dhcp-lease-internal.h revision 7e753d9d28ca93fe0e48fd3605ed7c3371736422
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#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 "refcnt.h"
#include "util.h"
#include "list.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 {
RefCount n_ref;
int32_t time_offset;
uint32_t t1;
uint32_t t2;
uint32_t lifetime;
uint32_t mtu_aging_timeout;
be32_t address;
be32_t server_address;
be32_t subnet_mask;
be32_t router;
be32_t next_server;
be32_t broadcast;
struct in_addr *dns;
size_t dns_size;
struct in_addr *ntp;
size_t ntp_size;
struct in_addr *policy_filter;
size_t policy_filter_size;
struct sd_dhcp_route *static_route;
size_t static_route_size;
size_t static_route_allocated;
uint16_t boot_file_size;
uint16_t mdr;
uint16_t mtu;
uint8_t ttl;
bool ip_forward;
bool ip_forward_non_local;
char *domainname;
char *hostname;
char *root_path;
uint8_t *client_id;
size_t client_id_len;
uint8_t *vendor_specific;
size_t vendor_specific_len;
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 uint8_t *option,
void *user_data);
int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag,
const uint8_t *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 uint8_t *client_id,
size_t client_id_len);
DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp_lease*, sd_dhcp_lease_unref);
#define _cleanup_dhcp_lease_unref_ _cleanup_(sd_dhcp_lease_unrefp)