/* cl_parse.c parse a message received from the server Copyright (C) 1996-1997 Id Software, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to: Free Software Foundation, Inc. 59 Temple Place - Suite 330 Boston, MA 02111-1307, USA */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #ifdef HAVE_STRING_H # include #endif #ifdef HAVE_STRINGS_H # include #endif #ifdef HAVE_ERRNO_H # include #endif #ifdef HAVE_UNISTD_H # include #endif #include "QF/cbuf.h" #include "QF/cdaudio.h" #include "QF/cmd.h" #include "QF/console.h" #include "QF/cvar.h" #include "QF/draw.h" #include "QF/dstring.h" #include "QF/gib.h" #include "QF/idparse.h" #include "QF/msg.h" #include "QF/progs.h" #include "QF/qfplist.h" #include "QF/quakeio.h" #include "QF/screen.h" #include "QF/skin.h" #include "QF/sound.h" #include "QF/sys.h" #include "QF/teamplay.h" #include "QF/va.h" #include "qw/bothdefs.h" #include "cl_cam.h" #include "cl_chat.h" #include "cl_ents.h" #include "cl_http.h" #include "cl_input.h" #include "cl_main.h" #include "cl_parse.h" #include "cl_skin.h" #include "cl_tent.h" #include "client.h" #include "compat.h" #include "host.h" #include "map_cfg.h" #include "qw/pmove.h" #include "qw/protocol.h" #include "sbar.h" #include "clview.h" const char *svc_strings[] = { "svc_bad", "svc_nop", "svc_disconnect", "svc_updatestat", "svc_version", // [long] server version "svc_setview", // [short] entity number "svc_sound", // "svc_time", // [float] server time "svc_print", // [string] null terminated string "svc_stufftext", // [string] stuffed into client's console // buffer the string should be \n terminated "svc_setangle", // [vec3] set view angle to this absolute value "svc_serverdata", // [long] version ... "svc_lightstyle", // [byte] [string] "svc_updatename", // [byte] [string] "svc_updatefrags", // [byte] [short] "svc_clientdata", // "svc_stopsound", // "svc_updatecolors", // [byte] [byte] "svc_particle", // [vec3] "svc_damage", // [byte] impact [byte] blood [vec3] from "svc_spawnstatic", "OBSOLETE svc_spawnbinary", "svc_spawnbaseline", "svc_temp_entity", // "svc_setpause", "svc_signonnum", "svc_centerprint", "svc_killedmonster", "svc_foundsecret", "svc_spawnstaticsound", "svc_intermission", "svc_finale", // [string] text "svc_cdtrack", // [byte] track "svc_sellscreen", "svc_smallkick", "svc_bigkick", "svc_updateping", "svc_updateentertime", "svc_updatestatlong", "svc_muzzleflash", "svc_updateuserinfo", "svc_download", "svc_playerinfo", "svc_nails", "svc_chokecount", "svc_modellist", "svc_soundlist", "svc_packetentities", "svc_deltapacketentities", "svc_maxspeed", "svc_entgravity", "svc_setinfo", "svc_serverinfo", "svc_updatepl", "svc_nails2", // FIXME from qwex "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL", "NEW PROTOCOL" }; dstring_t *centerprint; int oldparsecountmod; int parsecountmod; double parsecounttime; int viewentity; int cl_spikeindex, cl_playerindex, cl_flagindex; int cl_h_playerindex, cl_gib1index, cl_gib2index, cl_gib3index; int packet_latency[NET_TIMINGS]; extern cvar_t *hud_scoreboard_uid; entity_t *cl_static_entities; static entity_t **cl_static_tail; static void CL_LoadSky (void) { plitem_t *item; const char *name = 0; if (!cl.worldspawn) { r_funcs->R_LoadSkys (0); return; } if ((item = PL_ObjectForKey (cl.worldspawn, "sky")) // Q2/DarkPlaces || (item = PL_ObjectForKey (cl.worldspawn, "skyname")) // old QF || (item = PL_ObjectForKey (cl.worldspawn, "qlsky"))) /* QuakeLives */ { name = PL_String (item); } r_funcs->R_LoadSkys (name); } int CL_CalcNet (void) { int lost, a, i; frame_t *frame; for (i = cls.netchan.outgoing_sequence - UPDATE_BACKUP + 1; i <= cls.netchan.outgoing_sequence; i++) { frame = &cl.frames[i & UPDATE_MASK]; if (frame->receivedtime == -1) packet_latency[i & NET_TIMINGSMASK] = 9999; // dropped else if (frame->receivedtime == -2) packet_latency[i & NET_TIMINGSMASK] = 10000; // choked else if (frame->invalid) packet_latency[i & NET_TIMINGSMASK] = 9998; // invalid delta else packet_latency[i & NET_TIMINGSMASK] = (frame->receivedtime - frame->senttime) * 20; } lost = 0; for (a = 0; a < NET_TIMINGS; a++) { i = (cls.netchan.outgoing_sequence - a) & NET_TIMINGSMASK; if (packet_latency[i] == 9999) lost++; } return lost * 100 / NET_TIMINGS; } /* CL_CheckOrDownloadFile Returns true if the file exists, otherwise it attempts to start a download from the server. */ qboolean CL_CheckOrDownloadFile (const char *filename) { QFile *f; if (strstr (filename, "..")) { Sys_Printf ("Refusing to download a path with ..\n"); return true; } /* if (!snd_initialized && strnequal ("sound/", filename, 6)) { // don't bother downloading sounds if we can't play them return true; } */ QFS_FOpenFile (filename, &f); if (f) { // it exists, no need to download Qclose (f); return true; } // ZOID - can't download when recording if (cls.demorecording) { Sys_Printf ("Unable to download %s in record mode.\n", cls.downloadname->str); return true; } // ZOID - can't download when playback if (cls.demoplayback) return true; dstring_copystr (cls.downloadname, filename); dstring_copystr (cls.downloadtempname, filename); Sys_Printf ("Downloading %s...\n", cls.downloadname->str); // download to a temp name, and rename to the real name only when done, // so if interrupted a runt file wont be left QFS_StripExtension (cls.downloadname->str, cls.downloadtempname->str); dstring_appendstr (cls.downloadtempname, ".tmp"); MSG_WriteByte (&cls.netchan.message, clc_stringcmd); MSG_WriteString (&cls.netchan.message, va ("download \"%s\"", cls.downloadname->str)); cls.downloadnumber++; return false; } static plitem_t * map_ent (const char *mapname) { static progs_t edpr; char *name = malloc (strlen (mapname) + 4 + 1); char *buf; plitem_t *edicts = 0; QFS_StripExtension (mapname, name); strcat (name, ".ent"); if ((buf = (char *) QFS_LoadFile (name, 0))) { edicts = ED_Parse (&edpr, buf); free (buf); } else { edicts = ED_Parse (&edpr, cl.model_precache[1]->entities); } free (name); return edicts; } static void CL_NewMap (const char *mapname) { cl_static_entities = 0; cl_static_tail = &cl_static_entities; r_funcs->R_NewMap (cl.worldmodel, cl.model_precache, cl.nummodels); Team_NewMap (); Con_NewMap (); Hunk_Check (); // make sure nothing is hurt Sbar_CenterPrint (0); if (cl.model_precache[1] && cl.model_precache[1]->entities) { cl.edicts = map_ent (mapname); if (cl.edicts) { cl.worldspawn = PL_ObjectAtIndex (cl.edicts, 0); CL_LoadSky (); if (r_funcs->Fog_ParseWorldspawn) r_funcs->Fog_ParseWorldspawn (cl.worldspawn); } } map_cfg (mapname, 1); } static void Model_NextDownload (void) { char *s; int i; if (cls.downloadnumber == 0) { Sys_Printf ("Checking models...\n"); CL_UpdateScreen (realtime); cls.downloadnumber = 1; } cls.downloadtype = dl_model; for (; cl.model_name[cls.downloadnumber][0]; cls.downloadnumber++) { s = cl.model_name[cls.downloadnumber]; if (s[0] == '*') continue; // inline brush model if (!CL_CheckOrDownloadFile (s)) return; // started a download } if (cl.model_name[1]) map_cfg (cl.model_name[1], 0); for (i = 1; i < cl.nummodels; i++) { char *info_key = 0; if (!cl.model_name[i][0]) break; cl.model_precache[i] = Mod_ForName (cl.model_name[i], false); if (!cl.model_precache[i]) { Sys_Printf ("\nThe required model file '%s' could not be found or " "downloaded.\n\n", cl.model_name[i]); Sys_Printf ("You may need to download or purchase a %s client " "pack in order to play on this server.\n\n", qfs_gamedir->gamedir); CL_Disconnect (); return; } if (strequal (cl.model_name[i], "progs/player.mdl") && cl.model_precache[i]->type == mod_alias) { info_key = pmodel_name; //XXX mod_funcs->Skin_Player_Model (cl.model_precache[i]); } if (strequal (cl.model_name[i], "progs/eyes.mdl") && cl.model_precache[i]->type == mod_alias) info_key = emodel_name; if (info_key && cl_model_crcs->int_val) { aliashdr_t *ahdr = cl.model_precache[i]->aliashdr; if (!ahdr) ahdr = Cache_Get (&cl.model_precache[i]->cache); Info_SetValueForKey (cls.userinfo, info_key, va ("%d", ahdr->crc), 0); if (!cls.demoplayback) { MSG_WriteByte (&cls.netchan.message, clc_stringcmd); SZ_Print (&cls.netchan.message, va ("setinfo %s %d", info_key, ahdr->crc)); } if (!cl.model_precache[i]->aliashdr) Cache_Release (&cl.model_precache[i]->cache); } } // Something went wrong (probably in the server, probably a TF server) // We need to disconnect gracefully. if (!cl.model_precache[1]) { Sys_Printf ("\nThe server has failed to provide the map name.\n\n"); Sys_Printf ("Disconnecting to prevent a crash.\n\n"); CL_Disconnect (); return; } // all done cl.worldmodel = cl.model_precache[1]; CL_NewMap (cl.model_name[1]); // done with modellist, request first of static signon messages if (!cls.demoplayback) { MSG_WriteByte (&cls.netchan.message, clc_stringcmd); MSG_WriteString (&cls.netchan.message, va (prespawn_name, cl.servercount, cl.worldmodel->checksum2)); } } static void Sound_NextDownload (void) { char *s; int i; if (cls.downloadnumber == 0) { Sys_Printf ("Checking sounds...\n"); CL_UpdateScreen (realtime); cls.downloadnumber = 1; } cls.downloadtype = dl_sound; for (; cl.sound_name[cls.downloadnumber][0]; cls.downloadnumber++) { s = cl.sound_name[cls.downloadnumber]; if (!CL_CheckOrDownloadFile (va ("sound/%s", s))) return; // started a download } for (i = 1; i < cl.numsounds; i++) { if (!cl.sound_name[i][0]) break; cl.sound_precache[i] = S_PrecacheSound (cl.sound_name[i]); } // done with sounds, request models now memset (cl.model_precache, 0, sizeof (cl.model_precache)); cl_playerindex = -1; cl_spikeindex = -1; cl_flagindex = -1; cl_h_playerindex = -1; cl_gib1index = cl_gib2index = cl_gib3index = -1; if (!cls.demoplayback) { MSG_WriteByte (&cls.netchan.message, clc_stringcmd); MSG_WriteString (&cls.netchan.message, va (modellist_name, cl.servercount, 0)); } } static void CL_RequestNextDownload (void) { switch (cls.downloadtype) { case dl_single: break; case dl_skin: Skin_NextDownload (); break; case dl_model: Model_NextDownload (); break; case dl_sound: Sound_NextDownload (); break; case dl_none: default: Sys_MaskPrintf (SYS_DEV, "Unknown download type.\n"); } } void CL_FinishDownload (void) { Qclose (cls.download); VID_SetCaption (va ("Connecting to %s", cls.servername->str)); // rename the temp file to it's final name if (strcmp (cls.downloadtempname->str, cls.downloadname->str)) { dstring_t *oldn = dstring_new (); dstring_t *newn = dstring_new (); if (strncmp (cls.downloadtempname->str, "skins/", 6)) { dsprintf (oldn, "%s/%s", qfs_gamedir->dir.def, cls.downloadtempname->str); dsprintf (newn, "%s/%s", qfs_gamedir->dir.def, cls.downloadname->str); } else { dsprintf (oldn, "%s/%s", qfs_gamedir->dir.skins, cls.downloadtempname->str + 6); dsprintf (newn, "%s/%s", qfs_gamedir->dir.skins, cls.downloadname->str + 6); } if (QFS_Rename (oldn->str, newn->str)) Sys_Printf ("failed to rename %s to %s, %s.\n", oldn->str, newn->str, strerror (errno)); dstring_delete (oldn); dstring_delete (newn); } cls.download = NULL; dstring_clearstr (cls.downloadname); dstring_clearstr (cls.downloadtempname); dstring_clearstr (cls.downloadurl); cls.downloadpercent = 0; // get another file if needed CL_RequestNextDownload (); } void CL_FailDownload (void) { if (cls.download) { Qclose (cls.download); cls.download = NULL; } dstring_clearstr (cls.downloadname); dstring_clearstr (cls.downloadtempname); dstring_clearstr (cls.downloadurl); CL_RequestNextDownload (); } static int CL_OpenDownload (void) { dstring_t *name = dstring_newstr (); const char *fname, *path; if (strncmp (cls.downloadtempname->str, "skins/", 6) == 0) { path = qfs_gamedir->dir.skins; fname = cls.downloadtempname->str + 6; } else if (strncmp (cls.downloadtempname->str, "progs/", 6) == 0) { path = qfs_gamedir->dir.models; fname = cls.downloadtempname->str + 6; } else if (strncmp (cls.downloadtempname->str, "sound/", 6) == 0) { path = qfs_gamedir->dir.sound; fname = cls.downloadtempname->str + 6; } else if (strncmp (cls.downloadtempname->str, "maps/", 5) == 0) { path = qfs_gamedir->dir.maps; fname = cls.downloadtempname->str + 5; } else { path = qfs_gamedir->dir.def; fname = cls.downloadtempname->str; } dsprintf (name, "%s/%s", path, fname); cls.download = QFS_WOpen (name->str, 0); if (!cls.download) { dstring_clearstr (cls.downloadname); dstring_clearstr (cls.downloadurl); Sys_Printf ("Failed to open %s\n", name->str); CL_RequestNextDownload (); return 0; } dstring_delete (name); return 1; } /* CL_ParseDownload A download message has been received from the server */ static void CL_ParseDownload (void) { int size, percent; // read the data size = (short) MSG_ReadShort (net_message); percent = MSG_ReadByte (net_message); if (cls.demoplayback) { if (size > 0) net_message->readcount += size; dstring_clearstr (cls.downloadname); dstring_clearstr (cls.downloadtempname); dstring_clearstr (cls.downloadurl); return; // not in demo playback } if (size == DL_NOFILE) { Sys_Printf ("File not found.\n"); if (cls.download) { Sys_Printf ("cls.download shouldn't have been set\n"); Qclose (cls.download); cls.download = NULL; } dstring_clearstr (cls.downloadname); dstring_clearstr (cls.downloadtempname); dstring_clearstr (cls.downloadurl); CL_RequestNextDownload (); return; } if (size == DL_RENAME) { const char *newname = MSG_ReadString (net_message); if (strncmp (newname, cls.downloadname->str, strlen (cls.downloadname->str)) || strstr (newname + strlen (cls.downloadname->str), "/")) { Sys_Printf ("WARNING: server tried to give a strange new name: %s\n", newname); CL_RequestNextDownload (); return; } if (cls.download) { Qclose (cls.download); unlink (cls.downloadname->str); } dstring_copystr (cls.downloadname, newname); Sys_Printf ("downloading to %s\n", cls.downloadname->str); return; } if (size == DL_HTTP) { #ifdef HAVE_LIBCURL const char *url = MSG_ReadString (net_message); const char *newname = MSG_ReadString (net_message); if (*newname) { if (strncmp (newname, cls.downloadname->str, strlen (cls.downloadname->str)) || strstr (newname + strlen (cls.downloadname->str), "/")) { Sys_Printf ("WARNING: server tried to give a strange new name: %s\n", newname); CL_RequestNextDownload (); return; } if (cls.download) { Qclose (cls.download); unlink (cls.downloadname->str); } dstring_copystr (cls.downloadname, newname); } dstring_copystr (cls.downloadurl, url); Sys_Printf ("downloading %s to %s\n", cls.downloadurl->str, cls.downloadname->str); CL_HTTP_StartDownload (); #else MSG_ReadString (net_message); MSG_ReadString (net_message); Sys_Printf ("server sent http redirect but we don't know how to handle" "it :(\n"); #endif CL_OpenDownload (); return; } // open the file if not opened yet if (!cls.download) { if (!CL_OpenDownload ()) { return; net_message->readcount += size; } } Qwrite (cls.download, net_message->message->data + net_message->readcount, size); net_message->readcount += size; if (percent != 100) { // request next block if (percent != cls.downloadpercent) VID_SetCaption (va ("Downloading %s %d%%", cls.downloadname->str, percent)); cls.downloadpercent = percent; MSG_WriteByte (&cls.netchan.message, clc_stringcmd); SZ_Print (&cls.netchan.message, "nextdl"); } else { CL_FinishDownload (); } } static byte *upload_data; static int upload_pos, upload_size; void CL_NextUpload (void) { byte buffer[1024]; int percent, size, r; if (!upload_data) return; r = upload_size - upload_pos; if (r > 768) r = 768; memcpy (buffer, upload_data + upload_pos, r); MSG_WriteByte (&cls.netchan.message, clc_upload); MSG_WriteShort (&cls.netchan.message, r); upload_pos += r; size = upload_size; if (!size) size = 1; percent = upload_pos * 100 / size; MSG_WriteByte (&cls.netchan.message, percent); SZ_Write (&cls.netchan.message, buffer, r); Sys_MaskPrintf (SYS_DEV, "UPLOAD: %6d: %d written\n", upload_pos - r, r); if (upload_pos != upload_size) return; Sys_Printf ("Upload completed\n"); free (upload_data); upload_data = 0; upload_pos = upload_size = 0; } void CL_StartUpload (byte * data, int size) { if (cls.state < ca_onserver) return; // must be connected // override if (upload_data) free (upload_data); Sys_MaskPrintf (SYS_DEV, "Upload starting of %d...\n", size); upload_data = malloc (size); memcpy (upload_data, data, size); upload_size = size; upload_pos = 0; CL_NextUpload (); } qboolean CL_IsUploading (void) { if (upload_data) return true; return false; } void CL_StopUpload (void) { if (upload_data) free (upload_data); upload_data = NULL; } // SERVER CONNECTING MESSAGES ================================================= // LordHavoc: BIG BUG-FIX! Clear baselines each time it connects... static void CL_ClearBaselines (void) { int i; memset (cl_baselines, 0, sizeof (cl_baselines)); for (i = 0; i < MAX_EDICTS; i++) { cl_baselines[i].colormod = 255; cl_baselines[i].alpha = 255; cl_baselines[i].scale = 16; cl_baselines[i].glow_size = 0; cl_baselines[i].glow_color = 254; } } static void CL_ParseServerData (void) { const char *str; int protover; //FIXME qboolean cflag = false; Sys_MaskPrintf (SYS_DEV, "Serverdata packet received.\n"); // wipe the client_state_t struct CL_ClearState (); // parse protocol version number // allow 2.2 and 2.29 demos to play protover = MSG_ReadLong (net_message); if (protover != PROTOCOL_VERSION && !(cls.demoplayback && (protover <= 26 || protover >= 28))) Host_Error ("Server returned version %i, not %i\nYou probably " "need to upgrade.\nCheck http://www.quakeworld.net/", protover, PROTOCOL_VERSION); cl.servercount = MSG_ReadLong (net_message); // game directory str = MSG_ReadString (net_message); if (!strequal (qfs_gamedir->gamedir, str)) { // save current config Host_WriteConfiguration (); //FIXME cflag = true; QFS_Gamedir (str); } if (cls.demoplayback2) { realtime = cls.basetime = MSG_ReadFloat (net_message); cl.playernum = 31; cl.spectator = true; } else { // parse player slot, high bit means spectator cl.playernum = MSG_ReadByte (net_message); if (cl.playernum & 128) { cl.spectator = true; cl.playernum &= ~128; } } // FIXME: evil hack so NQ and QW can share sound code cl.viewentity = cl.playernum + 1; viewentity = cl.playernum + 1; // get the full level name str = MSG_ReadString (net_message); strncpy (cl.levelname, str, sizeof (cl.levelname) - 1); // get the movevars movevars.gravity = MSG_ReadFloat (net_message); r_data->gravity = movevars.gravity; // Gravity for renderer effects movevars.stopspeed = MSG_ReadFloat (net_message); movevars.maxspeed = MSG_ReadFloat (net_message); movevars.spectatormaxspeed = MSG_ReadFloat (net_message); movevars.accelerate = MSG_ReadFloat (net_message); movevars.airaccelerate = MSG_ReadFloat (net_message); movevars.wateraccelerate = MSG_ReadFloat (net_message); movevars.friction = MSG_ReadFloat (net_message); movevars.waterfriction = MSG_ReadFloat (net_message); movevars.entgravity = MSG_ReadFloat (net_message); // separate the printfs so the server message can have a color Sys_Printf ("\n\n\35\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36" "\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\36\37\n\n"); Sys_Printf ("%c%s\n", 2, str); // ask for the sound list next memset (cl.sound_name, 0, sizeof (cl.sound_name)); if (!cls.demoplayback) { MSG_WriteByte (&cls.netchan.message, clc_stringcmd); MSG_WriteString (&cls.netchan.message, va (soundlist_name, cl.servercount, 0)); } // now waiting for downloads, etc CL_SetState (ca_onserver); CL_ClearBaselines (); } static void CL_ParseSoundlist (void) { const char *str; int n; // precache sounds // memset (cl.sound_precache, 0, sizeof (cl.sound_precache)); cl.numsounds = MSG_ReadByte (net_message); for (;;) { str = MSG_ReadString (net_message); if (!str[0]) break; cl.numsounds++; if (cl.numsounds >= MAX_SOUNDS) Host_Error ("Server sent too many sound_precache"); strcpy (cl.sound_name[cl.numsounds], str); } n = MSG_ReadByte (net_message); if (n && !cls.demoplayback) { MSG_WriteByte (&cls.netchan.message, clc_stringcmd); MSG_WriteString (&cls.netchan.message, va (soundlist_name, cl.servercount, n)); return; } cls.downloadnumber = 0; cls.downloadtype = dl_sound; Sound_NextDownload (); } static void CL_ParseModellist (void) { int n; const char *str; // precache models and note certain default indexes cl.nummodels = MSG_ReadByte (net_message); for (;;) { str = MSG_ReadString (net_message); if (!str[0]) break; cl.nummodels++; if (cl.nummodels >= MAX_MODELS) Host_Error ("Server sent too many model_precache"); strcpy (cl.model_name[cl.nummodels], str); if (!strcmp (cl.model_name[cl.nummodels], "progs/spike.mdl")) cl_spikeindex = cl.nummodels; else if (!strcmp (cl.model_name[cl.nummodels], "progs/player.mdl")) cl_playerindex = cl.nummodels; else if (!strcmp (cl.model_name[cl.nummodels], "progs/flag.mdl")) cl_flagindex = cl.nummodels; // for deadbodyfilter & gib filter else if (!strcmp (cl.model_name[cl.nummodels], "progs/h_player.mdl")) cl_h_playerindex = cl.nummodels; else if (!strcmp (cl.model_name[cl.nummodels], "progs/gib1.mdl")) cl_gib1index = cl.nummodels; else if (!strcmp (cl.model_name[cl.nummodels], "progs/gib2.mdl")) cl_gib2index = cl.nummodels; else if (!strcmp (cl.model_name[cl.nummodels], "progs/gib3.mdl")) cl_gib3index = cl.nummodels; } cl.nummodels++; n = MSG_ReadByte (net_message); if (n) { if (!cls.demoplayback) { MSG_WriteByte (&cls.netchan.message, clc_stringcmd); MSG_WriteString (&cls.netchan.message, va (modellist_name, cl.servercount, n)); } return; } cls.downloadnumber = 0; cls.downloadtype = dl_model; Model_NextDownload (); } static void CL_ParseBaseline (entity_state_t *es) { es->modelindex = MSG_ReadByte (net_message); es->frame = MSG_ReadByte (net_message); es->colormap = MSG_ReadByte (net_message); es->skinnum = MSG_ReadByte (net_message); MSG_ReadCoordAngleV (net_message, es->origin, es->angles); // LordHavoc: set up baseline to for new effects (alpha, colormod, etc) es->colormod = 255; es->alpha = 255; es->scale = 16; es->glow_size = 0; es->glow_color = 254; } /* CL_ParseStatic Static entities are non-interactive world objects like torches */ static void CL_ParseStatic (void) { entity_t *ent; entity_state_t es; CL_ParseBaseline (&es); ent = r_funcs->R_AllocEntity (); CL_Init_Entity (ent); *cl_static_tail = ent; cl_static_tail = &ent->unext; // copy it to the current state ent->model = cl.model_precache[es.modelindex]; ent->frame = es.frame; ent->skinnum = es.skinnum; VectorCopy (es.origin, ent->origin); CL_TransformEntity (ent, es.angles, true); r_funcs->R_AddEfrags (ent); } static void CL_ParseStaticSound (void) { int sound_num, vol, atten; vec3_t org; MSG_ReadCoordV (net_message, org); sound_num = MSG_ReadByte (net_message); vol = MSG_ReadByte (net_message); atten = MSG_ReadByte (net_message); S_StaticSound (cl.sound_precache[sound_num], org, vol, atten); } // ACTION MESSAGES ============================================================ static void CL_ParseStartSoundPacket (void) { float attenuation; int channel, ent, sound_num, volume; vec3_t pos; channel = MSG_ReadShort (net_message); if (channel & SND_VOLUME) volume = MSG_ReadByte (net_message); else volume = DEFAULT_SOUND_PACKET_VOLUME; if (channel & SND_ATTENUATION) attenuation = MSG_ReadByte (net_message) / 64.0; else attenuation = DEFAULT_SOUND_PACKET_ATTENUATION; sound_num = MSG_ReadByte (net_message); MSG_ReadCoordV (net_message, pos); ent = (channel >> 3) & 1023; channel &= 7; if (ent > MAX_EDICTS) Host_Error ("CL_ParseStartSoundPacket: ent = %i", ent); S_StartSound (ent, channel, cl.sound_precache[sound_num], pos, volume / 255.0, attenuation); } /* CL_ParseClientdata Server information pertaining to only this client, sent every frame */ void CL_ParseClientdata (void) { float latency; frame_t *frame; int i; // calculate simulated time of message oldparsecountmod = parsecountmod; i = cls.netchan.incoming_acknowledged; cl.parsecount = i; i &= UPDATE_MASK; parsecountmod = i; frame = &cl.frames[i]; if (cls.demoplayback2) frame->senttime = realtime - host_frametime; //realtime; parsecounttime = cl.frames[i].senttime; frame->receivedtime = realtime; // calculate latency latency = frame->receivedtime - frame->senttime; if (!(latency < 0 || latency > 1.0)) { // drift the average latency towards the observed latency if (latency < cls.latency) cls.latency = latency; else cls.latency += 0.001; // drift up, so correction is needed } } static void CL_ProcessUserInfo (int slot, player_info_t *player) { char skin[MAX_SKIN_LENGTH] = { 0 }; const char *s; s = Info_ValueForKey (player->userinfo, "skin"); if (strlen(s) < sizeof skin) { QFS_StripExtension (s, skin); if (!strequal (s, skin)) Info_SetValueForKey (player->userinfo, "skin", skin, 1); } else { Info_SetValueForKey (player->userinfo, "skin", skin, 1); } while (!(player->name = Info_Key (player->userinfo, "name"))) { if (player->userid) Info_SetValueForKey (player->userinfo, "name", va ("user-%i [exploit]", player->userid), 1); else Info_SetValueForKey (player->userinfo, "name", "", 1); } player->_topcolor = player->_bottomcolor = -1; player->topcolor = atoi (Info_ValueForKey (player->userinfo, "topcolor")); player->bottomcolor = atoi (Info_ValueForKey (player->userinfo, "bottomcolor")); while (!(player->team = Info_Key (player->userinfo, "team"))) Info_SetValueForKey (player->userinfo, "team", "", 1); while (!(player->skinname = Info_Key (player->userinfo, "skin"))) Info_SetValueForKey (player->userinfo, "skin", "", 1); if (Info_ValueForKey (player->userinfo, "*spectator")[0]) player->spectator = true; else player->spectator = false; mod_funcs->Skin_SetTranslation (slot + 1, player->topcolor, player->bottomcolor); player->skin = mod_funcs->Skin_SetSkin (player->skin, slot + 1, player->skinname->value); player->skin = mod_funcs->Skin_SetColormap (player->skin, slot + 1); Sbar_Changed (); } static void CL_UpdateUserinfo (void) { int slot, uid; const char *info; player_info_t *player; slot = MSG_ReadByte (net_message); if (slot >= MAX_CLIENTS) Host_Error ("CL_ParseServerMessage: svc_updateuserinfo > MAX_SCOREBOARD"); player = &cl.players[slot]; uid = MSG_ReadLong (net_message); info = MSG_ReadString (net_message); if (*info) { // a totally empty userinfo string should not be possible player->userid = uid; if (player->userinfo) Info_Destroy (player->userinfo); player->userinfo = Info_ParseString (info, MAX_INFO_STRING, 0); CL_ProcessUserInfo (slot, player); CL_Chat_Check_Name (Info_ValueForKey (player->userinfo, "name"), slot); } else { // the server dropped the client CL_Chat_User_Disconnected (player->userid); if (player->userinfo) Info_Destroy (player->userinfo); memset (player, 0, sizeof (*player)); } } static void CL_SetInfo (void) { char key[MAX_MSGLEN], value[MAX_MSGLEN]; int flags, slot; player_info_t *player; slot = MSG_ReadByte (net_message); if (slot >= MAX_CLIENTS) Host_Error ("CL_ParseServerMessage: svc_setinfo > MAX_SCOREBOARD"); player = &cl.players[slot]; strncpy (key, MSG_ReadString (net_message), sizeof (key) - 1); key[sizeof (key) - 1] = 0; strncpy (value, MSG_ReadString (net_message), sizeof (value) - 1); key[sizeof (value) - 1] = 0; if (!player->userinfo) player->userinfo = Info_ParseString ("", MAX_INFO_STRING, 0); flags = !strequal (key, "name"); flags |= strequal (key, "team") << 1; Info_SetValueForKey (player->userinfo, key, value, flags); CL_ProcessUserInfo (slot, player); Sys_MaskPrintf (SYS_DEV, "SETINFO %s: %s=%s\n", player->name->value, key, value); } static void CL_ServerInfo (void) { char key[MAX_MSGLEN], value[MAX_MSGLEN]; strncpy (key, MSG_ReadString (net_message), sizeof (key) - 1); key[sizeof (key) - 1] = 0; strncpy (value, MSG_ReadString (net_message), sizeof (value) - 1); key[sizeof (value) - 1] = 0; Sys_MaskPrintf (SYS_DEV, "SERVERINFO: %s=%s\n", key, value); Info_SetValueForKey (cl.serverinfo, key, value, 0); if (strequal (key, "chase")) { cl.chase = atoi (value); } else if (strequal (key, "cshifts")) { cl.sv_cshifts = atoi (value); } else if (strequal (key, "no_pogo_stick")) { Cvar_Set (no_pogo_stick, value); cl.no_pogo_stick = no_pogo_stick->int_val; } else if (strequal (key, "teamplay")) { cl.teamplay = atoi (value); Sbar_DMO_Init_f (hud_scoreboard_uid); // HUD setup, cl.teamplay changed } else if (strequal (key, "watervis")) { cl.watervis = atoi (value); } else if (strequal (key, "fpd")) { cl.fpd = atoi (value); } else if (strequal (key, "fbskins")) { cl.fbskins = atoi (value); // } else if (strequal (key, "*z_ext") { // cl.z_ext = atoi (value); // } else if (strequal (key, "pm_bunnyspeedcap") { // cl.bunnyspeedcap = atof (value); // } else if (strequal (key, "pm_slidefix") { // movevars.slidefix = atoi (value); // } else if (strequal (key, "pm_ktjump") { // movevars.ktjump = atof (value); // FIXME: need to set to 0.5 otherwise, outside of else structure } } static void CL_SetStat (int stat, int value) { if (stat < 0 || stat >= MAX_CL_STATS) Host_Error ("CL_SetStat: %i is invalid", stat); if (cls.demoplayback2) { cl.players[cls.lastto].stats[stat] = value; if (Cam_TrackNum () != cls.lastto) return; } Sbar_Changed (); switch (stat) { case STAT_ITEMS: Sbar_Changed (); break; case STAT_HEALTH: if (cl_player_health_e->func) GIB_Event_Callback (cl_player_health_e, 1, va ("%i", value)); if (value <= 0) Team_Dead (); break; } cl.stats[stat] = value; } static void CL_MuzzleFlash (void) { dlight_t *dl; int i; player_state_t *pl; vec3_t fv, rv, uv; i = MSG_ReadShort (net_message); if ((unsigned int) (i - 1) >= MAX_CLIENTS) return; pl = &cl.frames[parsecountmod].playerstate[i - 1]; dl = r_funcs->R_AllocDlight (i); if (!dl) return; if (i - 1 == cl.playernum) AngleVectors (cl.viewangles, fv, rv, uv); else AngleVectors (pl->viewangles, fv, rv, uv); VectorMultAdd (pl->pls.origin, 18, fv, dl->origin); dl->radius = 200 + (rand () & 31); dl->die = cl.time + 0.1; dl->minlight = 32; dl->color[0] = 0.2; dl->color[1] = 0.1; dl->color[2] = 0.05; dl->color[3] = 0.7; } #define SHOWNET(x) \ if (cl_shownet->int_val == 2) \ Sys_Printf ("%3i:%s\n", net_message->readcount - 1, x); int received_framecount; void CL_ParseServerMessage (void) { int cmd = 0, i, j; const char *str; static dstring_t *stuffbuf; received_framecount = host_framecount; cl.last_servermessage = realtime; CL_ClearProjectiles (); // if recording demos, copy the message out if (cl_shownet->int_val == 1) Sys_Printf ("%i ", net_message->message->cursize); else if (cl_shownet->int_val == 2) Sys_Printf ("------------------ %d\n", cls.netchan.incoming_acknowledged); CL_ParseClientdata (); // parse the message while (1) { if (net_message->badread) Host_Error ("CL_ParseServerMessage: Bad server message: %s\n", svc_strings[cmd]); cmd = MSG_ReadByte (net_message); if (cmd == -1) { net_message->readcount++; // so the EOM SHOWNET has the right // value SHOWNET ("END OF MESSAGE"); break; // end of message } SHOWNET (va ("%s(%d)", svc_strings[cmd], cmd)); // other commands switch (cmd) { default: Host_Error ("CL_ParseServerMessage: Illegible server " "message: %d\n", cmd); break; case svc_nop: break; case svc_disconnect: if (cls.state == ca_connected) Host_EndGame ("Server disconnected\n" "Server version may not be compatible"); else Host_EndGame ("Server disconnected\n"); case svc_updatestat: i = MSG_ReadByte (net_message); j = MSG_ReadByte (net_message); CL_SetStat (i, j); break; // svc_version // svc_setview case svc_sound: CL_ParseStartSoundPacket (); break; // svc_time case svc_print: { dstring_t *p = 0; i = MSG_ReadByte (net_message); str = MSG_ReadString (net_message); if (i == PRINT_CHAT) { if (!CL_Chat_Allow_Message (str)) break; // TODO: cl_nofake 2 -- accept fake messages from teammates if (cl_nofake->int_val) { char *c; p = dstring_strdup (str); for (c = p->str; *c; c++) { if (*c == '\r') *c = '#'; } str = p->str; } Con_SetOrMask (128); S_LocalSound ("misc/talk.wav"); if (cl_chat_e->func) GIB_Event_Callback (cl_chat_e, 1, str); Team_ParseChat (str); } Sys_Printf ("%s", str); if (p) dstring_delete (p); Con_SetOrMask (0); break; } case svc_stufftext: str = MSG_ReadString (net_message); if (str[strlen (str) - 1] == '\n') { if (stuffbuf && stuffbuf->str[0]) { Sys_MaskPrintf (SYS_DEV, "stufftext: %s%s\n", stuffbuf->str, str); Cbuf_AddText (cl_stbuf, stuffbuf->str); dstring_clearstr (stuffbuf); } else { Sys_MaskPrintf (SYS_DEV, "stufftext: %s\n", str); } Cbuf_AddText (cl_stbuf, str); } else { Sys_MaskPrintf (SYS_DEV, "partial stufftext: %s\n", str); if (!stuffbuf) stuffbuf = dstring_newstr (); dstring_appendstr (stuffbuf, str); } break; case svc_setangle: { vec_t *dest = cl.viewangles; vec3_t dummy; if (cls.demoplayback2) { j = MSG_ReadByte (net_message); // fixangle |= 1 << j; if (j != Cam_TrackNum ()) dest = dummy; } MSG_ReadAngleV (net_message, dest); break; } case svc_serverdata: // make sure any stuffed commands are done Cbuf_Execute_Stack (cl_stbuf); CL_ParseServerData (); // leave full screen intermission r_data->vid->recalc_refdef = true; break; case svc_lightstyle: i = MSG_ReadByte (net_message); if (i >= MAX_LIGHTSTYLES) Host_Error ("svc_lightstyle > MAX_LIGHTSTYLES"); strcpy (cl.lightstyle[i].map, MSG_ReadString (net_message)); cl.lightstyle[i].length = strlen (cl.lightstyle[i].map); if (cl.lightstyle[i].length) { int total = 0; cl.lightstyle[i].peak = 'a'; for (j = 0; j < cl.lightstyle[i].length; j++) { total += cl.lightstyle[i].map[j] - 'a'; cl.lightstyle[i].peak = max (cl.lightstyle[i].peak, cl.lightstyle[i].map[j]); } total /= cl.lightstyle[i].length; cl.lightstyle[i].average = total + 'a'; } else { cl.lightstyle[i].average = 'm'; cl.lightstyle[i].peak = 'm'; } break; // svc_updatename case svc_updatefrags: Sbar_Changed (); i = MSG_ReadByte (net_message); if (i >= MAX_CLIENTS) Host_Error ("CL_ParseServerMessage: svc_updatefrags > " "MAX_SCOREBOARD"); cl.players[i].frags = (short) MSG_ReadShort (net_message); break; // svc_clientdata case svc_stopsound: i = MSG_ReadShort (net_message); S_StopSound (i >> 3, i & 7); break; // svc_updatecolors // svc_particle case svc_damage: V_ParseDamage (); break; case svc_spawnstatic: CL_ParseStatic (); break; // svc_spawnbinary case svc_spawnbaseline: i = MSG_ReadShort (net_message); CL_ParseBaseline (&cl_baselines[i]); break; case svc_temp_entity: CL_ParseTEnt (); break; case svc_setpause: r_data->paused = cl.paused = MSG_ReadByte (net_message); if (cl.paused) CDAudio_Pause (); else CDAudio_Resume (); break; // svc_signonnum case svc_centerprint: str = MSG_ReadString (net_message); if (strcmp (str, centerprint->str)) { dstring_copystr (centerprint, str); //FIXME logging } Sbar_CenterPrint (str); break; case svc_killedmonster: cl.stats[STAT_MONSTERS]++; break; case svc_foundsecret: cl.stats[STAT_SECRETS]++; break; case svc_spawnstaticsound: CL_ParseStaticSound (); break; case svc_intermission: Sys_MaskPrintf (SYS_DEV, "svc_intermission\n"); cl.intermission = 1; r_data->force_fullscreen = 1; cl.completed_time = realtime; r_data->vid->recalc_refdef = true; // go to full screen Sys_MaskPrintf (SYS_DEV, "intermission simorg: "); MSG_ReadCoordV (net_message, cl.simorg); for (i = 0; i < 3; i++) Sys_MaskPrintf (SYS_DEV, "%f ", cl.simorg[i]); Sys_MaskPrintf (SYS_DEV, "\nintermission simangles: "); MSG_ReadAngleV (net_message, cl.simangles); for (i = 0; i < 3; i++) Sys_MaskPrintf (SYS_DEV, "%f ", cl.simangles[i]); Sys_MaskPrintf (SYS_DEV, "\n"); VectorZero (cl.simvel); // automatic fraglogging (by elmex) // XXX: Should this _really_ called here? if (!cls.demoplayback) Sbar_LogFrags (); break; case svc_finale: cl.intermission = 2; r_data->force_fullscreen = 1; cl.completed_time = realtime; r_data->vid->recalc_refdef = true; // go to full screen str = MSG_ReadString (net_message); if (strcmp (str, centerprint->str)) { dstring_copystr (centerprint, str); //FIXME logging } Sbar_CenterPrint (str); break; case svc_cdtrack: cl.cdtrack = MSG_ReadByte (net_message); CDAudio_Play ((byte) cl.cdtrack, true); break; case svc_sellscreen: Cmd_ExecuteString ("help", src_command); break; // svc_cutscene (same value as svc_smallkick) case svc_smallkick: cl.punchangle = -2; break; case svc_bigkick: cl.punchangle = -4; break; case svc_updateping: i = MSG_ReadByte (net_message); if (i >= MAX_CLIENTS) Host_Error ("CL_ParseServerMessage: svc_updateping > " "MAX_SCOREBOARD"); cl.players[i].ping = MSG_ReadShort (net_message); break; case svc_updateentertime: // time is sent over as seconds ago i = MSG_ReadByte (net_message); if (i >= MAX_CLIENTS) Host_Error ("CL_ParseServerMessage: svc_updateentertime " "> MAX_SCOREBOARD"); cl.players[i].entertime = realtime - MSG_ReadFloat (net_message); break; case svc_updatestatlong: i = MSG_ReadByte (net_message); j = MSG_ReadLong (net_message); CL_SetStat (i, j); break; case svc_muzzleflash: CL_MuzzleFlash (); break; case svc_updateuserinfo: CL_UpdateUserinfo (); break; case svc_download: CL_ParseDownload (); break; case svc_playerinfo: CL_ParsePlayerinfo (); break; case svc_nails: CL_ParseProjectiles (false); break; case svc_chokecount: // some preceding packets were choked i = MSG_ReadByte (net_message); for (j = 0; j < i; j++) cl.frames[(cls.netchan.incoming_acknowledged - 1 - j) & UPDATE_MASK].receivedtime = -2; break; case svc_modellist: CL_ParseModellist (); break; case svc_soundlist: CL_ParseSoundlist (); break; case svc_packetentities: CL_ParsePacketEntities (false); break; case svc_deltapacketentities: CL_ParsePacketEntities (true); break; case svc_maxspeed: movevars.maxspeed = MSG_ReadFloat (net_message); break; case svc_entgravity: movevars.entgravity = MSG_ReadFloat (net_message); break; case svc_setinfo: CL_SetInfo (); break; case svc_serverinfo: CL_ServerInfo (); break; case svc_updatepl: i = MSG_ReadByte (net_message); if (i >= MAX_CLIENTS) Host_Error ("CL_ParseServerMessage: svc_updatepl > " "MAX_SCOREBOARD"); cl.players[i].pl = MSG_ReadByte (net_message); break; case svc_nails2: // FIXME from qwex CL_ParseProjectiles (true); break; } } CL_SetSolidEntities (); }