/* $OpenBSD: diag.c,v 1.4 2000/06/29 07:55:40 pjanzen Exp $ */ /* $NetBSD: diag.c,v 1.8 1997/10/18 20:03:12 christos Exp $ */ /* diag.c Larn is copyrighted 1986 by Noah Morgan. */ #ifndef lint static char rcsid[] = "$OpenBSD: diag.c,v 1.4 2000/06/29 07:55:40 pjanzen Exp $"; #endif /* not lint */ #include <sys/types.h> #include <sys/times.h> #include <sys/stat.h> #include <stdlib.h> #include <unistd.h> #include "header.h" #include "extern.h" static struct tms cputime; /* * *************************** * DIAG -- dungeon diagnostics * *************************** * * subroutine to print out data for debugging */ #ifdef EXTRA static int rndcount[16]; void diag() { int i, j; int hit, dam; cursors(); lwclose(); if (lcreat(diagfile) < 0) { /* open the diagnostic file */ lcreat((char *) 0); lprcat("\ndiagnostic failure\n"); return (-1); } write(1, "\nDiagnosing . . .\n", 18); lprcat("\n\nBeginning of DIAG diagnostics ----------\n"); /* for the character attributes */ lprintf("\n\nPlayer attributes:\n\nHit points: %2d(%2d)", (long) c[HP], (long) c[HPMAX]); lprintf("\ngold: %d Experience: %d Character level: %d Level in caverns: %d", (long) c[GOLD], (long) c[EXPERIENCE], (long) c[LEVEL], (long) level); lprintf("\nTotal types of monsters: %d", (long) MAXMONST + 8); lprcat("\f\nHere's the dungeon:\n\n"); i = level; for (j = 0; j < MAXLEVEL + MAXVLEVEL; j++) { newcavelevel(j); lprintf("\nMaze for level %s:\n", levelname[level]); diagdrawscreen(); } newcavelevel(i); lprcat("\f\nNow for the monster data:\n\n"); lprcat(" Monster Name LEV AC DAM ATT DEF GOLD HP EXP \n"); lprcat("--------------------------------------------------------------------------\n"); for (i = 0; i <= MAXMONST + 8; i++) { lprintf("%19s %2d %3d ", monster[i].name, (long) monster[i].level, (long) monster[i].armorclass); lprintf(" %3d %3d %3d ", (long) monster[i].damage, (long) monster[i].attack, (long) monster[i].defense); lprintf("%6d %3d %6d\n", (long) monster[i].gold, (long) monster[i].hitpoints, (long) monster[i].experience); } lprcat("\n\nHere's a Table for the to hit percentages\n"); lprcat("\n We will be assuming that players level = 2 * monster level"); lprcat("\n and that the players dexterity and strength are 16."); lprcat("\n to hit: if (rnd(22) < (2[monst AC] + your level + dex + WC/8 -1)/2) then hit"); lprcat("\n damage = rund(8) + WC/2 + STR - c[HARDGAME] - 4"); lprcat("\n to hit: if rnd(22) < to hit then player hits\n"); lprcat("\n Each entry is as follows: to hit / damage / number hits to kill\n"); lprcat("\n monster WC = 4 WC = 20 WC = 40"); lprcat("\n---------------------------------------------------------------"); for (i = 0; i <= MAXMONST + 8; i++) { hit = 2 * monster[i].armorclass + 2 * monster[i].level + 16; dam = 16 - c[HARDGAME]; lprintf("\n%20s %2d/%2d/%2d %2d/%2d/%2d %2d/%2d/%2d", monster[i].name, (long) (hit / 2), (long) max(0, dam + 2), (long) (monster[i].hitpoints / (dam + 2) + 1), (long) ((hit + 2) / 2), (long) max(0, dam + 10), (long) (monster[i].hitpoints / (dam + 10) + 1), (long) ((hit + 5) / 2), (long) max(0, dam + 20), (long) (monster[i].hitpoints / (dam + 20) + 1)); } lprcat("\n\nHere's the list of available potions:\n\n"); for (i = 0; i < MAXPOTION; i++) lprintf("%20s\n", &potionhide[i][1]); lprcat("\n\nHere's the list of available scrolls:\n\n"); for (i = 0; i < MAXSCROLL; i++) lprintf("%20s\n", &scrollhide[i][1]); lprcat("\n\nHere's the spell list:\n\n"); lprcat("spell name description\n"); lprcat("-------------------------------------------------------------------------------------------\n\n"); for (j = 0; j < SPNUM; j++) { lprc(' '); lprcat(spelcode[j]); lprintf(" %21s %s\n", spelname[j], speldescript[j]); } lprcat("\n\nFor the c[] array:\n"); for (j = 0; j < 100; j += 10) { lprintf("\nc[%2d] = ", (long) j); for (i = 0; i < 9; i++) lprintf("%5d ", (long) c[i + j]); } lprcat("\n\nTest of random number generator ----------------"); lprcat("\n for 25,000 calls divided into 16 slots\n\n"); for (i = 0; i < 16; i++) rndcount[i] = 0; for (i = 0; i < 25000; i++) rndcount[rund(16)]++; for (i = 0; i < 16; i++) { lprintf(" %5d", (long) rndcount[i]); if (i == 7) lprc('\n'); } lprcat("\n\n"); lwclose(); lcreat((char *) 0); lprcat("Done Diagnosing . . ."); return (0); } /* * subroutine to count the number of occurrences of an object */ int dcount(l) int l; { int i, j, p; int k; k = 0; for (i = 0; i < MAXX; i++) for (j = 0; j < MAXY; j++) for (p = 0; p < MAXLEVEL; p++) if (cell[p * MAXX * MAXY + i * MAXY + j].item == l) k++; return (k); } /* * subroutine to draw the whole screen as the player knows it */ void diagdrawscreen() { int i, j, k; for (i = 0; i < MAXY; i++) /* for the east west walls of this line */ { for (j = 0; j < MAXX; j++) if (k = mitem[j][i]) lprc(monstnamelist[k]); else lprc(objnamelist[item[j][i]]); lprc('\n'); } } #endif /* * to save the game in a file */ static time_t zzz = 0; int savegame(fname) char *fname; { int i, k; struct sphere *sp; struct stat statbuf; nosignal = 1; lflush(); savelevel(); ointerest(); if (lcreat(fname) < 0) { lcreat((char *) 0); lprintf("\nCan't open file <%s> to save game\n", fname); nosignal = 0; return (-1); } set_score_output(); lwrite((char *) beenhere, MAXLEVEL + MAXVLEVEL); for (k = 0; k < MAXLEVEL + MAXVLEVEL; k++) if (beenhere[k]) lwrite((char *) &cell[k * MAXX * MAXY], sizeof(struct cel) * MAXY * MAXX); times(&cputime); /* get cpu time */ c[CPUTIME] += (cputime.tms_utime + cputime.tms_stime) / 60; lwrite((char *) &c[0], 100 * sizeof(long)); lprint((long) gltime); lprc(level); lprc(playerx); lprc(playery); lwrite((char *) iven, 26); lwrite((char *) ivenarg, 26 * sizeof(short)); for (k = 0; k < MAXSCROLL; k++) lprc(scrollname[k][0]); for (k = 0; k < MAXPOTION; k++) lprc(potionname[k][0]); lwrite((char *) spelknow, SPNUM); lprc(wizard); lprc(rmst); /* random monster generation counter */ for (i = 0; i < 90; i++) lprc(itm[i].qty); lwrite((char *) course, 25); lprc(cheat); lprc(VERSION); for (i = 0; i < MAXMONST; i++) lprc(monster[i].genocided); /* genocide info */ for (sp = spheres; sp; sp = sp->p) lwrite((char *) sp, sizeof(struct sphere)); /* save spheres of * annihilation */ time(&zzz); lprint((long) (zzz - initialtime)); lwrite((char *) &zzz, sizeof(long)); if (fstat(lfd, &statbuf) < 0) lprint(0L); else lprint((long) statbuf.st_ino); /* inode # */ lwclose(); lastmonst[0] = 0; setscroll(); lcreat((char *) 0); nosignal = 0; return (0); } void restoregame(fname) char *fname; { int i, k; struct sphere *sp, *sp2; struct stat filetimes; cursors(); lprcat("\nRestoring . . ."); lflush(); if (lopen(fname) <= 0) { lcreat((char *) 0); lprintf("\nCan't open file <%s>to restore game\n", fname); nap(2000); c[GOLD] = c[BANKACCOUNT] = 0; died(-265); return; } lrfill((char *) beenhere, MAXLEVEL + MAXVLEVEL); for (k = 0; k < MAXLEVEL + MAXVLEVEL; k++) if (beenhere[k]) lrfill((char *) &cell[k * MAXX * MAXY], sizeof(struct cel) * MAXY * MAXX); lrfill((char *) &c[0], 100 * sizeof(long)); gltime = lrint(); level = c[CAVELEVEL] = lgetc(); playerx = lgetc(); playery = lgetc(); lrfill((char *) iven, 26); lrfill((char *) ivenarg, 26 * sizeof(short)); for (k = 0; k < MAXSCROLL; k++) scrollname[k] = lgetc() ? scrollhide[k] : ""; for (k = 0; k < MAXPOTION; k++) potionname[k] = lgetc() ? potionhide[k] : ""; lrfill((char *) spelknow, SPNUM); wizard = lgetc(); rmst = lgetc(); /* random monster creation flag */ for (i = 0; i < 90; i++) itm[i].qty = lgetc(); lrfill((char *) course, 25); cheat = lgetc(); if (VERSION != lgetc()) { /* version number */ cheat = 1; lprcat("Sorry, But your save file is for an older version of larn\n"); nap(2000); c[GOLD] = c[BANKACCOUNT] = 0; died(-266); return; } for (i = 0; i < MAXMONST; i++) monster[i].genocided = lgetc(); /* genocide info */ for (sp = 0, i = 0; i < c[SPHCAST]; i++) { sp2 = sp; sp = (struct sphere *) malloc(sizeof(struct sphere)); if (sp == 0) { write(2, "Can't malloc() for sphere space\n", 32); break; } lrfill((char *) sp, sizeof(struct sphere)); /* get spheres of * annihilation */ sp->p = 0; /* null out pointer */ if (i == 0) spheres = sp; /* beginning of list */ else sp2->p = sp; } time(&zzz); initialtime = zzz - lrint(); fstat(fd, &filetimes); /* get the creation and modification time of * file */ lrfill((char *) &zzz, sizeof(long)); zzz += 6; if (filetimes.st_ctime > zzz) fsorry(); /* file create time */ else if (filetimes.st_mtime > zzz) fsorry(); /* file modify time */ if (c[HP] < 0) { died(284); return; } /* died a post mortem death */ oldx = oldy = 0; i = lrint(); /* inode # */ if (i && (filetimes.st_ino != i)) fsorry(); lrclose(); if (strcmp(fname, ckpfile) == 0) { if (lappend(fname) < 0) fcheat(); else { lprc(' '); lwclose(); } lcreat((char *) 0); } else if (unlink(fname) < 0) fcheat(); /* can't unlink save file */ /* for the greedy cheater checker */ for (k = 0; k < 6; k++) if (c[k] > 99) greedy(); if (c[HPMAX] > 999 || c[SPELLMAX] > 125) greedy(); if (c[LEVEL] == 25 && c[EXPERIENCE] > skill[24]) { /* if patch up lev 25 * player */ long tmp; tmp = c[EXPERIENCE] - skill[24]; /* amount to go up */ c[EXPERIENCE] = skill[24]; raiseexperience((long) tmp); } getlevel(); lasttime = gltime; } /* * subroutine to not allow greedy cheaters */ void greedy() { #if WIZID if (wizard) return; #endif lprcat("\n\nI am so sorry, but your character is a little TOO good! Since this\n"); lprcat("cannot normally happen from an honest game, I must assume that you cheated.\n"); lprcat("In that you are GREEDY as well as a CHEATER, I cannot allow this game\n"); lprcat("to continue.\n"); nap(5000); c[GOLD] = c[BANKACCOUNT] = 0; died(-267); return; } /* * subroutine to not allow altered save files and terminate the attempted * restart */ void fsorry() { lprcat("\nSorry, but your savefile has been altered.\n"); lprcat("However, seeing as I am a good sport, I will let you play.\n"); lprcat("Be advised though, you won't be placed on the normal scoreboard."); cheat = 1; nap(4000); } /* * subroutine to not allow game if save file can't be deleted */ void fcheat() { #if WIZID if (wizard) return; #endif lprcat("\nSorry, but your savefile can't be deleted. This can only mean\n"); lprcat("that you tried to CHEAT by protecting the directory the savefile\n"); lprcat("is in. Since this is unfair to the rest of the larn community, I\n"); lprcat("cannot let you play this game.\n"); nap(5000); c[GOLD] = c[BANKACCOUNT] = 0; died(-268); return; }