2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2005, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23 * related information and legal notices. It is expected that any future
24 * projects/authors will amend these files as needed.
28 * prototypes.h: Prototypes for server functions
30 * Known contributors to this file:
32 * Steve McClure, 1998,2000
35 #ifndef _PROTOTYPES_H_
36 #define _PROTOTYPES_H_
40 #include "empthread.h"
45 #include "commodity.h"
47 /* src/server/main.c */
48 extern void panic(int sig);
49 extern void shutdwn(int sig);
50 extern void init_server(void);
51 extern void start_server(int);
52 extern void finish_server(void);
54 /*****************************************************************************
56 *****************************************************************************/
58 /* src/lib/empthread/lwp.c */
62 * src/lib/commands/ *.c
64 extern int check_market(void);
65 extern void set_coastal(struct sctstr *);
66 extern int sendmessage(struct natstr *, struct natstr *, char *message
67 /* message is message text */, int);
68 extern void gift(int, int, s_char *, int, s_char *);
69 extern int display_mark(i_type, int);
70 extern int want_to_abandon(struct sctstr *, i_type, int, struct lndstr *);
71 extern int would_abandon(struct sctstr *, i_type, int, struct lndstr *);
72 extern int nav_map(int, int, int);
73 extern int count_pop(int);
74 extern int scuttle_tradeship(struct shpstr *, int);
75 extern void scuttle_ship(struct shpstr *);
76 extern void resnoise(struct sctstr *sptr, int public_amt, s_char *name,
78 extern int line_of_sight(char **rad, int ax, int ay, int bx, int by);
79 extern void plane_sona(struct emp_qelem *, int, int, struct shiplist **);
80 extern int tend_nxtitem(struct nstr_item *, void *);
81 extern s_char *prsub(struct shpstr *);
82 extern int check_trade(void);
83 extern int ontradingblock(int, int *);
84 extern void trdswitchown(int, int *, int);
261 * src/lib/common/ *.c
264 extern s_char *bestownedpath(s_char *, s_char *, int, int, int,
267 extern void bridgefall(struct sctstr *, struct emp_qelem *);
268 extern void knockdown(struct sctstr *, struct emp_qelem *);
270 extern void landdamage(struct lndstr *, int);
271 extern void ship_damage(struct shpstr *, int);
272 extern int damage(int, int);
273 extern void shipdamage(struct shpstr *, int);
274 extern void land_damage(struct lndstr *, int);
275 extern void planedamage(struct plnstr *, int);
276 extern int nukedamage(struct nchrstr *, int, int);
277 extern int effdamage(int, int);
278 extern void item_damage(int, short *);
279 extern int commdamage(int, int, i_type);
281 extern int check_sect_ok(struct sctstr *);
282 extern int check_ship_ok(struct shpstr *);
283 extern int check_land_ok(struct lndstr *);
284 extern int check_nuke_ok(struct nukstr *);
285 extern int check_plane_ok(struct plnstr *);
286 extern int check_comm_ok(struct comstr *);
287 extern int check_loan_ok(struct lonstr *);
288 extern int check_trade_ok(struct trdstr *);
290 extern int fsize(int);
291 extern int blksize(int);
292 extern time_t fdate(int);
293 extern void filetruncate(s_char *);
295 extern double hap_fact(struct natstr *, struct natstr *);
297 extern int is_wday_allowed(int, char *);
298 extern int is_daytime_allowed(int, char *);
299 extern int gamehours(time_t);
300 extern int is_daytime_near(int, char *, int);
301 extern int min_to_next_daytime(int, char *);
303 extern int has_units(coord, coord, natid, struct lndstr *);
304 extern int has_units_with_mob(coord, coord, natid);
305 extern int adj_units(coord, coord, natid);
306 extern int has_helpful_engineer(coord x, coord y, natid cn);
308 extern void loginit(char *);
309 extern void logerror(char *, ...) ATTRIBUTE((format (printf, 1, 2)));
310 extern int oops(char *, char *, int);
312 extern int draw_map(int, s_char, int, struct nstr_sect *, int);
313 extern int unit_map(int, int, struct nstr_sect *, s_char *);
314 extern int bmaps_intersect(natid, natid);
315 extern int share_bmap(natid, natid, struct nstr_sect *, s_char, s_char *);
321 extern void bp_enable_cachepath(void);
322 extern void bp_disable_cachepath(void);
323 extern void bp_clear_cachepath(void);
324 extern s_char *BestDistPath(s_char *, struct sctstr *, struct sctstr *,
326 extern s_char *BestLandPath(s_char *, struct sctstr *, struct sctstr *,
328 extern s_char *BestShipPath(s_char *, int, int, int, int, int);
329 extern s_char *BestAirPath(s_char *, int, int, int, int);
330 extern double pathcost(struct sctstr *, s_char *, int);
332 extern int max_population(float, int, int);
333 extern int max_pop(float, struct sctstr *);
335 extern int sect_damage(struct sctstr *, int, struct emp_qelem *);
336 extern int sectdamage(struct sctstr *, int, struct emp_qelem *);
338 extern void snxtitem_area(struct nstr_item *, int,
340 extern void snxtitem_dist(struct nstr_item *, int, int, int, int);
341 extern void snxtitem_xy(struct nstr_item *, int, coord, coord);
342 extern void snxtitem_all(struct nstr_item *, int);
343 extern void snxtitem_group(struct nstr_item *, int, s_char);
344 extern void snxtitem_rewind(struct nstr_item *);
345 extern int snxtitem_list(struct nstr_item *, int, int *, int);
346 /* snxtsect_subs.c */
347 extern void snxtsct_area(struct nstr_sect *, struct range *);
348 extern void xydist_range(coord, coord, int, struct range *);
349 extern void xysize_range(struct range *);
350 extern void snxtsct_all(struct nstr_sect *);
351 extern void snxtsct_rewind(struct nstr_sect *);
352 extern void snxtsct_dist(struct nstr_sect *, coord, coord, int);
356 extern int sct_typematch(char *);
357 extern int typematch(char *, int);
359 extern void update_policy_check(void);
360 extern int demand_update_want(int *, int *, int);
361 extern int demandupdatecheck(void);
362 extern int updatetime(time_t *);
363 extern void next_update_time(time_t *, time_t *, time_t *);
364 extern void next_update_check_time(time_t *, time_t *, time_t *);
365 extern int updates_disabled(void);
371 extern int emp_config(char *file);
372 extern void print_config(FILE * fp);
374 extern int roll(int);
375 extern int roundavg(double);
376 extern int chance(double);
377 extern void disassoc(void);
378 extern int diffx(int, int);
379 extern int diffy(int, int);
380 extern int deltax(int, int);
381 extern int deltay(int, int);
382 extern int mapdist(int, int, int, int);
384 extern int max(int, int);
385 extern int min(int, int);
387 extern s_char *effadv(int);
388 extern int onearg(s_char *, s_char *);
389 extern int parse(char *, char **, char **, char *, char **);
390 extern int ldround(double, int);
391 extern int roundintby(int, int);
392 extern int scthash(register int, register int, int);
394 extern char *strdup(char *x);
399 * src/lib/global/ *.c
401 extern void global_init(void);
405 * src/lib/player/ *.c
408 extern void player_init(void);
409 extern struct player *player_new(int, struct sockaddr_in *);
410 extern struct player *player_delete(struct player *);
411 extern struct player *player_next(struct player *);
412 extern struct player *player_prev(struct player *);
413 extern struct player *getplayer(natid);
414 extern struct player *player_find_other(struct player *, register natid);
415 extern void player_wakeup_all(natid);
416 extern void player_wakeup(struct player *);
417 extern void player_accept(void *);
419 extern int dispatch(char *, char *);
421 extern int getcommand(char *);
422 extern void init_player_commands(void);
423 extern void log_last_commands(void);
424 extern int gamedown(void);
425 extern void daychange(time_t);
426 extern int getminleft(time_t, int);
427 /* more in commands.h */
430 extern int init_nats(void);
432 extern void player_login(void *);
434 extern int natbyname(s_char *, natid *);
435 extern int natpass(int, s_char *);
437 extern struct player *player; /* current player's context */
438 extern char *praddr(struct player *);
439 extern void player_main(struct player *);
440 extern int match_user(char *, struct player *);
441 extern int status(void);
442 extern int command(void);
443 /* more in commands.h */
445 extern int recvclient(s_char *, int);
448 extern void stop_service(void);
449 /* more in service.h */
455 extern int confirm(s_char *);
456 extern int askyn(s_char *);
458 extern void bsanct(void);
460 extern void caploss(struct sctstr *, natid, s_char *);
462 extern int chkmoney(long, long, s_char *);
463 extern int check_cost(int, int, long, int *, s_char *);
465 extern int cnumb(s_char *);
467 extern int military_control(struct sctstr *);
469 extern int detonate(struct plnstr *, int, int);
471 extern int disloan(int, register struct lonstr *);
473 extern int distrea(int, register struct trtstr *);
475 extern void ef_init(void);
477 extern int sd(natid, natid, coord, coord, int, int, int);
478 extern int dd(natid, natid, coord, coord, int, int);
479 extern int sb(natid, natid, struct sctstr *, coord, coord, int, int);
480 extern int shipdef(natid, natid, coord, coord);
482 extern int emp_getbit(int, int, u_char *);
483 extern void emp_setbit(int, int, u_char *);
484 extern void emp_setbitmap(int, int, u_char *, int *);
485 extern void bitinit2(struct nstr_sect *, u_char *, int);
487 extern int getele(char *, char *);
489 extern s_char *prland(struct lndstr *);
490 extern int lnd_postread(int, s_char *);
491 extern int lnd_prewrite(int, s_char *);
492 extern void lnd_init(int, s_char *);
494 extern double seagun(int, int);
495 extern double landgun(int, int);
496 extern double landunitgun(int, int, int, int, int);
497 extern int roundrange(double);
499 extern int shipsatxy(coord, coord, int, int);
500 extern int carriersatxy(coord, coord, int, int, natid);
501 extern int unitsatxy(coord, coord, int, int);
502 extern int planesatxy(coord, coord, int, int, struct emp_qelem *);
503 extern int asw_shipsatxy(coord, coord, int, int, struct plnstr *,
505 extern int num_shipsatxy(coord, coord, int, int);
506 extern int islist(s_char *);
507 /* src/lib/subs/mission.c */
508 extern s_char *mission_name(short);
509 extern s_char *nameofitem(struct genitem *, int);
510 extern int collateral_damage(coord, coord, int, struct emp_qelem *);
511 extern int mission_pln_equip(struct plist *, struct ichrstr *, int,
513 extern int ground_interdict(coord, coord, natid, s_char *);
514 extern int unit_interdict(coord, coord, natid, s_char *, int, int);
515 extern int off_support(coord, coord, natid, natid);
516 extern int def_support(coord, coord, natid, natid);
517 extern int oprange(struct genitem *, int, int *);
518 extern int cando(int, int);
519 extern s_char *mission_short_name(int);
520 extern void show_mission(int, struct nstr_item *);
521 extern int air_defense(coord, coord, natid, struct emp_qelem *,
524 extern int check_lmines(coord, coord, double);
525 extern int move_ground(s_char *, struct sctstr *, struct sctstr *,
527 int (*)(s_char *, coord, coord, s_char *),
529 extern int fly_map(coord, coord);
531 extern int msl_intercept(coord, coord, natid, int, int, int, int);
532 extern int msl_equip(struct plnstr *);
533 extern int msl_hit(struct plnstr *, int, int, int, int, s_char *,
535 extern void msl_sel(struct emp_qelem *, coord, coord, natid, int,
537 extern int msl_launch_mindam(struct emp_qelem *, coord, coord, int,
538 int, int, s_char *, int, int);
540 extern int intmatch(register int, register int *, int);
541 extern int comtch(register s_char *, struct cmndstr *, int, int);
543 extern int natarg(s_char *, s_char *);
545 extern int neigh(coord, coord, natid);
547 extern void delete_old_news(void);
548 extern void init_nreport(void);
549 extern void nreport(natid, int, natid, int);
551 extern int nuk_postread(int, s_char *);
552 extern int nuk_prewrite(int, s_char *);
553 extern void nuk_init(int, s_char *);
554 extern void nuk_add(coord, coord, int, int);
555 extern void nuk_delete(struct nukstr *, int, int);
557 extern int nxtitem(struct nstr_item *, void *);
559 extern int nxtsct(struct nstr_sect *, struct sctstr *);
561 extern s_char *prplane(struct plnstr *);
562 extern int pln_postread(int, s_char *);
563 extern int pln_prewrite(int, s_char *);
564 extern void pln_init(int, s_char *);
566 extern void count_planes(struct shpstr *);
567 extern int pln_onewaymission(struct sctstr *, int *, int *);
568 extern int pln_oneway_to_carrier_ok(struct emp_qelem *,
569 struct emp_qelem *, int);
570 extern void pln_newlanding(struct emp_qelem *, coord, coord, int);
571 extern int can_be_on_ship(int, int);
572 extern int put_plane_on_ship(struct plnstr *, struct shpstr *);
573 extern void pln_dropoff(struct emp_qelem *, struct ichrstr *,
574 coord, coord, void *, int);
575 extern void pln_mine(struct emp_qelem *list, struct sctstr *sectp);
576 extern void pln_sel(struct nstr_item *, struct emp_qelem *,
577 struct sctstr *, int, int, int, int);
578 extern int pln_arm(struct emp_qelem *, int, int, struct ichrstr *,
580 extern int pln_mobcost(int, struct plnstr *, int);
581 extern void pln_put(struct emp_qelem *);
582 extern void pln_removedupes(struct emp_qelem *, struct emp_qelem *);
583 extern int take_plane_off_ship(struct plnstr *, struct shpstr *);
584 extern int take_plane_off_land(struct plnstr *, struct lndstr *);
585 extern void plane_sweep(struct emp_qelem *, coord, coord);
586 extern void count_land_planes(struct lndstr *);
587 extern int count_sect_planes(struct sctstr *);
588 extern int put_plane_on_land(struct plnstr *, struct lndstr *);
589 extern int pln_hitchance(struct plnstr *, int, int);
590 extern int pln_damage(struct plnstr *, coord, coord, s_char, int *, int);
591 extern int pln_identchance(struct plnstr *, int, int);
592 extern void pln_set_tech(struct plnstr *, int);
594 extern void pr(char *, ...) ATTRIBUTE((format (printf, 1, 2)));
595 extern void uprnf(char *buf /* buf is message text */);
596 extern void pr_id(struct player *, int, s_char *, ...)
597 ATTRIBUTE((format (printf, 3, 4)));
598 extern void pr_flash(struct player *, char *format
599 /* format is message text */, ...)
600 ATTRIBUTE((format (printf, 2, 3)));
601 extern void pr_inform(struct player *, s_char *, ...)
602 ATTRIBUTE((format (printf, 2, 3)));
603 extern void pr_wall(s_char *, ...)
604 ATTRIBUTE((format (printf, 1, 2)));
605 extern void pr_player(struct player *pl, int id, s_char *buf);
606 extern void upr_player(struct player *pl, int id, char *buf
607 /* buf is message text */);
608 extern void pr_hilite(s_char *buf);
609 extern void prredir(s_char *redir);
610 extern void prexec(s_char *file);
611 extern void prprompt(int min, int btu);
612 extern int prmptrd(char *prompt, char *str, int size);
613 extern int uprmptrd(char *prompt, char *str /* str is message text */,
615 extern void prdate(void);
616 extern void prxy(s_char *format, coord x, coord y, natid country);
617 extern void PR(int, s_char *, ...) ATTRIBUTE((format (printf, 2, 3)));
618 extern void PRdate(natid cn);
619 extern void pr_beep(void);
620 extern void mpr(int, s_char *, ...) ATTRIBUTE((format (printf, 2, 3)));
621 extern size_t copy_ascii_no_funny(char *, char *);
622 extern size_t copy_utf8_no_funny(char *, char *);
623 extern size_t copy_utf8_to_ascii_no_funny(char *, char *);
624 extern int ufindpfx(char *, int);
627 extern int deltx(struct range *, coord);
628 /* Prototype include a typedef name.
629 It should be moved after the typedef declaration */
630 extern int delty(struct range *, coord);
631 /* Prototype include a typedef name.
632 It should be moved after the typedef declaration */
633 extern void radmap(int, int, int, int, double);
634 extern void radmapnopr(int, int, int, int, double);
635 extern void radmapupd(int, int, int, int, int, double);
637 extern int setrel(natid, natid, int);
638 extern int setcont(natid, natid, int);
639 extern int setrej(natid, natid, int, int);
641 extern void retreat_ship(struct shpstr *, s_char);
642 extern void retreat_land(struct lndstr *, s_char);
643 extern int check_retreat_and_do_shipdamage(struct shpstr *, int);
644 extern int check_retreat_and_do_landdamage(struct lndstr *, int);
646 extern ns_seltype sarg_type(char *);
647 extern int sarg_xy(char *, coord *, coord *);
648 extern int sarg_area(char *, register struct range *);
649 extern int sarg_range(char *, coord *, coord *, int *);
650 extern int sarg_list(char *, register int *, int);
652 extern void satdisp(struct sctstr *, int, int);
653 extern void satmap(int, int, int, int, int, int);
654 extern void sathead(void);
656 extern int sct_postread(int, s_char *);
657 extern int sct_prewrite(int, s_char *);
658 extern void item_prewrite(short *);
659 extern int issector(s_char *);
660 extern void sct_init(coord, coord, s_char *);
662 extern s_char *prship(struct shpstr *);
663 extern int shp_postread(int, s_char *);
664 extern int shp_prewrite(int, s_char *);
665 extern void shp_init(int, s_char *);
667 extern void show_bridge(int);
668 extern void show_tower(int);
669 extern void show_nuke_stats(int);
670 extern void show_nuke_capab(int);
671 extern void show_nuke_build(int);
672 extern void show_ship_build(int);
673 extern void show_ship_stats(int);
674 extern void show_ship_capab(int);
675 extern void show_plane_stats(int);
676 extern void show_plane_capab(int);
677 extern void show_plane_build(int);
678 extern void show_land_build(int);
679 extern void show_land_capab(int);
680 extern void show_land_stats(int);
681 extern void show_sect_build(int);
682 extern void show_sect_stats(int);
683 extern void show_sect_capab(int);
685 extern void shp_sel(struct nstr_item *, struct emp_qelem *);
686 extern void shp_nav(struct emp_qelem *, double *, double *, int *, natid);
687 extern int shp_sweep(struct emp_qelem *, int, natid);
688 extern s_char *shp_path(int, struct shpstr *, s_char *);
689 extern void shp_put(struct emp_qelem *, natid);
690 extern void shp_list(struct emp_qelem *);
691 extern int shp_hardtarget(struct shpstr *);
692 extern void shp_view(struct emp_qelem *);
693 extern int shp_nav_one_sector(struct emp_qelem *, int, natid, int);
694 extern int shp_missile_defense(coord, coord, natid, int);
695 extern void shp_missdef(struct shpstr *, natid);
696 extern void shp_set_tech(struct shpstr *, int);
698 extern int snxtitem(struct nstr_item *, int, s_char *);
700 extern int snxtsct(register struct nstr_sect *, s_char *);
702 extern void resupply_all(struct lndstr *);
703 extern void resupply_commod(struct lndstr *, i_type);
704 extern int supply_commod(int, int, int, i_type, int);
705 extern int try_supply_commod(int, int, int, i_type, int);
706 extern int has_supply(struct lndstr *);
707 extern int use_supply(struct lndstr *);
709 extern void takeover_land(struct lndstr *, natid, int);
710 extern void takeover(struct sctstr *, natid);
711 extern void takeover_ship(struct shpstr *, natid, int);
712 extern void takeover_plane(struct plnstr *, natid);
715 extern int trechk(register natid, register natid, int);
719 extern void clear_telegram_is_new(natid);
720 extern int typed_wu(natid, natid, char *, int);
721 extern int wu(natid, natid, char *, ...) ATTRIBUTE((format (printf, 3, 4)));
724 * src/lib/update/ *.c
727 extern void age_levels(int);
729 extern void delete_old_announcements(void);
733 extern void dodeliver(struct sctstr *);
735 extern int dodistribute(struct sctstr *, int, s_char *, double, double);
737 extern void finish_sects(int);
739 extern int new_work(struct sctstr *, int);
740 extern int do_feed(register struct sctstr *, register struct natstr *,
741 short *, int *, int *, int);
742 extern int feed_people(short *, int, int *);
744 extern int prod_land(int, int, int *, int);
745 extern int feed_land(struct lndstr *, int, int *, int);
751 extern void mob_sect(int);
752 extern void mob_ship(int);
753 extern void mob_land(int);
754 extern void mob_plane(int);
755 extern void update_all_mob(void);
756 extern void update_timestamps(time_t offset);
757 extern void sct_do_upd_mob(struct sctstr *sp);
758 extern void shp_do_upd_mob(struct shpstr *sp);
759 extern void lnd_do_upd_mob(struct lndstr *lp);
760 extern void pln_do_upd_mob(struct plnstr *pp);
762 extern void move_sat(struct plnstr *);
764 extern double logx(double, double);
765 extern void prod_nat(int);
767 extern int nav_ship(register struct shpstr *);
769 extern int check_nav(struct sctstr *);
770 extern int load_it(struct shpstr *, struct sctstr *,
772 extern void unload_it(struct shpstr *);
773 extern void auto_fuel_ship(struct shpstr *);
775 extern s_char *nxtitemp(struct nstr_item *);
777 extern struct sctstr *nxtsctp(register struct nstr_sect *);
779 extern void do_plague(struct sctstr *, struct natstr *, int);
780 extern int plague_people(struct natstr *, short *, int *, int *, int);
782 extern int prod_plane(int, int, int *, int);
784 extern void populace(struct natstr *, register struct sctstr *, int);
785 extern int total_work(int, int, int, int, int, int);
787 extern void tax(struct sctstr *, struct natstr *, int, long *, int *,
789 extern int upd_slmilcosts(natid, int);
790 extern void prepare_sects(int, int *);
791 extern int bank_income(struct sctstr *, int);
793 extern int produce(struct natstr *, struct sctstr *, short *, int, int,
795 extern double prod_eff(struct pchrstr *, float);
797 extern int update_removewants(void);
799 extern void revolt(struct sctstr *);
800 extern void guerrilla(struct sctstr *);
802 extern void sail_ship(natid);
804 extern void do_fallout(register struct sctstr *, register int);
805 extern void spread_fallout(struct sctstr *, int);
806 extern void decay_fallout(struct sctstr *, int);
807 extern void produce_sect(int natnum, int etu, int *bp,
808 long int (*p_sect)[2], int sector_type);
810 extern int prod_ship(int, int, int *, int);
811 extern int feed_ship(struct shpstr *, int, int *, int);
819 #endif /* _PROTOTYPES_H_ */