/*      $OpenBSD: extern.h,v 1.23 2022/08/08 17:57:05 op Exp $  */
/*      $NetBSD: extern.h,v 1.5 1995/04/24 12:22:18 cgd Exp $   */

/*
 * Copyright (c) 1983, 1993
 *      The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *      @(#)extern.h    8.1 (Berkeley) 5/31/93
 */

#include <sys/types.h>

#define BITS (8 * sizeof (int))

#define OUTSIDE         (position > 68 && position < 246 && position != 218)
#define rnd(x)          arc4random_uniform(x)
#define max(a,b)        ((a) < (b) ? (b) : (a))
#define TestBit(array, index)   (array[index/BITS] & (1U << (index % BITS)))
#define SetBit(array, index)    (array[index/BITS] |= (1U << (index % BITS)))
#define ClearBit(array, index)  (array[index/BITS] &= ~(1U << (index % BITS)))
/*
 * These macros yield words to use with objects (followed but not preceded
 * by spaces, or with no spaces if the expansion is the empty string).
 */
#define A_OR_AN(n)              (objflags[(n)] & OBJ_AN ? "an " : "a ")
#define IS_PLURAL(n)    (objflags[(n)] & OBJ_PLURAL)
#define A_OR_AN_OR_THE(n)       (IS_PLURAL((n)) ? "the " : A_OR_AN((n)))
#define A_OR_AN_OR_BLANK(n)     (IS_PLURAL((n)) ? "" : A_OR_AN((n)))
#define IS_OR_ARE(n)            (IS_PLURAL((n)) ? "are " : "is ")

 /* well known rooms */
#define FINAL   275
#define GARDEN  197
#define POOLS   126
#define DOCK    93

 /* word types */
#define VERB    0
#define OBJECT  1
#define NOUNS   2
#define PREPS   3
#define ADJS    4
#define CONJ    5

 /* words numbers */
#define KNIFE           0
#define SWORD           1
#define LAND            2
#define WOODSMAN        3
#define TWO_HANDED      4
#define CLEAVER         5
#define BROAD           6
#define MAIL            7
#define HELM            8
#define SHIELD          9
#define MAID            10
#define BODY            10
#define VIPER           11
#define LAMPON          12
#define SHOES           13
#define CYLON           14
#define PAJAMAS         15
#define ROBE            16
#define AMULET          17
#define MEDALION        18
#define TALISMAN        19
#define DEADWOOD        20
#define MALLET          21
#define LASER           22
#define BATHGOD         23
#define NORMGOD         24
#define GRENADE         25
#define CHAIN           26
#define ROPE            27
#define LEVIS           28
#define MACE            29
#define SHOVEL          30
#define HALBERD         31
#define COMPASS         32
#define CRASH           33
#define ELF             34
#define FOOT            35
#define COINS           36
#define MATCHES         37
#define MAN             38
#define PAPAYAS         39
#define PINEAPPLE       40
#define KIWI            41
#define COCONUTS        42
#define MANGO           43
#define RING            44
#define POTION          45
#define BRACELET        46
#define GIRL            47
#define GIRLTALK        48
#define DARK            49
#define TIMER           50
#define CHAR            53
#define BOMB            54
#define DEADGOD         55
#define DEADTIME        56
#define DEADNATIVE      57
#define NATIVE          58
#define HORSE           59
#define CAR             60
#define POT             61
#define BAR             62
#define BLOCK           63
#define NUMOFOBJECTS    64
 /* non-objects below */
#define UP      1000
#define DOWN    1001
#define AHEAD   1002
#define BACK    1003
#define RIGHT   1004
#define LEFT    1005
#define TAKE    1006
#define USE     1007
#define LOOK    1008
#define QUIT    1009
#define NORTH   1010
#define SOUTH   1011
#define EAST    1012
#define WEST    1013
#define SU      1014
#define DROP    1015
#define TAKEOFF 1016
#define DRAW    1017
#define PUTON   1018
#define WEARIT  1019
#define PUT     1020
#define INVEN   1021
#define EVERYTHING 1022
#define AND     1023
#define KILL    1024
#define RAVAGE  1025
#define UNDRESS 1026
#define THROW   1027
#define LAUNCH  1028
#define LANDIT  1029
#define LIGHT   1030
#define FOLLOW  1031
#define KISS    1032
#define LOVE    1033
#define GIVE    1034
#define SMITE   1035
#define SHOOT   1036
#define ON      1037
#define OFF     1038
#define TIME    1039
#define SLEEP   1040
#define DIG     1041
#define EAT     1042
#define SWIM    1043
#define DRINK   1044
#define DOOR    1045
#define SAVE    1046
#define RIDE    1047
#define DRIVE   1048
#define SCORE   1049
#define BURY    1050
#define JUMP    1051
#define KICK    1052
#define OPEN    1053
#define VERBOSE 1054
#define BRIEF   1055
#define AUXVERB 1056

 /* injuries */
#define ARM     6               /* broken arm */
#define RIBS    7               /* broken ribs */
#define SPINE   9               /* broken back */
#define SKULL   11              /* fractured skull */
#define INCISE  10              /* deep incisions */
#define NECK    12              /* broken NECK */
#define NUMOFINJURIES 13

 /* notes */
#define CANTLAUNCH      0
#define LAUNCHED        1
#define CANTSEE         2
#define CANTMOVE        3
#define JINXED          4
#define DUG             5
#define NUMOFNOTES      6

 /* number of times room description shown */
#define ROOMDESC        3

 /* fundamental constants */
#define NUMOFROOMS      275
#define NUMOFWORDS      ((NUMOFOBJECTS + BITS - 1) / BITS)
#define LINELENGTH      81

#define TODAY           0
#define TONIGHT         1
#define CYCLE           100

 /* initial variable values */
#define TANKFULL        250
#define TORPEDOES       10
#define MAXWEIGHT       60
#define MAXCUMBER       10

/* Flags for objects */
#define OBJ_PLURAL      1
#define OBJ_AN          2
#define OBJ_PERSON      4
#define OBJ_NONOBJ      8       /* footsteps, asteroids, etc. */

struct room {
        const char   *name;
        int     link[8];
#define north   link[0]
#define south   link[1]
#define east    link[2]
#define west    link[3]
#define up      link[4]
#define access  link[5]
#define down    link[6]
#define flyhere link[7]
        const char   *desc;
        unsigned int objects[NUMOFWORDS];
};
extern struct room dayfile[];
extern struct room nightfile[];
extern struct room *location;

 /* object characteristics */
extern const char   *const objdes[NUMOFOBJECTS];
extern const char   *const objsht[NUMOFOBJECTS];
extern const char   *const ouch[NUMOFINJURIES];
extern const int     objwt[NUMOFOBJECTS];
extern const int     objcumber[NUMOFOBJECTS];
extern const int     objflags[NUMOFOBJECTS];

 /* current input line */
#define WORDLEN 15
#define NWORD   20              /* words per line */
extern char    words[NWORD][WORDLEN];
extern int     wordvalue[NWORD];
extern int     wordtype[NWORD];
extern int     wordcount, wordnumber;
extern int     stop_cypher;     /* continue parsing the current line? */

 /* state of the game */
extern int     ourtime;
extern int     position;
extern int     direction;
extern int     left, right, ahead, back;
extern int     ourclock, fuel, torps;
extern int     carrying, encumber;
extern int     rythmn;
extern int     followfight;
extern int     ate;
extern int     snooze;
extern int     meetgirl;
extern int     followgod;
extern int     godready;
extern int     win;
extern int     wintime;
extern int     tempwiz;
extern int     matchlight;
extern int     matchcount;
extern int     loved;
extern int     pleasure, power, ego;
extern int     WEIGHT;
extern int     CUMBER;
extern int     notes[NUMOFNOTES];
extern unsigned int inven[NUMOFWORDS];
extern unsigned int wear[NUMOFWORDS];
extern char    beenthere[NUMOFROOMS+1];
extern char    injuries[NUMOFINJURIES];
extern int     verbose;

extern const char *username;

struct wlist {
        const char   *string;
        int     value, article;
        struct wlist *next;
};
extern struct wlist wlist[];

struct objs {
        short room;
        short obj;
};
extern const struct objs dayobjs[];
extern const struct objs nightobjs[];

void bury(void);
int card(const char *, int);
void chime(void);
void convert(int);
void crash(void);
int cypher(void);
__dead void die(int);
void dig(void);
void dooropen(void);
int draw(void);
void drink(void);
int drive(void);
int drop(const char *);
int eat(void);
int fight(int, int);
int follow(void);
char *getcom(char *, int, const char *, const char *);
char *getword(char *, char *, int);
int give(void);
int inc_wordnumber(const char *, const char *);
void initialize(const char *);
int jump(void);
void kiss(void);
int land(void);
int launch(void);
void light(void);
__dead void live(void);
void love(void);
int moveplayer(int, int);
void murder(void);
void newlocation(void);
void news(void);
void newway(int);
void open_score_file(void);
void parse(void);
void post(char);
void printobjs(void);
int put(void);
int puton(void);
const char *rate(void);
void ravage(void);
void restore(const char *);
int ride(void);
void save(const char *);
char *save_file_name(const char *);
int shoot(void);
int take(unsigned int[]);
int takeoff(void);
int throw(const char *);
const char *truedirec(int, char);
int ucard(const unsigned int *);
void undress(void);
int use(void);
int visual(void);
int wearit(void);
void whichway(struct room);
void wordinit(void);
void writedes(void);
int zzz(void);