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#pragma once
/***
This file is part of systemd.
Copyright (C) 2013 Intel Corporation. All rights reserved.
Copyright (C) 2014 Tom Gundersen
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <stdint.h>
#include <linux/if_packet.h>
#include "systemd-basic/list.h"
#include "systemd-basic/util.h"
#include "dhcp-protocol.h"
#include "sd-dhcp-client.h"
struct sd_dhcp_route {
struct in_addr dst_addr;
struct in_addr gw_addr;
unsigned char dst_prefixlen;
};
struct sd_dhcp_raw_option {
LIST_FIELDS(struct sd_dhcp_raw_option, options);
uint8_t tag;
uint8_t length;
void *data;
};
struct sd_dhcp_lease {
unsigned n_ref;
/* each 0 if unset */
uint32_t t1;
uint32_t t2;
uint32_t lifetime;
/* each 0 if unset */
be32_t address;
be32_t server_address;
be32_t router;
be32_t next_server;
bool have_subnet_mask;
be32_t subnet_mask;
bool have_broadcast;
be32_t broadcast;
struct in_addr *dns;
size_t dns_size;
struct in_addr *ntp;
size_t ntp_size;
struct sd_dhcp_route *static_route;
size_t static_route_size, static_route_allocated;
uint16_t mtu; /* 0 if unset */
char *domainname;
char *hostname;
char *root_path;
void *client_id;
size_t client_id_len;
void *vendor_specific;
size_t vendor_specific_len;
char *timezone;
LIST_HEAD(struct sd_dhcp_raw_option, private_options);
};
int dhcp_lease_new(sd_dhcp_lease **ret);
int dhcp_lease_parse_options(uint8_t code, uint8_t len, const void *option, void *userdata);
int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag, const void *data, uint8_t len);
int dhcp_lease_set_default_subnet_mask(sd_dhcp_lease *lease);
int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const void *client_id, size_t client_id_len);
int dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file);
int dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file);
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