src/libsystemd-dhcp/dhcp-lease.h

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 #pragma once
   4
   5 /***
   6   This file is part of systemd.
   7
   8   Copyright (C) 2013 Intel Corporation. All rights reserved.
   9   Copyright (C) 2014 Tom Gundersen
  10
  11   systemd is free software; you can redistribute it and/or modify it
  12   under the terms of the GNU Lesser General Public License as published by
  13   the Free Software Foundation; either version 2.1 of the License, or
  14   (at your option) any later version.
  15
  16   systemd is distributed in the hope that it will be useful, but
  17   WITHOUT ANY WARRANTY; without even the implied warranty of
  18   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19   Lesser General Public License for more details.
  20
  21   You should have received a copy of the GNU Lesser General Public License
  22   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  23 ***/
  24
  25 #include <stdint.h>
  26 #include <linux/if_packet.h>
  27
  28 #include "socket-util.h"
  29 #include "refcnt.h"
  30
  31 #include "dhcp-protocol.h"
  32
  33 #include "sd-dhcp-client.h"
  34
  35 struct sd_dhcp_lease {
  36         RefCount n_ref;
  37
  38         uint32_t t1;
  39         uint32_t t2;
  40         uint32_t lifetime;
  41         be32_t address;
  42         be32_t server_address;
  43         be32_t subnet_mask;
  44         be32_t router;
  45         struct in_addr *dns;
  46         size_t dns_size;
  47         uint16_t mtu;
  48         char *domainname;
  49         char *hostname;
  50 };
  51
  52 int dhcp_lease_new(sd_dhcp_lease **ret);
  53 int dhcp_lease_parse_options(uint8_t code, uint8_t len, const uint8_t *option,
  54                               void *user_data);
  55
  56 DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp_lease*, sd_dhcp_lease_unref);
  57 #define _cleanup_dhcp_lease_unref_ _cleanup_(sd_dhcp_lease_unrefp)