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, int);
67 extern void gift(int, int, s_char *, int, s_char *);
68 extern int display_mark(i_type, int);
69 extern int want_to_abandon(struct sctstr *, i_type, int, struct lndstr *);
70 extern int would_abandon(struct sctstr *, i_type, int, struct lndstr *);
71 extern int nav_map(int, int, int);
72 extern int count_pop(int);
73 extern int scuttle_tradeship(struct shpstr *, int);
74 extern void scuttle_ship(struct shpstr *);
75 extern void resnoise(struct sctstr *sptr, int public_amt, s_char *name,
77 extern int line_of_sight(char **rad, int ax, int ay, int bx, int by);
78 extern void plane_sona(struct emp_qelem *, int, int, struct shiplist **);
79 extern s_char *prsub(struct shpstr *);
80 extern int check_trade(void);
81 extern int ontradingblock(int, int *);
82 extern void trdswitchown(int, int *, int);
259 * src/lib/common/ *.c
262 extern s_char *bestownedpath(s_char *, s_char *, int, int, int,
265 extern void bridgefall(struct sctstr *, struct emp_qelem *);
266 extern void knockdown(struct sctstr *, struct emp_qelem *);
268 extern void landdamage(struct lndstr *, int);
269 extern void ship_damage(struct shpstr *, int);
270 extern int damage(int, int);
271 extern void shipdamage(struct shpstr *, int);
272 extern void land_damage(struct lndstr *, int);
273 extern void planedamage(struct plnstr *, int);
274 extern int nukedamage(struct nchrstr *, int, int);
275 extern int effdamage(int, int);
276 extern void item_damage(int, short *);
277 extern int commdamage(int, int, i_type);
279 extern int check_sect_ok(struct sctstr *);
280 extern int check_ship_ok(struct shpstr *);
281 extern int check_land_ok(struct lndstr *);
282 extern int check_nuke_ok(struct nukstr *);
283 extern int check_plane_ok(struct plnstr *);
284 extern int check_comm_ok(struct comstr *);
285 extern int check_loan_ok(struct lonstr *);
286 extern int check_trade_ok(struct trdstr *);
288 extern int fsize(int);
289 extern int blksize(int);
290 extern time_t fdate(int);
292 extern double hap_fact(struct natstr *, struct natstr *);
294 extern int is_wday_allowed(int, char *);
295 extern int is_daytime_allowed(int, char *);
296 extern int gamehours(time_t);
297 extern int is_daytime_near(int, char *, int);
298 extern int min_to_next_daytime(int, char *);
300 extern int has_units(coord, coord, natid, struct lndstr *);
301 extern int has_units_with_mob(coord, coord, natid);
302 extern int adj_units(coord, coord, natid);
303 extern int has_helpful_engineer(coord x, coord y, natid cn);
305 extern void loginit(char *);
306 extern void logerror(char *, ...) ATTRIBUTE((format (printf, 1, 2)));
307 extern int oops(char *, char *, int);
309 extern int draw_map(int, s_char, int, struct nstr_sect *, int);
310 extern int unit_map(int, int, struct nstr_sect *, s_char *);
311 extern int bmaps_intersect(natid, natid);
312 extern int share_bmap(natid, natid, struct nstr_sect *, s_char, s_char *);
318 extern void bp_enable_cachepath(void);
319 extern void bp_disable_cachepath(void);
320 extern void bp_clear_cachepath(void);
321 extern s_char *BestDistPath(s_char *, struct sctstr *, struct sctstr *,
323 extern s_char *BestLandPath(s_char *, struct sctstr *, struct sctstr *,
325 extern s_char *BestShipPath(s_char *, int, int, int, int, int);
326 extern s_char *BestAirPath(s_char *, int, int, int, int);
327 extern double pathcost(struct sctstr *, s_char *, int);
329 extern int max_population(float, int, int);
330 extern int max_pop(float, struct sctstr *);
332 extern int sect_damage(struct sctstr *, int, struct emp_qelem *);
333 extern int sectdamage(struct sctstr *, int, struct emp_qelem *);
335 extern void snxtitem_area(struct nstr_item *, int,
337 extern void snxtitem_dist(struct nstr_item *, int, int, int, int);
338 extern void snxtitem_xy(struct nstr_item *, int, coord, coord);
339 extern void snxtitem_all(struct nstr_item *, int);
340 extern void snxtitem_group(struct nstr_item *, int, s_char);
341 extern void snxtitem_rewind(struct nstr_item *);
342 extern int snxtitem_list(struct nstr_item *, int, int *, int);
343 /* snxtsect_subs.c */
344 extern void snxtsct_area(struct nstr_sect *, struct range *);
345 extern void xydist_range(coord, coord, int, struct range *);
346 extern void xysize_range(struct range *);
347 extern void snxtsct_all(struct nstr_sect *);
348 extern void snxtsct_rewind(struct nstr_sect *);
349 extern void snxtsct_dist(struct nstr_sect *, coord, coord, int);
353 extern int sct_typematch(char *);
354 extern int typematch(char *, int);
356 extern void update_policy_check(void);
357 extern int demand_update_want(int *, int *, int);
358 extern int demandupdatecheck(void);
359 extern int updatetime(time_t *);
360 extern void next_update_time(time_t *, time_t *, time_t *);
361 extern void next_update_check_time(time_t *, time_t *, time_t *);
362 extern int updates_disabled(void);
368 extern int emp_config(char *file);
369 extern void print_config(FILE * fp);
371 extern int roll(int);
372 extern int roundavg(double);
373 extern int chance(double);
374 extern void disassoc(void);
375 extern int diffx(int, int);
376 extern int diffy(int, int);
377 extern int deltax(int, int);
378 extern int deltay(int, int);
379 extern int mapdist(int, int, int, int);
381 extern int max(int, int);
382 extern int min(int, int);
384 extern s_char *effadv(int);
385 extern int onearg(s_char *, s_char *);
386 extern int parse(char *, char **, char **, char *, char **);
387 extern int ldround(double, int);
388 extern int roundintby(int, int);
389 extern int scthash(register int, register int, int);
393 * src/lib/global/ *.c
395 extern void global_init(void);
399 * src/lib/player/ *.c
402 extern void player_init(void);
403 extern struct player *player_new(int, struct sockaddr_in *);
404 extern struct player *player_delete(struct player *);
405 extern struct player *player_next(struct player *);
406 extern struct player *player_prev(struct player *);
407 extern struct player *getplayer(natid);
408 extern void player_wakeup_all(natid);
409 extern void player_wakeup(struct player *);
410 extern void player_accept(void *);
412 extern int dispatch(char *, char *);
414 extern int getcommand(char *);
415 extern void init_player_commands(void);
416 extern void log_last_commands(void);
417 extern int gamedown(void);
418 extern void daychange(time_t);
419 extern int getminleft(time_t, int);
420 /* more in commands.h */
423 extern int init_nats(void);
425 extern void player_login(void *);
427 extern int natbyname(s_char *, natid *);
428 extern int natpass(int, s_char *);
430 extern struct player *player; /* current player's context */
431 extern char *praddr(struct player *);
432 extern void player_main(struct player *);
433 extern int match_user(char *, struct player *);
434 extern int command(void);
435 /* more in commands.h */
437 extern int recvclient(char *, int);
440 extern void stop_service(void);
441 /* more in service.h */
447 extern int confirm(s_char *);
448 extern int askyn(s_char *);
450 extern void bsanct(void);
452 extern void caploss(struct sctstr *, natid, s_char *);
454 extern int chkmoney(long, long, s_char *);
455 extern int check_cost(int, int, long, int *, s_char *);
457 extern int cnumb(s_char *);
459 extern int military_control(struct sctstr *);
461 extern int detonate(struct plnstr *, int, int);
463 extern int disloan(int, register struct lonstr *);
465 extern int distrea(int, register struct trtstr *);
467 extern void ef_init(void);
469 extern int sd(natid, natid, coord, coord, int, int, int);
470 extern int dd(natid, natid, coord, coord, int, int);
471 extern int sb(natid, natid, struct sctstr *, coord, coord, int, int);
472 extern int shipdef(natid, natid, coord, coord);
474 extern int emp_getbit(int, int, u_char *);
475 extern void emp_setbit(int, int, u_char *);
476 extern void emp_setbitmap(int, int, u_char *, int *);
477 extern void bitinit2(struct nstr_sect *, u_char *, int);
479 extern int getele(char *, char *);
481 extern s_char *prland(struct lndstr *);
482 extern int lnd_postread(int, s_char *);
483 extern int lnd_prewrite(int, s_char *);
484 extern void lnd_init(int, s_char *);
486 extern double seagun(int, int);
487 extern double landgun(int, int);
488 extern double landunitgun(int, int, int, int, int);
489 extern int roundrange(double);
491 extern int shipsatxy(coord, coord, int, int);
492 extern int carriersatxy(coord, coord, int, int, natid);
493 extern int unitsatxy(coord, coord, int, int);
494 extern int planesatxy(coord, coord, int, int, struct emp_qelem *);
495 extern int asw_shipsatxy(coord, coord, int, int, struct plnstr *,
497 extern int num_shipsatxy(coord, coord, int, int);
498 extern int islist(s_char *);
499 /* src/lib/subs/mission.c */
500 extern s_char *mission_name(short);
501 extern s_char *nameofitem(struct genitem *, int);
502 extern int collateral_damage(coord, coord, int, struct emp_qelem *);
503 extern int mission_pln_equip(struct plist *, struct ichrstr *, int,
505 extern int ground_interdict(coord, coord, natid, s_char *);
506 extern int unit_interdict(coord, coord, natid, s_char *, int, int);
507 extern int off_support(coord, coord, natid, natid);
508 extern int def_support(coord, coord, natid, natid);
509 extern int oprange(struct genitem *, int, int *);
510 extern int cando(int, int);
511 extern s_char *mission_short_name(int);
512 extern void show_mission(int, struct nstr_item *);
513 extern int air_defense(coord, coord, natid, struct emp_qelem *,
516 extern int check_lmines(coord, coord, double);
517 extern int move_ground(s_char *, struct sctstr *, struct sctstr *,
519 int (*)(s_char *, coord, coord, s_char *),
521 extern int fly_map(coord, coord);
523 extern int msl_intercept(coord, coord, natid, int, int, int, int);
524 extern int msl_equip(struct plnstr *);
525 extern int msl_hit(struct plnstr *, int, int, int, int, s_char *,
527 extern void msl_sel(struct emp_qelem *, coord, coord, natid, int,
529 extern int msl_launch_mindam(struct emp_qelem *, coord, coord, int,
530 int, int, s_char *, int, int);
532 extern int intmatch(register int, register int *, int);
533 extern int comtch(register s_char *, struct cmndstr *, int, int);
535 extern int natarg(s_char *, s_char *);
537 extern int neigh(coord, coord, natid);
539 extern void delete_old_news(void);
540 extern void init_nreport(void);
541 extern void nreport(natid, int, natid, int);
543 extern int nuk_postread(int, s_char *);
544 extern int nuk_prewrite(int, s_char *);
545 extern void nuk_init(int, s_char *);
546 extern void nuk_add(coord, coord, int, int);
547 extern void nuk_delete(struct nukstr *, int, int);
549 extern int nxtitem(struct nstr_item *, void *);
551 extern int nxtsct(struct nstr_sect *, struct sctstr *);
553 extern s_char *prplane(struct plnstr *);
554 extern int pln_postread(int, s_char *);
555 extern int pln_prewrite(int, s_char *);
556 extern void pln_init(int, s_char *);
558 extern void count_planes(struct shpstr *);
559 extern struct sctstr *get_assembly_point(char *, struct sctstr *, char *);
560 extern int pln_onewaymission(struct sctstr *, int *, int *);
561 extern int pln_oneway_to_carrier_ok(struct emp_qelem *,
562 struct emp_qelem *, int);
563 extern void pln_newlanding(struct emp_qelem *, coord, coord, int);
564 extern int can_be_on_ship(int, int);
565 extern int put_plane_on_ship(struct plnstr *, struct shpstr *);
566 extern void pln_dropoff(struct emp_qelem *, struct ichrstr *,
567 coord, coord, void *, int);
568 extern void pln_mine(struct emp_qelem *list, struct sctstr *sectp);
569 extern void pln_sel(struct nstr_item *, struct emp_qelem *,
570 struct sctstr *, int, int, int, int);
571 extern int pln_arm(struct emp_qelem *, int, int, struct ichrstr *,
573 extern int pln_mobcost(int, struct plnstr *, int);
574 extern void pln_put(struct emp_qelem *);
575 extern void pln_removedupes(struct emp_qelem *, struct emp_qelem *);
576 extern int take_plane_off_ship(struct plnstr *, struct shpstr *);
577 extern int take_plane_off_land(struct plnstr *, struct lndstr *);
578 extern void plane_sweep(struct emp_qelem *, coord, coord);
579 extern void count_land_planes(struct lndstr *);
580 extern int count_sect_planes(struct sctstr *);
581 extern int put_plane_on_land(struct plnstr *, struct lndstr *);
582 extern int pln_hitchance(struct plnstr *, int, int);
583 extern int pln_damage(struct plnstr *, coord, coord, s_char, int *, int);
584 extern int pln_identchance(struct plnstr *, int, int);
585 extern void pln_set_tech(struct plnstr *, int);
587 extern void pr(char *, ...) ATTRIBUTE((format (printf, 1, 2)));
588 extern void uprnf(char *buf);
589 extern void pr_id(struct player *, int, char *, ...)
590 ATTRIBUTE((format (printf, 3, 4)));
591 extern void pr_flash(struct player *, char *format, ...)
592 ATTRIBUTE((format (printf, 2, 3)));
593 extern void pr_inform(struct player *, char *, ...)
594 ATTRIBUTE((format (printf, 2, 3)));
595 extern void pr_wall(char *, ...)
596 ATTRIBUTE((format (printf, 1, 2)));
597 extern void prredir(char *redir);
598 extern void prexec(char *file);
599 extern void prprompt(int min, int btu);
600 extern int prmptrd(char *prompt, char *str, int size);
601 extern int uprmptrd(char *prompt, char *str, int size);
602 extern void prdate(void);
603 extern void prxy(char *format, coord x, coord y, natid country);
604 extern void PR(int, char *, ...) ATTRIBUTE((format (printf, 2, 3)));
605 extern void PRdate(natid cn);
606 extern void pr_beep(void);
607 extern void mpr(int, char *, ...) ATTRIBUTE((format (printf, 2, 3)));
608 extern size_t copy_ascii_no_funny(char *, char *);
609 extern size_t copy_utf8_no_funny(char *, char *);
610 extern size_t copy_utf8_to_ascii_no_funny(char *, char *);
611 extern int ufindpfx(char *, int);
614 extern int deltx(struct range *, coord);
615 /* Prototype include a typedef name.
616 It should be moved after the typedef declaration */
617 extern int delty(struct range *, coord);
618 /* Prototype include a typedef name.
619 It should be moved after the typedef declaration */
620 extern void radmap(int, int, int, int, double);
621 extern void radmapnopr(int, int, int, int, double);
622 extern void radmapupd(int, int, int, int, int, double);
624 extern int setrel(natid, natid, int);
625 extern int setcont(natid, natid, int);
626 extern int setrej(natid, natid, int, int);
628 extern void retreat_ship(struct shpstr *, s_char);
629 extern void retreat_land(struct lndstr *, s_char);
630 extern int check_retreat_and_do_shipdamage(struct shpstr *, int);
631 extern int check_retreat_and_do_landdamage(struct lndstr *, int);
633 extern ns_seltype sarg_type(char *);
634 extern int sarg_xy(char *, coord *, coord *);
635 extern int sarg_area(char *, register struct range *);
636 extern int sarg_range(char *, coord *, coord *, int *);
637 extern int sarg_list(char *, register int *, int);
639 extern void satdisp(struct sctstr *, int, int);
640 extern void satmap(int, int, int, int, int, int);
641 extern void sathead(void);
643 extern int sct_postread(int, s_char *);
644 extern int sct_prewrite(int, s_char *);
645 extern void item_prewrite(short *);
646 extern int issector(s_char *);
648 extern s_char *prship(struct shpstr *);
649 extern int shp_postread(int, s_char *);
650 extern int shp_prewrite(int, s_char *);
651 extern void shp_init(int, s_char *);
653 extern void show_bridge(int);
654 extern void show_tower(int);
655 extern void show_nuke_stats(int);
656 extern void show_nuke_capab(int);
657 extern void show_nuke_build(int);
658 extern void show_ship_build(int);
659 extern void show_ship_stats(int);
660 extern void show_ship_capab(int);
661 extern void show_plane_stats(int);
662 extern void show_plane_capab(int);
663 extern void show_plane_build(int);
664 extern void show_land_build(int);
665 extern void show_land_capab(int);
666 extern void show_land_stats(int);
667 extern void show_sect_build(int);
668 extern void show_sect_stats(int);
669 extern void show_sect_capab(int);
671 extern void shp_sel(struct nstr_item *, struct emp_qelem *);
672 extern void shp_nav(struct emp_qelem *, double *, double *, int *, natid);
673 extern int shp_sweep(struct emp_qelem *, int, natid);
674 extern s_char *shp_path(int, struct shpstr *, s_char *);
675 extern void shp_put(struct emp_qelem *, natid);
676 extern void shp_list(struct emp_qelem *);
677 extern int shp_hardtarget(struct shpstr *);
678 extern void shp_view(struct emp_qelem *);
679 extern int shp_nav_one_sector(struct emp_qelem *, int, natid, int);
680 extern int shp_missile_defense(coord, coord, natid, int);
681 extern void shp_missdef(struct shpstr *, natid);
682 extern void shp_set_tech(struct shpstr *, int);
684 extern int snxtitem(struct nstr_item *, int, s_char *);
686 extern int snxtsct(register struct nstr_sect *, s_char *);
688 extern void resupply_all(struct lndstr *);
689 extern void resupply_commod(struct lndstr *, i_type);
690 extern int supply_commod(int, int, int, i_type, int);
691 extern int try_supply_commod(int, int, int, i_type, int);
692 extern int has_supply(struct lndstr *);
693 extern int use_supply(struct lndstr *);
695 extern void takeover_land(struct lndstr *, natid, int);
696 extern void takeover(struct sctstr *, natid);
697 extern void takeover_ship(struct shpstr *, natid, int);
698 extern void takeover_plane(struct plnstr *, natid);
701 extern int trechk(register natid, register natid, int);
705 extern void clear_telegram_is_new(natid);
706 extern int typed_wu(natid, natid, char *, int);
707 extern int wu(natid, natid, char *, ...) ATTRIBUTE((format (printf, 3, 4)));
710 * src/lib/update/ *.c
713 extern void age_levels(int);
715 extern void delete_old_announcements(void);
719 extern void dodeliver(struct sctstr *);
721 extern int dodistribute(struct sctstr *, int, s_char *, double, double);
723 extern void finish_sects(int);
725 extern int new_work(struct sctstr *, int);
726 extern int do_feed(register struct sctstr *, register struct natstr *,
727 short *, int *, int *, int);
728 extern int feed_people(short *, int, int *);
730 extern int prod_land(int, int, int *, int);
731 extern int feed_land(struct lndstr *, int, int *, int);
737 extern void mob_sect(int);
738 extern void mob_ship(int);
739 extern void mob_land(int);
740 extern void mob_plane(int);
741 extern void update_all_mob(void);
742 extern void update_timestamps(time_t offset);
743 extern void sct_do_upd_mob(struct sctstr *sp);
744 extern void shp_do_upd_mob(struct shpstr *sp);
745 extern void lnd_do_upd_mob(struct lndstr *lp);
746 extern void pln_do_upd_mob(struct plnstr *pp);
748 extern void move_sat(struct plnstr *);
750 extern double logx(double, double);
751 extern void prod_nat(int);
753 extern int nav_ship(register struct shpstr *);
755 extern int check_nav(struct sctstr *);
756 extern int load_it(struct shpstr *, struct sctstr *,
758 extern void unload_it(struct shpstr *);
759 extern void auto_fuel_ship(struct shpstr *);
761 extern s_char *nxtitemp(struct nstr_item *);
763 extern void do_plague(struct sctstr *, struct natstr *, int);
764 extern int plague_people(struct natstr *, short *, int *, int *, int);
766 extern int prod_plane(int, int, int *, int);
768 extern void populace(struct natstr *, register struct sctstr *, int);
769 extern int total_work(int, int, int, int, int, int);
771 extern void tax(struct sctstr *, struct natstr *, int, long *, int *,
773 extern int upd_slmilcosts(natid, int);
774 extern void prepare_sects(int, int *);
775 extern int bank_income(struct sctstr *, int);
777 extern int produce(struct natstr *, struct sctstr *, short *, int, int,
779 extern double prod_eff(struct pchrstr *, float);
781 extern int update_removewants(void);
783 extern void revolt(struct sctstr *);
784 extern void guerrilla(struct sctstr *);
786 extern void sail_ship(natid);
788 extern void do_fallout(register struct sctstr *, register int);
789 extern void spread_fallout(struct sctstr *, int);
790 extern void decay_fallout(struct sctstr *, int);
791 extern void produce_sect(int natnum, int etu, int *bp,
792 long int (*p_sect)[2], int sector_type);
794 extern int prod_ship(int, int, int *, int);
795 extern int feed_ship(struct shpstr *, int, int *, int);
803 #endif /* _PROTOTYPES_H_ */