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Code Issues Releases Activity

* Fix zeroing individual entries via ipfw(8).

Browse Source 
* Report error and return non-zero exit code if zeroing non-matched entries

Found by:	Oleg Ginzburg
This commit is contained in:
Alexander V. Chernikov 2014-10-13 11:26:17 +00:00
parent 20a28d6cee
commit 60f485ca9f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=273032
1 changed files with 11 additions and 1 deletions
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12
sbin/ipfw/ipfw2.c
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@ -2111,13 +2111,19 @@ static int
do_range_cmd(int cmd, ipfw_range_tlv *rt)
{
ipfw_range_header rh;
size_t sz;
memset(&rh, 0, sizeof(rh));
memcpy(&rh.range, rt, sizeof(*rt));
rh.range.head.length = sizeof(*rt);
rh.range.head.type = IPFW_TLV_RANGE;
sz = sizeof(rh);
return (do_set3(cmd, &rh.opheader, sizeof(rh)));
if (do_get3(cmd, &rh.opheader, &sz) != 0)
return (-1);
/* Save number of matched objects */
rt->new_set = rh.range.new_set;
return (0);
}
/*
@ -4792,6 +4798,9 @@ ipfw_zero(int ac, char *av[], int optname)
warn("rule %u: setsockopt(IP_FW_X%s)",
arg, name);
failed = EX_UNAVAILABLE;
} else if (rt.new_set == 0) {
printf("Entry %d not found\n", arg);
failed = EX_UNAVAILABLE;
} else if (!co.do_quiet)
printf("Entry %d %s.\n", arg,
optname == IP_FW_XZERO ?
@ -4799,6 +4808,7 @@ ipfw_zero(int ac, char *av[], int optname)
} else {
errx(EX_USAGE, "invalid rule number ``%s''", *av);
}
av++; ac--;
}
if (failed != EX_OK)
exit(failed);