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 } 315