mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-12-11 21:31:30 +00:00
c5aec15569
code cleanups and general performance work to be developed in relative peace. While cleaning up the networking code /is/ important, fixing QF's perfomance issues is of much higher priority.
589 lines
16 KiB
C
589 lines
16 KiB
C
/*
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server.h
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(description)
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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$Id$
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*/
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// server.h
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#ifndef _SERVER_H
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#define _SERVER_H
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#include <stdarg.h>
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#include "QF/gcc_attr.h"
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#include "QF/model.h"
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#include "QF/sizebuf.h"
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#include "QF/info.h"
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#include "QF/vfile.h"
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#include "host.h"
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#include "net.h"
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#include "protocol.h"
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#define QW_SERVER
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#define MAX_MASTERS 32 // max recipients for heartbeat packets
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#define MAX_SIGNON_BUFFERS 8
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typedef enum {
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ss_dead, // no map loaded
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ss_loading, // spawning level edicts
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ss_active // actively running
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} server_state_t;
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// some qc commands are only valid before the server has finished
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// initializing (precache commands, static sounds / objects, etc)
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typedef struct
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{
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qboolean active; // false when server is going down
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server_state_t state; // precache commands are only valid during load
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double time;
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int lastcheck; // used by PF_checkclient
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double lastchecktime; // for monster ai
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qboolean paused; // are we paused?
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//check player/eyes models for hacks
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unsigned int model_player_checksum;
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unsigned int eyes_player_checksum;
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char name[64]; // map name
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char modelname[MAX_QPATH]; // maps/<name>.bsp, for model_precache[0]
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struct model_s *worldmodel;
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const char *model_precache[MAX_MODELS]; // NULL terminated
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const char *sound_precache[MAX_SOUNDS]; // NULL terminated
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const char *lightstyles[MAX_LIGHTSTYLES];
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struct model_s *models[MAX_MODELS];
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int num_edicts; // increases towards MAX_EDICTS
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struct edict_s *edicts; // can NOT be array indexed, because
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// struct edict_s is variable sized, but can
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// be used to reference the world ent
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byte *pvs, *phs; // fully expanded and decompressed
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// added to every client's unreliable buffer each frame, then cleared
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sizebuf_t datagram;
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byte datagram_buf[MAX_DATAGRAM];
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// added to every client's reliable buffer each frame, then cleared
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sizebuf_t reliable_datagram;
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byte reliable_datagram_buf[MAX_MSGLEN];
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// the multicast buffer is used to send a message to a set of clients
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sizebuf_t multicast;
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byte multicast_buf[MAX_MSGLEN];
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// the master buffer is used for building log packets
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sizebuf_t master;
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byte master_buf[MAX_DATAGRAM];
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// the signon buffer will be sent to each client as they connect
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// includes the entity baselines, the static entities, etc
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// large levels will have >MAX_DATAGRAM sized signons, so
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// multiple signon messages are kept
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sizebuf_t signon;
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int num_signon_buffers;
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int signon_buffer_size[MAX_SIGNON_BUFFERS];
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byte signon_buffers[MAX_SIGNON_BUFFERS][MAX_DATAGRAM];
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} server_t;
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#define NUM_SPAWN_PARMS 16
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typedef enum
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{
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cs_free, // can be reused for a new connection
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cs_zombie, // client has been disconnected, but don't reuse
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// connection for a couple seconds
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cs_connected, // has been assigned to a client_t, but not in game yet
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cs_spawned // client is fully in game
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} sv_client_state_t;
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typedef struct
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{
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// received from client
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// reply
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double senttime;
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float ping_time;
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packet_entities_t entities;
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} client_frame_t;
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#define MAX_BACK_BUFFERS 8
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#define MAX_STUFFTEXT 512
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#define MAX_NAME 32
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typedef enum {
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ft_ban,
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ft_mute, // mute penalty save over disconnect
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ft_cuff, // cuff penatly save over disconnect
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} filtertype_t;
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typedef struct client_s
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{
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sv_client_state_t state;
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qboolean prespawned;
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qboolean spawned;
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int spectator; // non-interactive
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qboolean sendinfo; // at end of frame, send info to all
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// this prevents malicious multiple broadcasts
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float lastnametime; // time of last name change
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int lastnamecount; // time of last name change
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unsigned int checksum; // checksum for calcs
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qboolean drop; // lose this guy next opportunity
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int lossage; // loss percentage
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int userid; // identifying number
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struct info_s *userinfo; // infostring
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usercmd_t lastcmd; // for filling in big drops and partial predictions
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double localtime; // of last message
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int oldbuttons;
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float maxspeed; // localized maxspeed
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float entgravity; // localized ent gravity
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struct edict_s *edict; // EDICT_NUM(clientnum+1)
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char name[MAX_NAME]; // for printing to other people
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// extracted from userinfo
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int messagelevel; // for filtering printed messages
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// the datagram is written to after every frame, but only cleared
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// when it is sent out to the client. overflow is tolerated.
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sizebuf_t datagram;
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byte datagram_buf[MAX_DATAGRAM];
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// back buffers for client reliable data
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sizebuf_t backbuf;
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int num_backbuf;
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int backbuf_size[MAX_BACK_BUFFERS];
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byte backbuf_data[MAX_BACK_BUFFERS][MAX_MSGLEN];
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byte stufftext_buf[MAX_STUFFTEXT];
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double connection_started; // or time of disconnect for zombies
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qboolean send_message; // set on frames a datagram arived on
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// spawn parms are carried from level to level
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float spawn_parms[NUM_SPAWN_PARMS];
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// client known data for deltas
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int old_frags;
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int stats[MAX_CL_STATS];
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client_frame_t frames[UPDATE_BACKUP]; // updates can be deltad from here
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VFile *download; // file being downloaded
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int downloadsize; // total bytes
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int downloadcount; // bytes sent
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int spec_track; // entnum of player tracking
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double whensaid[10]; // JACK: For floodprots
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int whensaidhead; // Head value for floodprots
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double lockedtill;
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qboolean upgradewarn; // did we warn him?
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VFile *upload;
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char uploadfn[MAX_QPATH];
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netadr_t snap_from;
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qboolean remote_snap;
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//===== NETWORK ============
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int chokecount;
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int delta_sequence; // -1 = no compression
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netchan_t netchan;
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int msecs, msec_cheating;
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double last_check;
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double cuff_time;
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float stdver;
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} client_t;
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// a client can leave the server in one of four ways:
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// dropping properly by quiting or disconnecting
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// timing out if no valid messages are received for timeout->value seconds
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// getting kicked off by the server operator
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// a program error, like an overflowed reliable buffer
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extern qboolean rcon_from_user; // current command is a from a user
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//============================================================================
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#define STATFRAMES 100
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typedef struct
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{
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double active;
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double idle;
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int count;
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int packets;
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double latched_active;
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double latched_idle;
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int latched_packets;
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} svstats_t;
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// MAX_CHALLENGES is made large to prevent a denial
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// of service attack that could cycle all of them
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// out before legitimate users connected
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#define MAX_CHALLENGES 1024
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typedef struct
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{
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netadr_t adr;
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int challenge;
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int time;
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} challenge_t;
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typedef struct
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{
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int spawncount; // number of servers spawned since start,
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// used to check late spawns
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client_t clients[MAX_CLIENTS];
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int num_clients;
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int serverflags; // episode completion information
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double last_heartbeat;
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int heartbeat_sequence;
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svstats_t stats;
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info_t *info;
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// log messages are used so that fraglog processes can get stats
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int logsequence; // the message currently being filled
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double logtime; // time of last swap
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sizebuf_t log[2];
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byte log_buf[2][MAX_DATAGRAM];
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challenge_t challenges[MAX_CHALLENGES]; // to prevent invalid IPs from connecting
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} server_static_t;
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//=============================================================================
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// DoSflood protection
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//=============================================================================
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typedef struct
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{
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netadr_t adr;
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double issued;
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int floodcount;
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int cmdcount;
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double firstseen;
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} flood_t;
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typedef enum
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{
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FLOOD_PING,
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FLOOD_LOG,
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FLOOD_CONNECT,
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FLOOD_STATUS,
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FLOOD_RCON,
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FLOOD_BAN
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} flood_enum_t;
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#define DOSFLOODCMDS 6
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#define DOSFLOODIP 64 // remember latest 64 IP's for each cmd.
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//=============================================================================
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// edict->movetype values
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#define MOVETYPE_NONE 0 // never moves
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#define MOVETYPE_ANGLENOCLIP 1
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#define MOVETYPE_ANGLECLIP 2
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#define MOVETYPE_WALK 3 // gravity
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#define MOVETYPE_STEP 4 // gravity, special edge handling
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#define MOVETYPE_FLY 5
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#define MOVETYPE_TOSS 6 // gravity
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#define MOVETYPE_PUSH 7 // no clip to world, push and crush
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#define MOVETYPE_NOCLIP 8
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#define MOVETYPE_FLYMISSILE 9 // extra size to monsters
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#define MOVETYPE_BOUNCE 10
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#define MOVETYPE_PPUSH 13 // no clip to world, push and crush
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// edict->solid values
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#define SOLID_NOT 0 // no interaction with other objects
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#define SOLID_TRIGGER 1 // touch on edge, but not blocking
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#define SOLID_BBOX 2 // touch on edge, block
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#define SOLID_SLIDEBOX 3 // touch on edge, but not an onground
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#define SOLID_BSP 4 // bsp clip, touch on edge, block
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// edict->deadflag values
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#define DEAD_NO 0
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#define DEAD_DYING 1
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#define DEAD_DEAD 2
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#define DAMAGE_NO 0
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#define DAMAGE_YES 1
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#define DAMAGE_AIM 2
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// edict->flags
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#define FL_FLY 1
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#define FL_SWIM 2
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#define FL_GLIMPSE 4
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#define FL_CLIENT 8
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#define FL_INWATER 16
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#define FL_MONSTER 32
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#define FL_GODMODE 64
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#define FL_NOTARGET 128
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#define FL_ITEM 256
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#define FL_ONGROUND 512
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#define FL_PARTIALGROUND 1024 // not all corners are valid
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#define FL_WATERJUMP 2048 // player jumping out of water
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// entity effects
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//define EF_BRIGHTFIELD 1
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//define EF_MUZZLEFLASH 2
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#define EF_BRIGHTLIGHT 4
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#define EF_DIMLIGHT 8
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#define SPAWNFLAG_NOT_EASY 256
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#define SPAWNFLAG_NOT_MEDIUM 512
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#define SPAWNFLAG_NOT_HARD 1024
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#define SPAWNFLAG_NOT_DEATHMATCH 2048
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#define MULTICAST_ALL 0
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#define MULTICAST_PHS 1
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#define MULTICAST_PVS 2
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#define MULTICAST_ALL_R 3
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#define MULTICAST_PHS_R 4
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#define MULTICAST_PVS_R 5
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//============================================================================
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// FIXME: declare exported variables in their own relevant .h
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extern struct cvar_s *sv_hide_version_info;
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extern struct cvar_s *sv_highchars;
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extern struct cvar_s *sv_mintic, *sv_maxtic;
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extern struct cvar_s *sv_maxspeed;
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extern netadr_t master_adr[MAX_MASTERS]; // address of the master server
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extern struct cvar_s *spawn;
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extern struct cvar_s *teamplay;
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extern struct cvar_s *deathmatch;
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extern struct cvar_s *fraglimit;
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extern struct cvar_s *timelimit;
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extern server_static_t svs; // persistant server info
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extern struct info_s **svs_info;
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extern server_t sv; // local server
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extern client_t *host_client;
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extern struct edict_s *sv_player;
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extern char localmodels[MAX_MODELS][5]; // inline model names for precache
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extern struct info_s *localinfo;
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extern int host_hunklevel;
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extern VFile *sv_logfile;
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extern VFile *sv_fraglogfile;
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extern double sv_frametime;
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extern double realtime;
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extern struct progs_s sv_pr_state;
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extern const char *client_info_filters[];
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//===========================================================
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// FIXME: declare exported functions in their own relevant .h
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void SV_Error (const char *error, ...) __attribute__((format(printf,1,2)));
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void SV_Init (void);
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void SV_Progs_Init (void);
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void SV_Progs_Init_Cvars (void);
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void SV_PR_Cmds_Init (void);
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void SV_LoadProgs (void);
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void Con_Printf (const char *fmt, ...) __attribute__((format(printf,1,2)));
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void Con_DPrintf (const char *fmt, ...) __attribute__((format(printf,1,2)));
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//
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// sv_main.c
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//
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void SV_SavePenaltyFilter (client_t *cl, filtertype_t type, double pentime);
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double SV_RestorePenaltyFilter (client_t *cl, filtertype_t type);
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void SV_Shutdown (void);
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void SV_Frame (float time);
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void SV_FinalMessage (const char *message);
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void SV_DropClient (client_t *drop);
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int SV_CalcPing (client_t *cl);
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void SV_FullClientUpdate (client_t *client, sizebuf_t *buf);
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int SV_ModelIndex (const char *name);
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qboolean SV_CheckBottom (struct edict_s *ent);
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qboolean SV_movestep (struct edict_s *ent, vec3_t move, qboolean relink);
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void SV_WriteClientdataToMessage (client_t *client, sizebuf_t *msg);
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struct progs_s;
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void SV_MoveToGoal (struct progs_s *pr);
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void SV_SaveSpawnparms (void);
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void SV_Physics_Client (struct edict_s *ent);
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void SV_ExecuteUserCommand (const char *s);
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void SV_InitOperatorCommands (void);
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void SV_SendServerinfo (client_t *client);
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void SV_ExtractFromUserinfo (client_t *cl);
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void Master_Heartbeat (void);
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void Master_Packet (void);
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//
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// sv_init.c
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//
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void SV_SpawnServer (const char *server);
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void SV_FlushSignon (void);
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//
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// sv_phys.c
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//
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void SV_ProgStartFrame (void);
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void SV_Physics (void);
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void SV_CheckVelocity (struct edict_s *ent);
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void SV_AddGravity (struct edict_s *ent, float scale);
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qboolean SV_RunThink (struct edict_s *ent);
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void SV_Physics_Toss (struct edict_s *ent);
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void SV_RunNewmis (void);
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void SV_Impact (struct edict_s *e1, struct edict_s *e2);
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void SV_SetMoveVars(void);
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//
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// sv_send.c
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//
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void SV_Print (const char *fmt, va_list args);
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void SV_Printf (const char *fmt, ...) __attribute__((format(printf,1,2)));
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void SV_SendClientMessages (void);
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void SV_Multicast (vec3_t origin, int to);
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void SV_StartSound (struct edict_s *entity, int channel, const char *sample,
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int volume, float attenuation);
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void SV_ClientPrintf (client_t *cl, int level, const char *fmt, ...) __attribute__((format(printf,3,4)));
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void SV_BroadcastPrintf (int level, const char *fmt, ...) __attribute__((format(printf,2,3)));
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void SV_BroadcastCommand (const char *fmt, ...) __attribute__((format(printf,1,2)));
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void SV_SendMessagesToAll (void);
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void SV_FindModelNumbers (void);
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//
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// sv_user.c
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//
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void SV_ExecuteClientMessage (client_t *cl);
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void SV_UserInit (void);
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void SV_TogglePause (const char *msg);
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//
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// svonly.c
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//
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typedef enum {RD_NONE, RD_CLIENT, RD_PACKET} redirect_t;
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void SV_BeginRedirect (redirect_t rd);
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void SV_EndRedirect (void);
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extern redirect_t sv_redirected;
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//
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// sv_ccmds.c
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//
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void SV_Status_f (void);
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//
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// sv_ents.c
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//
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void SV_WriteEntitiesToClient (client_t *client, sizebuf_t *msg);
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//
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// sv_nchan.c
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//
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void ClientReliableCheckBlock(client_t *cl, int maxsize);
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void ClientReliable_FinishWrite(client_t *cl);
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void ClientReliableWrite_Begin(client_t *cl, int c, int maxsize);
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void ClientReliableWrite_Angle(client_t *cl, float f);
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void ClientReliableWrite_Angle16(client_t *cl, float f);
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void ClientReliableWrite_Byte(client_t *cl, int c);
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void ClientReliableWrite_Char(client_t *cl, int c);
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void ClientReliableWrite_Float(client_t *cl, float f);
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void ClientReliableWrite_Coord(client_t *cl, float f);
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void ClientReliableWrite_Long(client_t *cl, int c);
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void ClientReliableWrite_Short(client_t *cl, int c);
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void ClientReliableWrite_String(client_t *cl, const char *s);
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void ClientReliableWrite_SZ(client_t *cl, void *data, int len);
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void Cvar_Info (struct cvar_s *var);
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extern struct cvar_s *sv_timekick;
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extern struct cvar_s *sv_timekick_fuzz;
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extern struct cvar_s *sv_timekick_interval;
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extern struct cvar_s *sv_maxrate;
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extern struct cvar_s *sv_timestamps;
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extern struct cvar_s *sv_timefmt;
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extern struct cvar_s *sv_phs;
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extern struct cvar_s *sv_maxvelocity;
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extern struct cvar_s *sv_gravity;
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extern struct cvar_s *sv_aim;
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extern struct cvar_s *sv_stopspeed;
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extern struct cvar_s *sv_spectatormaxspeed;
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extern struct cvar_s *sv_accelerate;
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extern struct cvar_s *sv_airaccelerate;
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extern struct cvar_s *sv_wateraccelerate;
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extern struct cvar_s *sv_friction;
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extern struct cvar_s *sv_waterfriction;
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extern struct cvar_s *pr_double_remove;
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extern struct cvar_s *allow_download;
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extern struct cvar_s *allow_download_skins;
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extern struct cvar_s *allow_download_models;
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extern struct cvar_s *allow_download_sounds;
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extern struct cvar_s *allow_download_maps;
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extern int fp_messages;
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extern int fp_persecond;
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extern int fp_secondsdead;
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extern struct cvar_s *pausable;
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extern struct cvar_s *nouse;
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extern char fp_msg[255];
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extern int sv_nailmodel, sv_supernailmodel, sv_playermodel;
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extern int con_printf_no_log;
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#endif // _SERVER_H
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