2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2000, 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_
39 #include "empthread.h"
48 #include "commodity.h"
50 /* src/server/main.c */
51 extern void panic(int sig);
52 extern void shutdwn(int sig);
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 *, int);
67 extern void gift(int, int, s_char *, int, s_char *);
68 extern int display_mark(s_char *);
69 extern int want_to_abandon(struct sctstr *, int, int, struct lndstr *);
70 extern int would_abandon(struct sctstr *, int, int, struct lndstr *);
71 extern int nav_map(int, int, int);
72 extern int count_pop(register 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(s_char **rad, int ax, int ay, int bx, int by);
78 extern void plane_sona(struct emp_qelem *, int, int, struct shiplook *);
79 extern int tend_nxtitem(struct nstr_item *, caddr_t);
80 extern s_char *prsub(struct shpstr *);
81 extern int check_trade(void);
82 extern int ontradingblock(int, int *);
83 extern void trdswitchown(int, int *, int);
84 /* more in commands.h */
90 extern s_char *bestownedpath(s_char *, s_char *, int, int, int,
93 extern void bridgefall(struct sctstr *, struct emp_qelem *);
94 extern void knockdown(struct sctstr *, struct emp_qelem *);
96 extern void landdamage(struct lndstr *, int);
97 extern void ship_damage(struct shpstr *, int);
98 extern int damage(register int, int);
99 extern void shipdamage(struct shpstr *, int);
100 extern void land_damage(struct lndstr *, int);
101 extern void planedamage(struct plnstr *, int);
102 extern int nukedamage(struct nchrstr *, int, int);
103 extern int effdamage(register int, int);
104 extern void item_damage(int, short *);
105 extern int commdamage(register int, int, int);
107 extern int check_sect_ok(struct sctstr *);
108 extern int check_ship_ok(struct shpstr *);
109 extern int check_land_ok(struct lndstr *);
110 extern int check_nuke_ok(struct nukstr *);
111 extern int check_plane_ok(struct plnstr *);
112 extern int check_comm_ok(struct comstr *);
113 extern int check_loan_ok(struct lonstr *);
115 extern int fsize(int);
116 extern int blksize(int);
117 extern time_t fdate(int);
118 extern void filetruncate(s_char *);
120 extern double hap_fact(struct natstr *, struct natstr *);
122 extern int is_wday_allowed(int, char *);
123 extern int is_daytime_allowed(int, char *);
124 extern int gamehours(time_t);
125 extern int is_daytime_near(int, char *, int);
126 extern int min_to_next_daytime(int, char *);
128 extern int has_units(coord, coord, natid, struct lndstr *);
129 extern int has_units_with_mob(coord, coord, natid);
130 extern int adj_units(coord, coord, natid);
131 extern int has_helpful_engineer(coord x, coord y, natid cn);
133 extern void loginit(s_char *);
134 extern void logerror(s_char *, ...) ATTRIBUTE((format (printf, 1, 2)));
135 extern int oops(char *, char *, int);
137 extern int draw_map(int, s_char, int, struct nstr_sect *, int);
138 extern int unit_map(int, int, struct nstr_sect *, s_char *);
139 extern int bmaps_intersect(natid, natid);
140 extern int share_bmap(natid, natid, struct nstr_sect *, s_char, s_char *);
146 extern void bp_enable_cachepath(void);
147 extern void bp_disable_cachepath(void);
148 extern void bp_clear_cachepath(void);
149 extern s_char *BestDistPath(s_char *, struct sctstr *, struct sctstr *,
151 extern s_char *BestLandPath(s_char *, struct sctstr *, struct sctstr *,
153 extern s_char *BestShipPath(s_char *, int, int, int, int, int);
154 extern s_char *BestAirPath(s_char *, int, int, int, int);
155 extern double pathcost(struct sctstr *, s_char *, int);
157 extern int max_pop(float, struct sctstr *);
159 extern int sect_damage(struct sctstr *, int, struct emp_qelem *);
160 extern int sectdamage(struct sctstr *, int, struct emp_qelem *);
162 extern void snxtitem_area(register struct nstr_item *, int,
164 extern void snxtitem_dist(register struct nstr_item *, int, int, int, int);
165 extern void snxtitem_xy(register struct nstr_item *, int, coord, coord);
166 extern void snxtitem_all(register struct nstr_item *, int);
167 extern void snxtitem_group(register struct nstr_item *, int, s_char);
168 extern void snxtitem_rewind(struct nstr_item *);
169 extern int snxtitem_list(register struct nstr_item *, int, int *, int);
170 /* snxtsect_subs.c */
171 extern void snxtsct_area(register struct nstr_sect *, struct range *);
172 extern void xydist_range(coord, coord, register int, struct range *);
173 extern void xysize_range(register struct range *);
174 extern void snxtsct_all(struct nstr_sect *);
175 extern void snxtsct_rewind(struct nstr_sect *);
176 extern void snxtsct_dist(register struct nstr_sect *, coord, coord, int);
180 extern int sct_typematch(char *);
181 extern int typematch(char *, int);
183 extern int vl_find(register int, u_char *, u_short *, int);
184 extern int vl_set(register int, u_int, u_char *, u_short *, u_char *, int);
185 extern int vl_damage(register int, register u_char *, register u_short *,
187 extern int vl_getvec(register u_char *, register u_short *, register int,
188 register int, register int *);
189 extern int vl_setvec(register u_char *, register u_short *, u_char *,
190 int, register int, register int *);
192 extern void update_policy_check(void);
193 extern int demand_update_want(int *, int *, int);
194 extern int demandupdatecheck(void);
195 extern int updatetime(time_t *);
196 extern void next_update_time(time_t *, time_t *, time_t *);
197 extern void next_update_check_time(time_t *, time_t *, time_t *);
198 extern int updates_disabled(void);
204 extern int emp_config(char *file);
205 extern void print_config(FILE * fp);
207 extern int atoip(s_char **);
208 extern int roll(int);
209 extern int roundavg(double);
210 extern int chance(double);
211 extern void disassoc(void);
212 extern int diffx(int, int);
213 extern int diffy(int, int);
214 extern int deltax(int, int);
215 extern int deltay(int, int);
216 extern int mapdist(int, int, int, int);
218 extern int max(int, int);
219 extern int min(int, int);
221 extern s_char *effadv(int);
222 extern int onearg(s_char *, s_char *);
223 extern int parse(register s_char *, s_char **, s_char **, s_char *,
225 extern int ldround(double, int);
226 extern int roundintby(int, int);
227 extern int scthash(register int, register int, int);
229 extern char *strdup(char *x);
234 * src/lib/global/ *.c
236 extern void global_init(void);
240 * src/lib/player/ *.c
243 extern void player_init(void);
244 extern struct player *player_new(int, struct sockaddr_in *);
245 extern struct player *player_delete(struct player *);
246 extern struct player *player_next(struct player *);
247 extern struct player *player_prev(struct player *);
248 extern struct player *getplayer(natid);
249 extern struct player *player_find_other(struct player *, register natid);
250 extern void player_wakeup_all(natid);
251 extern void player_wakeup(struct player *);
252 extern void player_accept(void *);
254 extern int dispatch(s_char *, s_char *);
256 extern int getcommand(s_char *);
257 extern void init_player_commands(void);
258 extern void log_last_commands(void);
259 extern int gamedown(void);
260 extern void daychange(time_t);
261 extern int getminleft(time_t, int);
262 /* more in commands.h */
265 extern int init_nats(void);
267 extern void player_login(void *);
269 extern int natbyname(s_char *, natid *);
270 extern int natpass(int, s_char *);
272 extern struct player *player; /* current player's context */
273 extern s_char *praddr(struct player *);
274 extern void player_main(struct player *);
275 extern int match_user(char *, struct player *);
276 extern int status(void);
277 extern int command(void);
278 /* more in commands.h */
280 extern int recvclient(s_char *, int);
286 extern int confirm(s_char *);
287 extern int askyn(s_char *);
289 extern void bsanct(void);
291 extern void caploss(struct sctstr *, natid, s_char *);
293 extern int chkmoney(long, long, s_char *);
294 extern int check_cost(int, int, long, int *, s_char *);
296 extern int cnumb(s_char *);
298 extern int military_control(struct sctstr *);
300 extern int detonate(struct plnstr *, int, int);
302 extern int disloan(int, register struct lonstr *);
304 extern int distrea(int, register struct trtstr *);
306 extern void ef_init(void);
308 extern int sd(natid, natid, coord, coord, int, int, int);
309 extern int dd(natid, natid, coord, coord, int, int);
310 extern int sb(natid, natid, struct sctstr *, coord, coord, int, int);
311 extern int shipdef(natid, natid, coord, coord);
313 extern int emp_getbit(int, int, u_char *);
314 extern void emp_setbit(int, int, u_char *);
315 extern void emp_setbitmap(int, int, u_char *, int *);
316 extern void bitinit2(struct nstr_sect *, u_char *, int);
318 extern int getele(s_char *, s_char *);
320 extern s_char *prland(struct lndstr *);
321 extern int lnd_postread(int, s_char *);
322 extern int lnd_prewrite(int, s_char *);
323 extern void lnd_init(int, s_char *);
325 extern double seagun(int, int);
326 extern double landgun(int, int);
327 extern double landunitgun(int, int, int, int, int);
328 extern int roundrange(double);
330 extern int shipsatxy(coord, coord, int, int);
331 extern int carriersatxy(coord, coord, int, int, natid);
332 extern int unitsatxy(coord, coord, int, int);
333 extern int planesatxy(coord, coord, int, int, struct emp_qelem *);
334 extern int asw_shipsatxy(coord, coord, int, int, struct plnstr *,
336 extern int num_shipsatxy(coord, coord, int, int);
337 extern int islist(s_char *);
338 /* src/lib/subs/mission.c */
339 extern s_char *mission_name(short);
340 extern s_char *nameofitem(struct genitem *, int);
341 extern int collateral_damage(coord, coord, int, struct emp_qelem *);
342 extern int mission_pln_equip(struct plist *, struct ichrstr *, int,
344 extern int ground_interdict(coord, coord, natid, s_char *);
345 extern int unit_interdict(coord, coord, natid, s_char *, int, int);
346 extern int off_support(coord, coord, natid, natid);
347 extern int def_support(coord, coord, natid, natid);
348 extern int oprange(struct genitem *, int, int *);
349 extern int cando(int, int);
350 extern s_char *mission_short_name(int);
351 extern void show_mission(int, struct nstr_item *);
352 extern int air_defense(coord, coord, natid, struct emp_qelem *,
355 extern int check_lmines(coord, coord, double);
356 extern int move_ground(s_char *, struct sctstr *, struct sctstr *,
358 int (*)(s_char *, coord, coord, s_char *),
360 extern int fly_map(coord, coord);
362 extern int msl_intercept(coord, coord, natid, int, int, int, int);
363 extern int msl_equip(struct plnstr *);
364 extern int msl_hit(struct plnstr *, int, int, int, int, s_char *,
366 extern void msl_sel(struct emp_qelem *, coord, coord, natid, int,
368 extern int msl_launch_mindam(struct emp_qelem *, coord, coord, int,
369 int, int, s_char *, int, int);
371 extern int intmatch(register int, register int *, int);
372 extern int comtch(register s_char *, struct cmndstr *, int, int);
374 extern int natarg(s_char *, s_char *);
376 extern int neigh(coord, coord, natid);
378 extern void nreport(natid, int, natid, int);
380 extern int nuk_postread(int, s_char *);
381 extern int nuk_prewrite(int, s_char *);
382 extern void nuk_init(int, s_char *);
383 extern void nuk_add(coord, coord, int, int);
384 extern void nuk_delete(struct nukstr *, int, int);
386 extern int nxtitem(struct nstr_item *, caddr_t);
388 extern int nxtsct(register struct nstr_sect *, struct sctstr *);
390 extern s_char *prplane(struct plnstr *);
391 extern int pln_postread(int, s_char *);
392 extern int pln_prewrite(int, s_char *);
393 extern void pln_init(int, s_char *);
395 extern void count_planes(struct shpstr *);
396 extern int pln_onewaymission(struct sctstr *, int *, int *);
397 extern void pln_newlanding(struct emp_qelem *, coord, coord, int);
398 extern int can_be_on_ship(int, int);
399 extern int put_plane_on_ship(struct plnstr *, struct shpstr *);
400 extern void pln_dropoff(struct emp_qelem *, struct ichrstr *,
401 coord, coord, void *, int);
402 extern void pln_sel(struct nstr_item *, struct emp_qelem *,
403 struct sctstr *, int, int, int, int);
404 extern int pln_arm(struct emp_qelem *, int, int, struct ichrstr *,
406 extern int pln_mobcost(int, struct plnstr *, int);
407 extern void pln_put(struct emp_qelem *);
408 extern void pln_removedupes(struct emp_qelem *, struct emp_qelem *);
409 extern int take_plane_off_ship(struct plnstr *, struct shpstr *);
410 extern int take_plane_off_land(struct plnstr *, struct lndstr *);
411 extern void plane_sweep(struct emp_qelem *, coord, coord);
412 extern void count_land_planes(struct lndstr *);
413 extern int count_sect_planes(struct sctstr *);
414 extern int put_plane_on_land(struct plnstr *, struct lndstr *);
415 extern int pln_hitchance(struct plnstr *, int, int);
416 extern int pln_damage(struct plnstr *, coord, coord, s_char, int *, int);
417 extern int pln_identchance(struct plnstr *, int, int);
419 extern void pr(s_char *, ...) ATTRIBUTE((format (printf, 1, 2)));
420 extern void prnf(s_char *buf);
421 extern void pr_id(struct player *, int, s_char *, ...)
422 ATTRIBUTE((format (printf, 3, 4)));
423 extern void pr_flash(struct player *, s_char *, ...)
424 ATTRIBUTE((format (printf, 2, 3)));
425 extern void pr_inform(struct player *, s_char *, ...)
426 ATTRIBUTE((format (printf, 2, 3)));
427 extern void pr_wall(s_char *, ...)
428 ATTRIBUTE((format (printf, 1, 2)));
429 extern void pr_player(struct player *pl, int id, s_char *buf);
430 extern void pr_hilite(s_char *buf);
431 extern void prredir(s_char *redir);
432 extern void prexec(s_char *file);
433 extern void prprompt(int min, int btu);
434 extern void showvers(int vers);
435 extern int prmptrd(s_char *prompt, s_char *str, int size);
436 extern void prdate(void);
437 extern void prxy(s_char *format, coord x, coord y, natid country);
438 extern void PR(int, s_char *, ...) ATTRIBUTE((format (printf, 2, 3)));
439 extern void PRdate(natid cn);
440 extern void pr_beep(void);
441 extern void mpr(int, s_char *, ...) ATTRIBUTE((format (printf, 2, 3)));
444 extern int deltx(struct range *, coord);
445 /* Prototype include a typedef name.
446 It should be moved after the typedef declaration */
447 extern int delty(struct range *, coord);
448 /* Prototype include a typedef name.
449 It should be moved after the typedef declaration */
450 extern void radmap(int, int, int, int, double);
451 extern void radmapnopr(int, int, int, int, double);
452 extern void radmapupd(int, int, int, int, int, double);
454 extern int setrel(natid, natid, int);
455 extern int setcont(natid, natid, int);
456 extern int setrej(natid, natid, int, int);
458 extern void retreat_ship(struct shpstr *, s_char);
459 extern void retreat_land(struct lndstr *, s_char);
460 extern int check_retreat_and_do_shipdamage(struct shpstr *, int);
461 extern int check_retreat_and_do_landdamage(struct lndstr *, int);
463 extern int sarg_type(s_char *);
464 extern int sarg_xy(s_char *, coord *, coord *);
465 extern int sarg_area(s_char *, register struct range *);
466 extern int sarg_range(s_char *, coord *, coord *, int *);
467 extern int sarg_list(s_char *, register int *, int);
469 extern void satdisp(struct sctstr *, int, int);
470 extern void satmap(int, int, int, int, int, int);
471 extern void sathead(void);
473 extern int sct_postread(int, s_char *);
474 extern int sct_prewrite(int, s_char *);
475 extern int issector(s_char *);
476 extern void sct_init(coord, coord, s_char *);
478 extern s_char *prship(struct shpstr *);
479 extern int shp_postread(int, s_char *);
480 extern int shp_prewrite(int, s_char *);
481 extern void shp_init(int, s_char *);
483 extern void show_bridge(int);
484 extern void show_tower(int);
485 extern void show_nuke_stats(int);
486 extern void show_nuke_capab(int);
487 extern void show_nuke_build(int);
488 extern void show_ship_build(int);
489 extern void show_ship_stats(int);
490 extern void show_ship_capab(int);
491 extern void show_plane_stats(int);
492 extern void show_plane_capab(int);
493 extern void show_plane_build(int);
494 extern void show_land_build(int);
495 extern void show_land_capab(int);
496 extern void show_land_stats(int);
497 extern void show_sect_build(int);
498 extern void show_sect_stats(int);
499 extern void show_sect_capab(int);
501 extern void shp_sel(struct nstr_item *, struct emp_qelem *);
502 extern void shp_nav(struct emp_qelem *, double *, double *, int *, natid);
503 extern int shp_sweep(struct emp_qelem *, int, natid);
504 extern s_char *shp_path(int, struct shpstr *, s_char *);
505 extern void shp_put(struct emp_qelem *, natid);
506 extern void shp_list(struct emp_qelem *);
507 extern int shp_hardtarget(struct shpstr *);
508 extern void shp_view(struct emp_qelem *);
509 extern int shp_nav_one_sector(struct emp_qelem *, int, natid, int);
510 extern int shp_missile_defense(coord, coord, natid, int);
511 extern void shp_missdef(struct shpstr *, natid);
513 extern int snxtitem(register struct nstr_item *, int, s_char *);
515 extern int snxtsct(register struct nstr_sect *, s_char *);
517 extern void resupply_all(struct lndstr *);
518 extern void resupply_commod(struct lndstr *, int);
519 extern int supply_commod(int, int, int, int, int);
520 extern int try_supply_commod(int, int, int, int, int);
521 extern int has_supply(struct lndstr *);
522 extern int use_supply(struct lndstr *);
524 extern void takeover_land(register struct lndstr *, natid, int);
525 extern void takeover(register struct sctstr *, natid);
526 extern void takeover_ship(register struct shpstr *, natid, int);
527 extern void takeover_plane(register struct plnstr *, natid);
530 extern int trechk(register natid, register natid, int);
534 extern void clear_telegram_is_new(natid);
535 extern int typed_wu(natid, natid, s_char *, int);
536 extern int wu(natid, natid, s_char *, ...) ATTRIBUTE((format (printf, 3, 4)));
539 * src/lib/update/ *.c
542 extern void age_levels(int);
544 extern void delete_old_announcements(void);
548 extern int deliver(register struct sctstr *, struct ichrstr *, int, int,
551 extern int dodistribute(struct sctstr *, int, s_char *, double, double);
553 extern void finish_sects(int);
555 extern int do_feed(register struct sctstr *, register struct natstr *,
556 short *, int *, int *, int);
557 extern int feed_people(short *, int, int *);
559 extern int prod_land(int, int, int *, int);
560 extern int feed_land(struct lndstr *, int, int *, int);
566 extern void mob_sect(register int);
567 extern void mob_ship(register int);
568 extern void mob_land(register int);
569 extern void mob_plane(register int);
570 extern void update_all_mob(void);
571 extern void update_timestamps(time_t offset);
572 extern void sct_do_upd_mob(register struct sctstr *sp);
573 extern void shp_do_upd_mob(register struct shpstr *sp);
574 extern void lnd_do_upd_mob(register struct lndstr *lp);
575 extern void pln_do_upd_mob(register struct plnstr *pp);
577 extern void move_sat(register struct plnstr *);
579 extern double logx(double, double);
580 extern void prod_nat(int);
582 extern int nav_ship(register struct shpstr *);
584 extern int check_nav(struct sctstr *);
585 extern int load_it(register struct shpstr *, register struct sctstr *,
587 extern int com_num(s_char *);
588 extern void unload_it(register struct shpstr *);
589 extern void auto_fuel_ship(register struct shpstr *);
591 extern s_char *nxtitemp(struct nstr_item *, int);
593 extern struct sctstr *nxtsctp(register struct nstr_sect *);
595 extern void do_plague(struct sctstr *, struct natstr *, int);
596 extern int plague_people(struct natstr *, short *, u_short *, u_short *, int);
598 extern int prod_plane(int, int, int *, int);
600 extern void populace(struct natstr *, register struct sctstr *, int);
601 extern int total_work(register int, register int, register int,
602 register int, register int);
604 extern void tax(struct sctstr *, struct natstr *, int, long *, int *,
606 extern int upd_slmilcosts(natid, int);
607 extern void prepare_sects(int, int *);
608 extern int bank_income(struct sctstr *, int);
610 extern int produce(struct natstr *, struct sctstr *, short *, int, int,
613 extern int update_removewants(void);
615 extern void revolt(struct sctstr *);
616 extern void guerrilla(struct sctstr *);
618 extern void sail_ship(natid);
620 extern void dodeliver(struct sctstr *);
621 extern void do_fallout(register struct sctstr *, register int);
622 extern void spread_fallout(struct sctstr *, int);
623 extern void decay_fallout(struct sctstr *, int);
624 extern void produce_sect(int natnum, int etu, int *bp,
625 long int (*p_sect)[2], int sector_type);
627 extern int prod_ship(int, int, int *, int);
628 extern int feed_ship(struct shpstr *, int, int *, int);
636 #endif /* _PROTOTYPES_H_ */