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#if defined(__FreeBSD__) 13/* 14 * Translate Linux to FreeBSD 15 */ 16#define iphdr ip 17#define ihl ip_hl 18#define verson ip_v 19#define tos ip_tos 20#define tot_len ip_len 21#define id ip_id 22#define frag_off ip_off 23#define ttl ip_ttl 24#define protocol ip_p 25#define check ip_sum 26#define saddr ip_src 27#define daddr ip_dst 28#endif 29 30#include <netinet/ip.h> 31#if __FAVOR_BSD 32#include <netinet/udp.h> 33#else 34#define __FAVOR_BSD 1 35#include <netinet/udp.h> 36#undef __FAVOR_BSD 37#endif 38 39#define DHCP_SERVER_PORT 67 40#define DHCP_CLIENT_PORT 68 41 42struct dhcp_data { 43 u8 op; 44 u8 htype; 45 u8 hlen; 46 u8 hops; 47 be32 xid; 48 be16 secs; 49 be16 flags; 50 be32 client_ip; 51 be32 your_ip; 52 be32 server_ip; 53 be32 relay_ip; 54 u8 hw_addr[16]; 55 u8 serv_name[64]; 56 u8 boot_file[128]; 57} STRUCT_PACKED; 58 59struct bootp_pkt { 60 struct ip iph; 61 struct udphdr udph; 62 u8 op; 63 u8 htype; 64 u8 hlen; 65 u8 hops; 66 be32 xid; 67 be16 secs; 68 be16 flags; 69 be32 client_ip; 70 be32 your_ip; 71 be32 server_ip; 72 be32 relay_ip; 73 u8 hw_addr[16]; 74 u8 serv_name[64]; 75 u8 boot_file[128]; 76 u8 exten[312]; 77} STRUCT_PACKED; 78 79#define DHCP_MAGIC 0x63825363 80 81/* 82 * IANA DHCP/BOOTP registry 83 * http://www.iana.org/assignments/bootp-dhcp-parameters/bootp-dhcp-parameters.xhtml 84*/ 85enum dhcp_options { 86 DHCP_OPT_PAD = 0, 87 DHCP_OPT_SUBNET_MASK = 1, 88 DHCP_OPT_TIME_OFFSET = 2, 89 DHCP_OPT_ROUTER = 3, 90 DHCP_OPT_TIME_SERVER = 4, 91 DHCP_OPT_NAME_SERVER = 5, 92 DHCP_OPT_DOMAIN_NAME_SERVER = 6, 93 DHCP_OPT_LOG_SERVER = 7, 94 DHCP_OPT_QUOTES_SERVER = 8, 95 DHCP_OPT_LPR_SERVER = 9, 96 DHCP_OPT_IMPRESS_SERVER = 10, 97 DHCP_OPT_RLP_SERVER = 11, 98 DHCP_OPT_HOSTNAME = 12, 99 DHCP_OPT_BOOT_FILE_SIZE = 13, 100 DHCP_OPT_MERIT_DUMP_FILE = 14, 101 DHCP_OPT_DOMAIN_NAME = 15, 102 DHCP_OPT_SWAP_SERVER = 16, 103 DHCP_OPT_ROOT_PATH = 17, 104 DHCP_OPT_EXTENSION_PATH = 18, 105 DHCP_OPT_FORWARD = 19, 106 DHCP_OPT_SRC_RTE = 20, 107 DHCP_OPT_POLICY_FILTER = 21, 108 DHCP_OPT_MAX_DG_ASSEMBLY = 22, 109 DHCP_OPT_DEFAULT_IP_TTL = 23, 110 DHCP_OPT_MTU_TIMEOUT = 24, 111 DHCP_OPT_MTU_PLATEAU = 25, 112 DHCP_OPT_MTU_INTERFACE = 26, 113 DHCP_OPT_ALL_SUBNETS_LOCAL = 27, 114 DHCP_OPT_BROADCAST_ADDRESS = 28, 115 DHCP_OPT_MASK_DISCOVERY = 29, 116 DHCP_OPT_MASK_SUPPLIER = 30, 117 DHCP_OPT_ROUTER_DISCOVERY = 31, 118 DHCP_OPT_ROUTER_SOLICITATION_ADDRESS = 32, 119 DHCP_OPT_STATIC_ROUTE = 33, 120 DHCP_OPT_TRAILERS = 34, 121 DHCP_OPT_ARP_TIMEOUT = 35, 122 DHCP_OPT_ETHERNET = 36, 123 DHCP_OPT_TCP_DEFAULT_TTL = 37, 124 DHCP_OPT_TCP_KEEPALIVE_INTERVAL = 38, 125 DHCP_OPT_TCP_KEEPALIVE_GARBAGE = 39, 126 DHCP_OPT_NIS_DOMAIN = 40, 127 DHCP_OPT_NIS_SERVERS = 41, 128 DHCP_OPT_NTP_SERVERS = 42, 129 DHCP_OPT_VENDOR_SPECIFIC = 43, 130 DHCP_OPT_NETBIOS_NAME_SERVER = 44, 131 DHCP_OPT_NETBIOS_DISTRIBUTION_SERVER = 45, 132 DHCP_OPT_NETBIOS_NODE_TYPE = 46, 133 DHCP_OPT_NETBIOS_SCOPE = 47, 134 DHCP_OPT_FONT_SERVER = 48, 135 DHCP_OPT_DISPLAY_MANAGER = 49, 136 DHCP_OPT_REQUESTED_IP_ADDRESS = 50, 137 DHCP_OPT_IP_ADDRESS_LEASE_TIME = 51, 138 DHCP_OPT_OVERLOAD = 52, 139 DHCP_OPT_MSG_TYPE = 53, 140 DHCP_OPT_SERVER_ID = 54, 141 DHCP_OPT_PARAMETER_REQ_LIST = 55, 142 DHCP_OPT_MESSAGE = 56, 143 DHCP_OPT_MAX_MESSAGE_SIZE = 57, 144 DHCP_OPT_RENEWAL_TIME = 58, 145 DHCP_OPT_REBINDING_TIME = 59, 146 DHCP_OPT_VENDOR_CLASS_ID = 60, 147 DHCP_OPT_CLIENT_ID = 61, 148 DHCP_OPT_NETWARE_IP_DOMAIN = 62, 149 DHCP_OPT_NETWARE_IP_OPTION = 63, 150 DHCP_OPT_NIS_V3_DOMAIN = 64, 151 DHCP_OPT_NIS_V3_SERVERS = 65, 152 DHCP_OPT_TFTP_SERVER_NAME = 66, 153 DHCP_OPT_BOOT_FILE_NAME = 67, 154 DHCP_OPT_HOME_AGENT_ADDRESSES = 68, 155 DHCP_OPT_SMTP_SERVER = 69, 156 DHCP_OPT_POP3_SERVER = 70, 157 DHCP_OPT_NNTP_SERVER = 71, 158 DHCP_OPT_WWW_SERVER = 72, 159 DHCP_OPT_FINGER_SERVER = 73, 160 DHCP_OPT_IRC_SERVER = 74, 161 DHCP_OPT_STREETTALK_SERVER = 75, 162 DHCP_OPT_STDA_SERVER = 76, 163 DHCP_OPT_USER_CLASS = 77, 164 DHCP_OPT_DIRECTORY_AGENT = 78, 165 DHCP_OPT_SERVICE_SCOPE = 79, 166 DHCP_OPT_RAPID_COMMIT = 80, 167 DHCP_OPT_CLIENT_FQDN = 81, 168 DHCP_OPT_RELAY_AGENT_INFO = 82, 169 DHCP_OPT_ISNS = 83, 170 DHCP_OPT_NDS_SERVERS = 85, 171 DHCP_OPT_NDS_TREE_NAME = 86, 172 DHCP_OPT_NDS_CONTEXT = 87, 173 DHCP_OPT_BCMCS_CONTROLLER_DOMAIN_NAME_LIST = 88, 174 DHCP_OPT_BCMCS_CONTROLLER_IPV4_ADDRESS = 89, 175 DHCP_OPT_AUTHENTICATION = 90, 176 DHCP_OPT_CLIENT_LAST_TRANSACTION_TIME = 91, 177 DHCP_OPT_ASSOCIATED_IP = 92, 178 DHCP_OPT_CLIENT_SYSYEM = 93, 179 DHCP_OPT_CLIENT_NDI = 94, 180 DHCP_OPT_LDAP = 95, 181 DHCP_OPT_UUID_GUID = 97, 182 DHCP_OPT_USER_AUTH = 98, 183 DHCP_OPT_GEOCONF_CIVIC = 99, 184 DHCP_OPT_PCODE = 100, 185 DHCP_OPT_TCODE = 101, 186 DHCP_OPT_NETINFO_ADDRESS = 112, 187 DHCP_OPT_NETINFO_TAG = 113, 188 DHCP_OPT_URL = 114, 189 DHCP_OPT_AUTO_CONFIG = 116, 190 DHCP_OPT_NAME_SERVICE_SEARCH = 117, 191 DHCP_OPT_SUBNET_SELECTION = 118, 192 DHCP_OPT_DOMAIN_SEARCH = 119, 193 DHCP_OPT_SIP_SERVERS_DCP = 120, 194 DHCP_OPT_CLASSLESS_STATIC_ROUTE = 121, 195 DHCP_OPT_CCC = 122, 196 DHCP_OPT_GEOCONF = 123, 197 DHCP_OPT_V_I_VENDOR_CLASS = 124, 198 DHCP_OPT_V_I_VENDOR_SPECIFIC_INFO = 125, 199 DHCP_OPT_PANA_AGENT = 136, 200 DHCP_OPT_V4_LOST = 137, 201 DHCP_OPT_CAPWAP_AC_V4 = 138, 202 DHCP_OPT_IPV4_ADDRESS_MOS = 139, 203 DHCP_OPT_IPV4_FQDN_MOS = 140, 204 DHCP_OPT_SIP_UA_CONF = 141, 205 DHCP_OPT_IPV4_ADDRESS_ANDSF = 142, 206 DHCP_OPT_GEOLOC = 144, 207 DHCP_OPT_FORCERENEW_NONCE_CAPABLE = 145, 208 DHCP_OPT_RDNSS_SELECTION = 146, 209 DHCP_OPT_TFTP_SERVER_ADDRESS = 150, 210 DHCP_OPT_STATUS_CODE = 151, 211 DHCP_OPT_BASE_TIME = 152, 212 DHCP_OPT_START_TIME_OF_STATE = 153, 213 DHCP_OPT_QUERY_START_TIME = 154, 214 DHCP_OPT_QUERY_END_TIME = 155, 215 DHCP_OPT_STATE = 156, 216 DHCP_OPT_DATA_SOURCE = 157, 217 DHCP_OPT_V4_PCP_SERVER = 158, 218 DHCP_OPT_V4_PORTPARAMS = 159, 219 DHCP_OPT_CAPTIVE_PORTAL = 160, 220 DHCP_OPT_CONF_FILE = 209, 221 DHCP_OPT_PATH_PREFIX = 210, 222 DHCP_OPT_REBOOT_TIME = 211, 223 DHCP_OPT_6RD = 212, 224 DHCP_OPT_V4_ACCESS_DOMAIN = 213, 225 DHCP_OPT_SUBNET_ALLOCATION = 220, 226 DHCP_OPT_VSS = 221, 227 DHCP_OPT_END = 255 228}; 229 230enum dhcp_message_types { 231 DHCPDISCOVER = 1, 232 DHCPOFFER = 2, 233 DHCPREQUEST = 3, 234 DHCPDECLINE = 4, 235 DHCPACK = 5, 236 DHCPNAK = 6, 237 DHCPRELEASE = 7, 238 DHCPINFORM = 8, 239 DHCPFORCERENEW = 9, 240 DHCPLEASEQUERY = 10, 241 DHCPLEASEUNASSIGNED = 11, 242 DHCPLEASEUNKNOWN = 12, 243 DHCPLEASEACTIVE = 13, 244 DHCPBULKLEASEQUERY = 14, 245 DHCPLEASEQUERYDONE = 15, 246 DHCPACTIVELEASEQUERY = 16, 247 DHCPLEASEQUERYSTATUS = 17, 248 DHCPTLS = 18, 249}; 250 251enum dhcp_relay_agent_suboptions { 252 DHCP_RELAY_OPT_AGENT_CIRCUIT_ID = 1, 253 DHCP_RELAY_OPT_AGENT_REMOTE_ID = 2, 254 DHCP_RELAY_OPT_DOCSIS_DEVICE_CLASS = 4, 255 DHCP_RELAY_OPT_LINK_SELECTION = 5, 256 DHCP_RELAY_OPT_SUBSCRIBE_ID = 6, 257 DHCP_RELAY_OPT_RADIUS_ATTRIBUTES = 7, 258 DHCP_RELAY_OPT_AUTHENTICATION = 8, 259 DHCP_RELAY_OPT_VEDOR_SPECIFIC = 9, 260 DHCP_RELAY_OPT_RELAY_AGENT_FLAGS = 10, 261 DHCP_RELAY_OPT_SERVER_ID_OVERRIDE = 11, 262 DHCP_RELAY_OPT_RELAY_AGENT_ID = 12, 263 DHCP_RELAY_OPT_ACCESS_TECHNOLOGY_TYPE = 13, 264 DHCP_RELAY_OPT_ACCESS_NETWORK_NAME = 14, 265 DHCP_RELAY_OPT_ACCESS_POINT_NAME = 15, 266 DHCP_RELAY_OPT_ACCESS_POINT_BSSID = 16, 267 DHCP_RELAY_OPT_OPERATOR_ID = 17, 268 DHCP_RELAY_OPT_OPERATOR_REALM = 18, 269 DHCP_RELAY_OPT_DHCPV4_VIRTUAL_SUBNET_SELECTION = 151, 270 DHCP_RELAY_OPT_DHCPV4_VIRTUAL_SUBNET_SELECTION_CONTROL = 152, 271}; 272 273enum access_technology_types { 274 ACCESS_TECHNOLOGY_VIRTUAL = 1, 275 ACCESS_TECHNOLOGY_PPP = 2, 276 ACCESS_TECHNOLOGY_ETHERNET = 3, 277 ACCESS_TECHNOLOGY_WLAN = 4, 278 ACCESS_TECHNOLOGY_WIMAX = 5, 279}; 280 281#endif /* DHCP_H */ 282