dhclient: support supersede statement for option 54
Submitted by: Fabian Kurtz <fabian.kurtz@udo.edu>
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8cc85af241
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@ -923,6 +923,8 @@ void
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state_bound(void *ipp)
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{
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struct interface_info *ip = ipp;
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u_int8_t *dp = NULL;
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int len;
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ASSERT_STATE(state, S_BOUND);
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@ -930,10 +932,17 @@ state_bound(void *ipp)
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make_request(ip, ip->client->active);
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ip->client->xid = ip->client->packet.xid;
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if (ip->client->active->options[DHO_DHCP_SERVER_IDENTIFIER].len == 4) {
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memcpy(ip->client->destination.iabuf, ip->client->active->
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options[DHO_DHCP_SERVER_IDENTIFIER].data, 4);
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ip->client->destination.len = 4;
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if (ip->client->config->default_actions[DHO_DHCP_SERVER_IDENTIFIER] ==
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ACTION_SUPERSEDE) {
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dp = ip->client->config->defaults[DHO_DHCP_SERVER_IDENTIFIER].data;
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len = ip->client->config->defaults[DHO_DHCP_SERVER_IDENTIFIER].len;
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} else {
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dp = ip->client->active->options[DHO_DHCP_SERVER_IDENTIFIER].data;
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len = ip->client->active->options[DHO_DHCP_SERVER_IDENTIFIER].len;
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}
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if (len == 4) {
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memcpy(ip->client->destination.iabuf, dp, len);
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ip->client->destination.len = len;
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} else
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ip->client->destination = iaddr_broadcast;
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