319 lines
10 KiB
C
319 lines
10 KiB
C
#ifndef lint
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static char rcsid[] = "$Id: diag.c,v 1.3 1993/08/02 17:19:58 mycroft Exp $";
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#endif /* not lint */
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/* diag.c Larn is copyrighted 1986 by Noah Morgan. */
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#include <sys/types.h>
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#include <sys/times.h>
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#include <sys/stat.h>
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#include "header.h"
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extern long int initialtime;
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extern int rmst,maxitm,lasttime;
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extern char nosignal;
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static struct tms cputime;
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/*
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***************************
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DIAG -- dungeon diagnostics
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***************************
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subroutine to print out data for debugging
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*/
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#ifdef EXTRA
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static int rndcount[16];
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diag()
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{
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register int i,j;
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int hit,dam;
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cursors(); lwclose();
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if (lcreat(diagfile) < 0) /* open the diagnostic file */
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{
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lcreat((char*)0); lprcat("\ndiagnostic failure\n"); return(-1);
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}
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write(1,"\nDiagnosing . . .\n",18);
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lprcat("\n\nBeginning of DIAG diagnostics ----------\n");
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/* for the character attributes */
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lprintf("\n\nPlayer attributes:\n\nHit points: %2d(%2d)",(long)c[HP],(long)c[HPMAX]);
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lprintf("\ngold: %d Experience: %d Character level: %d Level in caverns: %d",
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(long)c[GOLD],(long)c[EXPERIENCE],(long)c[LEVEL],(long)level);
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lprintf("\nTotal types of monsters: %d",(long)MAXMONST+8);
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lprcat("\f\nHere's the dungeon:\n\n");
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i=level;
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for (j=0; j<MAXLEVEL+MAXVLEVEL; j++)
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{
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newcavelevel(j);
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lprintf("\nMaze for level %s:\n",levelname[level]);
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diagdrawscreen();
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}
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newcavelevel(i);
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lprcat("\f\nNow for the monster data:\n\n");
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lprcat(" Monster Name LEV AC DAM ATT DEF GOLD HP EXP \n");
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lprcat("--------------------------------------------------------------------------\n");
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for (i=0; i<=MAXMONST+8; i++)
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{
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lprintf("%19s %2d %3d ",monster[i].name,(long)monster[i].level,(long)monster[i].armorclass);
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lprintf(" %3d %3d %3d ",(long)monster[i].damage,(long)monster[i].attack,(long)monster[i].defense);
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lprintf("%6d %3d %6d\n",(long)monster[i].gold,(long)monster[i].hitpoints,(long)monster[i].experience);
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}
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lprcat("\n\nHere's a Table for the to hit percentages\n");
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lprcat("\n We will be assuming that players level = 2 * monster level");
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lprcat("\n and that the players dexterity and strength are 16.");
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lprcat("\n to hit: if (rnd(22) < (2[monst AC] + your level + dex + WC/8 -1)/2) then hit");
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lprcat("\n damage = rund(8) + WC/2 + STR - c[HARDGAME] - 4");
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lprcat("\n to hit: if rnd(22) < to hit then player hits\n");
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lprcat("\n Each entry is as follows: to hit / damage / number hits to kill\n");
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lprcat("\n monster WC = 4 WC = 20 WC = 40");
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lprcat("\n---------------------------------------------------------------");
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for (i=0; i<=MAXMONST+8; i++)
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{
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hit = 2*monster[i].armorclass+2*monster[i].level+16;
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dam = 16 - c[HARDGAME];
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lprintf("\n%20s %2d/%2d/%2d %2d/%2d/%2d %2d/%2d/%2d",
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monster[i].name,
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(long)(hit/2),(long)max(0,dam+2),(long)(monster[i].hitpoints/(dam+2)+1),
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(long)((hit+2)/2),(long)max(0,dam+10),(long)(monster[i].hitpoints/(dam+10)+1),
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(long)((hit+5)/2),(long)max(0,dam+20),(long)(monster[i].hitpoints/(dam+20)+1));
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}
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lprcat("\n\nHere's the list of available potions:\n\n");
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for (i=0; i<MAXPOTION; i++) lprintf("%20s\n",&potionname[i][1]);
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lprcat("\n\nHere's the list of available scrolls:\n\n");
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for (i=0; i<MAXSCROLL; i++) lprintf("%20s\n",&scrollname[i][1]);
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lprcat("\n\nHere's the spell list:\n\n");
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lprcat("spell name description\n");
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lprcat("-------------------------------------------------------------------------------------------\n\n");
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for (j=0; j<SPNUM; j++)
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{
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lprc(' '); lprcat(spelcode[j]);
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lprintf(" %21s %s\n",spelname[j],speldescript[j]);
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}
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lprcat("\n\nFor the c[] array:\n");
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for (j=0; j<100; j+=10)
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{
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lprintf("\nc[%2d] = ",(long)j); for (i=0; i<9; i++) lprintf("%5d ",(long)c[i+j]);
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}
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lprcat("\n\nTest of random number generator ----------------");
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lprcat("\n for 25,000 calls divided into 16 slots\n\n");
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for (i=0; i<16; i++) rndcount[i]=0;
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for (i=0; i<25000; i++) rndcount[rund(16)]++;
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for (i=0; i<16; i++) { lprintf(" %5d",(long)rndcount[i]); if (i==7) lprc('\n'); }
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lprcat("\n\n"); lwclose();
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lcreat((char*)0); lprcat("Done Diagnosing . . .");
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return(0);
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}
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/*
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subroutine to count the number of occurrences of an object
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*/
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dcount(l)
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int l;
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{
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register int i,j,p;
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int k;
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k=0;
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for (i=0; i<MAXX; i++)
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for (j=0; j<MAXY; j++)
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for (p=0; p<MAXLEVEL; p++)
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if (cell[p*MAXX*MAXY+i*MAXY+j].item == l) k++;
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return(k);
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}
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/*
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subroutine to draw the whole screen as the player knows it
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*/
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diagdrawscreen()
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{
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register int i,j,k;
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for (i=0; i<MAXY; i++)
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/* for the east west walls of this line */
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{
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for (j=0; j<MAXX; j++) if (k=mitem[j][i]) lprc(monstnamelist[k]); else
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lprc(objnamelist[item[j][i]]);
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lprc('\n');
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}
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}
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#endif
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/*
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to save the game in a file
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*/
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static long int zzz=0;
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savegame(fname)
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char *fname;
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{
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register int i,k;
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register struct sphere *sp;
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struct stat statbuf;
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nosignal=1; lflush(); savelevel();
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ointerest();
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if (lcreat(fname) < 0)
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{
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lcreat((char*)0); lprintf("\nCan't open file <%s> to save game\n",fname);
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nosignal=0; return(-1);
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}
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set_score_output();
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lwrite((char*)beenhere,MAXLEVEL+MAXVLEVEL);
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for (k=0; k<MAXLEVEL+MAXVLEVEL; k++)
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if (beenhere[k])
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lwrite((char*)&cell[k*MAXX*MAXY],sizeof(struct cel)*MAXY*MAXX);
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times(&cputime); /* get cpu time */
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c[CPUTIME] += (cputime.tms_utime+cputime.tms_stime)/60;
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lwrite((char*)&c[0],100*sizeof(long));
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lprint((long)gtime); lprc(level);
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lprc(playerx); lprc(playery);
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lwrite((char*)iven,26); lwrite((char*)ivenarg,26*sizeof(short));
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for (k=0; k<MAXSCROLL; k++) lprc(scrollname[k][0]);
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for (k=0; k<MAXPOTION; k++) lprc(potionname[k][0]);
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lwrite((char*)spelknow,SPNUM); lprc(wizard);
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lprc(rmst); /* random monster generation counter */
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for (i=0; i<90; i++) lprc(itm[i].qty);
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lwrite((char*)course,25); lprc(cheat); lprc(VERSION);
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for (i=0; i<MAXMONST; i++) lprc(monster[i].genocided); /* genocide info */
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for (sp=spheres; sp; sp=sp->p)
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lwrite((char*)sp,sizeof(struct sphere)); /* save spheres of annihilation */
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time(&zzz); lprint((long)(zzz-initialtime));
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lwrite((char*)&zzz,sizeof(long));
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if (fstat(lfd,&statbuf)< 0) lprint(0L);
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else lprint((long)statbuf.st_ino); /* inode # */
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lwclose(); lastmonst[0] = 0;
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#ifndef VT100
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setscroll();
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#endif VT100
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lcreat((char*)0); nosignal=0;
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return(0);
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}
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restoregame(fname)
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char *fname;
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{
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register int i,k;
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register struct sphere *sp,*sp2;
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struct stat filetimes;
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cursors(); lprcat("\nRestoring . . ."); lflush();
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if (lopen(fname) <= 0)
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{
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lcreat((char*)0); lprintf("\nCan't open file <%s>to restore game\n",fname);
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nap(2000); c[GOLD]=c[BANKACCOUNT]=0; died(-265); return;
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}
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lrfill((char*)beenhere,MAXLEVEL+MAXVLEVEL);
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for (k=0; k<MAXLEVEL+MAXVLEVEL; k++)
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if (beenhere[k])
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lrfill((char*)&cell[k*MAXX*MAXY],sizeof(struct cel)*MAXY*MAXX);
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lrfill((char*)&c[0],100*sizeof(long)); gtime = lrint();
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level = c[CAVELEVEL] = lgetc();
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playerx = lgetc(); playery = lgetc();
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lrfill((char*)iven,26); lrfill((char*)ivenarg,26*sizeof(short));
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for (k=0; k<MAXSCROLL; k++) scrollname[k] = lgetc() ? scrollhide[k] : "";
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for (k=0; k<MAXPOTION; k++) potionname[k] = lgetc() ? potionhide[k] : "";
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lrfill((char*)spelknow,SPNUM); wizard = lgetc();
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rmst = lgetc(); /* random monster creation flag */
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for (i=0; i<90; i++) itm[i].qty = lgetc();
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lrfill((char*)course,25); cheat = lgetc();
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if (VERSION != lgetc()) /* version number */
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{
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cheat=1;
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lprcat("Sorry, But your save file is for an older version of larn\n");
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nap(2000); c[GOLD]=c[BANKACCOUNT]=0; died(-266); return;
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}
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for (i=0; i<MAXMONST; i++) monster[i].genocided=lgetc(); /* genocide info */
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for (sp=0,i=0; i<c[SPHCAST]; i++)
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{
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sp2 = sp;
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sp = (struct sphere *)malloc(sizeof(struct sphere));
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if (sp==0) { write(2,"Can't malloc() for sphere space\n",32); break; }
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lrfill((char*)sp,sizeof(struct sphere)); /* get spheres of annihilation */
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sp->p=0; /* null out pointer */
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if (i==0) spheres=sp; /* beginning of list */
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else sp2->p = sp;
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}
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time(&zzz);
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initialtime = zzz-lrint();
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fstat(fd,&filetimes); /* get the creation and modification time of file */
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lrfill((char*)&zzz,sizeof(long)); zzz += 6;
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if (filetimes.st_ctime > zzz) fsorry(); /* file create time */
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else if (filetimes.st_mtime > zzz) fsorry(); /* file modify time */
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if (c[HP]<0) { died(284); return; } /* died a post mortem death */
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oldx = oldy = 0;
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i = lrint(); /* inode # */
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if (i && (filetimes.st_ino!=i)) fsorry();
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lrclose();
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if (strcmp(fname,ckpfile) == 0)
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{
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if (lappend(fname) < 0) fcheat(); else { lprc(' '); lwclose(); }
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lcreat((char*)0);
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}
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else if (unlink(fname) < 0) fcheat(); /* can't unlink save file */
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/* for the greedy cheater checker */
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for (k=0; k<6; k++) if (c[k]>99) greedy();
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if (c[HPMAX]>999 || c[SPELLMAX]>125) greedy();
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if (c[LEVEL]==25 && c[EXPERIENCE]>skill[24]) /* if patch up lev 25 player */
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{
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long tmp;
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tmp = c[EXPERIENCE]-skill[24]; /* amount to go up */
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c[EXPERIENCE] = skill[24];
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raiseexperience((long)tmp);
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}
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getlevel(); lasttime=gtime;
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}
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/*
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subroutine to not allow greedy cheaters
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*/
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greedy()
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{
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#if WIZID
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if (wizard) return;
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#endif
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lprcat("\n\nI am so sorry, but your character is a little TOO good! Since this\n");
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lprcat("cannot normally happen from an honest game, I must assume that you cheated.\n");
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lprcat("In that you are GREEDY as well as a CHEATER, I cannot allow this game\n");
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lprcat("to continue.\n"); nap(5000); c[GOLD]=c[BANKACCOUNT]=0; died(-267); return;
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}
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/*
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subroutine to not allow altered save files and terminate the attempted
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restart
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*/
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fsorry()
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{
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lprcat("\nSorry, but your savefile has been altered.\n");
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lprcat("However, seeing as I am a good sport, I will let you play.\n");
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lprcat("Be advised though, you won't be placed on the normal scoreboard.");
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cheat = 1; nap(4000);
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}
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/*
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subroutine to not allow game if save file can't be deleted
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*/
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fcheat()
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{
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#if WIZID
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if (wizard) return;
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#endif
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lprcat("\nSorry, but your savefile can't be deleted. This can only mean\n");
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lprcat("that you tried to CHEAT by protecting the directory the savefile\n");
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lprcat("is in. Since this is unfair to the rest of the larn community, I\n");
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lprcat("cannot let you play this game.\n");
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nap(5000); c[GOLD]=c[BANKACCOUNT]=0; died(-268); return;
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}
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