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Tighten syntax checking for dhcp-range and clarify man page.

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This commit is contained in:
Simon Kelley
2016-03-03 20:33:54 +00:00
parent a93bd4b016
commit fa79466c2a
2 changed files with 11 additions and 7 deletions
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16
src/option.c
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@@ -2772,13 +2772,14 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
leasepos = 3;
if (!is_same_net(new->start, new->end, new->netmask))
ret_err(_("inconsistent DHCP range"));
}
if (k >= 4 && strchr(a[3], '.') &&
(inet_pton(AF_INET, a[3], &new->broadcast) > 0))
{
new->flags |= CONTEXT_BRDCAST;
leasepos = 4;
if (k >= 4 && strchr(a[3], '.') &&
(inet_pton(AF_INET, a[3], &new->broadcast) > 0))
{
new->flags |= CONTEXT_BRDCAST;
leasepos = 4;
}
}
}
#ifdef HAVE_DHCP6
@@ -2868,6 +2869,9 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
if (leasepos < k)
{
if (leasepos != k-1)
ret_err(_("bad dhcp-range"));
if (strcmp(a[leasepos], "infinite") == 0)
new->lease_time = 0xffffffff;
else if (strcmp(a[leasepos], "deprecated") == 0)