+/* $NetBSD: hack.lev.c,v 1.14 2011/08/06 20:32:25 dholland Exp $ */
+
+/*
+ * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
+ * Amsterdam
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of the Stichting Centrum voor Wiskunde en
+ * Informatica, nor the names of its contributors may be used to endorse or
+ * promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
/*
- * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
+ * Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#include <sys/cdefs.h>
#ifndef lint
-static char rcsid[] = "$Id: hack.lev.c,v 1.2 1993/08/02 17:17:17 mycroft Exp $";
-#endif /* not lint */
+__RCSID("$NetBSD: hack.lev.c,v 1.14 2011/08/06 20:32:25 dholland Exp $");
+#endif /* not lint */
+#include <stdlib.h>
+#include <unistd.h>
#include "hack.h"
+#include "extern.h"
#include "def.mkroom.h"
-#include <stdio.h>
-extern struct monst *restmonchn();
-extern struct obj *restobjchn();
-extern struct obj *billobjs;
-extern char *itoa();
-extern char SAVEF[];
-extern int hackpid;
-extern xchar dlevel;
-extern char nul[];
#ifndef NOWORM
#include "def.wseg.h"
-extern struct wseg *wsegs[32], *wheads[32];
-extern long wgrowtime[32];
-#endif NOWORM
+#endif /* NOWORM */
+
+boolean level_exists[MAXLEVEL + 1];
-boolean level_exists[MAXLEVEL+1];
+static void savegoldchn(int, struct gold *);
+static void savetrapchn(int, struct trap *);
-savelev(fd,lev)
-int fd;
-xchar lev;
+void
+savelev(int fd, xchar lev)
{
#ifndef NOWORM
- register struct wseg *wtmp, *wtmp2;
- register tmp;
-#endif NOWORM
+ struct wseg *wtmp, *wtmp2;
+ int tmp;
+#endif /* NOWORM */
- if(fd < 0) panic("Save on bad file!"); /* impossible */
- if(lev >= 0 && lev <= MAXLEVEL)
+ if (fd < 0)
+ panic("Save on bad file!"); /* impossible */
+ if (lev >= 0 && lev <= MAXLEVEL)
level_exists[lev] = TRUE;
- bwrite(fd,(char *) &hackpid,sizeof(hackpid));
- bwrite(fd,(char *) &lev,sizeof(lev));
- bwrite(fd,(char *) levl,sizeof(levl));
- bwrite(fd,(char *) &moves,sizeof(long));
- bwrite(fd,(char *) &xupstair,sizeof(xupstair));
- bwrite(fd,(char *) &yupstair,sizeof(yupstair));
- bwrite(fd,(char *) &xdnstair,sizeof(xdnstair));
- bwrite(fd,(char *) &ydnstair,sizeof(ydnstair));
+ bwrite(fd, &hackpid, sizeof(hackpid));
+ bwrite(fd, &lev, sizeof(lev));
+ bwrite(fd, levl, sizeof(levl));
+ bwrite(fd, &moves, sizeof(long));
+ bwrite(fd, &xupstair, sizeof(xupstair));
+ bwrite(fd, &yupstair, sizeof(yupstair));
+ bwrite(fd, &xdnstair, sizeof(xdnstair));
+ bwrite(fd, &ydnstair, sizeof(ydnstair));
savemonchn(fd, fmon);
savegoldchn(fd, fgold);
savetrapchn(fd, ftrap);
billobjs = 0;
save_engravings(fd);
#ifndef QUEST
- bwrite(fd,(char *) rooms,sizeof(rooms));
- bwrite(fd,(char *) doors,sizeof(doors));
-#endif QUEST
+ bwrite(fd, rooms, sizeof(rooms));
+ bwrite(fd, doors, sizeof(doors));
+#endif /* QUEST */
fgold = 0;
ftrap = 0;
fmon = 0;
fobj = 0;
#ifndef NOWORM
- bwrite(fd,(char *) wsegs,sizeof(wsegs));
- for(tmp=1; tmp<32; tmp++){
- for(wtmp = wsegs[tmp]; wtmp; wtmp = wtmp2){
+ bwrite(fd, wsegs, sizeof(wsegs));
+ for (tmp = 1; tmp < 32; tmp++) {
+ for (wtmp = wsegs[tmp]; wtmp; wtmp = wtmp2) {
wtmp2 = wtmp->nseg;
- bwrite(fd,(char *) wtmp,sizeof(struct wseg));
+ bwrite(fd, wtmp, sizeof(struct wseg));
}
wsegs[tmp] = 0;
}
- bwrite(fd,(char *) wgrowtime,sizeof(wgrowtime));
-#endif NOWORM
+ bwrite(fd, wgrowtime, sizeof(wgrowtime));
+#endif /* NOWORM */
}
-bwrite(fd,loc,num)
-register fd;
-register char *loc;
-register unsigned num;
+void
+bwrite(int fd, const void *loc, size_t num)
{
-/* lint wants the 3rd arg of write to be an int; lint -p an unsigned */
- if(write(fd, loc, (int) num) != num)
- panic("cannot write %u bytes to file #%d", num, fd);
+ /* lint wants the 3rd arg of write to be an int; lint -p an unsigned */
+ if ((size_t)write(fd, loc, num) != num)
+ panic("cannot write %zu bytes to file #%d", num, fd);
}
-saveobjchn(fd,otmp)
-register fd;
-register struct obj *otmp;
+void
+saveobjchn(int fd, struct obj *otmp)
{
- register struct obj *otmp2;
- unsigned xl;
- int minusone = -1;
+ struct obj *otmp2;
+ unsigned xl;
+ int minusone = -1;
- while(otmp) {
+ while (otmp) {
otmp2 = otmp->nobj;
xl = otmp->onamelth;
- bwrite(fd, (char *) &xl, sizeof(int));
- bwrite(fd, (char *) otmp, xl + sizeof(struct obj));
- free((char *) otmp);
+ bwrite(fd, &xl, sizeof(int));
+ bwrite(fd, otmp, xl + sizeof(struct obj));
+ free(otmp);
otmp = otmp2;
}
- bwrite(fd, (char *) &minusone, sizeof(int));
+ bwrite(fd, &minusone, sizeof(int));
}
-savemonchn(fd,mtmp)
-register fd;
-register struct monst *mtmp;
+void
+savemonchn(int fd, struct monst *mtmp)
{
- register struct monst *mtmp2;
- unsigned xl;
- int minusone = -1;
- struct permonst *monbegin = &mons[0];
+ struct monst *mtmp2;
+ unsigned xl;
+ int minusone = -1;
+ const struct permonst *monbegin = &mons[0];
- bwrite(fd, (char *) &monbegin, sizeof(monbegin));
+ bwrite(fd, &monbegin, sizeof(monbegin));
- while(mtmp) {
+ while (mtmp) {
mtmp2 = mtmp->nmon;
xl = mtmp->mxlth + mtmp->mnamelth;
- bwrite(fd, (char *) &xl, sizeof(int));
- bwrite(fd, (char *) mtmp, xl + sizeof(struct monst));
- if(mtmp->minvent) saveobjchn(fd,mtmp->minvent);
- free((char *) mtmp);
+ bwrite(fd, &xl, sizeof(int));
+ bwrite(fd, mtmp, xl + sizeof(struct monst));
+ if (mtmp->minvent)
+ saveobjchn(fd, mtmp->minvent);
+ free(mtmp);
mtmp = mtmp2;
}
- bwrite(fd, (char *) &minusone, sizeof(int));
+ bwrite(fd, &minusone, sizeof(int));
}
-savegoldchn(fd,gold)
-register fd;
-register struct gold *gold;
+static void
+savegoldchn(int fd, struct gold *gold)
{
- register struct gold *gold2;
- while(gold) {
+ struct gold *gold2;
+ while (gold) {
gold2 = gold->ngold;
- bwrite(fd, (char *) gold, sizeof(struct gold));
- free((char *) gold);
+ bwrite(fd, gold, sizeof(struct gold));
+ free(gold);
gold = gold2;
}
bwrite(fd, nul, sizeof(struct gold));
}
-savetrapchn(fd,trap)
-register fd;
-register struct trap *trap;
+static void
+savetrapchn(int fd, struct trap *trap)
{
- register struct trap *trap2;
- while(trap) {
+ struct trap *trap2;
+ while (trap) {
trap2 = trap->ntrap;
- bwrite(fd, (char *) trap, sizeof(struct trap));
- free((char *) trap);
+ bwrite(fd, trap, sizeof(struct trap));
+ free(trap);
trap = trap2;
}
bwrite(fd, nul, sizeof(struct trap));
}
-getlev(fd,pid,lev)
-int fd,pid;
-xchar lev;
+void
+getlev(int fd, int pid, xchar lev)
{
- register struct gold *gold;
- register struct trap *trap;
+ struct gold *gold;
+ struct trap *trap;
#ifndef NOWORM
- register struct wseg *wtmp;
-#endif NOWORM
- register tmp;
- long omoves;
- int hpid;
- xchar dlvl;
+ struct wseg *wtmp;
+#endif /* NOWORM */
+ int tmp;
+ long omoves;
+ int hpid;
+ xchar dlvl;
/* First some sanity checks */
- mread(fd, (char *) &hpid, sizeof(hpid));
- mread(fd, (char *) &dlvl, sizeof(dlvl));
- if((pid && pid != hpid) || (lev && dlvl != lev)) {
+ mread(fd, &hpid, sizeof(hpid));
+ mread(fd, &dlvl, sizeof(dlvl));
+ if ((pid && pid != hpid) || (lev && dlvl != lev)) {
pline("Strange, this map is not as I remember it.");
pline("Somebody is trying some trickery here ...");
pline("This game is void ...");
done("tricked");
}
-
fgold = 0;
ftrap = 0;
- mread(fd, (char *) levl, sizeof(levl));
- mread(fd, (char *)&omoves, sizeof(omoves));
- mread(fd, (char *)&xupstair, sizeof(xupstair));
- mread(fd, (char *)&yupstair, sizeof(yupstair));
- mread(fd, (char *)&xdnstair, sizeof(xdnstair));
- mread(fd, (char *)&ydnstair, sizeof(ydnstair));
+ mread(fd, levl, sizeof(levl));
+ mread(fd, &omoves, sizeof(omoves));
+ mread(fd, &xupstair, sizeof(xupstair));
+ mread(fd, &yupstair, sizeof(yupstair));
+ mread(fd, &xdnstair, sizeof(xdnstair));
+ mread(fd, &ydnstair, sizeof(ydnstair));
fmon = restmonchn(fd);
/* regenerate animals while on another level */
- { long tmoves = (moves > omoves) ? moves-omoves : 0;
- register struct monst *mtmp, *mtmp2;
- extern char genocided[];
+ {
+ long tmoves = (moves > omoves) ? moves - omoves : 0;
+ struct monst *mtmp, *mtmp2;
- for(mtmp = fmon; mtmp; mtmp = mtmp2) {
- long newhp; /* tmoves may be very large */
+ for (mtmp = fmon; mtmp; mtmp = mtmp2) {
+ long newhp; /* tmoves may be very large */
- mtmp2 = mtmp->nmon;
- if(index(genocided, mtmp->data->mlet)) {
- mondead(mtmp);
- continue;
- }
-
- if(mtmp->mtame && tmoves > 250) {
- mtmp->mtame = 0;
- mtmp->mpeaceful = 0;
+ mtmp2 = mtmp->nmon;
+ if (strchr(genocided, mtmp->data->mlet)) {
+ mondead(mtmp);
+ continue;
+ }
+ if (mtmp->mtame && tmoves > 250) {
+ mtmp->mtame = 0;
+ mtmp->mpeaceful = 0;
+ }
+ newhp = mtmp->mhp +
+ (strchr(MREGEN, mtmp->data->mlet) ? tmoves : tmoves / 20);
+ if (newhp > mtmp->mhpmax)
+ mtmp->mhp = mtmp->mhpmax;
+ else
+ mtmp->mhp = newhp;
}
-
- newhp = mtmp->mhp +
- (index(MREGEN, mtmp->data->mlet) ? tmoves : tmoves/20);
- if(newhp > mtmp->mhpmax)
- mtmp->mhp = mtmp->mhpmax;
- else
- mtmp->mhp = newhp;
- }
}
setgd();
gold = newgold();
- mread(fd, (char *)gold, sizeof(struct gold));
- while(gold->gx) {
+ mread(fd, gold, sizeof(struct gold));
+ while (gold->gx) {
gold->ngold = fgold;
fgold = gold;
gold = newgold();
- mread(fd, (char *)gold, sizeof(struct gold));
+ mread(fd, gold, sizeof(struct gold));
}
- free((char *) gold);
+ free(gold);
trap = newtrap();
- mread(fd, (char *)trap, sizeof(struct trap));
- while(trap->tx) {
+ mread(fd, trap, sizeof(struct trap));
+ while (trap->tx) {
trap->ntrap = ftrap;
ftrap = trap;
trap = newtrap();
- mread(fd, (char *)trap, sizeof(struct trap));
+ mread(fd, trap, sizeof(struct trap));
}
- free((char *) trap);
+ free(trap);
fobj = restobjchn(fd);
billobjs = restobjchn(fd);
rest_engravings(fd);
#ifndef QUEST
- mread(fd, (char *)rooms, sizeof(rooms));
- mread(fd, (char *)doors, sizeof(doors));
-#endif QUEST
+ mread(fd, rooms, sizeof(rooms));
+ mread(fd, doors, sizeof(doors));
+#endif /* QUEST */
#ifndef NOWORM
- mread(fd, (char *)wsegs, sizeof(wsegs));
- for(tmp = 1; tmp < 32; tmp++) if(wsegs[tmp]){
- wheads[tmp] = wsegs[tmp] = wtmp = newseg();
- while(1) {
- mread(fd, (char *)wtmp, sizeof(struct wseg));
- if(!wtmp->nseg) break;
- wheads[tmp]->nseg = wtmp = newseg();
- wheads[tmp] = wtmp;
+ mread(fd, wsegs, sizeof(wsegs));
+ for (tmp = 1; tmp < 32; tmp++)
+ if (wsegs[tmp]) {
+ wheads[tmp] = wsegs[tmp] = wtmp = newseg();
+ while (1) {
+ mread(fd, wtmp, sizeof(struct wseg));
+ if (!wtmp->nseg)
+ break;
+ wheads[tmp]->nseg = wtmp = newseg();
+ wheads[tmp] = wtmp;
+ }
}
- }
- mread(fd, (char *)wgrowtime, sizeof(wgrowtime));
-#endif NOWORM
+ mread(fd, wgrowtime, sizeof(wgrowtime));
+#endif /* NOWORM */
}
-mread(fd, buf, len)
-register fd;
-register char *buf;
-register unsigned len;
+void
+mread(int fd, void *buf, size_t len)
{
- register int rlen;
- extern boolean restoring;
+ ssize_t rlen;
- rlen = read(fd, buf, (int) len);
- if(rlen != len){
- pline("Read %d instead of %u bytes.\n", rlen, len);
- if(restoring) {
+ rlen = read(fd, buf, len);
+ if (rlen < 0 || (size_t)rlen != len) {
+ pline("Read %zd instead of %zu bytes.\n", rlen, len);
+ if (restoring) {
(void) unlink(SAVEF);
error("Error restoring old game.");
}
}
}
-mklev()
+void
+mklev(void)
{
- extern boolean in_mklev;
-
- if(getbones()) return;
+ if (getbones())
+ return;
in_mklev = TRUE;
makelevel();