diff options
| author | brooks <brooks@FreeBSD.org> | 2005-09-02 17:35:35 +0000 |
|---|---|---|
| committer | brooks <brooks@FreeBSD.org> | 2005-09-02 17:35:35 +0000 |
| commit | d8570c33a37c99e8f8414cfd741dc6d6ecefc631 (patch) | |
| tree | fd9cfb8ca220d23f7a062e940d890c7944783fd7 /sbin/dhclient/dhclient.c | |
| parent | 7d67985300c2c4436142f24d31bb457ea524a4fc (diff) | |
| download | FreeBSD-src-d8570c33a37c99e8f8414cfd741dc6d6ecefc631.zip FreeBSD-src-d8570c33a37c99e8f8414cfd741dc6d6ecefc631.tar.gz | |
When we supersed the subnet-mask, write the forced value to the lease
file. This is what the ISC client does.
Submitted by: Rostislav Krasny <rosti dot bsd at gmail dot com>
Diffstat (limited to 'sbin/dhclient/dhclient.c')
| -rw-r--r-- | sbin/dhclient/dhclient.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/sbin/dhclient/dhclient.c b/sbin/dhclient/dhclient.c index 5a62c3d..36a6478 100644 --- a/sbin/dhclient/dhclient.c +++ b/sbin/dhclient/dhclient.c @@ -1835,22 +1835,26 @@ void priv_script_write_params(char *prefix, struct client_lease *lease) { struct interface_info *ip = ifi; - u_int8_t dbuf[1500]; - int i, len = 0; + u_int8_t dbuf[1500], *dp = NULL; + int i, len; char tbuf[128]; script_set_env(ip->client, prefix, "ip_address", piaddr(lease->address)); - if (lease->options[DHO_SUBNET_MASK].len && - (lease->options[DHO_SUBNET_MASK].len < - sizeof(lease->address.iabuf))) { + if (ip->client->config->default_actions[DHO_SUBNET_MASK] == + ACTION_SUPERSEDE) { + dp = ip->client->config->defaults[DHO_SUBNET_MASK].data; + len = ip->client->config->defaults[DHO_SUBNET_MASK].len; + } else { + dp = lease->options[DHO_SUBNET_MASK].data; + len = lease->options[DHO_SUBNET_MASK].len; + } + if (len && (len < sizeof(lease->address.iabuf))) { struct iaddr netmask, subnet, broadcast; - memcpy(netmask.iabuf, lease->options[DHO_SUBNET_MASK].data, - lease->options[DHO_SUBNET_MASK].len); - netmask.len = lease->options[DHO_SUBNET_MASK].len; - + memcpy(netmask.iabuf, dp, len); + netmask.len = len; subnet = subnet_number(lease->address, netmask); if (subnet.len) { script_set_env(ip->client, prefix, "network_number", @@ -1871,7 +1875,7 @@ priv_script_write_params(char *prefix, struct client_lease *lease) script_set_env(ip->client, prefix, "server_name", lease->server_name); for (i = 0; i < 256; i++) { - u_int8_t *dp = NULL; + len = 0; if (ip->client->config->defaults[i].len) { if (lease->options[i].len) { |
