add IPv4 multicasting support
[btb/d2x.git] / main / network.c
1 /* $Id: network.c,v 1.23 2003-10-12 09:30:02 btb Exp $ */
2 /*
3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
4 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
7 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
9 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
13 */
14
15 /*
16  *
17  * Routines for managing network play.
18  *
19  */
20
21 #ifdef HAVE_CONFIG_H
22 #include <conf.h>
23 #endif
24
25 #ifdef RCS
26 static char rcsid[] = "$Id: network.c,v 1.23 2003-10-12 09:30:02 btb Exp $";
27 #endif
28
29 #define PATCH12
30
31 #include <stdio.h>
32 #include <string.h>
33 #include <stdlib.h>
34
35 #include "pstypes.h"
36 #include "strutil.h"
37 #include "args.h"
38 #include "timer.h"
39 #include "mono.h"
40 #include "ipx.h"
41 #include "newmenu.h"
42 #include "key.h"
43 #include "gauges.h"
44 #include "object.h"
45 #include "error.h"
46 #include "laser.h"
47 #include "gamesave.h"
48 #include "gamemine.h"
49 #include "player.h"
50 #include "gameseq.h"
51 #include "fireball.h"
52 #include "network.h"
53 #include "game.h"
54 #include "multi.h"
55 #include "endlevel.h"
56 #include "palette.h"
57 #include "cntrlcen.h"
58 #include "powerup.h"
59 #include "menu.h"
60 #include "sounds.h"
61 #include "text.h"
62 #include "kmatrix.h"
63 #include "newdemo.h"
64 #include "multibot.h"
65 #include "wall.h"
66 #include "bm.h"
67 #include "effects.h"
68 #include "physics.h"
69 #include "switch.h"
70 #include "automap.h"
71 #include "byteswap.h"
72 #include "netmisc.h"
73 #include "kconfig.h"
74 #include "playsave.h"
75 #include "cfile.h"
76
77 #ifdef MACINTOSH
78 #include <Events.h>
79 #include <Errors.h>     // for appletalk networking errors
80 #include "appltalk.h"
81 #endif
82
83 #define LHX(x)          ((x)*(MenuHires?2:1))
84 #define LHY(y)          ((y)*(MenuHires?2.4:1))
85
86 /* the following are the possible packet identificators.
87  * they are stored in the "type" field of the packet structs.
88  * they are offset 4 bytes from the beginning of the raw IPX data
89  * because of the "driver's" ipx_packetnum (see linuxnet.c).
90  */
91 #define PID_LITE_INFO       43 // 0x2B lite game info
92 #define PID_SEND_ALL_GAMEINFO 44 // 0x2C plz send more than lite only
93 #define PID_PLAYERSINFO     45 // 0x2D here's my name & personal data
94 #define PID_REQUEST         46 // 0x2E may i join, plz send sync
95 #define PID_SYNC            47 // 0x2F master says: enter mine now!
96 #define PID_PDATA           48 // 0x30
97 #define PID_ADDPLAYER       49
98
99 #define PID_DUMP            51 // 0x33 you can't join this game
100 #define PID_ENDLEVEL        52
101
102 #define PID_QUIT_JOINING    54
103 #define PID_OBJECT_DATA     55 // array of bots, players, powerups, ...
104 #define PID_GAME_LIST       56 // 0x38 give me the list of your games
105 #define PID_GAME_INFO       57 // 0x39 here's a game i've started
106 #define PID_PING_SEND       58
107 #define PID_PING_RETURN     59
108 #define PID_GAME_UPDATE     60 // inform about new player/team change
109 #define PID_ENDLEVEL_SHORT  61
110 #define PID_NAKED_PDATA     62
111 #define PID_GAME_PLAYERS    63
112 #define PID_NAMES_RETURN    64 // 0x40
113
114
115 #define NETGAME_ANARCHY         0
116 #define NETGAME_TEAM_ANARCHY    1
117 #define NETGAME_ROBOT_ANARCHY   2
118 #define NETGAME_COOPERATIVE     3
119 #define NETGAME_CAPTURE_FLAG    4
120 #define NETGAME_HOARD           5
121 #define NETGAME_TEAM_HOARD      6
122
123 /* The following are values for NetSecurityFlag */
124 #define NETSECURITY_OFF                 0
125 #define NETSECURITY_WAIT_FOR_PLAYERS    1
126 #define NETSECURITY_WAIT_FOR_GAMEINFO   2
127 #define NETSECURITY_WAIT_FOR_SYNC       3
128 /* The NetSecurityNum and the "Security" field of the network structs
129  * identifies a netgame. It is a random number chosen by the network master
130  * (the one that did "start netgame").
131  */
132
133 // MWA -- these structures are aligned -- please save me sanity and
134 // headaches by keeping alignment if these are changed!!!!  Contact
135 // me for info.
136
137 typedef struct endlevel_info {
138         ubyte                               type;
139         ubyte                               player_num;
140         sbyte                               connected;
141         ubyte                               seconds_left;
142         short                              kill_matrix[MAX_PLAYERS][MAX_PLAYERS];
143         short                               kills;
144         short                               killed;
145 } endlevel_info;
146
147 typedef struct endlevel_info_short {
148         ubyte                               type;
149         ubyte                               player_num;
150         sbyte                               connected;
151         ubyte                               seconds_left;
152 } endlevel_info_short;
153
154 // WARNING!!! This is the top part of netgame_info...if that struct changes,
155 //      this struct much change as well.  ie...they are aligned and the join system will
156 // not work without it.
157
158 // MWA  if this structure changes -- please make appropriate changes to receive_netgame_info
159 // code for macintosh in netmisc.c
160
161 typedef struct lite_info {
162         ubyte                           type;
163         int                             Security;
164         char                            game_name[NETGAME_NAME_LEN+1];
165         char                            mission_title[MISSION_NAME_LEN+1];
166         char                            mission_name[9];
167         int                             levelnum;
168         ubyte                           gamemode;
169         ubyte                           RefusePlayers;
170         ubyte                           difficulty;
171         ubyte                           game_status;
172         ubyte                           numplayers;
173         ubyte                           max_numplayers;
174         ubyte                           numconnected;
175         ubyte                           game_flags;
176         ubyte                           protocol_version;
177         ubyte                           version_major;
178         ubyte                           version_minor;
179         ubyte                           team_vector;
180 } __pack__ lite_info;
181
182 // IF YOU CHANGE THE SIZE OF ANY OF THE FOLLOWING STRUCTURES
183 // MAKE THE MACINTOSH DEFINES BE THE SAME SIZE AS THE PC OR
184 // I WILL HAVE TO HURT YOU VERY BADLY!!!  -- MWA
185
186 #ifdef MACINTOSH
187 #define NETGAME_INFO_SIZE       ( Network_game_type == IPX_GAME?355:sizeof(netgame_info) )
188 #define ALLNETPLAYERSINFO_SIZE  ( Network_game_type == IPX_GAME?317:sizeof(AllNetPlayers_info) )
189 #define LITE_INFO_SIZE          ( Network_game_type == IPX_GAME?72:sizeof(lite_info) )
190 #define SEQUENCE_PACKET_SIZE    ( Network_game_type == IPX_GAME?34:sizeof(sequence_packet) )
191 #define FRAME_INFO_SIZE         ( Network_game_type == IPX_GAME?541:sizeof(frame_info) )
192 #define IPX_SHORT_INFO_SIZE     ( 490 )
193 #else
194 #define NETGAME_INFO_SIZE       sizeof(netgame_info)
195 #define ALLNETPLAYERSINFO_SIZE  sizeof(AllNetPlayers_info)
196 #define LITE_INFO_SIZE          sizeof(lite_info)
197 #define SEQUENCE_PACKET_SIZE    sizeof(sequence_packet)
198 #define FRAME_INFO_SIZE         sizeof(frame_info)
199 #define IPX_SHORT_INFO_SIZE     sizeof(short_frame_info)
200 #endif
201
202 #define MAX_ACTIVE_NETGAMES     12
203
204 netgame_info Active_games[MAX_ACTIVE_NETGAMES];
205 AllNetPlayers_info ActiveNetPlayers[MAX_ACTIVE_NETGAMES];
206 AllNetPlayers_info *TempPlayersInfo,TempPlayersBase;
207 int NamesInfoSecurity=-1;
208
209 // MWAnetgame_info *TempNetInfo; 
210 netgame_info TempNetInfo;
211
212 extern void multi_send_drop_marker (int player,vms_vector position,char messagenum,char text[]);
213 extern void multi_send_kill_goal_counts();
214 extern int newmenu_dotiny( char * title, char * subtitle, int nitems, newmenu_item * item, void (*subfunction)(int nitems,newmenu_item * items, int * last_key, int citem) );
215
216 void network_process_naked_pdata (char *,int);
217 extern void multi_send_robot_controls(char);
218
219 void network_flush();
220 void network_listen();
221 void network_update_netgame();
222 void network_check_for_old_version(char pnum);
223 void network_send_objects();
224 void network_send_rejoin_sync(int player_num);
225 void network_send_game_info(sequence_packet *their);
226 void network_send_endlevel_short_sub(int from_player_num, int to_player);
227 void network_read_sync_packet(netgame_info * sp, int rsinit);
228 int  network_wait_for_playerinfo();
229 void network_process_pdata(char *data);
230 void network_read_object_packet(ubyte *data );
231 void network_read_endlevel_packet(ubyte *data );
232 void network_read_endlevel_short_packet(ubyte *data );
233 void network_ping(ubyte flat, int pnum);
234 void network_handle_ping_return(ubyte pnum);
235 void network_process_names_return(char *data);
236 void network_send_player_names(sequence_packet *their);
237 int  network_choose_connect();
238 void network_more_game_options();
239 void network_count_powerups_in_mine();
240 int  network_wait_for_all_info(int choice);
241 void network_AdjustMaxDataSize();
242 void network_do_big_wait(int choice);
243 void network_send_extras();
244 void network_read_pdata_packet(frame_info *pd);
245 void network_read_pdata_short_packet(short_frame_info *pd);
246
247 void ClipRank(signed char *rank);
248 void DoRefuseStuff(sequence_packet *their);
249 int  GetNewPlayerNumber(sequence_packet *their);
250 void SetAllAllowablesTo(int on);
251
252 int num_active_games = 0;
253 int PacketsPerSec=10;
254 int MaxXDataSize=NET_XDATA_SIZE;
255
256 int     Netlife_kills=0, Netlife_killed=0;
257
258 int     Network_debug=0;
259 int     Network_active=0;
260
261 int     Network_status = 0;
262 int     Network_games_changed = 0;
263
264 int     Network_socket = 0;
265 int     Network_allow_socket_changes = 1;
266
267 int     NetSecurityFlag=NETSECURITY_OFF;
268 int     NetSecurityNum=0;
269 int     Network_sending_extras=0;
270 int     VerifyPlayerJoined=-1;
271 int     Player_joining_extras=-1;  // This is so we know who to send 'latecomer' packets to.
272                                                                                           // We could just send updates to everyone but that kills the sender!   
273
274 // For rejoin object syncing
275
276 int     Network_rejoined = 0;       // Did WE rejoin this game?
277 int     Network_new_game = 0;            // Is this the first level of a new game?
278 int     Network_send_objects = 0;  // Are we in the process of sending objects to a player?
279 int     Network_send_objnum = -1;   // What object are we sending next?
280 int     Network_player_added = 0;   // Is this a new player or a returning player?
281 int     Network_send_object_mode = 0; // What type of objects are we sending, static or dynamic?
282 sequence_packet Network_player_rejoining; // Who is rejoining now?
283
284 fix     LastPacketTime[MAX_PLAYERS]; // For timeouts of idle/crashed players
285
286 int     PacketUrgent = 0;
287 int     NetGameType=0;
288 int     TotalMissedPackets=0,TotalPacketsGot=0;
289
290 frame_info      MySyncPack,UrgentSyncPack;
291 ubyte           MySyncPackInitialized = 0;              // Set to 1 if the MySyncPack is zeroed.
292 ushort          my_segments_checksum = 0;
293
294 sequence_packet My_Seq;
295 char WantPlayersInfo=0;
296 char WaitingForPlayerInfo=0;
297
298 char *RankStrings[]={"(unpatched) ","Cadet ","Ensign ","Lieutenant ","Lt.Commander ",
299                      "Commander ","Captain ","Vice Admiral ","Admiral ","Demigod "};
300
301 extern obj_position Player_init[MAX_PLAYERS];
302
303 extern int force_cockpit_redraw;
304
305 // reasons for a packet with type PID_DUMP
306 #define DUMP_CLOSED     0 // no new players allowed after game started
307 #define DUMP_FULL       1 // player cound maxed out
308 #define DUMP_ENDLEVEL   2
309 #define DUMP_DORK       3
310 #define DUMP_ABORTED    4
311 #define DUMP_CONNECTED  5 // never used
312 #define DUMP_LEVEL      6
313 #define DUMP_KICKED     7 // never used
314
315 extern ubyte Version_major,Version_minor;
316 extern ubyte SurfingNet;
317 extern char MaxPowerupsAllowed[MAX_POWERUP_TYPES];
318 extern char PowerupsInMine[MAX_POWERUP_TYPES];
319
320 extern void multi_send_stolen_items();
321
322 int network_wait_for_snyc();
323 extern void multi_send_wall_status (int,ubyte,ubyte,ubyte);
324 extern void multi_send_wall_status_specific (int,int,ubyte,ubyte,ubyte);
325
326 extern void game_disable_cheats();
327
328 char IWasKicked=0;
329 #ifdef NETPROFILING
330 FILE *SendLogFile,*RecieveLogFile;
331 int TTSent[100],TTRecv[100];
332 #endif
333
334 extern int Final_boss_is_dead;
335
336 // following is network stuff for appletalk
337
338 void network_dump_appletalk_player(ubyte node, ushort net, ubyte socket, int why);
339
340 #define NETWORK_OEM 0x10
341
342 #ifdef MACINTOSH
343
344 int Network_game_type;                                  // used to tell IPX vs. appletalk games
345
346 #define MAX_ZONES               255
347 #define MAX_ZONE_LENGTH         33
348 #define DEFAULT_ZONE_NAME       "\p*"
349 #define MAX_REGISTER_TRIES      5                                       // maximum time we will try and register a netgame
350 char Network_zone_name[MAX_ZONE_LENGTH];                // zone name game being played in for appletalk
351 char Zone_names[MAX_ZONES][MAX_ZONE_LENGTH];    // total list of zones that we can see
352 ubyte appletalk_use_broadcast = 0;
353 ubyte Network_game_validated = 0;               // validates a game before being able to join
354 ubyte Network_game_validate_choice = 0;
355 ubyte Network_appletalk_type = 0;               // type of appletalk network game is being played on
356
357 #define ETHERTALK_TYPE  0
358 #define LOCALTALK_TYPE  1
359 #define OTHERTALK_TYPE  2
360
361
362 void network_release_registered_game(void);
363
364 #endif
365
366 void
367 network_init(void)
368 {
369   
370         // So you want to play a netgame, eh?  Let's a get a few things
371         // straight
372
373    int t;
374         int save_pnum = Player_num;
375
376         game_disable_cheats();
377    IWasKicked=0;
378    Final_boss_is_dead=0;
379    NamesInfoSecurity=-1;
380
381
382    #ifdef NETPROFILING
383            OpenSendLog();
384                 OpenRecieveLog(); 
385         #endif
386         
387         for (t=0;t<MAX_POWERUP_TYPES;t++)
388                 {
389                         MaxPowerupsAllowed[t]=0;
390                         PowerupsInMine[t]=0;
391                 }
392
393    TotalMissedPackets=0; TotalPacketsGot=0;
394
395         memset(&Netgame, 0, sizeof(netgame_info));
396         memset(&NetPlayers,0,sizeof(AllNetPlayers_info));
397         memset(&My_Seq, 0, sizeof(sequence_packet));
398         My_Seq.type = PID_REQUEST;
399         memcpy(My_Seq.player.callsign, Players[Player_num].callsign, CALLSIGN_LEN+1);
400
401         if (is_D2_OEM)
402            Version_minor|=NETWORK_OEM;
403
404         My_Seq.player.version_major=Version_major;
405         My_Seq.player.version_minor=Version_minor;
406    My_Seq.player.rank=GetMyNetRanking();        
407  
408         if (Network_game_type == IPX_GAME) {
409                 memcpy(My_Seq.player.network.ipx.node, ipx_get_my_local_address(), 6);
410                 memcpy(My_Seq.player.network.ipx.server, ipx_get_my_server_address(), 4 );
411         #ifdef MACINTOSH
412         } else {
413                 My_Seq.player.network.appletalk.node = appletalk_get_my_node();
414                 My_Seq.player.network.appletalk.net = appletalk_get_my_net();
415                 My_Seq.player.network.appletalk.socket = appletalk_get_my_socket();
416         #endif
417         }
418 #ifdef MACINTOSH
419         My_Seq.player.computer_type = MAC;
420 #else
421         My_Seq.player.computer_type = DOS;
422 #endif
423
424         for (Player_num = 0; Player_num < MAX_NUM_NET_PLAYERS; Player_num++)
425                 init_player_stats_game();
426
427         Player_num = save_pnum;         
428         multi_new_game();
429         Network_new_game = 1;
430         Control_center_destroyed = 0;
431         network_flush();
432
433         Netgame.PacketsPerSec=10;
434
435    if ((t=FindArg("-packets")))
436     {
437      Netgame.PacketsPerSec=atoi(Args[t+1]);
438      if (Netgame.PacketsPerSec<1)
439       Netgame.PacketsPerSec=1;
440      else if (Netgame.PacketsPerSec>20)
441       Netgame.PacketsPerSec=20;
442      mprintf ((0,"Will send %d packets per second",Netgame.PacketsPerSec));
443     }
444    if (FindArg("-shortpackets"))
445     {
446      Netgame.ShortPackets=1;
447      mprintf ((0,"Will send short packets.\n"));
448     }
449 }
450
451 int
452 network_i_am_master(void)
453 {
454         // I am the lowest numbered player in this game?
455
456         int i;
457
458         if (!(Game_mode & GM_NETWORK))
459                 return (Player_num == 0);
460
461         for (i = 0; i < Player_num; i++)
462                 if (Players[i].connected)
463                         return 0;
464         return 1;
465 }
466
467 int network_who_is_master(void)
468 {
469         // Who is the master of this game?
470
471         int i;
472
473         if (!(Game_mode & GM_NETWORK))
474                 return (Player_num == 0);
475
476         for (i = 0; i < N_players; i++)
477                 if (Players[i].connected)
478                         return i;
479         return Player_num;
480 }
481 int network_how_many_connected()
482  {
483   int num=0,i;
484  
485         for (i = 0; i < N_players; i++)
486                 if (Players[i].connected)
487                         num++;
488    return (num);
489  }
490
491 #define ENDLEVEL_SEND_INTERVAL  (F1_0*2)
492 #define ENDLEVEL_IDLE_TIME      (F1_0*20)
493 /*
494 void
495 network_endlevel_poll( int nitems, newmenu_item * menus, int * key, int citem )
496 {
497         // Polling loop for End-of-level menu
498
499         static fix t1 = 0;
500         int i = 0;
501         int num_ready = 0;
502         int num_escaped = 0;
503         int goto_secret = 0;
504
505         int previous_state[MAX_NUM_NET_PLAYERS];
506         int previous_seconds_left;
507
508         menus = menus;
509         citem = citem;
510         nitems = nitems;
511         key = key;
512
513         // Send our endlevel packet at regular intervals
514
515         if (timer_get_approx_seconds() > (t1+ENDLEVEL_SEND_INTERVAL))
516         {
517                 network_send_endlevel_packet();
518                 t1 = timer_get_approx_seconds();
519         }
520
521         for (i = 0; i < N_players; i++)
522                 previous_state[i] = Players[i].connected;
523
524         previous_seconds_left = Countdown_seconds_left;
525
526         network_listen();
527
528         for (i = 0; i < N_players; i++)
529         {
530                 if (Players[i].connected == 1)
531                 {
532                         // Check timeout for idle players
533                         if (timer_get_approx_seconds() > LastPacketTime[i]+ENDLEVEL_IDLE_TIME)
534                         {
535                                 mprintf((0, "idle timeout for player %d.\n", i));
536                                 Players[i].connected = 0;
537                                 network_send_endlevel_sub(i);
538                         }                               
539                 }
540
541                 if ((Players[i].connected != 1) && (Players[i].connected != 5) && (Players[i].connected != 6))
542                         num_ready++;
543                 if (Players[i].connected != 1)
544                         num_escaped++;
545                 if (Players[i].connected == 4)
546                         goto_secret = 1;
547         }
548
549         if (num_escaped == N_players) // All players are out of the mine
550         {
551                 Countdown_seconds_left = -1;
552         }
553
554
555         if (num_ready == N_players) // All players have checked in or are disconnected
556         {
557                 if (goto_secret)
558                         *key = -3;
559                 else
560                         *key = -2;
561         }
562 } */
563   
564 void 
565 network_endlevel_poll2( int nitems, newmenu_item * menus, int * key, int citem )
566 {
567         // Polling loop for End-of-level menu
568
569         static fix t1 = 0;
570         int i = 0;
571         int num_ready = 0;
572         int goto_secret = 0;
573
574         menus = menus;
575         citem = citem;
576         nitems = nitems;
577         key = key;
578
579         // Send our endlevel packet at regular intervals
580
581         if (timer_get_approx_seconds() > (t1+ENDLEVEL_SEND_INTERVAL))
582         {
583                 network_send_endlevel_packet();
584                 t1 = timer_get_approx_seconds();
585         }
586
587 //   mprintf ((0,"Trying to listen!\n"));
588         network_listen();
589
590         for (i = 0; i < N_players; i++)
591         {
592                 if ((Players[i].connected != 1) && (Players[i].connected != 5) && (Players[i].connected != 6))
593                         num_ready++;
594                 if (Players[i].connected == 4)
595                         goto_secret = 1;                                        
596         }
597
598         if (num_ready == N_players) // All players have checked in or are disconnected
599         {
600                 if (goto_secret)
601                         *key = -3;
602                 else
603                         *key = -2;
604         }
605 }
606
607
608 extern fix StartAbortMenuTime;
609
610 void 
611 network_endlevel_poll3( int nitems, newmenu_item * menus, int * key, int citem )
612 {
613         // Polling loop for End-of-level menu
614
615    int num_ready=0,i;
616  
617         menus = menus;
618         citem = citem;
619         nitems = nitems;
620         key = key;
621
622         if (timer_get_approx_seconds() > (StartAbortMenuTime+(F1_0 * 8)))
623     *key=-2;
624
625
626         network_listen();
627
628
629         for (i = 0; i < N_players; i++)
630                 if ((Players[i].connected != 1) && (Players[i].connected != 5) && (Players[i].connected != 6))
631                         num_ready++;
632
633         if (num_ready == N_players) // All players have checked in or are disconnected
634                         *key = -2;
635
636 }
637
638
639 int
640 network_endlevel(int *secret)
641 {
642         // Do whatever needs to be done between levels
643
644    int i;
645
646    *secret=0;
647
648         //network_flush();
649
650         Network_status = NETSTAT_ENDLEVEL; // We are between levels
651
652         network_listen();
653
654         network_send_endlevel_packet();
655
656         for (i=0; i<N_players; i++) 
657         {
658                 LastPacketTime[i] = timer_get_approx_seconds();
659         }
660    
661         network_send_endlevel_packet();
662         network_send_endlevel_packet();
663         MySyncPackInitialized = 0;
664
665         network_update_netgame();
666
667         return(0);
668 }
669
670 int 
671 can_join_netgame(netgame_info *game,AllNetPlayers_info *people)
672 {
673         // Can this player rejoin a netgame in progress?
674
675         int i, num_players;
676
677         if (game->game_status == NETSTAT_STARTING)
678      return 1;
679
680         if (game->game_status != NETSTAT_PLAYING)
681     {
682       mprintf ((0,"Error: Can't join because game_status !=NETSTAT_PLAYING\n"));
683                 return 0;
684     }
685
686    if (game->version_major==0 && Version_major>0)
687     {
688            mprintf ((0,"Error:Can't join because version majors don't match!\n"));
689                 return (0);
690     }
691
692         if (game->version_major>0 && Version_major==0)
693     {
694            mprintf ((0,"Error:Can't join because version majors2 don't match!\n"));
695                 return (0);
696     }
697
698         // Game is in progress, figure out if this guy can re-join it
699
700         num_players = game->numplayers;
701
702         if (!(game->game_flags & NETGAME_FLAG_CLOSED)) {
703                 // Look for player that is not connected
704                 
705                 if (game->numconnected==game->max_numplayers)
706                  return (2);
707
708 //      mprintf ((0,"Refuse = %d\n",game->RefusePlayers));
709                 
710                 if (game->RefusePlayers)
711                  return (3);
712                 
713                 if (game->numplayers < game->max_numplayers)
714                         return 1;
715
716                 if (game->numconnected<num_players)
717                         return 1;
718                      
719         }
720
721         if (people==NULL)
722     {
723       mprintf ((0,"Error! Can't join because people==NULL!\n"));
724                 return 0;
725     }
726         
727         // Search to see if we were already in this closed netgame in progress
728
729         for (i = 0; i < num_players; i++) {
730                 if (Network_game_type == IPX_GAME) {
731                         if ( (!stricmp(Players[Player_num].callsign, people->players[i].callsign)) &&
732                                   (!memcmp(My_Seq.player.network.ipx.node, people->players[i].network.ipx.node, 6)) &&
733                                   (!memcmp(My_Seq.player.network.ipx.server, people->players[i].network.ipx.server, 4)) )
734                                 break;
735                 } else {
736                         if ( (!stricmp(Players[Player_num].callsign, people->players[i].callsign)) &&
737                                   (My_Seq.player.network.appletalk.node == people->players[i].network.appletalk.node) &&
738                                   (My_Seq.player.network.appletalk.net == people->players[i].network.appletalk.net) )
739                                 break;
740                 }
741         }
742
743         if (i != num_players)
744                 return 1;
745  
746    mprintf ((0,"Error: Can't join because at end of list!\n"));
747         return 0;
748 }
749
750 void
751 network_disconnect_player(int playernum)
752 {
753         // A player has disconnected from the net game, take whatever steps are
754         // necessary 
755
756         if (playernum == Player_num) 
757         {
758                 Int3(); // Weird, see Rob
759                 return;
760         }
761
762         Players[playernum].connected = 0;
763    NetPlayers.players[playernum].connected = 0;
764    if (VerifyPlayerJoined==playernum)
765           VerifyPlayerJoined=-1;
766
767 //      create_player_appearance_effect(&Objects[Players[playernum].objnum]);
768         multi_make_player_ghost(playernum);
769
770         if (Newdemo_state == ND_STATE_RECORDING)
771                 newdemo_record_multi_disconnect(playernum);
772
773         multi_strip_robots(playernum);
774 }
775                 
776 void
777 network_new_player(sequence_packet *their)
778 {
779         int objnum;
780         int pnum;
781
782         pnum = their->player.connected;
783
784         Assert(pnum >= 0);
785         Assert(pnum < MaxNumNetPlayers);        
786         
787         objnum = Players[pnum].objnum;
788
789         if (Newdemo_state == ND_STATE_RECORDING) {
790                 int new_player;
791
792                 if (pnum == N_players)
793                         new_player = 1;
794                 else
795                         new_player = 0;
796                 newdemo_record_multi_connect(pnum, new_player, their->player.callsign);
797         }
798
799         memcpy(Players[pnum].callsign, their->player.callsign, CALLSIGN_LEN+1);
800         memcpy(NetPlayers.players[pnum].callsign, their->player.callsign, CALLSIGN_LEN+1);
801         
802
803    ClipRank (&their->player.rank);
804    NetPlayers.players[pnum].rank=their->player.rank;
805         NetPlayers.players[pnum].version_major=their->player.version_major;
806         NetPlayers.players[pnum].version_minor=their->player.version_minor;
807    network_check_for_old_version(pnum);
808
809         if (Network_game_type == IPX_GAME) {
810                 if ( (*(uint *)their->player.network.ipx.server) != 0 )
811                         ipx_get_local_target( their->player.network.ipx.server, their->player.network.ipx.node, Players[pnum].net_address );
812                 else
813                         memcpy(Players[pnum].net_address, their->player.network.ipx.node, 6);
814         
815                 memcpy(NetPlayers.players[pnum].network.ipx.node, their->player.network.ipx.node, 6);
816                 memcpy(NetPlayers.players[pnum].network.ipx.server, their->player.network.ipx.server, 4);
817         } else {
818                 NetPlayers.players[pnum].network.appletalk.node = their->player.network.appletalk.node;
819                 NetPlayers.players[pnum].network.appletalk.net = their->player.network.appletalk.net;
820                 NetPlayers.players[pnum].network.appletalk.socket = their->player.network.appletalk.socket;
821         }
822
823         Players[pnum].n_packets_got = 0;
824         Players[pnum].connected = 1;
825         Players[pnum].net_kills_total = 0;
826         Players[pnum].net_killed_total = 0;
827         memset(kill_matrix[pnum], 0, MAX_PLAYERS*sizeof(short)); 
828         Players[pnum].score = 0;
829         Players[pnum].flags = 0;
830         Players[pnum].KillGoalCount=0;
831
832         if (pnum == N_players)
833         {
834                 N_players++;
835                 Netgame.numplayers = N_players;
836         }
837
838         digi_play_sample(SOUND_HUD_MESSAGE, F1_0);
839
840    ClipRank (&their->player.rank);
841    
842    if (FindArg("-norankings"))
843           HUD_init_message("'%s' %s\n",their->player.callsign, TXT_JOINING);
844    else   
845      HUD_init_message("%s'%s' %s\n",RankStrings[their->player.rank],their->player.callsign, TXT_JOINING);
846         
847         multi_make_ghost_player(pnum);
848
849         multi_send_score();
850         multi_sort_kill_list();
851
852 //      create_player_appearance_effect(&Objects[objnum]);
853 }
854
855 char RefuseThisPlayer=0,WaitForRefuseAnswer=0,RefuseTeam;
856 char RefusePlayerName[12];
857 fix RefuseTimeLimit=0;
858
859 void network_welcome_player(sequence_packet *their)
860 {
861         // Add a player to a game already in progress
862         ubyte local_address[6];
863         int player_num;
864         int i;
865
866    WaitForRefuseAnswer=0;
867
868         if (FindArg("-NoMatrixCheat"))
869         {
870                 if ((their->player.version_minor & 0x0F) < 3)
871                 {
872                                         network_dump_player(their->player.network.ipx.server, their->player.network.ipx.node, DUMP_DORK);
873                                         return;
874                 }
875         }
876
877         if (HoardEquipped())
878         {
879    // If hoard game, and this guy isn't D2 Christmas (v1.2), dump him
880
881            if ((Game_mode & GM_HOARD) && ((their->player.version_minor & 0x0F)<2))
882                 {
883                         if (Network_game_type == IPX_GAME)
884                                 network_dump_player(their->player.network.ipx.server, their->player.network.ipx.node, DUMP_DORK);
885                         #ifdef MACINTOSH
886                         else
887                                 network_dump_appletalk_player(their->player.network.appletalk.node, their->player.network.appletalk.net, their->player.network.appletalk.socket, DUMP_DORK);
888                         #endif
889                         return;
890                 }
891         }
892
893         // Don't accept new players if we're ending this level.  Its safe to
894         // ignore since they'll request again later
895
896         if ((Endlevel_sequence) || (Control_center_destroyed))
897         {
898                 mprintf((0, "Ignored request from new player to join during endgame.\n"));
899                 if (Network_game_type == IPX_GAME)
900                         network_dump_player(their->player.network.ipx.server,their->player.network.ipx.node, DUMP_ENDLEVEL);
901                 #ifdef MACINTOSH
902                 else
903                         network_dump_appletalk_player(their->player.network.appletalk.node, their->player.network.appletalk.net, their->player.network.appletalk.socket, DUMP_ENDLEVEL);
904                 #endif
905                 return; 
906         }
907
908         if (Network_send_objects || Network_sending_extras)
909         {
910                 // Ignore silently, we're already responding to someone and we can't
911                 // do more than one person at a time.  If we don't dump them they will
912                 // re-request in a few seconds.
913                 return;
914         }
915
916         if (their->player.connected != Current_level_num)
917         {
918                 mprintf((0, "Dumping player due to old level number.\n"));
919                 if (Network_game_type == IPX_GAME)
920                         network_dump_player(their->player.network.ipx.server, their->player.network.ipx.node, DUMP_LEVEL);
921                 #ifdef MACINTOSH
922                 else
923                         network_dump_appletalk_player(their->player.network.appletalk.node, their->player.network.appletalk.net, their->player.network.appletalk.socket, DUMP_LEVEL);
924                 #endif
925                 return;
926         }
927
928         player_num = -1;
929         memset(&Network_player_rejoining, 0, sizeof(sequence_packet));
930         Network_player_added = 0;
931
932         if (Network_game_type == IPX_GAME) {
933                 if ( (*(uint *)their->player.network.ipx.server) != 0 )
934                         ipx_get_local_target( their->player.network.ipx.server, their->player.network.ipx.node, local_address );
935                 else
936                         memcpy(local_address, their->player.network.ipx.node, 6);
937         }
938
939         for (i = 0; i < N_players; i++)
940         {
941                 if ( (Network_game_type == IPX_GAME) && (!stricmp(Players[i].callsign, their->player.callsign )) && (!memcmp(Players[i].net_address,local_address, 6)) ) 
942                 {
943                         player_num = i;
944                         break;
945                 }
946 #ifdef MACINTOSH                // note link to above if
947                         else if ( (!stricmp(Players[i].callsign, their->player.callsign)) &&
948                                     (NetPlayers.players[i].network.appletalk.node == their->player.network.appletalk.node) &&
949                                         (NetPlayers.players[i].network.appletalk.net == their->player.network.appletalk.net)) {
950                         player_num = i;
951                         break;
952                 }
953 #endif
954         }
955
956         if (player_num == -1)
957         {
958                 // Player is new to this game
959
960                 if ( !(Netgame.game_flags & NETGAME_FLAG_CLOSED) && (N_players < MaxNumNetPlayers))
961                 {
962                         // Add player in an open slot, game not full yet
963
964                         player_num = N_players;
965                         Network_player_added = 1;
966                 }
967                 else if (Netgame.game_flags & NETGAME_FLAG_CLOSED)
968                 {
969                         // Slots are open but game is closed
970
971                         if (Network_game_type == IPX_GAME)
972                                 network_dump_player(their->player.network.ipx.server, their->player.network.ipx.node, DUMP_CLOSED);
973                         #ifdef MACINTOSH
974                         else
975                                 network_dump_appletalk_player(their->player.network.appletalk.node, their->player.network.appletalk.net, their->player.network.appletalk.socket, DUMP_CLOSED);
976                         #endif
977                         return;
978                 }
979                 else
980                 {
981                         // Slots are full but game is open, see if anyone is
982                         // disconnected and replace the oldest player with this new one
983                 
984                         int oldest_player = -1;
985                         fix oldest_time = timer_get_approx_seconds();
986
987                         Assert(N_players == MaxNumNetPlayers);
988
989                         for (i = 0; i < N_players; i++)
990                         {
991                                 if ( (!Players[i].connected) && (LastPacketTime[i] < oldest_time))
992                                 {
993                                         oldest_time = LastPacketTime[i];
994                                         oldest_player = i;
995                                 }
996                         }
997
998                         if (oldest_player == -1)
999                         {
1000                                 // Everyone is still connected 
1001
1002                                 if (Network_game_type == IPX_GAME)
1003                                         network_dump_player(their->player.network.ipx.server, their->player.network.ipx.node, DUMP_FULL);
1004                                 #ifdef MACINTOSH
1005                                 else
1006                                         network_dump_appletalk_player(their->player.network.appletalk.node, their->player.network.appletalk.net, their->player.network.appletalk.socket, DUMP_FULL);
1007                                 #endif
1008                                 return;
1009                         }
1010                         else
1011                         {       
1012                                 // Found a slot!
1013
1014                                 player_num = oldest_player;
1015                                 Network_player_added = 1;
1016                         }
1017                 }
1018         }
1019         else 
1020         {
1021                 // Player is reconnecting
1022                 
1023                 if (Players[player_num].connected)
1024                 {
1025                         mprintf((0, "Extra REQUEST from player ignored.\n"));
1026                         return;
1027                 }
1028
1029                 if (Newdemo_state == ND_STATE_RECORDING)
1030                         newdemo_record_multi_reconnect(player_num);
1031
1032                 Network_player_added = 0;
1033
1034                 digi_play_sample(SOUND_HUD_MESSAGE, F1_0);
1035                 
1036                 if (FindArg("-norankings"))
1037                         HUD_init_message("'%s' %s", Players[player_num].callsign, TXT_REJOIN);
1038                 else
1039                         HUD_init_message("%s'%s' %s", RankStrings[NetPlayers.players[player_num].rank],Players[player_num].callsign, TXT_REJOIN);
1040         }
1041
1042         Players[player_num].KillGoalCount=0;
1043
1044         // Send updated Objects data to the new/returning player
1045
1046         
1047         Network_player_rejoining = *their;
1048         Network_player_rejoining.player.connected = player_num;
1049         Network_send_objects = 1;
1050         Network_send_objnum = -1;
1051
1052         network_send_objects();
1053 }
1054
1055 int network_objnum_is_past(int objnum)
1056 {
1057         // determine whether or not a given object number has already been sent
1058         // to a re-joining player.
1059         
1060         int player_num = Network_player_rejoining.player.connected;
1061         int obj_mode = !((object_owner[objnum] == -1) || (object_owner[objnum] == player_num));
1062
1063         if (!Network_send_objects)
1064                 return 0; // We're not sending objects to a new player
1065
1066         if (obj_mode > Network_send_object_mode)
1067                 return 0;
1068         else if (obj_mode < Network_send_object_mode)
1069                 return 1;
1070         else if (objnum < Network_send_objnum)
1071                 return 1;
1072         else
1073                 return 0;
1074 }
1075
1076 #define OBJ_PACKETS_PER_FRAME 1
1077 extern void multi_send_active_door(char);
1078 extern void multi_send_door_open_specific(int,int,int,ubyte);
1079
1080
1081 void network_send_door_updates(int pnum)
1082 {
1083         // Send door status when new player joins
1084         
1085         int i;
1086    
1087    pnum=pnum;
1088
1089 //   Assert (pnum>-1 && pnum<N_players);
1090
1091         for (i = 0; i < Num_walls; i++)
1092         {
1093       if ((Walls[i].type == WALL_DOOR) && ((Walls[i].state == WALL_DOOR_OPENING) || (Walls[i].state == WALL_DOOR_WAITING) || (Walls[i].state == WALL_DOOR_OPEN)))
1094                         multi_send_door_open_specific(pnum,Walls[i].segnum, Walls[i].sidenum,Walls[i].flags);
1095                 else if ((Walls[i].type == WALL_BLASTABLE) && (Walls[i].flags & WALL_BLASTED))
1096                         multi_send_door_open_specific(pnum,Walls[i].segnum, Walls[i].sidenum,Walls[i].flags);
1097                 else if ((Walls[i].type == WALL_BLASTABLE) && (Walls[i].hps != WALL_HPS))
1098                         multi_send_hostage_door_status(i);
1099                 else
1100                         multi_send_wall_status_specific(pnum,i,Walls[i].type,Walls[i].flags,Walls[i].state);
1101         }
1102 }
1103
1104 extern vms_vector MarkerPoint[];
1105 void network_send_markers()
1106  {
1107   // send marker positions/text to new player
1108
1109   
1110   int i;
1111
1112   for (i = 0; i < N_players; i++)
1113    {
1114     if (MarkerObject[(i*2)]!=-1)
1115      multi_send_drop_marker (i,MarkerPoint[(i*2)],0,MarkerMessage[i*2]);
1116     if (MarkerObject[(i*2)+1]!=-1)
1117      multi_send_drop_marker (i,MarkerPoint[(i*2)+1],1,MarkerMessage[(i*2)+1]);
1118    }
1119  }
1120
1121 void network_process_monitor_vector(int vector)
1122 {
1123         int i, j;
1124         int count = 0;
1125         segment *seg;
1126         
1127         for (i=0; i <= Highest_segment_index; i++)
1128         {
1129                 int tm, ec, bm;
1130                 seg = &Segments[i];
1131                 for (j = 0; j < 6; j++)
1132                 {
1133                         if ( ((tm = seg->sides[j].tmap_num2) != 0) &&
1134                                   ((ec = TmapInfo[tm&0x3fff].eclip_num) != -1) &&
1135                                   ((bm = Effects[ec].dest_bm_num) != -1) )
1136                         {
1137                                 if (vector & (1 << count))
1138                                 {
1139                                         seg->sides[j].tmap_num2 = bm | (tm&0xc000);
1140                                 //      mprintf((0, "Monitor %d blown up.\n", count));
1141                                 }
1142                                 //else
1143                                   //    mprintf((0, "Monitor %d intact.\n", count));
1144                                 count++;
1145                                 Assert(count < 32);
1146                         }
1147                 }
1148         }
1149 }
1150
1151 int network_create_monitor_vector(void)
1152 {
1153         int i, j, k;
1154         int num_blown_bitmaps = 0;
1155         int monitor_num = 0;
1156         #define NUM_BLOWN_BITMAPS 20
1157         int blown_bitmaps[NUM_BLOWN_BITMAPS];
1158         int vector = 0;
1159         segment *seg;
1160
1161         for (i=0; i < Num_effects; i++)
1162         {
1163                 if (Effects[i].dest_bm_num > 0) {
1164                         for (j = 0; j < num_blown_bitmaps; j++)
1165                                 if (blown_bitmaps[j] == Effects[i].dest_bm_num)
1166                                         break;
1167                         if (j == num_blown_bitmaps) {
1168                                 blown_bitmaps[num_blown_bitmaps++] = Effects[i].dest_bm_num;
1169                                 Assert(num_blown_bitmaps < NUM_BLOWN_BITMAPS);
1170                         }
1171                 }
1172         }               
1173                 
1174 //      for (i = 0; i < num_blown_bitmaps; i++)
1175 //              mprintf((0, "Blown bitmap #%d = %d.\n", i, blown_bitmaps[i]));
1176
1177         for (i=0; i <= Highest_segment_index; i++)
1178         {
1179                 int tm, ec;
1180                 seg = &Segments[i];
1181                 for (j = 0; j < 6; j++)
1182                 {
1183                         if ((tm = seg->sides[j].tmap_num2) != 0) 
1184                         {
1185                                 if ( ((ec = TmapInfo[tm&0x3fff].eclip_num) != -1) &&
1186                                           (Effects[ec].dest_bm_num != -1) )
1187                                 {
1188                                 //      mprintf((0, "Monitor %d intact.\n", monitor_num));
1189                                         monitor_num++;
1190                                         Assert(monitor_num < 32);
1191                                 }
1192                                 else
1193                                 {
1194                                         for (k = 0; k < num_blown_bitmaps; k++)
1195                                         {
1196                                                 if ((tm&0x3fff) == blown_bitmaps[k])
1197                                                 {
1198                                                         //mprintf((0, "Monitor %d destroyed.\n", monitor_num));
1199                                                         vector |= (1 << monitor_num);
1200                                                         monitor_num++;
1201                                                         Assert(monitor_num < 32);
1202                                                         break;
1203                                                 }
1204                                         }
1205                                 }
1206                         }
1207                 }
1208         }
1209   //    mprintf((0, "Final monitor vector %x.\n", vector));
1210         return(vector);
1211 }
1212
1213 void network_stop_resync(sequence_packet *their)
1214 {
1215         if (Network_game_type == IPX_GAME) {
1216                 if ( (!memcmp(Network_player_rejoining.player.network.ipx.node, their->player.network.ipx.node, 6)) &&
1217                           (!memcmp(Network_player_rejoining.player.network.ipx.server, their->player.network.ipx.server, 4)) &&
1218                      (!stricmp(Network_player_rejoining.player.callsign, their->player.callsign)) )
1219                 {
1220                         mprintf((0, "Aborting resync for player %s.\n", their->player.callsign));
1221                         Network_send_objects = 0;
1222                         Network_sending_extras=0;
1223                         Network_rejoined=0;
1224                         Player_joining_extras=-1;
1225                         Network_send_objnum = -1;
1226                 }
1227         } else {
1228                 if ( (Network_player_rejoining.player.network.appletalk.node == their->player.network.appletalk.node) &&
1229                          (Network_player_rejoining.player.network.appletalk.net == their->player.network.appletalk.net) &&
1230                          (!stricmp(Network_player_rejoining.player.callsign, their->player.callsign)) )
1231                 {
1232                         mprintf((0, "Aborting resync for player %s.\n", their->player.callsign));
1233                         Network_send_objects = 0;
1234                         Network_sending_extras=0;
1235                         Network_rejoined=0;
1236                         Player_joining_extras=-1;
1237                         Network_send_objnum = -1;
1238                 }
1239         }
1240 }
1241
1242 sbyte object_buffer[IPX_MAX_DATA_SIZE];
1243
1244 void network_send_objects(void)
1245 {
1246         short remote_objnum;
1247         sbyte owner;
1248         int loc, i, h;
1249
1250         static int obj_count = 0;
1251         static int frame_num = 0;
1252
1253         int obj_count_frame = 0;
1254         int player_num = Network_player_rejoining.player.connected;
1255
1256         // Send clear objects array trigger and send player num
1257
1258         Assert(Network_send_objects != 0);
1259         Assert(player_num >= 0);
1260         Assert(player_num < MaxNumNetPlayers);
1261
1262         if (Endlevel_sequence || Control_center_destroyed)
1263         {
1264                 // Endlevel started before we finished sending the goods, we'll
1265                 // have to stop and try again after the level.
1266
1267                 if (Network_game_type == IPX_GAME)
1268                         network_dump_player(Network_player_rejoining.player.network.ipx.server,Network_player_rejoining.player.network.ipx.node, DUMP_ENDLEVEL);
1269                 #ifdef MACINTOSH
1270                 else
1271                         network_dump_appletalk_player(Network_player_rejoining.player.network.appletalk.node,Network_player_rejoining.player.network.appletalk.net, Network_player_rejoining.player.network.appletalk.socket, DUMP_ENDLEVEL);
1272                 #endif
1273                 Network_send_objects = 0; 
1274                 return;
1275         }
1276
1277         for (h = 0; h < OBJ_PACKETS_PER_FRAME; h++) // Do more than 1 per frame, try to speed it up without
1278                                                                                                                           // over-stressing the receiver.
1279         {
1280                 obj_count_frame = 0;
1281                 memset(object_buffer, 0, IPX_MAX_DATA_SIZE);
1282                 object_buffer[0] = PID_OBJECT_DATA;
1283                 loc = 3;
1284         
1285                 if (Network_send_objnum == -1)
1286                 {
1287                         obj_count = 0;
1288                         Network_send_object_mode = 0;
1289 //       mprintf((0, "Sending object array to player %d.\n", player_num));
1290                         *(short *)(object_buffer+loc) = INTEL_SHORT(-1);            loc += 2;
1291                         object_buffer[loc] = player_num;                            loc += 1;
1292                         /* Placeholder for remote_objnum, not used here */          loc += 2;
1293                         Network_send_objnum = 0;
1294                         obj_count_frame = 1;
1295                         frame_num = 0;
1296                 }
1297                 
1298                 for (i = Network_send_objnum; i <= Highest_object_index; i++)
1299                 {
1300                         if ((Objects[i].type != OBJ_POWERUP) && (Objects[i].type != OBJ_PLAYER) &&
1301                                  (Objects[i].type != OBJ_CNTRLCEN) && (Objects[i].type != OBJ_GHOST) &&
1302                                  (Objects[i].type != OBJ_ROBOT) && (Objects[i].type != OBJ_HOSTAGE) &&
1303                                  !(Objects[i].type==OBJ_WEAPON && Objects[i].id==PMINE_ID))
1304                                 continue;
1305                         if ((Network_send_object_mode == 0) && ((object_owner[i] != -1) && (object_owner[i] != player_num)))
1306                                 continue;
1307                         if ((Network_send_object_mode == 1) && ((object_owner[i] == -1) || (object_owner[i] == player_num)))
1308                                 continue;
1309
1310                         if ( ((IPX_MAX_DATA_SIZE-1) - loc) < (sizeof(object)+5) )
1311                                 break; // Not enough room for another object
1312
1313                         obj_count_frame++;
1314                         obj_count++;
1315         
1316                         remote_objnum = objnum_local_to_remote((short)i, &owner);
1317                         Assert(owner == object_owner[i]);
1318
1319                         *(short *)(object_buffer+loc) = INTEL_SHORT((short)i);      loc += 2;
1320                         object_buffer[loc] = owner;                                 loc += 1;
1321                         *(short *)(object_buffer+loc) = INTEL_SHORT(remote_objnum); loc += 2;
1322                         memcpy(&object_buffer[loc], &Objects[i], sizeof(object));
1323                         if (Network_game_type == IPX_GAME)
1324                                 swap_object((object *)&object_buffer[loc]);
1325                         loc += sizeof(object);
1326 //                      mprintf((0, "..packing object %d, remote %d\n", i, remote_objnum));
1327                 }
1328
1329                 if (obj_count_frame) // Send any objects we've buffered
1330                 {
1331                         frame_num++;
1332         
1333                         Network_send_objnum = i;
1334                         object_buffer[1] = obj_count_frame;  object_buffer[2] = frame_num;
1335 //       mprintf((0, "Object packet %d contains %d objects.\n", frame_num, obj_count_frame));
1336
1337                         Assert(loc <= IPX_MAX_DATA_SIZE);
1338
1339                         if (Network_game_type == IPX_GAME)
1340                                 ipx_send_internetwork_packet_data( object_buffer, loc, Network_player_rejoining.player.network.ipx.server, Network_player_rejoining.player.network.ipx.node );
1341                         #ifdef MACINTOSH
1342                         else
1343                                 appletalk_send_packet_data( object_buffer, loc, Network_player_rejoining.player.network.appletalk.node,
1344                                         Network_player_rejoining.player.network.appletalk.net,
1345                                         Network_player_rejoining.player.network.appletalk.socket);
1346                         #endif
1347
1348                         // OLD ipx_send_packet_data(object_buffer, loc, &Network_player_rejoining.player.node);
1349                 }
1350
1351                 if (i > Highest_object_index)
1352                 {
1353                         if (Network_send_object_mode == 0)
1354                         {
1355                                 Network_send_objnum = 0;
1356                                 Network_send_object_mode = 1; // go to next mode
1357                         }
1358                         else 
1359                         {
1360                                 Assert(Network_send_object_mode == 1); 
1361
1362                                 frame_num++;
1363                                 // Send count so other side can make sure he got them all
1364 //                              mprintf((0, "Sending end marker in packet #%d.\n", frame_num));
1365                                 mprintf((0, "Sent %d objects.\n", obj_count));
1366                                 object_buffer[0] = PID_OBJECT_DATA;
1367                                 object_buffer[1] = 1;
1368                                 object_buffer[2] = frame_num;
1369                                 *(short *)(object_buffer+3) = INTEL_SHORT(-2);
1370                                 *(short *)(object_buffer+6) = INTEL_SHORT(obj_count);
1371                                 //OLD ipx_send_packet_data(object_buffer, 8, &Network_player_rejoining.player.node);
1372                                 if (Network_game_type == IPX_GAME)
1373                                         ipx_send_internetwork_packet_data(object_buffer, 8, Network_player_rejoining.player.network.ipx.server, Network_player_rejoining.player.network.ipx.node);
1374                                 #ifdef MACINTOSH
1375                                 else
1376                                         appletalk_send_packet_data( object_buffer, 8, Network_player_rejoining.player.network.appletalk.node,
1377                                                                                                 Network_player_rejoining.player.network.appletalk.net,
1378                                                                                                 Network_player_rejoining.player.network.appletalk.socket);
1379                                 #endif
1380                                 
1381                         
1382                                 // Send sync packet which tells the player who he is and to start!
1383                                 network_send_rejoin_sync(player_num);
1384                                 mprintf ((0,"VerfiyPlayerJoined is now set to %d\n",player_num));
1385                                 VerifyPlayerJoined=player_num;
1386
1387                                 // Turn off send object mode
1388                                 Network_send_objnum = -1;
1389                                 Network_send_objects = 0;
1390                                 obj_count = 0;
1391
1392                                 //if (!network_i_am_master ())
1393                                 // Int3();  // Bad!! Get Jason.  Someone goofy is trying to get ahold of the game!
1394
1395                                 Network_sending_extras=40; // start to send extras
1396                            Player_joining_extras=player_num;
1397
1398                                 return;
1399                         } // mode == 1;
1400                 } // i > Highest_object_index
1401         } // For PACKETS_PER_FRAME
1402 }
1403
1404 extern void multi_send_powerup_update();
1405
1406 void network_send_rejoin_sync(int player_num)
1407 {
1408         int i, j;
1409
1410         Players[player_num].connected = 1; // connect the new guy
1411         LastPacketTime[player_num] = timer_get_approx_seconds();
1412
1413         if (Endlevel_sequence || Control_center_destroyed)
1414         {
1415                 // Endlevel started before we finished sending the goods, we'll
1416                 // have to stop and try again after the level.
1417
1418                 if (Network_game_type == IPX_GAME)
1419                         network_dump_player(Network_player_rejoining.player.network.ipx.server,Network_player_rejoining.player.network.ipx.node, DUMP_ENDLEVEL);
1420                 #ifdef MACINTOSH
1421                 else
1422                         network_dump_appletalk_player(Network_player_rejoining.player.network.appletalk.node,Network_player_rejoining.player.network.appletalk.net, Network_player_rejoining.player.network.appletalk.socket, DUMP_ENDLEVEL);
1423                 #endif
1424                 Network_send_objects = 0; 
1425                 Network_sending_extras=0;
1426                 return;
1427         }
1428
1429         if (Network_player_added)
1430         {
1431                 Network_player_rejoining.type = PID_ADDPLAYER;
1432                 Network_player_rejoining.player.connected = player_num;
1433                 network_new_player(&Network_player_rejoining);
1434
1435                 for (i = 0; i < N_players; i++)
1436                 {
1437                         if ((i != player_num) && (i != Player_num) && (Players[i].connected))
1438                                 if (Network_game_type == IPX_GAME) {
1439                                         send_sequence_packet( Network_player_rejoining, NetPlayers.players[i].network.ipx.server, NetPlayers.players[i].network.ipx.node, Players[i].net_address);
1440                                 #ifdef MACINTOSH
1441                                 } else {
1442                                         appletalk_send_packet_data( (ubyte *)&Network_player_rejoining, sizeof(sequence_packet), NetPlayers.players[i].network.appletalk.node,
1443                                                                                                 NetPlayers.players[i].network.appletalk.net, NetPlayers.players[i].network.appletalk.socket);
1444                                 #endif
1445                                 }
1446                 }
1447         }       
1448
1449         // Send sync packet to the new guy
1450
1451         network_update_netgame();
1452
1453         // Fill in the kill list
1454         for (j=0; j<MAX_PLAYERS; j++)
1455         {
1456                 for (i=0; i<MAX_PLAYERS;i++)
1457                         Netgame.kills[j][i] = kill_matrix[j][i];
1458                 Netgame.killed[j] = Players[j].net_killed_total;
1459                 Netgame.player_kills[j] = Players[j].net_kills_total;
1460                 Netgame.player_score[j] = Players[j].score;
1461         }       
1462
1463         Netgame.level_time = Players[Player_num].time_level;
1464         Netgame.monitor_vector = network_create_monitor_vector();
1465
1466         mprintf((0, "Sending rejoin sync packet!!!\n"));
1467
1468         if (Network_game_type == IPX_GAME) {
1469                 send_internetwork_full_netgame_packet(Network_player_rejoining.player.network.ipx.server, Network_player_rejoining.player.network.ipx.node);
1470                 send_netplayers_packet(Network_player_rejoining.player.network.ipx.server, Network_player_rejoining.player.network.ipx.node);
1471         #ifdef MACINTOSH
1472         } else {
1473                 appletalk_send_packet_data( (ubyte *)&Netgame, sizeof(netgame_info), Network_player_rejoining.player.network.appletalk.node,
1474                                                                         Network_player_rejoining.player.network.appletalk.net,
1475                                                                         Network_player_rejoining.player.network.appletalk.socket);
1476                 appletalk_send_packet_data( (ubyte *)&NetPlayers, sizeof(AllNetPlayers_info), Network_player_rejoining.player.network.appletalk.node,
1477                                                                         Network_player_rejoining.player.network.appletalk.net,
1478                                                                         Network_player_rejoining.player.network.appletalk.socket);
1479         #endif
1480         }
1481         return;
1482 }
1483 void resend_sync_due_to_packet_loss_for_allender ()
1484 {
1485    int i,j;
1486
1487    mprintf ((0,"I'm resending a sync packet! VPJ=%d\n",VerifyPlayerJoined));
1488   
1489         network_update_netgame();
1490
1491         // Fill in the kill list
1492         for (j=0; j<MAX_PLAYERS; j++)
1493         {
1494                 for (i=0; i<MAX_PLAYERS;i++)
1495                         Netgame.kills[j][i] = kill_matrix[j][i];
1496                 Netgame.killed[j] = Players[j].net_killed_total;
1497                 Netgame.player_kills[j] = Players[j].net_kills_total;
1498                 Netgame.player_score[j] = Players[j].score;
1499         }       
1500
1501         Netgame.level_time = Players[Player_num].time_level;
1502         Netgame.monitor_vector = network_create_monitor_vector();
1503
1504         if (Network_game_type == IPX_GAME) {
1505                 send_internetwork_full_netgame_packet(Network_player_rejoining.player.network.ipx.server, Network_player_rejoining.player.network.ipx.node);
1506                 send_netplayers_packet(Network_player_rejoining.player.network.ipx.server, Network_player_rejoining.player.network.ipx.node);
1507         #ifdef MACINTOSH
1508         } else {
1509                 appletalk_send_packet_data( (ubyte *)&Netgame, sizeof(netgame_info), Network_player_rejoining.player.network.appletalk.node,
1510                                                                         Network_player_rejoining.player.network.appletalk.net,
1511                                                                         Network_player_rejoining.player.network.appletalk.socket);
1512                 appletalk_send_packet_data( (ubyte *)&NetPlayers, sizeof(AllNetPlayers_info), Network_player_rejoining.player.network.appletalk.node,
1513                                                                         Network_player_rejoining.player.network.appletalk.net,
1514                                                                         Network_player_rejoining.player.network.appletalk.socket);
1515         #endif
1516         }
1517 }
1518
1519
1520 char * network_get_player_name( int objnum )
1521 {
1522         if ( objnum < 0 ) return NULL; 
1523         if ( Objects[objnum].type != OBJ_PLAYER ) return NULL;
1524         if ( Objects[objnum].id >= MAX_PLAYERS ) return NULL;
1525         if ( Objects[objnum].id >= N_players ) return NULL;
1526         
1527         return Players[Objects[objnum].id].callsign;
1528 }
1529
1530
1531 void network_add_player(sequence_packet *p)
1532 {
1533         int i;
1534         
1535         mprintf((0, "Got add player request!\n"));
1536
1537         for (i=0; i<N_players; i++ )    {
1538                 if (Network_game_type == IPX_GAME) {
1539                         if ( !memcmp( NetPlayers.players[i].network.ipx.node, p->player.network.ipx.node, 6) && !memcmp(NetPlayers.players[i].network.ipx.server, p->player.network.ipx.server, 4)) 
1540                                 return;         // already got them
1541                 } else {
1542                         if ( (NetPlayers.players[i].network.appletalk.node == p->player.network.appletalk.node) &&
1543                                  (NetPlayers.players[i].network.appletalk.net == p->player.network.appletalk.net))
1544                                         return;
1545                 }
1546         }
1547
1548         if (Network_game_type == IPX_GAME) {
1549                 memcpy( NetPlayers.players[N_players].network.ipx.node, p->player.network.ipx.node, 6 );
1550                 memcpy( NetPlayers.players[N_players].network.ipx.server, p->player.network.ipx.server, 4 );
1551         } else {
1552                 NetPlayers.players[N_players].network.appletalk.node = p->player.network.appletalk.node;
1553                 NetPlayers.players[N_players].network.appletalk.net = p->player.network.appletalk.net;
1554                 NetPlayers.players[N_players].network.appletalk.socket = p->player.network.appletalk.socket;
1555         }
1556    
1557    ClipRank (&p->player.rank);
1558   
1559         memcpy( NetPlayers.players[N_players].callsign, p->player.callsign, CALLSIGN_LEN+1 );
1560         NetPlayers.players[N_players].version_major=p->player.version_major;
1561         NetPlayers.players[N_players].version_minor=p->player.version_minor;
1562    NetPlayers.players[N_players].rank=p->player.rank;
1563         NetPlayers.players[N_players].connected = 1;
1564    network_check_for_old_version (N_players);
1565
1566         Players[N_players].KillGoalCount=0;
1567         Players[N_players].connected = 1;
1568         LastPacketTime[N_players] = timer_get_approx_seconds();
1569         N_players++;
1570         Netgame.numplayers = N_players;
1571
1572         // Broadcast updated info
1573
1574    mprintf ((0,"sending_game_info!\n"));
1575         network_send_game_info(NULL);
1576 }
1577
1578 // One of the players decided not to join the game
1579
1580 void network_remove_player(sequence_packet *p)
1581 {
1582         int i,pn;
1583         
1584         pn = -1;
1585         for (i=0; i<N_players; i++ )    {
1586                 if (Network_game_type == IPX_GAME) {
1587                         if (!memcmp(NetPlayers.players[i].network.ipx.node, p->player.network.ipx.node, 6) && !memcmp(NetPlayers.players[i].network.ipx.server, p->player.network.ipx.server, 4)) {
1588                                 pn = i;
1589                                 break;
1590                         }
1591                 } else {
1592                         if ( (NetPlayers.players[i].network.appletalk.node == p->player.network.appletalk.node) && (NetPlayers.players[i].network.appletalk.net == p->player.network.appletalk.net) ) {
1593                                 pn = i;
1594                                 break;
1595                         }
1596                 }
1597         }
1598         
1599         if (pn < 0 ) return;
1600
1601         for (i=pn; i<N_players-1; i++ ) {
1602                 if (Network_game_type == IPX_GAME) {
1603                         memcpy( NetPlayers.players[i].network.ipx.node, NetPlayers.players[i+1].network.ipx.node, 6 );
1604                         memcpy( NetPlayers.players[i].network.ipx.server, NetPlayers.players[i+1].network.ipx.server, 4 );
1605                 } else {
1606                         NetPlayers.players[i].network.appletalk.node = NetPlayers.players[i+1].network.appletalk.node;
1607                         NetPlayers.players[i].network.appletalk.net = NetPlayers.players[i+1].network.appletalk.net;
1608                         NetPlayers.players[i].network.appletalk.socket = NetPlayers.players[i+1].network.appletalk.socket;
1609                 }
1610                 memcpy( NetPlayers.players[i].callsign, NetPlayers.players[i+1].callsign, CALLSIGN_LEN+1 );
1611                 NetPlayers.players[i].version_major=NetPlayers.players[i+1].version_major;
1612                 NetPlayers.players[i].version_minor=NetPlayers.players[i+1].version_minor;
1613
1614            NetPlayers.players[i].rank=NetPlayers.players[i+1].rank;
1615                 ClipRank (&NetPlayers.players[i].rank);
1616            network_check_for_old_version(i);    
1617         }
1618                 
1619         N_players--;
1620         Netgame.numplayers = N_players;
1621
1622         // Broadcast new info
1623
1624         network_send_game_info(NULL);
1625
1626 }
1627
1628 void
1629 network_dump_player(ubyte * server, ubyte *node, int why)
1630 {
1631         // Inform player that he was not chosen for the netgame
1632
1633         sequence_packet temp;
1634
1635         temp.type = PID_DUMP;
1636         memcpy(temp.player.callsign, Players[Player_num].callsign, CALLSIGN_LEN+1);
1637         temp.player.connected = why;
1638         if (Network_game_type == IPX_GAME) {
1639                 send_internetwork_sequence_packet(temp, server, node);
1640         } else {
1641                 Int3();
1642         }
1643 }
1644
1645 #ifdef MACINTOSH
1646 void network_dump_appletalk_player(ubyte node, ushort net, ubyte socket, int why)
1647 {
1648         sequence_packet temp;
1649
1650         temp.type = PID_DUMP;
1651         memcpy(temp.player.callsign, Players[Player_num].callsign, CALLSIGN_LEN+1);
1652         temp.player.connected = why;
1653         if (Network_game_type == APPLETALK_GAME) {
1654                 appletalk_send_packet_data( (ubyte *)&temp, sizeof(sequence_packet), node, net, socket );
1655         } else {
1656                 Int3();
1657         }
1658 }
1659 #endif
1660
1661 void
1662 network_send_game_list_request()
1663 {
1664         // Send a broadcast request for game info
1665
1666         sequence_packet me;
1667
1668         mprintf((0, "Sending game_list request.\n"));
1669         me.type = PID_GAME_LIST;
1670         memcpy( me.player.callsign, Players[Player_num].callsign, CALLSIGN_LEN+1 );
1671
1672         if (Network_game_type == IPX_GAME) {
1673                 memcpy( me.player.network.ipx.node, ipx_get_my_local_address(), 6 );
1674                 memcpy( me.player.network.ipx.server, ipx_get_my_server_address(), 4 );
1675
1676                 send_broadcast_sequence_packet(me);
1677         #ifdef MACINTOSH
1678         } else {
1679                 me.player.network.appletalk.node = appletalk_get_my_node();
1680                 me.player.network.appletalk.net = appletalk_get_my_net();
1681                 me.player.network.appletalk.socket = appletalk_get_my_socket();
1682                 appletalk_send_game_info( (ubyte *)&me, sizeof(sequence_packet), Network_zone_name );
1683         #endif
1684         }
1685 }
1686
1687 void network_send_all_info_request(char type,int which_security)
1688 {
1689         // Send a broadcast request for game info
1690
1691         sequence_packet me;
1692
1693         mprintf((0, "Sending all_info request.\n"));
1694    
1695         me.Security=which_security;
1696         me.type = type;
1697         memcpy( me.player.callsign, Players[Player_num].callsign, CALLSIGN_LEN+1 );
1698         
1699         if (Network_game_type == IPX_GAME) {
1700                 memcpy( me.player.network.ipx.node, ipx_get_my_local_address(), 6 );
1701                 memcpy( me.player.network.ipx.server, ipx_get_my_server_address(), 4 );
1702
1703                 send_broadcast_sequence_packet(me);
1704         #ifdef MACINTOSH
1705         } else {
1706                 me.player.network.appletalk.node = appletalk_get_my_node();
1707                 me.player.network.appletalk.net = appletalk_get_my_net();
1708                 me.player.network.appletalk.socket = appletalk_get_my_socket();
1709                 appletalk_send_game_info( (ubyte *)&me, sizeof(sequence_packet), Network_zone_name );
1710         #endif
1711         }
1712 }
1713
1714
1715 void
1716 network_update_netgame(void)
1717 {
1718         // Update the netgame struct with current game variables
1719
1720         int i, j;
1721
1722    Netgame.numconnected=0;
1723    for (i=0;i<N_players;i++)
1724          if (Players[i].connected)
1725                 Netgame.numconnected++;
1726
1727 // This is great: D2 1.0 and 1.1 ignore upper part of the game_flags field of
1728 //      the lite_info struct when you're sitting on the join netgame screen.  We can
1729 //      "sneak" Hoard information into this field.  This is better than sending 
1730 //      another packet that could be lost in transit.
1731
1732
1733         if (HoardEquipped())
1734         {
1735                 if (Game_mode & GM_HOARD)
1736                 {
1737                         Netgame.game_flags |=NETGAME_FLAG_HOARD;
1738                         if (Game_mode & GM_TEAM)
1739                                 Netgame.game_flags |=NETGAME_FLAG_TEAM_HOARD;
1740                 }
1741         }
1742  
1743         if (Network_status == NETSTAT_STARTING)
1744                 return;
1745
1746         Netgame.numplayers = N_players;
1747         Netgame.game_status = Network_status;
1748         Netgame.max_numplayers = MaxNumNetPlayers;
1749
1750         for (i = 0; i < MAX_NUM_NET_PLAYERS; i++) 
1751         {
1752                 NetPlayers.players[i].connected = Players[i].connected;
1753                 for(j = 0; j < MAX_NUM_NET_PLAYERS; j++)
1754                         Netgame.kills[i][j] = kill_matrix[i][j];
1755
1756                 Netgame.killed[i] = Players[i].net_killed_total;
1757                 Netgame.player_kills[i] = Players[i].net_kills_total;
1758                 Netgame.player_score[i] = Players[i].score;
1759                 Netgame.player_flags[i] = (Players[i].flags & (PLAYER_FLAGS_BLUE_KEY | PLAYER_FLAGS_RED_KEY | PLAYER_FLAGS_GOLD_KEY));
1760         }
1761         Netgame.team_kills[0] = team_kills[0];
1762         Netgame.team_kills[1] = team_kills[1];
1763         Netgame.levelnum = Current_level_num;
1764
1765  
1766 }
1767
1768 void
1769 network_send_endlevel_sub(int player_num)
1770 {
1771         endlevel_info end;
1772         int i, j;
1773
1774         // Send an endlevel packet for a player
1775         end.type                = PID_ENDLEVEL;
1776         end.player_num = player_num;
1777         end.connected   = Players[player_num].connected;
1778         end.kills               = INTEL_SHORT(Players[player_num].net_kills_total);
1779         end.killed              = INTEL_SHORT(Players[player_num].net_killed_total);
1780         memcpy(end.kill_matrix, kill_matrix[player_num], MAX_PLAYERS*sizeof(short));
1781 #ifdef WORDS_BIGENDIAN
1782         for (i = 0; i < MAX_PLAYERS; i++)
1783                 for (j = 0; j < MAX_PLAYERS; j++)
1784                         end.kill_matrix[i][j] = INTEL_SHORT(end.kill_matrix[i][j]);
1785 #else
1786         j = j;          // to satisfy compiler
1787 #endif
1788
1789         if (Players[player_num].connected == 1) // Still playing
1790         {
1791                 Assert(Control_center_destroyed);
1792                 end.seconds_left = Countdown_seconds_left;
1793         }
1794
1795 //      mprintf((0, "Sending endlevel packet.\n"));
1796
1797         for (i = 0; i < N_players; i++)
1798         {       
1799                 if ((i != Player_num) && (i!=player_num) && (Players[i].connected)) {
1800                   if (Players[i].connected==1)
1801                          network_send_endlevel_short_sub(player_num,i);
1802                   else {
1803                         if (Network_game_type == IPX_GAME)
1804                                 ipx_send_packet_data((ubyte *)&end, sizeof(endlevel_info), NetPlayers.players[i].network.ipx.server, NetPlayers.players[i].network.ipx.node,Players[i].net_address);
1805                         #ifdef MACINTOSH
1806                         else
1807                                 appletalk_send_packet_data( (ubyte *)&end, sizeof(endlevel_info), NetPlayers.players[i].network.appletalk.node,
1808                                                                                         NetPlayers.players[i].network.appletalk.net,
1809                                                                                         NetPlayers.players[i].network.appletalk.socket);
1810                         #endif
1811                         }       
1812                 }
1813         }
1814 }
1815
1816 /* Send an updated endlevel status to other hosts */
1817 void
1818 network_send_endlevel_packet(void)
1819 {
1820         network_send_endlevel_sub(Player_num);
1821 }
1822
1823
1824 /* Send an endlevel packet for a player */
1825 void
1826 network_send_endlevel_short_sub(int from_player_num,int to_player)
1827 {
1828         endlevel_info_short end;
1829
1830         end.type = PID_ENDLEVEL_SHORT;
1831         end.player_num = from_player_num;
1832         end.connected = Players[from_player_num].connected;
1833         end.seconds_left = Countdown_seconds_left;
1834
1835
1836         if (Players[from_player_num].connected == 1) // Still playing
1837         {
1838                 Assert(Control_center_destroyed);
1839         }
1840
1841         if ((to_player != Player_num) && (to_player!=from_player_num) && (Players[to_player].connected))
1842         {
1843                 mprintf((0, "Sending short endlevel packet to %s.\n",Players[to_player].callsign));
1844                 if (Network_game_type == IPX_GAME)
1845                         ipx_send_packet_data((ubyte *)&end, sizeof(endlevel_info_short), NetPlayers.players[to_player].network.ipx.server, NetPlayers.players[to_player].network.ipx.node,Players[to_player].net_address);
1846                 #ifdef MACINTOSH
1847                 else
1848                         appletalk_send_packet_data( (ubyte *)&end, sizeof(endlevel_info_short), NetPlayers.players[to_player].network.appletalk.node,
1849                                                                                 NetPlayers.players[to_player].network.appletalk.net,
1850                                                                                 NetPlayers.players[to_player].network.appletalk.socket);
1851                 #endif
1852         }
1853 }
1854
1855 extern fix ThisLevelTime;
1856
1857 void
1858 network_send_game_info(sequence_packet *their)
1859 {
1860         // Send game info to someone who requested it
1861
1862         char old_type, old_status;
1863    fix timevar;
1864    int i;
1865
1866         mprintf((0, "Sending game info.\n"));
1867
1868         network_update_netgame(); // Update the values in the netgame struct
1869
1870         old_type = Netgame.type;
1871         old_status = Netgame.game_status;
1872
1873         Netgame.type = PID_GAME_INFO;
1874    NetPlayers.type = PID_PLAYERSINFO;
1875
1876    NetPlayers.Security=Netgame.Security;
1877         Netgame.version_major=Version_major;
1878         Netgame.version_minor=Version_minor;
1879
1880         if (Endlevel_sequence || Control_center_destroyed)
1881                 Netgame.game_status = NETSTAT_ENDLEVEL;
1882
1883         if (Netgame.PlayTimeAllowed)
1884     {
1885                 timevar=i2f (Netgame.PlayTimeAllowed*5*60);
1886                 i=f2i(timevar-ThisLevelTime);
1887                 if (i<30)
1888                         Netgame.game_status=NETSTAT_ENDLEVEL;
1889         }       
1890
1891         if (!their) {
1892                 if (Network_game_type == IPX_GAME) {
1893                         send_broadcast_full_netgame_packet();
1894                         send_broadcast_netplayers_packet();
1895                 } // nothing to do for appletalk games I think....
1896         } else {
1897                 if (Network_game_type == IPX_GAME) {
1898                         send_internetwork_full_netgame_packet(their->player.network.ipx.server, their->player.network.ipx.node);
1899                         send_netplayers_packet(their->player.network.ipx.server, their->player.network.ipx.node);
1900                 #ifdef MACINTOSH
1901                 } else {
1902                         appletalk_send_packet_data( (ubyte *)&Netgame, sizeof(netgame_info), their->player.network.appletalk.node,
1903                                                                                 their->player.network.appletalk.net, their->player.network.appletalk.socket );
1904                         appletalk_send_packet_data( (ubyte *)&NetPlayers, sizeof(AllNetPlayers_info), their->player.network.appletalk.node,
1905                                                                                 their->player.network.appletalk.net, their->player.network.appletalk.socket );
1906                 #endif
1907                 }
1908         }  
1909
1910         Netgame.type = old_type;
1911         Netgame.game_status = old_status;
1912 }       
1913
1914 void network_send_lite_info(sequence_packet *their)
1915 {
1916         // Send game info to someone who requested it
1917
1918         char old_type, old_status,oldstatus;
1919
1920         mprintf((0, "Sending lite game info.\n"));
1921
1922         network_update_netgame(); // Update the values in the netgame struct
1923
1924         old_type = Netgame.type;
1925         old_status = Netgame.game_status;
1926
1927         Netgame.type = PID_LITE_INFO;
1928
1929         if (Endlevel_sequence || Control_center_destroyed)
1930                 Netgame.game_status = NETSTAT_ENDLEVEL;
1931
1932 // If hoard mode, make this game look closed even if it isn't
1933    if (HoardEquipped())
1934         {
1935                 if (Game_mode & GM_HOARD)
1936                 {
1937                         oldstatus=Netgame.game_status;
1938                         Netgame.game_status=NETSTAT_ENDLEVEL;
1939                         Netgame.gamemode=NETGAME_CAPTURE_FLAG;
1940                         if (oldstatus==NETSTAT_ENDLEVEL)
1941                                 Netgame.game_flags|=NETGAME_FLAG_REALLY_ENDLEVEL;
1942                         if (oldstatus==NETSTAT_STARTING)
1943                                 Netgame.game_flags|=NETGAME_FLAG_REALLY_FORMING;
1944                 }
1945         }
1946
1947         if (!their) {
1948                 if (Network_game_type == IPX_GAME) {
1949                         send_broadcast_lite_netgame_packet();
1950                 }               // nothing to do for appletalk I think....
1951         } else {
1952                 if (Network_game_type == IPX_GAME) {
1953                         send_internetwork_lite_netgame_packet(their->player.network.ipx.server, their->player.network.ipx.node);
1954                 #ifdef MACINTOSH
1955                 } else {
1956                         appletalk_send_packet_data( (ubyte *)&Netgame, sizeof(lite_info), their->player.network.appletalk.node,
1957                                                                                 their->player.network.appletalk.net, their->player.network.appletalk.socket );
1958                 #endif
1959                 }
1960         }  
1961
1962         //  Restore the pre-hoard mode
1963         if (HoardEquipped())
1964         {
1965                 if (Game_mode & GM_HOARD)
1966                 {
1967                         if (!(Game_mode & GM_TEAM))
1968                            Netgame.gamemode=NETGAME_HOARD;
1969                         else
1970                            Netgame.gamemode=NETGAME_TEAM_HOARD;
1971                         Netgame.game_flags&=~NETGAME_FLAG_REALLY_ENDLEVEL;
1972                         Netgame.game_flags&=~NETGAME_FLAG_REALLY_FORMING;
1973                         Netgame.game_flags&=~NETGAME_FLAG_TEAM_HOARD;
1974                 }
1975         }
1976
1977         Netgame.type = old_type;
1978         Netgame.game_status = old_status;
1979
1980 }       
1981
1982 /* Send game info to all players in this game */
1983 void network_send_netgame_update()
1984 {
1985         char old_type, old_status;
1986         int i;
1987
1988         mprintf((0, "Sending updated game info.\n"));
1989
1990         network_update_netgame(); // Update the values in the netgame struct
1991
1992         old_type = Netgame.type;
1993         old_status = Netgame.game_status;
1994
1995         Netgame.type = PID_GAME_UPDATE;
1996
1997         if (Endlevel_sequence || Control_center_destroyed)
1998                 Netgame.game_status = NETSTAT_ENDLEVEL;
1999  
2000         for (i=0; i<N_players; i++ )    {
2001                 if ( (Players[i].connected) && (i!=Player_num ) )       {
2002                         if (Network_game_type == IPX_GAME) {
2003                                 send_lite_netgame_packet(NetPlayers.players[i].network.ipx.server, NetPlayers.players[i].network.ipx.node, Players[i].net_address);
2004                         #ifdef MACINTOSH
2005                         } else {
2006                                 appletalk_send_packet_data( (ubyte *)&Netgame, sizeof(lite_info), NetPlayers.players[i].network.appletalk.node,
2007                                                                                         NetPlayers.players[i].network.appletalk.net, NetPlayers.players[i].network.appletalk.socket );
2008                         #endif
2009                         }
2010                 }
2011         }
2012
2013         Netgame.type = old_type;
2014         Netgame.game_status = old_status;
2015 }       
2016                           
2017 int network_send_request(void)
2018 {
2019         // Send a request to join a game 'Netgame'.  Returns 0 if we can join this
2020         // game, non-zero if there is some problem.
2021         int i;
2022
2023         if (Netgame.numplayers < 1)
2024          return 1;
2025
2026         for (i = 0; i < MAX_NUM_NET_PLAYERS; i++)
2027           if (NetPlayers.players[i].connected)
2028               break;
2029
2030         Assert(i < MAX_NUM_NET_PLAYERS);
2031
2032         mprintf((0, "Sending game enroll request to player %d (%s). Serv=%x Node=%x Level=%d\n", i, Players[i].callsign,NetPlayers.players[i].network.ipx.server,NetPlayers.players[i].network.ipx.node,Netgame.levelnum));
2033
2034 //      segments_checksum = netmisc_calc_checksum( Segments, sizeof(segment)*(Highest_segment_index+1) );       
2035
2036         My_Seq.type = PID_REQUEST;
2037         My_Seq.player.connected = Current_level_num;
2038
2039         if (Network_game_type == IPX_GAME) {
2040                 send_internetwork_sequence_packet(My_Seq, NetPlayers.players[i].network.ipx.server, NetPlayers.players[i].network.ipx.node);
2041         #ifdef MACINTOSH
2042         } else {
2043                 appletalk_send_packet_data( (ubyte *)&My_Seq, sizeof(sequence_packet), NetPlayers.players[i].network.appletalk.node,
2044                                                                         NetPlayers.players[i].network.appletalk.net,
2045                                                                         NetPlayers.players[i].network.appletalk.socket);
2046         #endif
2047         }
2048
2049         return i;
2050 }
2051
2052 int SecurityCheck=0;
2053         
2054 void network_process_gameinfo(ubyte *data)
2055 {
2056         int i, j;
2057         netgame_info *new = (netgame_info *)data;
2058 #ifdef WORDS_BIGENDIAN
2059         netgame_info tmp_info;
2060
2061         if (Network_game_type == IPX_GAME)  {
2062                 receive_netgame_packet(data, &tmp_info, 0);                     // get correctly aligned structure
2063                 new = &tmp_info;
2064         }
2065 #endif
2066         
2067
2068    WaitingForPlayerInfo=0;
2069
2070    if (new->Security !=TempPlayersInfo->Security)
2071     {
2072      Int3();     // Get Jason
2073      return;     // If this first half doesn't go with the second half
2074     }
2075
2076         Network_games_changed = 1;
2077
2078    //mprintf((0, "Got game data for game %s.\n", new->game_name));
2079
2080    Assert (TempPlayersInfo!=NULL);
2081
2082         for (i = 0; i < num_active_games; i++)
2083          {
2084           //mprintf ((0,"GAMEINFO: Game %d is %s!\n",i,Active_games[i].game_name));
2085           
2086           if (!stricmp(Active_games[i].game_name, new->game_name) && 
2087                                   Active_games[i].Security==new->Security)
2088                break;
2089          }
2090
2091         if (i == MAX_ACTIVE_NETGAMES)
2092         {
2093                 mprintf((0, "Too many netgames.\n"));
2094                 return;
2095         }
2096         
2097 // MWA  memcpy(&Active_games[i], data, sizeof(netgame_info));
2098         memcpy(&Active_games[i], (ubyte *)new, sizeof(netgame_info));
2099         memcpy (&ActiveNetPlayers[i],TempPlayersInfo,sizeof(AllNetPlayers_info));
2100
2101    if (SecurityCheck)
2102          if (Active_games[i].Security==SecurityCheck)
2103                 SecurityCheck=-1;
2104
2105         //mprintf ((0,"Recieved %d unique games...\n",i));
2106
2107         if (i == num_active_games)
2108                 num_active_games++;
2109
2110         if (Active_games[i].numplayers == 0)
2111         {
2112          mprintf ((0,"DELETING THIS GAME!!!\n"));       
2113                 // Delete this game
2114                 for (j = i; j < num_active_games-1; j++)
2115         {
2116              memcpy(&Active_games[j], &Active_games[j+1], sizeof(netgame_info));
2117            memcpy (&ActiveNetPlayers[j],&ActiveNetPlayers[j+1],sizeof(AllNetPlayers_info));
2118         }
2119                 num_active_games--;
2120                 SecurityCheck=0;
2121         }
2122 }
2123
2124 void network_process_lite_info(ubyte *data)
2125 {
2126         int i, j;
2127         lite_info *new = (lite_info *)data;
2128 #ifdef WORDS_BIGENDIAN
2129         lite_info tmp_info;
2130
2131         if (Network_game_type == IPX_GAME) {
2132                 receive_netgame_packet(data, (netgame_info *)&tmp_info, 1);
2133                 new = &tmp_info;
2134         }
2135 #endif
2136
2137         Network_games_changed = 1;
2138
2139    //mprintf((0, "Got game data for game %s.\n", new->game_name));
2140
2141         for (i = 0; i < num_active_games; i++)
2142     {
2143       //mprintf ((0,"GAMEINFO: Game %d is %s!\n",i,Active_games[i].game_name));
2144       
2145       if ((!stricmp(Active_games[i].game_name, new->game_name)) && 
2146                          Active_games[i].Security==new->Security)
2147                                 break;
2148     }
2149
2150         if (i == MAX_ACTIVE_NETGAMES)
2151         {
2152                 mprintf((0, "Too many netgames.\n"));
2153                 return;
2154         }
2155         
2156         memcpy(&Active_games[i], (ubyte *)new, sizeof(lite_info));
2157
2158 // See if this is really a Hoard game
2159 // If so, adjust all the data accordingly
2160
2161         if (HoardEquipped())
2162         {
2163                 if (Active_games[i].game_flags & NETGAME_FLAG_HOARD)
2164                 {
2165                         Active_games[i].gamemode=NETGAME_HOARD;                                   
2166                         Active_games[i].game_status=NETSTAT_PLAYING;
2167                         
2168                         if (Active_games[i].game_flags & NETGAME_FLAG_TEAM_HOARD)
2169                                 Active_games[i].gamemode=NETGAME_TEAM_HOARD;                                      
2170                         if (Active_games[i].game_flags & NETGAME_FLAG_REALLY_ENDLEVEL)
2171                                 Active_games[i].game_status=NETSTAT_ENDLEVEL;
2172                         if (Active_games[i].game_flags & NETGAME_FLAG_REALLY_FORMING)
2173                                 Active_games[i].game_status=NETSTAT_STARTING;
2174                 }
2175         }
2176
2177    //mprintf ((0,"Recieved %d unique games...\n",i));
2178
2179         if (i == num_active_games)
2180                 num_active_games++;
2181
2182         if (Active_games[i].numplayers == 0)
2183     {
2184            mprintf ((0,"DELETING THIS GAME!!!\n"));     
2185                 // Delete this game
2186                 for (j = i; j < num_active_games-1; j++)
2187         {
2188              memcpy(&Active_games[j], &Active_games[j+1], sizeof(netgame_info));
2189         }
2190                 num_active_games--;
2191         }
2192 }
2193
2194 void network_process_dump(sequence_packet *their)
2195 {
2196         // Our request for join was denied.  Tell the user why.
2197
2198         char temp[40];
2199         int i;
2200
2201         mprintf((0, "Dumped by player %s, type %d.\n", their->player.callsign, their->player.connected));
2202
2203    if (their->player.connected!=7)
2204                 nm_messagebox(NULL, 1, TXT_OK, NET_DUMP_STRINGS(their->player.connected));
2205         else
2206                 {
2207                  for (i=0;i<N_players;i++)
2208                         if (!stricmp (their->player.callsign,Players[i].callsign))
2209                         {
2210                                 if (i!=network_who_is_master())
2211                                 {
2212                                         HUD_init_message ("%s attempted to kick you out.",their->player.callsign);
2213                                 }
2214                                 else
2215                                 {
2216                                   sprintf (temp,"%s has kicked you out!",their->player.callsign);
2217                                   nm_messagebox(NULL, 1, TXT_OK, &temp);
2218                             if (Network_status==NETSTAT_PLAYING)
2219                                   {
2220                                         IWasKicked=1;
2221                                         multi_leave_game();     
2222                                   }
2223                                  else
2224                                         Network_status = NETSTAT_MENU;
2225                       }
2226                    }
2227                 }
2228 }       
2229 void network_process_request(sequence_packet *their)
2230 {
2231         // Player is ready to receieve a sync packet
2232         int i;
2233
2234         mprintf((0, "Player %s ready for sync.\n", their->player.callsign));
2235
2236         for (i = 0; i < N_players; i++) {
2237                 if (Network_game_type == IPX_GAME) {
2238                         if (!memcmp(their->player.network.ipx.server, NetPlayers.players[i].network.ipx.server, 4) && !memcmp(their->player.network.ipx.node, NetPlayers.players[i].network.ipx.node, 6) && (!stricmp(their->player.callsign, NetPlayers.players[i].callsign))) {
2239                                 Players[i].connected = 1;
2240                                 break;
2241                         }
2242                 } else {
2243                         if ( (their->player.network.appletalk.node == NetPlayers.players[i].network.appletalk.node) && (their->player.network.appletalk.net == NetPlayers.players[i].network.appletalk.net) && (!stricmp(their->player.callsign, NetPlayers.players[i].callsign)) ) {
2244                                 Players[i].connected = 1;
2245                                 break;
2246                         }
2247                 }
2248         }                       
2249 }
2250
2251 #define REFUSE_INTERVAL F1_0 * 8
2252 extern void multi_reset_object_texture (object *);
2253
2254 void network_process_packet(ubyte *data, int length )
2255 {
2256         sequence_packet *their = (sequence_packet *)data;
2257 #ifdef WORDS_BIGENDIAN
2258         sequence_packet tmp_packet;
2259
2260         if (Network_game_type == IPX_GAME) {
2261                 receive_sequence_packet(data, &tmp_packet);
2262                 their = &tmp_packet;                                            // reassign their to point to correctly alinged structure
2263         }
2264 #endif
2265
2266    //mprintf( (0, "Got packet of length %d, type %d\n", length, their->type ));
2267         
2268 //      if ( length < sizeof(sequence_packet) ) return;
2269
2270         length = length;
2271
2272         switch( data[0] )       {
2273         
2274          case PID_GAME_INFO:            // Jason L. says we can safely ignore this type.
2275                 break;
2276         
2277      case PID_PLAYERSINFO:
2278
2279                 mprintf ((0,"Got a PID_PLAYERSINFO!\n"));
2280
2281                 if (Network_status==NETSTAT_WAITING)
2282                 {
2283                         if (Network_game_type == IPX_GAME)
2284                                 receive_netplayers_packet(data, &TempPlayersBase);
2285                         else
2286                                 memcpy (&TempPlayersBase,data,sizeof(AllNetPlayers_info));
2287
2288                         if (TempPlayersBase.Security!=Netgame.Security)
2289                          {
2290                           mprintf ((0,"Bad security for PLAYERSINFO\n"));
2291                           break;
2292                          }      
2293                 
2294                         mprintf ((0,"Got a waiting PID_PLAYERSINFO!\n"));
2295                         if (length!=ALLNETPLAYERSINFO_SIZE)
2296                         {
2297                                 mprintf ((0,"Invalid size for netplayers packet!\n"));
2298                                 return;
2299                         }
2300
2301                         TempPlayersInfo=&TempPlayersBase;
2302                         WaitingForPlayerInfo=0;
2303                         NetSecurityNum=TempPlayersInfo->Security;
2304                         NetSecurityFlag=NETSECURITY_WAIT_FOR_SYNC;
2305            }
2306
2307      break;
2308
2309    case PID_LITE_INFO:
2310
2311          if (length != LITE_INFO_SIZE)
2312                  {
2313                   mprintf ((0,"WARNING! Recieved invalid size for PID_LITE_INFO\n"));
2314                   return;
2315                  }
2316  
2317          if (Network_status == NETSTAT_BROWSING)
2318                 network_process_lite_info (data);
2319     break;
2320
2321         case PID_GAME_LIST:
2322                 // Someone wants a list of games
2323
2324            if (length != SEQUENCE_PACKET_SIZE)
2325                  {
2326                   mprintf ((0,"WARNING! Recieved invalid size for PID_GAME_LIST\n"));
2327                   return;
2328                  }
2329                         
2330                 mprintf((0, "Got a PID_GAME_LIST!\n"));
2331                 if ((Network_status == NETSTAT_PLAYING) || (Network_status == NETSTAT_STARTING) || (Network_status == NETSTAT_ENDLEVEL))
2332                         if (network_i_am_master())
2333                                 network_send_lite_info(their);
2334                 break;
2335
2336
2337         case PID_SEND_ALL_GAMEINFO:
2338
2339            if (length != SEQUENCE_PACKET_SIZE)
2340                  {
2341                   mprintf ((0,"WARNING! Recieved invalid size for PID_SEND_ALL_GAMEINFO\n"));
2342                   return;
2343                  }
2344
2345                 if ((Network_status == NETSTAT_PLAYING) || (Network_status == NETSTAT_STARTING) || (Network_status == NETSTAT_ENDLEVEL))
2346                         if (network_i_am_master() && their->Security==Netgame.Security)
2347                                 network_send_game_info(their);
2348                 break;
2349         
2350         case PID_ADDPLAYER:
2351
2352                 mprintf( (0, "Got NEWPLAYER message from %s.\n", their->player.callsign));
2353                 
2354            if (length != SEQUENCE_PACKET_SIZE)
2355                  {
2356                   mprintf ((0,"WARNING! Recieved invalid size for PID_ADDPLAYER\n"));
2357                   return;
2358                  }
2359                 mprintf( (0, "Got NEWPLAYER message from %s.\n", their->player.callsign));
2360                 network_new_player(their);
2361                 break;                  
2362         case PID_REQUEST:
2363            if (length != SEQUENCE_PACKET_SIZE)
2364                  {
2365                   mprintf ((0,"WARNING! Recieved invalid size for PID_REQUEST\n"));
2366                   return;
2367                  }
2368
2369                 mprintf( (0, "Got REQUEST from '%s'\n", their->player.callsign ));
2370                 if (Network_status == NETSTAT_STARTING) 
2371                 {
2372                         // Someone wants to join our game!
2373                         network_add_player(their);
2374                 }
2375                 else if (Network_status == NETSTAT_WAITING)
2376                 {
2377                         // Someone is ready to recieve a sync packet
2378                         network_process_request(their);
2379                 }
2380                 else if (Network_status == NETSTAT_PLAYING)
2381                 {
2382                         // Someone wants to join a game in progress!
2383                         if (Netgame.RefusePlayers)
2384                 DoRefuseStuff (their);
2385                    else 
2386                                 network_welcome_player(their);
2387                 }
2388                 break;
2389         case PID_DUMP:  
2390
2391            if (length != SEQUENCE_PACKET_SIZE)
2392                  {
2393                   mprintf ((0,"WARNING! Recieved invalid size for PID_DUMP\n"));
2394                   return;
2395                  }
2396   
2397                 if (Network_status == NETSTAT_WAITING || Network_status==NETSTAT_PLAYING )
2398                         network_process_dump(their);
2399                 break;
2400         case PID_QUIT_JOINING:
2401
2402            if (length != SEQUENCE_PACKET_SIZE)
2403                  {
2404                   mprintf ((0,"WARNING! Recieved invalid size for PID_QUIT_JOINING\n"));
2405                   return;
2406                  }
2407                 if (Network_status == NETSTAT_STARTING)
2408                         network_remove_player( their );
2409                 else if ((Network_status == NETSTAT_PLAYING) && (Network_send_objects))
2410                         network_stop_resync( their );
2411                 break;
2412         case PID_SYNC:  
2413
2414                 mprintf ((0,"Got a sync packet! Network_status=%d\n",NETSTAT_WAITING));
2415
2416                 if (Network_status == NETSTAT_WAITING)  {
2417
2418                         if (Network_game_type == IPX_GAME)
2419                                 receive_full_netgame_packet(data, &TempNetInfo);
2420                         else
2421                                 memcpy((ubyte *)&(TempNetInfo), data, sizeof(netgame_info));
2422
2423                         if (TempNetInfo.Security!=Netgame.Security)
2424                          {
2425                                 mprintf ((0,"Bad security on sync packet.\n"));
2426                                 break;
2427                          }
2428
2429                         if (NetSecurityFlag==NETSECURITY_WAIT_FOR_SYNC)
2430                          {
2431                           if (TempNetInfo.Security==TempPlayersInfo->Security)
2432                           {
2433                                 network_read_sync_packet (&TempNetInfo,0);
2434                                 NetSecurityFlag=0;
2435                                 NetSecurityNum=0;
2436                           }     
2437                          }
2438                         else
2439                          {      
2440                         NetSecurityFlag=NETSECURITY_WAIT_FOR_PLAYERS;
2441                         NetSecurityNum=TempNetInfo.Security;
2442
2443                         if ( network_wait_for_playerinfo())
2444                                 network_read_sync_packet((netgame_info *)data,0);
2445  
2446                         NetSecurityFlag=0;
2447                         NetSecurityNum=0;
2448                          }
2449                 }
2450                 break;
2451
2452         case PID_PDATA: 
2453                 if ((Game_mode&GM_NETWORK) && ((Network_status == NETSTAT_PLAYING)||(Network_status == NETSTAT_ENDLEVEL) || Network_status==NETSTAT_WAITING)) { 
2454                         network_process_pdata((char *)data);
2455                 }
2456                 break;
2457    case PID_NAKED_PDATA:
2458                 if ((Game_mode&GM_NETWORK) && ((Network_status == NETSTAT_PLAYING)||(Network_status == NETSTAT_ENDLEVEL) || Network_status==NETSTAT_WAITING)) 
2459                         network_process_naked_pdata((char *)data,length);
2460            break;
2461
2462         case PID_OBJECT_DATA:
2463                 if (Network_status == NETSTAT_WAITING) 
2464                         network_read_object_packet(data);
2465                 break;
2466         case PID_ENDLEVEL:
2467                 if ((Network_status == NETSTAT_ENDLEVEL) || (Network_status == NETSTAT_PLAYING))
2468                         network_read_endlevel_packet(data);
2469                 else
2470                         mprintf((0, "Junked endlevel packet.\n"));
2471                 break;
2472         case PID_ENDLEVEL_SHORT:
2473                 if ((Network_status == NETSTAT_ENDLEVEL) || (Network_status == NETSTAT_PLAYING))
2474                         network_read_endlevel_short_packet(data);
2475                 else
2476                         mprintf((0, "Junked short endlevel packet!\n"));
2477                 break;
2478
2479         case PID_GAME_UPDATE:
2480                 mprintf ((0,"Got a GAME_UPDATE!\n"));
2481                         
2482                 if (Network_status==NETSTAT_PLAYING)
2483                  {
2484                         if (Network_game_type == IPX_GAME)
2485                                 receive_lite_netgame_packet(data, &TempNetInfo);
2486                         else
2487                                 memcpy((ubyte *)&TempNetInfo, data, sizeof(lite_info) );
2488                   if (TempNetInfo.Security==Netgame.Security)
2489                          memcpy (&Netgame,(ubyte *)&TempNetInfo,sizeof(lite_info));
2490                  }
2491                 if (Game_mode & GM_TEAM)
2492                  {
2493                         int i;
2494
2495                         for (i=0;i<N_players;i++)
2496                          if (Players[i].connected)
2497                         multi_reset_object_texture (&Objects[Players[i].objnum]);
2498                     reset_cockpit();
2499                  }
2500            break;
2501    case PID_PING_SEND:
2502                 network_ping (PID_PING_RETURN,data[1]);
2503                 break;
2504    case PID_PING_RETURN:
2505                 network_handle_ping_return(data[1]);  // data[1] is player who told us of their ping time
2506                 break;
2507    case PID_NAMES_RETURN:
2508                 if (Network_status==NETSTAT_BROWSING && NamesInfoSecurity!=-1)
2509                   network_process_names_return (data);
2510                 break;
2511         case PID_GAME_PLAYERS:
2512                 // Someone wants a list of players in this game
2513
2514            if (length != SEQUENCE_PACKET_SIZE)
2515                  {
2516                   mprintf ((0,"WARNING! Recieved invalid size for PID_GAME_PLAYERS\n"));
2517                   return;
2518                  }
2519                         
2520                 mprintf((0, "Got a PID_GAME_PLAYERS!\n"));
2521                 if ((Network_status == NETSTAT_PLAYING) || (Network_status == NETSTAT_STARTING) || (Network_status == NETSTAT_ENDLEVEL))
2522                         if (network_i_am_master() && their->Security==Netgame.Security)
2523                                 network_send_player_names(their);
2524                 break;
2525
2526         default:
2527                 mprintf((0, "Ignoring invalid packet type.\n"));
2528                 Int3(); // Invalid network packet type, see ROB
2529            break;
2530         }
2531 }
2532
2533 #ifndef NDEBUG
2534 void dump_segments()
2535 {
2536         FILE * fp;
2537
2538         fp = fopen( "TEST.DMP", "wb" );
2539         fwrite( Segments, sizeof(segment)*(Highest_segment_index+1),1, fp );    
2540         fclose(fp);
2541         mprintf( (0, "SS=%d\n", sizeof(segment) ));
2542 }
2543 #endif
2544
2545
2546 void
2547 network_read_endlevel_packet( ubyte *data )
2548 {
2549         // Special packet for end of level syncing
2550         int playernum;
2551         endlevel_info *end = (endlevel_info *)data;
2552 #ifdef WORDS_BIGENDIAN
2553         int i, j;
2554
2555         for (i = 0; i < MAX_PLAYERS; i++)
2556                 for (j = 0; j < MAX_PLAYERS; j++)
2557                         end->kill_matrix[i][j] = INTEL_SHORT(end->kill_matrix[i][j]);
2558         end->kills = INTEL_SHORT(end->kills);
2559         end->killed = INTEL_SHORT(end->killed);
2560 #endif
2561
2562         playernum = end->player_num;
2563         
2564         Assert(playernum != Player_num);
2565     
2566         if (playernum>=N_players)
2567          {              
2568                 Int3(); // weird, but it an happen in a coop restore game
2569                 return; // if it happens in a coop restore, don't worry about it
2570          }
2571
2572         if ((Network_status == NETSTAT_PLAYING) && (end->connected != 0))
2573                 return; // Only accept disconnect packets if we're not out of the level yet
2574
2575         Players[playernum].connected = end->connected;
2576         memcpy(&kill_matrix[playernum][0], end->kill_matrix, MAX_PLAYERS*sizeof(short));
2577         Players[playernum].net_kills_total = end->kills;
2578         Players[playernum].net_killed_total = end->killed;
2579
2580         if ((Players[playernum].connected == 1) && (end->seconds_left < Countdown_seconds_left))
2581                 Countdown_seconds_left = end->seconds_left;
2582
2583         LastPacketTime[playernum] = timer_get_approx_seconds();
2584
2585 //      mprintf((0, "Got endlevel packet from player %d.\n", playernum));
2586 }
2587
2588 void
2589 network_read_endlevel_short_packet( ubyte *data )
2590 {
2591         // Special packet for end of level syncing
2592
2593         int playernum;
2594         endlevel_info_short *end;       
2595
2596         end = (endlevel_info_short *)data;
2597
2598         playernum = end->player_num;
2599         
2600         Assert(playernum != Player_num);
2601     
2602         if (playernum>=N_players)
2603          {              
2604                 Int3(); // weird, but it can happen in a coop restore game
2605                 return; // if it happens in a coop restore, don't worry about it
2606          }
2607
2608         if ((Network_status == NETSTAT_PLAYING) && (end->connected != 0))
2609          {
2610                 //mprintf ((0,"Returning early for short_endlevel\n"));
2611                 return; // Only accept disconnect packets if we're not out of the level yet
2612          }
2613
2614         Players[playernum].connected = end->connected;
2615
2616         if ((Players[playernum].connected == 1) && (end->seconds_left < Countdown_seconds_left))
2617                 Countdown_seconds_left = end->seconds_left;
2618
2619         LastPacketTime[playernum] = timer_get_approx_seconds();
2620 }
2621
2622
2623 void
2624 network_pack_objects(void)
2625 {
2626         // Switching modes, pack the object array
2627
2628         special_reset_objects();
2629 }                               
2630
2631 int
2632 network_verify_objects(int remote, int local)
2633 {
2634         int i;
2635         int nplayers, got_controlcen=0;
2636
2637    mprintf ((0,"NETWORK:remote=%d local=%d\n",remote,local));
2638
2639         if ((remote-local) > 10)
2640                 return(-1);
2641
2642         if (Game_mode & GM_MULTI_ROBOTS)
2643                 got_controlcen = 1;
2644
2645         nplayers = 0;
2646
2647         for (i = 0; i <= Highest_object_index; i++)
2648         {
2649                 if ((Objects[i].type == OBJ_PLAYER) || (Objects[i].type == OBJ_GHOST))
2650                         nplayers++;
2651                 if (Objects[i].type == OBJ_CNTRLCEN)
2652                         got_controlcen=1;
2653         }
2654
2655     if (got_controlcen && (MaxNumNetPlayers<=nplayers))
2656                 return(0);
2657
2658         return(1);
2659 }
2660
2661 void
2662 network_read_object_packet( ubyte *data )
2663 {
2664         // Object from another net player we need to sync with
2665
2666         short objnum, remote_objnum;
2667         sbyte obj_owner;
2668         int segnum, i;
2669         object *obj;
2670
2671         static int my_pnum = 0;
2672         static int mode = 0;
2673         static int object_count = 0;
2674         static int frame_num = 0;
2675         int nobj = data[1];
2676         int loc = 3;
2677         int remote_frame_num = data[2];
2678         
2679         frame_num++;
2680
2681 //      mprintf((0, "Object packet %d (remote #%d) contains %d objects.\n", frame_num, remote_frame_num, nobj));
2682
2683         for (i = 0; i < nobj; i++)
2684         {
2685                 objnum = INTEL_SHORT( *(short *)(data+loc) );                   loc += 2;
2686                 obj_owner = data[loc];                                          loc += 1;
2687                 remote_objnum = INTEL_SHORT( *(short *)(data+loc) );            loc += 2;
2688
2689                 if (objnum == -1) 
2690                 {
2691                         // Clear object array
2692                         mprintf((0, "Clearing object array.\n"));
2693
2694                         init_objects();
2695                         Network_rejoined = 1;
2696                         my_pnum = obj_owner;
2697                         change_playernum_to(my_pnum);
2698                         mode = 1;
2699                         object_count = 0;
2700                         frame_num = 1;
2701                 }
2702                 else if (objnum == -2)
2703                 {
2704                         // Special debug checksum marker for entire send
2705                         if (mode == 1)
2706                         {
2707                                 network_pack_objects();
2708                                 mode = 0;
2709                         }
2710                         mprintf((0, "Objnum -2 found in frame local %d remote %d.\n", frame_num, remote_frame_num));
2711                         mprintf((0, "Got %d objects, expected %d.\n", object_count, remote_objnum));
2712                         if (remote_objnum != object_count) {
2713                                 Int3();
2714                         }
2715                         if (network_verify_objects(remote_objnum, object_count))
2716                         {
2717                                 // Failed to sync up 
2718                                 nm_messagebox(NULL, 1, TXT_OK, TXT_NET_SYNC_FAILED);
2719                                 Network_status = NETSTAT_MENU;                          
2720                                 return;
2721                         }
2722                         frame_num = 0;
2723                 }
2724                 else 
2725                 {
2726                         if (frame_num != remote_frame_num)
2727                                 Int3();
2728                         mprintf ((0,"Got a type 3 object packet!\n"));
2729                         object_count++;
2730                         if ((obj_owner == my_pnum) || (obj_owner == -1)) 
2731                         {
2732                                 if (mode != 1)
2733                                         Int3(); // SEE ROB
2734                                 objnum = remote_objnum;
2735                                 //if (objnum > Highest_object_index)
2736                                 //{
2737                                 //      Highest_object_index = objnum;
2738                                 //      num_objects = Highest_object_index+1;
2739                                 //}
2740                         }
2741                         else {
2742                                 if (mode == 1)
2743                                 {
2744                                         network_pack_objects();
2745                                         mode = 0;
2746                                 }
2747                                 objnum = obj_allocate();
2748                         }
2749                         if (objnum != -1) {
2750                                 obj = &Objects[objnum];
2751                                 if (obj->segnum != -1)
2752                                         obj_unlink(objnum);
2753                                 Assert(obj->segnum == -1);
2754                                 Assert(objnum < MAX_OBJECTS);
2755                                 memcpy(obj, &data[loc], sizeof(object));
2756                                 if (Network_game_type == IPX_GAME)
2757                                         swap_object(obj);
2758                                 loc += sizeof(object);
2759                                 segnum = obj->segnum;
2760                                 obj->next = obj->prev = obj->segnum = -1;
2761                                 obj->attached_obj = -1;
2762                                 if (segnum > -1)
2763                                         obj_link(obj-Objects,segnum);
2764                                 if (obj_owner == my_pnum) 
2765                                         map_objnum_local_to_local(objnum);
2766                                 else if (obj_owner != -1)
2767                                         map_objnum_local_to_remote(objnum, remote_objnum, obj_owner);
2768                                 else
2769                                         object_owner[objnum] = -1;
2770                         }
2771                 } // For a standard onbject
2772         } // For each object in packet
2773 }
2774         
2775 /* Polling loop waiting for sync packet to start game
2776  * after having sent request
2777  */
2778 void network_sync_poll( int nitems, newmenu_item * menus, int * key, int citem )
2779 {
2780
2781         static fix t1 = 0;
2782
2783         menus = menus;
2784         citem = citem;
2785         nitems = nitems;
2786
2787         network_listen();
2788
2789         if (Network_status != NETSTAT_WAITING)  // Status changed to playing, exit the menu
2790                 *key = -2;
2791
2792         if (!Network_rejoined && (timer_get_approx_seconds() > t1+F1_0*2))
2793         {
2794                 int i;
2795
2796                 // Poll time expired, re-send request
2797                 
2798                 t1 = timer_get_approx_seconds();
2799
2800                 mprintf((0, "Re-sending join request.\n"));
2801                 i = network_send_request();
2802                 if (i < 0)
2803                         *key = -2;
2804         }
2805 }
2806
2807 void network_start_poll( int nitems, newmenu_item * menus, int * key, int citem )
2808 {
2809         int i,n,nm;
2810
2811         key=key;
2812         citem=citem;
2813
2814         Assert(Network_status == NETSTAT_STARTING);
2815
2816         if (!menus[0].value) {
2817                         menus[0].value = 1;
2818                         menus[0].redraw = 1;
2819         }
2820
2821         for (i=1; i<nitems; i++ )       {
2822                 if ( (i>= N_players) && (menus[i].value) )      {
2823                         menus[i].value = 0;
2824                         menus[i].redraw = 1;
2825                 }
2826         }
2827
2828         nm = 0;
2829         for (i=0; i<nitems; i++ )       {
2830                 if ( menus[i].value )   {
2831                         nm++;
2832                         if ( nm > N_players )   {
2833                                 menus[i].value = 0;
2834                                 menus[i].redraw = 1;
2835                         }
2836                 }
2837         }
2838
2839         if ( nm > MaxNumNetPlayers )    {
2840                 nm_messagebox( TXT_ERROR, 1, TXT_OK, "%s %d %s", TXT_SORRY_ONLY, MaxNumNetPlayers, TXT_NETPLAYERS_IN );
2841                 // Turn off the last player highlighted
2842                 for (i = N_players; i > 0; i--)
2843                         if (menus[i].value == 1) 
2844                         {
2845                                 menus[i].value = 0;
2846                                 menus[i].redraw = 1;
2847                                 break;
2848                         }
2849         }
2850
2851 //       if (nitems > MAX_PLAYERS ) return; 
2852         
2853         n = Netgame.numplayers;
2854         network_listen();
2855
2856         if (n < Netgame.numplayers )    
2857         {
2858                 digi_play_sample (SOUND_HUD_MESSAGE,F1_0);
2859
2860       mprintf ((0,"More players are printed!"));
2861                 if (FindArg("-norankings"))
2862               sprintf( menus[N_players-1].text, "%d. %-20s", N_players,NetPlayers.players[N_players-1].callsign );
2863                 else
2864               sprintf( menus[N_players-1].text, "%d. %s%-20s", N_players, RankStrings[NetPlayers.players[N_players-1].rank],NetPlayers.players[N_players-1].callsign );
2865
2866                 menus[N_players-1].redraw = 1;
2867                 if (N_players <= MaxNumNetPlayers)
2868                 {
2869                         menus[N_players-1].value = 1;
2870                 }
2871         } 
2872         else if ( n > Netgame.numplayers )      
2873         {
2874                 // One got removed...
2875
2876       digi_play_sample (SOUND_HUD_KILL,F1_0);
2877   
2878                 for (i=0; i<N_players; i++ )    
2879                 {
2880          
2881          if (FindArg("-norankings"))    
2882                  sprintf( menus[i].text, "%d. %-20s", i+1, NetPlayers.players[i].callsign );
2883          else
2884                  sprintf( menus[i].text, "%d. %s%-20s", i+1, RankStrings[NetPlayers.players[i].rank],NetPlayers.players[i].callsign );
2885                         if (i < MaxNumNetPlayers)
2886                                 menus[i].value = 1;
2887                         else
2888                                 menus[i].value = 0;
2889                         menus[i].redraw = 1;
2890                 }
2891                 for (i=N_players; i<n; i++ )    
2892                 {
2893                         sprintf( menus[i].text, "%d. ", i+1 );          // Clear out the deleted entries...
2894                         menus[i].value = 0;
2895                         menus[i].redraw = 1;
2896                 }
2897    }
2898 }
2899
2900 int opt_cinvul, opt_team_anarchy, opt_coop, opt_show_on_map, opt_closed,opt_maxnet;
2901 int last_cinvul=0,last_maxnet,opt_team_hoard;
2902 int opt_refuse,opt_capture;
2903
2904 void network_game_param_poll( int nitems, newmenu_item * menus, int * key, int citem )
2905 {
2906         static int oldmaxnet=0;
2907
2908         if (((HoardEquipped() && menus[opt_team_hoard].value) || (menus[opt_team_anarchy].value || menus[opt_capture].value)) && !menus[opt_closed].value && !menus[opt_refuse].value) { 
2909                 menus[opt_refuse].value = 1;
2910                 menus[opt_refuse].redraw = 1;
2911                 menus[opt_refuse-1].value = 0;
2912                 menus[opt_refuse-1].redraw = 1;
2913                 menus[opt_refuse-2].value = 0;
2914                 menus[opt_refuse-2].redraw = 1;
2915         }
2916
2917         #ifndef MACINTOSH
2918         if (menus[opt_coop].value)
2919         #else
2920         if ( (menus[opt_coop].value) || ((Network_game_type == APPLETALK_GAME) && (Network_appletalk_type == LOCALTALK_TYPE) && (menus[opt_coop-1].value)) )
2921         #endif
2922         {
2923                 oldmaxnet=1;
2924
2925                 if (menus[opt_maxnet].value>2) 
2926                 {
2927                     menus[opt_maxnet].value=2;
2928                     menus[opt_maxnet].redraw=1;
2929                 }
2930
2931                 if (menus[opt_maxnet].max_value>2)
2932                 {
2933                     menus[opt_maxnet].max_value=2;
2934                     menus[opt_maxnet].redraw=1;
2935                 }
2936
2937                 #ifdef MACINTOSH
2938                 if ( (Network_game_type == APPLETALK_GAME) && (Network_appletalk_type == LOCALTALK_TYPE) ) {
2939                         if (menus[opt_maxnet].value > 0) {
2940                             menus[opt_maxnet].value=0;
2941                             menus[opt_maxnet].redraw=1;
2942                         }
2943                         if (menus[opt_maxnet].max_value > 0) {
2944                                 menus[opt_maxnet].max_value=0;
2945                                 menus[opt_maxnet].redraw=1;
2946                         }
2947                 }
2948                 #endif
2949
2950              if (!Netgame.game_flags & NETGAME_FLAG_SHOW_MAP) 
2951                         Netgame.game_flags |= NETGAME_FLAG_SHOW_MAP;
2952
2953                 if (Netgame.PlayTimeAllowed || Netgame.KillGoal)
2954                 {
2955                     Netgame.PlayTimeAllowed=0;
2956                     Netgame.KillGoal=0;
2957                 }
2958
2959         }
2960         else // if !Coop game
2961     {
2962                 if (oldmaxnet)
2963                 {
2964                     oldmaxnet=0;
2965                         menus[opt_maxnet].value=6;
2966                         menus[opt_maxnet].max_value=6;
2967
2968                     #ifdef MACINTOSH
2969                         if ( (Network_game_type == APPLETALK_GAME) && (Network_appletalk_type == LOCALTALK_TYPE) ) {
2970                                 menus[opt_maxnet].value=1;
2971                                 menus[opt_maxnet].max_value=1;
2972                         }
2973                         #endif
2974                           
2975                 }
2976         }         
2977
2978     if ( last_maxnet != menus[opt_maxnet].value )   
2979         {
2980                 sprintf( menus[opt_maxnet].text, "Maximum players: %d", menus[opt_maxnet].value+2 );
2981                 last_maxnet = menus[opt_maxnet].value;
2982                 menus[opt_maxnet].redraw = 1;
2983         }               
2984  }
2985
2986 int netgame_difficulty;
2987
2988 int network_get_game_params( char * game_name, int *mode, int *game_flags, int *level )
2989 {
2990         int i;
2991         int opt, opt_name, opt_level, opt_mode,opt_moreopts;
2992         newmenu_item m[20];
2993         char name[NETGAME_NAME_LEN+1];
2994         char slevel[5];
2995         char level_text[32];
2996         char srmaxnet[50];
2997
2998         int new_mission_num;
2999         int anarchy_only;
3000
3001         *game_flags=*game_flags;
3002
3003         SetAllAllowablesTo (1);
3004         NamesInfoSecurity=-1;
3005
3006         for (i=0;i<MAX_PLAYERS;i++)
3007                 if (i!=Player_num)
3008                         Players[i].callsign[0]=0;
3009
3010         MaxNumNetPlayers = MAX_NUM_NET_PLAYERS;
3011         Netgame.KillGoal=0;
3012         Netgame.PlayTimeAllowed=0;
3013         Netgame.Allow_marker_view=1;
3014         netgame_difficulty=Player_default_difficulty;
3015
3016         new_mission_num = multi_choose_mission(&anarchy_only);
3017
3018         if (new_mission_num < 0)
3019                 return -1;
3020
3021         if (!(FindArg ("-packets") && FindArg ("-shortpackets")))
3022                 if (!network_choose_connect ())
3023                         return -1;
3024
3025 #ifdef MACINTOSH
3026         if ( (Network_game_type == APPLETALK_GAME) && (Network_appletalk_type == LOCALTALK_TYPE) )
3027                 MaxNumNetPlayers = 3;
3028 #endif
3029
3030         strcpy(Netgame.mission_name, Mission_list[new_mission_num].filename);
3031         strcpy(Netgame.mission_title, Mission_list[new_mission_num].mission_name);
3032         Netgame.control_invul_time = control_invul_time;
3033
3034         sprintf( name, "%s%s", Players[Player_num].callsign, TXT_S_GAME );
3035         sprintf( slevel, "1" );
3036
3037         opt = 0;
3038         m[opt].type = NM_TYPE_TEXT; m[opt].text = TXT_DESCRIPTION; opt++;
3039
3040         opt_name = opt;
3041         m[opt].type = NM_TYPE_INPUT; m[opt].text = name; m[opt].text_len = NETGAME_NAME_LEN; opt++;
3042
3043         sprintf(level_text, "%s (1-%d)", TXT_LEVEL_, Last_level);
3044
3045 //      if (Last_secret_level < -1)
3046 //              sprintf(level_text+strlen(level_text)-1, ", S1-S%d)", -Last_secret_level);
3047 //      else if (Last_secret_level == -1)
3048 //              sprintf(level_text+strlen(level_text)-1, ", S1)");
3049
3050         Assert(strlen(level_text) < 32);
3051
3052         m[opt].type = NM_TYPE_TEXT; m[opt].text = level_text; opt++;
3053
3054         opt_level = opt;
3055         m[opt].type = NM_TYPE_INPUT; m[opt].text = slevel; m[opt].text_len=4; opt++;
3056 //      m[opt].type = NM_TYPE_TEXT; m[opt].text = TXT_OPTIONS; opt++;
3057         
3058         opt_mode = opt;
3059         m[opt].type = NM_TYPE_RADIO; m[opt].text = TXT_ANARCHY; m[opt].value=1; m[opt].group=0; opt++;
3060         m[opt].type = NM_TYPE_RADIO; m[opt].text = TXT_TEAM_ANARCHY; m[opt].value=0; m[opt].group=0; opt_team_anarchy=opt; opt++;
3061         m[opt].type = NM_TYPE_RADIO; m[opt].text = TXT_ANARCHY_W_ROBOTS; m[opt].value=0; m[opt].group=0; opt++;
3062         m[opt].type = NM_TYPE_RADIO; m[opt].text = TXT_COOPERATIVE; m[opt].value=0; m[opt].group=0; opt_coop=opt; opt++;
3063         m[opt].type = NM_TYPE_RADIO; m[opt].text = "Capture the flag"; m[opt].value=0; m[opt].group=0; opt_capture=opt; opt++;
3064    
3065         if (HoardEquipped())
3066         {
3067                 m[opt].type = NM_TYPE_RADIO; m[opt].text = "Hoard"; m[opt].value=0; m[opt].group=0; opt++;
3068                 m[opt].type = NM_TYPE_RADIO; m[opt].text = "Team Hoard"; m[opt].value=0; m[opt].group=0; opt_team_hoard=opt; opt++;
3069            m[opt].type = NM_TYPE_TEXT; m[opt].text = ""; opt++;
3070         } 
3071         else
3072          {  m[opt].type = NM_TYPE_TEXT; m[opt].text = ""; opt++; }
3073
3074         m[opt].type = NM_TYPE_RADIO; m[opt].text = "Open game"; m[opt].group=1; m[opt].value=0; opt++;
3075         opt_closed = opt;
3076         m[opt].type = NM_TYPE_RADIO; m[opt].text = TXT_CLOSED_GAME; m[opt].group=1; m[opt].value=0; opt++;
3077    opt_refuse = opt;
3078    m[opt].type = NM_TYPE_RADIO; m[opt].text = "Restricted Game              "; m[opt].group=1; m[opt].value=Netgame.RefusePlayers; opt++;
3079
3080 //      m[opt].type = NM_TYPE_CHECK; m[opt].text = TXT_SHOW_IDS; m[opt].value=0; opt++;
3081
3082    opt_maxnet = opt;
3083    sprintf( srmaxnet, "Maximum players: %d", MaxNumNetPlayers);
3084    m[opt].type = NM_TYPE_SLIDER; m[opt].value=MaxNumNetPlayers-2; m[opt].text= srmaxnet; m[opt].min_value=0; 
3085    m[opt].max_value=MaxNumNetPlayers-2; opt++;
3086    last_maxnet=MaxNumNetPlayers-2;
3087
3088    opt_moreopts=opt;
3089    m[opt].type = NM_TYPE_MENU;  m[opt].text = "More options..."; opt++;
3090
3091         Assert(opt <= 20);
3092
3093 menu:
3094    ExtGameStatus=GAMESTAT_NETGAME_OPTIONS; 
3095         i = newmenu_do1( NULL, NULL, opt, m, network_game_param_poll, 1 );
3096                                                                         //TXT_NETGAME_SETUP
3097    if (i==opt_moreopts)
3098     {
3099      if ( m[opt_mode+3].value )
3100       Game_mode=GM_MULTI_COOP;
3101      network_more_game_options();
3102      Game_mode=0;
3103      goto menu;
3104     }
3105   Netgame.RefusePlayers=m[opt_refuse].value;
3106
3107
3108         if ( i > -1 )   {
3109                 int j;
3110                       
3111    MaxNumNetPlayers = m[opt_maxnet].value+2;
3112    Netgame.max_numplayers=MaxNumNetPlayers;
3113                                 
3114                 for (j = 0; j < num_active_games; j++)
3115                         if (!stricmp(Active_games[j].game_name, name))
3116                         {
3117                                 nm_messagebox(TXT_ERROR, 1, TXT_OK, TXT_DUPLICATE_NAME);
3118                                 goto menu;
3119                         }
3120
3121                 strcpy( game_name, name );
3122                 
3123
3124                 *level = atoi(slevel);
3125
3126                 if ((*level < 1) || (*level > Last_level))
3127                 {
3128                         nm_messagebox(TXT_ERROR, 1, TXT_OK, TXT_LEVEL_OUT_RANGE );
3129                         sprintf(slevel, "1");
3130                         goto menu;
3131                 }
3132                 if ( m[opt_mode].value )
3133                         *mode = NETGAME_ANARCHY;
3134
3135 #ifdef SHAREWARE
3136                 else 
3137                 {
3138                         nm_messagebox(TXT_SORRY, 1, TXT_OK, TXT_REGISTERED_ONLY );
3139                         m[opt_mode+1].value = 0;
3140                         m[opt_mode+2].value = 0;
3141                         m[opt_mode+3].value = 0;
3142                    if (HoardEquipped())
3143                                 m[opt_mode+4].value = 0;
3144
3145                         m[opt_mode].value = 1;
3146                         goto menu;
3147                 }
3148 #else
3149                 else if (m[opt_mode+1].value) {
3150                         *mode = NETGAME_TEAM_ANARCHY;
3151                 }
3152                 else if (m[opt_capture].value)
3153                         *mode = NETGAME_CAPTURE_FLAG;
3154                 else if (HoardEquipped() && m[opt_capture+1].value)
3155                                 *mode = NETGAME_HOARD;
3156                 else if (HoardEquipped() && m[opt_capture+2].value)
3157                                 *mode = NETGAME_TEAM_HOARD;
3158                 else if (anarchy_only) {
3159                         nm_messagebox(NULL, 1, TXT_OK, TXT_ANARCHY_ONLY_MISSION);
3160                         m[opt_mode+2].value = 0;
3161                         m[opt_mode+3].value = 0;
3162                         m[opt_mode].value = 1;
3163                         goto menu;
3164                 }               
3165                 else if ( m[opt_mode+2].value ) 
3166                         *mode = NETGAME_ROBOT_ANARCHY;
3167                 else if ( m[opt_mode+3].value ) 
3168                         *mode = NETGAME_COOPERATIVE;
3169                 else Int3(); // Invalid mode -- see Rob
3170 #endif
3171                 if (m[opt_closed].value)
3172                         Netgame.game_flags |= NETGAME_FLAG_CLOSED;
3173       
3174         }
3175
3176         return i;
3177 }
3178
3179 void
3180 network_set_game_mode(int gamemode)
3181 {
3182         Show_kill_list = 1;
3183
3184         if ( gamemode == NETGAME_ANARCHY )
3185                 Game_mode = GM_NETWORK;
3186         else if ( gamemode == NETGAME_ROBOT_ANARCHY )
3187                 Game_mode = GM_NETWORK | GM_MULTI_ROBOTS;
3188         else if ( gamemode == NETGAME_COOPERATIVE ) 
3189                 Game_mode = GM_NETWORK | GM_MULTI_COOP | GM_MULTI_ROBOTS;
3190         else if (gamemode == NETGAME_CAPTURE_FLAG)
3191                 {
3192                  Game_mode = GM_NETWORK | GM_TEAM | GM_CAPTURE;
3193                  Show_kill_list=3;
3194                 }
3195
3196         else if (HoardEquipped() && gamemode == NETGAME_HOARD)
3197                  Game_mode = GM_NETWORK | GM_HOARD;
3198         else if (HoardEquipped() && gamemode == NETGAME_TEAM_HOARD)
3199                  {
3200                   Game_mode = GM_NETWORK | GM_HOARD | GM_TEAM;
3201                   Show_kill_list=3;
3202                  }
3203         else if ( gamemode == NETGAME_TEAM_ANARCHY )
3204         {
3205                 Game_mode = GM_NETWORK | GM_TEAM;
3206                 Show_kill_list = 3;
3207         }
3208         else
3209                 Int3();
3210
3211 #if 0
3212 #ifdef MACINTOSH                        // minimize players on localtalk games
3213         if ( (Network_game_type == APPLETALK_GAME) && (Network_appletalk_type == LOCALTALK_TYPE) ) {
3214                 if (Game_mode & GM_MULTI_ROBOTS)
3215                         MaxNumNetPlayers = 2;
3216                 else
3217                         MaxNumNetPlayers = 3;
3218         } else {
3219                 if (Game_mode & GM_MULTI_COOP)
3220                         MaxNumNetPlayers = 4;
3221                 else
3222                         MaxNumNetPlayers = 8;
3223         }
3224 #endif
3225 #endif
3226
3227 }
3228
3229 int
3230 network_find_game(void)
3231 {
3232         // Find out whether or not there is space left on this socket
3233
3234         fix t1;
3235
3236         Network_status = NETSTAT_BROWSING;
3237
3238         num_active_games = 0;
3239
3240         show_boxed_message(TXT_WAIT);
3241
3242         network_send_game_list_request();
3243         t1 = timer_get_approx_seconds() + F1_0*3;
3244
3245         while (timer_get_approx_seconds() < t1) // Wait 3 seconds for replies
3246                 network_listen();
3247
3248         clear_boxed_message();
3249
3250 //      mprintf((0, "%s %d %s\n", TXT_FOUND, num_active_games, TXT_ACTIVE_GAMES));
3251
3252         if (num_active_games < MAX_ACTIVE_NETGAMES)
3253                 return 0;
3254         return 1;
3255 }
3256
3257 void network_read_sync_packet( netgame_info * sp, int rsinit)
3258 {
3259         int i, j;
3260         char temp_callsign[CALLSIGN_LEN+1];
3261 #ifdef WORDS_BIGENDIAN
3262         netgame_info tmp_info;
3263
3264         if ( (Network_game_type == IPX_GAME) && (sp != &Netgame) ) {                            // for macintosh -- get the values unpacked to our structure format
3265                 receive_full_netgame_packet((ubyte *)sp, &tmp_info);
3266                 sp = &tmp_info;
3267         }
3268 #endif
3269
3270    if (rsinit)
3271      TempPlayersInfo=&NetPlayers;
3272         
3273         // This function is now called by all people entering the netgame.
3274
3275         // mprintf( (0, "%s %d\n", TXT_STARTING_NETGAME, sp->levelnum ));
3276
3277         if (sp != &Netgame)
3278          {
3279           memcpy( &Netgame, sp, sizeof(netgame_info) );
3280           memcpy (&NetPlayers,TempPlayersInfo,sizeof (AllNetPlayers_info));
3281          }
3282
3283         N_players = sp->numplayers;
3284         Difficulty_level = sp->difficulty;
3285         Network_status = sp->game_status;
3286
3287    //Assert(Function_mode != FMODE_GAME);
3288
3289         // New code, 11/27
3290
3291         mprintf((1, "Netgame.checksum = %d, calculated checksum = %d.\n", Netgame.segments_checksum, my_segments_checksum));
3292
3293         if (Netgame.segments_checksum != my_segments_checksum)
3294         {
3295                 Network_status = NETSTAT_MENU;
3296                 nm_messagebox(TXT_ERROR, 1, TXT_OK, TXT_NETLEVEL_NMATCH);
3297 #ifdef RELEASE
3298                 return;
3299 #endif
3300         }
3301
3302         // Discover my player number
3303
3304         memcpy(temp_callsign, Players[Player_num].callsign, CALLSIGN_LEN+1);
3305         
3306         Player_num = -1;
3307
3308         for (i=0; i<MAX_NUM_NET_PLAYERS; i++ )  {
3309                 Players[i].net_kills_total = 0;
3310 //              Players[i].net_killed_total = 0;
3311         }
3312
3313         for (i=0; i<N_players; i++ )    {
3314                 if (Network_game_type == IPX_GAME) {
3315                         if ( (!memcmp( TempPlayersInfo->players[i].network.ipx.node, My_Seq.player.network.ipx.node, 6 )) && (!stricmp( TempPlayersInfo->players[i].callsign, temp_callsign)) ) {
3316                                 if (Player_num!=-1) {
3317                                         Int3(); // Hey, we've found ourselves twice
3318                                         mprintf ((0,"Hey, we've found ourselves twice!\n"));
3319                                         Network_status = NETSTAT_MENU;
3320                                         return; 
3321                                 }
3322                                 change_playernum_to(i);
3323                         }
3324                 } else {
3325                         if ( (TempPlayersInfo->players[i].network.appletalk.node == My_Seq.player.network.appletalk.node) && (!stricmp( TempPlayersInfo->players[i].callsign, temp_callsign)) ) {
3326                                 if (Player_num!=-1) {
3327                                         Int3(); // Hey, we've found ourselves twice
3328                                         Network_status = NETSTAT_MENU;
3329                                         return; 
3330                                 }
3331                                 change_playernum_to(i);
3332                         }
3333                 }
3334                 memcpy( Players[i].callsign, TempPlayersInfo->players[i].callsign, CALLSIGN_LEN+1 );
3335
3336                 if (Network_game_type == IPX_GAME) {
3337 #ifdef WORDS_NEED_ALIGNMENT
3338                         uint server;
3339                         memcpy(&server, TempPlayersInfo->players[i].network.ipx.server, 4);
3340                         if (server != 0)
3341                                 ipx_get_local_target((ubyte *)&server, TempPlayersInfo->players[i].network.ipx.node, Players[i].net_address);
3342 #else // WORDS_NEED_ALIGNMENT
3343                         if ((*(uint *)TempPlayersInfo->players[i].network.ipx.server) != 0)
3344                                 ipx_get_local_target(TempPlayersInfo->players[i].network.ipx.server, TempPlayersInfo->players[i].network.ipx.node, Players[i].net_address);
3345 #endif // WORDS_NEED_ALIGNMENT
3346                         else
3347                                 memcpy( Players[i].net_address, TempPlayersInfo->players[i].network.ipx.node, 6 );
3348                 }
3349                                 
3350                 Players[i].n_packets_got=0;                             // How many packets we got from them
3351                 Players[i].n_packets_sent=0;                            // How many packets we sent to them
3352                 Players[i].connected = TempPlayersInfo->players[i].connected;
3353                 Players[i].net_kills_total = sp->player_kills[i];
3354                 Players[i].net_killed_total = sp->killed[i];
3355                 if ((Network_rejoined) || (i != Player_num))
3356                         Players[i].score = sp->player_score[i];
3357                 for (j = 0; j < MAX_NUM_NET_PLAYERS; j++)
3358                 {
3359                         kill_matrix[i][j] = sp->kills[i][j];
3360                 }
3361         }
3362
3363         if ( Player_num < 0 )   {
3364                 mprintf ((0,"Bad Player_num, resetting to NETSTAT_MENU!\n"));
3365                 Network_status = NETSTAT_MENU;
3366                 return;
3367         }
3368
3369         if (Network_rejoined) 
3370                 for (i=0; i<N_players;i++)
3371                         Players[i].net_killed_total = sp->killed[i];
3372
3373         if (Network_rejoined) {
3374                 network_process_monitor_vector(sp->monitor_vector);
3375                 Players[Player_num].time_level = sp->level_time;
3376         }
3377
3378         team_kills[0] = sp->team_kills[0];
3379         team_kills[1] = sp->team_kills[1];
3380         
3381         Players[Player_num].connected = 1;
3382    NetPlayers.players[Player_num].connected = 1;
3383  &