/* $OpenBSD: extern.h,v 1.2 1999/01/18 21:53:22 pjanzen Exp $ */ /* $NetBSD: extern.h,v 1.8 1998/09/13 15:27:30 hubertf 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. 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. * * @(#)externs.h 8.1 (Berkeley) 5/31/93 */ #include <stdio.h> #include <signal.h> #include <string.h> #include <ctype.h> #include <setjmp.h> #include <sys/types.h> #include "machdep.h" #ifndef __GNUC__ #define __attribute__(x) #endif /* program mode */ int mode; jmp_buf restart; #define MODE_PLAYER 1 #define MODE_DRIVER 2 #define MODE_LOGGER 3 /* command line flags */ char debug; /* -D */ char randomize; /* -x, give first available ship */ char longfmt; /* -l, print score in long format */ char nobells; /* -b, don't ring bell before Signal */ /* other initial modes */ gid_t gid; gid_t egid; #define die() ((random() >> 3) % 6 + 1) #define sqr(a) ((a) * (a)) #define abs(a) ((a) > 0 ? (a) : -(a)) #define min(a,b) ((a) < (b) ? (a) : (b)) #define grappled(a) ((a)->file->ngrap) #define fouled(a) ((a)->file->nfoul) #define snagged(a) (grappled(a) + fouled(a)) #define grappled2(a, b) ((a)->file->grap[(b)->file->index].sn_count) #define fouled2(a, b) ((a)->file->foul[(b)->file->index].sn_count) #define snagged2(a, b) (grappled2(a, b) + fouled2(a, b)) #define Xgrappled2(a, b) ((a)->file->grap[(b)->file->index].sn_turn < turn-1 ? grappled2(a, b) : 0) #define Xfouled2(a, b) ((a)->file->foul[(b)->file->index].sn_turn < turn-1 ? fouled2(a, b) : 0) #define Xsnagged2(a, b) (Xgrappled2(a, b) + Xfouled2(a, b)) #define cleangrapple(a, b, c) Cleansnag(a, b, c, 1) #define cleanfoul(a, b, c) Cleansnag(a, b, c, 2) #define cleansnag(a, b, c) Cleansnag(a, b, c, 3) #define sterncolour(sp) ((sp)->file->stern+'0'-((sp)->file->captured?10:0)) #define sternrow(sp) ((sp)->file->row + dr[(sp)->file->dir]) #define sterncol(sp) ((sp)->file->col + dc[(sp)->file->dir]) #define capship(sp) ((sp)->file->captured?(sp)->file->captured:(sp)) #define readyname(r) ((r) & R_LOADING ? '*' : ((r) & R_INITIAL ? '!' : ' ')) /* loadL and loadR, should match loadname[] */ #define L_EMPTY 0 /* should be 0, don't change */ #define L_GRAPE 1 #define L_CHAIN 2 #define L_ROUND 3 #define L_DOUBLE 4 #define L_EXPLODE 5 /* * readyL and readyR, these are bits, except R_EMPTY */ #define R_EMPTY 0 /* not loaded and not loading */ #define R_LOADING 1 /* loading */ #define R_DOUBLE 2 /* loading double */ #define R_LOADED 4 /* loaded */ #define R_INITIAL 8 /* loaded initial */ #define HULL 0 #define RIGGING 1 #define W_CAPTAIN 1 #define W_CAPTURED 2 #define W_CLASS 3 #define W_CREW 4 #define W_DBP 5 #define W_DRIFT 6 #define W_EXPLODE 7 #define W_FILE 8 #define W_FOUL 9 #define W_GUNL 10 #define W_GUNR 11 #define W_HULL 12 #define W_MOVE 13 #define W_OBP 14 #define W_PCREW 15 #define W_UNFOUL 16 #define W_POINTS 17 #define W_QUAL 18 #define W_UNGRAP 19 #define W_RIGG 20 #define W_COL 21 #define W_DIR 22 #define W_ROW 23 #define W_SIGNAL 24 #define W_SINK 25 #define W_STRUCK 26 #define W_TA 27 #define W_ALIVE 28 #define W_TURN 29 #define W_WIND 30 #define W_FS 31 #define W_GRAP 32 #define W_RIG1 33 #define W_RIG2 34 #define W_RIG3 35 #define W_RIG4 36 #define W_BEGIN 37 #define W_END 38 #define W_DDEAD 39 #define NLOG 10 struct logs { char l_name[20]; uid_t l_uid; int l_shipnum; int l_gamenum; int l_netpoints; }; struct BP { short turnsent; struct ship *toship; short mensent; }; struct snag { short sn_count; short sn_turn; }; #define NSCENE nscene #define NSHIP 10 #define NBP 3 #define NNATION 8 #define N_A 0 #define N_B 1 #define N_S 2 #define N_F 3 #define N_J 4 #define N_D 5 #define N_K 6 #define N_O 7 struct File { int index; char captain[20]; /* 0 */ short points; /* 20 */ unsigned char loadL; /* 22 */ unsigned char loadR; /* 24 */ unsigned char readyL; /* 26 */ unsigned char readyR; /* 28 */ struct BP OBP[NBP]; /* 30 */ struct BP DBP[NBP]; /* 48 */ char struck; /* 66 */ struct ship *captured; /* 68 */ short pcrew; /* 70 */ char movebuf[10]; /* 72 */ char drift; /* 82 */ short nfoul; short ngrap; struct snag foul[NSHIP]; /* 84 */ struct snag grap[NSHIP]; /* 124 */ char RH; /* 224 */ char RG; /* 226 */ char RR; /* 228 */ char FS; /* 230 */ char explode; /* 232 */ char sink; /* 234 */ unsigned char dir; short col; short row; char loadwith; char stern; }; struct ship { const char *shipname; /* 0 */ struct shipspecs *specs; /* 2 */ unsigned char nationality; /* 4 */ short shiprow; /* 6 */ short shipcol; /* 8 */ char shipdir; /* 10 */ struct File *file; /* 12 */ }; struct scenario { char winddir; /* 0 */ char windspeed; /* 2 */ char windchange; /* 4 */ unsigned char vessels; /* 12 */ const char *name; /* 14 */ struct ship ship[NSHIP]; /* 16 */ }; extern struct scenario scene[]; extern int nscene; struct shipspecs { char bs; char fs; char ta; short guns; unsigned char class; char hull; unsigned char qual; char crew1; char crew2; char crew3; char gunL; char gunR; char carL; char carR; int rig1; int rig2; int rig3; int rig4; short pts; }; extern struct shipspecs specs[]; struct scenario *cc; /* the current scenario */ struct ship *ls; /* &cc->ship[cc->vessels] */ #define SHIP(s) (&cc->ship[s]) #define foreachship(sp) for ((sp) = cc->ship; (sp) < ls; (sp)++) struct windeffects { char A, B, C, D; }; extern const struct windeffects WET[7][6]; struct Tables { char H, G, C, R; }; extern const struct Tables RigTable[11][6]; extern const struct Tables HullTable[11][6]; extern const char AMMO[9][4]; extern const char HDT[9][10]; extern const char HDTrake[9][10]; extern const char QUAL[9][5]; extern const char MT[9][3]; extern const char *const countryname[]; extern const char *const classname[]; extern const char *const directionname[]; extern const char *const qualname[]; extern const char loadname[]; extern const char rangeofshot[]; extern const char dr[], dc[]; int winddir; int windspeed; int turn; int game; int alive; int people; char hasdriver; /* assorted.c */ void table __P((int, int, int, struct ship *, struct ship *, int)); void Cleansnag __P((struct ship *, struct ship *, int, int)); /* dr_1.c */ void unfoul __P((void)); void boardcomp __P((void)); int fightitout __P((struct ship *, struct ship *, int)); void resolve __P((void)); void compcombat __P((void)); int next __P((void)); /* dr_2.c */ void thinkofgrapples __P((void)); void checkup __P((void)); void prizecheck __P((void)); int str_end __P((const char *)); void closeon __P((struct ship *, struct ship *, char[], int, int, int)); int score __P((char[], struct ship *, struct ship *, int)); void move_ship __P((const char *, struct ship *, unsigned char *, short *, short *, char *)); void try __P((char[], char [], int, int, int, int, int, struct ship *, struct ship *, int *, int)); void rmend __P((char *)); /* dr_3.c */ void moveall __P((void)); int stillmoving __P((int)); int is_isolated __P((struct ship *)); int push __P((struct ship *, struct ship *)); void step __P((int, struct ship *, char *)); void sendbp __P((struct ship *, struct ship *, int, int)); int is_toughmelee __P((struct ship *, struct ship *, int, int)); void reload __P((void)); void checksails __P((void)); /* dr_4.c */ void ungrap __P((struct ship *, struct ship *)); void grap __P((struct ship *, struct ship *)); /* dr_5.c */ void subtract __P((struct ship *, int, int [3], struct ship *, int)); int mensent __P((struct ship *, struct ship *, int[3], struct ship **, int *, int)); /* dr_main.c */ int dr_main __P((void)); /* game.c */ int maxturns __P((struct ship *, char *)); int maxmove __P((struct ship *, int, int)); /* lo_main.c */ int lo_main __P((void)); /* misc.c */ int range __P((struct ship *, struct ship *)); struct ship *closestenemy __P((struct ship *, int, int)); int angle __P((int, int)); int gunsbear __P((struct ship *, struct ship *)); int portside __P((struct ship *, struct ship *, int)); int colours __P((struct ship *)); void logger __P((struct ship *)); /* parties.c */ int meleeing __P((struct ship *, struct ship *)); int boarding __P((struct ship *, int)); void unboard __P((struct ship *, struct ship *, int)); /* pl_1.c */ void leave __P((int)) __attribute__((__noreturn__)); void choke __P((int)) __attribute__((__noreturn__)); void child __P((int)); /* pl_2.c */ void play __P((void)); /* pl_3.c */ void acceptcombat __P((void)); void grapungrap __P((void)); void unfoulplayer __P((void)); /* pl_4.c */ void changesail __P((void)); void acceptsignal __P((void)); void lookout __P((void)); const char *saywhat __P((struct ship *, int)); void eyeball __P((struct ship *)); /* pl_5.c */ void acceptmove __P((void)); void acceptboard __P((void)); void parties __P((int[3], struct ship *, int, int)); /* pl_6.c */ void repair __P((void)); int turned __P((void)); void loadplayer __P((void)); /* pl_7.c */ void initscreen __P((void)); void cleanupscreen __P((void)); void newturn __P((int)); void Signal __P((char *, struct ship *, ...)) __attribute__((__format__(__printf__,1,3))); void Msg __P((char *, ...)) __attribute__((__format__(__printf__,1,2))); void Scroll __P((void)); void prompt __P((const char *, struct ship *)); void endprompt __P((int)); int sgetch __P((const char *, struct ship *, int)); void sgetstr __P((const char *, char *, int)); void draw_screen __P((void)); void draw_view __P((void)); void draw_turn __P((void)); void draw_stat __P((void)); void draw_slot __P((void)); void draw_board __P((void)); void centerview __P((void)); void upview __P((void)); void downview __P((void)); void leftview __P((void)); void rightview __P((void)); void adjustview __P((void)); /* pl_main.c */ int pl_main __P((void)); void initialize __P((void)); /* sync.c */ void fmtship __P((char *, size_t, const char *, struct ship *)); void makesignal __P((struct ship *, const char *, struct ship *, ...)) __attribute__((__format__(__printf__,2,4))); void makemsg __P((struct ship *, const char *, ...)) __attribute__((__format__(__printf__,2,3))); int sync_exists __P((int)); int sync_open __P((void)); void sync_close __P((int)); void Write __P((int, struct ship *, long, long, long, long)); void Writestr __P((int, struct ship *, const char *)); int Sync __P((void)); int sync_update __P((int, struct ship *, const char *, long, long, long, long));