1/* SPDX-License-Identifier: BSD-3-Clause */
2/* bootp/dhcp defines */
3
4#ifndef SLIRP_BOOTP_H
5#define SLIRP_BOOTP_H
6
7#define BOOTP_SERVER 67
8#define BOOTP_CLIENT 68
9
10#define BOOTP_REQUEST 1
11#define BOOTP_REPLY 2
12
13#define RFC1533_COOKIE 99, 130, 83, 99
14#define RFC1533_PAD 0
15#define RFC1533_NETMASK 1
16#define RFC1533_TIMEOFFSET 2
17#define RFC1533_GATEWAY 3
18#define RFC1533_TIMESERVER 4
19#define RFC1533_IEN116NS 5
20#define RFC1533_DNS 6
21#define RFC1533_LOGSERVER 7
22#define RFC1533_COOKIESERVER 8
23#define RFC1533_LPRSERVER 9
24#define RFC1533_IMPRESSSERVER 10
25#define RFC1533_RESOURCESERVER 11
26#define RFC1533_HOSTNAME 12
27#define RFC1533_BOOTFILESIZE 13
28#define RFC1533_MERITDUMPFILE 14
29#define RFC1533_DOMAINNAME 15
30#define RFC1533_SWAPSERVER 16
31#define RFC1533_ROOTPATH 17
32#define RFC1533_EXTENSIONPATH 18
33#define RFC1533_IPFORWARDING 19
34#define RFC1533_IPSOURCEROUTING 20
35#define RFC1533_IPPOLICYFILTER 21
36#define RFC1533_IPMAXREASSEMBLY 22
37#define RFC1533_IPTTL 23
38#define RFC1533_IPMTU 24
39#define RFC1533_IPMTUPLATEAU 25
40#define RFC1533_INTMTU 26
41#define RFC1533_INTLOCALSUBNETS 27
42#define RFC1533_INTBROADCAST 28
43#define RFC1533_INTICMPDISCOVER 29
44#define RFC1533_INTICMPRESPOND 30
45#define RFC1533_INTROUTEDISCOVER 31
46#define RFC1533_INTROUTESOLICIT 32
47#define RFC1533_INTSTATICROUTES 33
48#define RFC1533_LLTRAILERENCAP 34
49#define RFC1533_LLARPCACHETMO 35
50#define RFC1533_LLETHERNETENCAP 36
51#define RFC1533_TCPTTL 37
52#define RFC1533_TCPKEEPALIVETMO 38
53#define RFC1533_TCPKEEPALIVEGB 39
54#define RFC1533_NISDOMAIN 40
55#define RFC1533_NISSERVER 41
56#define RFC1533_NTPSERVER 42
57#define RFC1533_VENDOR 43
58#define RFC1533_NBNS 44
59#define RFC1533_NBDD 45
60#define RFC1533_NBNT 46
61#define RFC1533_NBSCOPE 47
62#define RFC1533_XFS 48
63#define RFC1533_XDM 49
64
65#define RFC2132_REQ_ADDR 50
66#define RFC2132_LEASE_TIME 51
67#define RFC2132_MSG_TYPE 53
68#define RFC2132_SRV_ID 54
69#define RFC2132_PARAM_LIST 55
70#define RFC2132_MESSAGE 56
71#define RFC2132_MAX_SIZE 57
72#define RFC2132_RENEWAL_TIME 58
73#define RFC2132_REBIND_TIME 59
74#define RFC2132_TFTP_SERVER_NAME 66
75
76#define DHCPDISCOVER 1
77#define DHCPOFFER 2
78#define DHCPREQUEST 3
79#define DHCPACK 5
80#define DHCPNAK 6
81
82#define RFC1533_VENDOR_MAJOR 0
83#define RFC1533_VENDOR_MINOR 0
84
85#define RFC1533_VENDOR_MAGIC 128
86#define RFC1533_VENDOR_ADDPARM 129
87#define RFC1533_VENDOR_ETHDEV 130
88#define RFC1533_VENDOR_HOWTO 132
89#define RFC1533_VENDOR_MNUOPTS 160
90#define RFC1533_VENDOR_SELECTION 176
91#define RFC1533_VENDOR_MOTD 184
92#define RFC1533_VENDOR_NUMOFMOTD 8
93#define RFC1533_VENDOR_IMG 192
94#define RFC1533_VENDOR_NUMOFIMG 16
95
96#define RFC1533_END 255
97#define BOOTP_VENDOR_LEN 64
98#define DHCP_OPT_LEN 312
99
100struct bootp_t {
101 struct ip ip;
102 struct udphdr udp;
103 uint8_t bp_op;
104 uint8_t bp_htype;
105 uint8_t bp_hlen;
106 uint8_t bp_hops;
107 uint32_t bp_xid;
108 uint16_t bp_secs;
109 uint16_t unused;
110 struct in_addr bp_ciaddr;
111 struct in_addr bp_yiaddr;
112 struct in_addr bp_siaddr;
113 struct in_addr bp_giaddr;
114 uint8_t bp_hwaddr[16];
115 uint8_t bp_sname[64];
116 uint8_t bp_file[128];
117 uint8_t bp_vend[DHCP_OPT_LEN];
118};
119
120typedef struct {
121 uint16_t allocated;
122 uint8_t macaddr[6];
123} BOOTPClient;
124
125#define NB_BOOTP_CLIENTS 16
126
127void bootp_input(struct mbuf *m);
128
129#endif
130