src/common/dhcp.h

   1 /*
   2  * DHCP definitions
   3  * Copyright (c) 2014-2017, Qualcomm Atheros, Inc.
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #ifndef DHCP_H
  10 #define DHCP_H
  11
  12 #include <netinet/ip.h>
  13 #if __FAVOR_BSD
  14 #include <netinet/udp.h>
  15 #else
  16 #define __FAVOR_BSD 1
  17 #include <netinet/udp.h>
  18 #undef __FAVOR_BSD
  19 #endif
  20
  21 #define DHCP_SERVER_PORT 67
  22 #define DHCP_CLIENT_PORT 68
  23
  24 struct dhcp_data {
  25         u8 op;
  26         u8 htype;
  27         u8 hlen;
  28         u8 hops;
  29         be32 xid;
  30         be16 secs;
  31         be16 flags;
  32         be32 client_ip;
  33         be32 your_ip;
  34         be32 server_ip;
  35         be32 relay_ip;
  36         u8 hw_addr[16];
  37         u8 serv_name[64];
  38         u8 boot_file[128];
  39 } STRUCT_PACKED;
  40
  41 struct bootp_pkt {
  42         struct iphdr iph;
  43         struct udphdr udph;
  44         u8 op;
  45         u8 htype;
  46         u8 hlen;
  47         u8 hops;
  48         be32 xid;
  49         be16 secs;
  50         be16 flags;
  51         be32 client_ip;
  52         be32 your_ip;
  53         be32 server_ip;
  54         be32 relay_ip;
  55         u8 hw_addr[16];
  56         u8 serv_name[64];
  57         u8 boot_file[128];
  58         u8 exten[312];
  59 } STRUCT_PACKED;
  60
  61 #define DHCP_MAGIC 0x63825363
  62
  63 /*
  64  * IANA DHCP/BOOTP registry
  65  * http://www.iana.org/assignments/bootp-dhcp-parameters/bootp-dhcp-parameters.xhtml
  66 */
  67 enum dhcp_options {
  68         DHCP_OPT_PAD = 0,
  69         DHCP_OPT_SUBNET_MASK = 1,
  70         DHCP_OPT_TIME_OFFSET = 2,
  71         DHCP_OPT_ROUTER = 3,
  72         DHCP_OPT_TIME_SERVER = 4,
  73         DHCP_OPT_NAME_SERVER = 5,
  74         DHCP_OPT_DOMAIN_NAME_SERVER = 6,
  75         DHCP_OPT_LOG_SERVER = 7,
  76         DHCP_OPT_QUOTES_SERVER = 8,
  77         DHCP_OPT_LPR_SERVER = 9,
  78         DHCP_OPT_IMPRESS_SERVER = 10,
  79         DHCP_OPT_RLP_SERVER = 11,
  80         DHCP_OPT_HOSTNAME = 12,
  81         DHCP_OPT_BOOT_FILE_SIZE = 13,
  82         DHCP_OPT_MERIT_DUMP_FILE = 14,
  83         DHCP_OPT_DOMAIN_NAME = 15,
  84         DHCP_OPT_SWAP_SERVER = 16,
  85         DHCP_OPT_ROOT_PATH = 17,
  86         DHCP_OPT_EXTENSION_PATH = 18,
  87         DHCP_OPT_FORWARD = 19,
  88         DHCP_OPT_SRC_RTE = 20,
  89         DHCP_OPT_POLICY_FILTER = 21,
  90         DHCP_OPT_MAX_DG_ASSEMBLY = 22,
  91         DHCP_OPT_DEFAULT_IP_TTL = 23,
  92         DHCP_OPT_MTU_TIMEOUT = 24,
  93         DHCP_OPT_MTU_PLATEAU = 25,
  94         DHCP_OPT_MTU_INTERFACE = 26,
  95         DHCP_OPT_ALL_SUBNETS_LOCAL = 27,
  96         DHCP_OPT_BROADCAST_ADDRESS = 28,
  97         DHCP_OPT_MASK_DISCOVERY = 29,
  98         DHCP_OPT_MASK_SUPPLIER = 30,
  99         DHCP_OPT_ROUTER_DISCOVERY = 31,
 100         DHCP_OPT_ROUTER_SOLICITATION_ADDRESS = 32,
 101         DHCP_OPT_STATIC_ROUTE = 33,
 102         DHCP_OPT_TRAILERS = 34,
 103         DHCP_OPT_ARP_TIMEOUT = 35,
 104         DHCP_OPT_ETHERNET = 36,
 105         DHCP_OPT_TCP_DEFAULT_TTL = 37,
 106         DHCP_OPT_TCP_KEEPALIVE_INTERVAL = 38,
 107         DHCP_OPT_TCP_KEEPALIVE_GARBAGE = 39,
 108         DHCP_OPT_NIS_DOMAIN = 40,
 109         DHCP_OPT_NIS_SERVERS = 41,
 110         DHCP_OPT_NTP_SERVERS = 42,
 111         DHCP_OPT_VENDOR_SPECIFIC = 43,
 112         DHCP_OPT_NETBIOS_NAME_SERVER = 44,
 113         DHCP_OPT_NETBIOS_DISTRIBUTION_SERVER = 45,
 114         DHCP_OPT_NETBIOS_NODE_TYPE = 46,
 115         DHCP_OPT_NETBIOS_SCOPE = 47,
 116         DHCP_OPT_FONT_SERVER = 48,
 117         DHCP_OPT_DISPLAY_MANAGER = 49,
 118         DHCP_OPT_REQUESTED_IP_ADDRESS = 50,
 119         DHCP_OPT_IP_ADDRESS_LEASE_TIME = 51,
 120         DHCP_OPT_OVERLOAD = 52,
 121         DHCP_OPT_MSG_TYPE = 53,
 122         DHCP_OPT_SERVER_ID = 54,
 123         DHCP_OPT_PARAMETER_REQ_LIST = 55,
 124         DHCP_OPT_MESSAGE = 56,
 125         DHCP_OPT_MAX_MESSAGE_SIZE = 57,
 126         DHCP_OPT_RENEWAL_TIME = 58,
 127         DHCP_OPT_REBINDING_TIME = 59,
 128         DHCP_OPT_VENDOR_CLASS_ID = 60,
 129         DHCP_OPT_CLIENT_ID = 61,
 130         DHCP_OPT_NETWARE_IP_DOMAIN = 62,
 131         DHCP_OPT_NETWARE_IP_OPTION = 63,
 132         DHCP_OPT_NIS_V3_DOMAIN = 64,
 133         DHCP_OPT_NIS_V3_SERVERS = 65,
 134         DHCP_OPT_TFTP_SERVER_NAME = 66,
 135         DHCP_OPT_BOOT_FILE_NAME = 67,
 136         DHCP_OPT_HOME_AGENT_ADDRESSES = 68,
 137         DHCP_OPT_SMTP_SERVER = 69,
 138         DHCP_OPT_POP3_SERVER = 70,
 139         DHCP_OPT_NNTP_SERVER = 71,
 140         DHCP_OPT_WWW_SERVER = 72,
 141         DHCP_OPT_FINGER_SERVER = 73,
 142         DHCP_OPT_IRC_SERVER = 74,
 143         DHCP_OPT_STREETTALK_SERVER = 75,
 144         DHCP_OPT_STDA_SERVER = 76,
 145         DHCP_OPT_USER_CLASS = 77,
 146         DHCP_OPT_DIRECTORY_AGENT = 78,
 147         DHCP_OPT_SERVICE_SCOPE = 79,
 148         DHCP_OPT_RAPID_COMMIT = 80,
 149         DHCP_OPT_CLIENT_FQDN = 81,
 150         DHCP_OPT_RELAY_AGENT_INFO = 82,
 151         DHCP_OPT_ISNS = 83,
 152         DHCP_OPT_NDS_SERVERS = 85,
 153         DHCP_OPT_NDS_TREE_NAME = 86,
 154         DHCP_OPT_NDS_CONTEXT = 87,
 155         DHCP_OPT_BCMCS_CONTROLLER_DOMAIN_NAME_LIST = 88,
 156         DHCP_OPT_BCMCS_CONTROLLER_IPV4_ADDRESS = 89,
 157         DHCP_OPT_AUTHENTICATION = 90,
 158         DHCP_OPT_CLIENT_LAST_TRANSACTION_TIME = 91,
 159         DHCP_OPT_ASSOCIATED_IP = 92,
 160         DHCP_OPT_CLIENT_SYSYEM = 93,
 161         DHCP_OPT_CLIENT_NDI = 94,
 162         DHCP_OPT_LDAP = 95,
 163         DHCP_OPT_UUID_GUID = 97,
 164         DHCP_OPT_USER_AUTH = 98,
 165         DHCP_OPT_GEOCONF_CIVIC = 99,
 166         DHCP_OPT_PCODE = 100,
 167         DHCP_OPT_TCODE = 101,
 168         DHCP_OPT_NETINFO_ADDRESS = 112,
 169         DHCP_OPT_NETINFO_TAG = 113,
 170         DHCP_OPT_URL = 114,
 171         DHCP_OPT_AUTO_CONFIG = 116,
 172         DHCP_OPT_NAME_SERVICE_SEARCH = 117,
 173         DHCP_OPT_SUBNET_SELECTION = 118,
 174         DHCP_OPT_DOMAIN_SEARCH = 119,
 175         DHCP_OPT_SIP_SERVERS_DCP = 120,
 176         DHCP_OPT_CLASSLESS_STATIC_ROUTE = 121,
 177         DHCP_OPT_CCC = 122,
 178         DHCP_OPT_GEOCONF = 123,
 179         DHCP_OPT_V_I_VENDOR_CLASS = 124,
 180         DHCP_OPT_V_I_VENDOR_SPECIFIC_INFO = 125,
 181         DHCP_OPT_PANA_AGENT = 136,
 182         DHCP_OPT_V4_LOST = 137,
 183         DHCP_OPT_CAPWAP_AC_V4 = 138,
 184         DHCP_OPT_IPV4_ADDRESS_MOS = 139,
 185         DHCP_OPT_IPV4_FQDN_MOS = 140,
 186         DHCP_OPT_SIP_UA_CONF = 141,
 187         DHCP_OPT_IPV4_ADDRESS_ANDSF = 142,
 188         DHCP_OPT_GEOLOC = 144,
 189         DHCP_OPT_FORCERENEW_NONCE_CAPABLE = 145,
 190         DHCP_OPT_RDNSS_SELECTION = 146,
 191         DHCP_OPT_TFTP_SERVER_ADDRESS = 150,
 192         DHCP_OPT_STATUS_CODE = 151,
 193         DHCP_OPT_BASE_TIME = 152,
 194         DHCP_OPT_START_TIME_OF_STATE = 153,
 195         DHCP_OPT_QUERY_START_TIME = 154,
 196         DHCP_OPT_QUERY_END_TIME = 155,
 197         DHCP_OPT_STATE = 156,
 198         DHCP_OPT_DATA_SOURCE = 157,
 199         DHCP_OPT_V4_PCP_SERVER = 158,
 200         DHCP_OPT_V4_PORTPARAMS = 159,
 201         DHCP_OPT_CAPTIVE_PORTAL = 160,
 202         DHCP_OPT_CONF_FILE = 209,
 203         DHCP_OPT_PATH_PREFIX = 210,
 204         DHCP_OPT_REBOOT_TIME = 211,
 205         DHCP_OPT_6RD = 212,
 206         DHCP_OPT_V4_ACCESS_DOMAIN = 213,
 207         DHCP_OPT_SUBNET_ALLOCATION = 220,
 208         DHCP_OPT_VSS = 221,
 209         DHCP_OPT_END = 255
 210 };
 211
 212 enum dhcp_message_types {
 213         DHCPDISCOVER = 1,
 214         DHCPOFFER = 2,
 215         DHCPREQUEST = 3,
 216         DHCPDECLINE = 4,
 217         DHCPACK = 5,
 218         DHCPNAK = 6,
 219         DHCPRELEASE = 7,
 220         DHCPINFORM = 8,
 221         DHCPFORCERENEW = 9,
 222         DHCPLEASEQUERY = 10,
 223         DHCPLEASEUNASSIGNED = 11,
 224         DHCPLEASEUNKNOWN = 12,
 225         DHCPLEASEACTIVE = 13,
 226         DHCPBULKLEASEQUERY = 14,
 227         DHCPLEASEQUERYDONE = 15,
 228         DHCPACTIVELEASEQUERY = 16,
 229         DHCPLEASEQUERYSTATUS = 17,
 230         DHCPTLS = 18,
 231 };
 232
 233 enum dhcp_relay_agent_suboptions {
 234         DHCP_RELAY_OPT_AGENT_CIRCUIT_ID = 1,
 235         DHCP_RELAY_OPT_AGENT_REMOTE_ID = 2,
 236         DHCP_RELAY_OPT_DOCSIS_DEVICE_CLASS = 4,
 237         DHCP_RELAY_OPT_LINK_SELECTION = 5,
 238         DHCP_RELAY_OPT_SUBSCRIBE_ID = 6,
 239         DHCP_RELAY_OPT_RADIUS_ATTRIBUTES = 7,
 240         DHCP_RELAY_OPT_AUTHENTICATION = 8,
 241         DHCP_RELAY_OPT_VEDOR_SPECIFIC = 9,
 242         DHCP_RELAY_OPT_RELAY_AGENT_FLAGS = 10,
 243         DHCP_RELAY_OPT_SERVER_ID_OVERRIDE = 11,
 244         DHCP_RELAY_OPT_RELAY_AGENT_ID = 12,
 245         DHCP_RELAY_OPT_ACCESS_TECHNOLOGY_TYPE = 13,
 246         DHCP_RELAY_OPT_ACCESS_NETWORK_NAME = 14,
 247         DHCP_RELAY_OPT_ACCESS_POINT_NAME = 15,
 248         DHCP_RELAY_OPT_ACCESS_POINT_BSSID = 16,
 249         DHCP_RELAY_OPT_OPERATOR_ID = 17,
 250         DHCP_RELAY_OPT_OPERATOR_REALM = 18,
 251         DHCP_RELAY_OPT_DHCPV4_VIRTUAL_SUBNET_SELECTION = 151,
 252         DHCP_RELAY_OPT_DHCPV4_VIRTUAL_SUBNET_SELECTION_CONTROL = 152,
 253 };
 254
 255 enum access_technology_types {
 256         ACCESS_TECHNOLOGY_VIRTUAL = 1,
 257         ACCESS_TECHNOLOGY_PPP = 2,
 258         ACCESS_TECHNOLOGY_ETHERNET = 3,
 259         ACCESS_TECHNOLOGY_WLAN = 4,
 260         ACCESS_TECHNOLOGY_WIMAX = 5,
 261 };
 262
 263 #endif /* DHCP_H */