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hunt.h revision 1.22 
      1 /*	$NetBSD: hunt.h,v 1.22 2014/03/29 20:16:09 dholland Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1983-2003, Regents of the University of California.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions are
      9  * met:
     10  *
     11  * + Redistributions of source code must retain the above copyright
     12  *   notice, this list of conditions and the following disclaimer.
     13  * + Redistributions in binary form must reproduce the above copyright
     14  *   notice, this list of conditions and the following disclaimer in the
     15  *   documentation and/or other materials provided with the distribution.
     16  * + Neither the name of the University of California, San Francisco nor
     17  *   the names of its contributors may be used to endorse or promote
     18  *   products derived from this software without specific prior written
     19  *   permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
     22  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
     24  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     25  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     31  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #include <stdbool.h>
     35 #include <stdio.h>
     36 #include <string.h>
     37 
     38 #ifdef LOG
     39 #include <syslog.h>
     40 #endif
     41 
     42 #include <sys/ioctl.h>
     43 #include <sys/types.h>
     44 #include <sys/uio.h>
     45 #include <sys/poll.h>
     46 
     47 #ifdef INTERNET
     48 #include <netinet/in.h>
     49 #include <netdb.h>
     50 #include <arpa/inet.h>
     51 #include <net/if.h>
     52 #else
     53 #include <sys/un.h>
     54 #endif
     55 
     56 #ifdef INTERNET
     57 #define SOCK_FAMILY	AF_INET
     58 #else
     59 #define SOCK_FAMILY	AF_UNIX
     60 #define AF_UNIX_HACK			/* 4.2 hack; leaves files around */
     61 #endif
     62 
     63 /*
     64  * Preprocessor define dependencies
     65  */
     66 #if defined(VOLCANO) && !defined(OOZE)
     67 #define OOZE
     68 #endif
     69 #if defined(BOOTS) && !defined(FLY)
     70 #define FLY
     71 #endif
     72 #if !defined(REFLECT) && !defined(RANDOM)
     73 #define RANDOM
     74 #endif
     75 
     76 /* decrement version number for each change in startup protocol */
     77 #define HUNT_VERSION		-1
     78 
     79 #define ADDCH		('a' | 0200)
     80 #define MOVE		('m' | 0200)
     81 #define REFRESH		('r' | 0200)
     82 #define CLRTOEOL	('c' | 0200)
     83 #define ENDWIN		('e' | 0200)
     84 #define CLEAR		('C' | 0200)
     85 #define REDRAW		('R' | 0200)
     86 #define LAST_PLAYER	('l' | 0200)
     87 #define BELL		('b' | 0200)
     88 #define READY		('g' | 0200)
     89 
     90 /*
     91  * Choose MAXPL and MAXMON carefully.  The screen is assumed to be
     92  * 23 lines high and will only tolerate (MAXPL == 17 && MAXMON == 0)
     93  * or (MAXPL + MAXMON <= 16).
     94  */
     95 #ifdef MONITOR
     96 #define MAXPL		15
     97 #define MAXMON		1
     98 #else
     99 #define MAXPL		17
    100 #define MAXMON		0
    101 #endif
    102 #define SHORTLEN	2		/* sizeof (network short) */
    103 #define LONGLEN		4		/* sizeof (network long) */
    104 #define NAMELEN		20
    105 #define MSGLEN		SCREEN_WIDTH
    106 #define DECAY		50.0
    107 
    108 #define NASCII		128
    109 
    110 #define WIDTH		51
    111 #define WIDTH2		64	/* Next power of 2 >= WIDTH (for fast access) */
    112 #define HEIGHT		23
    113 #define UBOUND		1
    114 #define DBOUND		(HEIGHT - 1)
    115 #define LBOUND		1
    116 #define RBOUND		(WIDTH - 1)
    117 
    118 #define SCREEN_HEIGHT	24
    119 #define SCREEN_WIDTH	80
    120 #define SCREEN_WIDTH2	128	/* Next power of 2 >= SCREEN_WIDTH */
    121 
    122 #define STAT_LABEL_COL	60
    123 #define STAT_VALUE_COL	74
    124 #define STAT_NAME_COL	61
    125 #define STAT_SCAN_COL	(STAT_NAME_COL + 5)
    126 #define STAT_AMMO_ROW	0
    127 #define STAT_GUN_ROW	1
    128 #define STAT_DAM_ROW	2
    129 #define STAT_KILL_ROW	3
    130 #define STAT_PLAY_ROW	5
    131 #ifdef MONITOR
    132 #define STAT_MON_ROW	(STAT_PLAY_ROW + MAXPL + 1)
    133 #endif
    134 #define STAT_NAME_LEN	18
    135 
    136 #define DOOR		'#'
    137 #define WALL1		'-'
    138 #define WALL2		'|'
    139 #define WALL3		'+'
    140 #ifdef REFLECT
    141 #define WALL4		'/'
    142 #define WALL5		'\\'
    143 #endif
    144 #define KNIFE		'K'
    145 #define SHOT		':'
    146 #define GRENADE		'o'
    147 #define SATCHEL		'O'
    148 #define BOMB		'@'
    149 #define MINE		';'
    150 #define GMINE		'g'
    151 #ifdef OOZE
    152 #define SLIME		'$'
    153 #endif
    154 #ifdef VOLCANO
    155 #define LAVA		'~'
    156 #endif
    157 #ifdef DRONE
    158 #define DSHOT		'?'
    159 #endif
    160 #ifdef FLY
    161 #define FALL		'F'
    162 #endif
    163 #ifdef BOOTS
    164 #define NBOOTS		2
    165 #define BOOT		'b'
    166 #define BOOT_PAIR	'B'
    167 #endif
    168 #define SPACE		' '
    169 
    170 #define ABOVE		'i'
    171 #define BELOW		'!'
    172 #define RIGHT		'}'
    173 #define LEFTS		'{'
    174 #ifdef FLY
    175 #define FLYER		'&'
    176 #define isplayer(c)	(c == LEFTS || c == RIGHT ||\
    177 			 c == ABOVE || c == BELOW || c == FLYER)
    178 #else
    179 #define	isplayer(c)	(c == LEFTS || c == RIGHT ||\
    180 			 c == ABOVE || c == BELOW)
    181 #endif
    182 
    183 #define NORTH	01
    184 #define SOUTH	02
    185 #define EAST	010
    186 #define WEST	020
    187 
    188 #undef CTRL
    189 #define CTRL(x) ((x) & 037)
    190 
    191 #define BULSPD		5		/* bullets movement speed */
    192 #define ISHOTS		15
    193 #define NSHOTS		5
    194 #define MAXNCSHOT	2
    195 #define MAXDAM		10
    196 #define MINDAM		5
    197 #define STABDAM		2
    198 
    199 #define BULREQ		1
    200 #define GRENREQ		9
    201 #define SATREQ		25
    202 #define BOMB7REQ	49
    203 #define BOMB9REQ	81
    204 #define BOMB11REQ	121
    205 #define BOMB13REQ	169
    206 #define BOMB15REQ	225
    207 #define BOMB17REQ	289
    208 #define BOMB19REQ	361
    209 #define BOMB21REQ	441
    210 #define MAXBOMB		11
    211 #ifdef DRONE
    212 #define MINDSHOT	2	/* At least a satchel bomb */
    213 #endif
    214 extern int shot_req[];
    215 extern int shot_type[];
    216 #ifdef OOZE
    217 #define SLIME_FACTOR	3
    218 #define SLIMEREQ	5
    219 #define SSLIMEREQ	10
    220 #define SLIME2REQ	15
    221 #define SLIME3REQ	20
    222 #define MAXSLIME	4
    223 #define SLIMESPEED	5
    224 extern int slime_req[];
    225 #endif
    226 #ifdef VOLCANO
    227 #define LAVASPEED	1
    228 #endif
    229 
    230 #define CLOAKLEN	20
    231 #define SCANLEN		(Nplayer * 20)
    232 #define EXPLEN		4
    233 
    234 #define Q_QUIT		0
    235 #define Q_CLOAK		1
    236 #define Q_FLY		2
    237 #define Q_SCAN		3
    238 #define Q_MESSAGE	4
    239 
    240 #define C_PLAYER	0
    241 #define C_MONITOR	1
    242 #define C_MESSAGE	2
    243 #define C_SCORES	3
    244 
    245 #ifdef MONITOR
    246 #define C_TESTMSG()	(Query_driver ? C_MESSAGE :\
    247 			(Show_scores ? C_SCORES :\
    248 			(Am_monitor ? C_MONITOR :\
    249 			C_PLAYER)))
    250 #else
    251 #define	C_TESTMSG()	(Show_scores ? C_SCORES :\
    252 			(Query_driver ? C_MESSAGE :\
    253 			C_PLAYER))
    254 #endif
    255 
    256 #ifdef FLY
    257 #define _scan_char(pp)	(((pp)->p_scan < 0) ? ' ' : '*')
    258 #define _cloak_char(pp)	(((pp)->p_cloak < 0) ? _scan_char(pp) : '+')
    259 #define stat_char(pp)	(((pp)->p_flying < 0) ? _cloak_char(pp) : FLYER)
    260 #else
    261 #define _scan_char(pp)	(((pp)->p_scan < 0) ? ' ' : '*')
    262 #define stat_char(pp)	(((pp)->p_cloak < 0) ? _scan_char(pp) : '+')
    263 #endif
    264 
    265 typedef struct bullet_def	BULLET;
    266 typedef struct expl_def		EXPL;
    267 typedef struct player_def	PLAYER;
    268 typedef struct ident_def	IDENT;
    269 typedef struct regen_def	REGEN;
    270 #ifdef INTERNET
    271 typedef struct sockaddr_in	SOCKET;
    272 #else
    273 typedef struct sockaddr_un	SOCKET;
    274 #endif
    275 
    276 struct ident_def {
    277 	char i_name[NAMELEN];
    278 	char i_team;
    279 	uint32_t i_machine;
    280 	uint32_t i_uid;
    281 	float i_kills;
    282 	int i_entries;
    283 	float i_score;
    284 	int i_absorbed;
    285 	int i_faced;
    286 	int i_shot;
    287 	int i_robbed;
    288 	int i_slime;
    289 	int i_missed;
    290 	int i_ducked;
    291 	int i_gkills, i_bkills, i_deaths, i_stillb, i_saved;
    292 	IDENT *i_next;
    293 };
    294 
    295 struct player_def {
    296 	IDENT *p_ident;
    297 	char p_over;
    298 	int p_face;
    299 	int p_undershot;
    300 #ifdef FLY
    301 	int p_flying;
    302 	int p_flyx, p_flyy;
    303 #endif
    304 #ifdef BOOTS
    305 	int p_nboots;
    306 #endif
    307 	FILE *p_output;
    308 	int p_fd;
    309 	int p_mask;
    310 	int p_damage;
    311 	int p_damcap;
    312 	int p_ammo;
    313 	int p_ncshot;
    314 	int p_scan;
    315 	int p_cloak;
    316 	int p_x, p_y;
    317 	int p_ncount;
    318 	int p_nexec;
    319 	long p_nchar;
    320 	char p_death[MSGLEN];
    321 	char p_maze[HEIGHT][WIDTH2];
    322 	int p_curx, p_cury;
    323 	int p_lastx, p_lasty;
    324 	char p_cbuf[BUFSIZ];
    325 };
    326 
    327 struct bullet_def {
    328 	int b_x, b_y;
    329 	int b_face;
    330 	int b_charge;
    331 	char b_type;
    332 	char b_size;
    333 	char b_over;
    334 	PLAYER *b_owner;
    335 	IDENT *b_score;
    336 	bool b_expl;
    337 	BULLET *b_next;
    338 };
    339 
    340 struct expl_def {
    341 	int e_x, e_y;
    342 	char e_char;
    343 	EXPL *e_next;
    344 };
    345 
    346 struct regen_def {
    347 	int r_x, r_y;
    348 	REGEN *r_next;
    349 };
    350 
    351 /*
    352  * external variables
    353  */
    354 
    355 extern bool Last_player;
    356 
    357 extern char Buf[BUFSIZ], Maze[HEIGHT][WIDTH2], Orig_maze[HEIGHT][WIDTH2];
    358 
    359 extern const char *Driver;
    360 
    361 extern int Nplayer, Socket, Status;
    362 extern struct pollfd fdset[];
    363 
    364 #ifdef INTERNET
    365 extern u_short Test_port;
    366 #else
    367 extern char *Sock_name, *Stat_name;
    368 #endif
    369 
    370 #ifdef VOLCANO
    371 extern int volcano;
    372 #endif
    373 
    374 extern int See_over[NASCII];
    375 
    376 extern BULLET *Bullets;
    377 
    378 extern EXPL *Expl[EXPLEN];
    379 extern EXPL *Last_expl;
    380 
    381 extern IDENT *Scores;
    382 
    383 extern PLAYER Player[MAXPL], *End_player;
    384 #ifdef BOOTS
    385 extern PLAYER Boot[NBOOTS];
    386 #endif
    387 
    388 #ifdef MONITOR
    389 extern bool Am_monitor;
    390 extern PLAYER Monitor[MAXMON], *End_monitor;
    391 #endif
    392 
    393 #ifdef INTERNET
    394 extern char *Send_message;
    395 #endif
    396 
    397 extern char map_key[256];
    398 extern bool no_beep;
    399 
    400 /*
    401  * function types
    402  */
    403 
    404 void add_shot(int, int, int, char, int, PLAYER *, int, char);
    405 int answer(void);
    406 void bad_con(void) __dead;
    407 void bad_ver(void) __dead;
    408 void ce(PLAYER *);
    409 void cgoto(PLAYER *, int, int);
    410 void check(PLAYER *, int, int);
    411 void checkdam(PLAYER *, PLAYER *, IDENT *, int, char);
    412 void clearwalls(void);
    413 void clear_eol(void);
    414 void clear_the_screen(void);
    415 void clrscr(PLAYER *);
    416 BULLET *create_shot(int, int, int, char, int, int, PLAYER *,
    417 		    IDENT *, int, char);
    418 void do_connect(char *, char, long);
    419 void do_message(void);
    420 void drawmaze(PLAYER *);
    421 void drawplayer(PLAYER *, bool);
    422 void execute(PLAYER *);
    423 void faketalk(void);
    424 void fixshots(int, int, char);
    425 void get_local_name(const char *);
    426 int get_remote_name(char *);
    427 BULLET *is_bullet(int, int);
    428 void look(PLAYER *);
    429 void makemaze(void);
    430 void message(PLAYER *, const char *);
    431 void mon_execute(PLAYER *);
    432 void moveshots(void);
    433 void open_ctl(void);
    434 bool opposite(int, char);
    435 void otto(int, int, char);
    436 void outch(PLAYER *, int);
    437 void outstr(PLAYER *, const char *, int);
    438 PLAYER *play_at(int, int);
    439 void playit(void);
    440 void put_ch(char);
    441 void put_str(char *);
    442 int quit(int);
    443 int rand_dir(void);
    444 int rand_num(int);
    445 void rollexpl(void);
    446 void sendcom(PLAYER *, int, ...);
    447 void showexpl(int, int, char);
    448 void showstat(PLAYER *);
    449 void cleanup(int) __dead;
    450 void intr(int);
    451 void tstp(int);
    452