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Extend --ra-param mtu: field to allow an interface name.

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This commit is contained in:
Vladislav Grishenko
2017-04-24 22:34:45 +01:00
committed by Simon Kelley
parent 5a7212c70e
commit 6ec5f5c427
6 changed files with 20 additions and 6 deletions
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7
src/option.c
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@@ -488,7 +488,7 @@ static struct {
#ifdef OPTION6_PREFIX_CLASS
{ LOPT_PREF_CLSS, ARG_DUP, "set:tag,<class>", gettext_noop("Specify DHCPv6 prefix class"), NULL },
#endif
{ LOPT_RA_PARAM, ARG_DUP, "<iface>,[mtu:<value>|off,][<prio>,]<intval>[,<lifetime>]", gettext_noop("Set MTU, priority, resend-interval and router-lifetime"), NULL },
{ LOPT_RA_PARAM, ARG_DUP, "<iface>,[mtu:<value>|<interface>|off,][<prio>,]<intval>[,<lifetime>]", gettext_noop("Set MTU, priority, resend-interval and router-lifetime"), NULL },
{ LOPT_QUIET_DHCP, OPT_QUIET_DHCP, NULL, gettext_noop("Do not log routine DHCP."), NULL },
{ LOPT_QUIET_DHCP6, OPT_QUIET_DHCP6, NULL, gettext_noop("Do not log routine DHCPv6."), NULL },
{ LOPT_QUIET_RA, OPT_QUIET_RA, NULL, gettext_noop("Do not log RA."), NULL },
@@ -3707,6 +3707,7 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
new->lifetime = -1;
new->prio = 0;
new->mtu = 0;
new->mtu_name = NULL;
new->name = opt_string_alloc(arg);
if (strcasestr(comma, "mtu:") == comma)
{
@@ -3715,7 +3716,9 @@ static int one_opt(int option, char *arg, char *errstr, char *gen_err, int comma
goto err;
if (!strcasecmp(arg, "off"))
new->mtu = -1;
else if (!atoi_check(arg, &new->mtu) || new->mtu < 1280)
else if (!atoi_check(arg, &new->mtu))
new->mtu_name = opt_string_alloc(arg);
else if (new->mtu < 1280)
goto err;
}
if (strcasestr(comma, "high") == comma || strcasestr(comma, "low") == comma)