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_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"};
  57 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"};
  58 cvar_t sv_airstopaccelerate = {0, "sv_airstopaccelerate", "0", "when set, replacement for sv_airaccelerate when moving backwards"};
  59 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"};
  60 cvar_t sv_airstrafeaccelerate = {0, "sv_airstrafeaccelerate", "0", "when set, replacement for sv_airaccelerate when just strafing"};
  61 cvar_t sv_maxairstrafespeed = {0, "sv_maxairstrafespeed", "0", "when set, replacement for sv_maxairspeed when just strafing"};
  62 cvar_t sv_airstrafeaccel_qw = {0, "sv_airstrafeaccel_qw", "0", "when set, replacement for sv_airaccel_qw when just strafing"};
  63 cvar_t sv_aircontrol = {0, "sv_aircontrol", "0", "CPMA-style air control"};
  64 cvar_t sv_aircontrol_power = {0, "sv_aircontrol_power", "2", "CPMA-style air control exponent"};
  65 cvar_t sv_aircontrol_penalty = {0, "sv_aircontrol_penalty", "0", "deceleration while using CPMA-style air control"};
  66 cvar_t sv_allowdownloads = {0, "sv_allowdownloads", "1", "whether to allow clients to download files from the server (does not affect http downloads)"};
  67 cvar_t sv_allowdownloads_archive = {0, "sv_allowdownloads_archive", "0", "whether to allow downloads of archives (pak/pk3)"};
  68 cvar_t sv_allowdownloads_config = {0, "sv_allowdownloads_config", "0", "whether to allow downloads of config files (cfg)"};
  69 cvar_t sv_allowdownloads_dlcache = {0, "sv_allowdownloads_dlcache", "0", "whether to allow downloads of dlcache files (dlcache/)"};
  70 cvar_t sv_allowdownloads_inarchive = {0, "sv_allowdownloads_inarchive", "0", "whether to allow downloads from archives (pak/pk3)"};
  71 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"};
  72 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"};
  73 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"};
  74 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)"};
  75 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)"};
  76 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)"};
  77 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!)"};
  78 cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"};
  79 cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
  80 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"};
  81 cvar_t sv_cullentities_trace_delay = {0, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled"};
  82 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"};
  83 cvar_t sv_cullentities_trace_enlarge = {0, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling"};
  84 cvar_t sv_cullentities_trace_prediction = {0, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
  85 cvar_t sv_cullentities_trace_prediction_time = {0, "sv_cullentities_trace_prediction_time", "0.2", "how many seconds of prediction to use"};
  86 cvar_t sv_cullentities_trace_entityocclusion = {0, "sv_cullentities_trace_entityocclusion", "0", "also check if doors and other bsp models are in the way"};
  87 cvar_t sv_cullentities_trace_samples = {0, "sv_cullentities_trace_samples", "2", "number of samples to test for entity culling"};
  88 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"};
  89 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"};
  90 cvar_t sv_debugmove = {CVAR_NOTIFY, "sv_debugmove", "0", "disables collision detection optimizations for debugging purposes"};
  91 cvar_t sv_echobprint = {CVAR_SAVE, "sv_echobprint", "1", "prints gamecode bprint() calls to server console"};
  92 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)"};
  93 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)"};
  94 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)"};
  95 cvar_t sv_freezenonclients = {CVAR_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
  96 cvar_t sv_friction = {CVAR_NOTIFY, "sv_friction","4", "how fast you slow down"};
  97 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"};
  98 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"};
  99 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"};
 100 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)"};
 101 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"};
 102 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)"};
 103 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"};
 104 cvar_t sv_gameplayfix_gravityunaffectedbyticrate = {0, "sv_gameplayfix_gravityunaffectedbyticrate", "0", "fix some ticrate issues in physics."};
 105 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1", "prevents MOVETYPE_BOUNCE (grenades) from getting stuck when fired down a downward sloping surface"};
 106 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"};
 107 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"};
 108 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)"};
 109 cvar_t sv_gameplayfix_nudgeoutofsolid = {0, "sv_gameplayfix_nudgeoutofsolid", "1", "attempts to fix physics errors (where an object ended up in solid for some reason)"};
 110 cvar_t sv_gameplayfix_nudgeoutofsolid_bias = {0, "sv_gameplayfix_nudgeoutofsolid_bias", "0", "over-correction on nudgeoutofsolid logic, to prevent constant contact"};
 111 cvar_t sv_gameplayfix_q2airaccelerate = {0, "sv_gameplayfix_q2airaccelerate", "0", "Quake2-style air acceleration"};
 112 cvar_t sv_gameplayfix_nogravityonground = {0, "sv_gameplayfix_nogravityonground", "0", "turn off gravity when on ground (to get rid of sliding)"};
 113 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"};
 114 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"};
 115 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)"};
 116 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)"};
 117 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"};
 118 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"};
 119 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"};
 120 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"};
 121 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)"};
 122 cvar_t sv_gravity = {CVAR_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
 123 cvar_t sv_idealpitchscale = {0, "sv_idealpitchscale","0.8", "how much to look up/down slopes and stairs when not using freelook"};
 124 cvar_t sv_jumpstep = {CVAR_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping (sv_gameplayfix_stepwhilejumping must also be 1)"};
 125 cvar_t sv_jumpvelocity = {0, "sv_jumpvelocity", "270", "cvar that can be used by QuakeC code for jump velocity"};
 126 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)"};
 127 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "1000000", "upper limit on client rate cvar, should reflect your network connection quality"};
 128 cvar_t sv_maxspeed = {CVAR_NOTIFY, "sv_maxspeed", "320", "maximum speed a player can accelerate to when on ground (can be exceeded by tricks)"};
 129 cvar_t sv_maxvelocity = {CVAR_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 130 cvar_t sv_nostep = {CVAR_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 131 cvar_t sv_playerphysicsqc = {CVAR_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 132 cvar_t sv_progs = {0, "sv_progs", "progs.dat", "selects which quakec progs.dat file to run" };
 133 cvar_t sv_protocolname = {0, "sv_protocolname", "DP7", "selects network protocol to host for (values include QUAKE, QUAKEDP, NEHAHRAMOVIE, DP1 and up)"};
 134 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"};
 135 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)"};
 136 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)"};
 137 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)"};
 138 cvar_t sv_stepheight = {CVAR_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
 139 cvar_t sv_stopspeed = {CVAR_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
 140 cvar_t sv_wallfriction = {CVAR_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 141 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"};
 142 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"};
 143 cvar_t sv_warsowbunny_airforwardaccel = {0, "sv_warsowbunny_airforwardaccel", "1.00001", "how fast you accelerate until you reach sv_maxspeed"};
 144 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)"};
 145 cvar_t sv_warsowbunny_topspeed = {0, "sv_warsowbunny_topspeed", "925", "soft speed limit (can get faster with rjs and on ramps)"};
 146 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)"};
 147 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"};
 148 cvar_t sv_onlycsqcnetworking = {0, "sv_onlycsqcnetworking", "0", "disables legacy entity networking code for higher performance (except on clients, which can still be legacy)"};
 149 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"};
 150 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"};
 151 cvar_t timelimit = {CVAR_NOTIFY, "timelimit","0", "ends level at this time (in minutes)"};
 152
 153 cvar_t saved1 = {CVAR_SAVE, "saved1", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 154 cvar_t saved2 = {CVAR_SAVE, "saved2", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 155 cvar_t saved3 = {CVAR_SAVE, "saved3", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 156 cvar_t saved4 = {CVAR_SAVE, "saved4", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 157 cvar_t savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 158 cvar_t scratch1 = {0, "scratch1", "0", "unused cvar in quake, can be used by mods"};
 159 cvar_t scratch2 = {0,"scratch2", "0", "unused cvar in quake, can be used by mods"};
 160 cvar_t scratch3 = {0, "scratch3", "0", "unused cvar in quake, can be used by mods"};
 161 cvar_t scratch4 = {0, "scratch4", "0", "unused cvar in quake, can be used by mods"};
 162 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)"};
 163
 164 cvar_t nehx00 = {0, "nehx00", "0", "nehahra data storage cvar (used in singleplayer)"};
 165 cvar_t nehx01 = {0, "nehx01", "0", "nehahra data storage cvar (used in singleplayer)"};
 166 cvar_t nehx02 = {0, "nehx02", "0", "nehahra data storage cvar (used in singleplayer)"};
 167 cvar_t nehx03 = {0, "nehx03", "0", "nehahra data storage cvar (used in singleplayer)"};
 168 cvar_t nehx04 = {0, "nehx04", "0", "nehahra data storage cvar (used in singleplayer)"};
 169 cvar_t nehx05 = {0, "nehx05", "0", "nehahra data storage cvar (used in singleplayer)"};
 170 cvar_t nehx06 = {0, "nehx06", "0", "nehahra data storage cvar (used in singleplayer)"};
 171 cvar_t nehx07 = {0, "nehx07", "0", "nehahra data storage cvar (used in singleplayer)"};
 172 cvar_t nehx08 = {0, "nehx08", "0", "nehahra data storage cvar (used in singleplayer)"};
 173 cvar_t nehx09 = {0, "nehx09", "0", "nehahra data storage cvar (used in singleplayer)"};
 174 cvar_t nehx10 = {0, "nehx10", "0", "nehahra data storage cvar (used in singleplayer)"};
 175 cvar_t nehx11 = {0, "nehx11", "0", "nehahra data storage cvar (used in singleplayer)"};
 176 cvar_t nehx12 = {0, "nehx12", "0", "nehahra data storage cvar (used in singleplayer)"};
 177 cvar_t nehx13 = {0, "nehx13", "0", "nehahra data storage cvar (used in singleplayer)"};
 178 cvar_t nehx14 = {0, "nehx14", "0", "nehahra data storage cvar (used in singleplayer)"};
 179 cvar_t nehx15 = {0, "nehx15", "0", "nehahra data storage cvar (used in singleplayer)"};
 180 cvar_t nehx16 = {0, "nehx16", "0", "nehahra data storage cvar (used in singleplayer)"};
 181 cvar_t nehx17 = {0, "nehx17", "0", "nehahra data storage cvar (used in singleplayer)"};
 182 cvar_t nehx18 = {0, "nehx18", "0", "nehahra data storage cvar (used in singleplayer)"};
 183 cvar_t nehx19 = {0, "nehx19", "0", "nehahra data storage cvar (used in singleplayer)"};
 184 cvar_t cutscene = {0, "cutscene", "1", "enables cutscenes in nehahra, can be used by other mods"};
 185
 186 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)"};
 187 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)" };
 188 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."};
 189
 190 cvar_t halflifebsp = {0, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"};
 191
 192 server_t sv;
 193 server_static_t svs;
 194
 195 mempool_t *sv_mempool = NULL;
 196
 197 extern cvar_t slowmo;
 198 extern float            scr_centertime_off;
 199
 200 // MUST match effectnameindex_t in client.h
 201 static const char *standardeffectnames[EFFECT_TOTAL] =
 202 {
 203         "",
 204         "TE_GUNSHOT",
 205         "TE_GUNSHOTQUAD",
 206         "TE_SPIKE",
 207         "TE_SPIKEQUAD",
 208         "TE_SUPERSPIKE",
 209         "TE_SUPERSPIKEQUAD",
 210         "TE_WIZSPIKE",
 211         "TE_KNIGHTSPIKE",
 212         "TE_EXPLOSION",
 213         "TE_EXPLOSIONQUAD",
 214         "TE_TAREXPLOSION",
 215         "TE_TELEPORT",
 216         "TE_LAVASPLASH",
 217         "TE_SMALLFLASH",
 218         "TE_FLAMEJET",
 219         "EF_FLAME",
 220         "TE_BLOOD",
 221         "TE_SPARK",
 222         "TE_PLASMABURN",
 223         "TE_TEI_G3",
 224         "TE_TEI_SMOKE",
 225         "TE_TEI_BIGEXPLOSION",
 226         "TE_TEI_PLASMAHIT",
 227         "EF_STARDUST",
 228         "TR_ROCKET",
 229         "TR_GRENADE",
 230         "TR_BLOOD",
 231         "TR_WIZSPIKE",
 232         "TR_SLIGHTBLOOD",
 233         "TR_KNIGHTSPIKE",
 234         "TR_VORESPIKE",
 235         "TR_NEHAHRASMOKE",
 236         "TR_NEXUIZPLASMA",
 237         "TR_GLOWTRAIL",
 238         "SVC_PARTICLE"
 239 };
 240
 241 #define SV_REQFUNCS (sizeof(sv_reqfuncs) / sizeof(const char *))
 242
 243 #define sv_reqfuncs NULL
 244 //static const char *sv_reqfuncs[] = {
 245 //};
 246
 247 #define SV_REQFIELDS (sizeof(sv_reqfields) / sizeof(prvm_required_field_t))
 248
 249 prvm_required_field_t sv_reqfields[] =
 250 {
 251         {ev_entity, "aiment"},
 252         {ev_entity, "chain"},
 253         {ev_entity, "clientcamera"},
 254         {ev_entity, "cursor_trace_ent"},
 255         {ev_entity, "drawonlytoclient"},
 256         {ev_entity, "enemy"},
 257         {ev_entity, "exteriormodeltoclient"},
 258         {ev_entity, "groundentity"},
 259         {ev_entity, "nodrawtoclient"},
 260         {ev_entity, "tag_entity"},
 261         {ev_entity, "viewmodelforclient"},
 262         {ev_float, "SendFlags"},
 263         {ev_float, "Version"},
 264         {ev_float, "alpha"},
 265         {ev_float, "ammo_cells1"},
 266         {ev_float, "ammo_lava_nails"},
 267         {ev_float, "ammo_multi_rockets"},
 268         {ev_float, "ammo_nails1"},
 269         {ev_float, "ammo_plasma"},
 270         {ev_float, "ammo_rockets1"},
 271         {ev_float, "ammo_shells1"},
 272         {ev_float, "bouncefactor"},
 273         {ev_float, "bouncestop"},
 274         {ev_float, "button3"},
 275         {ev_float, "button4"},
 276         {ev_float, "button5"},
 277         {ev_float, "button6"},
 278         {ev_float, "button7"},
 279         {ev_float, "button8"},
 280         {ev_float, "button9"},
 281         {ev_float, "button10"},
 282         {ev_float, "button11"},
 283         {ev_float, "button12"},
 284         {ev_float, "button13"},
 285         {ev_float, "button14"},
 286         {ev_float, "button15"},
 287         {ev_float, "button16"},
 288         {ev_float, "buttonchat"},
 289         {ev_float, "buttonuse"},
 290         {ev_float, "clientcolors"},
 291         {ev_float, "color"},
 292         {ev_float, "colormod"},
 293         {ev_float, "cursor_active"},
 294         {ev_float, "cursor_screen"},
 295         {ev_float, "cursor_trace_endpos"},
 296         {ev_float, "cursor_trace_start"},
 297         {ev_float, "dimension_hit"},
 298         {ev_float, "dimension_solid"},
 299         {ev_float, "disableclientprediction"},
 300         {ev_float, "discardabledemo"},
 301         {ev_float, "dphitcontentsmask"},
 302         {ev_float, "fatness"},
 303         {ev_float, "forceshader"},
 304         {ev_float, "frame"},
 305         {ev_float, "frame1time"},
 306         {ev_float, "frame2"},
 307         {ev_float, "frame2time"},
 308         {ev_float, "frame3"},
 309         {ev_float, "frame3time"},
 310         {ev_float, "frame4"},
 311         {ev_float, "frame4time"},
 312         {ev_float, "fullbright"},
 313         {ev_float, "glow_color"},
 314         {ev_float, "glow_size"},
 315         {ev_float, "glow_trail"},
 316         {ev_float, "gravity"},
 317         {ev_float, "hull"},
 318         {ev_float, "ideal_yaw"},
 319         {ev_float, "idealpitch"},
 320         {ev_float, "items2"},
 321         {ev_float, "jointtype"},
 322         {ev_float, "lerpfrac"},
 323         {ev_float, "lerpfrac3"},
 324         {ev_float, "lerpfrac4"},
 325         {ev_float, "light_lev"},
 326         {ev_float, "mass"},
 327         {ev_float, "modelflags"},
 328         {ev_float, "modelindex"},
 329         {ev_float, "movetype"},
 330         {ev_float, "nextthink"},
 331         {ev_float, "packetloss"},
 332         {ev_float, "pflags"},
 333         {ev_float, "ping"},
 334         {ev_float, "ping_packetloss"},
 335         {ev_float, "ping_movementloss"},
 336         {ev_float, "pitch_speed"},
 337         {ev_float, "pmodel"},
 338         {ev_float, "renderamt"},
 339         {ev_float, "renderflags"},
 340         {ev_float, "rendermode"},
 341         {ev_float, "scale"},
 342         {ev_float, "sendcomplexanimation"},
 343         {ev_float, "shadertime"},
 344         {ev_float, "skeletonindex"},
 345         {ev_float, "solid"},
 346         {ev_float, "style"},
 347         {ev_float, "tag_index"},
 348         {ev_float, "think"},
 349         {ev_float, "userwavefunc_param0"},
 350         {ev_float, "userwavefunc_param1"},
 351         {ev_float, "userwavefunc_param2"},
 352         {ev_float, "userwavefunc_param3"},
 353         {ev_float, "viewzoom"},
 354         {ev_float, "yaw_speed"},
 355         {ev_function, "SendEntity"},
 356         {ev_function, "camera_transform"},
 357         {ev_function, "contentstransition"},
 358         {ev_function, "customizeentityforclient"},
 359         {ev_function, "movetypesteplandevent"},
 360         {ev_string, "classname"},
 361         {ev_string, "clientstatus"},
 362         {ev_string, "crypto_encryptmethod"},
 363         {ev_string, "crypto_idfp"},
 364         {ev_string, "crypto_keyfp"},
 365         {ev_string, "crypto_mykeyfp"},
 366         {ev_string, "crypto_signmethod"},
 367         {ev_string, "message"},
 368         {ev_string, "netaddress"},
 369         {ev_string, "playermodel"},
 370         {ev_string, "playerskin"},
 371         {ev_vector, "angles"},
 372         {ev_vector, "angles"},
 373         {ev_vector, "avelocity"},
 374 //      {ev_vector, "axis_forward"},
 375 //      {ev_vector, "axis_left"},
 376 //      {ev_vector, "axis_up"},
 377         {ev_vector, "glowmod"},
 378         {ev_vector, "maxs"},
 379         {ev_vector, "mins"},
 380         {ev_vector, "movedir"},
 381         {ev_vector, "movement"},
 382         {ev_vector, "origin"},
 383         {ev_vector, "punchvector"},
 384 //      {ev_vector, "spinvelocity"},
 385         {ev_vector, "velocity"},
 386 };
 387
 388 #define SV_REQGLOBALS (sizeof(sv_reqglobals) / sizeof(prvm_required_field_t))
 389
 390 prvm_required_field_t sv_reqglobals[] =
 391 {
 392         {ev_entity, "self"},
 393         {ev_entity, "trace_ent"},
 394         {ev_entity, "trace_networkentity"},
 395         {ev_float, "coop"},
 396         {ev_float, "deathmatch"},
 397         {ev_float, "dmg_save"},
 398         {ev_float, "dmg_take"},
 399         {ev_float, "drawfont"},
 400         {ev_float, "drawfontscale"},
 401         {ev_float, "gettaginfo_parent"},
 402         {ev_float, "intermission"},
 403         {ev_float, "particles_alphamax"},
 404         {ev_float, "particles_alphamin"},
 405         {ev_float, "require_spawnfunc_prefix"},
 406         {ev_float, "sb_showscores"},
 407         {ev_float, "serverdeltatime"},
 408         {ev_float, "serverprevtime"},
 409         {ev_float, "servertime"},
 410         {ev_float, "time"},
 411         {ev_float, "trace_allsolid"},
 412         {ev_float, "trace_dphitcontents"},
 413         {ev_float, "trace_dphitq3surfaceflags"},
 414         {ev_float, "trace_dpstartcontents"},
 415         {ev_float, "trace_fraction"},
 416         {ev_float, "trace_inopen"},
 417         {ev_float, "trace_inwater"},
 418         {ev_float, "trace_plane_dist"},
 419         {ev_float, "trace_startsolid"},
 420         {ev_float, "transparent_offset"},
 421         {ev_string, "SV_InitCmd"},
 422         {ev_string, "gettaginfo_name"},
 423         {ev_string, "trace_dphittexturename"},
 424         {ev_string, "worldstatus"},
 425         {ev_vector, "dmg_origin"},
 426         {ev_vector, "gettaginfo_forward"},
 427         {ev_vector, "gettaginfo_offset"},
 428         {ev_vector, "gettaginfo_right"},
 429         {ev_vector, "gettaginfo_up"},
 430         {ev_vector, "particles_colormax"},
 431         {ev_vector, "particles_colormin"},
 432         {ev_vector, "trace_endpos"},
 433         {ev_vector, "trace_plane_normal"},
 434         {ev_vector, "v_forward"},
 435         {ev_vector, "v_right"},
 436         {ev_vector, "v_up"},
 437         {ev_vector, "view_angles"},
 438         {ev_vector, "view_punchangle"},
 439         {ev_vector, "view_punchvector"},
 440 };
 441
 442
 443
 444 //============================================================================
 445
 446 void SV_AreaStats_f(void)
 447 {
 448         World_PrintAreaStats(&sv.world, "server");
 449 }
 450
 451 /*
 452 ===============
 453 SV_Init
 454 ===============
 455 */
 456 void SV_Init (void)
 457 {
 458         // init the csqc progs cvars, since they are updated/used by the server code
 459         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 460         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 461         extern cvar_t csqc_progcrc;
 462         extern cvar_t csqc_progsize;
 463
 464         Cvar_RegisterVariable(&sv_worldmessage);
 465         Cvar_RegisterVariable(&sv_worldname);
 466         Cvar_RegisterVariable(&sv_worldnamenoextension);
 467         Cvar_RegisterVariable(&sv_worldbasename);
 468
 469         Cvar_RegisterVariable (&csqc_progname);
 470         Cvar_RegisterVariable (&csqc_progcrc);
 471         Cvar_RegisterVariable (&csqc_progsize);
 472
 473         Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 474         Cmd_AddCommand("sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 475         Cmd_AddCommand_WithClientCommand("sv_startdownload", NULL, SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 476         Cmd_AddCommand_WithClientCommand("download", NULL, SV_Download_f, "downloads a specified file from the server");
 477
 478         Cvar_RegisterVariable (&coop);
 479         Cvar_RegisterVariable (&deathmatch);
 480         Cvar_RegisterVariable (&fraglimit);
 481         Cvar_RegisterVariable (&gamecfg);
 482         Cvar_RegisterVariable (&noexit);
 483         Cvar_RegisterVariable (&nomonsters);
 484         Cvar_RegisterVariable (&pausable);
 485         Cvar_RegisterVariable (&pr_checkextension);
 486         Cvar_RegisterVariable (&samelevel);
 487         Cvar_RegisterVariable (&skill);
 488         Cvar_RegisterVariable (&slowmo);
 489         Cvar_RegisterVariable (&sv_accelerate);
 490         Cvar_RegisterVariable (&sv_aim);
 491         Cvar_RegisterVariable (&sv_airaccel_qw);
 492         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 493         Cvar_RegisterVariable (&sv_airaccelerate);
 494         Cvar_RegisterVariable (&sv_airstopaccelerate);
 495         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 496         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 497         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 498         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 499         Cvar_RegisterVariable (&sv_aircontrol);
 500         Cvar_RegisterVariable (&sv_aircontrol_power);
 501         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 502         Cvar_RegisterVariable (&sv_allowdownloads);
 503         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 504         Cvar_RegisterVariable (&sv_allowdownloads_config);
 505         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 506         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 507         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 508         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 509         Cvar_RegisterVariable (&sv_clmovement_enable);
 510         Cvar_RegisterVariable (&sv_clmovement_minping);
 511         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 512         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 513         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 514         Cvar_RegisterVariable (&sv_cullentities_pvs);
 515         Cvar_RegisterVariable (&sv_cullentities_stats);
 516         Cvar_RegisterVariable (&sv_cullentities_trace);
 517         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 518         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 519         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 520         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 521         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 522         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 523         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 524         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 525         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 526         Cvar_RegisterVariable (&sv_debugmove);
 527         Cvar_RegisterVariable (&sv_echobprint);
 528         Cvar_RegisterVariable (&sv_edgefriction);
 529         Cvar_RegisterVariable (&sv_entpatch);
 530         Cvar_RegisterVariable (&sv_fixedframeratesingleplayer);
 531         Cvar_RegisterVariable (&sv_freezenonclients);
 532         Cvar_RegisterVariable (&sv_friction);
 533         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 534         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 535         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 536         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 537         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 538         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 539         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 540         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 541         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 542         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 543         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 544         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 545         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 546         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_bias);
 547         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 548         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 549         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 550         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 551         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 552         Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
 553         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 554         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 555         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 556         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 557         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 558         Cvar_RegisterVariable (&sv_gravity);
 559         Cvar_RegisterVariable (&sv_idealpitchscale);
 560         Cvar_RegisterVariable (&sv_jumpstep);
 561         Cvar_RegisterVariable (&sv_jumpvelocity);
 562         Cvar_RegisterVariable (&sv_maxairspeed);
 563         Cvar_RegisterVariable (&sv_maxrate);
 564         Cvar_RegisterVariable (&sv_maxspeed);
 565         Cvar_RegisterVariable (&sv_maxvelocity);
 566         Cvar_RegisterVariable (&sv_nostep);
 567         Cvar_RegisterVariable (&sv_playerphysicsqc);
 568         Cvar_RegisterVariable (&sv_progs);
 569         Cvar_RegisterVariable (&sv_protocolname);
 570         Cvar_RegisterVariable (&sv_random_seed);
 571         Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
 572         Cvar_RegisterVariable (&sv_sound_land);
 573         Cvar_RegisterVariable (&sv_sound_watersplash);
 574         Cvar_RegisterVariable (&sv_stepheight);
 575         Cvar_RegisterVariable (&sv_stopspeed);
 576         Cvar_RegisterVariable (&sv_wallfriction);
 577         Cvar_RegisterVariable (&sv_wateraccelerate);
 578         Cvar_RegisterVariable (&sv_waterfriction);
 579         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 580         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 581         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 582         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 583         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 584         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 585         Cvar_RegisterVariable (&sys_ticrate);
 586         Cvar_RegisterVariable (&teamplay);
 587         Cvar_RegisterVariable (&timelimit);
 588
 589         Cvar_RegisterVariable (&saved1);
 590         Cvar_RegisterVariable (&saved2);
 591         Cvar_RegisterVariable (&saved3);
 592         Cvar_RegisterVariable (&saved4);
 593         Cvar_RegisterVariable (&savedgamecfg);
 594         Cvar_RegisterVariable (&scratch1);
 595         Cvar_RegisterVariable (&scratch2);
 596         Cvar_RegisterVariable (&scratch3);
 597         Cvar_RegisterVariable (&scratch4);
 598         Cvar_RegisterVariable (&temp1);
 599
 600         // LordHavoc: Nehahra uses these to pass data around cutscene demos
 601         Cvar_RegisterVariable (&nehx00);
 602         Cvar_RegisterVariable (&nehx01);
 603         Cvar_RegisterVariable (&nehx02);
 604         Cvar_RegisterVariable (&nehx03);
 605         Cvar_RegisterVariable (&nehx04);
 606         Cvar_RegisterVariable (&nehx05);
 607         Cvar_RegisterVariable (&nehx06);
 608         Cvar_RegisterVariable (&nehx07);
 609         Cvar_RegisterVariable (&nehx08);
 610         Cvar_RegisterVariable (&nehx09);
 611         Cvar_RegisterVariable (&nehx10);
 612         Cvar_RegisterVariable (&nehx11);
 613         Cvar_RegisterVariable (&nehx12);
 614         Cvar_RegisterVariable (&nehx13);
 615         Cvar_RegisterVariable (&nehx14);
 616         Cvar_RegisterVariable (&nehx15);
 617         Cvar_RegisterVariable (&nehx16);
 618         Cvar_RegisterVariable (&nehx17);
 619         Cvar_RegisterVariable (&nehx18);
 620         Cvar_RegisterVariable (&nehx19);
 621         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 622
 623         Cvar_RegisterVariable (&sv_autodemo_perclient);
 624         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 625         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 626
 627         Cvar_RegisterVariable (&halflifebsp);
 628
 629         sv_mempool = Mem_AllocPool("server", 0, NULL);
 630 }
 631
 632 static void SV_SaveEntFile_f(void)
 633 {
 634         if (!sv.active || !sv.worldmodel)
 635         {
 636                 Con_Print("Not running a server\n");
 637                 return;
 638         }
 639         FS_WriteFile(va("%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 640 }
 641
 642
 643 /*
 644 =============================================================================
 645
 646 EVENT MESSAGES
 647
 648 =============================================================================
 649 */
 650
 651 /*
 652 ==================
 653 SV_StartParticle
 654
 655 Make sure the event gets sent to all clients
 656 ==================
 657 */
 658 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
 659 {
 660         int i;
 661
 662         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
 663                 return;
 664         MSG_WriteByte (&sv.datagram, svc_particle);
 665         MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 666         MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 667         MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 668         for (i=0 ; i<3 ; i++)
 669                 MSG_WriteChar (&sv.datagram, (int)bound(-128, dir[i]*16, 127));
 670         MSG_WriteByte (&sv.datagram, count);
 671         MSG_WriteByte (&sv.datagram, color);
 672         SV_FlushBroadcastMessages();
 673 }
 674
 675 /*
 676 ==================
 677 SV_StartEffect
 678
 679 Make sure the event gets sent to all clients
 680 ==================
 681 */
 682 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
 683 {
 684         if (modelindex >= 256 || startframe >= 256)
 685         {
 686                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
 687                         return;
 688                 MSG_WriteByte (&sv.datagram, svc_effect2);
 689                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 690                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 691                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 692                 MSG_WriteShort (&sv.datagram, modelindex);
 693                 MSG_WriteShort (&sv.datagram, startframe);
 694                 MSG_WriteByte (&sv.datagram, framecount);
 695                 MSG_WriteByte (&sv.datagram, framerate);
 696         }
 697         else
 698         {
 699                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
 700                         return;
 701                 MSG_WriteByte (&sv.datagram, svc_effect);
 702                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 703                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 704                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 705                 MSG_WriteByte (&sv.datagram, modelindex);
 706                 MSG_WriteByte (&sv.datagram, startframe);
 707                 MSG_WriteByte (&sv.datagram, framecount);
 708                 MSG_WriteByte (&sv.datagram, framerate);
 709         }
 710         SV_FlushBroadcastMessages();
 711 }
 712
 713 /*
 714 ==================
 715 SV_StartSound
 716
 717 Each entity can have eight independant sound sources, like voice,
 718 weapon, feet, etc.
 719
 720 Channel 0 is an auto-allocate channel, the others override anything
 721 already running on that entity/channel pair.
 722
 723 An attenuation of 0 will play full volume everywhere in the level.
 724 Larger attenuations will drop off.  (max 4 attenuation)
 725
 726 ==================
 727 */
 728 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation)
 729 {
 730         int sound_num, field_mask, i, ent;
 731
 732         if (volume < 0 || volume > 255)
 733         {
 734                 Con_Printf ("SV_StartSound: volume = %i\n", volume);
 735                 return;
 736         }
 737
 738         if (attenuation < 0 || attenuation > 4)
 739         {
 740                 Con_Printf ("SV_StartSound: attenuation = %f\n", attenuation);
 741                 return;
 742         }
 743
 744         if (channel < 0 || channel > 7)
 745         {
 746                 Con_Printf ("SV_StartSound: channel = %i\n", channel);
 747                 return;
 748         }
 749
 750         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
 751                 return;
 752
 753 // find precache number for sound
 754         sound_num = SV_SoundIndex(sample, 1);
 755         if (!sound_num)
 756                 return;
 757
 758         ent = PRVM_NUM_FOR_EDICT(entity);
 759
 760         field_mask = 0;
 761         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
 762                 field_mask |= SND_VOLUME;
 763         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
 764                 field_mask |= SND_ATTENUATION;
 765         if (ent >= 8192)
 766                 field_mask |= SND_LARGEENTITY;
 767         if (sound_num >= 256 || channel >= 8)
 768                 field_mask |= SND_LARGESOUND;
 769
 770 // directed messages go only to the entity they are targeted on
 771         MSG_WriteByte (&sv.datagram, svc_sound);
 772         MSG_WriteByte (&sv.datagram, field_mask);
 773         if (field_mask & SND_VOLUME)
 774                 MSG_WriteByte (&sv.datagram, volume);
 775         if (field_mask & SND_ATTENUATION)
 776                 MSG_WriteByte (&sv.datagram, (int)(attenuation*64));
 777         if (field_mask & SND_LARGEENTITY)
 778         {
 779                 MSG_WriteShort (&sv.datagram, ent);
 780                 MSG_WriteByte (&sv.datagram, channel);
 781         }
 782         else
 783                 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
 784         if ((field_mask & SND_LARGESOUND) || sv.protocol == PROTOCOL_NEHAHRABJP2)
 785                 MSG_WriteShort (&sv.datagram, sound_num);
 786         else
 787                 MSG_WriteByte (&sv.datagram, sound_num);
 788         for (i = 0;i < 3;i++)
 789                 MSG_WriteCoord (&sv.datagram, entity->fields.server->origin[i]+0.5*(entity->fields.server->mins[i]+entity->fields.server->maxs[i]), sv.protocol);
 790         SV_FlushBroadcastMessages();
 791 }
 792
 793 /*
 794 ==================
 795 SV_StartPointSound
 796
 797 Nearly the same logic as SV_StartSound, except an origin
 798 instead of an entity is provided and channel is omitted.
 799
 800 The entity sent to the client is 0 (world) and the channel
 801 is 0 (CHAN_AUTO).  SND_LARGEENTITY will never occur in this
 802 function, therefore the check for it is omitted.
 803
 804 ==================
 805 */
 806 void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float attenuation)
 807 {
 808         int sound_num, field_mask, i;
 809
 810         if (volume < 0 || volume > 255)
 811         {
 812                 Con_Printf ("SV_StartPointSound: volume = %i\n", volume);
 813                 return;
 814         }
 815
 816         if (attenuation < 0 || attenuation > 4)
 817         {
 818                 Con_Printf ("SV_StartPointSound: attenuation = %f\n", attenuation);
 819                 return;
 820         }
 821
 822         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
 823                 return;
 824
 825         // find precache number for sound
 826         sound_num = SV_SoundIndex(sample, 1);
 827         if (!sound_num)
 828                 return;
 829
 830         field_mask = 0;
 831         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
 832                 field_mask |= SND_VOLUME;
 833         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
 834                 field_mask |= SND_ATTENUATION;
 835         if (sound_num >= 256)
 836                 field_mask |= SND_LARGESOUND;
 837
 838 // directed messages go only to the entity they are targeted on
 839         MSG_WriteByte (&sv.datagram, svc_sound);
 840         MSG_WriteByte (&sv.datagram, field_mask);
 841         if (field_mask & SND_VOLUME)
 842                 MSG_WriteByte (&sv.datagram, volume);
 843         if (field_mask & SND_ATTENUATION)
 844                 MSG_WriteByte (&sv.datagram, (int)(attenuation*64));
 845         // Always write entnum 0 for the world entity
 846         MSG_WriteShort (&sv.datagram, (0<<3) | 0);
 847         if (field_mask & SND_LARGESOUND)
 848                 MSG_WriteShort (&sv.datagram, sound_num);
 849         else
 850                 MSG_WriteByte (&sv.datagram, sound_num);
 851         for (i = 0;i < 3;i++)
 852                 MSG_WriteCoord (&sv.datagram, origin[i], sv.protocol);
 853         SV_FlushBroadcastMessages();
 854 }
 855
 856 /*
 857 ==============================================================================
 858
 859 CLIENT SPAWNING
 860
 861 ==============================================================================
 862 */
 863
 864 /*
 865 ================
 866 SV_SendServerinfo
 867
 868 Sends the first message from the server to a connected client.
 869 This will be sent on the initial connection and upon each server load.
 870 ================
 871 */
 872 void SV_SendServerinfo (client_t *client)
 873 {
 874         int i;
 875         char message[128];
 876
 877         // we know that this client has a netconnection and thus is not a bot
 878
 879         // edicts get reallocated on level changes, so we need to update it here
 880         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 881
 882         // clear cached stuff that depends on the level
 883         client->weaponmodel[0] = 0;
 884         client->weaponmodelindex = 0;
 885
 886         // LordHavoc: clear entityframe tracking
 887         client->latestframenum = 0;
 888
 889         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 890         client->cmd.time = sv.time;
 891
 892         if (client->entitydatabase)
 893                 EntityFrame_FreeDatabase(client->entitydatabase);
 894         if (client->entitydatabase4)
 895                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 896         if (client->entitydatabase5)
 897                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 898
 899         memset(client->stats, 0, sizeof(client->stats));
 900         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 901
 902         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)
 903         {
 904                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 905                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 906                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 907                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 908                 else
 909                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 910         }
 911
 912         // reset csqc entity versions
 913         for (i = 0;i < prog->max_edicts;i++)
 914         {
 915                 client->csqcentityscope[i] = 0;
 916                 client->csqcentitysendflags[i] = 0xFFFFFF;
 917                 client->csqcentityglobalhistory[i] = 0;
 918         }
 919         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 920         {
 921                 client->csqcentityframehistory[i].num = 0;
 922                 client->csqcentityframehistory[i].framenum = -1;
 923         }
 924         client->csqcnumedicts = 0;
 925         client->csqcentityframehistory_next = 0;
 926
 927         SZ_Clear (&client->netconnection->message);
 928         MSG_WriteByte (&client->netconnection->message, svc_print);
 929         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 930         MSG_WriteString (&client->netconnection->message,message);
 931
 932         SV_StopDemoRecording(client); // to split up demos into different files
 933         if(sv_autodemo_perclient.integer && client->netconnection)
 934         {
 935                 char demofile[MAX_OSPATH];
 936                 char ipaddress[MAX_QPATH];
 937                 size_t i;
 938
 939                 // start a new demo file
 940                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 941                 for(i = 0; ipaddress[i]; ++i)
 942                         if(!isalnum(ipaddress[i]))
 943                                 ipaddress[i] = '-';
 944                 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);
 945
 946                 SV_StartDemoRecording(client, demofile, -1);
 947         }
 948
 949         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 950         if (sv.csqc_progname[0])
 951         {
 952                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 953                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 954                 MSG_WriteString (&client->netconnection->message, va("csqc_progname %s\n", sv.csqc_progname));
 955                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 956                 MSG_WriteString (&client->netconnection->message, va("csqc_progsize %i\n", sv.csqc_progsize));
 957                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 958                 MSG_WriteString (&client->netconnection->message, va("csqc_progcrc %i\n", sv.csqc_progcrc));
 959
 960                 if(client->sv_demo_file != NULL)
 961                 {
 962                         int i;
 963                         static char buf[NET_MAXMESSAGE];
 964                         sizebuf_t sb;
 965
 966                         sb.data = (unsigned char *) buf;
 967                         sb.maxsize = sizeof(buf);
 968                         i = 0;
 969                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, i++, &sb, sv.protocol))
 970                                 SV_WriteDemoMessage(client, &sb, false);
 971                 }
 972
 973                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 974                 if (PRVM_GetString(PRVM_GLOBALFIELDSTRING(prog->globaloffsets.SV_InitCmd)))
 975                 {
 976                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 977                         MSG_WriteString (&client->netconnection->message, va("%s\n", PRVM_GetString(PRVM_GLOBALFIELDSTRING(prog->globaloffsets.SV_InitCmd))));
 978                 }
 979         }
 980
 981         //if (sv_allowdownloads.integer)
 982         // always send the info that the server supports the protocol, even if downloads are forbidden
 983         // only because of that, the CSQC exception can work
 984         {
 985                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 986                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 987         }
 988
 989         // send at this time so it's guaranteed to get executed at the right time
 990         {
 991                 client_t *save;
 992                 save = host_client;
 993                 host_client = client;
 994                 Curl_SendRequirements();
 995                 host_client = save;
 996         }
 997
 998         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 999         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
1000         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
1001
1002         if (!coop.integer && deathmatch.integer)
1003                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
1004         else
1005                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
1006
1007         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog->edicts->fields.server->message));
1008
1009         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
1010                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
1011         MSG_WriteByte (&client->netconnection->message, 0);
1012
1013         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
1014                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
1015         MSG_WriteByte (&client->netconnection->message, 0);
1016
1017 // send music
1018         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
1019         MSG_WriteByte (&client->netconnection->message, (int)prog->edicts->fields.server->sounds);
1020         MSG_WriteByte (&client->netconnection->message, (int)prog->edicts->fields.server->sounds);
1021
1022 // set view
1023 // store this in clientcamera, too
1024         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
1025         MSG_WriteByte (&client->netconnection->message, svc_setview);
1026         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
1027
1028         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
1029         MSG_WriteByte (&client->netconnection->message, 1);
1030
1031         client->spawned = false;                // need prespawn, spawn, etc
1032         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
1033
1034         // clear movement info until client enters the new level properly
1035         memset(&client->cmd, 0, sizeof(client->cmd));
1036         client->movesequence = 0;
1037         client->movement_highestsequence_seen = 0;
1038         memset(&client->movement_count, 0, sizeof(client->movement_count));
1039 #ifdef NUM_PING_TIMES
1040         for (i = 0;i < NUM_PING_TIMES;i++)
1041                 client->ping_times[i] = 0;
1042         client->num_pings = 0;
1043 #endif
1044         client->ping = 0;
1045
1046         // allow the client some time to send his keepalives, even if map loading took ages
1047         client->netconnection->timeout = realtime + net_connecttimeout.value;
1048 }
1049
1050 /*
1051 ================
1052 SV_ConnectClient
1053
1054 Initializes a client_t for a new net connection.  This will only be called
1055 once for a player each game, not once for each level change.
1056 ================
1057 */
1058 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
1059 {
1060         client_t                *client;
1061         int                             i;
1062
1063         client = svs.clients + clientnum;
1064
1065 // set up the client_t
1066         if (sv.loadgame)
1067         {
1068                 float backupparms[NUM_SPAWN_PARMS];
1069                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
1070                 memset(client, 0, sizeof(*client));
1071                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
1072         }
1073         else
1074                 memset(client, 0, sizeof(*client));
1075         client->active = true;
1076         client->netconnection = netconnection;
1077
1078         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
1079
1080         if(client->netconnection && client->netconnection->crypto.authenticated)
1081         {
1082                 Con_Printf("%s connection to %s has been established: client is %s@%.*s, I am %.*s@%.*s\n",
1083                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
1084                                 client->netconnection->address,
1085                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
1086                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
1087                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
1088                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
1089                                 );
1090         }
1091
1092         strlcpy(client->name, "unconnected", sizeof(client->name));
1093         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
1094         client->spawned = false;
1095         client->edict = PRVM_EDICT_NUM(clientnum+1);
1096         if (client->netconnection)
1097                 client->netconnection->message.allowoverflow = true;            // we can catch it
1098         // prepare the unreliable message buffer
1099         client->unreliablemsg.data = client->unreliablemsg_data;
1100         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
1101         // updated by receiving "rate" command from client, this is also the default if not using a DP client
1102         client->rate = 1000000000;
1103         // no limits for local player
1104         if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
1105                 client->rate = 1000000000;
1106         client->connecttime = realtime;
1107
1108         if (!sv.loadgame)
1109         {
1110                 // call the progs to get default spawn parms for the new client
1111                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
1112                 prog->globals.server->self = 0;
1113                 PRVM_ExecuteProgram (prog->globals.server->SetNewParms, "QC function SetNewParms is missing");
1114                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
1115                         client->spawn_parms[i] = (&prog->globals.server->parm1)[i];
1116
1117                 // set up the entity for this client (including .colormap, .team, etc)
1118                 PRVM_ED_ClearEdict(client->edict);
1119         }
1120
1121         // don't call SendServerinfo for a fresh botclient because its fields have
1122         // not been set up by the qc yet
1123         if (client->netconnection)
1124                 SV_SendServerinfo (client);
1125         else
1126                 client->spawned = true;
1127 }
1128
1129
1130 /*
1131 ===============================================================================
1132
1133 FRAME UPDATES
1134
1135 ===============================================================================
1136 */
1137
1138 /*
1139 =============================================================================
1140
1141 The PVS must include a small area around the client to allow head bobbing
1142 or other small motion on the client side.  Otherwise, a bob might cause an
1143 entity that should be visible to not show up, especially when the bob
1144 crosses a waterline.
1145
1146 =============================================================================
1147 */
1148
1149 static qboolean SV_PrepareEntityForSending (prvm_edict_t *ent, entity_state_t *cs, int enumber)
1150 {
1151         int i;
1152         unsigned int sendflags;
1153         unsigned int version;
1154         unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius;
1155         unsigned int customizeentityforclient;
1156         unsigned int sendentity;
1157         float f;
1158         float *v;
1159         vec3_t cullmins, cullmaxs;
1160         dp_model_t *model;
1161
1162         // fast path for games that do not use legacy entity networking
1163         // note: still networks clients even if they are legacy
1164         sendentity = PRVM_EDICTFIELDFUNCTION(ent, prog->fieldoffsets.SendEntity);
1165         if (sv_onlycsqcnetworking.integer && !sendentity && enumber > svs.maxclients)
1166                 return false;
1167
1168         // this 2 billion unit check is actually to detect NAN origins
1169         // (we really don't want to send those)
1170         if (!(VectorLength2(ent->fields.server->origin) < 2000000000.0*2000000000.0))
1171                 return false;
1172
1173         // EF_NODRAW prevents sending for any reason except for your own
1174         // client, so we must keep all clients in this superset
1175         effects = (unsigned)ent->fields.server->effects;
1176
1177         // we can omit invisible entities with no effects that are not clients
1178         // LordHavoc: this could kill tags attached to an invisible entity, I
1179         // just hope we never have to support that case
1180         i = (int)ent->fields.server->modelindex;
1181         modelindex = (i >= 1 && i < MAX_MODELS && ent->fields.server->model && *PRVM_GetString(ent->fields.server->model) && sv.models[i]) ? i : 0;
1182
1183         flags = 0;
1184         i = (int)(PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.glow_size) * 0.25f);
1185         glowsize = (unsigned char)bound(0, i, 255);
1186         if (PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.glow_trail))
1187                 flags |= RENDER_GLOWTRAIL;
1188         if (PRVM_EDICTFIELDEDICT(ent, prog->fieldoffsets.viewmodelforclient))
1189                 flags |= RENDER_VIEWMODEL;
1190
1191         v = PRVM_EDICTFIELDVECTOR(ent, prog->fieldoffsets.color);
1192         f = v[0]*256;
1193         light[0] = (unsigned short)bound(0, f, 65535);
1194         f = v[1]*256;
1195         light[1] = (unsigned short)bound(0, f, 65535);
1196         f = v[2]*256;
1197         light[2] = (unsigned short)bound(0, f, 65535);
1198         f = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.light_lev);
1199         light[3] = (unsigned short)bound(0, f, 65535);
1200         lightstyle = (unsigned char)PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.style);
1201         lightpflags = (unsigned char)PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.pflags);
1202
1203         if (gamemode == GAME_TENEBRAE)
1204         {
1205                 // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
1206                 if (effects & 16)
1207                 {
1208                         effects &= ~16;
1209                         lightpflags |= PFLAGS_FULLDYNAMIC;
1210                 }
1211                 // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
1212                 if (effects & 32)
1213                 {
1214                         effects &= ~32;
1215                         light[0] = (int)(0.2*256);
1216                         light[1] = (int)(1.0*256);
1217                         light[2] = (int)(0.2*256);
1218                         light[3] = 200;
1219                         lightpflags |= PFLAGS_FULLDYNAMIC;
1220                 }
1221         }
1222
1223         specialvisibilityradius = 0;
1224         if (lightpflags & PFLAGS_FULLDYNAMIC)
1225                 specialvisibilityradius = max(specialvisibilityradius, light[3]);
1226         if (glowsize)
1227                 specialvisibilityradius = max(specialvisibilityradius, glowsize * 4);
1228         if (flags & RENDER_GLOWTRAIL)
1229                 specialvisibilityradius = max(specialvisibilityradius, 100);
1230         if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1231         {
1232                 if (effects & EF_BRIGHTFIELD)
1233                         specialvisibilityradius = max(specialvisibilityradius, 80);
1234                 if (effects & EF_MUZZLEFLASH)
1235                         specialvisibilityradius = max(specialvisibilityradius, 100);
1236                 if (effects & EF_BRIGHTLIGHT)
1237                         specialvisibilityradius = max(specialvisibilityradius, 400);
1238                 if (effects & EF_DIMLIGHT)
1239                         specialvisibilityradius = max(specialvisibilityradius, 200);
1240                 if (effects & EF_RED)
1241                         specialvisibilityradius = max(specialvisibilityradius, 200);
1242                 if (effects & EF_BLUE)
1243                         specialvisibilityradius = max(specialvisibilityradius, 200);
1244                 if (effects & EF_FLAME)
1245                         specialvisibilityradius = max(specialvisibilityradius, 250);
1246                 if (effects & EF_STARDUST)
1247                         specialvisibilityradius = max(specialvisibilityradius, 100);
1248         }
1249
1250         // early culling checks
1251         // (final culling is done by SV_MarkWriteEntityStateToClient)
1252         customizeentityforclient = PRVM_EDICTFIELDFUNCTION(ent, prog->fieldoffsets.customizeentityforclient);
1253         if (!customizeentityforclient && enumber > svs.maxclients && (!modelindex && !specialvisibilityradius))
1254                 return false;
1255
1256         *cs = defaultstate;
1257         cs->active = ACTIVE_NETWORK;
1258         cs->number = enumber;
1259         VectorCopy(ent->fields.server->origin, cs->origin);
1260         VectorCopy(ent->fields.server->angles, cs->angles);
1261         cs->flags = flags;
1262         cs->effects = effects;
1263         cs->colormap = (unsigned)ent->fields.server->colormap;
1264         cs->modelindex = modelindex;
1265         cs->skin = (unsigned)ent->fields.server->skin;
1266         cs->frame = (unsigned)ent->fields.server->frame;
1267         cs->viewmodelforclient = PRVM_EDICTFIELDEDICT(ent, prog->fieldoffsets.viewmodelforclient);
1268         cs->exteriormodelforclient = PRVM_EDICTFIELDEDICT(ent, prog->fieldoffsets.exteriormodeltoclient);
1269         cs->nodrawtoclient = PRVM_EDICTFIELDEDICT(ent, prog->fieldoffsets.nodrawtoclient);
1270         cs->drawonlytoclient = PRVM_EDICTFIELDEDICT(ent, prog->fieldoffsets.drawonlytoclient);
1271         cs->customizeentityforclient = customizeentityforclient;
1272         cs->tagentity = PRVM_EDICTFIELDEDICT(ent, prog->fieldoffsets.tag_entity);
1273         cs->tagindex = (unsigned char)PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.tag_index);
1274         cs->glowsize = glowsize;
1275
1276         // don't need to init cs->colormod because the defaultstate did that for us
1277         //cs->colormod[0] = cs->colormod[1] = cs->colormod[2] = 32;
1278         v = PRVM_EDICTFIELDVECTOR(ent, prog->fieldoffsets.colormod);
1279         if (VectorLength2(v))
1280         {
1281                 i = (int)(v[0] * 32.0f);cs->colormod[0] = bound(0, i, 255);
1282                 i = (int)(v[1] * 32.0f);cs->colormod[1] = bound(0, i, 255);
1283                 i = (int)(v[2] * 32.0f);cs->colormod[2] = bound(0, i, 255);
1284         }
1285
1286         // don't need to init cs->glowmod because the defaultstate did that for us
1287         //cs->glowmod[0] = cs->glowmod[1] = cs->glowmod[2] = 32;
1288         v = PRVM_EDICTFIELDVECTOR(ent, prog->fieldoffsets.glowmod);
1289         if (VectorLength2(v))
1290         {
1291                 i = (int)(v[0] * 32.0f);cs->glowmod[0] = bound(0, i, 255);
1292                 i = (int)(v[1] * 32.0f);cs->glowmod[1] = bound(0, i, 255);
1293                 i = (int)(v[2] * 32.0f);cs->glowmod[2] = bound(0, i, 255);
1294         }
1295
1296         cs->modelindex = modelindex;
1297
1298         cs->alpha = 255;
1299         f = (PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.alpha) * 255.0f);
1300         if (f)
1301         {
1302                 i = (int)f;
1303                 cs->alpha = (unsigned char)bound(0, i, 255);
1304         }
1305         // halflife
1306         f = (PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.renderamt));
1307         if (f)
1308         {
1309                 i = (int)f;
1310                 cs->alpha = (unsigned char)bound(0, i, 255);
1311         }
1312
1313         cs->scale = 16;
1314         f = (PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.scale) * 16.0f);
1315         if (f)
1316         {
1317                 i = (int)f;
1318                 cs->scale = (unsigned char)bound(0, i, 255);
1319         }
1320
1321         cs->glowcolor = 254;
1322         f = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.glow_color);
1323         if (f)
1324                 cs->glowcolor = (int)f;
1325
1326         if (PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.fullbright))
1327                 cs->effects |= EF_FULLBRIGHT;
1328
1329         f = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.modelflags);
1330         if (f)
1331                 cs->effects |= ((unsigned int)f & 0xff) << 24;
1332
1333         if (ent->fields.server->movetype == MOVETYPE_STEP)
1334                 cs->flags |= RENDER_STEP;
1335         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)
1336                 cs->flags |= RENDER_LOWPRECISION;
1337         if (ent->fields.server->colormap >= 1024)
1338                 cs->flags |= RENDER_COLORMAPPED;
1339         if (cs->viewmodelforclient)
1340                 cs->flags |= RENDER_VIEWMODEL; // show relative to the view
1341
1342         if (PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.sendcomplexanimation))
1343         {
1344                 cs->flags |= RENDER_COMPLEXANIMATION;
1345                 if (PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.skeletonindex) >= 1)
1346                         cs->skeletonobject = ent->priv.server->skeleton;
1347                 cs->framegroupblend[0].frame = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame);
1348                 cs->framegroupblend[1].frame = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame2);
1349                 cs->framegroupblend[2].frame = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame3);
1350                 cs->framegroupblend[3].frame = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame4);
1351                 cs->framegroupblend[0].start = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame1time);
1352                 cs->framegroupblend[1].start = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame2time);
1353                 cs->framegroupblend[2].start = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame3time);
1354                 cs->framegroupblend[3].start = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.frame4time);
1355                 cs->framegroupblend[1].lerp = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.lerpfrac);
1356                 cs->framegroupblend[2].lerp = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.lerpfrac3);
1357                 cs->framegroupblend[3].lerp = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.lerpfrac4);
1358                 cs->framegroupblend[0].lerp = 1.0f - cs->framegroupblend[1].lerp - cs->framegroupblend[2].lerp - cs->framegroupblend[3].lerp;
1359         }
1360
1361         cs->light[0] = light[0];
1362         cs->light[1] = light[1];
1363         cs->light[2] = light[2];
1364         cs->light[3] = light[3];
1365         cs->lightstyle = lightstyle;
1366         cs->lightpflags = lightpflags;
1367
1368         cs->specialvisibilityradius = specialvisibilityradius;
1369
1370         // calculate the visible box of this entity (don't use the physics box
1371         // as that is often smaller than a model, and would not count
1372         // specialvisibilityradius)
1373         if ((model = SV_GetModelByIndex(modelindex)) && (model->type != mod_null))
1374         {
1375                 float scale = cs->scale * (1.0f / 16.0f);
1376                 if (cs->angles[0] || cs->angles[2]) // pitch and roll
1377                 {
1378                         VectorMA(cs->origin, scale, model->rotatedmins, cullmins);
1379                         VectorMA(cs->origin, scale, model->rotatedmaxs, cullmaxs);
1380                 }
1381                 else if (cs->angles[1] || ((effects | model->effects) & EF_ROTATE))
1382                 {
1383                         VectorMA(cs->origin, scale, model->yawmins, cullmins);
1384                         VectorMA(cs->origin, scale, model->yawmaxs, cullmaxs);
1385                 }
1386                 else
1387                 {
1388                         VectorMA(cs->origin, scale, model->normalmins, cullmins);
1389                         VectorMA(cs->origin, scale, model->normalmaxs, cullmaxs);
1390                 }
1391         }
1392         else
1393         {
1394                 // if there is no model (or it could not be loaded), use the physics box
1395                 VectorAdd(cs->origin, ent->fields.server->mins, cullmins);
1396                 VectorAdd(cs->origin, ent->fields.server->maxs, cullmaxs);
1397         }
1398         if (specialvisibilityradius)
1399         {
1400                 cullmins[0] = min(cullmins[0], cs->origin[0] - specialvisibilityradius);
1401                 cullmins[1] = min(cullmins[1], cs->origin[1] - specialvisibilityradius);
1402                 cullmins[2] = min(cullmins[2], cs->origin[2] - specialvisibilityradius);
1403                 cullmaxs[0] = max(cullmaxs[0], cs->origin[0] + specialvisibilityradius);
1404                 cullmaxs[1] = max(cullmaxs[1], cs->origin[1] + specialvisibilityradius);
1405                 cullmaxs[2] = max(cullmaxs[2], cs->origin[2] + specialvisibilityradius);
1406         }
1407
1408         // calculate center of bbox for network prioritization purposes
1409         VectorMAM(0.5f, cullmins, 0.5f, cullmaxs, cs->netcenter);
1410
1411         // if culling box has moved, update pvs cluster links
1412         if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
1413         {
1414                 VectorCopy(cullmins, ent->priv.server->cullmins);
1415                 VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
1416                 // a value of -1 for pvs_numclusters indicates that the links are not
1417                 // cached, and should be re-tested each time, this is the case if the
1418                 // culling box touches too many pvs clusters to store, or if the world
1419                 // model does not support FindBoxClusters
1420                 ent->priv.server->pvs_numclusters = -1;
1421                 if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters)
1422                 {
1423                         i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist);
1424                         if (i <= MAX_ENTITYCLUSTERS)
1425                                 ent->priv.server->pvs_numclusters = i;
1426                 }
1427         }
1428
1429         // we need to do some csqc entity upkeep here
1430         // get self.SendFlags and clear them
1431         // (to let the QC know that they've been read)
1432         if (sendentity)
1433         {
1434                 sendflags = (unsigned int)PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.SendFlags);
1435                 PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.SendFlags) = 0;
1436                 // legacy self.Version system
1437                 if ((version = (unsigned int)PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.Version)))
1438                 {
1439                         if (sv.csqcentityversion[enumber] != version)
1440                                 sendflags = 0xFFFFFF;
1441                         sv.csqcentityversion[enumber] = version;
1442                 }
1443                 // move sendflags into the per-client sendflags
1444                 if (sendflags)
1445                         for (i = 0;i < svs.maxclients;i++)
1446                                 svs.clients[i].csqcentitysendflags[enumber] |= sendflags;
1447                 // mark it as inactive for non-csqc networking
1448                 cs->active = ACTIVE_SHARED;
1449         }
1450
1451         return true;
1452 }
1453
1454 void SV_PrepareEntitiesForSending(void)
1455 {
1456         int e;
1457         prvm_edict_t *ent;
1458         // send all entities that touch the pvs
1459         sv.numsendentities = 0;
1460         sv.sendentitiesindex[0] = NULL;
1461         memset(sv.sendentitiesindex, 0, prog->num_edicts * sizeof(*sv.sendentitiesindex));
1462         for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
1463         {
1464                 if (!ent->priv.server->free && SV_PrepareEntityForSending(ent, sv.sendentities + sv.numsendentities, e))
1465                 {
1466                         sv.sendentitiesindex[e] = sv.sendentities + sv.numsendentities;
1467                         sv.numsendentities++;
1468                 }
1469         }
1470 }
1471
1472 #define MAX_LINEOFSIGHTTRACES 64
1473
1474 qboolean SV_CanSeeBox(int numtraces, vec_t enlarge, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs)
1475 {
1476         float pitchsign;
1477         float alpha;
1478         float starttransformed[3], endtransformed[3];
1479         int blocked = 0;
1480         int traceindex;
1481         int originalnumtouchedicts;
1482         int numtouchedicts = 0;
1483         int touchindex;
1484         matrix4x4_t matrix, imatrix;
1485         dp_model_t *model;
1486         prvm_edict_t *touch;
1487         static prvm_edict_t *touchedicts[MAX_EDICTS];
1488         vec3_t boxmins, boxmaxs;
1489         vec3_t clipboxmins, clipboxmaxs;
1490         vec3_t endpoints[MAX_LINEOFSIGHTTRACES];
1491
1492         numtraces = min(numtraces, MAX_LINEOFSIGHTTRACES);
1493
1494         // expand the box a little
1495         boxmins[0] = (enlarge+1) * entboxmins[0] - enlarge * entboxmaxs[0];
1496         boxmaxs[0] = (enlarge+1) * entboxmaxs[0] - enlarge * entboxmins[0];
1497         boxmins[1] = (enlarge+1) * entboxmins[1] - enlarge * entboxmaxs[1];
1498         boxmaxs[1] = (enlarge+1) * entboxmaxs[1] - enlarge * entboxmins[1];
1499         boxmins[2] = (enlarge+1) * entboxmins[2] - enlarge * entboxmaxs[2];
1500         boxmaxs[2] = (enlarge+1) * entboxmaxs[2] - enlarge * entboxmins[2];
1501
1502         VectorMAM(0.5f, boxmins, 0.5f, boxmaxs, endpoints[0]);
1503         for (traceindex = 1;traceindex < numtraces;traceindex++)
1504                 VectorSet(endpoints[traceindex], lhrandom(boxmins[0], boxmaxs[0]), lhrandom(boxmins[1], boxmaxs[1]), lhrandom(boxmins[2], boxmaxs[2]));
1505
1506         // calculate sweep box for the entire swarm of traces
1507         VectorCopy(eye, clipboxmins);
1508         VectorCopy(eye, clipboxmaxs);
1509         for (traceindex = 0;traceindex < numtraces;traceindex++)
1510         {
1511                 clipboxmins[0] = min(clipboxmins[0], endpoints[traceindex][0]);
1512                 clipboxmins[1] = min(clipboxmins[1], endpoints[traceindex][1]);
1513                 clipboxmins[2] = min(clipboxmins[2], endpoints[traceindex][2]);
1514                 clipboxmaxs[0] = max(clipboxmaxs[0], endpoints[traceindex][0]);
1515                 clipboxmaxs[1] = max(clipboxmaxs[1], endpoints[traceindex][1]);
1516                 clipboxmaxs[2] = max(clipboxmaxs[2], endpoints[traceindex][2]);
1517         }
1518
1519         // get the list of entities in the sweep box
1520         if (sv_cullentities_trace_entityocclusion.integer)
1521                 numtouchedicts = World_EntitiesInBox(&sv.world, clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
1522         if (numtouchedicts > MAX_EDICTS)
1523         {
1524                 // this never happens
1525                 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
1526                 numtouchedicts = MAX_EDICTS;
1527         }
1528         // iterate the entities found in the sweep box and filter them
1529         originalnumtouchedicts = numtouchedicts;
1530         numtouchedicts = 0;
1531         for (touchindex = 0;touchindex < originalnumtouchedicts;touchindex++)
1532         {
1533                 touch = touchedicts[touchindex];
1534                 if (touch->fields.server->solid != SOLID_BSP)
1535                         continue;
1536                 model = SV_GetModelFromEdict(touch);
1537                 if (!model || !model->brush.TraceLineOfSight)
1538                         continue;
1539                 // skip obviously transparent entities
1540                 alpha = PRVM_EDICTFIELDFLOAT(touch, prog->fieldoffsets.alpha);
1541                 if (alpha && alpha < 1)
1542                         continue;
1543                 if ((int)touch->fields.server->effects & EF_ADDITIVE)
1544                         continue;
1545                 touchedicts[numtouchedicts++] = touch;
1546         }
1547
1548         // now that we have a filtered list of "interesting" entities, fire each
1549         // ray against all of them, this gives us an early-out case when something
1550         // is visible (which it often is)
1551
1552         for (traceindex = 0;traceindex < numtraces;traceindex++)
1553         {
1554                 // check world occlusion
1555                 if (sv.worldmodel && sv.worldmodel->brush.TraceLineOfSight)
1556                         if (!sv.worldmodel->brush.TraceLineOfSight(sv.worldmodel, eye, endpoints[traceindex]))
1557                                 continue;
1558                 for (touchindex = 0;touchindex < numtouchedicts;touchindex++)
1559                 {
1560                         touch = touchedicts[touchindex];
1561                         model = SV_GetModelFromEdict(touch);
1562                         if(model && model->brush.TraceLineOfSight)
1563                         {
1564                                 // get the entity matrix
1565                                 pitchsign = SV_GetPitchSign(touch);
1566                                 Matrix4x4_CreateFromQuakeEntity(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2], pitchsign * touch->fields.server->angles[0], touch->fields.server->angles[1], touch->fields.server->angles[2], 1);
1567                                 Matrix4x4_Invert_Simple(&imatrix, &matrix);
1568                                 // see if the ray hits this entity
1569                                 Matrix4x4_Transform(&imatrix, eye, starttransformed);
1570                                 Matrix4x4_Transform(&imatrix, endpoints[traceindex], endtransformed);
1571                                 if (!model->brush.TraceLineOfSight(model, starttransformed, endtransformed))
1572                                 {
1573                                         blocked++;
1574                                         break;
1575                                 }
1576                         }
1577                 }
1578                 // check if the ray was blocked
1579                 if (touchindex < numtouchedicts)
1580                         continue;
1581                 // return if the ray was not blocked
1582                 return true;
1583         }
1584
1585         // no rays survived
1586         return false;
1587 }
1588
1589 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
1590 {
1591         int isbmodel;
1592         dp_model_t *model;
1593         prvm_edict_t *ed;
1594         if (sv.sententitiesconsideration[s->number] == sv.sententitiesmark)
1595                 return;
1596         sv.sententitiesconsideration[s->number] = sv.sententitiesmark;
1597         sv.writeentitiestoclient_stats_totalentities++;
1598
1599         if (s->customizeentityforclient)
1600         {
1601                 prog->globals.server->self = s->number;
1602                 prog->globals.server->other = sv.writeentitiestoclient_cliententitynumber;
1603                 PRVM_ExecuteProgram(s->customizeentityforclient, "customizeentityforclient: NULL function");
1604                 if(!PRVM_G_FLOAT(OFS_RETURN) || !SV_PrepareEntityForSending(PRVM_EDICT_NUM(s->number), s, s->number))
1605                         return;
1606         }
1607
1608         // never reject player
1609         if (s->number != sv.writeentitiestoclient_cliententitynumber)
1610         {
1611                 // check various rejection conditions
1612                 if (s->nodrawtoclient == sv.writeentitiestoclient_cliententitynumber)
1613                         return;
1614                 if (s->drawonlytoclient && s->drawonlytoclient != sv.writeentitiestoclient_cliententitynumber)
1615                         return;
1616                 if (s->effects & EF_NODRAW)
1617                         return;
1618                 // LordHavoc: only send entities with a model or important effects
1619                 if (!s->modelindex && s->specialvisibilityradius == 0)
1620                         return;
1621
1622                 isbmodel = (model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*';
1623                 // viewmodels don't have visibility checking
1624                 if (s->viewmodelforclient)
1625                 {
1626                         if (s->viewmodelforclient != sv.writeentitiestoclient_cliententitynumber)
1627                                 return;
1628                 }
1629                 else if (s->tagentity)
1630                 {
1631                         // tag attached entities simply check their parent
1632                         if (!sv.sendentitiesindex[s->tagentity])
1633                                 return;
1634                         SV_MarkWriteEntityStateToClient(sv.sendentitiesindex[s->tagentity]);
1635                         if (sv.sententities[s->tagentity] != sv.sententitiesmark)
1636                                 return;
1637                 }
1638                 // always send world submodels in newer protocols because they don't
1639                 // generate much traffic (in old protocols they hog bandwidth)
1640                 // but only if sv_cullentities_nevercullbmodels is off
1641                 else if (!(s->effects & EF_NODEPTHTEST) && (!isbmodel || !sv_cullentities_nevercullbmodels.integer || sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE))
1642                 {
1643                         // entity has survived every check so far, check if visible
1644                         ed = PRVM_EDICT_NUM(s->number);
1645
1646                         // if not touching a visible leaf
1647                         if (sv_cullentities_pvs.integer && !r_novis.integer && sv.writeentitiestoclient_pvsbytes)
1648                         {
1649                                 if (ed->priv.server->pvs_numclusters < 0)
1650                                 {
1651                                         // entity too big for clusters list
1652                                         if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv.writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
1653                                         {
1654                                                 sv.writeentitiestoclient_stats_culled_pvs++;
1655                                                 return;
1656                                         }
1657                                 }
1658                                 else
1659                                 {
1660                                         int i;
1661                                         // check cached clusters list
1662                                         for (i = 0;i < ed->priv.server->pvs_numclusters;i++)
1663                                                 if (CHECKPVSBIT(sv.writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i]))
1664                                                         break;
1665                                         if (i == ed->priv.server->pvs_numclusters)
1666                                         {
1667                                                 sv.writeentitiestoclient_stats_culled_pvs++;
1668                                                 return;
1669                                         }
1670                                 }
1671                         }
1672
1673                         // or not seen by random tracelines
1674                         if (sv_cullentities_trace.integer && !isbmodel && sv.worldmodel->brush.TraceLineOfSight)
1675                         {
1676                                 int samples =
1677                                         s->number <= svs.maxclients
1678                                                 ? sv_cullentities_trace_samples_players.integer
1679                                                 :
1680                                         s->specialvisibilityradius
1681                                                 ? sv_cullentities_trace_samples_extra.integer
1682                                                 : sv_cullentities_trace_samples.integer;
1683                                 float enlarge = sv_cullentities_trace_enlarge.value;
1684
1685                                 if(samples > 0)
1686                                 {
1687                                         int eyeindex;
1688                                         for (eyeindex = 0;eyeindex < sv.writeentitiestoclient_numeyes;eyeindex++)
1689                                                 if(SV_CanSeeBox(samples, enlarge, sv.writeentitiestoclient_eyes[eyeindex], ed->priv.server->cullmins, ed->priv.server->cullmaxs))
1690                                                         break;
1691                                         if(eyeindex < sv.writeentitiestoclient_numeyes)
1692                                                 svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number] =
1693                                                         realtime + (
1694                                                                 s->number <= svs.maxclients
1695                                                                         ? sv_cullentities_trace_delay_players.value
1696                                                                         : sv_cullentities_trace_delay.value
1697                                                         );
1698                                         else if (realtime > svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number])
1699                                         {
1700                                                 sv.writeentitiestoclient_stats_culled_trace++;
1701                                                 return;
1702                                         }
1703                                 }
1704                         }
1705                 }
1706         }
1707
1708         // this just marks it for sending
1709         // FIXME: it would be more efficient to send here, but the entity
1710         // compressor isn't that flexible
1711         sv.writeentitiestoclient_stats_visibleentities++;
1712         sv.sententities[s->number] = sv.sententitiesmark;
1713 }
1714
1715 #if MAX_LEVELNETWORKEYES > 0
1716 #define MAX_EYE_RECURSION 1 // increase if recursion gets supported by portals
1717 void SV_AddCameraEyes(void)
1718 {
1719         int e, i, j, k;
1720         prvm_edict_t *ed;
1721         static int cameras[MAX_LEVELNETWORKEYES];
1722         static vec3_t camera_origins[MAX_LEVELNETWORKEYES];
1723         static int eye_levels[MAX_CLIENTNETWORKEYES];
1724         int n_cameras = 0;
1725         vec3_t mi, ma;
1726
1727         if(!prog->fieldoffsets.camera_transform)
1728                 return;
1729
1730         for(i = 0; i < sv.writeentitiestoclient_numeyes; ++i)
1731                 eye_levels[i] = 0;
1732
1733         // check line of sight to portal entities and add them to PVS
1734         for (e = 1, ed = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ed = PRVM_NEXT_EDICT(ed))
1735         {
1736                 if (!ed->priv.server->free)
1737                 {
1738                         if(PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.camera_transform))
1739                         {
1740                                 prog->globals.server->self = e;
1741                                 prog->globals.server->other = sv.writeentitiestoclient_cliententitynumber;
1742                                 VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.trace_endpos));
1743                                 VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_G_VECTOR(OFS_PARM0));
1744                                 VectorClear(PRVM_G_VECTOR(OFS_PARM1));
1745                                 PRVM_ExecuteProgram(PRVM_EDICTFIELDFUNCTION(ed, prog->fieldoffsets.camera_transform), "QC function e.camera_transform is missing");
1746                                 if(!VectorCompare(PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.trace_endpos), sv.writeentitiestoclient_eyes[0]))
1747                                 {
1748                                         VectorCopy(PRVM_GLOBALFIELDVECTOR(prog->globaloffsets.trace_endpos), camera_origins[n_cameras]);
1749                                         cameras[n_cameras] = e;
1750                                         ++n_cameras;
1751                                         if(n_cameras >= MAX_LEVELNETWORKEYES)
1752                                                 break;
1753                                 }
1754                         }
1755                 }
1756         }
1757
1758         if(!n_cameras)
1759                 return;
1760
1761         // i is loop counter, is reset to 0 when an eye got added
1762         // j is camera index to check
1763         for(i = 0, j = 0; sv.writeentitiestoclient_numeyes < MAX_CLIENTNETWORKEYES && i < n_cameras; ++i, ++j, j %= n_cameras)
1764         {
1765                 if(!cameras[j])
1766                         continue;
1767                 ed = PRVM_EDICT_NUM(cameras[j]);
1768                 VectorAdd(ed->fields.server->origin, ed->fields.server->mins, mi);
1769                 VectorAdd(ed->fields.server->origin, ed->fields.server->maxs, ma);
1770                 for(k = 0; k < sv.writeentitiestoclient_numeyes; ++k)
1771                 if(eye_levels[k] <= MAX_EYE_RECURSION)
1772                 {
1773                         if(SV_CanSeeBox(sv_cullentities_trace_samples.integer, sv_cullentities_trace_enlarge.value, sv.writeentitiestoclient_eyes[k], mi, ma))
1774                         {
1775                                 eye_levels[sv.writeentitiestoclient_numeyes] = eye_levels[k] + 1;
1776                                 VectorCopy(camera_origins[j], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1777                                 // 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);
1778                                 sv.writeentitiestoclient_numeyes++;
1779                                 cameras[j] = 0;
1780                                 i = 0;
1781                                 break;
1782                         }
1783                 }
1784         }
1785 }
1786 #else
1787 void SV_AddCameraEyes(void)
1788 {
1789 }
1790 #endif
1791
1792 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int maxsize)
1793 {
1794         qboolean need_empty = false;
1795         int i, numsendstates, numcsqcsendstates;
1796         entity_state_t *s;
1797         prvm_edict_t *camera;
1798         qboolean success;
1799         vec3_t eye;
1800
1801         // if there isn't enough space to accomplish anything, skip it
1802         if (msg->cursize + 25 > maxsize)
1803                 return;
1804
1805         sv.writeentitiestoclient_msg = msg;
1806         sv.writeentitiestoclient_clientnumber = client - svs.clients;
1807
1808         sv.writeentitiestoclient_stats_culled_pvs = 0;
1809         sv.writeentitiestoclient_stats_culled_trace = 0;
1810         sv.writeentitiestoclient_stats_visibleentities = 0;
1811         sv.writeentitiestoclient_stats_totalentities = 0;
1812         sv.writeentitiestoclient_numeyes = 0;
1813
1814         // get eye location
1815         sv.writeentitiestoclient_cliententitynumber = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
1816         camera = PRVM_EDICT_NUM( client->clientcamera );
1817         VectorAdd(camera->fields.server->origin, clent->fields.server->view_ofs, eye);
1818         sv.writeentitiestoclient_pvsbytes = 0;
1819         // get the PVS values for the eye location, later FatPVS calls will merge
1820         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
1821                 sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, eye, 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0);
1822
1823         // add the eye to a list for SV_CanSeeBox tests
1824         VectorCopy(eye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1825         sv.writeentitiestoclient_numeyes++;
1826
1827         // calculate predicted eye origin for SV_CanSeeBox tests
1828         if (sv_cullentities_trace_prediction.integer)
1829         {
1830                 vec_t predtime = bound(0, host_client->ping, sv_cullentities_trace_prediction_time.value);
1831                 vec3_t predeye;
1832                 VectorMA(eye, predtime, camera->fields.server->velocity, predeye);
1833                 if (SV_CanSeeBox(1, 0, eye, predeye, predeye))
1834                 {
1835                         VectorCopy(predeye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1836                         sv.writeentitiestoclient_numeyes++;
1837                 }
1838                 //if (!sv.writeentitiestoclient_useprediction)
1839                 //      Con_DPrintf("Trying to walk into solid in a pingtime... not predicting for culling\n");
1840         }
1841
1842         SV_AddCameraEyes();
1843
1844         // build PVS from the new eyes
1845         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
1846                 for(i = 1; i < sv.writeentitiestoclient_numeyes; ++i)
1847                         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);
1848
1849         sv.sententitiesmark++;
1850
1851         for (i = 0;i < sv.numsendentities;i++)
1852                 SV_MarkWriteEntityStateToClient(sv.sendentities + i);
1853
1854         numsendstates = 0;
1855         numcsqcsendstates = 0;
1856         for (i = 0;i < sv.numsendentities;i++)
1857         {
1858                 s = &sv.sendentities[i];
1859                 if (sv.sententities[s->number] == sv.sententitiesmark)
1860                 {
1861                         if(s->active == ACTIVE_NETWORK)
1862                         {
1863                                 if (s->exteriormodelforclient)
1864                                 {
1865                                         if (s->exteriormodelforclient == sv.writeentitiestoclient_cliententitynumber)
1866                                                 s->flags |= RENDER_EXTERIORMODEL;
1867                                         else
1868                                                 s->flags &= ~RENDER_EXTERIORMODEL;
1869                                 }
1870                                 sv.writeentitiestoclient_sendstates[numsendstates++] = s;
1871                         }
1872                         else if(sv.sendentities[i].active == ACTIVE_SHARED)
1873                                 sv.writeentitiestoclient_csqcsendstates[numcsqcsendstates++] = s->number;
1874                         else
1875                                 Con_Printf("entity %d is in sv.sendentities and marked, but not active, please breakpoint me\n", s->number);
1876                 }
1877         }
1878
1879         if (sv_cullentities_stats.integer)
1880                 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);
1881
1882         if(client->entitydatabase5)
1883                 need_empty = EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, client->entitydatabase5->latestframenum + 1);
1884         else
1885                 EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, 0);
1886
1887         if(client->num_skippedentityframes >= 10)
1888                 need_empty = true; // force every 10th frame to be not empty (or cl_movement replay takes too long)
1889
1890         if (client->entitydatabase5)
1891                 success = EntityFrame5_WriteFrame(msg, maxsize, client->entitydatabase5, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1, client->movesequence, need_empty);
1892         else if (client->entitydatabase4)
1893         {
1894                 success = EntityFrame4_WriteFrame(msg, maxsize, client->entitydatabase4, numsendstates, sv.writeentitiestoclient_sendstates);
1895                 Protocol_WriteStatsReliable();
1896         }
1897         else if (client->entitydatabase)
1898         {
1899                 success = EntityFrame_WriteFrame(msg, maxsize, client->entitydatabase, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1);
1900                 Protocol_WriteStatsReliable();
1901         }
1902         else
1903         {
1904                 success = EntityFrameQuake_WriteFrame(msg, maxsize, numsendstates, sv.writeentitiestoclient_sendstates);
1905                 Protocol_WriteStatsReliable();
1906         }
1907
1908         if(success)
1909                 client->num_skippedentityframes = 0;
1910         else
1911                 ++client->num_skippedentityframes;
1912 }
1913
1914 /*
1915 =============
1916 SV_CleanupEnts
1917
1918 =============
1919 */
1920 static void SV_CleanupEnts (void)
1921 {
1922         int             e;
1923         prvm_edict_t    *ent;
1924
1925         ent = PRVM_NEXT_EDICT(prog->edicts);
1926         for (e=1 ; e<prog->num_edicts ; e++, ent = PRVM_NEXT_EDICT(ent))
1927                 ent->fields.server->effects = (int)ent->fields.server->effects & ~EF_MUZZLEFLASH;
1928 }
1929
1930 /*
1931 ==================
1932 SV_WriteClientdataToMessage
1933
1934 ==================
1935 */
1936 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats)
1937 {
1938         int             bits;
1939         int             i;
1940         prvm_edict_t    *other;
1941         int             items;
1942         vec3_t  punchvector;
1943         int             viewzoom;
1944         const char *s;
1945         float   *statsf = (float *)stats;
1946         float gravity;
1947
1948 //
1949 // send a damage message
1950 //
1951         if (ent->fields.server->dmg_take || ent->fields.server->dmg_save)
1952         {
1953                 other = PRVM_PROG_TO_EDICT(ent->fields.server->dmg_inflictor);
1954                 MSG_WriteByte (msg, svc_damage);
1955                 MSG_WriteByte (msg, (int)ent->fields.server->dmg_save);
1956                 MSG_WriteByte (msg, (int)ent->fields.server->dmg_take);
1957                 for (i=0 ; i<3 ; i++)
1958                         MSG_WriteCoord (msg, other->fields.server->origin[i] + 0.5*(other->fields.server->mins[i] + other->fields.server->maxs[i]), sv.protocol);
1959
1960                 ent->fields.server->dmg_take = 0;
1961                 ent->fields.server->dmg_save = 0;
1962         }
1963
1964 //
1965 // send the current viewpos offset from the view entity
1966 //
1967         SV_SetIdealPitch ();            // how much to look up / down ideally
1968
1969 // a fixangle might get lost in a dropped packet.  Oh well.
1970         if(ent->fields.server->fixangle)
1971         {
1972                 // angle fixing was requested by global thinking code...
1973                 // so store the current angles for later use
1974                 memcpy(host_client->fixangle_angles, ent->fields.server->angles, sizeof(host_client->fixangle_angles));
1975                 host_client->fixangle_angles_set = TRUE;
1976
1977                 // and clear fixangle for the next frame
1978                 ent->fields.server->fixangle = 0;
1979         }
1980
1981         if (host_client->fixangle_angles_set)
1982         {
1983                 MSG_WriteByte (msg, svc_setangle);
1984                 for (i=0 ; i < 3 ; i++)
1985                         MSG_WriteAngle (msg, host_client->fixangle_angles[i], sv.protocol);
1986                 host_client->fixangle_angles_set = FALSE;
1987         }
1988
1989         // stuff the sigil bits into the high bits of items for sbar, or else
1990         // mix in items2
1991         if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
1992                 items = (int)ent->fields.server->items | ((int)PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.items2) << 23);
1993         else
1994                 items = (int)ent->fields.server->items | ((int)prog->globals.server->serverflags << 28);
1995
1996         VectorCopy(PRVM_EDICTFIELDVECTOR(ent, prog->fieldoffsets.punchvector), punchvector);
1997
1998         // cache weapon model name and index in client struct to save time
1999         // (this search can be almost 1% of cpu time!)
2000         s = PRVM_GetString(ent->fields.server->weaponmodel);
2001         if (strcmp(s, client->weaponmodel))
2002         {
2003                 strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel));
2004                 client->weaponmodelindex = SV_ModelIndex(s, 1);
2005         }
2006
2007         viewzoom = (int)(PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.viewzoom) * 255.0f);
2008         if (viewzoom == 0)
2009                 viewzoom = 255;
2010
2011         bits = 0;
2012
2013         if ((int)ent->fields.server->flags & FL_ONGROUND)
2014                 bits |= SU_ONGROUND;
2015         if (ent->fields.server->waterlevel >= 2)
2016                 bits |= SU_INWATER;
2017         if (ent->fields.server->idealpitch)
2018                 bits |= SU_IDEALPITCH;
2019
2020         for (i=0 ; i<3 ; i++)
2021         {
2022                 if (ent->fields.server->punchangle[i])
2023                         bits |= (SU_PUNCH1<<i);
2024                 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)
2025                         if (punchvector[i])
2026                                 bits |= (SU_PUNCHVEC1<<i);
2027                 if (ent->fields.server->velocity[i])
2028                         bits |= (SU_VELOCITY1<<i);
2029         }
2030
2031         gravity = PRVM_EDICTFIELDFLOAT(ent, prog->fieldoffsets.gravity);if (!gravity) gravity = 1.0f;
2032
2033         memset(stats, 0, sizeof(int[MAX_CL_STATS]));
2034         stats[STAT_VIEWHEIGHT] = (int)ent->fields.server->view_ofs[2];
2035         stats[STAT_ITEMS] = items;
2036         stats[STAT_WEAPONFRAME] = (int)ent->fields.server->weaponframe;
2037         stats[STAT_ARMOR] = (int)ent->fields.server->armorvalue;
2038         stats[STAT_WEAPON] = client->weaponmodelindex;
2039         stats[STAT_HEALTH] = (int)ent->fields.server->health;
2040         stats[STAT_AMMO] = (int)ent->fields.server->currentammo;
2041         stats[STAT_SHELLS] = (int)ent->fields.server->ammo_shells;
2042         stats[STAT_NAILS] = (int)ent->fields.server->ammo_nails;
2043         stats[STAT_ROCKETS] = (int)ent->fields.server->ammo_rockets;
2044         stats[STAT_CELLS] = (int)ent->fields.server->ammo_cells;
2045         stats[STAT_ACTIVEWEAPON] = (int)ent->fields.server->weapon;
2046         stats[STAT_VIEWZOOM] = viewzoom;
2047         stats[STAT_TOTALSECRETS] = (int)prog->globals.server->total_secrets;
2048         stats[STAT_TOTALMONSTERS] = (int)prog->globals.server->total_monsters;
2049         // the QC bumps these itself by sending svc_'s, so we have to keep them
2050         // zero or they'll be corrected by the engine
2051         //stats[STAT_SECRETS] = prog->globals.server->found_secrets;
2052         //stats[STAT_MONSTERS] = prog->globals.server->killed_monsters;
2053
2054         // movement settings for prediction
2055         // note: these are not sent in protocols with lower MAX_CL_STATS limits
2056         stats[STAT_MOVEFLAGS] = MOVEFLAG_VALID
2057                 | (sv_gameplayfix_q2airaccelerate.integer ? MOVEFLAG_Q2AIRACCELERATE : 0)
2058                 | (sv_gameplayfix_nogravityonground.integer ? MOVEFLAG_NOGRAVITYONGROUND : 0)
2059                 | (sv_gameplayfix_gravityunaffectedbyticrate.integer ? MOVEFLAG_GRAVITYUNAFFECTEDBYTICRATE : 0)
2060         ;
2061         statsf[STAT_MOVEVARS_TICRATE] = sys_ticrate.value;
2062         statsf[STAT_MOVEVARS_TIMESCALE] = slowmo.value;
2063         statsf[STAT_MOVEVARS_GRAVITY] = sv_gravity.value;
2064         statsf[STAT_MOVEVARS_STOPSPEED] = sv_stopspeed.value;
2065         statsf[STAT_MOVEVARS_MAXSPEED] = sv_maxspeed.value;
2066         statsf[STAT_MOVEVARS_SPECTATORMAXSPEED] = sv_maxspeed.value; // FIXME: QW has a separate cvar for this
2067         statsf[STAT_MOVEVARS_ACCELERATE] = sv_accelerate.value;
2068         statsf[STAT_MOVEVARS_AIRACCELERATE] = sv_airaccelerate.value >= 0 ? sv_airaccelerate.value : sv_accelerate.value;
2069         statsf[STAT_MOVEVARS_WATERACCELERATE] = sv_wateraccelerate.value >= 0 ? sv_wateraccelerate.value : sv_accelerate.value;
2070         statsf[STAT_MOVEVARS_ENTGRAVITY] = gravity;
2071         statsf[STAT_MOVEVARS_JUMPVELOCITY] = sv_jumpvelocity.value;
2072         statsf[STAT_MOVEVARS_EDGEFRICTION] = sv_edgefriction.value;
2073         statsf[STAT_MOVEVARS_MAXAIRSPEED] = sv_maxairspeed.value;
2074         statsf[STAT_MOVEVARS_STEPHEIGHT] = sv_stepheight.value;
2075         statsf[STAT_MOVEVARS_AIRACCEL_QW] = sv_airaccel_qw.value;
2076         statsf[STAT_MOVEVARS_AIRACCEL_SIDEWAYS_FRICTION] = sv_airaccel_sideways_friction.value;
2077         statsf[STAT_MOVEVARS_FRICTION] = sv_friction.value;
2078         statsf[STAT_MOVEVARS_WATERFRICTION] = sv_waterfriction.value >= 0 ? sv_waterfriction.value : sv_friction.value;
2079         statsf[STAT_MOVEVARS_AIRSTOPACCELERATE] = sv_airstopaccelerate.value;
2080         statsf[STAT_MOVEVARS_AIRSTRAFEACCELERATE] = sv_airstrafeaccelerate.value;
2081         statsf[STAT_MOVEVARS_MAXAIRSTRAFESPEED] = sv_maxairstrafespeed.value;
2082         statsf[STAT_MOVEVARS_AIRSTRAFEACCEL_QW] = sv_airstrafeaccel_qw.value;
2083         statsf[STAT_MOVEVARS_AIRCONTROL] = sv_aircontrol.value;
2084         statsf[STAT_MOVEVARS_AIRCONTROL_POWER] = sv_aircontrol_power.value;
2085         statsf[STAT_MOVEVARS_AIRCONTROL_PENALTY] = sv_aircontrol_penalty.value;
2086         statsf[STAT_MOVEVARS_WARSOWBUNNY_AIRFORWARDACCEL] = sv_warsowbunny_airforwardaccel.value;
2087         statsf[STAT_MOVEVARS_WARSOWBUNNY_ACCEL] = sv_warsowbunny_accel.value;
2088         statsf[STAT_MOVEVARS_WARSOWBUNNY_TOPSPEED] = sv_warsowbunny_topspeed.value;
2089         statsf[STAT_MOVEVARS_WARSOWBUNNY_TURNACCEL] = sv_warsowbunny_turnaccel.value;
2090         statsf[STAT_MOVEVARS_WARSOWBUNNY_BACKTOSIDERATIO] = sv_warsowbunny_backtosideratio.value;
2091         statsf[STAT_MOVEVARS_AIRSPEEDLIMIT_NONQW] = sv_airspeedlimit_nonqw.value;
2092         statsf[STAT_FRAGLIMIT] = fraglimit.value;
2093         statsf[STAT_TIMELIMIT] = timelimit.value;
2094
2095         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)
2096         {
2097                 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
2098                 bits |= SU_ITEMS;
2099                 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
2100                 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
2101                 bits |= SU_WEAPON;
2102                 // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
2103                 if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
2104                         if (viewzoom != 255)
2105                                 bits |= SU_VIEWZOOM;
2106         }
2107
2108         if (bits >= 65536)
2109                 bits |= SU_EXTEND1;
2110         if (bits >= 16777216)
2111                 bits |= SU_EXTEND2;
2112
2113         // send the data
2114         MSG_WriteByte (msg, svc_clientdata);
2115         MSG_WriteShort (msg, bits);
2116         if (bits & SU_EXTEND1)
2117                 MSG_WriteByte(msg, bits >> 16);
2118         if (bits & SU_EXTEND2)
2119                 MSG_WriteByte(msg, bits >> 24);
2120
2121         if (bits & SU_VIEWHEIGHT)
2122                 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
2123
2124         if (bits & SU_IDEALPITCH)
2125                 MSG_WriteChar (msg, (int)ent->fields.server->idealpitch);
2126
2127         for (i=0 ; i<3 ; i++)
2128         {
2129                 if (bits & (SU_PUNCH1<<i))
2130                 {
2131                         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)
2132                                 MSG_WriteChar(msg, (int)ent->fields.server->punchangle[i]);
2133                         else
2134                                 MSG_WriteAngle16i(msg, ent->fields.server->punchangle[i]);
2135                 }
2136                 if (bits & (SU_PUNCHVEC1<<i))
2137                 {
2138                         if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2139                                 MSG_WriteCoord16i(msg, punchvector[i]);
2140                         else
2141                                 MSG_WriteCoord32f(msg, punchvector[i]);
2142                 }
2143                 if (bits & (SU_VELOCITY1<<i))
2144                 {
2145                         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)
2146                                 MSG_WriteChar(msg, (int)(ent->fields.server->velocity[i] * (1.0f / 16.0f)));
2147                         else
2148                                 MSG_WriteCoord32f(msg, ent->fields.server->velocity[i]);
2149                 }
2150         }
2151
2152         if (bits & SU_ITEMS)
2153                 MSG_WriteLong (msg, stats[STAT_ITEMS]);
2154
2155         if (sv.protocol == PROTOCOL_DARKPLACES5)
2156         {
2157                 if (bits & SU_WEAPONFRAME)
2158                         MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
2159                 if (bits & SU_ARMOR)
2160                         MSG_WriteShort (msg, stats[STAT_ARMOR]);
2161                 if (bits & SU_WEAPON)
2162                         MSG_WriteShort (msg, stats[STAT_WEAPON]);
2163                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
2164                 MSG_WriteShort (msg, stats[STAT_AMMO]);
2165                 MSG_WriteShort (msg, stats[STAT_SHELLS]);
2166                 MSG_WriteShort (msg, stats[STAT_NAILS]);
2167                 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
2168                 MSG_WriteShort (msg, stats[STAT_CELLS]);
2169                 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
2170                 if (bits & SU_VIEWZOOM)
2171                         MSG_WriteShort (msg, bound(0, stats[STAT_VIEWZOOM], 65535));
2172         }
2173         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)
2174         {
2175                 if (bits & SU_WEAPONFRAME)
2176                         MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
2177                 if (bits & SU_ARMOR)
2178                         MSG_WriteByte (msg, stats[STAT_ARMOR]);
2179                 if (bits & SU_WEAPON)
2180                 {
2181                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2182                                 MSG_WriteShort (msg, stats[STAT_WEAPON]);
2183                         else
2184                                 MSG_WriteByte (msg, stats[STAT_WEAPON]);
2185                 }
2186                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
2187                 MSG_WriteByte (msg, stats[STAT_AMMO]);
2188                 MSG_WriteByte (msg, stats[STAT_SHELLS]);
2189                 MSG_WriteByte (msg, stats[STAT_NAILS]);
2190                 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
2191                 MSG_WriteByte (msg, stats[STAT_CELLS]);
2192                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
2193                 {
2194                         for (i = 0;i < 32;i++)
2195                                 if (stats[STAT_ACTIVEWEAPON] & (1<<i))
2196                                         break;
2197                         MSG_WriteByte (msg, i);
2198                 }
2199                 else
2200                         MSG_WriteByte (msg, stats[STAT_ACTIVEWEAPON]);
2201                 if (bits & SU_VIEWZOOM)
2202                 {
2203                         if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2204                                 MSG_WriteByte (msg, bound(0, stats[STAT_VIEWZOOM], 255));
2205                         else
2206                                 MSG_WriteShort (msg, bound(0, stats[STAT_VIEWZOOM], 65535));
2207                 }
2208         }
2209 }
2210
2211 void SV_FlushBroadcastMessages(void)
2212 {
2213         int i;
2214         client_t *client;
2215         if (sv.datagram.cursize <= 0)
2216                 return;
2217         for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
2218         {
2219                 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])))
2220                         continue;
2221                 SZ_Write(&client->unreliablemsg, sv.datagram.data, sv.datagram.cursize);
2222                 client->unreliablemsg_splitpoint[client->unreliablemsg_splitpoints++] = client->unreliablemsg.cursize;
2223         }
2224         SZ_Clear(&sv.datagram);
2225 }
2226
2227 static void SV_WriteUnreliableMessages(client_t *client, sizebuf_t *msg, int maxsize, int maxsize2)
2228 {
2229         // scan the splitpoints to find out how many we can fit in
2230         int numsegments, j, split;
2231         if (!client->unreliablemsg_splitpoints)
2232                 return;
2233         // always accept the first one if it's within 1024 bytes, this ensures
2234         // that very big datagrams which are over the rate limit still get
2235         // through, just to keep it working
2236         for (numsegments = 1;numsegments < client->unreliablemsg_splitpoints;numsegments++)
2237                 if (msg->cursize + client->unreliablemsg_splitpoint[numsegments] > maxsize)
2238                         break;
2239         // the first segment gets an exemption from the rate limiting, otherwise
2240         // it could get dropped consistently due to a low rate limit
2241         if (numsegments == 1)
2242                 maxsize = maxsize2;
2243         // some will fit, so add the ones that will fit
2244         split = client->unreliablemsg_splitpoint[numsegments-1];
2245         // note this discards ones that were accepted by the segments scan but
2246         // can not fit, such as a really huge first one that will never ever
2247         // fit in a packet...
2248         if (msg->cursize + split <= maxsize)
2249                 SZ_Write(msg, client->unreliablemsg.data, split);
2250         // remove the part we sent, keeping any remaining data
2251         client->unreliablemsg.cursize -= split;
2252         if (client->unreliablemsg.cursize > 0)
2253                 memmove(client->unreliablemsg.data, client->unreliablemsg.data + split, client->unreliablemsg.cursize);
2254         // adjust remaining splitpoints
2255         client->unreliablemsg_splitpoints -= numsegments;
2256         for (j = 0;j < client->unreliablemsg_splitpoints;j++)
2257                 client->unreliablemsg_splitpoint[j] = client->unreliablemsg_splitpoint[numsegments + j] - split;
2258 }
2259
2260 /*
2261 =======================
2262 SV_SendClientDatagram
2263 =======================
2264 */
2265 static void SV_SendClientDatagram (client_t *client)
2266 {
2267         int clientrate, maxrate, maxsize, maxsize2, downloadsize;
2268         sizebuf_t msg;
2269         int stats[MAX_CL_STATS];
2270         static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE];
2271
2272         // obey rate limit by limiting packet frequency if the packet size
2273         // limiting fails
2274         // (usually this is caused by reliable messages)
2275         if (!NetConn_CanSend(client->netconnection))
2276                 return;
2277
2278         // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates
2279         maxrate = max(NET_MINRATE, sv_maxrate.integer);
2280         if (sv_maxrate.integer != maxrate)
2281                 Cvar_SetValueQuick(&sv_maxrate, maxrate);
2282
2283         // clientrate determines the 'cleartime' of a packet
2284         // (how long to wait before sending another, based on this packet's size)
2285         clientrate = bound(NET_MINRATE, client->rate, maxrate);
2286
2287         switch (sv.protocol)
2288         {
2289         case PROTOCOL_QUAKE:
2290         case PROTOCOL_QUAKEDP:
2291         case PROTOCOL_NEHAHRAMOVIE:
2292         case PROTOCOL_NEHAHRABJP:
2293         case PROTOCOL_NEHAHRABJP2:
2294         case PROTOCOL_NEHAHRABJP3:
2295         case PROTOCOL_QUAKEWORLD:
2296                 // no packet size limit support on Quake protocols because it just
2297                 // causes missing entities/effects
2298                 // packets are simply sent less often to obey the rate limit
2299                 maxsize = 1024;
2300                 maxsize2 = 1024;
2301                 break;
2302         case PROTOCOL_DARKPLACES1:
2303         case PROTOCOL_DARKPLACES2:
2304         case PROTOCOL_DARKPLACES3:
2305         case PROTOCOL_DARKPLACES4:
2306                 // no packet size limit support on DP1-4 protocols because they kick
2307                 // the client off if they overflow, and miss effects
2308                 // packets are simply sent less often to obey the rate limit
2309                 maxsize = sizeof(sv_sendclientdatagram_buf);
2310                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
2311                 break;
2312         default:
2313                 // DP5 and later protocols support packet size limiting which is a
2314                 // better method than limiting packet frequency as QW does
2315                 //
2316                 // at very low rates (or very small sys_ticrate) the packet size is
2317                 // not reduced below 128, but packets may be sent less often
2318                 maxsize = (int)(clientrate * sys_ticrate.value);
2319                 maxsize = bound(128, maxsize, 1400);
2320                 maxsize2 = 1400;
2321                 // csqc entities can easily exceed 128 bytes, so disable throttling in
2322                 // mods that use csqc (they are likely to use less bandwidth anyway)
2323                 if (sv.csqc_progsize > 0)
2324                         maxsize = maxsize2;
2325                 break;
2326         }
2327
2328         if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
2329         {
2330                 // for good singleplayer, send huge packets
2331                 maxsize = sizeof(sv_sendclientdatagram_buf);
2332                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
2333                 // never limit frequency in singleplayer
2334                 clientrate = 1000000000;
2335         }
2336
2337         // while downloading, limit entity updates to half the packet
2338         // (any leftover space will be used for downloading)
2339         if (host_client->download_file)
2340                 maxsize /= 2;
2341
2342         msg.data = sv_sendclientdatagram_buf;
2343         msg.maxsize = sizeof(sv_sendclientdatagram_buf);
2344         msg.cursize = 0;
2345         msg.allowoverflow = false;
2346
2347         if (host_client->spawned)
2348         {
2349                 // the player is in the game
2350                 MSG_WriteByte (&msg, svc_time);
2351                 MSG_WriteFloat (&msg, sv.time);
2352
2353                 // add the client specific data to the datagram
2354                 SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
2355                 // now update the stats[] array using any registered custom fields
2356                 VM_SV_UpdateCustomStats (client, client->edict, &msg, stats);
2357                 // set host_client->statsdeltabits
2358                 Protocol_UpdateClientStats (stats);
2359
2360                 // add as many queued unreliable messages (effects) as we can fit
2361                 // limit effects to half of the remaining space
2362                 if (client->unreliablemsg.cursize)
2363                         SV_WriteUnreliableMessages (client, &msg, maxsize/2, maxsize2);
2364
2365                 // now write as many entities as we can fit, and also sends stats
2366                 SV_WriteEntitiesToClient (client, client->edict, &msg, maxsize);
2367         }
2368         else if (realtime > client->keepalivetime)
2369         {
2370                 // the player isn't totally in the game yet
2371                 // send small keepalive messages if too much time has passed
2372                 // (may also be sending downloads)
2373                 client->keepalivetime = realtime + 5;
2374                 MSG_WriteChar (&msg, svc_nop);
2375         }
2376
2377         // if a download is active, see if there is room to fit some download data
2378         // in this packet
2379         downloadsize = min(maxsize*2,maxsize2) - msg.cursize - 7;
2380         if (host_client->download_file && host_client->download_started && downloadsize > 0)
2381         {
2382                 fs_offset_t downloadstart;
2383                 unsigned char data[1400];
2384                 downloadstart = FS_Tell(host_client->download_file);
2385                 downloadsize = min(downloadsize, (int)sizeof(data));
2386                 downloadsize = FS_Read(host_client->download_file, data, downloadsize);
2387                 // note this sends empty messages if at the end of the file, which is
2388                 // necessary to keep the packet loss logic working
2389                 // (the last blocks may be lost and need to be re-sent, and that will
2390                 //  only occur if the client acks the empty end messages, revealing
2391                 //  a gap in the download progress, causing the last blocks to be
2392                 //  sent again)
2393                 MSG_WriteChar (&msg, svc_downloaddata);
2394                 MSG_WriteLong (&msg, downloadstart);
2395                 MSG_WriteShort (&msg, downloadsize);
2396                 if (downloadsize > 0)
2397                         SZ_Write (&msg, data, downloadsize);
2398         }
2399
2400         // reliable only if none is in progress
2401         if(client->sendsignon != 2 && !client->netconnection->sendMessageLength)
2402                 SV_WriteDemoMessage(client, &(client->netconnection->message), false);
2403         // unreliable
2404         SV_WriteDemoMessage(client, &msg, false);
2405
2406 // send the datagram
2407         NetConn_SendUnreliableMessage (client->netconnection, &msg, sv.protocol, clientrate, client->sendsignon == 2);
2408         if (client->sendsignon == 1 && !client->netconnection->message.cursize)
2409                 client->sendsignon = 2; // prevent reliable until client sends prespawn (this is the keepalive phase)
2410 }
2411
2412 /*
2413 =======================
2414 SV_UpdateToReliableMessages
2415 =======================
2416 */
2417 static void SV_UpdateToReliableMessages (void)
2418 {
2419         int i, j;
2420         client_t *client;
2421         const char *name;
2422         const char *model;
2423         const char *skin;
2424         int clientcamera;
2425
2426 // check for changes to be sent over the reliable streams
2427         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2428         {
2429                 // update the host_client fields we care about according to the entity fields
2430                 host_client->edict = PRVM_EDICT_NUM(i+1);
2431
2432                 // DP_SV_CLIENTNAME
2433                 name = PRVM_GetString(host_client->edict->fields.server->netname);
2434                 if (name == NULL)
2435                         name = "";
2436                 // always point the string back at host_client->name to keep it safe
2437                 strlcpy (host_client->name, name, sizeof (host_client->name));
2438                 host_client->edict->fields.server->netname = PRVM_SetEngineString(host_client->name);
2439                 if (strcmp(host_client->old_name, host_client->name))
2440                 {
2441                         if (host_client->spawned)
2442                                 SV_BroadcastPrintf("%s ^7changed name to %s\n", host_client->old_name, host_client->name);
2443                         strlcpy(host_client->old_name, host_client->name, sizeof(host_client->old_name));
2444                         // send notification to all clients
2445                         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
2446                         MSG_WriteByte (&sv.reliable_datagram, i);
2447                         MSG_WriteString (&sv.reliable_datagram, host_client->name);
2448                         SV_WriteNetnameIntoDemo(host_client);
2449                 }
2450
2451                 // DP_SV_CLIENTCOLORS
2452                 host_client->colors = (int)PRVM_EDICTFIELDFLOAT(host_client->edict, prog->fieldoffsets.clientcolors);
2453                 if (host_client->old_colors != host_client->colors)
2454                 {
2455                         host_client->old_colors = host_client->colors;
2456                         // send notification to all clients
2457                         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
2458                         MSG_WriteByte (&sv.reliable_datagram, i);
2459                         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
2460                 }
2461
2462                 // NEXUIZ_PLAYERMODEL
2463                 if( prog->fieldoffsets.playermodel >= 0 ) {
2464                         model = PRVM_GetString(PRVM_EDICTFIELDSTRING(host_client->edict, prog->fieldoffsets.playermodel));
2465                         if (model == NULL)
2466                                 model = "";
2467                         // always point the string back at host_client->name to keep it safe
2468                         strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
2469                         PRVM_EDICTFIELDSTRING(host_client->edict, prog->fieldoffsets.playermodel) = PRVM_SetEngineString(host_client->playermodel);
2470                 }
2471
2472                 // NEXUIZ_PLAYERSKIN
2473                 if( prog->fieldoffsets.playerskin >= 0 ) {
2474                         skin = PRVM_GetString(PRVM_EDICTFIELDSTRING(host_client->edict, prog->fieldoffsets.playerskin));
2475                         if (skin == NULL)
2476                                 skin = "";
2477                         // always point the string back at host_client->name to keep it safe
2478                         strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
2479                         PRVM_EDICTFIELDSTRING(host_client->edict, prog->fieldoffsets.playerskin) = PRVM_SetEngineString(host_client->playerskin);
2480                 }
2481
2482                 // TODO: add an extension name for this [1/17/2008 Black]
2483                 clientcamera = PRVM_EDICTFIELDEDICT(host_client->edict, prog->fieldoffsets.clientcamera);
2484                 if (clientcamera > 0)
2485                 {
2486                         int oldclientcamera = host_client->clientcamera;
2487                         if (clientcamera >= prog->max_edicts || PRVM_EDICT_NUM(clientcamera)->priv.required->free)
2488                                 clientcamera = PRVM_NUM_FOR_EDICT(host_client->edict);
2489                         host_client->clientcamera = clientcamera;
2490
2491                         if (oldclientcamera != host_client->clientcamera)
2492                         {
2493                                 MSG_WriteByte(&host_client->netconnection->message, svc_setview);
2494                                 MSG_WriteShort(&host_client->netconnection->message, host_client->clientcamera);
2495                         }
2496                 }
2497
2498                 // frags
2499                 host_client->frags = (int)host_client->edict->fields.server->frags;
2500                 if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
2501                         if(!host_client->spawned && host_client->netconnection)
2502                                 host_client->frags = -666;
2503                 if (host_client->old_frags != host_client->frags)
2504                 {
2505                         host_client->old_frags = host_client->frags;
2506                         // send notification to all clients
2507                         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
2508                         MSG_WriteByte (&sv.reliable_datagram, i);
2509                         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
2510                 }
2511         }
2512
2513         for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
2514                 if (client->netconnection && (client->spawned || client->clientconnectcalled)) // also send MSG_ALL to people who are past ClientConnect, but not spawned yet
2515                         SZ_Write (&client->netconnection->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
2516
2517         SZ_Clear (&sv.reliable_datagram);
2518 }
2519
2520
2521 /*
2522 =======================
2523 SV_SendClientMessages
2524 =======================
2525 */
2526 void SV_SendClientMessages (void)
2527 {
2528         int i, prepared = false;
2529
2530         if (sv.protocol == PROTOCOL_QUAKEWORLD)
2531                 Sys_Error("SV_SendClientMessages: no quakeworld support\n");
2532
2533         SV_FlushBroadcastMessages();
2534
2535 // update frags, names, etc
2536         SV_UpdateToReliableMessages();
2537
2538 // build individual updates
2539         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2540         {
2541                 if (!host_client->active)
2542                         continue;
2543                 if (!host_client->netconnection)
2544                         continue;
2545
2546                 if (host_client->netconnection->message.overflowed)
2547                 {
2548                         SV_DropClient (true);   // if the message couldn't send, kick off
2549                         continue;
2550                 }
2551
2552                 if (!prepared)
2553                 {
2554                         prepared = true;
2555                         // only prepare entities once per frame
2556                         SV_PrepareEntitiesForSending();
2557                 }
2558                 SV_SendClientDatagram (host_client);
2559         }
2560
2561 // clear muzzle flashes
2562         SV_CleanupEnts();
2563 }
2564
2565 static void SV_StartDownload_f(void)
2566 {
2567         if (host_client->download_file)
2568                 host_client->download_started = true;
2569 }
2570
2571 /*
2572  * Compression extension negotiation:
2573  *
2574  * Server to client:
2575  *   cl_serverextension_download 2
2576  *
2577  * Client to server:
2578  *   download <filename> <list of zero or more suppported compressions in order of preference>
2579  * e.g.
2580  *   download maps/map1.bsp lzo deflate huffman
2581  *
2582  * Server to client:
2583  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
2584  * e.g.
2585  *   cl_downloadbegin 123456 maps/map1.bsp deflate
2586  *
2587  * The server may choose not to compress the file by sending no compression name, like:
2588  *   cl_downloadbegin 345678 maps/map1.bsp
2589  *
2590  * NOTE: the "download" command may only specify compression algorithms if
2591  *       cl_serverextension_download is 2!
2592  *       If cl_serverextension_download has a different value, the client must
2593  *       assume this extension is not supported!
2594  */
2595
2596 static void Download_CheckExtensions(void)
2597 {
2598         int i;
2599         int argc = Cmd_Argc();
2600
2601         // first reset them all
2602         host_client->download_deflate = false;
2603
2604         for(i = 2; i < argc; ++i)
2605         {
2606                 if(!strcmp(Cmd_Argv(i), "deflate"))
2607                 {
2608                         host_client->download_deflate = true;
2609                         break;
2610                 }
2611         }
2612 }
2613
2614 static void SV_Download_f(void)
2615 {
2616         const char *whichpack, *whichpack2, *extension;
2617         qboolean is_csqc; // so we need to check only once
2618
2619         if (Cmd_Argc() < 2)
2620         {
2621                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
2622                 SV_ClientPrintf("       supported extensions: deflate\n");
2623                 return;
2624         }
2625
2626         if (FS_CheckNastyPath(Cmd_Argv(1), false))
2627         {
2628                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(1));
2629                 return;
2630         }
2631
2632         if (host_client->download_file)
2633         {
2634                 // at this point we'll assume the previous download should be aborted
2635                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
2636                 Host_ClientCommands("\nstopdownload\n");
2637
2638                 // close the file and reset variables
2639                 FS_Close(host_client->download_file);
2640                 host_client->download_file = NULL;
2641                 host_client->download_name[0] = 0;
2642                 host_client->download_expectedposition = 0;
2643                 host_client->download_started = false;
2644         }
2645
2646         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(1), sv.csqc_progname) == 0);
2647
2648         if (!sv_allowdownloads.integer && !is_csqc)
2649         {
2650                 SV_ClientPrintf("Downloads are disabled on this server\n");
2651                 Host_ClientCommands("\nstopdownload\n");
2652                 return;
2653         }
2654
2655         Download_CheckExtensions();
2656
2657         strlcpy(host_client->download_name, Cmd_Argv(1), sizeof(host_client->download_name));
2658         extension = FS_FileExtension(host_client->download_name);
2659
2660         // host_client is asking to download a specified file
2661         if (developer_extra.integer)
2662                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
2663
2664         if(is_csqc)
2665         {
2666                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
2667                 extensions[0] = '\0';
2668
2669                 if(host_client->download_deflate)
2670                         strlcat(extensions, " deflate", sizeof(extensions));
2671
2672                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
2673
2674                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
2675                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
2676                 else
2677                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
2678
2679                 // no, no space is needed between %s and %s :P
2680                 Host_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
2681
2682                 host_client->download_expectedposition = 0;
2683                 host_client->download_started = false;
2684                 host_client->sendsignon = true; // make sure this message is sent
2685                 return;
2686         }
2687
2688         if (!FS_FileExists(host_client->download_name))
2689         {
2690                 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);
2691                 Host_ClientCommands("\nstopdownload\n");
2692                 return;
2693         }
2694
2695         // check if the user is trying to download part of registered Quake(r)
2696         whichpack = FS_WhichPack(host_client->download_name);
2697         whichpack2 = FS_WhichPack("gfx/pop.lmp");
2698         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
2699         {
2700                 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);
2701                 Host_ClientCommands("\nstopdownload\n");
2702                 return;
2703         }
2704
2705         // check if the server has forbidden archive downloads entirely
2706         if (!sv_allowdownloads_inarchive.integer)
2707         {
2708                 whichpack = FS_WhichPack(host_client->download_name);
2709                 if (whichpack)
2710                 {
2711                         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);
2712                         Host_ClientCommands("\nstopdownload\n");
2713                         return;
2714                 }
2715         }
2716
2717         if (!sv_allowdownloads_config.integer)
2718         {
2719                 if (!strcasecmp(extension, "cfg"))
2720                 {
2721                         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);
2722                         Host_ClientCommands("\nstopdownload\n");
2723                         return;
2724                 }
2725         }
2726
2727         if (!sv_allowdownloads_dlcache.integer)
2728         {
2729                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
2730                 {
2731                         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);
2732                         Host_ClientCommands("\nstopdownload\n");
2733                         return;
2734                 }
2735         }
2736
2737         if (!sv_allowdownloads_archive.integer)
2738         {
2739                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3"))
2740                 {
2741                         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);
2742                         Host_ClientCommands("\nstopdownload\n");
2743                         return;
2744                 }
2745         }
2746
2747         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
2748         if (!host_client->download_file)
2749         {
2750                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
2751                 Host_ClientCommands("\nstopdownload\n");
2752                 return;
2753         }
2754
2755         if (FS_FileSize(host_client->download_file) > 1<<30)
2756         {
2757                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
2758                 Host_ClientCommands("\nstopdownload\n");
2759                 FS_Close(host_client->download_file);
2760                 host_client->download_file = NULL;
2761                 return;
2762         }
2763
2764         if (FS_FileSize(host_client->download_file) < 0)
2765         {
2766                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
2767                 Host_ClientCommands("\nstopdownload\n");
2768                 FS_Close(host_client->download_file);
2769                 host_client->download_file = NULL;
2770                 return;
2771         }
2772
2773         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
2774
2775         /*
2776          * we can only do this if we would actually deflate on the fly
2777          * which we do not (yet)!
2778         {
2779                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
2780                 extensions[0] = '\0';
2781
2782                 if(host_client->download_deflate)
2783                         strlcat(extensions, " deflate", sizeof(extensions));
2784
2785                 // no, no space is needed between %s and %s :P
2786                 Host_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
2787         }
2788         */
2789         Host_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
2790
2791         host_client->download_expectedposition = 0;
2792         host_client->download_started = false;
2793         host_client->sendsignon = true; // make sure this message is sent
2794
2795         // the rest of the download process is handled in SV_SendClientDatagram
2796         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
2797         //
2798         // no svc_downloaddata messages will be sent until sv_startdownload is
2799         // sent by the client
2800 }
2801
2802 /*
2803 ==============================================================================
2804
2805 SERVER SPAWNING
2806
2807 ==============================================================================
2808 */
2809
2810 /*
2811 ================
2812 SV_ModelIndex
2813
2814 ================
2815 */
2816 int SV_ModelIndex(const char *s, int precachemode)
2817 {
2818         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);
2819         char filename[MAX_QPATH];
2820         if (!s || !*s)
2821                 return 0;
2822         // testing
2823         //if (precachemode == 2)
2824         //      return 0;
2825         strlcpy(filename, s, sizeof(filename));
2826         for (i = 2;i < limit;i++)
2827         {
2828                 if (!sv.model_precache[i][0])
2829                 {
2830                         if (precachemode)
2831                         {
2832                                 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))
2833                                 {
2834                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
2835                                         return 0;
2836                                 }
2837                                 if (precachemode == 1)
2838                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
2839                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
2840                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
2841                                 if (sv.state != ss_loading)
2842                                 {
2843                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
2844                                         MSG_WriteShort(&sv.reliable_datagram, i);
2845                                         MSG_WriteString(&sv.reliable_datagram, filename);
2846                                 }
2847                                 return i;
2848                         }
2849                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
2850                         return 0;
2851                 }
2852                 if (!strcmp(sv.model_precache[i], filename))
2853                         return i;
2854         }
2855         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
2856         return 0;
2857 }
2858
2859 /*
2860 ================
2861 SV_SoundIndex
2862
2863 ================
2864 */
2865 int SV_SoundIndex(const char *s, int precachemode)
2866 {
2867         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);
2868         char filename[MAX_QPATH];
2869         if (!s || !*s)
2870                 return 0;
2871         // testing
2872         //if (precachemode == 2)
2873         //      return 0;
2874         strlcpy(filename, s, sizeof(filename));
2875         for (i = 1;i < limit;i++)
2876         {
2877                 if (!sv.sound_precache[i][0])
2878                 {
2879                         if (precachemode)
2880                         {
2881                                 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))
2882                                 {
2883                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
2884                                         return 0;
2885                                 }
2886                                 if (precachemode == 1)
2887                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
2888                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
2889                                 if (sv.state != ss_loading)
2890                                 {
2891                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
2892                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
2893                                         MSG_WriteString(&sv.reliable_datagram, filename);
2894                                 }
2895                                 return i;
2896                         }
2897                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
2898                         return 0;
2899                 }
2900                 if (!strcmp(sv.sound_precache[i], filename))
2901                         return i;
2902         }
2903         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
2904         return 0;
2905 }
2906
2907 /*
2908 ================
2909 SV_ParticleEffectIndex
2910
2911 ================
2912 */
2913 int SV_ParticleEffectIndex(const char *name)
2914 {
2915         int i, argc, linenumber, effectnameindex;
2916         int filepass;
2917         fs_offset_t filesize;
2918         unsigned char *filedata;
2919         const char *text;
2920         const char *textstart;
2921         //const char *textend;
2922         char argv[16][1024];
2923         char filename[MAX_QPATH];
2924         if (!sv.particleeffectnamesloaded)
2925         {
2926                 sv.particleeffectnamesloaded = true;
2927                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
2928                 for (i = 0;i < EFFECT_TOTAL;i++)
2929                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
2930                 for (filepass = 0;;filepass++)
2931                 {
2932                         if (filepass == 0)
2933                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
2934                         else if (filepass == 1)
2935                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
2936                         else
2937                                 break;
2938                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
2939                         if (!filedata)
2940                                 continue;
2941                         textstart = (const char *)filedata;
2942                         //textend = (const char *)filedata + filesize;
2943                         text = textstart;
2944                         for (linenumber = 1;;linenumber++)
2945                         {
2946                                 argc = 0;
2947                                 for (;;)
2948                                 {
2949                                         if (!COM_ParseToken_Simple(&text, true, false) || !strcmp(com_token, "\n"))
2950                                                 break;
2951                                         if (argc < 16)
2952                                         {
2953                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
2954                                                 argc++;
2955                                         }
2956                                 }
2957                                 if (com_token[0] == 0)
2958                                         break; // if the loop exited and it's not a \n, it's EOF
2959                                 if (argc < 1)
2960                                         continue;
2961                                 if (!strcmp(argv[0], "effect"))
2962                                 {
2963                                         if (argc == 2)
2964                                         {
2965                                                 for (effectnameindex = 1;effectnameindex < SV_MAX_PARTICLEEFFECTNAME;effectnameindex++)
2966                                                 {
2967                                                         if (sv.particleeffectname[effectnameindex][0])
2968                                                         {
2969                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
2970                                                                         break;
2971                                                         }
2972                                                         else
2973                                                         {
2974                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
2975                                                                 break;
2976                                                         }
2977                                                 }
2978                                                 // if we run out of names, abort
2979                                                 if (effectnameindex == SV_MAX_PARTICLEEFFECTNAME)
2980                                                 {
2981                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
2982                                                         break;
2983                                                 }
2984                                         }
2985                                 }
2986                         }
2987                         Mem_Free(filedata);
2988                 }
2989         }
2990         // search for the name
2991         for (effectnameindex = 1;effectnameindex < SV_MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
2992                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
2993                         return effectnameindex;
2994         // return 0 if we couldn't find it
2995         return 0;
2996 }
2997
2998 dp_model_t *SV_GetModelByIndex(int modelindex)
2999 {
3000         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
3001 }
3002
3003 dp_model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
3004 {
3005         int modelindex;
3006         if (!ed || ed->priv.server->free)
3007                 return NULL;
3008         modelindex = (int)ed->fields.server->modelindex;
3009         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
3010 }
3011
3012 /*
3013 ================
3014 SV_CreateBaseline
3015
3016 ================
3017 */
3018 static void SV_CreateBaseline (void)
3019 {
3020         int i, entnum, large;
3021         prvm_edict_t *svent;
3022
3023         // LordHavoc: clear *all* states (note just active ones)
3024         for (entnum = 0;entnum < prog->max_edicts;entnum++)
3025         {
3026                 // get the current server version
3027                 svent = PRVM_EDICT_NUM(entnum);
3028
3029                 // LordHavoc: always clear state values, whether the entity is in use or not
3030                 svent->priv.server->baseline = defaultstate;
3031
3032                 if (svent->priv.server->free)
3033                         continue;
3034                 if (entnum > svs.maxclients && !svent->fields.server->modelindex)
3035                         continue;
3036
3037                 // create entity baseline
3038                 VectorCopy (svent->fields.server->origin, svent->priv.server->baseline.origin);
3039                 VectorCopy (svent->fields.server->angles, svent->priv.server->baseline.angles);
3040                 svent->priv.server->baseline.frame = (int)svent->fields.server->frame;
3041                 svent->priv.server->baseline.skin = (int)svent->fields.server->skin;
3042                 if (entnum > 0 && entnum <= svs.maxclients)
3043                 {
3044                         svent->priv.server->baseline.colormap = entnum;
3045                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
3046                 }
3047                 else
3048                 {
3049                         svent->priv.server->baseline.colormap = 0;
3050                         svent->priv.server->baseline.modelindex = (int)svent->fields.server->modelindex;
3051                 }
3052
3053                 large = false;
3054                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
3055                 {
3056                         large = true;
3057                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3058                                 large = false;
3059                 }
3060
3061                 // add to the message
3062                 if (large)
3063                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
3064                 else
3065                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
3066                 MSG_WriteShort (&sv.signon, entnum);
3067
3068                 if (large)
3069                 {
3070                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
3071                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
3072                 }
3073                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3074                 {
3075                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
3076                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
3077                 }
3078                 else
3079                 {
3080                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
3081                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
3082                 }
3083                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
3084                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
3085                 for (i=0 ; i<3 ; i++)
3086                 {
3087                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
3088                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
3089                 }
3090         }
3091 }
3092
3093 /*
3094 ================
3095 SV_Prepare_CSQC
3096
3097 Load csprogs.dat and comperss it so it doesn't need to be
3098 reloaded on request.
3099 ================
3100 */
3101 void SV_Prepare_CSQC(void)
3102 {
3103         fs_offset_t progsize;
3104
3105         if(svs.csqc_progdata)
3106         {
3107                 Con_DPrintf("Unloading old CSQC data.\n");
3108                 Mem_Free(svs.csqc_progdata);
3109                 if(svs.csqc_progdata_deflated)
3110                         Mem_Free(svs.csqc_progdata_deflated);
3111         }
3112
3113         svs.csqc_progdata = NULL;
3114         svs.csqc_progdata_deflated = NULL;
3115
3116         sv.csqc_progname[0] = 0;
3117         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
3118
3119         if(progsize > 0)
3120         {
3121                 size_t deflated_size;
3122
3123                 sv.csqc_progsize = (int)progsize;
3124                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
3125                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
3126                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
3127
3128                 Con_DPrint("Compressing csprogs.dat\n");
3129                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
3130                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
3131                 svs.csqc_progsize_deflated = (int)deflated_size;
3132                 if(svs.csqc_progdata_deflated)
3133                 {
3134                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
3135                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
3136                 }
3137                 else
3138                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
3139         }
3140 }
3141
3142 /*
3143 ================
3144 SV_SaveSpawnparms
3145
3146 Grabs the current state of each client for saving across the
3147 transition to another level
3148 ================
3149 */
3150 void SV_SaveSpawnparms (void)
3151 {
3152         int             i, j;
3153
3154         svs.serverflags = (int)prog->globals.server->serverflags;
3155
3156         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3157         {
3158                 if (!host_client->active)
3159                         continue;
3160
3161         // call the progs to get default spawn parms for the new client
3162                 prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
3163                 PRVM_ExecuteProgram (prog->globals.server->SetChangeParms, "QC function SetChangeParms is missing");
3164                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
3165                         host_client->spawn_parms[j] = (&prog->globals.server->parm1)[j];
3166         }
3167 }
3168
3169 /*
3170 ================
3171 SV_SpawnServer
3172
3173 This is called at the start of each level
3174 ================
3175 */
3176
3177 void SV_SpawnServer (const char *server)
3178 {
3179         prvm_edict_t *ent;
3180         int i;
3181         char *entities;
3182         dp_model_t *worldmodel;
3183         char modelname[sizeof(sv.worldname)];
3184
3185         Con_DPrintf("SpawnServer: %s\n", server);
3186
3187         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
3188
3189         if (!FS_FileExists(modelname))
3190         {
3191                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", server);
3192                 if (!FS_FileExists(modelname))
3193                 {
3194                         Con_Printf("SpawnServer: no map file named maps/%s.bsp\n", server);
3195                         return;
3196                 }
3197         }
3198
3199         if (cls.state != ca_dedicated)
3200         {
3201                 SCR_BeginLoadingPlaque();
3202                 S_StopAllSounds();
3203         }
3204
3205         if(sv.active)
3206         {
3207                 SV_VM_Begin();
3208                 World_End(&sv.world);
3209                 if(prog->funcoffsets.SV_Shutdown)
3210                 {
3211                         func_t s = prog->funcoffsets.SV_Shutdown;
3212                         prog->funcoffsets.SV_Shutdown = 0; // prevent it from getting called again
3213                         PRVM_ExecuteProgram(s,"SV_Shutdown() required");
3214                 }
3215                 SV_VM_End();
3216         }
3217
3218         // free q3 shaders so that any newly downloaded shaders will be active
3219         Mod_FreeQ3Shaders();
3220
3221         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
3222         if (!worldmodel || !worldmodel->TraceBox)
3223         {
3224                 Con_Printf("Couldn't load map %s\n", modelname);
3225                 return;
3226         }
3227
3228         Collision_Cache_Reset(true);
3229
3230         // let's not have any servers with no name
3231         if (hostname.string[0] == 0)
3232                 Cvar_Set ("hostname", "UNNAMED");
3233         scr_centertime_off = 0;
3234
3235         svs.changelevel_issued = false;         // now safe to issue another
3236
3237         // make the map a required file for clients
3238         Curl_ClearRequirements();
3239         Curl_RequireFile(modelname);
3240
3241 //
3242 // tell all connected clients that we are going to a new level
3243 //
3244         if (sv.active)
3245         {
3246                 client_t *client;
3247                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
3248                 {
3249                         if (client->netconnection)
3250                         {
3251                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
3252                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
3253                         }
3254                 }
3255         }
3256         else
3257         {
3258                 // open server port
3259                 NetConn_OpenServerPorts(true);
3260         }
3261
3262 //
3263 // make cvars consistant
3264 //
3265         if (coop.integer)
3266                 Cvar_SetValue ("deathmatch", 0);
3267         // LordHavoc: it can be useful to have skills outside the range 0-3...
3268         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
3269         //Cvar_SetValue ("skill", (float)current_skill);
3270         current_skill = (int)(skill.value + 0.5);
3271
3272 //
3273 // set up the new server
3274 //
3275         memset (&sv, 0, sizeof(sv));
3276         // if running a local client, make sure it doesn't try to access the last
3277         // level's data which is no longer valiud
3278         cls.signon = 0;
3279
3280         Cvar_SetValue("halflifebsp", worldmodel->brush.ishlbsp);
3281
3282         if(*sv_random_seed.string)
3283         {
3284                 srand(sv_random_seed.integer);
3285                 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);
3286         }
3287
3288         SV_VM_Setup();
3289
3290         sv.active = true;
3291
3292         // set level base name variables for later use
3293         strlcpy (sv.name, server, sizeof (sv.name));
3294         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
3295         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
3296         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
3297         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
3298         Cvar_SetQuick(&sv_worldname, sv.worldname);
3299         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
3300         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
3301
3302         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
3303         if (sv.protocol == PROTOCOL_UNKNOWN)
3304         {
3305                 char buffer[1024];
3306                 Protocol_Names(buffer, sizeof(buffer));
3307                 Con_Printf("Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
3308                 sv.protocol = PROTOCOL_QUAKE;
3309         }
3310
3311         SV_VM_Begin();
3312
3313 // load progs to get entity field count
3314         //PR_LoadProgs ( sv_progs.string );
3315
3316         sv.datagram.maxsize = sizeof(sv.datagram_buf);
3317         sv.datagram.cursize = 0;
3318         sv.datagram.data = sv.datagram_buf;
3319
3320         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
3321         sv.reliable_datagram.cursize = 0;
3322         sv.reliable_datagram.data = sv.reliable_datagram_buf;
3323
3324         sv.signon.maxsize = sizeof(sv.signon_buf);
3325         sv.signon.cursize = 0;
3326         sv.signon.data = sv.signon_buf;
3327
3328 // leave slots at start for clients only
3329         //prog->num_edicts = svs.maxclients+1;
3330
3331         sv.state = ss_loading;
3332         prog->allowworldwrites = true;
3333         sv.paused = false;
3334
3335         prog->globals.server->time = sv.time = 1.0;
3336
3337         Mod_ClearUsed();
3338         worldmodel->used = true;
3339
3340         sv.worldmodel = worldmodel;
3341         sv.models[1] = sv.worldmodel;
3342
3343 //
3344 // clear world interaction links
3345 //
3346         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs);
3347         World_Start(&sv.world);
3348
3349         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
3350
3351         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
3352         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
3353         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
3354         {
3355                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
3356                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
3357         }
3358         if(i < sv.worldmodel->brush.numsubmodels)
3359                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
3360
3361 //
3362 // load the rest of the entities
3363 //
3364         // AK possible hack since num_edicts is still 0
3365         ent = PRVM_EDICT_NUM(0);
3366         memset (ent->fields.server, 0, prog->entityfields * 4);
3367         ent->priv.server->free = false;
3368         ent->fields.server->model = PRVM_SetEngineString(sv.worldname);
3369         ent->fields.server->modelindex = 1;             // world model
3370         ent->fields.server->solid = SOLID_BSP;
3371         ent->fields.server->movetype = MOVETYPE_PUSH;
3372         VectorCopy(sv.world.mins, ent->fields.server->mins);
3373         VectorCopy(sv.world.maxs, ent->fields.server->maxs);
3374         VectorCopy(sv.world.mins, ent->fields.server->absmin);
3375         VectorCopy(sv.world.maxs, ent->fields.server->absmax);
3376
3377         if (coop.value)
3378                 prog->globals.server->coop = coop.integer;
3379         else
3380                 prog->globals.server->deathmatch = deathmatch.integer;
3381
3382         prog->globals.server->mapname = PRVM_SetEngineString(sv.name);
3383
3384 // serverflags are for cross level information (sigils)
3385         prog->globals.server->serverflags = svs.serverflags;
3386
3387         // we need to reset the spawned flag on all connected clients here so that
3388         // their thinks don't run during startup (before PutClientInServer)
3389         // we also need to set up the client entities now
3390         // and we need to set the ->edict pointers to point into the progs edicts
3391         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3392         {
3393                 host_client->spawned = false;
3394                 host_client->edict = PRVM_EDICT_NUM(i + 1);
3395                 PRVM_ED_ClearEdict(host_client->edict);
3396         }
3397
3398         // load replacement entity file if found
3399         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va("%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
3400         {
3401                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
3402                 PRVM_ED_LoadFromFile (entities);
3403                 Mem_Free(entities);
3404         }
3405         else
3406                 PRVM_ED_LoadFromFile (sv.worldmodel->brush.entities);
3407
3408
3409         // LordHavoc: clear world angles (to fix e3m3.bsp)
3410         VectorClear(prog->edicts->fields.server->angles);
3411
3412 // all setup is completed, any further precache statements are errors
3413 //      sv.state = ss_active; // LordHavoc: workaround for svc_precache bug
3414         prog->allowworldwrites = false;
3415
3416 // run two frames to allow everything to settle
3417         prog->globals.server->time = sv.time = 1.0001;
3418         for (i = 0;i < 2;i++)
3419         {
3420                 sv.frametime = 0.1;
3421                 SV_Physics ();
3422         }
3423
3424         if (cls.state == ca_dedicated)
3425                 Mod_PurgeUnused();
3426
3427 // create a baseline for more efficient communications
3428         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)
3429                 SV_CreateBaseline ();
3430
3431         sv.state = ss_active; // LordHavoc: workaround for svc_precache bug
3432
3433         // to prevent network timeouts
3434         realtime = Sys_DoubleTime();
3435
3436 // send serverinfo to all connected clients, and set up botclients coming back from a level change
3437         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3438         {
3439                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
3440                 if (!host_client->active)
3441                         continue;
3442                 if (host_client->netconnection)
3443                         SV_SendServerinfo(host_client);
3444                 else
3445                 {
3446                         int j;
3447                         // if client is a botclient coming from a level change, we need to
3448                         // set up client info that normally requires networking
3449
3450                         // copy spawn parms out of the client_t
3451                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
3452                                 (&prog->globals.server->parm1)[j] = host_client->spawn_parms[j];
3453
3454                         // call the spawn function
3455                         host_client->clientconnectcalled = true;
3456                         prog->globals.server->time = sv.time;
3457                         prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
3458                         PRVM_ExecuteProgram (prog->globals.server->ClientConnect, "QC function ClientConnect is missing");
3459                         PRVM_ExecuteProgram (prog->globals.server->PutClientInServer, "QC function PutClientInServer is missing");
3460                         host_client->spawned = true;
3461                 }
3462         }
3463
3464         // update the map title cvar
3465         strlcpy(sv.worldmessage, PRVM_GetString(prog->edicts->fields.server->message), sizeof(sv.worldmessage)); // map title (not related to filename)
3466         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
3467
3468         Con_DPrint("Server spawned.\n");
3469         NetConn_Heartbeat (2);
3470
3471         SV_VM_End();
3472 }
3473
3474 /////////////////////////////////////////////////////
3475 // SV VM stuff
3476
3477 static void SV_VM_CB_BeginIncreaseEdicts(void)
3478 {
3479         // links don't survive the transition, so unlink everything
3480         World_UnlinkAll(&sv.world);
3481 }
3482
3483 static void SV_VM_CB_EndIncreaseEdicts(void)
3484 {
3485         int i;
3486         prvm_edict_t *ent;
3487
3488         // link every entity except world
3489         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
3490                 if (!ent->priv.server->free)
3491                         SV_LinkEdict(ent);
3492 }
3493
3494 static void SV_VM_CB_InitEdict(prvm_edict_t *e)
3495 {
3496         // LordHavoc: for consistency set these here
3497         int num = PRVM_NUM_FOR_EDICT(e) - 1;
3498
3499         e->priv.server->move = false; // don't move on first frame
3500
3501         if (num >= 0 && num < svs.maxclients)
3502         {
3503                 // set colormap and team on newly created player entity
3504                 e->fields.server->colormap = num + 1;
3505                 e->fields.server->team = (svs.clients[num].colors & 15) + 1;
3506                 // set netname/clientcolors back to client values so that
3507                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
3508                 // reset them
3509                 e->fields.server->netname = PRVM_SetEngineString(svs.clients[num].name);
3510                 PRVM_EDICTFIELDFLOAT(e, prog->fieldoffsets.clientcolors) = svs.clients[num].colors;
3511                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
3512                 if( prog->fieldoffsets.playermodel >= 0 )
3513                         PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.playermodel) = PRVM_SetEngineString(svs.clients[num].playermodel);
3514                 if( prog->fieldoffsets.playerskin >= 0 )
3515                         PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.playerskin) = PRVM_SetEngineString(svs.clients[num].playerskin);
3516                 // Assign netaddress (IP Address, etc)
3517                 if(prog->fieldoffsets.netaddress >= 0)
3518                 { // Valid Field; Process
3519                         if(svs.clients[num].netconnection != NULL)
3520                         {// Valid Address; Assign
3521                                 // Acquire Readable Address
3522                                 LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
3523                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.netaddress) = PRVM_SetEngineString(svs.clients[num].netaddress);
3524                         }
3525                         else
3526                                 // Invalid / Bot
3527                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.netaddress) = PRVM_SetEngineString("null/botclient");
3528                 }
3529                 if(prog->fieldoffsets.crypto_idfp >= 0)
3530                 { // Valid Field; Process
3531                         if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
3532                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_idfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.client_idfp);
3533                         else
3534                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_idfp) = 0;
3535                 }
3536                 if(prog->fieldoffsets.crypto_keyfp >= 0)
3537                 { // Valid Field; Process
3538                         if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
3539                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_keyfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.client_keyfp);
3540                         else
3541                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_keyfp) = 0;
3542                 }
3543                 if(prog->fieldoffsets.crypto_mykeyfp >= 0)
3544                 { // Valid Field; Process
3545                         if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
3546                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_mykeyfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.server_keyfp);
3547                         else
3548                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_mykeyfp) = 0;
3549                 }
3550                 if(prog->fieldoffsets.crypto_encryptmethod >= 0)
3551                 { // Valid Field; Process
3552                         if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
3553                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_encryptmethod) = PRVM_SetEngineString("AES128");
3554                         else
3555                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_encryptmethod) = 0;
3556                 }
3557                 if(prog->fieldoffsets.crypto_signmethod >= 0)
3558                 { // Valid Field; Process
3559                         if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
3560                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_signmethod) = PRVM_SetEngineString("HMAC-SHA256");
3561                         else
3562                                 PRVM_EDICTFIELDSTRING(e, prog->fieldoffsets.crypto_signmethod) = 0;
3563                 }
3564         }
3565 }
3566
3567 static void SV_VM_CB_FreeEdict(prvm_edict_t *ed)
3568 {
3569         int i;
3570         int e;
3571
3572         World_UnlinkEdict(ed);          // unlink from world bsp
3573
3574         ed->fields.server->model = 0;
3575         ed->fields.server->takedamage = 0;
3576         ed->fields.server->modelindex = 0;
3577         ed->fields.server->colormap = 0;
3578         ed->fields.server->skin = 0;
3579         ed->fields.server->frame = 0;
3580         VectorClear(ed->fields.server->origin);
3581         VectorClear(ed->fields.server->angles);
3582         ed->fields.server->nextthink = -1;
3583         ed->fields.server->solid = 0;
3584
3585         VM_RemoveEdictSkeleton(ed);
3586         World_Physics_RemoveFromEntity(&sv.world, ed);
3587         World_Physics_RemoveJointFromEntity(&sv.world, ed);
3588
3589         // make sure csqc networking is aware of the removed entity
3590         e = PRVM_NUM_FOR_EDICT(ed);
3591         sv.csqcentityversion[e] = 0;
3592         for (i = 0;i < svs.maxclients;i++)
3593         {
3594                 if (svs.clients[i].csqcentityscope[e])
3595                         svs.clients[i].csqcentityscope[e] = 1; // removed, awaiting send
3596                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
3597         }
3598 }
3599
3600 static void SV_VM_CB_CountEdicts(void)
3601 {
3602         int             i;
3603         prvm_edict_t    *ent;
3604         int             active, models, solid, step;
3605
3606         active = models = solid = step = 0;
3607         for (i=0 ; i<prog->num_edicts ; i++)
3608         {
3609                 ent = PRVM_EDICT_NUM(i);
3610                 if (ent->priv.server->free)
3611                         continue;
3612                 active++;
3613                 if (ent->fields.server->solid)
3614                         solid++;
3615                 if (ent->fields.server->model)
3616                         models++;
3617                 if (ent->fields.server->movetype == MOVETYPE_STEP)
3618                         step++;
3619         }
3620
3621         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
3622         Con_Printf("active    :%3i\n", active);
3623         Con_Printf("view      :%3i\n", models);
3624         Con_Printf("touch     :%3i\n", solid);
3625         Con_Printf("step      :%3i\n", step);
3626 }
3627
3628 static qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
3629 {
3630         // remove things from different skill levels or deathmatch
3631         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
3632         {
3633                 if (deathmatch.integer)
3634                 {
3635                         if (((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
3636                         {
3637                                 return false;
3638                         }
3639                 }
3640                 else if ((current_skill <= 0 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_EASY  ))
3641                         || (current_skill == 1 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_MEDIUM))
3642                         || (current_skill >= 2 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_HARD  )))
3643                 {
3644                         return false;
3645                 }
3646         }
3647         return true;
3648 }
3649
3650 static void SV_VM_Setup(void)
3651 {
3652         PRVM_Begin;
3653         PRVM_InitProg( PRVM_SERVERPROG );
3654
3655         // allocate the mempools
3656         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
3657         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
3658         prog->builtins = vm_sv_builtins;
3659         prog->numbuiltins = vm_sv_numbuiltins;
3660         prog->headercrc = PROGHEADER_CRC;
3661         prog->headercrc2 = PROGHEADER_CRC_TENEBRAE;
3662         prog->max_edicts = 512;
3663         if (sv.protocol == PROTOCOL_QUAKE)
3664                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
3665         else if (sv.protocol == PROTOCOL_QUAKEDP)
3666                 prog->limit_edicts = 2048; // guessing
3667         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
3668                 prog->limit_edicts = 2048; // guessing!
3669         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3670                 prog->limit_edicts = 4096; // guessing!
3671         else
3672                 prog->limit_edicts = MAX_EDICTS;
3673         prog->reserved_edicts = svs.maxclients;
3674         prog->edictprivate_size = sizeof(edict_engineprivate_t);
3675         prog->name = "server";
3676         prog->extensionstring = vm_sv_extensions;
3677         prog->loadintoworld = true;
3678
3679         prog->begin_increase_edicts = SV_VM_CB_BeginIncreaseEdicts;
3680         prog->end_increase_edicts = SV_VM_CB_EndIncreaseEdicts;
3681         prog->init_edict = SV_VM_CB_InitEdict;
3682         prog->free_edict = SV_VM_CB_FreeEdict;
3683         prog->count_edicts = SV_VM_CB_CountEdicts;
3684         prog->load_edict = SV_VM_CB_LoadEdict;
3685         prog->init_cmd = VM_SV_Cmd_Init;
3686         prog->reset_cmd = VM_SV_Cmd_Reset;
3687         prog->error_cmd = Host_Error;
3688         prog->ExecuteProgram = SVVM_ExecuteProgram;
3689
3690         PRVM_LoadProgs( sv_progs.string, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
3691
3692         // some mods compiled with scrambling compilers lack certain critical
3693         // global names and field names such as "self" and "time" and "nextthink"
3694         // so we have to set these offsets manually, matching the entvars_t
3695         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
3696         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
3697         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
3698         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
3699         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
3700         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
3701         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
3702         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
3703         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
3704         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
3705         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
3706         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
3707         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
3708         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
3709         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
3710         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
3711         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
3712         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
3713         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
3714         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
3715         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
3716         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
3717         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
3718         // OP_STATE is always supported on server (due to entvars_t)
3719         prog->flag |= PRVM_OP_STATE;
3720
3721         VM_CustomStats_Clear();//[515]: csqc
3722
3723         PRVM_End;
3724
3725         SV_Prepare_CSQC();
3726 }
3727
3728 void SV_VM_Begin(void)
3729 {
3730         PRVM_Begin;
3731         PRVM_SetProg( PRVM_SERVERPROG );
3732
3733         prog->globals.server->time = (float) sv.time;
3734 }
3735
3736 void SV_VM_End(void)
3737 {
3738         PRVM_End;
3739 }