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a6cc569e TG |
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 | ||
09bee74d | 28 | #include "util.h" |
7e753d9d | 29 | #include "list.h" |
a6cc569e TG |
30 | |
31 | #include "dhcp-protocol.h" | |
32 | ||
33 | #include "sd-dhcp-client.h" | |
34 | ||
e1ea665e EY |
35 | struct sd_dhcp_route { |
36 | struct in_addr dst_addr; | |
37 | struct in_addr gw_addr; | |
1caa12d0 | 38 | unsigned char dst_prefixlen; |
e1ea665e EY |
39 | }; |
40 | ||
7e753d9d AC |
41 | struct sd_dhcp_raw_option { |
42 | LIST_FIELDS(struct sd_dhcp_raw_option, options); | |
43 | ||
44 | uint8_t tag; | |
45 | uint8_t length; | |
46 | void *data; | |
47 | }; | |
48 | ||
a6cc569e | 49 | struct sd_dhcp_lease { |
3733eec3 | 50 | int n_ref; |
a6cc569e | 51 | |
f5c0c00f | 52 | int32_t time_offset; |
a6cc569e TG |
53 | uint32_t t1; |
54 | uint32_t t2; | |
55 | uint32_t lifetime; | |
f5c0c00f | 56 | uint32_t mtu_aging_timeout; |
a6cc569e TG |
57 | be32_t address; |
58 | be32_t server_address; | |
59 | be32_t subnet_mask; | |
60 | be32_t router; | |
8e34a618 | 61 | be32_t next_server; |
f5c0c00f | 62 | be32_t broadcast; |
a6cc569e TG |
63 | struct in_addr *dns; |
64 | size_t dns_size; | |
46844696 TG |
65 | struct in_addr *ntp; |
66 | size_t ntp_size; | |
f5c0c00f TG |
67 | struct in_addr *policy_filter; |
68 | size_t policy_filter_size; | |
e1ea665e | 69 | struct sd_dhcp_route *static_route; |
f5c0c00f | 70 | size_t static_route_size; |
e1ea665e | 71 | size_t static_route_allocated; |
f5c0c00f TG |
72 | uint16_t boot_file_size; |
73 | uint16_t mdr; | |
a6cc569e | 74 | uint16_t mtu; |
f5c0c00f TG |
75 | uint8_t ttl; |
76 | bool ip_forward; | |
77 | bool ip_forward_non_local; | |
a6cc569e TG |
78 | char *domainname; |
79 | char *hostname; | |
ce78df79 | 80 | char *root_path; |
e4735228 | 81 | void *client_id; |
e37f74a6 | 82 | size_t client_id_len; |
e4735228 | 83 | void *vendor_specific; |
e43a8393 | 84 | size_t vendor_specific_len; |
8eb9058d | 85 | char *timezone; |
7e753d9d | 86 | LIST_HEAD(struct sd_dhcp_raw_option, private_options); |
a6cc569e TG |
87 | }; |
88 | ||
89 | int dhcp_lease_new(sd_dhcp_lease **ret); | |
e4735228 | 90 | int dhcp_lease_parse_options(uint8_t code, uint8_t len, const void *option, |
89ca10c6 | 91 | void *userdata); |
7e753d9d | 92 | int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag, |
e4735228 | 93 | const void *data, uint8_t len); |
a6cc569e | 94 | |
9e64dd72 TG |
95 | int dhcp_lease_set_default_subnet_mask(sd_dhcp_lease *lease); |
96 | ||
e4735228 | 97 | int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const void *client_id, |
e37f74a6 DW |
98 | size_t client_id_len); |
99 | ||
a6cc569e TG |
100 | DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp_lease*, sd_dhcp_lease_unref); |
101 | #define _cleanup_dhcp_lease_unref_ _cleanup_(sd_dhcp_lease_unrefp) | |
bd91b83e LP |
102 | |
103 | int dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file); | |
104 | int dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file); |