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Do more bounds checking.

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This commit is contained in:
guy 2005-05-06 04:19:25 +00:00
parent 90b3d1b826
commit b2957ddee9
1 changed files with 13 additions and 4 deletions
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17
print-bootp.c
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@ -22,7 +22,7 @@
*/
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/print-bootp.c,v 1.79 2005-04-20 10:30:52 guy Exp $ (LBL)";
"@(#) $Header: /tcpdump/master/tcpdump/print-bootp.c,v 1.80 2005-05-06 04:19:25 guy Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
@ -444,7 +444,10 @@ rfc1048_print(register const u_char *bp)
case 'a':
/* ascii strings */
putchar('"');
(void)fn_printn(bp, size, NULL);
if (fn_printn(bp, size, snapend)) {
putchar('"');
goto trunc;
}
putchar('"');
bp += size;
size = 0;
@ -567,7 +570,10 @@ rfc1048_print(register const u_char *bp)
printf("%u/%u/", *bp, *(bp+1));
bp += 2;
putchar('"');
(void)fn_printn(bp, size - 3, NULL);
if (fn_printn(bp, size - 3, snapend)) {
putchar('"');
goto trunc;
}
putchar('"');
bp += size - 3;
size = 0;
@ -578,7 +584,10 @@ rfc1048_print(register const u_char *bp)
size--;
if (type == 0) {
putchar('"');
(void)fn_printn(bp, size, NULL);
if (fn_printn(bp, size, snapend)) {
putchar('"');
goto trunc;
}
putchar('"');
bp += size;
size = 0;