & (SU_VELOCITY1<<i))
2119                 {
2120                         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 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2121                                 MSG_WriteChar(msg, (int)(PRVM_serveredictvector(ent, velocity)[i] * (1.0f / 16.0f)));
2122                         else
2123                                 MSG_WriteCoord32f(msg, PRVM_serveredictvector(ent, velocity)[i]);
2124                 }
2125         }
2126
2127         if (bits & SU_ITEMS)
2128                 MSG_WriteLong (msg, stats[STAT_ITEMS]);
2129
2130         if (sv.protocol == PROTOCOL_DARKPLACES5)
2131         {
2132                 if (bits & SU_WEAPONFRAME)
2133                         MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
2134                 if (bits & SU_ARMOR)
2135                         MSG_WriteShort (msg, stats[STAT_ARMOR]);
2136                 if (bits & SU_WEAPON)
2137                         MSG_WriteShort (msg, stats[STAT_WEAPON]);
2138                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
2139                 MSG_WriteShort (msg, stats[STAT_AMMO]);
2140                 MSG_WriteShort (msg, stats[STAT_SHELLS]);
2141                 MSG_WriteShort (msg, stats[STAT_NAILS]);
2142                 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
2143                 MSG_WriteShort (msg, stats[STAT_CELLS]);
2144                 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
2145                 if (bits & SU_VIEWZOOM)
2146                         MSG_WriteShort (msg, bound(0, stats[STAT_VIEWZOOM], 65535));
2147         }
2148         else 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 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2149         {
2150                 if (bits & SU_WEAPONFRAME)
2151                         MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
2152                 if (bits & SU_ARMOR)
2153                         MSG_WriteByte (msg, stats[STAT_ARMOR]);
2154                 if (bits & SU_WEAPON)
2155                 {
2156                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2157                                 MSG_WriteShort (msg, stats[STAT_WEAPON]);
2158                         else
2159                                 MSG_WriteByte (msg, stats[STAT_WEAPON]);
2160                 }
2161                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
2162                 MSG_WriteByte (msg, stats[STAT_AMMO]);
2163                 MSG_WriteByte (msg, stats[STAT_SHELLS]);
2164                 MSG_WriteByte (msg, stats[STAT_NAILS]);
2165                 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
2166                 MSG_WriteByte (msg, stats[STAT_CELLS]);
2167                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
2168                 {
2169                         for (i = 0;i < 32;i++)
2170                                 if (stats[STAT_ACTIVEWEAPON] & (1<<i))
2171                                         break;
2172                         MSG_WriteByte (msg, i);
2173                 }
2174                 else
2175                         MSG_WriteByte (msg, stats[STAT_ACTIVEWEAPON]);
2176                 if (bits & SU_VIEWZOOM)
2177                 {
2178                         if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2179                                 MSG_WriteByte (msg, bound(0, stats[STAT_VIEWZOOM], 255));
2180                         else
2181                                 MSG_WriteShort (msg, bound(0, stats[STAT_VIEWZOOM], 65535));
2182                 }
2183         }
2184 }
2185
2186 void SV_FlushBroadcastMessages(void)
2187 {
2188         int i;
2189         client_t *client;
2190         if (sv.datagram.cursize <= 0)
2191                 return;
2192         for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
2193         {
2194                 if (!client->spawned || !client->netconnection || client->unreliablemsg.cursize + sv.datagram.cursize > client->unreliablemsg.maxsize || client->unreliablemsg_splitpoints >= (int)(sizeof(client->unreliablemsg_splitpoint)/sizeof(client->unreliablemsg_splitpoint[0])))
2195                         continue;
2196                 SZ_Write(&client->unreliablemsg, sv.datagram.data, sv.datagram.cursize);
2197                 client->unreliablemsg_splitpoint[client->unreliablemsg_splitpoints++] = client->unreliablemsg.cursize;
2198         }
2199         SZ_Clear(&sv.datagram);
2200 }
2201
2202 static void SV_WriteUnreliableMessages(client_t *client, sizebuf_t *msg, int maxsize, int maxsize2)
2203 {
2204         // scan the splitpoints to find out how many we can fit in
2205         int numsegments, j, split;
2206         if (!client->unreliablemsg_splitpoints)
2207                 return;
2208         // always accept the first one if it's within 1024 bytes, this ensures
2209         // that very big datagrams which are over the rate limit still get
2210         // through, just to keep it working
2211         for (numsegments = 1;numsegments < client->unreliablemsg_splitpoints;numsegments++)
2212                 if (msg->cursize + client->unreliablemsg_splitpoint[numsegments] > maxsize)
2213                         break;
2214         // the first segment gets an exemption from the rate limiting, otherwise
2215         // it could get dropped consistently due to a low rate limit
2216         if (numsegments == 1)
2217                 maxsize = maxsize2;
2218         // some will fit, so add the ones that will fit
2219         split = client->unreliablemsg_splitpoint[numsegments-1];
2220         // note this discards ones that were accepted by the segments scan but
2221         // can not fit, such as a really huge first one that will never ever
2222         // fit in a packet...
2223         if (msg->cursize + split <= maxsize)
2224                 SZ_Write(msg, client->unreliablemsg.data, split);
2225         // remove the part we sent, keeping any remaining data
2226         client->unreliablemsg.cursize -= split;
2227         if (client->unreliablemsg.cursize > 0)
2228                 memmove(client->unreliablemsg.data, client->unreliablemsg.data + split, client->unreliablemsg.cursize);
2229         // adjust remaining splitpoints
2230         client->unreliablemsg_splitpoints -= numsegments;
2231         for (j = 0;j < client->unreliablemsg_splitpoints;j++)
2232                 client->unreliablemsg_splitpoint[j] = client->unreliablemsg_splitpoint[numsegments + j] - split;
2233 }
2234
2235 /*
2236 =======================
2237 SV_SendClientDatagram
2238 =======================
2239 */
2240 static void SV_SendClientDatagram (client_t *client)
2241 {
2242         int clientrate, maxrate, maxsize, maxsize2, downloadsize;
2243         sizebuf_t msg;
2244         int stats[MAX_CL_STATS];
2245         static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE];
2246
2247         // obey rate limit by limiting packet frequency if the packet size
2248         // limiting fails
2249         // (usually this is caused by reliable messages)
2250         if (!NetConn_CanSend(client->netconnection))
2251                 return;
2252
2253         // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates
2254         maxrate = max(NET_MINRATE, sv_maxrate.integer);
2255         if (sv_maxrate.integer != maxrate)
2256                 Cvar_SetValueQuick(&sv_maxrate, maxrate);
2257
2258         // clientrate determines the 'cleartime' of a packet
2259         // (how long to wait before sending another, based on this packet's size)
2260         clientrate = bound(NET_MINRATE, client->rate, maxrate);
2261
2262         switch (sv.protocol)
2263         {
2264         case PROTOCOL_QUAKE:
2265         case PROTOCOL_QUAKEDP:
2266         case PROTOCOL_NEHAHRAMOVIE:
2267         case PROTOCOL_NEHAHRABJP:
2268         case PROTOCOL_NEHAHRABJP2:
2269         case PROTOCOL_NEHAHRABJP3:
2270         case PROTOCOL_QUAKEWORLD:
2271                 // no packet size limit support on Quake protocols because it just
2272                 // causes missing entities/effects
2273                 // packets are simply sent less often to obey the rate limit
2274                 maxsize = 1024;
2275                 maxsize2 = 1024;
2276                 break;
2277         case PROTOCOL_DARKPLACES1:
2278         case PROTOCOL_DARKPLACES2:
2279         case PROTOCOL_DARKPLACES3:
2280         case PROTOCOL_DARKPLACES4:
2281                 // no packet size limit support on DP1-4 protocols because they kick
2282                 // the client off if they overflow, and miss effects
2283                 // packets are simply sent less often to obey the rate limit
2284                 maxsize = sizeof(sv_sendclientdatagram_buf);
2285                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
2286                 break;
2287         default:
2288                 // DP5 and later protocols support packet size limiting which is a
2289                 // better method than limiting packet frequency as QW does
2290                 //
2291                 // at very low rates (or very small sys_ticrate) the packet size is
2292                 // not reduced below 128, but packets may be sent less often
2293                 maxsize = (int)(clientrate * sys_ticrate.value);
2294                 maxsize = bound(128, maxsize, 1400);
2295                 maxsize2 = 1400;
2296                 // csqc entities can easily exceed 128 bytes, so disable throttling in
2297                 // mods that use csqc (they are likely to use less bandwidth anyway)
2298                 if (sv.csqc_progsize > 0)
2299                         maxsize = maxsize2;
2300                 break;
2301         }
2302
2303         if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
2304         {
2305                 // for good singleplayer, send huge packets
2306                 maxsize = sizeof(sv_sendclientdatagram_buf);
2307                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
2308                 // never limit frequency in singleplayer
2309                 clientrate = 1000000000;
2310         }
2311
2312         // while downloading, limit entity updates to half the packet
2313         // (any leftover space will be used for downloading)
2314         if (host_client->download_file)
2315                 maxsize /= 2;
2316
2317         msg.data = sv_sendclientdatagram_buf;
2318         msg.maxsize = sizeof(sv_sendclientdatagram_buf);
2319         msg.cursize = 0;
2320         msg.allowoverflow = false;
2321
2322         if (host_client->spawned)
2323         {
2324                 // the player is in the game
2325                 MSG_WriteByte (&msg, svc_time);
2326                 MSG_WriteFloat (&msg, sv.time);
2327
2328                 // add the client specific data to the datagram
2329                 SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
2330                 // now update the stats[] array using any registered custom fields
2331                 VM_SV_UpdateCustomStats (client, client->edict, &msg, stats);
2332                 // set host_client->statsdeltabits
2333                 Protocol_UpdateClientStats (stats);
2334
2335                 // add as many queued unreliable messages (effects) as we can fit
2336                 // limit effects to half of the remaining space
2337                 if (client->unreliablemsg.cursize)
2338                         SV_WriteUnreliableMessages (client, &msg, maxsize/2, maxsize2);
2339
2340                 // now write as many entities as we can fit, and also sends stats
2341                 SV_WriteEntitiesToClient (client, client->edict, &msg, maxsize);
2342         }
2343         else if (realtime > client->keepalivetime)
2344         {
2345                 // the player isn't totally in the game yet
2346                 // send small keepalive messages if too much time has passed
2347                 // (may also be sending downloads)
2348                 client->keepalivetime = realtime + 5;
2349                 MSG_WriteChar (&msg, svc_nop);
2350         }
2351
2352         // if a download is active, see if there is room to fit some download data
2353         // in this packet
2354         downloadsize = min(maxsize*2,maxsize2) - msg.cursize - 7;
2355         if (host_client->download_file && host_client->download_started && downloadsize > 0)
2356         {
2357                 fs_offset_t downloadstart;
2358                 unsigned char data[1400];
2359                 downloadstart = FS_Tell(host_client->download_file);
2360                 downloadsize = min(downloadsize, (int)sizeof(data));
2361                 downloadsize = FS_Read(host_client->download_file, data, downloadsize);
2362                 // note this sends empty messages if at the end of the file, which is
2363                 // necessary to keep the packet loss logic working
2364                 // (the last blocks may be lost and need to be re-sent, and that will
2365                 //  only occur if the client acks the empty end messages, revealing
2366                 //  a gap in the download progress, causing the last blocks to be
2367                 //  sent again)
2368                 MSG_WriteChar (&msg, svc_downloaddata);
2369                 MSG_WriteLong (&msg, downloadstart);
2370                 MSG_WriteShort (&msg, downloadsize);
2371                 if (downloadsize > 0)
2372                         SZ_Write (&msg, data, downloadsize);
2373         }
2374
2375         // reliable only if none is in progress
2376         if(client->sendsignon != 2 && !client->netconnection->sendMessageLength)
2377                 SV_WriteDemoMessage(client, &(client->netconnection->message), false);
2378         // unreliable
2379         SV_WriteDemoMessage(client, &msg, false);
2380
2381 // send the datagram
2382         NetConn_SendUnreliableMessage (client->netconnection, &msg, sv.protocol, clientrate, client->sendsignon == 2);
2383         if (client->sendsignon == 1 && !client->netconnection->message.cursize)
2384                 client->sendsignon = 2; // prevent reliable until client sends prespawn (this is the keepalive phase)
2385 }
2386
2387 /*
2388 =======================
2389 SV_UpdateToReliableMessages
2390 =======================
2391 */
2392 static void SV_UpdateToReliableMessages (void)
2393 {
2394         int i, j;
2395         client_t *client;
2396         const char *name;
2397         const char *model;
2398         const char *skin;
2399         int clientcamera;
2400
2401 // check for changes to be sent over the reliable streams
2402         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2403         {
2404                 // update the host_client fields we care about according to the entity fields
2405                 host_client->edict = PRVM_EDICT_NUM(i+1);
2406
2407                 // DP_SV_CLIENTNAME
2408                 name = PRVM_GetString(PRVM_serveredictstring(host_client->edict, netname));
2409                 if (name == NULL)
2410                         name = "";
2411                 // always point the string back at host_client->name to keep it safe
2412                 strlcpy (host_client->name, name, sizeof (host_client->name));
2413                 PRVM_serveredictstring(host_client->edict, netname) = PRVM_SetEngineString(host_client->name);
2414                 if (strcmp(host_client->old_name, host_client->name))
2415                 {
2416                         if (host_client->spawned)
2417                                 SV_BroadcastPrintf("%s ^7changed name to %s\n", host_client->old_name, host_client->name);
2418                         strlcpy(host_client->old_name, host_client->name, sizeof(host_client->old_name));
2419                         // send notification to all clients
2420                         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
2421                         MSG_WriteByte (&sv.reliable_datagram, i);
2422                         MSG_WriteString (&sv.reliable_datagram, host_client->name);
2423                         SV_WriteNetnameIntoDemo(host_client);
2424                 }
2425
2426                 // DP_SV_CLIENTCOLORS
2427                 host_client->colors = (int)PRVM_serveredictfloat(host_client->edict, clientcolors);
2428                 if (host_client->old_colors != host_client->colors)
2429                 {
2430                         host_client->old_colors = host_client->colors;
2431                         // send notification to all clients
2432                         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
2433                         MSG_WriteByte (&sv.reliable_datagram, i);
2434                         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
2435                 }
2436
2437                 // NEXUIZ_PLAYERMODEL
2438                 model = PRVM_GetString(PRVM_serveredictstring(host_client->edict, playermodel));
2439                 if (model == NULL)
2440                         model = "";
2441                 // always point the string back at host_client->name to keep it safe
2442                 strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
2443                 PRVM_serveredictstring(host_client->edict, playermodel) = PRVM_SetEngineString(host_client->playermodel);
2444
2445                 // NEXUIZ_PLAYERSKIN
2446                 skin = PRVM_GetString(PRVM_serveredictstring(host_client->edict, playerskin));
2447                 if (skin == NULL)
2448                         skin = "";
2449                 // always point the string back at host_client->name to keep it safe
2450                 strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
2451                 PRVM_serveredictstring(host_client->edict, playerskin) = PRVM_SetEngineString(host_client->playerskin);
2452
2453                 // TODO: add an extension name for this [1/17/2008 Black]
2454                 clientcamera = PRVM_serveredictedict(host_client->edict, clientcamera);
2455                 if (clientcamera > 0)
2456                 {
2457                         int oldclientcamera = host_client->clientcamera;
2458                         if (clientcamera >= prog->max_edicts || PRVM_EDICT_NUM(clientcamera)->priv.required->free)
2459                                 clientcamera = PRVM_NUM_FOR_EDICT(host_client->edict);
2460                         host_client->clientcamera = clientcamera;
2461
2462                         if (oldclientcamera != host_client->clientcamera)
2463                         {
2464                                 MSG_WriteByte(&host_client->netconnection->message, svc_setview);
2465                                 MSG_WriteShort(&host_client->netconnection->message, host_client->clientcamera);
2466                         }
2467                 }
2468
2469                 // frags
2470                 host_client->frags = (int)PRVM_serveredictfloat(host_client->edict, frags);
2471                 if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
2472                         if(!host_client->spawned && host_client->netconnection)
2473                                 host_client->frags = -666;
2474                 if (host_client->old_frags != host_client->frags)
2475                 {
2476                         host_client->old_frags = host_client->frags;
2477                         // send notification to all clients
2478                         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
2479                         MSG_WriteByte (&sv.reliable_datagram, i);
2480                         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
2481                 }
2482         }
2483
2484         for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
2485                 if (client->netconnection && (client->spawned || client->clientconnectcalled)) // also send MSG_ALL to people who are past ClientConnect, but not spawned yet
2486                         SZ_Write (&client->netconnection->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
2487
2488         SZ_Clear (&sv.reliable_datagram);
2489 }
2490
2491
2492 /*
2493 =======================
2494 SV_SendClientMessages
2495 =======================
2496 */
2497 void SV_SendClientMessages (void)
2498 {
2499         int i, prepared = false;
2500
2501         if (sv.protocol == PROTOCOL_QUAKEWORLD)
2502                 Sys_Error("SV_SendClientMessages: no quakeworld support\n");
2503
2504         SV_FlushBroadcastMessages();
2505
2506 // update frags, names, etc
2507         SV_UpdateToReliableMessages();
2508
2509 // build individual updates
2510         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2511         {
2512                 if (!host_client->active)
2513                         continue;
2514                 if (!host_client->netconnection)
2515                         continue;
2516
2517                 if (host_client->netconnection->message.overflowed)
2518                 {
2519                         SV_DropClient (true);   // if the message couldn't send, kick off
2520                         continue;
2521                 }
2522
2523                 if (!prepared)
2524                 {
2525                         prepared = true;
2526                         // only prepare entities once per frame
2527                         SV_PrepareEntitiesForSending();
2528                 }
2529                 SV_SendClientDatagram (host_client);
2530         }
2531
2532 // clear muzzle flashes
2533         SV_CleanupEnts();
2534 }
2535
2536 static void SV_StartDownload_f(void)
2537 {
2538         if (host_client->download_file)
2539                 host_client->download_started = true;
2540 }
2541
2542 /*
2543  * Compression extension negotiation:
2544  *
2545  * Server to client:
2546  *   cl_serverextension_download 2
2547  *
2548  * Client to server:
2549  *   download <filename> <list of zero or more suppported compressions in order of preference>
2550  * e.g.
2551  *   download maps/map1.bsp lzo deflate huffman
2552  *
2553  * Server to client:
2554  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
2555  * e.g.
2556  *   cl_downloadbegin 123456 maps/map1.bsp deflate
2557  *
2558  * The server may choose not to compress the file by sending no compression name, like:
2559  *   cl_downloadbegin 345678 maps/map1.bsp
2560  *
2561  * NOTE: the "download" command may only specify compression algorithms if
2562  *       cl_serverextension_download is 2!
2563  *       If cl_serverextension_download has a different value, the client must
2564  *       assume this extension is not supported!
2565  */
2566
2567 static void Download_CheckExtensions(void)
2568 {
2569         int i;
2570         int argc = Cmd_Argc();
2571
2572         // first reset them all
2573         host_client->download_deflate = false;
2574
2575         for(i = 2; i < argc; ++i)
2576         {
2577                 if(!strcmp(Cmd_Argv(i), "deflate"))
2578                 {
2579                         host_client->download_deflate = true;
2580                         break;
2581                 }
2582         }
2583 }
2584
2585 static void SV_Download_f(void)
2586 {
2587         const char *whichpack, *whichpack2, *extension;
2588         qboolean is_csqc; // so we need to check only once
2589
2590         if (Cmd_Argc() < 2)
2591         {
2592                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
2593                 SV_ClientPrintf("       supported extensions: deflate\n");
2594                 return;
2595         }
2596
2597         if (FS_CheckNastyPath(Cmd_Argv(1), false))
2598         {
2599                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(1));
2600                 return;
2601         }
2602
2603         if (host_client->download_file)
2604         {
2605                 // at this point we'll assume the previous download should be aborted
2606                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
2607                 Host_ClientCommands("\nstopdownload\n");
2608
2609                 // close the file and reset variables
2610                 FS_Close(host_client->download_file);
2611                 host_client->download_file = NULL;
2612                 host_client->download_name[0] = 0;
2613                 host_client->download_expectedposition = 0;
2614                 host_client->download_started = false;
2615         }
2616
2617         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(1), sv.csqc_progname) == 0);
2618
2619         if (!sv_allowdownloads.integer && !is_csqc)
2620         {
2621                 SV_ClientPrintf("Downloads are disabled on this server\n");
2622                 Host_ClientCommands("\nstopdownload\n");
2623                 return;
2624         }
2625
2626         Download_CheckExtensions();
2627
2628         strlcpy(host_client->download_name, Cmd_Argv(1), sizeof(host_client->download_name));
2629         extension = FS_FileExtension(host_client->download_name);
2630
2631         // host_client is asking to download a specified file
2632         if (developer_extra.integer)
2633                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
2634
2635         if(is_csqc)
2636         {
2637                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
2638                 extensions[0] = '\0';
2639
2640                 if(host_client->download_deflate)
2641                         strlcat(extensions, " deflate", sizeof(extensions));
2642
2643                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
2644
2645                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
2646                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
2647                 else
2648                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
2649
2650                 // no, no space is needed between %s and %s :P
2651                 Host_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
2652
2653                 host_client->download_expectedposition = 0;
2654                 host_client->download_started = false;
2655                 host_client->sendsignon = true; // make sure this message is sent
2656                 return;
2657         }
2658
2659         if (!FS_FileExists(host_client->download_name))
2660         {
2661                 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);
2662                 Host_ClientCommands("\nstopdownload\n");
2663                 return;
2664         }
2665
2666         // check if the user is trying to download part of registered Quake(r)
2667         whichpack = FS_WhichPack(host_client->download_name);
2668         whichpack2 = FS_WhichPack("gfx/pop.lmp");
2669         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
2670         {
2671                 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);
2672                 Host_ClientCommands("\nstopdownload\n");
2673                 return;
2674         }
2675
2676         // check if the server has forbidden archive downloads entirely
2677         if (!sv_allowdownloads_inarchive.integer)
2678         {
2679                 whichpack = FS_WhichPack(host_client->download_name);
2680                 if (whichpack)
2681                 {
2682                         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);
2683                         Host_ClientCommands("\nstopdownload\n");
2684                         return;
2685                 }
2686         }
2687
2688         if (!sv_allowdownloads_config.integer)
2689         {
2690                 if (!strcasecmp(extension, "cfg"))
2691                 {
2692                         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);
2693                         Host_ClientCommands("\nstopdownload\n");
2694                         return;
2695                 }
2696         }
2697
2698         if (!sv_allowdownloads_dlcache.integer)
2699         {
2700                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
2701                 {
2702                         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);
2703                         Host_ClientCommands("\nstopdownload\n");
2704                         return;
2705                 }
2706         }
2707
2708         if (!sv_allowdownloads_archive.integer)
2709         {
2710                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3"))
2711                 {
2712                         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);
2713                         Host_ClientCommands("\nstopdownload\n");
2714                         return;
2715                 }
2716         }
2717
2718         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
2719         if (!host_client->download_file)
2720         {
2721                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
2722                 Host_ClientCommands("\nstopdownload\n");
2723                 return;
2724         }
2725
2726         if (FS_FileSize(host_client->download_file) > 1<<30)
2727         {
2728                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
2729                 Host_ClientCommands("\nstopdownload\n");
2730                 FS_Close(host_client->download_file);
2731                 host_client->download_file = NULL;
2732                 return;
2733         }
2734
2735         if (FS_FileSize(host_client->download_file) < 0)
2736         {
2737                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
2738                 Host_ClientCommands("\nstopdownload\n");
2739                 FS_Close(host_client->download_file);
2740                 host_client->download_file = NULL;
2741                 return;
2742         }
2743
2744         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
2745
2746         /*
2747          * we can only do this if we would actually deflate on the fly
2748          * which we do not (yet)!
2749         {
2750                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
2751                 extensions[0] = '\0';
2752
2753                 if(host_client->download_deflate)
2754                         strlcat(extensions, " deflate", sizeof(extensions));
2755
2756                 // no, no space is needed between %s and %s :P
2757                 Host_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
2758         }
2759         */
2760         Host_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
2761
2762         host_client->download_expectedposition = 0;
2763         host_client->download_started = false;
2764         host_client->sendsignon = true; // make sure this message is sent
2765
2766         // the rest of the download process is handled in SV_SendClientDatagram
2767         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
2768         //
2769         // no svc_downloaddata messages will be sent until sv_startdownload is
2770         // sent by the client
2771 }
2772
2773 /*
2774 ==============================================================================
2775
2776 SERVER SPAWNING
2777
2778 ==============================================================================
2779 */
2780
2781 /*
2782 ================
2783 SV_ModelIndex
2784
2785 ================
2786 */
2787 int SV_ModelIndex(const char *s, int precachemode)
2788 {
2789         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3) ? 256 : MAX_MODELS);
2790         char filename[MAX_QPATH];
2791         if (!s || !*s)
2792                 return 0;
2793         // testing
2794         //if (precachemode == 2)
2795         //      return 0;
2796         strlcpy(filename, s, sizeof(filename));
2797         for (i = 2;i < limit;i++)
2798         {
2799                 if (!sv.model_precache[i][0])
2800                 {
2801                         if (precachemode)
2802                         {
2803                                 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))
2804                                 {
2805                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
2806                                         return 0;
2807                                 }
2808                                 if (precachemode == 1)
2809                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
2810                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
2811                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
2812                                 if (sv.state != ss_loading)
2813                                 {
2814                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
2815                                         MSG_WriteShort(&sv.reliable_datagram, i);
2816                                         MSG_WriteString(&sv.reliable_datagram, filename);
2817                                 }
2818                                 return i;
2819                         }
2820                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
2821                         return 0;
2822                 }
2823                 if (!strcmp(sv.model_precache[i], filename))
2824                         return i;
2825         }
2826         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
2827         return 0;
2828 }
2829
2830 /*
2831 ================
2832 SV_SoundIndex
2833
2834 ================
2835 */
2836 int SV_SoundIndex(const char *s, int precachemode)
2837 {
2838         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3) ? 256 : MAX_SOUNDS);
2839         char filename[MAX_QPATH];
2840         if (!s || !*s)
2841                 return 0;
2842         // testing
2843         //if (precachemode == 2)
2844         //      return 0;
2845         strlcpy(filename, s, sizeof(filename));
2846         for (i = 1;i < limit;i++)
2847         {
2848                 if (!sv.sound_precache[i][0])
2849                 {
2850                         if (precachemode)
2851                         {
2852                                 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))
2853                                 {
2854                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
2855                                         return 0;
2856                                 }
2857                                 if (precachemode == 1)
2858                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
2859                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
2860                                 if (sv.state != ss_loading)
2861                                 {
2862                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
2863                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
2864                                         MSG_WriteString(&sv.reliable_datagram, filename);
2865                                 }
2866                                 return i;
2867                         }
2868                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
2869                         return 0;
2870                 }
2871                 if (!strcmp(sv.sound_precache[i], filename))
2872                         return i;
2873         }
2874         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
2875         return 0;
2876 }
2877
2878 /*
2879 ================
2880 SV_ParticleEffectIndex
2881
2882 ================
2883 */
2884 int SV_ParticleEffectIndex(const char *name)
2885 {
2886         int i, argc, linenumber, effectnameindex;
2887         int filepass;
2888         fs_offset_t filesize;
2889         unsigned char *filedata;
2890         const char *text;
2891         const char *textstart;
2892         //const char *textend;
2893         char argv[16][1024];
2894         char filename[MAX_QPATH];
2895         if (!sv.particleeffectnamesloaded)
2896         {
2897                 sv.particleeffectnamesloaded = true;
2898                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
2899                 for (i = 0;i < EFFECT_TOTAL;i++)
2900                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
2901                 for (filepass = 0;;filepass++)
2902                 {
2903                         if (filepass == 0)
2904                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
2905                         else if (filepass == 1)
2906                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
2907                         else
2908                                 break;
2909                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
2910                         if (!filedata)
2911                                 continue;
2912                         textstart = (const char *)filedata;
2913                         //textend = (const char *)filedata + filesize;
2914                         text = textstart;
2915                         for (linenumber = 1;;linenumber++)
2916                         {
2917                                 argc = 0;
2918                                 for (;;)
2919                                 {
2920                                         if (!COM_ParseToken_Simple(&text, true, false) || !strcmp(com_token, "\n"))
2921                                                 break;
2922                                         if (argc < 16)
2923                                         {
2924                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
2925                                                 argc++;
2926                                         }
2927                                 }
2928                                 if (com_token[0] == 0)
2929                                         break; // if the loop exited and it's not a \n, it's EOF
2930                                 if (argc < 1)
2931                                         continue;
2932                                 if (!strcmp(argv[0], "effect"))
2933                                 {
2934                                         if (argc == 2)
2935                                         {
2936                                                 for (effectnameindex = 1;effectnameindex < SV_MAX_PARTICLEEFFECTNAME;effectnameindex++)
2937                                                 {
2938                                                         if (sv.particleeffectname[effectnameindex][0])
2939                                                         {
2940                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
2941                                                                         break;
2942                                                         }
2943                                                         else
2944                                                         {
2945                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
2946                                                                 break;
2947                                                         }
2948                                                 }
2949                                                 // if we run out of names, abort
2950                                                 if (effectnameindex == SV_MAX_PARTICLEEFFECTNAME)
2951                                                 {
2952                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
2953                                                         break;
2954                                                 }
2955                                         }
2956                                 }
2957                         }
2958                         Mem_Free(filedata);
2959                 }
2960         }
2961         // search for the name
2962         for (effectnameindex = 1;effectnameindex < SV_MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
2963                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
2964                         return effectnameindex;
2965         // return 0 if we couldn't find it
2966         return 0;
2967 }
2968
2969 dp_model_t *SV_GetModelByIndex(int modelindex)
2970 {
2971         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
2972 }
2973
2974 dp_model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
2975 {
2976         int modelindex;
2977         if (!ed || ed->priv.server->free)
2978                 return NULL;
2979         modelindex = (int)PRVM_serveredictfloat(ed, modelindex);
2980         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
2981 }
2982
2983 /*
2984 ================
2985 SV_CreateBaseline
2986
2987 ================
2988 */
2989 static void SV_CreateBaseline (void)
2990 {
2991         int i, entnum, large;
2992         prvm_edict_t *svent;
2993
2994         // LordHavoc: clear *all* states (note just active ones)
2995         for (entnum = 0;entnum < prog->max_edicts;entnum++)
2996         {
2997                 // get the current server version
2998                 svent = PRVM_EDICT_NUM(entnum);
2999
3000                 // LordHavoc: always clear state values, whether the entity is in use or not
3001                 svent->priv.server->baseline = defaultstate;
3002
3003                 if (svent->priv.server->free)
3004                         continue;
3005                 if (entnum > svs.maxclients && !PRVM_serveredictfloat(svent, modelindex))
3006                         continue;
3007
3008                 // create entity baseline
3009                 VectorCopy (PRVM_serveredictvector(svent, origin), svent->priv.server->baseline.origin);
3010                 VectorCopy (PRVM_serveredictvector(svent, angles), svent->priv.server->baseline.angles);
3011                 svent->priv.server->baseline.frame = (int)PRVM_serveredictfloat(svent, frame);
3012                 svent->priv.server->baseline.skin = (int)PRVM_serveredictfloat(svent, skin);
3013                 if (entnum > 0 && entnum <= svs.maxclients)
3014                 {
3015                         svent->priv.server->baseline.colormap = entnum;
3016                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
3017                 }
3018                 else
3019                 {
3020                         svent->priv.server->baseline.colormap = 0;
3021                         svent->priv.server->baseline.modelindex = (int)PRVM_serveredictfloat(svent, modelindex);
3022                 }
3023
3024                 large = false;
3025                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
3026                 {
3027                         large = true;
3028                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3029                                 large = false;
3030                 }
3031
3032                 // add to the message
3033                 if (large)
3034                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
3035                 else
3036                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
3037                 MSG_WriteShort (&sv.signon, entnum);
3038
3039                 if (large)
3040                 {
3041                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
3042                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
3043                 }
3044                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3045                 {
3046                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
3047                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
3048                 }
3049                 else
3050                 {
3051                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
3052                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
3053                 }
3054                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
3055                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
3056                 for (i=0 ; i<3 ; i++)
3057                 {
3058                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
3059                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
3060                 }
3061         }
3062 }
3063
3064 /*
3065 ================
3066 SV_Prepare_CSQC
3067
3068 Load csprogs.dat and comperss it so it doesn't need to be
3069 reloaded on request.
3070 ================
3071 */
3072 void SV_Prepare_CSQC(void)
3073 {
3074         fs_offset_t progsize;
3075
3076         if(svs.csqc_progdata)
3077         {
3078                 Con_DPrintf("Unloading old CSQC data.\n");
3079                 Mem_Free(svs.csqc_progdata);
3080                 if(svs.csqc_progdata_deflated)
3081                         Mem_Free(svs.csqc_progdata_deflated);
3082         }
3083
3084         svs.csqc_progdata = NULL;
3085         svs.csqc_progdata_deflated = NULL;
3086
3087         sv.csqc_progname[0] = 0;
3088         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
3089
3090         if(progsize > 0)
3091         {
3092                 size_t deflated_size;
3093
3094                 sv.csqc_progsize = (int)progsize;
3095                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
3096                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
3097                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
3098
3099                 Con_DPrint("Compressing csprogs.dat\n");
3100                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
3101                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
3102                 svs.csqc_progsize_deflated = (int)deflated_size;
3103                 if(svs.csqc_progdata_deflated)
3104                 {
3105                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
3106                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
3107                 }
3108                 else
3109                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
3110         }
3111 }
3112
3113 /*
3114 ================
3115 SV_SaveSpawnparms
3116
3117 Grabs the current state of each client for saving across the
3118 transition to another level
3119 ================
3120 */
3121 void SV_SaveSpawnparms (void)
3122 {
3123         int             i, j;
3124
3125         svs.serverflags = (int)PRVM_serverglobalfloat(serverflags);
3126
3127         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3128         {
3129                 if (!host_client->active)
3130                         continue;
3131
3132         // call the progs to get default spawn parms for the new client
3133                 PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
3134                 PRVM_ExecuteProgram (PRVM_serverfunction(SetChangeParms), "QC function SetChangeParms is missing");
3135                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
3136                         host_client->spawn_parms[j] = (&PRVM_serverglobalfloat(parm1))[j];
3137         }
3138 }
3139
3140 /*
3141 ================
3142 SV_SpawnServer
3143
3144 This is called at the start of each level
3145 ================
3146 */
3147
3148 void SV_SpawnServer (const char *server)
3149 {
3150         prvm_edict_t *ent;
3151         int i;
3152         char *entities;
3153         dp_model_t *worldmodel;
3154         char modelname[sizeof(sv.worldname)];
3155
3156         Con_DPrintf("SpawnServer: %s\n", server);
3157
3158         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
3159
3160         if (!FS_FileExists(modelname))
3161         {
3162                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", server);
3163                 if (!FS_FileExists(modelname))
3164                 {
3165                         Con_Printf("SpawnServer: no map file named maps/%s.bsp\n", server);
3166                         return;
3167                 }
3168         }
3169
3170         if (cls.state != ca_dedicated)
3171         {
3172                 SCR_BeginLoadingPlaque();
3173                 S_StopAllSounds();
3174         }
3175
3176         if(sv.active)
3177         {
3178                 SV_VM_Begin();
3179                 World_End(&sv.world);
3180                 if(PRVM_serverfunction(SV_Shutdown))
3181                 {
3182                         func_t s = PRVM_serverfunction(SV_Shutdown);
3183                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
3184                         PRVM_ExecuteProgram(s,"SV_Shutdown() required");
3185                 }
3186                 SV_VM_End();
3187         }
3188
3189         // free q3 shaders so that any newly downloaded shaders will be active
3190         Mod_FreeQ3Shaders();
3191
3192         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
3193         if (!worldmodel || !worldmodel->TraceBox)
3194         {
3195                 Con_Printf("Couldn't load map %s\n", modelname);
3196                 return;
3197         }
3198
3199         Collision_Cache_Reset(true);
3200
3201         // let's not have any servers with no name
3202         if (hostname.string[0] == 0)
3203                 Cvar_Set ("hostname", "UNNAMED");
3204         scr_centertime_off = 0;
3205
3206         svs.changelevel_issued = false;         // now safe to issue another
3207
3208         // make the map a required file for clients
3209         Curl_ClearRequirements();
3210         Curl_RequireFile(modelname);
3211
3212 //
3213 // tell all connected clients that we are going to a new level
3214 //
3215         if (sv.active)
3216         {
3217                 client_t *client;
3218                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
3219                 {
3220                         if (client->netconnection)
3221                         {
3222                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
3223                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
3224                         }
3225                 }
3226         }
3227         else
3228         {
3229                 // open server port
3230                 NetConn_OpenServerPorts(true);
3231         }
3232
3233 //
3234 // make cvars consistant
3235 //
3236         if (coop.integer)
3237                 Cvar_SetValue ("deathmatch", 0);
3238         // LordHavoc: it can be useful to have skills outside the range 0-3...
3239         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
3240         //Cvar_SetValue ("skill", (float)current_skill);
3241         current_skill = (int)(skill.value + 0.5);
3242
3243 //
3244 // set up the new server
3245 //
3246         memset (&sv, 0, sizeof(sv));
3247         // if running a local client, make sure it doesn't try to access the last
3248         // level's data which is no longer valiud
3249         cls.signon = 0;
3250
3251         Cvar_SetValue("halflifebsp", worldmodel->brush.ishlbsp);
3252
3253         if(*sv_random_seed.string)
3254         {
3255                 srand(sv_random_seed.integer);
3256                 Con_Printf("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);
3257         }
3258
3259         SV_VM_Setup();
3260
3261         sv.active = true;
3262
3263         // set level base name variables for later use
3264         strlcpy (sv.name, server, sizeof (sv.name));
3265         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
3266         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
3267         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
3268         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
3269         Cvar_SetQuick(&sv_worldname, sv.worldname);
3270         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
3271         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
3272
3273         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
3274         if (sv.protocol == PROTOCOL_UNKNOWN)
3275         {
3276                 char buffer[1024];
3277                 Protocol_Names(buffer, sizeof(buffer));
3278                 Con_Printf("Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
3279                 sv.protocol = PROTOCOL_QUAKE;
3280         }
3281
3282         SV_VM_Begin();
3283
3284 // load progs to get entity field count
3285         //PR_LoadProgs ( sv_progs.string );
3286
3287         sv.datagram.maxsize = sizeof(sv.datagram_buf);
3288         sv.datagram.cursize = 0;
3289         sv.datagram.data = sv.datagram_buf;
3290
3291         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
3292         sv.reliable_datagram.cursize = 0;
3293         sv.reliable_datagram.data = sv.reliable_datagram_buf;
3294
3295         sv.signon.maxsize = sizeof(sv.signon_buf);
3296         sv.signon.cursize = 0;
3297         sv.signon.data = sv.signon_buf;
3298
3299 // leave slots at start for clients only
3300         //prog->num_edicts = svs.maxclients+1;
3301
3302         sv.state = ss_loading;
3303         prog->allowworldwrites = true;
3304         sv.paused = false;
3305
3306         PRVM_serverglobalfloat(time) = sv.time = 1.0;
3307
3308         Mod_ClearUsed();
3309         worldmodel->used = true;
3310
3311         sv.worldmodel = worldmodel;
3312         sv.models[1] = sv.worldmodel;
3313
3314 //
3315 // clear world interaction links
3316 //
3317         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs);
3318         World_Start(&sv.world);
3319
3320         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
3321
3322         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
3323         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
3324         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
3325         {
3326                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
3327                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
3328         }
3329         if(i < sv.worldmodel->brush.numsubmodels)
3330                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
3331
3332 //
3333 // load the rest of the entities
3334 //
3335         // AK possible hack since num_edicts is still 0
3336         ent = PRVM_EDICT_NUM(0);
3337         memset (ent->fields.vp, 0, prog->entityfields * 4);
3338         ent->priv.server->free = false;
3339         PRVM_serveredictstring(ent, model) = PRVM_SetEngineString(sv.worldname);
3340         PRVM_serveredictfloat(ent, modelindex) = 1;             // world model
3341         PRVM_serveredictfloat(ent, solid) = SOLID_BSP;
3342         PRVM_serveredictfloat(ent, movetype) = MOVETYPE_PUSH;
3343         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, mins));
3344         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, maxs));
3345         VectorCopy(sv.world.mins, PRVM_serveredictvector(ent, absmin));
3346         VectorCopy(sv.world.maxs, PRVM_serveredictvector(ent, absmax));
3347
3348         if (coop.value)
3349                 PRVM_serverglobalfloat(coop) = coop.integer;
3350         else
3351                 PRVM_serverglobalfloat(deathmatch) = deathmatch.integer;
3352
3353         PRVM_serverglobalstring(mapname) = PRVM_SetEngineString(sv.name);
3354
3355 // serverflags are for cross level information (sigils)
3356         PRVM_serverglobalfloat(serverflags) = svs.serverflags;
3357
3358         // we need to reset the spawned flag on all connected clients here so that
3359         // their thinks don't run during startup (before PutClientInServer)
3360         // we also need to set up the client entities now
3361         // and we need to set the ->edict pointers to point into the progs edicts
3362         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3363         {
3364                 host_client->spawned = false;
3365                 host_client->edict = PRVM_EDICT_NUM(i + 1);
3366                 PRVM_ED_ClearEdict(host_client->edict);
3367         }
3368
3369         // load replacement entity file if found
3370         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va("%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
3371         {
3372                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
3373                 PRVM_ED_LoadFromFile (entities);
3374                 Mem_Free(entities);
3375         }
3376         else
3377                 PRVM_ED_LoadFromFile (sv.worldmodel->brush.entities);
3378
3379
3380         // LordHavoc: clear world angles (to fix e3m3.bsp)
3381         VectorClear(PRVM_serveredictvector(prog->edicts, angles));
3382
3383 // all setup is completed, any further precache statements are errors
3384 //      sv.state = ss_active; // LordHavoc: workaround for svc_precache bug
3385         prog->allowworldwrites = false;
3386
3387 // run two frames to allow everything to settle
3388         PRVM_serverglobalfloat(time) = sv.time = 1.0001;
3389         for (i = 0;i < 2;i++)
3390         {
3391                 sv.frametime = 0.1;
3392                 SV_Physics ();
3393         }
3394
3395         if (cls.state == ca_dedicated)
3396                 Mod_PurgeUnused();
3397
3398 // create a baseline for more efficient communications
3399         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)
3400                 SV_CreateBaseline ();
3401
3402         sv.state = ss_active; // LordHavoc: workaround for svc_precache bug
3403
3404         // to prevent network timeouts
3405         realtime = Sys_DoubleTime();
3406
3407 // send serverinfo to all connected clients, and set up botclients coming back from a level change
3408         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3409         {
3410                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
3411                 if (!host_client->active)
3412                         continue;
3413                 if (host_client->netconnection)
3414                         SV_SendServerinfo(host_client);
3415                 else
3416                 {
3417                         int j;
3418                         // if client is a botclient coming from a level change, we need to
3419                         // set up client info that normally requires networking
3420
3421                         // copy spawn parms out of the client_t
3422                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
3423                                 (&PRVM_serverglobalfloat(parm1))[j] = host_client->spawn_parms[j];
3424
3425                         // call the spawn function
3426                         host_client->clientconnectcalled = true;
3427                         PRVM_serverglobalfloat(time) = sv.time;
3428                         PRVM_serverglobaledict(self) = PRVM_EDICT_TO_PROG(host_client->edict);
3429                         PRVM_ExecuteProgram (PRVM_serverfunction(ClientConnect), "QC function ClientConnect is missing");
3430                         PRVM_ExecuteProgram (PRVM_serverfunction(PutClientInServer), "QC function PutClientInServer is missing");
3431                         host_client->spawned = true;
3432                 }
3433         }
3434
3435         // update the map title cvar
3436         strlcpy(sv.worldmessage, PRVM_GetString(PRVM_serveredictstring(prog->edicts, message)), sizeof(sv.worldmessage)); // map title (not related to filename)
3437         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
3438
3439         Con_DPrint("Server spawned.\n");
3440         NetConn_Heartbeat (2);
3441
3442         SV_VM_End();
3443 }
3444
3445 /////////////////////////////////////////////////////
3446 // SV VM stuff
3447
3448 static void SV_VM_CB_BeginIncreaseEdicts(void)
3449 {
3450         // links don't survive the transition, so unlink everything
3451         World_UnlinkAll(&sv.world);
3452 }
3453
3454 static void SV_VM_CB_EndIncreaseEdicts(void)
3455 {
3456         int i;
3457         prvm_edict_t *ent;
3458
3459         // link every entity except world
3460         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
3461                 if (!ent->priv.server->free)
3462                         SV_LinkEdict(ent);
3463 }
3464
3465 static void SV_VM_CB_InitEdict(prvm_edict_t *e)
3466 {
3467         // LordHavoc: for consistency set these here
3468         int num = PRVM_NUM_FOR_EDICT(e) - 1;
3469
3470         e->priv.server->move = false; // don't move on first frame
3471
3472         if (num >= 0 && num < svs.maxclients)
3473         {
3474                 // set colormap and team on newly created player entity
3475                 PRVM_serveredictfloat(e, colormap) = num + 1;
3476                 PRVM_serveredictfloat(e, team) = (svs.clients[num].colors & 15) + 1;
3477                 // set netname/clientcolors back to client values so that
3478                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
3479                 // reset them
3480                 PRVM_serveredictstring(e, netname) = PRVM_SetEngineString(svs.clients[num].name);
3481                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
3482                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
3483                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(svs.clients[num].playermodel);
3484                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(svs.clients[num].playerskin);
3485                 // Assign netaddress (IP Address, etc)
3486                 if(svs.clients[num].netconnection != NULL)
3487                 {
3488                         // Acquire Readable Address
3489                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
3490                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(svs.clients[num].netaddress);
3491                 }
3492                 else
3493                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString("null/botclient");
3494                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
3495                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.client_idfp);
3496                 else
3497                         PRVM_serveredictstring(e, crypto_idfp) = 0;
3498                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
3499                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.client_keyfp);
3500                 else
3501                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
3502                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
3503                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.server_keyfp);
3504                 else
3505                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
3506                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
3507                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString("AES128");
3508                 else
3509                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
3510                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
3511                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString("HMAC-SHA256");
3512                 else
3513                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
3514         }
3515 }
3516
3517 static void SV_VM_CB_FreeEdict(prvm_edict_t *ed)
3518 {
3519         int i;
3520         int e;
3521
3522         World_UnlinkEdict(ed);          // unlink from world bsp
3523
3524         PRVM_serveredictstring(ed, model) = 0;
3525         PRVM_serveredictfloat(ed, takedamage) = 0;
3526         PRVM_serveredictfloat(ed, modelindex) = 0;
3527         PRVM_serveredictfloat(ed, colormap) = 0;
3528         PRVM_serveredictfloat(ed, skin) = 0;
3529         PRVM_serveredictfloat(ed, frame) = 0;
3530         VectorClear(PRVM_serveredictvector(ed, origin));
3531         VectorClear(PRVM_serveredictvector(ed, angles));
3532         PRVM_serveredictfloat(ed, nextthink) = -1;
3533         PRVM_serveredictfloat(ed, solid) = 0;
3534
3535         VM_RemoveEdictSkeleton(ed);
3536         World_Physics_RemoveFromEntity(&sv.world, ed);
3537         World_Physics_RemoveJointFromEntity(&sv.world, ed);
3538
3539         // make sure csqc networking is aware of the removed entity
3540         e = PRVM_NUM_FOR_EDICT(ed);
3541         sv.csqcentityversion[e] = 0;
3542         for (i = 0;i < svs.maxclients;i++)
3543         {
3544                 if (svs.clients[i].csqcentityscope[e])
3545                         svs.clients[i].csqcentityscope[e] = 1; // removed, awaiting send
3546                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
3547         }
3548 }
3549
3550 static void SV_VM_CB_CountEdicts(void)
3551 {
3552         int             i;
3553         prvm_edict_t    *ent;
3554         int             active, models, solid, step;
3555
3556         active = models = solid = step = 0;
3557         for (i=0 ; i<prog->num_edicts ; i++)
3558         {
3559                 ent = PRVM_EDICT_NUM(i);
3560                 if (ent->priv.server->free)
3561                         continue;
3562                 active++;
3563                 if (PRVM_serveredictfloat(ent, solid))
3564                         solid++;
3565                 if (PRVM_serveredictstring(ent, model))
3566                         models++;
3567                 if (PRVM_serveredictfloat(ent, movetype) == MOVETYPE_STEP)
3568                         step++;
3569         }
3570
3571         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
3572         Con_Printf("active    :%3i\n", active);
3573         Con_Printf("view      :%3i\n", models);
3574         Con_Printf("touch     :%3i\n", solid);
3575         Con_Printf("step      :%3i\n", step);
3576 }
3577
3578 static qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
3579 {
3580         // remove things from different skill levels or deathmatch
3581         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
3582         {
3583                 if (deathmatch.integer)
3584                 {
3585                         if (((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_DEATHMATCH))
3586                         {
3587                                 return false;
3588                         }
3589                 }
3590                 else if ((current_skill <= 0 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_EASY  ))
3591                         || (current_skill == 1 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_MEDIUM))
3592                         || (current_skill >= 2 && ((int)PRVM_serveredictfloat(ent, spawnflags) & SPAWNFLAG_NOT_HARD  )))
3593                 {
3594                         return false;
3595                 }
3596         }
3597         return true;
3598 }
3599
3600 static void SV_VM_Setup(void)
3601 {
3602         PRVM_Begin;
3603         PRVM_InitProg( PRVM_SERVERPROG );
3604
3605         // allocate the mempools
3606         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
3607         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
3608         prog->builtins = vm_sv_builtins;
3609         prog->numbuiltins = vm_sv_numbuiltins;
3610         prog->max_edicts = 512;
3611         if (sv.protocol == PROTOCOL_QUAKE)
3612                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
3613         else if (sv.protocol == PROTOCOL_QUAKEDP)
3614                 prog->limit_edicts = 2048; // guessing
3615         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
3616                 prog->limit_edicts = 2048; // guessing!
3617         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3618                 prog->limit_edicts = 4096; // guessing!
3619         else
3620                 prog->limit_edicts = MAX_EDICTS;
3621         prog->reserved_edicts = svs.maxclients;
3622         prog->edictprivate_size = sizeof(edict_engineprivate_t);
3623         prog->name = "server";
3624         prog->extensionstring = vm_sv_extensions;
3625         prog->loadintoworld = true;
3626
3627         prog->begin_increase_edicts = SV_VM_CB_BeginIncreaseEdicts;
3628         prog->end_increase_edicts = SV_VM_CB_EndIncreaseEdicts;
3629         prog->init_edict = SV_VM_CB_InitEdict;
3630         prog->free_edict = SV_VM_CB_FreeEdict;
3631         prog->count_edicts = SV_VM_CB_CountEdicts;
3632         prog->load_edict = SV_VM_CB_LoadEdict;
3633         prog->init_cmd = VM_SV_Cmd_Init;
3634         prog->reset_cmd = VM_SV_Cmd_Reset;
3635         prog->error_cmd = Host_Error;
3636         prog->ExecuteProgram = SVVM_ExecuteProgram;
3637
3638         PRVM_LoadProgs( sv_progs.string, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
3639
3640         // some mods compiled with scrambling compilers lack certain critical
3641         // global names and field names such as "self" and "time" and "nextthink"
3642         // so we have to set these offsets manually, matching the entvars_t
3643         // but we only do this if the prog header crc matches, otherwise it's totally freeform
3644         if (prog->progs_crc == PROGHEADER_CRC || prog->progs_crc == PROGHEADER_CRC_TENEBRAE)
3645         {
3646                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, modelindex);
3647                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmin);
3648                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, absmax);
3649                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ltime);
3650                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movetype);
3651                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, solid);
3652                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, origin);
3653                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, oldorigin);
3654                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, velocity);
3655                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
3656                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, avelocity);
3657                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, punchangle);
3658                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
3659                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, model);
3660                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
3661                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, skin);
3662                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, effects);
3663                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, mins);
3664                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, maxs);
3665                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, size);
3666                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, touch);
3667                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, use);
3668                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
3669                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, blocked);
3670                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
3671                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
3672                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, health);
3673                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frags);
3674                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weapon);
3675                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponmodel);
3676                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, weaponframe);
3677                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, currentammo);
3678                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_shells);
3679                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_nails);
3680                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_rockets);
3681                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ammo_cells);
3682                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, items);
3683                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, takedamage);
3684                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
3685                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, deadflag);
3686                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, view_ofs);
3687                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button0);
3688                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button1);
3689                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, button2);
3690                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, impulse);
3691                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, fixangle);
3692                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, v_angle);
3693                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, idealpitch);
3694                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, netname);
3695                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, enemy);
3696                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, flags);
3697                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, colormap);
3698                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, team);
3699                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, max_health);
3700                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, teleport_time);
3701                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armortype);
3702                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, armorvalue);
3703                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, waterlevel);
3704                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, watertype);
3705                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
3706                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
3707                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, aiment);
3708                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, goalentity);
3709                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, spawnflags);
3710                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, target);
3711                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, targetname);
3712                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_take);
3713                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_save);
3714                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, dmg_inflictor);
3715                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, owner);
3716                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, movedir);
3717                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, message);
3718                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, sounds);
3719                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise);
3720                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise1);
3721                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise2);
3722                 PRVM_ED_FindFieldOffset_FromStruct(entvars_t, noise3);
3723                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
3724                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, other);
3725                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, world);
3726                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
3727                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, frametime);
3728                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, force_retouch);
3729                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, mapname);
3730                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, deathmatch);
3731                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, coop);
3732                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, teamplay);
3733                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, serverflags);
3734                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_secrets);
3735                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, total_monsters);
3736                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, found_secrets);
3737                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, killed_monsters);
3738                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm1);
3739                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm2);
3740                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm3);
3741                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm4);
3742                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm5);
3743                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm6);
3744                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm7);
3745                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm8);
3746                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm9);
3747                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm10);
3748                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm11);
3749                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm12);
3750                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm13);
3751                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm14);
3752                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm15);
3753                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, parm16);
3754                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
3755                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
3756                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
3757                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
3758                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
3759                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
3760                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
3761                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
3762                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
3763                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
3764                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
3765                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
3766                 PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, msg_entity);
3767 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, main);
3768 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, StartFrame);
3769 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPreThink);
3770 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PlayerPostThink);
3771 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientKill);
3772 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientConnect);
3773 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, PutClientInServer);
3774 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, ClientDisconnect);
3775 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetNewParms);
3776 //              PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, SetChangeParms);
3777         }
3778         else
3779                 Con_DPrintf("%s: %s system vars have been modified (CRC %i != engine %i), will not load in other engines", PRVM_NAME, sv_progs.string, prog->progs_crc, PROGHEADER_CRC);
3780
3781         // OP_STATE is always supported on server because we add fields/globals for it
3782         prog->flag |= PRVM_OP_STATE;
3783
3784         VM_CustomStats_Clear();//[515]: csqc
3785
3786         PRVM_End;
3787
3788         SV_Prepare_CSQC();
3789 }
3790
3791 void SV_VM_Begin(void)
3792 {
3793         PRVM_Begin;
3794         PRVM_SetProg( PRVM_SERVERPROG );
3795
3796         PRVM_serverglobalfloat(time) = (float) sv.time;
3797 }
3798
3799 void SV_VM_End(void)
3800 {
3801         PRVM_End;
3802 }