NetBSD/games/larn/diag.c

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2006-05-11 14:23:24 +04:00
/* $NetBSD: diag.c,v 1.10 2006/05/11 10:23:24 mrg Exp $ */
/* diag.c Larn is copyrighted 1986 by Noah Morgan. */
#include <sys/cdefs.h>
#ifndef lint
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__RCSID("$NetBSD: diag.c,v 1.10 2006/05/11 10:23:24 mrg Exp $");
#endif /* not lint */
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#include <sys/types.h>
#include <sys/times.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
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#include "header.h"
#include "extern.h"
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static struct tms cputime;
/*
***************************
DIAG -- dungeon diagnostics
***************************
subroutine to print out data for debugging
*/
#ifdef EXTRA
static int rndcount[16];
void
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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);
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lprcat("\n\nBeginning of DIAG diagnostics ----------\n");
/* 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",
(long) c[GOLD], (long) c[EXPERIENCE], (long) c[LEVEL], (long) level);
lprintf("\nTotal types of monsters: %d", (long) MAXMONST + 8);
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lprcat("\f\nHere's the dungeon:\n\n");
i = level;
for (j = 0; j < MAXLEVEL + MAXVLEVEL; j++) {
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newcavelevel(j);
lprintf("\nMaze for level %s:\n", levelname[level]);
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diagdrawscreen();
}
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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);
}
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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;
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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));
}
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lprcat("\n\nHere's the list of available potions:\n\n");
for (i = 0; i < MAXPOTION; i++)
lprintf("%20s\n", &potionhide[i][1]);
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lprcat("\n\nHere's the list of available scrolls:\n\n");
for (i = 0; i < MAXSCROLL; i++)
lprintf("%20s\n", &scrollhide[i][1]);
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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]);
}
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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]);
}
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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');
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}
lprcat("\n\n");
lwclose();
lcreat((char *) 0);
lprcat("Done Diagnosing . . .");
return (0);
}
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/*
subroutine to count the number of occurrences of an object
*/
int
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dcount(l)
int l;
{
int i, j, p;
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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);
}
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/*
subroutine to draw the whole screen as the player knows it
*/
void
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diagdrawscreen()
{
int i, j, k;
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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]]);
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lprc('\n');
}
}
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#endif
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/*
to save the game in a file
*/
static time_t zzz = 0;
int
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savegame(fname)
char *fname;
{
int i, k;
struct sphere *sp;
struct stat statbuf;
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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);
}
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set_score_output();
lwrite((char *) beenhere, MAXLEVEL + MAXVLEVEL);
for (k = 0; k < MAXLEVEL + MAXVLEVEL; k++)
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if (beenhere[k])
lwrite((char *) &cell[k * MAXX * MAXY], sizeof(struct cel) * MAXY * MAXX);
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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;
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#ifndef VT100
setscroll();
#endif /* VT100 */
lcreat((char *) 0);
nosignal = 0;
return (0);
}
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void
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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++)
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if (beenhere[k])
lrfill((char *) &cell[k * MAXX * MAXY], sizeof(struct cel) * MAXY * MAXX);
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lrfill((char *) &c[0], 100 * sizeof(long));
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gltime = larn_lrint();
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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 */
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for (i = 0; i < 90; i++)
itm[i].qty = lgetc();
lrfill((char *) course, 25);
cheat = lgetc();
if (VERSION != lgetc()) { /* version number */
cheat = 1;
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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++) {
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sp2 = sp;
sp = (struct sphere *) malloc(sizeof(struct sphere));
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 */
sp->p = 0; /* null out pointer */
if (i == 0)
spheres = sp; /* beginning of list */
else
sp2->p = sp;
}
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time(&zzz);
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initialtime = zzz - larn_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 */
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oldx = oldy = 0;
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i = larn_lrint(); /* inode # */
if (i && (filetimes.st_ino != i))
fsorry();
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lrclose();
if (strcmp(fname, ckpfile) == 0) {
if (lappend(fname) < 0)
fcheat();
else {
lprc(' ');
lwclose();
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}
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 */
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c[EXPERIENCE] = skill[24];
raiseexperience((long) tmp);
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}
getlevel();
lasttime = gltime;
}
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/*
subroutine to not allow greedy cheaters
*/
void
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greedy()
{
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#if WIZID
if (wizard)
return;
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#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;
}
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/*
subroutine to not allow altered save files and terminate the attempted
restart
*/
void
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fsorry()
{
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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);
}
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/*
subroutine to not allow game if save file can't be deleted
*/
void
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fcheat()
{
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#if WIZID
if (wizard)
return;
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#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;
}