1 /* 2 * Copyright 2017, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #pragma once 17 18 // Ports 19 #define PORT_BOOTP_SERVER 67 20 #define PORT_BOOTP_CLIENT 68 21 22 // Operations 23 #define OP_BOOTREQUEST 1 24 #define OP_BOOTREPLY 2 25 26 // Flags 27 #define FLAGS_BROADCAST 0x8000 28 29 // Hardware address types 30 #define HTYPE_ETHER 1 31 32 // The first four bytes of options are a cookie to indicate that the payload are 33 // DHCP options as opposed to some other BOOTP extension. 34 #define OPT_COOKIE1 0x63 35 #define OPT_COOKIE2 0x82 36 #define OPT_COOKIE3 0x53 37 #define OPT_COOKIE4 0x63 38 39 // BOOTP/DHCP options - see RFC 2132 40 #define OPT_PAD 0 41 42 #define OPT_SUBNET_MASK 1 // 4 <ipaddr> 43 #define OPT_TIME_OFFSET 2 // 4 <seconds> 44 #define OPT_GATEWAY 3 // 4*n <ipaddr> * n 45 #define OPT_DNS 6 // 4*n <ipaddr> * n 46 #define OPT_DOMAIN_NAME 15 // n <domainnamestring> 47 #define OPT_MTU 26 // 2 <mtu> 48 #define OPT_BROADCAST_ADDR 28 // 4 <ipaddr> 49 50 #define OPT_REQUESTED_IP 50 // 4 <ipaddr> 51 #define OPT_LEASE_TIME 51 // 4 <seconds> 52 #define OPT_MESSAGE_TYPE 53 // 1 <msgtype> 53 #define OPT_SERVER_ID 54 // 4 <ipaddr> 54 #define OPT_PARAMETER_LIST 55 // n <optcode> * n 55 #define OPT_MESSAGE 56 // n <errorstring> 56 #define OPT_T1 58 // 4 <renewal time value> 57 #define OPT_T2 59 // 4 <rebinding time value> 58 #define OPT_CLASS_ID 60 // n <opaque> 59 #define OPT_CLIENT_ID 61 // n <opaque> 60 #define OPT_END 255 61 62 // DHCP message types 63 #define DHCPDISCOVER 1 64 #define DHCPOFFER 2 65 #define DHCPREQUEST 3 66 #define DHCPDECLINE 4 67 #define DHCPACK 5 68 #define DHCPNAK 6 69 #define DHCPRELEASE 7 70 #define DHCPINFORM 8 71