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 int commdamage(register int, int, int);
106 extern int check_sect_ok(struct sctstr *);
107 extern int check_ship_ok(struct shpstr *);
108 extern int check_land_ok(struct lndstr *);
109 extern int check_nuke_ok(struct nukstr *);
110 extern int check_plane_ok(struct plnstr *);
111 extern int check_comm_ok(struct comstr *);
112 extern int check_loan_ok(struct lonstr *);
114 extern int fsize(int);
115 extern int blksize(int);
116 extern time_t fdate(int);
117 extern void filetruncate(s_char *);
119 extern int getvar(int, s_char *, int);
120 extern int getvec(int, int *, s_char *, int);
121 extern int putvar(int, int, s_char *, int);
122 extern int putvec(int, int *, s_char *, int);
124 extern double hap_fact(struct natstr *, struct natstr *);
126 extern int gamehours(time_t, int *);
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 *, ...);
136 extern int draw_map(int, s_char, int, struct nstr_sect *, int);
137 extern int unit_map(int, int, struct nstr_sect *, s_char *);
138 extern int bmaps_intersect(natid, natid);
139 extern int share_bmap(natid, natid, struct nstr_sect *, s_char, s_char *);
145 extern void bp_enable_cachepath(void);
146 extern void bp_disable_cachepath(void);
147 extern void bp_clear_cachepath(void);
148 extern s_char *BestDistPath(s_char *, struct sctstr *, struct sctstr *,
150 extern s_char *BestLandPath(s_char *, struct sctstr *, struct sctstr *,
152 extern s_char *BestShipPath(s_char *, int, int, int, int, int);
153 extern s_char *BestAirPath(s_char *, int, int, int, int);
154 extern double pathcost(struct sctstr *, s_char *, int);
156 extern int max_pop(float, struct sctstr *);
158 extern int sect_damage(struct sctstr *, int, struct emp_qelem *);
159 extern int sectdamage(struct sctstr *, int, struct emp_qelem *);
161 extern void snxtitem_area(register struct nstr_item *, int,
163 extern void snxtitem_dist(register struct nstr_item *, int, int, int, int);
164 extern void snxtitem_xy(register struct nstr_item *, int, coord, coord);
165 extern void snxtitem_all(register struct nstr_item *, int);
166 extern void snxtitem_group(register struct nstr_item *, int, s_char);
167 extern void snxtitem_rewind(struct nstr_item *);
168 extern int snxtitem_list(register struct nstr_item *, int, int *, int);
169 /* snxtsect_subs.c */
170 extern void snxtsct_area(register struct nstr_sect *, struct range *);
171 extern void xydist_range(coord, coord, register int, struct range *);
172 extern void xysize_range(register struct range *);
173 extern void snxtsct_all(struct nstr_sect *);
174 extern void snxtsct_rewind(struct nstr_sect *);
175 extern void snxtsct_dist(register struct nstr_sect *, coord, coord, int);
179 extern int typematch(s_char *, int);
181 extern int vl_find(register int, u_char *, u_short *, int);
182 extern int vl_set(register int, u_int, u_char *, u_short *, u_char *, int);
183 extern int vl_damage(register int, register u_char *, register u_short *,
185 extern int vl_getvec(register u_char *, register u_short *, register int,
186 register int, register int *);
187 extern int vl_setvec(register u_char *, register u_short *, u_char *,
188 int, register int, register int *);
190 extern void update_policy_check(void);
191 extern int demand_update_want(int *, int *, int);
192 extern int demandupdatecheck(void);
193 extern int updatetime(time_t *);
194 extern void next_update_time(time_t *, time_t *, time_t *);
195 extern void next_update_check_time(time_t *, time_t *, time_t *);
196 extern int updates_disabled(void);
202 extern int emp_config(char *file);
203 extern void print_config(FILE * fp);
205 extern int atoip(s_char **);
206 extern int roll(int);
207 extern int roundavg(double);
208 extern int chance(double);
209 extern void disassoc(void);
211 extern s_char *inet_ntoa(struct in_addr);
213 extern int diffx(int, int);
214 extern int diffy(int, int);
215 extern int deltax(int, int);
216 extern int deltay(int, int);
217 extern int mapdist(int, int, int, int);
219 extern int max(int, int);
220 extern int min(int, int);
222 extern s_char *effadv(int);
223 extern int onearg(s_char *, s_char *);
224 extern int parse(register s_char *, s_char **, s_char **, s_char *,
226 extern int ldround(double, int);
227 extern int roundintby(int, int);
228 extern int scthash(register int, register int, int);
230 extern char *strdup(char *x);
235 * src/lib/global/ *.c
237 extern void global_init(void);
241 * src/lib/player/ *.c
244 extern void player_init(void);
245 extern struct player *player_new(int, struct sockaddr_in *);
246 extern struct player *player_delete(struct player *);
247 extern struct player *player_next(struct player *);
248 extern struct player *player_prev(struct player *);
249 extern struct player *getplayer(natid);
250 extern struct player *player_find_other(struct player *, register natid);
251 extern void player_wakeup_all(natid);
252 extern void player_wakeup(struct player *);
253 extern void player_accept(void *);
255 extern int dispatch(s_char *, s_char *);
257 extern int getcommand(s_char *);
258 extern void init_player_commands(void);
259 extern void log_last_commands(void);
260 extern int gamedown(void);
261 extern void daychange(time_t);
262 extern int getminleft(time_t, int *, int *);
263 /* more in commands.h */
266 extern int init_nats(void);
268 extern void player_login(void *);
270 extern int natbyname(s_char *, natid *);
271 extern int natpass(int, s_char *);
273 extern struct player *player; /* current player's context */
274 extern s_char *praddr(struct player *);
275 extern void player_main(struct player *);
276 extern int match_user(char *, struct player *);
277 extern int status(void);
278 extern int command(void);
279 /* more in commands.h */
281 extern int recvclient(s_char *, int);
287 extern int confirm(s_char *);
288 extern int askyn(s_char *);
290 extern void bsanct(void);
292 extern void caploss(struct sctstr *, natid, s_char *);
294 extern int chkmoney(long, long, s_char *);
295 extern int check_cost(int, int, long, int *, s_char *);
297 extern int cnumb(s_char *);
299 extern int military_control(struct sctstr *);
301 extern int detonate(struct plnstr *, int, int);
303 extern int disloan(int, register struct lonstr *);
305 extern int distrea(int, register struct trtstr *);
307 extern void ef_init(void);
309 extern int sd(natid, natid, coord, coord, int, int, int);
310 extern int dd(natid, natid, coord, coord, int, int);
311 extern int sb(natid, natid, struct sctstr *, coord, coord, int, int);
312 extern int shipdef(natid, natid, coord, coord);
314 extern int emp_getbit(int, int, u_char *);
315 extern void emp_setbit(int, int, u_char *);
316 extern void emp_setbitmap(int, int, u_char *, int *);
317 extern void bitinit2(struct nstr_sect *, u_char *, int);
319 extern int getele(s_char *, s_char *);
321 extern s_char *prland(struct lndstr *);
322 extern int lnd_postread(int, s_char *);
323 extern int lnd_prewrite(int, s_char *);
324 extern void lnd_init(int, s_char *);
326 extern double seagun(int, int);
327 extern double landgun(int, int);
328 extern double landunitgun(int, int, int, int, int);
329 extern int roundrange(double);
331 extern int shipsatxy(coord, coord, int, int);
332 extern int carriersatxy(coord, coord, int, int, natid);
333 extern int unitsatxy(coord, coord, int, int);
334 extern int planesatxy(coord, coord, int, int, struct emp_qelem *);
335 extern int asw_shipsatxy(coord, coord, int, int, struct plnstr *,
337 extern int num_shipsatxy(coord, coord, int, int);
338 extern int islist(s_char *);
339 /* src/lib/subs/mission.c */
340 extern s_char *mission_name(short);
341 extern s_char *nameofitem(s_char *, struct genitem *, int);
342 extern int collateral_damage(coord, coord, int, struct emp_qelem *);
343 extern int mission_pln_equip(struct plist *, struct ichrstr *, int,
345 extern int ground_interdict(coord, coord, natid, s_char *);
346 extern int unit_interdict(coord, coord, natid, s_char *, int, int);
347 extern int off_support(coord, coord, natid, natid);
348 extern int def_support(coord, coord, natid, natid);
349 extern int oprange(struct genitem *, int, int *);
350 extern int cando(int, int);
351 extern s_char *mission_short_name(int);
352 extern void show_mission(int, struct nstr_item *);
353 extern int air_defense(coord, coord, natid, struct emp_qelem *,
356 extern int check_lmines(coord, coord, double);
357 extern int move_ground(s_char *, struct sctstr *, struct sctstr *,
359 int (*)(s_char *, coord, coord, s_char *),
361 extern int fly_map(coord, coord);
363 extern int msl_intercept(coord, coord, natid, int, int, int, int);
364 extern int msl_equip(struct plnstr *);
365 extern int msl_hit(struct plnstr *, int, int, int, int, s_char *,
367 extern void msl_sel(struct emp_qelem *, coord, coord, natid, int,
369 extern int msl_launch_mindam(struct emp_qelem *, coord, coord, int,
370 int, int, s_char *, int, int);
372 extern int intmatch(register int, register int *, int);
373 extern int comtch(register s_char *, struct cmndstr *, int, int);
375 extern int natarg(s_char *, s_char *);
377 extern int neigh(coord, coord, natid);
379 extern void nreport(natid, int, natid, int);
381 extern int nuk_postread(int, s_char *);
382 extern int nuk_prewrite(int, s_char *);
383 extern void nuk_init(int, s_char *);
384 extern void nuk_add(coord, coord, int, int);
385 extern void nuk_delete(struct nukstr *, int, int);
387 extern int nxtitem(struct nstr_item *, caddr_t);
389 extern int nxtsct(register struct nstr_sect *, struct sctstr *);
391 extern s_char *prplane(struct plnstr *);
392 extern int pln_postread(int, s_char *);
393 extern int pln_prewrite(int, s_char *);
394 extern void pln_init(int, s_char *);
396 extern void count_planes(struct shpstr *);
397 extern int pln_onewaymission(struct sctstr *, int *, int *);
398 extern void pln_newlanding(struct emp_qelem *, coord, coord, int);
399 extern int can_be_on_ship(int, int);
400 extern int put_plane_on_ship(struct plnstr *, struct shpstr *);
401 extern void pln_dropoff(struct emp_qelem *, struct ichrstr *, coord,
402 coord, s_char *, int);
403 extern void pln_sel(struct nstr_item *, struct emp_qelem *,
404 struct sctstr *, int, int, int, int);
405 extern int pln_arm(struct emp_qelem *, int, int, struct ichrstr *,
407 extern int pln_mobcost(int, struct plnstr *, int);
408 extern void pln_put(struct emp_qelem *);
409 extern void pln_removedupes(struct emp_qelem *, struct emp_qelem *);
410 extern int take_plane_off_ship(struct plnstr *, struct shpstr *);
411 extern int take_plane_off_land(struct plnstr *, struct lndstr *);
412 extern void plane_sweep(struct emp_qelem *, coord, coord);
413 extern void count_land_planes(struct lndstr *);
414 extern int count_sect_planes(struct sctstr *);
415 extern int put_plane_on_land(struct plnstr *, struct lndstr *);
416 extern int pln_hitchance(struct plnstr *, int, int);
417 extern int pln_damage(struct plnstr *, coord, coord, s_char, int *, int);
418 extern int pln_identchance(struct plnstr *, int, int);
420 extern void pr(s_char *, ...);
421 extern void prnf(s_char *buf);
422 extern void pr_id(struct player *, int, s_char *, ...);
423 extern void pr_flash(struct player *, s_char *, ...);
424 extern void pr_inform(struct player *, s_char *, ...);
425 extern void pr_wall(s_char *, ...);
426 extern void pr_player(struct player *pl, int id, s_char *buf);
427 extern void pr_hilite(s_char *buf);
428 extern void prredir(s_char *redir);
429 extern void prexec(s_char *file);
430 extern void prprompt(int min, int btu);
431 extern void showvers(int vers);
432 extern int prmptrd(s_char *prompt, s_char *str, int size);
433 extern void prdate(void);
434 extern void prxy(s_char *format, coord x, coord y, natid country);
435 extern void PR(int, s_char *, ...);
436 extern void PRdate(natid cn);
437 extern void pr_beep(void);
438 extern void mpr(int, s_char *, ...);
441 extern int deltx(struct range *, coord);
442 /* Prototype include a typedef name.
443 It should be moved after the typedef declaration */
444 extern int delty(struct range *, coord);
445 /* Prototype include a typedef name.
446 It should be moved after the typedef declaration */
447 extern void radmap(int, int, int, int, double);
448 extern void radmapnopr(int, int, int, int, double);
449 extern void radmapupd(int, int, int, int, int, double);
451 extern int setrel(natid, natid, int);
452 extern int setcont(natid, natid, int);
453 extern int setrej(natid, natid, int, int);
455 extern void retreat_ship(struct shpstr *, s_char);
456 extern void retreat_land(struct lndstr *, s_char);
457 extern int check_retreat_and_do_shipdamage(struct shpstr *, int);
458 extern int check_retreat_and_do_landdamage(struct lndstr *, int);
460 extern int sarg_type(s_char *);
461 extern int sarg_xy(s_char *, coord *, coord *);
462 extern int sarg_area(s_char *, register struct range *);
463 extern int sarg_range(s_char *, coord *, coord *, int *);
464 extern int sarg_list(s_char *, register int *, int);
466 extern void satdisp(struct sctstr *, int, int);
467 extern void satmap(int, int, int, int, int, int);
468 extern void sathead(void);
470 extern int sct_postread(int, s_char *);
471 extern int sct_prewrite(int, s_char *);
472 extern int issector(s_char *);
473 extern void sct_init(coord, coord, s_char *);
475 extern s_char *prship(struct shpstr *);
476 extern int shp_postread(int, s_char *);
477 extern int shp_prewrite(int, s_char *);
478 extern void shp_init(int, s_char *);
480 extern void show_bridge(int);
481 extern void show_tower(int);
482 extern void show_nuke_stats(int);
483 extern void show_nuke_capab(int);
484 extern void show_nuke_build(int);
485 extern void show_ship_build(int);
486 extern void show_ship_stats(int);
487 extern void show_ship_capab(int);
488 extern void show_plane_stats(int);
489 extern void show_plane_capab(int);
490 extern void show_plane_build(int);
491 extern void show_land_build(int);
492 extern void show_land_capab(int);
493 extern void show_land_stats(int);
494 extern void show_sect_build(int);
495 extern void show_sect_stats(int);
496 extern void show_sect_capab(int);
498 extern void shp_sel(struct nstr_item *, struct emp_qelem *);
499 extern void shp_nav(struct emp_qelem *, double *, double *, int *, natid);
500 extern int shp_sweep(struct emp_qelem *, int, natid);
501 extern s_char *shp_path(int, struct shpstr *, s_char *);
502 extern void shp_put(struct emp_qelem *, natid);
503 extern void shp_list(struct emp_qelem *);
504 extern int shp_hardtarget(struct shpstr *);
505 extern void shp_view(struct emp_qelem *);
506 extern int shp_nav_one_sector(struct emp_qelem *, int, natid, int);
507 extern int shp_missile_defense(coord, coord, natid, int);
508 extern void shp_missdef(struct shpstr *, natid);
510 extern int snxtitem(register struct nstr_item *, int, s_char *);
512 extern int snxtsct(register struct nstr_sect *, s_char *);
514 extern void resupply_all(struct lndstr *);
515 extern void resupply_commod(struct lndstr *, int);
516 extern int supply_commod(int, int, int, int, int);
517 extern int try_supply_commod(int, int, int, int, int);
518 extern int has_supply(struct lndstr *);
519 extern int use_supply(struct lndstr *);
521 extern void takeover_land(register struct lndstr *, natid, int);
522 extern void takeover(register struct sctstr *, natid);
523 extern void takeover_ship(register struct shpstr *, natid, int);
524 extern void takeover_plane(register struct plnstr *, natid);
527 extern int trechk(register natid, register natid, int);
531 extern void clear_telegram_is_new(natid);
532 extern int typed_wu(natid, natid, s_char *, int);
533 extern int wu(natid, natid, s_char *, ...);
536 * src/lib/update/ *.c
539 extern void age_levels(int);
541 extern void delete_old_announcements(void);
545 extern int deliver(register struct sctstr *, struct ichrstr *, int, int,
548 extern int dodistribute(struct sctstr *, int, s_char *, double, double);
550 extern void finish_sects(int);
552 extern int do_feed(register struct sctstr *, register struct natstr *,
553 int *, int *, int *, int);
554 extern int feed_people(register int *, int, int *);
556 extern int prod_land(int, int, int *, int);
557 extern int feed_land(struct lndstr *, register int *, int, int *, int);
563 extern void mob_sect(register int);
564 extern void mob_ship(register int);
565 extern void mob_land(register int);
566 extern void mob_plane(register int);
567 extern void update_all_mob(void);
568 extern void update_timestamps(time_t offset);
569 extern void sct_do_upd_mob(register struct sctstr *sp);
570 extern void shp_do_upd_mob(register struct shpstr *sp);
571 extern void lnd_do_upd_mob(register struct lndstr *lp);
572 extern void pln_do_upd_mob(register struct plnstr *pp);
574 extern void move_sat(register struct plnstr *);
576 extern double logx(double, double);
577 extern void prod_nat(int);
579 extern int nav_ship(register struct shpstr *);
581 extern int check_nav(struct sctstr *);
582 extern int load_it(register struct shpstr *, register struct sctstr *,
584 extern int com_num(s_char *);
585 extern void unload_it(register struct shpstr *);
586 extern void auto_fuel_ship(register struct shpstr *);
588 extern s_char *nxtitemp(struct nstr_item *, int);
590 extern struct sctstr *nxtsctp(register struct nstr_sect *);
592 extern void do_plague(struct sctstr *, struct natstr *, int);
593 extern int plague_people(struct natstr *, register int *, register int *,
596 extern int prod_plane(int, int, int *, int);
598 extern void populace(struct natstr *, register struct sctstr *,
599 register int *, int);
600 extern int total_work(register int, register int, register int,
601 register int, register int);
603 extern void tax(struct sctstr *, struct natstr *, int, long *, int *,
605 extern int upd_slmilcosts(natid, int);
606 extern void prepare_sects(int, int *);
607 extern int bank_income(struct sctstr *, int);
609 extern int produce(struct natstr *, struct sctstr *, int *, int, int, int,
612 extern int update_removewants(void);
614 extern void revolt(struct sctstr *);
615 extern void guerrilla(struct sctstr *);
617 extern void sail_ship(natid);
619 extern int dodeliver(struct sctstr *, int *);
620 extern void do_fallout(register struct sctstr *, register int);
621 extern void spread_fallout(struct sctstr *, int);
622 extern void decay_fallout(struct sctstr *, int);
623 extern void produce_sect(int natnum, int etu, int *bp,
624 long int (*p_sect)[2], int sector_type);
626 extern int prod_ship(int, int, int *, int);
627 extern int feed_ship(struct shpstr *, register int *, int, int *, int);
635 #endif /* _PROTOTYPES_H_ */