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254 lines
7.2 KiB
C
254 lines
7.2 KiB
C
//-------------------------------------------------------------------------
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/*
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Copyright (C) 2010 EDuke32 developers and contributors
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This file is part of EDuke32.
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EDuke32 is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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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 the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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//-------------------------------------------------------------------------
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#ifndef __netplay_h__
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#define __netplay_h__
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#include "enet/enet.h"
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#define NET_REVISIONS 64
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enum netchan_t
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{
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CHAN_MOVE, // unreliable movement packets
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CHAN_GAMESTATE, // gamestate changes... frags, respawns, player names, etc
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CHAN_SYNC, // client join sync packets
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CHAN_CHAT, // chat and RTS
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CHAN_MISC, // whatever else
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CHAN_MAX
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};
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enum DukePacket_t
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{
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PACKET_MASTER_TO_SLAVE,
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PACKET_SLAVE_TO_MASTER,
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PACKET_NUM_PLAYERS,
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PACKET_PLAYER_INDEX,
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PACKET_PLAYER_DISCONNECTED,
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PACKET_PLAYER_SPAWN,
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PACKET_FRAG,
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PACKET_REQUEST_GAMESTATE,
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PACKET_VERSION,
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PACKET_AUTH,
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PACKET_PLAYER_PING,
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PACKET_PLAYER_READY,
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PACKET_MAP_STREAM,
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// any packet with an ID higher than PACKET_BROADCAST is rebroadcast by server
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// so hacked clients can't create fake server packets and get the server to
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// send them to everyone
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// newer versions of the netcode also make this determination based on which
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// channel the packet was broadcast on
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PACKET_BROADCAST,
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PACKET_NEW_GAME,
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PACKET_RTS,
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PACKET_CLIENT_INFO,
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PACKET_MESSAGE,
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PACKET_USER_MAP,
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PACKET_MAP_VOTE,
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PACKET_MAP_VOTE_INITIATE,
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PACKET_MAP_VOTE_CANCEL,
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};
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enum netdisconnect_t
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{
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DISC_BAD_PASSWORD = 1,
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DISC_KICKED,
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DISC_BANNED
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};
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enum netmode_t
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{
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NET_CLIENT = 0,
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NET_SERVER,
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NET_DEDICATED_CLIENT, // client on dedicated server
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NET_DEDICATED_SERVER
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};
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#pragma pack(push,1)
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typedef struct {
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uint32_t revision;
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int32_t animategoal[MAXANIMATES], animatevel[MAXANIMATES], g_animateCount;
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int32_t animateptr[MAXANIMATES];
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int32_t msx[2048], msy[2048];
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int32_t randomseed, g_globalRandom;
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int16_t SpriteDeletionQueue[1024],g_spriteDeleteQueuePos;
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int16_t animatesect[MAXANIMATES];
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int16_t cyclers[MAXCYCLERS][6];
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int16_t g_mirrorWall[64], g_mirrorSector[64], g_mirrorCount;
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int16_t g_numAnimWalls;
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int16_t g_numCyclers;
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int16_t headspritesect[MAXSECTORS+1];
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int16_t headspritestat[MAXSTATUS+1];
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int16_t nextspritesect[MAXSPRITES];
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int16_t nextspritestat[MAXSPRITES];
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int16_t numsectors;
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int16_t numwalls;
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int16_t prevspritesect[MAXSPRITES];
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int16_t prevspritestat[MAXSPRITES];
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uint8_t g_earthquakeTime;
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int8_t g_numPlayerSprites;
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uint8_t scriptptrs[MAXSPRITES];
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netactor_t actor[MAXSPRITES];
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playerspawn_t g_playerSpawnPoints[MAXPLAYERS];
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animwalltype animwall[MAXANIMWALLS];
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sectortype sector[MAXSECTORS];
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spriteext_t spriteext[MAXSPRITES];
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spritetype sprite[MAXSPRITES];
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walltype wall[MAXWALLS];
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uint32_t crc;
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} netmapstate_t;
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extern netmapstate_t *g_multiMapState[MAXPLAYERS];
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extern netmapstate_t *g_multiMapRevisions[NET_REVISIONS];
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#pragma pack(pop)
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extern uint32_t g_netMapRevision;
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extern ENetHost *g_netClient;
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extern ENetHost *g_netServer;
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extern ENetPeer *g_netClientPeer;
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extern char g_netPassword[32];
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extern int32_t g_netDisconnect;
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extern int32_t g_netPlayersWaiting;
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extern enet_uint16 g_netPort;
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extern int32_t g_networkMode;
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extern int32_t lastsectupdate[MAXSECTORS];
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extern int32_t lastupdate[MAXSPRITES];
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extern int32_t lastwallupdate[MAXWALLS];
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extern int16_t g_netStatnums[10];
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#pragma pack(push,1)
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typedef struct {
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vec3_t pos;
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vec3_t opos;
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vec3_t vel;
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int16_t ang;
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int16_t horiz;
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int16_t horizoff;
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int16_t ping;
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int16_t playerindex;
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int16_t deadflag;
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int16_t playerquitflag;
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} playerupdate_t;
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#pragma pack(pop)
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#pragma pack(push,1)
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typedef struct {
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int8_t header;
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int8_t connection;
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int8_t level_number;
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int8_t volume_number;
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int8_t player_skill;
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int8_t monsters_off;
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int8_t respawn_monsters;
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int8_t respawn_items;
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int8_t respawn_inventory;
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int8_t marker;
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int8_t ffire;
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int8_t noexits;
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int8_t coop;
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} newgame_t;
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#pragma pack(pop)
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extern newgame_t pendingnewgame;
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// Connect/Disconnect
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void Net_Connect(const char *srvaddr);
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void Net_Disconnect(void);
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void Net_ReceiveDisconnect(ENetEvent *event);
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// Packet Handlers
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void Net_GetPackets(void);
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void Net_HandleServerPackets(void);
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void Net_HandleClientPackets(void);
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void Net_ParseClientPacket(ENetEvent *event);
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void Net_ParseServerPacket(ENetEvent *event);
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void Net_ParsePacketCommon(uint8_t *pbuf, int32_t packbufleng, int32_t serverpacketp);
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void Net_SendVersion(ENetPeer *client);
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void Net_RecieveVersion(uint8_t *pbuf, int32_t packbufleng);
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void Net_SendChallenge();
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void Net_RecieveChallenge(uint8_t *pbuf, int32_t packbufleng, ENetEvent *event);
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void Net_SendNewPlayer(int32_t newplayerindex);
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void Net_RecieveNewPlayer(uint8_t *pbuf, int32_t packbufleng);
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void Net_SendPlayerIndex(int32_t index, ENetPeer *peer);
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void Net_RecievePlayerIndex(uint8_t *pbuf, int32_t packbufleng);
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void Net_SendClientInfo(void);
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void Net_ReceiveClientInfo(uint8_t *pbuf, int32_t packbufleng, int32_t fromserver);
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void Net_SendUserMapName(void);
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void Net_ReceiveUserMapName(uint8_t *pbuf, int32_t packbufleng);
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void Net_SendClientSync(ENetEvent *event, int32_t player);
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void Net_ReceiveClientSync(ENetEvent *event);
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void Net_SendMapUpdate(void);
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void Net_ReceiveMapUpdate(uint8_t *pbuf, int32_t packbufleng);
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void Net_FillPlayerUpdate(playerupdate_t *update, int32_t player);
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void Net_ExtractPlayerUpdate(playerupdate_t *update);
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void Net_SendServerUpdates(void);
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void Net_ReceiveServerUpdate(ENetEvent *event);
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void Net_SendClientUpdate(void);
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void Net_ReceiveClientUpdate(ENetEvent *event);
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void Net_SendMessage(void);
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void Net_ReceiveMessage(uint8_t *pbuf, int32_t packbufleng);
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void Net_StartNewGame();
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void Net_SendNewGame(int32_t frommenu, ENetPeer *peer);
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void Net_ReceiveNewGame(ENetEvent *event);
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void Net_FillNewGame(newgame_t* newgame, int32_t frommenu);
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void Net_ExtractNewGame(newgame_t* newgame, int32_t menuonly);
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void Net_SendMapVoteInitiate(void);
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void Net_RecieveMapVoteInitiate(uint8_t *pbuf);
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void Net_SendMapVote(int32_t votefor);
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void Net_RecieveMapVote(uint8_t *pbuf);
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void Net_CheckForEnoughVotes();
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void Net_SendMapVoteCancel(int32_t failed);
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void Net_RecieveMapVoteCancel(uint8_t *pbuf);
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//////////
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void Net_ResetPrediction(void);
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void Net_RestoreMapState(netmapstate_t *save);
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void Net_SyncPlayer(ENetEvent *event);
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void Net_WaitForServer(void);
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void faketimerhandler(void);
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#endif // __netplay_h__
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