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      1 /*	$NetBSD: savelev.c,v 1.7 2012/06/19 05:30:44 dholland Exp $	*/
      2 
      3 /* savelev.c		 Larn is copyrighted 1986 by Noah Morgan. */
      4 #include <sys/cdefs.h>
      5 #ifndef lint
      6 __RCSID("$NetBSD: savelev.c,v 1.7 2012/06/19 05:30:44 dholland Exp $");
      7 #endif				/* not lint */
      8 #include "header.h"
      9 #include "extern.h"
     10 
     11 /*
     12  *	routine to save the present level into storage
     13  */
     14 void
     15 savelevel(void)
     16 {
     17 	struct cel *pcel;
     18 	u_char  *pitem, *pknow, *pmitem;
     19 	short *phitp, *piarg;
     20 	struct cel *pecel;
     21 	pcel = &cell[level * MAXX * MAXY];	/* pointer to this level's
     22 						 * cells */
     23 	pecel = pcel + MAXX * MAXY;	/* pointer to past end of this
     24 					 * level's cells */
     25 	pitem = item[0];
     26 	piarg = iarg[0];
     27 	pknow = know[0];
     28 	pmitem = mitem[0];
     29 	phitp = hitp[0];
     30 	while (pcel < pecel) {
     31 		pcel->mitem = *pmitem++;
     32 		pcel->hitp = *phitp++;
     33 		pcel->item = *pitem++;
     34 		pcel->know = *pknow++;
     35 		pcel->iarg = *piarg++;
     36 		pcel++;
     37 	}
     38 }
     39 
     40 /*
     41  *	routine to restore a level from storage
     42  */
     43 void
     44 getlevel(void)
     45 {
     46 	struct cel *pcel;
     47 	u_char  *pitem, *pknow, *pmitem;
     48 	short *phitp, *piarg;
     49 	struct cel *pecel;
     50 	pcel = &cell[level * MAXX * MAXY];	/* pointer to this level's
     51 						 * cells */
     52 	pecel = pcel + MAXX * MAXY;	/* pointer to past end of this
     53 					 * level's cells */
     54 	pitem = item[0];
     55 	piarg = iarg[0];
     56 	pknow = know[0];
     57 	pmitem = mitem[0];
     58 	phitp = hitp[0];
     59 	while (pcel < pecel) {
     60 		*pmitem++ = pcel->mitem;
     61 		*phitp++ = pcel->hitp;
     62 		*pitem++ = pcel->item;
     63 		*pknow++ = pcel->know;
     64 		*piarg++ = pcel->iarg;
     65 		pcel++;
     66 	}
     67 }
     68