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remove dangerous sprintf and strcpy calls.

This commit is contained in:
mrg 1997-02-11 08:40:44 +00:00
parent fc8700736a
commit b9de9dbc60
1 changed files with 10 additions and 10 deletions
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20
usr.bin/fstat/fstat.c
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@ -1,4 +1,4 @@
/* $NetBSD: fstat.c,v 1.17 1997/01/09 20:19:30 tls Exp $ */
/* $NetBSD: fstat.c,v 1.18 1997/02/11 08:40:44 mrg Exp $ */
/*-
* Copyright (c) 1988, 1993
@ -41,7 +41,7 @@ static char copyright[] =
#ifndef lint
/*static char sccsid[] = "from: @(#)fstat.c 8.3 (Berkeley) 5/2/95;*/
static char *rcsid = "$NetBSD: fstat.c,v 1.17 1997/01/09 20:19:30 tls Exp $";
static char *rcsid = "$NetBSD: fstat.c,v 1.18 1997/02/11 08:40:44 mrg Exp $";
#endif /* not lint */
#include <sys/param.h>
@ -380,7 +380,7 @@ vtrans(vp, i, flag)
{
struct vnode vn;
struct filestat fst;
char rw[3], mode[15];
char mode[15];
char *badtype = NULL, *filename, *getmnton();
filename = badtype = NULL;
@ -409,7 +409,8 @@ vtrans(vp, i, flag)
break;
default: {
static char unknown[10];
sprintf(badtype = unknown, "?(%x)", vn.v_tag);
(void)snprintf(badtype = unknown, sizeof unknown,
"?(%x)", vn.v_tag);
break;;
}
}
@ -440,7 +441,7 @@ vtrans(vp, i, flag)
else
(void)printf(" %-8s", getmnton(vn.v_mount));
if (nflg)
(void)sprintf(mode, "%o", fst.mode);
(void)snprintf(mode, sizeof mode, "%o", fst.mode);
else
strmode(fst.mode, mode);
(void)printf(" %6d %10s", fst.fileid, mode);
@ -459,12 +460,11 @@ vtrans(vp, i, flag)
default:
printf(" %6d", fst.size);
}
rw[0] = '\0';
putchar(' ');
if (flag & FREAD)
strcat(rw, "r");
putchar('r');
if (flag & FWRITE)
strcat(rw, "w");
printf(" %2s", rw);
putchar('w');
if (filename && !fsflg)
printf(" %s", filename);
putchar('\n');
@ -588,7 +588,7 @@ socktrans(sock, i)
struct inpcb inpcb;
struct unpcb unpcb;
int len;
char dname[32], *strcpy();
char dname[32];
PREFIX(i);