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1.1 root 1: /* diag.c Larn is copyrighted 1986 by Noah Morgan. */
2: #include <sys/types.h>
3: #include <sys/times.h>
4: #include <sys/stat.h>
5: #include "header.h"
6: extern long int initialtime;
7: extern int rmst,maxitm,lasttime;
8: extern char nosignal;
9: static struct tms cputime;
10: /*
11: ***************************
12: DIAG -- dungeon diagnostics
13: ***************************
14:
15: subroutine to print out data for debugging
16: */
17: #ifdef EXTRA
18: static int rndcount[16];
19: diag()
20: {
21: register int i,j;
22: int hit,dam;
23: cursors(); lwclose();
24: if (lcreat(diagfile) < 0) /* open the diagnostic file */
25: {
26: lcreat((char*)0); lprcat("\ndiagnostic failure\n"); return(-1);
27: }
28:
29: write(1,"\nDiagnosing . . .\n",18);
30: lprcat("\n\nBeginning of DIAG diagnostics ----------\n");
31:
32: /* for the character attributes */
33:
34: lprintf("\n\nPlayer attributes:\n\nHit points: %2d(%2d)",(long)c[HP],(long)c[HPMAX]);
35: lprintf("\ngold: %d Experience: %d Character level: %d Level in caverns: %d",
36: (long)c[GOLD],(long)c[EXPERIENCE],(long)c[LEVEL],(long)level);
37: lprintf("\nTotal types of monsters: %d",(long)MAXMONST+8);
38:
39: lprcat("\f\nHere's the dungeon:\n\n");
40:
41: i=level;
42: for (j=0; j<MAXLEVEL+MAXVLEVEL; j++)
43: {
44: newcavelevel(j);
45: lprintf("\nMaze for level %s:\n",levelname[level]);
46: diagdrawscreen();
47: }
48: newcavelevel(i);
49:
50: lprcat("\f\nNow for the monster data:\n\n");
51: lprcat(" Monster Name LEV AC DAM ATT DEF GOLD HP EXP \n");
52: lprcat("--------------------------------------------------------------------------\n");
53: for (i=0; i<=MAXMONST+8; i++)
54: {
55: lprintf("%19s %2d %3d ",monster[i].name,(long)monster[i].level,(long)monster[i].armorclass);
56: lprintf(" %3d %3d %3d ",(long)monster[i].damage,(long)monster[i].attack,(long)monster[i].defense);
57: lprintf("%6d %3d %6d\n",(long)monster[i].gold,(long)monster[i].hitpoints,(long)monster[i].experience);
58: }
59:
60: lprcat("\n\nHere's a Table for the to hit percentages\n");
61: lprcat("\n We will be assuming that players level = 2 * monster level");
62: lprcat("\n and that the players dexterity and strength are 16.");
63: lprcat("\n to hit: if (rnd(22) < (2[monst AC] + your level + dex + WC/8 -1)/2) then hit");
64: lprcat("\n damage = rund(8) + WC/2 + STR - c[HARDGAME] - 4");
65: lprcat("\n to hit: if rnd(22) < to hit then player hits\n");
66: lprcat("\n Each entry is as follows: to hit / damage / number hits to kill\n");
67: lprcat("\n monster WC = 4 WC = 20 WC = 40");
68: lprcat("\n---------------------------------------------------------------");
69: for (i=0; i<=MAXMONST+8; i++)
70: {
71: hit = 2*monster[i].armorclass+2*monster[i].level+16;
72: dam = 16 - c[HARDGAME];
73: lprintf("\n%20s %2d/%2d/%2d %2d/%2d/%2d %2d/%2d/%2d",
74: monster[i].name,
75: (long)(hit/2),(long)max(0,dam+2),(long)(monster[i].hitpoints/(dam+2)+1),
76: (long)((hit+2)/2),(long)max(0,dam+10),(long)(monster[i].hitpoints/(dam+10)+1),
77: (long)((hit+5)/2),(long)max(0,dam+20),(long)(monster[i].hitpoints/(dam+20)+1));
78: }
79:
80: lprcat("\n\nHere's the list of available potions:\n\n");
81: for (i=0; i<MAXPOTION; i++) lprintf("%20s\n",&potionname[i][1]);
82: lprcat("\n\nHere's the list of available scrolls:\n\n");
83: for (i=0; i<MAXSCROLL; i++) lprintf("%20s\n",&scrollname[i][1]);
84: lprcat("\n\nHere's the spell list:\n\n");
85: lprcat("spell name description\n");
86: lprcat("-------------------------------------------------------------------------------------------\n\n");
87: for (j=0; j<SPNUM; j++)
88: {
89: lprc(' '); lprcat(spelcode[j]);
90: lprintf(" %21s %s\n",spelname[j],speldescript[j]);
91: }
92:
93: lprcat("\n\nFor the c[] array:\n");
94: for (j=0; j<100; j+=10)
95: {
96: lprintf("\nc[%2d] = ",(long)j); for (i=0; i<9; i++) lprintf("%5d ",(long)c[i+j]);
97: }
98:
99: lprcat("\n\nTest of random number generator ----------------");
100: lprcat("\n for 25,000 calls divided into 16 slots\n\n");
101:
102: for (i=0; i<16; i++) rndcount[i]=0;
103: for (i=0; i<25000; i++) rndcount[rund(16)]++;
104: for (i=0; i<16; i++) { lprintf(" %5d",(long)rndcount[i]); if (i==7) lprc('\n'); }
105:
106: lprcat("\n\n"); lwclose();
107: lcreat((char*)0); lprcat("Done Diagnosing . . .");
108: return(0);
109: }
110: /*
111: subroutine to count the number of occurrences of an object
112: */
113: dcount(l)
114: int l;
115: {
116: register int i,j,p;
117: int k;
118: k=0;
119: for (i=0; i<MAXX; i++)
120: for (j=0; j<MAXY; j++)
121: for (p=0; p<MAXLEVEL; p++)
122: if (cell[p*MAXX*MAXY+i*MAXY+j].item == l) k++;
123: return(k);
124: }
125:
126: /*
127: subroutine to draw the whole screen as the player knows it
128: */
129: diagdrawscreen()
130: {
131: register int i,j,k;
132:
133: for (i=0; i<MAXY; i++)
134:
135: /* for the east west walls of this line */
136: {
137: for (j=0; j<MAXX; j++) if (k=mitem[j][i]) lprc(monstnamelist[k]); else
138: lprc(objnamelist[item[j][i]]);
139: lprc('\n');
140: }
141: }
142: #endif
143:
144: /*
145: to save the game in a file
146: */
147: static long int zzz=0;
148: savegame(fname)
149: char *fname;
150: {
151: register int i,k;
152: register struct sphere *sp;
153: struct stat statbuf;
154: nosignal=1; lflush(); savelevel();
155: ointerest();
156: if (lcreat(fname) < 0)
157: {
158: lcreat((char*)0); lprintf("\nCan't open file <%s> to save game\n",fname);
159: nosignal=0; return(-1);
160: }
161:
162: set_score_output();
163: lwrite((char*)beenhere,MAXLEVEL+MAXVLEVEL);
164: for (k=0; k<MAXLEVEL+MAXVLEVEL; k++)
165: if (beenhere[k])
166: lwrite((char*)&cell[k*MAXX*MAXY],sizeof(struct cel)*MAXY*MAXX);
167: times(&cputime); /* get cpu time */
168: c[CPUTIME] += (cputime.tms_utime+cputime.tms_stime)/60;
169: lwrite((char*)&c[0],100*sizeof(long));
170: lprint((long)gtime); lprc(level);
171: lprc(playerx); lprc(playery);
172: lwrite((char*)iven,26); lwrite((char*)ivenarg,26*sizeof(short));
173: for (k=0; k<MAXSCROLL; k++) lprc(scrollname[k][0]);
174: for (k=0; k<MAXPOTION; k++) lprc(potionname[k][0]);
175: lwrite((char*)spelknow,SPNUM); lprc(wizard);
176: lprc(rmst); /* random monster generation counter */
177: for (i=0; i<90; i++) lprc(itm[i].qty);
178: lwrite((char*)course,25); lprc(cheat); lprc(VERSION);
179: for (i=0; i<MAXMONST; i++) lprc(monster[i].genocided); /* genocide info */
180: for (sp=spheres; sp; sp=sp->p)
181: lwrite((char*)sp,sizeof(struct sphere)); /* save spheres of annihilation */
182: time(&zzz); lprint((long)(zzz-initialtime));
183: lwrite((char*)&zzz,sizeof(long));
184: if (fstat(lfd,&statbuf)< 0) lprint(0L);
185: else lprint((long)statbuf.st_ino); /* inode # */
186: lwclose(); lastmonst[0] = 0;
187: #ifndef VT100
188: setscroll();
189: #endif VT100
190: lcreat((char*)0); nosignal=0;
191: return(0);
192: }
193:
194: restoregame(fname)
195: char *fname;
196: {
197: register int i,k;
198: register struct sphere *sp,*sp2;
199: struct stat filetimes;
200: cursors(); lprcat("\nRestoring . . ."); lflush();
201: if (lopen(fname) <= 0)
202: {
203: lcreat((char*)0); lprintf("\nCan't open file <%s>to restore game\n",fname);
204: nap(2000); c[GOLD]=c[BANKACCOUNT]=0; died(-265); return;
205: }
206:
207: lrfill((char*)beenhere,MAXLEVEL+MAXVLEVEL);
208: for (k=0; k<MAXLEVEL+MAXVLEVEL; k++)
209: if (beenhere[k])
210: lrfill((char*)&cell[k*MAXX*MAXY],sizeof(struct cel)*MAXY*MAXX);
211:
212: lrfill((char*)&c[0],100*sizeof(long)); gtime = lrint();
213: level = c[CAVELEVEL] = lgetc();
214: playerx = lgetc(); playery = lgetc();
215: lrfill((char*)iven,26); lrfill((char*)ivenarg,26*sizeof(short));
216: for (k=0; k<MAXSCROLL; k++) scrollname[k][0] = lgetc();
217: for (k=0; k<MAXPOTION; k++) potionname[k][0] = lgetc();
218: lrfill((char*)spelknow,SPNUM); wizard = lgetc();
219: rmst = lgetc(); /* random monster creation flag */
220:
221: for (i=0; i<90; i++) itm[i].qty = lgetc();
222: lrfill((char*)course,25); cheat = lgetc();
223: if (VERSION != lgetc()) /* version number */
224: {
225: cheat=1;
226: lprcat("Sorry, But your save file is for an older version of larn\n");
227: nap(2000); c[GOLD]=c[BANKACCOUNT]=0; died(-266); return;
228: }
229:
230: for (i=0; i<MAXMONST; i++) monster[i].genocided=lgetc(); /* genocide info */
231: for (sp=0,i=0; i<c[SPHCAST]; i++)
232: {
233: sp2 = sp;
234: sp = (struct sphere *)malloc(sizeof(struct sphere));
235: if (sp==0) { write(2,"Can't malloc() for sphere space\n",32); break; }
236: lrfill((char*)sp,sizeof(struct sphere)); /* get spheres of annihilation */
237: sp->p=0; /* null out pointer */
238: if (i==0) spheres=sp; /* beginning of list */
239: else sp2->p = sp;
240: }
241:
242: time(&zzz);
243: initialtime = zzz-lrint();
244: fstat(fd,&filetimes); /* get the creation and modification time of file */
245: lrfill((char*)&zzz,sizeof(long)); zzz += 6;
246: if (filetimes.st_ctime > zzz) fsorry(); /* file create time */
247: else if (filetimes.st_mtime > zzz) fsorry(); /* file modify time */
248: if (c[HP]<0) { died(284); return; } /* died a post mortem death */
249:
250: oldx = oldy = 0;
251: i = lrint(); /* inode # */
252: if (i && (filetimes.st_ino!=i)) fsorry();
253: lrclose();
254: if (strcmp(fname,ckpfile) == 0)
255: {
256: if (lappend(fname) < 0) fcheat(); else { lprc(' '); lwclose(); }
257: lcreat((char*)0);
258: }
259: else if (unlink(fname) < 0) fcheat(); /* can't unlink save file */
260: /* for the greedy cheater checker */
261: for (k=0; k<6; k++) if (c[k]>99) greedy();
262: if (c[HPMAX]>999 || c[SPELLMAX]>125) greedy();
263: if (c[LEVEL]==25 && c[EXPERIENCE]>skill[24]) /* if patch up lev 25 player */
264: {
265: long tmp;
266: tmp = c[EXPERIENCE]-skill[24]; /* amount to go up */
267: c[EXPERIENCE] = skill[24];
268: raiseexperience((long)tmp);
269: }
270: getlevel(); lasttime=gtime;
271: }
272:
273: /*
274: subroutine to not allow greedy cheaters
275: */
276: greedy()
277: {
278: #if WIZID
279: if (wizard) return;
280: #endif
281:
282: lprcat("\n\nI am so sorry, but your character is a little TOO good! Since this\n");
283: lprcat("cannot normally happen from an honest game, I must assume that you cheated.\n");
284: lprcat("In that you are GREEDY as well as a CHEATER, I cannot allow this game\n");
285: lprcat("to continue.\n"); nap(5000); c[GOLD]=c[BANKACCOUNT]=0; died(-267); return;
286: }
287:
288: /*
289: subroutine to not allow altered save files and terminate the attempted
290: restart
291: */
292: fsorry()
293: {
294: lprcat("\nSorry, but your savefile has been altered.\n");
295: lprcat("However, seeing as I am a good sport, I will let you play.\n");
296: lprcat("Be advised though, you won't be placed on the normal scoreboard.");
297: cheat = 1; nap(4000);
298: }
299:
300: /*
301: subroutine to not allow game if save file can't be deleted
302: */
303: fcheat()
304: {
305: #if WIZID
306: if (wizard) return;
307: #endif
308:
309: lprcat("\nSorry, but your savefile can't be deleted. This can only mean\n");
310: lprcat("that you tried to CHEAT by protecting the directory the savefile\n");
311: lprcat("is in. Since this is unfair to the rest of the larn community, I\n");
312: lprcat("cannot let you play this game.\n");
313: nap(5000); c[GOLD]=c[BANKACCOUNT]=0; died(-268); return;
314: }
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