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Use the final version of the patch for the overflow, not the next to

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final.

Noticed by: eivind
This commit is contained in:
Warner Losh 1999-08-22 17:24:25 +00:00
parent af255dc5f2
commit b59bb23b3d
1 changed files with 9 additions and 7 deletions
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16
usr.bin/finger/util.c
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@ -39,7 +39,7 @@
static char sccsid[] = "@(#)util.c 8.3 (Berkeley) 4/28/95";
#else
static const char rcsid[] =
"$Id: util.c,v 1.5 1997/07/02 06:34:51 charnier Exp $";
"$Id: util.c,v 1.6 1999/08/21 18:25:38 imp Exp $";
#endif
#endif /* not lint */
@ -80,7 +80,7 @@ match(pw, user)
* Why do we skip asterisks!?!?
*/
(void)strncpy(p = tbuf, pw->pw_gecos, sizeof(tbuf));
p[sizeof(tbuf) - 1] = '\0';
tbuf[sizeof(tbuf) - 1] = '\0';
if (*p == '*')
++p;
@ -88,12 +88,13 @@ match(pw, user)
if ((p = strtok(p, ",")) == NULL)
return(0);
for (t = name; (*t = *p) != '\0' && t - name > sizeof(name); ++p) {
for (t = name; t < &name[sizeof(name) - 1] && (*t = *p) != '\0'; ++p) {
if (*t == '&') {
(void)strncpy(t, pw->pw_name,
sizeof(name) - (t - name));
name[sizeof(name) - 1] = '\0';
while (*++t);
while (t < &name[sizeof(name) - 1] && *++t)
continue;
} else {
++t;
}
@ -352,21 +353,22 @@ userinfo(pn, pw)
/* why do we skip asterisks!?!? */
(void)strncpy(bp = tbuf, pw->pw_gecos, sizeof(tbuf));
bp[sizeof(tbuf) - 1] = '\0';
tbuf[sizeof(tbuf) - 1] = '\0';
if (*bp == '*')
++bp;
/* ampersands get replaced by the login name */
if (!(p = strsep(&bp, ",")))
return;
for (t = name; (*t = *p) != '\0' && t < name + sizeof(name); ++p) {
for (t = name; t < &name[sizeof(name) - 1] && (*t = *p) != '\0'; ++p) {
if (*t == '&') {
(void)strncpy(t, pw->pw_name,
sizeof(name) - (t - name));
name[sizeof(name) - 1] = '\0';
if (islower(*t))
*t = toupper(*t);
while (*++t);
while (t < &name[sizeof(name) - 1] && *++t)
continue;
} else {
++t;
}