drm/linux: Add clamp_val()
[dragonfly.git] / games / hack / hack.h
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1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
2 /* hack.h - version 1.0.3 */
3 /* $DragonFly: src/games/hack/hack.h,v 1.4 2006/08/21 19:45:32 pavalos Exp $ */
5 #include "config.h"
6 #include <fcntl.h>
7 #include <signal.h>
8 #include <stdarg.h>
9 #include <stdbool.h>
10 #include <stdio.h>
11 #include <stdlib.h>
12 #include <string.h>
13 #include <unistd.h>
15 #include "def.objclass.h"
17 typedef struct {
18 xchar x, y;
19 } coord;
21 #include "def.monst.h" /* uses coord */
22 #include "def.gold.h"
23 #include "def.trap.h"
24 #include "def.obj.h"
25 #include "def.flag.h"
26 #include "def.mkroom.h"
27 #include "def.wseg.h"
29 #define plur(x) (((x) == 1) ? "" : "s")
31 #define BUFSZ 256 /* for getlin buffers */
32 #define PL_NSIZ 32 /* name of player, ghost, shopkeeper */
34 #include "def.rm.h"
35 #include "def.permonst.h"
37 extern xchar xdnstair, ydnstair, xupstair, yupstair; /* stairs up and down. */
39 #define newstring(x) alloc((unsigned)(x))
40 #include "hack.onames.h"
42 #define ON 1
43 #define OFF 0
45 extern struct obj *invent, *uwep, *uarm, *uarm2, *uarmh, *uarms, *uarmg,
46 *uleft, *uright, *fcobj;
47 extern struct obj *uchain; /* defined iff PUNISHED */
48 extern struct obj *uball; /* defined if PUNISHED */
50 struct prop {
51 #define TIMEOUT 007777 /* mask */
52 #define LEFT_RING W_RINGL /* 010000L */
53 #define RIGHT_RING W_RINGR /* 020000L */
54 #define INTRINSIC 040000L
55 #define LEFT_SIDE LEFT_RING
56 #define RIGHT_SIDE RIGHT_RING
57 #define BOTH_SIDES (LEFT_SIDE | RIGHT_SIDE)
58 long p_flgs;
59 void (*p_tofn)(void); /* called after timeout */
62 struct you {
63 xchar ux, uy;
64 schar dx, dy, dz; /* direction of move (or zap or ... ) */
65 #ifdef QUEST
66 schar di; /* direction of FF */
67 xchar ux0, uy0; /* initial position FF */
68 #endif /* QUEST */
69 xchar udisx, udisy; /* last display pos */
70 char usym; /* usually '@' */
71 schar uluck;
72 #define LUCKMAX 10 /* on moonlit nights 11 */
73 #define LUCKMIN (-10)
74 int last_str_turn:3; /* 0: none, 1: half turn, 2: full turn */
75 /* +: turn right, -: turn left */
76 unsigned udispl:1; /* @ on display */
77 unsigned ulevel:4; /* 1 - 14 */
78 #ifdef QUEST
79 unsigned uhorizon:7;
80 #endif /* QUEST */
81 unsigned utrap:3; /* trap timeout */
82 unsigned utraptype:1; /* defined if utrap nonzero */
83 #define TT_BEARTRAP 0
84 #define TT_PIT 1
85 unsigned uinshop:6; /* used only in shk.c - (roomno+1) of shop */
88 /* perhaps these #define's should also be generated by makedefs */
89 #define TELEPAT LAST_RING /* not a ring */
90 #define Telepat u.uprops[TELEPAT].p_flgs
91 #define FAST (LAST_RING+1) /* not a ring */
92 #define Fast u.uprops[FAST].p_flgs
93 #define CONFUSION (LAST_RING+2) /* not a ring */
94 #define Confusion u.uprops[CONFUSION].p_flgs
95 #define INVIS (LAST_RING+3) /* not a ring */
96 #define Invis u.uprops[INVIS].p_flgs
97 #define Invisible (Invis && !See_invisible)
98 #define GLIB (LAST_RING+4) /* not a ring */
99 #define Glib u.uprops[GLIB].p_flgs
100 #define PUNISHED (LAST_RING+5) /* not a ring */
101 #define Punished u.uprops[PUNISHED].p_flgs
102 #define SICK (LAST_RING+6) /* not a ring */
103 #define Sick u.uprops[SICK].p_flgs
104 #define BLIND (LAST_RING+7) /* not a ring */
105 #define Blind u.uprops[BLIND].p_flgs
106 #define WOUNDED_LEGS (LAST_RING+8) /* not a ring */
107 #define Wounded_legs u.uprops[WOUNDED_LEGS].p_flgs
108 #define STONED (LAST_RING+9) /* not a ring */
109 #define Stoned u.uprops[STONED].p_flgs
110 #define PROP(x) (x-RIN_ADORNMENT) /* convert ring to index in uprops */
111 unsigned umconf:1;
112 const char *usick_cause;
113 struct prop uprops[LAST_RING+10];
115 unsigned uswallow:1; /* set if swallowed by a monster */
116 unsigned uswldtim:4; /* time you have been swallowed */
117 unsigned uhs:3; /* hunger state - see hack.eat.c */
118 schar ustr, ustrmax;
119 schar udaminc;
120 schar uac;
121 int uhp, uhpmax;
122 long int ugold, ugold0, uexp, urexp;
123 int uhunger; /* refd only in eat.c and shk.c */
124 int uinvault;
125 struct monst *ustuck;
126 int nr_killed[CMNUM+2]; /* used for experience bookkeeping */
129 extern struct you u;
131 extern const char *traps[];
132 extern char vowels[];
134 extern xchar curx, cury; /* cursor location on screen */
136 extern coord bhitpos; /* place where thrown weapon falls to the ground */
138 extern xchar seehx, seelx, seehy, seely; /* where to see*/
139 extern const char *save_cm, *killer, *nomovemsg;
141 extern xchar dlevel, maxdlevel; /* dungeon level */
143 extern long moves;
145 extern int multi;
147 extern char lock[];
149 extern const char *occtxt;
150 extern const char *hu_stat[];
152 #define DIST(x1,y1,x2,y2) (((x1)-(x2))*((x1)-(x2)) + ((y1)-(y2))*((y1)-(y2)))
154 #define PL_CSIZ 20 /* sizeof pl_character */
155 #define MAX_CARR_CAP 120 /* so that boulders can be heavier */
156 #define MAXLEVEL 40
157 #define FAR (COLNO+2) /* position outside screen */
159 extern schar xdir[], ydir[];
160 extern int hackpid, locknum, doorindex, done_stopprint;
161 extern char mlarge[], pl_character[PL_CSIZ], genocided[60], fut_geno[60];
162 extern char *hname, morc, plname[PL_NSIZ], sdir[];
163 extern boolean level_exists[], restoring, in_mklev;
164 extern struct permonst pm_eel, pm_ghost;
165 extern void (*afternmv)(void);
166 extern struct monst *mydogs;
167 extern bool (*occupation)(void);
169 /* Non-static function prototypes */
171 /* alloc.c */
172 void *alloc(size_t);
174 /* hack.apply.c */
175 int doapply(void);
176 int holetime(void);
177 void dighole(void);
179 /* hack.bones.c */
180 void savebones(void);
181 int getbones(void);
183 /* hack.c */
184 void unsee(void);
185 void seeoff(bool);
186 void domove(void);
187 int dopickup(void);
188 void pickup(int);
189 void lookaround(void);
190 bool monster_nearby(void);
191 bool cansee(xchar, xchar);
192 int sgn(int);
193 void setsee(void);
194 void nomul(int);
195 int abon(void);
196 int dbon(void);
197 void losestr(int);
198 void losehp(int, const char *);
199 void losehp_m(int, struct monst *);
200 void losexp(void);
201 int inv_weight(void);
202 long newuexp(void);
204 /* hack.cmd.c */
205 void rhack(const char *);
206 bool movecmd(char);
207 bool getdir(bool);
208 void confdir(void);
209 #ifdef QUEST
210 void finddir(void);
211 #endif
212 bool isok(int, int);
214 /* hack.do.c */
215 int dodrop(void);
216 void dropx(struct obj *);
217 int doddrop(void);
218 int dodown(void);
219 int doup(void);
220 void goto_level(int, bool);
221 int donull(void);
222 int dopray(void);
223 int dothrow(void);
224 struct obj *splitobj(struct obj *, int);
225 void more_experienced(int, int);
226 void set_wounded_legs(long, int);
227 void heal_legs(void);
229 /* hack.do_name.c */
230 coord getpos(int, const char *);
231 int do_mname(void);
232 int ddocall(void);
233 void docall(struct obj *);
234 char *monnam(struct monst *);
235 char *Monnam(struct monst *);
236 char *amonnam(struct monst *, const char *);
237 char *Amonnam(struct monst *, const char *);
238 char *Xmonnam(struct monst *);
240 /* hack.do_wear.c */
241 int doremarm(void);
242 int doremring(void);
243 bool armoroff(struct obj *);
244 int doweararm(void);
245 int dowearring(void);
246 void ringoff(struct obj *);
247 void find_ac(void);
248 void glibr(void);
249 struct obj *some_armor(void);
250 void corrode_armor(void);
252 /* hack.dog.c */
253 void makedog(void);
254 void losedogs(void);
255 void keepdogs(void);
256 void fall_down(struct monst *);
257 int dog_move(struct monst *, int);
258 int inroom(xchar, xchar);
259 bool tamedog(struct monst *, struct obj *);
261 /* hack.eat.c */
262 void init_uhunger(void);
263 int doeat(void);
264 void gethungry(void);
265 void morehungry(int);
266 void lesshungry(int);
267 bool poisonous(struct obj *);
269 /* hack.end.c */
270 void done1(int);
271 void done_in_by(struct monst *);
272 void done(const char *);
273 void clearlocks(void);
274 #ifdef NOSAVEONHANGUP
275 void hangup(int);
276 #endif
277 char *eos(char *);
278 void charcat(char *, char);
279 void prscore(int, char **);
281 /* hack.engrave.c */
282 bool sengr_at(const char *, xchar, xchar);
283 void u_wipe_engr(int);
284 void wipe_engr_at(xchar, xchar, xchar);
285 void read_engr_at(int, int);
286 void make_engr_at(int, int, const char *);
287 int doengrave(void);
288 void save_engravings(int);
289 void rest_engravings(int);
291 /* hack.fight.c */
292 int hitmm(struct monst *, struct monst *);
293 void mondied(struct monst *);
294 int fightm(struct monst *);
295 bool thitu(int, int, const char *);
296 bool hmon(struct monst *, struct obj *, int);
297 bool attack(struct monst *);
299 /* hack.invent.c */
300 struct obj *addinv(struct obj *);
301 void useup(struct obj *);
302 void freeinv(struct obj *);
303 void delobj(struct obj *);
304 void freeobj(struct obj *);
305 void freegold(struct gold *);
306 void deltrap(struct trap *);
307 struct monst *m_at(int, int);
308 struct obj *o_at(int, int);
309 struct obj *sobj_at(int, int, int);
310 bool carried(struct obj *);
311 bool carrying(int);
312 struct obj *o_on(unsigned int, struct obj *);
313 struct trap *t_at(int, int);
314 struct gold *g_at(int, int);
315 struct obj *getobj(const char *, const char *);
316 int ggetobj(const char *, int (*)(struct obj *), int);
317 int askchain(struct obj *, char *, int, int (*)(struct obj *),
318 bool (*)(struct obj *), int);
319 void prinv(struct obj *);
320 int ddoinv(void);
321 int dotypeinv(void);
322 int dolook(void);
323 void stackobj(struct obj *);
324 int doprgold(void);
325 int doprwep(void);
326 int doprarm(void);
327 int doprring(void);
328 bool digit(char);
330 /* hack.ioctl.c */
331 void getioctls(void);
332 void setioctls(void);
333 #ifdef SUSPEND
334 int dosuspend(void);
335 #endif
337 /* hack.lev.c */
338 void savelev(int, xchar);
339 void bwrite(int, char *, unsigned int);
340 void saveobjchn(int, struct obj *);
341 void savemonchn(int, struct monst *);
342 void getlev(int, int, xchar);
343 void mread(int, char *, unsigned int);
344 void mklev(void);
346 /* hack.main.c */
347 void glo(int);
348 void askname(void);
349 void impossible(const char *, ...) __printflike(1, 2);
350 void stop_occupation(void);
352 /* hack.makemon.c */
353 struct monst *makemon(struct permonst *, int, int);
354 coord enexto(xchar, xchar);
355 bool goodpos(int, int);
356 void rloc(struct monst *);
357 struct monst *mkmon_at(char, int, int);
359 /* hack.mhitu.c */
360 bool mhitu(struct monst *);
361 bool hitu(struct monst *, int);
363 /* hack.mklev.c */
364 void makelevel(void);
365 void mktrap(int, int, struct mkroom *);
367 /* hack.mkmaze.c */
368 void makemaz(void);
369 coord mazexy(void);
371 /* hack.mkobj.c */
372 struct obj *mkobj_at(int, int, int);
373 void mksobj_at(int, int, int);
374 struct obj *mkobj(int);
375 struct obj *mksobj(int);
376 bool letter(char);
377 int weight(struct obj *);
378 void mkgold(long, int, int);
380 /* hack.mkshop.c */
381 #ifndef QUEST
382 void mkshop(void);
383 void mkzoo(int);
384 void mkswamp(void);
385 #endif
387 /* hack.mon.c */
388 void movemon(void);
389 void justswld(struct monst *, const char *);
390 void youswld(struct monst *, int, int, const char *);
391 bool dochug(struct monst *);
392 int m_move(struct monst *, int);
393 int mfndpos(struct monst *, coord *, int *, int);
394 int dist(int, int);
395 void poisoned(const char *, const char *);
396 void mondead(struct monst *);
397 void replmon(struct monst *, struct monst *);
398 void relmon(struct monst *);
399 void monfree(struct monst *);
400 void unstuck(struct monst *);
401 void killed(struct monst *);
402 void kludge(const char *, const char *);
403 void rescham(void);
404 bool newcham(struct monst *, struct permonst *);
405 void mnexto(struct monst *);
406 void setmangry(struct monst *);
407 bool canseemon(struct monst *);
409 /* hack.o_init.c */
410 int letindex(char);
411 void init_objects(void);
412 int probtype(char);
413 void oinit(void);
414 void savenames(int);
415 void restnames(int);
416 int dodiscovered(void);
418 /* hack.objnam.c */
419 char *typename(int);
420 char *xname(struct obj *);
421 char *doname(struct obj *);
422 void setan(const char *, char *);
423 char *aobjnam(struct obj *, const char *);
424 char *Doname(struct obj *);
425 struct obj *readobjnam(char *);
427 /* hack.options.c */
428 void initoptions(void);
429 int doset(void);
431 /* hack.pager.c */
432 int dowhatis(void);
433 void set_whole_screen(void);
434 #ifdef NEWS
435 bool readnews(void);
436 #endif
437 void set_pager(int);
438 bool page_line(const char *);
439 void cornline(int, const char *);
440 int dohelp(void);
441 bool page_file(const char *, bool);
442 #ifdef UNIX
443 #ifdef SHELL
444 int dosh(void);
445 #endif /* SHELL */
446 bool child(bool);
447 #endif /* UNIX */
449 /* hack.potion.c */
450 int dodrink(void);
451 void pluslvl(void);
452 void strange_feeling(struct obj *, const char *);
453 void potionhit(struct monst *, struct obj *);
454 void potionbreathe(struct obj *);
455 int dodip(void);
457 /* hack.pri.c */
458 void swallowed(void);
459 void panic(const char *, ...) __printflike(1, 2);
460 void atl(int, int, char);
461 void on_scr(int, int);
462 void tmp_at(schar, schar);
463 void Tmp_at(schar, schar);
464 void setclipped(void);
465 void at(xchar, xchar, char);
466 void prme(void);
467 int doredraw(void);
468 void docrt(void);
469 void docorner(int, int);
470 void curs_on_u(void);
471 void pru(void);
472 void prl(int, int);
473 char news0(xchar, xchar);
474 void newsym(int, int);
475 void mnewsym(int, int);
476 void nosee(int, int);
477 #ifndef QUEST
478 void prl1(int, int);
479 void nose1(int, int);
480 #endif
481 bool vism_at(int, int);
482 void unpobj(struct obj *);
483 void seeobjs(void);
484 void seemons(void);
485 void pmon(struct monst *);
486 void unpmon(struct monst *);
487 void nscr(void);
488 void bot(void);
489 #ifdef WAN_PROBING
490 void mstatusline(struct monst *);
491 #endif
492 void cls(void);
494 /* hack.read.c */
495 int doread(void);
496 int identify(struct obj *);
497 void litroom(bool);
499 /* hack.rip.c */
500 void outrip(void);
502 /* hack.rumors.c */
503 void outrumor(void);
505 /* hack.save.c */
506 int dosave(void);
507 #ifndef NOSAVEONHANGUP
508 void hangup(int);
509 #endif
510 bool dorecover(int);
511 struct obj *restobjchn(int);
512 struct monst *restmonchn(int);
514 /* hack.search.c */
515 int findit(void);
516 int dosearch(void);
517 int doidtrap(void);
518 void wakeup(struct monst *);
519 void seemimic(struct monst *);
521 /* hack.shk.c */
522 #ifdef QUEST
523 void obfree(struct obj *, struct obj *);
524 int inshop(void);
525 void shopdig(void);
526 void addtobill(void);
527 void subfrombill(void);
528 void splitbill(void);
529 int dopay(void);
530 void paybill(void);
531 int doinvbill(void);
532 void shkdead(void);
533 int shkcatch(void);
534 int shk_move(void);
535 void replshk(struct monst *, struct monst *);
536 const char *shkname(void);
537 #else
538 char *shkname(struct monst *);
539 void shkdead(struct monst *);
540 void replshk(struct monst *, struct monst *);
541 int inshop(void);
542 void obfree(struct obj *, struct obj *);
543 int dopay(void);
544 void paybill(void);
545 void addtobill(struct obj *);
546 void splitbill(struct obj *, struct obj *);
547 void subfrombill(struct obj *);
548 int doinvbill(int);
549 bool shkcatch(struct obj *);
550 int shk_move(struct monst *);
551 void shopdig(int);
552 #endif
553 bool online(int, int);
554 bool follower(struct monst *);
556 /* hack.shknam.c */
557 void findname(char *, char);
559 /* hack.steal.c */
560 long somegold(void);
561 void stealgold(struct monst *);
562 bool steal(struct monst *);
563 void mpickobj(struct monst *, struct obj *);
564 bool stealamulet(struct monst *);
565 void relobj(struct monst *, int);
567 /* hack.termcap.c */
568 void startup(void);
569 void start_screen(void);
570 void end_screen(void);
571 void curs(int, int);
572 void cl_end(void);
573 void clear_screen(void);
574 void home(void);
575 void standoutbeg(void);
576 void standoutend(void);
577 void backsp(void);
578 void bell(void);
579 void cl_eos(void);
581 /* hack.timeout.c */
582 void p_timeout(void);
584 /* hack.topl.c */
585 int doredotopl(void);
586 void remember_topl(void);
587 void addtopl(const char *);
588 void more(void);
589 void cmore(const char *);
590 void clrlin(void);
591 void pline(const char *, ...) __printflike(1, 2);
592 void vpline(const char *, va_list) __printflike(1, 0);
593 void putsym(char);
594 void putstr(const char *);
596 /* hack.track.c */
597 void initrack(void);
598 void settrack(void);
599 coord *gettrack(int, int);
601 /* hack.trap.c */
602 struct trap *maketrap(int, int, int);
603 void dotrap(struct trap *);
604 int mintrap(struct monst *);
605 void selftouch(const char *);
606 void float_up(void);
607 void float_down(void);
608 void tele(void);
609 int dotele(void);
610 void placebc(int);
611 void unplacebc(void);
612 void level_tele(void);
613 void drown(void);
615 /* hack.tty.c */
616 void gettty(void);
617 void settty(const char *);
618 void setftty(void);
619 void error(const char *, ...) __printflike(1, 2);
620 void getlin(char *);
621 void getret(void);
622 void cgetret(const char *);
623 void xwaitforspace(const char *);
624 char *parse(void);
625 char readchar(void);
626 void end_of_input(void);
628 /* hack.u_init.c */
629 void u_init(void);
630 void plnamesuffix(void);
632 /* hack.unix.c */
633 void setrandom(void);
634 int getyear(void);
635 char *getdate(void);
636 int phase_of_the_moon(void);
637 bool night(void);
638 bool midnight(void);
639 void gethdate(const char *);
640 bool uptodate(int);
641 void getlock(void);
642 #ifdef MAIL
643 void getmailstatus(void);
644 void ckmailstatus(void);
645 void readmail(void);
646 #endif
647 void regularize(char *);
649 /* hack.vault.c */
650 void setgd(void);
651 int gd_move(void);
652 void replgd(struct monst *, struct monst *);
653 void invault(void);
654 #ifdef QUEST
655 void gddead(struct monst *);
656 #else
657 void gddead(void);
658 #endif
660 /* hack.version.c */
661 int doversion(void);
663 /* hack.wield.c */
664 void setuwep(struct obj *);
665 int dowield(void);
666 void corrode_weapon(void);
667 bool chwepon(struct obj *, int);
669 /* hack.wizard.c */
670 void amulet(void);
671 bool wiz_hit(struct monst *);
672 void inrange(struct monst *);
674 /* hack.worm.c */
675 #ifndef NOWORM
676 bool getwn(struct monst *);
677 void initworm(struct monst *);
678 void worm_move(struct monst *);
679 void worm_nomove(struct monst *);
680 void wormdead(struct monst *);
681 void wormhit(struct monst *);
682 void wormsee(unsigned int);
683 void pwseg(struct wseg *);
684 void cutworm(struct monst *, xchar, xchar, uchar);
685 #endif
687 /* hack.worn.c */
688 void setworn(struct obj *, long);
689 void setnotworn(struct obj *);
691 /* hack.zap.c */
692 int dozap(void);
693 const char *exclam(int);
694 void hit(const char *, struct monst *, const char *);
695 void miss(const char *, struct monst *);
696 struct monst *bhit(int, int, int, char,
697 void (*)(struct monst *, struct obj *),
698 bool (*)(struct obj *, struct obj *), struct obj *);
699 struct monst *boomhit(int, int);
700 void buzz(int, xchar, xchar, int, int);
701 void fracture_rock(struct obj *);
703 /* rnd.c */
704 int rn1(int, int);
705 int rn2(int);
706 int rnd(int);
707 int d(int, int);