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hunt.h revision 1.1.1.2 
      1 /*
      2  * Copyright (c) 1983-2003, Regents of the University of California.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  * + Redistributions of source code must retain the above copyright
     10  *   notice, this list of conditions and the following disclaimer.
     11  * + Redistributions in binary form must reproduce the above copyright
     12  *   notice, this list of conditions and the following disclaimer in the
     13  *   documentation and/or other materials provided with the distribution.
     14  * + Neither the name of the University of California, San Francisco nor
     15  *   the names of its contributors may be used to endorse or promote
     16  *   products derived from this software without specific prior written
     17  *   permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
     20  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
     22  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 # include "bsd.h"
     33 
     34 # include	<stdio.h>
     35 # include	<string.h>
     36 # ifdef LOG
     37 # include	<syslog.h>
     38 # endif
     39 # if !defined(TERMINFO) && BSD_RELEASE < 44
     40 # include	<sgtty.h>
     41 # else
     42 # include	<sys/ioctl.h>
     43 # endif
     44 # include	<sys/types.h>
     45 # include	<sys/uio.h>
     46 # include	<sys/socket.h>
     47 # ifdef	INTERNET
     48 # include	<netinet/in.h>
     49 # include	<netdb.h>
     50 # include	<arpa/inet.h>
     51 # ifdef BROADCAST
     52 # include	<net/if.h>
     53 # endif
     54 # else
     55 # include	<sys/un.h>
     56 # endif
     57 
     58 # ifdef	INTERNET
     59 # define	SOCK_FAMILY	AF_INET
     60 # else
     61 # define	SOCK_FAMILY	AF_UNIX
     62 # define	AF_UNIX_HACK		/* 4.2 hack; leaves files around */
     63 # endif
     64 
     65 /*
     66  * Preprocessor define dependencies
     67  */
     68 # if defined(VOLCANO) && !defined(OOZE)
     69 # define OOZE
     70 # endif
     71 # if defined(BOOTS) && !defined(FLY)
     72 # define FLY
     73 # endif
     74 # if !defined(REFLECT) && !defined(RANDOM)
     75 # define RANDOM
     76 # endif
     77 # ifdef TERMINFO
     78 /* mvcur() in terminfo needs the curses library to be initialized to not
     79  * coredump, so give up and use it. */
     80 # define USE_CURSES
     81 # endif
     82 
     83 /* decrement version number for each change in startup protocol */
     84 # define	HUNT_VERSION		-1
     85 
     86 # define	ADDCH		('a' | 0200)
     87 # define	MOVE		('m' | 0200)
     88 # define	REFRESH		('r' | 0200)
     89 # define	CLRTOEOL	('c' | 0200)
     90 # define	ENDWIN		('e' | 0200)
     91 # define	CLEAR		('C' | 0200)
     92 # define	REDRAW		('R' | 0200)
     93 # define	LAST_PLAYER	('l' | 0200)
     94 # define	BELL		('b' | 0200)
     95 # define	READY		('g' | 0200)
     96 
     97 /*
     98  * Choose MAXPL and MAXMON carefully.  The screen is assumed to be
     99  * 23 lines high and will only tolerate (MAXPL == 17 && MAXMON == 0)
    100  * or (MAXPL + MAXMON <= 16).
    101  */
    102 # ifdef MONITOR
    103 # define	MAXPL		15
    104 # define	MAXMON		1
    105 # else
    106 # define	MAXPL		17
    107 # endif
    108 # define	SHORTLEN	2		/* sizeof (network short) */
    109 # define	LONGLEN		4		/* sizeof (network long) */
    110 # define	NAMELEN		20
    111 # define	MSGLEN		SCREEN_WIDTH
    112 # define	DECAY		50.0
    113 
    114 # define	NASCII		128
    115 
    116 # define	WIDTH	51
    117 # define	WIDTH2	64	/* Next power of 2 >= WIDTH (for fast access) */
    118 # define	HEIGHT	23
    119 # define	UBOUND	1
    120 # define	DBOUND	(HEIGHT - 1)
    121 # define	LBOUND	1
    122 # define	RBOUND	(WIDTH - 1)
    123 
    124 # define	SCREEN_HEIGHT	24
    125 # define	SCREEN_WIDTH	80
    126 # define	SCREEN_WIDTH2	128	/* Next power of 2 >= SCREEN_WIDTH */
    127 
    128 # define	STAT_LABEL_COL	60
    129 # define	STAT_VALUE_COL	74
    130 # define	STAT_NAME_COL	61
    131 # define	STAT_SCAN_COL	(STAT_NAME_COL + 5)
    132 # define	STAT_AMMO_ROW	0
    133 # define	STAT_GUN_ROW	1
    134 # define	STAT_DAM_ROW	2
    135 # define	STAT_KILL_ROW	3
    136 # define	STAT_PLAY_ROW	5
    137 # ifdef MONITOR
    138 # define	STAT_MON_ROW	(STAT_PLAY_ROW + MAXPL + 1)
    139 # endif
    140 # define	STAT_NAME_LEN	18
    141 
    142 # define	DOOR	'#'
    143 # define	WALL1	'-'
    144 # define	WALL2	'|'
    145 # define	WALL3	'+'
    146 # ifdef REFLECT
    147 # define	WALL4	'/'
    148 # define	WALL5	'\\'
    149 # endif
    150 # define	KNIFE	'K'
    151 # define	SHOT	':'
    152 # define	GRENADE	'o'
    153 # define	SATCHEL	'O'
    154 # define	BOMB	'@'
    155 # define	MINE	';'
    156 # define	GMINE	'g'
    157 # ifdef	OOZE
    158 # define	SLIME	'$'
    159 # endif
    160 # ifdef	VOLCANO
    161 # define	LAVA	'~'
    162 # endif
    163 # ifdef DRONE
    164 # define	DSHOT	'?'
    165 # endif
    166 # ifdef FLY
    167 # define	FALL	'F'
    168 # endif
    169 # ifdef BOOTS
    170 # define	NBOOTS		2
    171 # define	BOOT		'b'
    172 # define	BOOT_PAIR	'B'
    173 # endif
    174 # define	SPACE	' '
    175 
    176 # define	ABOVE	'i'
    177 # define	BELOW	'!'
    178 # define	RIGHT	'}'
    179 # define	LEFTS	'{'
    180 # ifdef FLY
    181 # define	FLYER	'&'
    182 # define	isplayer(c)	(c == LEFTS || c == RIGHT ||\
    183 				c == ABOVE || c == BELOW || c == FLYER)
    184 # else
    185 # define	isplayer(c)	(c == LEFTS || c == RIGHT ||\
    186 				c == ABOVE || c == BELOW)
    187 # endif
    188 
    189 # define	NORTH	01
    190 # define	SOUTH	02
    191 # define	EAST	010
    192 # define	WEST	020
    193 
    194 # ifndef TRUE
    195 # define	TRUE	1
    196 # define	FALSE	0
    197 # endif
    198 # undef CTRL
    199 # define	CTRL(x)	((x) & 037)
    200 
    201 # define	BULSPD		5		/* bullets movement speed */
    202 # define	ISHOTS		15
    203 # define	NSHOTS		5
    204 # define	MAXNCSHOT	2
    205 # define	MAXDAM		10
    206 # define	MINDAM		5
    207 # define	STABDAM		2
    208 
    209 # define	BULREQ		1
    210 # define	GRENREQ		9
    211 # define	SATREQ		25
    212 # define	BOMB7REQ	49
    213 # define	BOMB9REQ	81
    214 # define	BOMB11REQ	121
    215 # define	BOMB13REQ	169
    216 # define	BOMB15REQ	225
    217 # define	BOMB17REQ	289
    218 # define	BOMB19REQ	361
    219 # define	BOMB21REQ	441
    220 # define	MAXBOMB		11
    221 # ifdef DRONE
    222 # define	MINDSHOT	2	/* At least a satchel bomb */
    223 # endif
    224 extern int	shot_req[];
    225 extern int	shot_type[];
    226 # ifdef	OOZE
    227 # define	SLIME_FACTOR	3
    228 # define	SLIMEREQ	5
    229 # define	SSLIMEREQ	10
    230 # define	SLIME2REQ	15
    231 # define	SLIME3REQ	20
    232 # define	MAXSLIME	4
    233 # define	SLIMESPEED	5
    234 extern int	slime_req[];
    235 # endif
    236 # ifdef	VOLCANO
    237 # define	LAVASPEED	1
    238 # endif
    239 
    240 # define	CLOAKLEN	20
    241 # define	SCANLEN		(Nplayer * 20)
    242 # define	EXPLEN		4
    243 
    244 # define	Q_QUIT		0
    245 # define	Q_CLOAK		1
    246 # define	Q_FLY		2
    247 # define	Q_SCAN		3
    248 # define	Q_MESSAGE	4
    249 
    250 # define	C_PLAYER	0
    251 # define	C_MONITOR	1
    252 # define	C_MESSAGE	2
    253 # define	C_SCORES	3
    254 
    255 # ifdef MONITOR
    256 # define	C_TESTMSG()	(Query_driver ? C_MESSAGE :\
    257 				(Show_scores ? C_SCORES :\
    258 				(Am_monitor ? C_MONITOR :\
    259 				C_PLAYER)))
    260 # else
    261 # define	C_TESTMSG()	(Show_scores ? C_SCORES :\
    262 				(Query_driver ? C_MESSAGE :\
    263 				C_PLAYER))
    264 # endif
    265 
    266 # ifdef FLY
    267 # define	_scan_char(pp)	(((pp)->p_scan < 0) ? ' ' : '*')
    268 # define	_cloak_char(pp)	(((pp)->p_cloak < 0) ? _scan_char(pp) : '+')
    269 # define	stat_char(pp)	(((pp)->p_flying < 0) ? _cloak_char(pp) : FLYER)
    270 # else
    271 # define	_scan_char(pp)	(((pp)->p_scan < 0) ? ' ' : '*')
    272 # define	stat_char(pp)	(((pp)->p_cloak < 0) ? _scan_char(pp) : '+')
    273 # endif
    274 
    275 typedef int			FLAG;
    276 typedef struct bullet_def	BULLET;
    277 typedef struct expl_def		EXPL;
    278 typedef struct player_def	PLAYER;
    279 typedef struct ident_def	IDENT;
    280 typedef struct regen_def	REGEN;
    281 # ifdef	INTERNET
    282 typedef struct sockaddr_in	SOCKET;
    283 # else
    284 typedef struct sockaddr_un	SOCKET;
    285 # endif
    286 typedef struct sgttyb		TTYB;
    287 
    288 struct ident_def {
    289 	char	i_name[NAMELEN];
    290 	char	i_team;
    291 	long	i_machine;
    292 	long	i_uid;
    293 	float	i_kills;
    294 	int	i_entries;
    295 	float	i_score;
    296 	int	i_absorbed;
    297 	int	i_faced;
    298 	int	i_shot;
    299 	int	i_robbed;
    300 	int	i_slime;
    301 	int	i_missed;
    302 	int	i_ducked;
    303 	int	i_gkills, i_bkills, i_deaths, i_stillb, i_saved;
    304 	IDENT	*i_next;
    305 };
    306 
    307 struct player_def {
    308 	IDENT	*p_ident;
    309 	char	p_over;
    310 	int	p_face;
    311 	int	p_undershot;
    312 # ifdef	FLY
    313 	int	p_flying;
    314 	int	p_flyx, p_flyy;
    315 # endif
    316 # ifdef	BOOTS
    317 	int	p_nboots;
    318 # endif
    319 	FILE	*p_output;
    320 	int	p_fd;
    321 	int	p_mask;
    322 	int	p_damage;
    323 	int	p_damcap;
    324 	int	p_ammo;
    325 	int	p_ncshot;
    326 	int	p_scan;
    327 	int	p_cloak;
    328 	int	p_x, p_y;
    329 	int	p_ncount;
    330 	int	p_nexec;
    331 	long	p_nchar;
    332 	char	p_death[MSGLEN];
    333 	char	p_maze[HEIGHT][WIDTH2];
    334 	int	p_curx, p_cury;
    335 	int	p_lastx, p_lasty;
    336 	char	p_cbuf[BUFSIZ];
    337 };
    338 
    339 struct bullet_def {
    340 	int	b_x, b_y;
    341 	int	b_face;
    342 	int	b_charge;
    343 	char	b_type;
    344 	char	b_size;
    345 	char	b_over;
    346 	PLAYER	*b_owner;
    347 	IDENT	*b_score;
    348 	FLAG	b_expl;
    349 	BULLET	*b_next;
    350 };
    351 
    352 struct expl_def {
    353 	int	e_x, e_y;
    354 	char	e_char;
    355 	EXPL	*e_next;
    356 };
    357 
    358 struct regen_def {
    359 	int	r_x, r_y;
    360 	REGEN	*r_next;
    361 };
    362 
    363 /*
    364  * external variables
    365  */
    366 
    367 extern FLAG	Last_player;
    368 
    369 extern char	Buf[BUFSIZ], Maze[HEIGHT][WIDTH2], Orig_maze[HEIGHT][WIDTH2];
    370 
    371 extern char	*Driver;
    372 
    373 extern int	errno, Have_inp, Nplayer, Num_fds, Socket, Status;
    374 extern long	Fds_mask, Sock_mask, Stat_mask;
    375 
    376 # ifdef INTERNET
    377 extern u_short	Test_port;
    378 # else
    379 extern char	*Sock_name, *Stat_name;
    380 # endif
    381 
    382 # ifdef VOLCANO
    383 extern int	volcano;
    384 # endif
    385 
    386 extern int	See_over[NASCII];
    387 
    388 extern BULLET	*Bullets;
    389 
    390 extern EXPL	*Expl[EXPLEN];
    391 extern EXPL	*Last_expl;
    392 
    393 extern IDENT	*Scores;
    394 
    395 extern PLAYER	Player[MAXPL], *End_player;
    396 # ifdef BOOTS
    397 extern PLAYER	Boot[NBOOTS];
    398 # endif
    399 
    400 # ifdef MONITOR
    401 extern FLAG	Am_monitor;
    402 extern PLAYER	Monitor[MAXMON], *End_monitor;
    403 # endif
    404 
    405 # ifdef INTERNET
    406 extern char	*Send_message;
    407 # endif
    408 
    409 extern char	map_key[256];
    410 extern FLAG	no_beep;
    411 
    412 /*
    413  * function types
    414  */
    415 
    416 extern char	*getenv();
    417 extern void	*malloc(), *realloc();
    418 
    419 extern IDENT	*get_ident();
    420 
    421 extern int	moveshots();
    422 
    423 extern BULLET	*is_bullet(), *create_shot();
    424 
    425 extern PLAYER	*play_at();
    426