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