SRB2/src/d_clisrv.h
MascaraSnake 7d69409cf7 Merge branch 'set-name-on-join' into 'master'
Set the player's name as soon as they enter the game

See merge request STJr/SRB2Internal!397
2019-10-25 15:38:21 -04:00

551 lines
14 KiB
C

// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2018 by Sonic Team Junior.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
// See the 'LICENSE' file for more details.
//-----------------------------------------------------------------------------
/// \file d_clisrv.h
/// \brief high level networking stuff
#ifndef __D_CLISRV__
#define __D_CLISRV__
#include "d_ticcmd.h"
#include "d_netcmd.h"
#include "d_net.h"
#include "tables.h"
#include "d_player.h"
// Network play related stuff.
// There is a data struct that stores network
// communication related stuff, and another
// one that defines the actual packets to
// be transmitted.
// Networking and tick handling related.
#define BACKUPTICS 32
#define MAXTEXTCMD 256
//
// Packet structure
//
typedef enum
{
PT_NOTHING, // To send a nop through the network. ^_~
PT_SERVERCFG, // Server config used in start game
// (must stay 1 for backwards compatibility).
// This is a positive response to a CLIENTJOIN request.
PT_CLIENTCMD, // Ticcmd of the client.
PT_CLIENTMIS, // Same as above with but saying resend from.
PT_CLIENT2CMD, // 2 cmds in the packet for splitscreen.
PT_CLIENT2MIS, // Same as above with but saying resend from
PT_NODEKEEPALIVE, // Same but without ticcmd and consistancy
PT_NODEKEEPALIVEMIS,
PT_SERVERTICS, // All cmds for the tic.
PT_SERVERREFUSE, // Server refuses joiner (reason inside).
PT_SERVERSHUTDOWN,
PT_CLIENTQUIT, // Client closes the connection.
PT_ASKINFO, // Anyone can ask info of the server.
PT_SERVERINFO, // Send game & server info (gamespy).
PT_PLAYERINFO, // Send information for players in game (gamespy).
PT_REQUESTFILE, // Client requests a file transfer
PT_ASKINFOVIAMS, // Packet from the MS requesting info be sent to new client.
// If this ID changes, update masterserver definition.
PT_RESYNCHEND, // Player is now resynched and is being requested to remake the gametic
PT_RESYNCHGET, // Player got resynch packet
// Add non-PT_CANFAIL packet types here to avoid breaking MS compatibility.
PT_CANFAIL, // This is kind of a priority. Anything bigger than CANFAIL
// allows HSendPacket(*, true, *, *) to return false.
// In addition, this packet can't occupy all the available slots.
PT_FILEFRAGMENT = PT_CANFAIL, // A part of a file.
PT_TEXTCMD, // Extra text commands from the client.
PT_TEXTCMD2, // Splitscreen text commands.
PT_CLIENTJOIN, // Client wants to join; used in start game.
PT_NODETIMEOUT, // Packet sent to self if the connection times out.
PT_RESYNCHING, // Packet sent to resync players.
// Blocks game advance until synched.
PT_LOGIN, // Login attempt from the client.
PT_PING, // Packet sent to tell clients the other client's latency to server.
NUMPACKETTYPE
} packettype_t;
#ifdef PACKETDROP
void Command_Drop(void);
void Command_Droprate(void);
#endif
#ifdef _DEBUG
void Command_Numnodes(void);
#endif
#if defined(_MSC_VER)
#pragma pack(1)
#endif
// Client to server packet
typedef struct
{
UINT8 client_tic;
UINT8 resendfrom;
INT16 consistancy;
ticcmd_t cmd;
} ATTRPACK clientcmd_pak;
// Splitscreen packet
// WARNING: must have the same format of clientcmd_pak, for more easy use
typedef struct
{
UINT8 client_tic;
UINT8 resendfrom;
INT16 consistancy;
ticcmd_t cmd, cmd2;
} ATTRPACK client2cmd_pak;
#ifdef _MSC_VER
#pragma warning(disable : 4200)
#endif
// Server to client packet
// this packet is too large
typedef struct
{
UINT8 starttic;
UINT8 numtics;
UINT8 numslots; // "Slots filled": Highest player number in use plus one.
ticcmd_t cmds[45]; // Normally [BACKUPTIC][MAXPLAYERS] but too large
} ATTRPACK servertics_pak;
// Sent to client when all consistency data
// for players has been restored
typedef struct
{
UINT32 randomseed;
// CTF flag stuff
SINT8 flagplayer[2];
INT32 flagloose[2];
INT32 flagflags[2];
fixed_t flagx[2];
fixed_t flagy[2];
fixed_t flagz[2];
UINT32 ingame; // Spectator bit for each player
UINT32 outofcoop; // outofcoop bit for each player
INT32 ctfteam[MAXPLAYERS]; // Which team? (can't be 1 bit, since in regular Match there are no teams)
// Resynch game scores and the like all at once
UINT32 score[MAXPLAYERS]; // Everyone's score
INT16 numboxes[MAXPLAYERS];
INT16 totalring[MAXPLAYERS];
tic_t realtime[MAXPLAYERS];
UINT8 laps[MAXPLAYERS];
} ATTRPACK resynchend_pak;
typedef struct
{
// Player stuff
UINT8 playernum;
// Do not send anything visual related.
// Only send data that we need to know for physics.
UINT8 playerstate; // playerstate_t
UINT32 pflags; // pflags_t
UINT8 panim; // panim_t
angle_t aiming;
INT32 currentweapon;
INT32 ringweapons;
UINT16 ammoremoval;
tic_t ammoremovaltimer;
INT32 ammoremovalweapon;
UINT16 powers[NUMPOWERS];
// Score is resynched in the confirm resync packet
INT16 rings;
INT16 spheres;
SINT8 lives;
SINT8 continues;
UINT8 scoreadd;
SINT8 xtralife;
SINT8 pity;
UINT8 skincolor;
INT32 skin;
UINT32 availabilities;
// Just in case Lua does something like
// modify these at runtime
fixed_t camerascale;
fixed_t shieldscale;
fixed_t normalspeed;
fixed_t runspeed;
UINT8 thrustfactor;
UINT8 accelstart;
UINT8 acceleration;
UINT8 charability;
UINT8 charability2;
UINT32 charflags;
UINT32 thokitem; // mobjtype_t
UINT32 spinitem; // mobjtype_t
UINT32 revitem; // mobjtype_t
UINT32 followitem; // mobjtype_t
fixed_t actionspd;
fixed_t mindash;
fixed_t maxdash;
fixed_t jumpfactor;
fixed_t playerheight;
fixed_t playerspinheight;
fixed_t speed;
UINT8 secondjump;
UINT8 fly1;
tic_t glidetime;
UINT8 climbing;
INT32 deadtimer;
tic_t exiting;
UINT8 homing;
tic_t dashmode;
tic_t skidtime;
fixed_t cmomx;
fixed_t cmomy;
fixed_t rmomx;
fixed_t rmomy;
INT32 weapondelay;
INT32 tossdelay;
INT16 starpostx;
INT16 starposty;
INT16 starpostz;
INT32 starpostnum;
tic_t starposttime;
angle_t starpostangle;
fixed_t starpostscale;
INT32 maxlink;
fixed_t dashspeed;
angle_t angle_pos;
angle_t old_angle_pos;
tic_t bumpertime;
INT32 flyangle;
tic_t drilltimer;
INT32 linkcount;
tic_t linktimer;
INT32 anotherflyangle;
tic_t nightstime;
INT32 drillmeter;
UINT8 drilldelay;
UINT8 bonustime;
UINT8 mare;
INT16 lastsidehit, lastlinehit;
tic_t losstime;
UINT8 timeshit;
INT32 onconveyor;
//player->mo stuff
UINT8 hasmo; // Boolean
INT32 health;
angle_t angle;
fixed_t x;
fixed_t y;
fixed_t z;
fixed_t momx;
fixed_t momy;
fixed_t momz;
fixed_t friction;
fixed_t movefactor;
spritenum_t sprite;
UINT32 frame;
UINT8 sprite2;
UINT16 anim_duration;
INT32 tics;
statenum_t statenum;
UINT32 flags;
UINT32 flags2;
UINT16 eflags;
fixed_t radius;
fixed_t height;
fixed_t scale;
fixed_t destscale;
fixed_t scalespeed;
} ATTRPACK resynch_pak;
typedef struct
{
UINT8 version; // Different versions don't work
UINT8 subversion; // Contains build version
// Server launch stuffs
UINT8 serverplayer;
UINT8 totalslotnum; // "Slots": highest player number in use plus one.
tic_t gametic;
UINT8 clientnode;
UINT8 gamestate;
// 0xFF == not in game; else player skin num
UINT8 playerskins[MAXPLAYERS];
UINT8 playercolor[MAXPLAYERS];
UINT32 playeravailabilities[MAXPLAYERS];
UINT8 gametype;
UINT8 modifiedgame;
SINT8 adminplayers[MAXPLAYERS]; // Needs to be signed
char server_context[8]; // Unique context id, generated at server startup.
UINT8 varlengthinputs[0]; // Playernames and netvars
} ATTRPACK serverconfig_pak;
typedef struct {
UINT8 fileid;
UINT32 position;
UINT16 size;
UINT8 data[0]; // Size is variable using hardware_MAXPACKETLENGTH
} ATTRPACK filetx_pak;
#ifdef _MSC_VER
#pragma warning(default : 4200)
#endif
typedef struct
{
UINT8 version; // Different versions don't work
UINT8 subversion; // Contains build version
UINT8 localplayers;
UINT8 mode;
char names[MAXSPLITSCREENPLAYERS][MAXPLAYERNAME];
} ATTRPACK clientconfig_pak;
#define MAXSERVERNAME 32
#define MAXFILENEEDED 915
// This packet is too large
typedef struct
{
UINT8 version;
UINT8 subversion;
UINT8 numberofplayer;
UINT8 maxplayer;
UINT8 gametype;
UINT8 modifiedgame;
UINT8 cheatsenabled;
UINT8 isdedicated;
UINT8 fileneedednum;
SINT8 adminplayer;
tic_t time;
tic_t leveltime;
char servername[MAXSERVERNAME];
char mapname[8];
char maptitle[33];
unsigned char mapmd5[16];
UINT8 actnum;
UINT8 iszone;
UINT8 fileneeded[MAXFILENEEDED]; // is filled with writexxx (byteptr.h)
} ATTRPACK serverinfo_pak;
typedef struct
{
char reason[255];
} ATTRPACK serverrefuse_pak;
typedef struct
{
UINT8 version;
tic_t time; // used for ping evaluation
} ATTRPACK askinfo_pak;
typedef struct
{
char clientaddr[22];
tic_t time; // used for ping evaluation
} ATTRPACK msaskinfo_pak;
// Shorter player information for external use.
typedef struct
{
UINT8 node;
char name[MAXPLAYERNAME+1];
UINT8 address[4]; // sending another string would run us up against MAXPACKETLENGTH
UINT8 team;
UINT8 skin;
UINT8 data; // Color is first four bits, hasflag, isit and issuper have one bit each, the last is unused.
UINT32 score;
UINT16 timeinserver; // In seconds.
} ATTRPACK plrinfo;
// Shortest player information for join during intermission.
typedef struct
{
char name[MAXPLAYERNAME+1];
UINT8 skin;
UINT8 color;
UINT32 pflags;
UINT32 score;
UINT8 ctfteam;
} ATTRPACK plrconfig;
//
// Network packet data
//
typedef struct
{
UINT32 checksum;
UINT8 ack; // If not zero the node asks for acknowledgement, the receiver must resend the ack
UINT8 ackreturn; // The return of the ack number
UINT8 packettype;
UINT8 reserved; // Padding
union
{
clientcmd_pak clientpak; // 144 bytes
client2cmd_pak client2pak; // 200 bytes
servertics_pak serverpak; // 132495 bytes (more around 360, no?)
serverconfig_pak servercfg; // 773 bytes
resynchend_pak resynchend; //
resynch_pak resynchpak; //
UINT8 resynchgot; //
UINT8 textcmd[MAXTEXTCMD+1]; // 66049 bytes (wut??? 64k??? More like 257 bytes...)
filetx_pak filetxpak; // 139 bytes
clientconfig_pak clientcfg; // 136 bytes
UINT8 md5sum[16];
serverinfo_pak serverinfo; // 1024 bytes
serverrefuse_pak serverrefuse; // 65025 bytes (somehow I feel like those values are garbage...)
askinfo_pak askinfo; // 61 bytes
msaskinfo_pak msaskinfo; // 22 bytes
plrinfo playerinfo[MAXPLAYERS]; // 1152 bytes (I'd say 36~38)
plrconfig playerconfig[MAXPLAYERS]; // (up to) 896 bytes (welp they ARE)
UINT32 pingtable[MAXPLAYERS]; // 128 bytes
} u; // This is needed to pack diff packet types data together
} ATTRPACK doomdata_t;
#if defined(_MSC_VER)
#pragma pack()
#endif
#define MAXSERVERLIST 64 // Depends only on the display
typedef struct
{
SINT8 node;
serverinfo_pak info;
} serverelem_t;
extern serverelem_t serverlist[MAXSERVERLIST];
extern UINT32 serverlistcount;
extern INT32 mapchangepending;
// Points inside doomcom
extern doomdata_t *netbuffer;
extern consvar_t cv_showjoinaddress;
extern consvar_t cv_playbackspeed;
#define BASEPACKETSIZE offsetof(doomdata_t, u)
#define FILETXHEADER offsetof(filetx_pak, data)
#define BASESERVERTICSSIZE offsetof(doomdata_t, u.serverpak.cmds[0])
#define KICK_MSG_GO_AWAY 1
#define KICK_MSG_CON_FAIL 2
#define KICK_MSG_PLAYER_QUIT 3
#define KICK_MSG_TIMEOUT 4
#define KICK_MSG_BANNED 5
#define KICK_MSG_PING_HIGH 6
#define KICK_MSG_CUSTOM_KICK 7
#define KICK_MSG_CUSTOM_BAN 8
typedef enum
{
KR_KICK = 1, //Kicked by server
KR_PINGLIMIT = 2, //Broke Ping Limit
KR_SYNCH = 3, //Synch Failure
KR_TIMEOUT = 4, //Connection Timeout
KR_BAN = 5, //Banned by server
KR_LEAVE = 6, //Quit the game
} kickreason_t;
extern boolean server;
#define client (!server)
extern boolean dedicated; // For dedicated server
extern UINT16 software_MAXPACKETLENGTH;
extern boolean acceptnewnode;
extern SINT8 servernode;
void Command_Ping_f(void);
extern tic_t connectiontimeout;
extern tic_t jointimeout;
extern UINT16 pingmeasurecount;
extern UINT32 realpingtable[MAXPLAYERS];
extern UINT32 playerpingtable[MAXPLAYERS];
extern consvar_t cv_joinnextround, cv_allownewplayer, cv_maxplayers, cv_resynchattempts, cv_blamecfail, cv_maxsend, cv_noticedownload, cv_downloadspeed;
// Used in d_net, the only dependence
tic_t ExpandTics(INT32 low);
void D_ClientServerInit(void);
// Initialise the other field
void RegisterNetXCmd(netxcmd_t id, void (*cmd_f)(UINT8 **p, INT32 playernum));
void SendNetXCmd(netxcmd_t id, const void *param, size_t nparam);
void SendNetXCmd2(netxcmd_t id, const void *param, size_t nparam); // splitsreen player
// Create any new ticcmds and broadcast to other players.
void NetUpdate(void);
void SV_StartSinglePlayerServer(void);
boolean SV_SpawnServer(void);
void SV_SpawnPlayer(INT32 playernum, INT32 x, INT32 y, angle_t angle);
void SV_StopServer(void);
void SV_ResetServer(void);
void CL_AddSplitscreenPlayer(void);
void CL_RemoveSplitscreenPlayer(void);
void CL_Reset(void);
void CL_ClearPlayer(INT32 playernum);
void CL_UpdateServerList(boolean internetsearch, INT32 room);
// Is there a game running
boolean Playing(void);
// Broadcasts special packets to other players
// to notify of game exit
void D_QuitNetGame(void);
//? How many ticks to run?
void TryRunTics(tic_t realtic);
// extra data for lmps
// these functions scare me. they contain magic.
/*boolean AddLmpExtradata(UINT8 **demo_p, INT32 playernum);
void ReadLmpExtraData(UINT8 **demo_pointer, INT32 playernum);*/
#ifndef NONET
// translate a playername in a player number return -1 if not found and
// print a error message in the console
SINT8 nametonum(const char *name);
#endif
extern char motd[254], server_context[8];
extern UINT8 playernode[MAXPLAYERS];
INT32 D_NumPlayers(void);
void D_ResetTiccmds(void);
tic_t GetLag(INT32 node);
UINT8 GetFreeXCmdSize(void);
void D_MD5PasswordPass(const UINT8 *buffer, size_t len, const char *salt, void *dest);
extern UINT8 hu_resynching;
extern UINT8 adminpassmd5[16];
extern boolean adminpasswordset;
#endif