1*22028508SToomas Soome /* 2*22028508SToomas Soome * Bootstrap Protocol (BOOTP). RFC951 and RFC1048. 3*22028508SToomas Soome * 4*22028508SToomas Soome * This file specifies the "implementation-independent" BOOTP protocol 5*22028508SToomas Soome * information which is common to both client and server. 6*22028508SToomas Soome * 7*22028508SToomas Soome * Copyright 1988 by Carnegie Mellon. 8*22028508SToomas Soome * 9*22028508SToomas Soome * Permission to use, copy, modify, and distribute this program for any 10*22028508SToomas Soome * purpose and without fee is hereby granted, provided that this copyright 11*22028508SToomas Soome * and permission notice appear on all copies and supporting documentation, 12*22028508SToomas Soome * the name of Carnegie Mellon not be used in advertising or publicity 13*22028508SToomas Soome * pertaining to distribution of the program without specific prior 14*22028508SToomas Soome * permission, and notice be given in supporting documentation that copying 15*22028508SToomas Soome * and distribution is by permission of Carnegie Mellon and Stanford 16*22028508SToomas Soome * University. Carnegie Mellon makes no representations about the 17*22028508SToomas Soome * suitability of this software for any purpose. It is provided "as is" 18*22028508SToomas Soome * without express or implied warranty. 19*22028508SToomas Soome */ 20*22028508SToomas Soome 21*22028508SToomas Soome #ifndef _BOOTP_H_ 22*22028508SToomas Soome #define _BOOTP_H_ 23*22028508SToomas Soome 24*22028508SToomas Soome #include <netinet/in.h> 25*22028508SToomas Soome 26*22028508SToomas Soome struct bootp { 27*22028508SToomas Soome unsigned char bp_op; /* packet opcode type */ 28*22028508SToomas Soome unsigned char bp_htype; /* hardware addr type */ 29*22028508SToomas Soome unsigned char bp_hlen; /* hardware addr length */ 30*22028508SToomas Soome unsigned char bp_hops; /* gateway hops */ 31*22028508SToomas Soome unsigned int bp_xid; /* transaction ID */ 32*22028508SToomas Soome unsigned short bp_secs; /* seconds since boot began */ 33*22028508SToomas Soome unsigned short bp_flags; 34*22028508SToomas Soome struct in_addr bp_ciaddr; /* client IP address */ 35*22028508SToomas Soome struct in_addr bp_yiaddr; /* 'your' IP address */ 36*22028508SToomas Soome struct in_addr bp_siaddr; /* server IP address */ 37*22028508SToomas Soome struct in_addr bp_giaddr; /* gateway IP address */ 38*22028508SToomas Soome unsigned char bp_chaddr[16]; /* client hardware address */ 39*22028508SToomas Soome unsigned char bp_sname[64]; /* server host name */ 40*22028508SToomas Soome char bp_file[128]; /* boot file name */ 41*22028508SToomas Soome #ifdef SUPPORT_DHCP 42*22028508SToomas Soome #define BOOTP_VENDSIZE 312 43*22028508SToomas Soome #else 44*22028508SToomas Soome #define BOOTP_VENDSIZE 64 45*22028508SToomas Soome #endif 46*22028508SToomas Soome unsigned char bp_vend[BOOTP_VENDSIZE]; /* vendor-specific area */ 47*22028508SToomas Soome }; 48*22028508SToomas Soome 49*22028508SToomas Soome /* 50*22028508SToomas Soome * UDP port numbers, server and client. 51*22028508SToomas Soome */ 52*22028508SToomas Soome #define IPPORT_BOOTPS 67 53*22028508SToomas Soome #define IPPORT_BOOTPC 68 54*22028508SToomas Soome 55*22028508SToomas Soome #define BOOTREPLY 2 56*22028508SToomas Soome #define BOOTREQUEST 1 57*22028508SToomas Soome 58*22028508SToomas Soome 59*22028508SToomas Soome /* 60*22028508SToomas Soome * Vendor magic cookie (v_magic) for CMU 61*22028508SToomas Soome */ 62*22028508SToomas Soome #define VM_CMU "CMU" 63*22028508SToomas Soome 64*22028508SToomas Soome /* 65*22028508SToomas Soome * Vendor magic cookie (v_magic) for RFC1048 66*22028508SToomas Soome */ 67*22028508SToomas Soome #define VM_RFC1048 { 99, 130, 83, 99 } 68*22028508SToomas Soome 69*22028508SToomas Soome /* 70*22028508SToomas Soome * RFC1048 tag values used to specify what information is being supplied in 71*22028508SToomas Soome * the vendor field of the packet. 72*22028508SToomas Soome */ 73*22028508SToomas Soome 74*22028508SToomas Soome #define TAG_PAD ((unsigned char) 0) 75*22028508SToomas Soome #define TAG_SUBNET_MASK ((unsigned char) 1) 76*22028508SToomas Soome #define TAG_TIME_OFFSET ((unsigned char) 2) 77*22028508SToomas Soome #define TAG_GATEWAY ((unsigned char) 3) 78*22028508SToomas Soome #define TAG_TIME_SERVER ((unsigned char) 4) 79*22028508SToomas Soome #define TAG_NAME_SERVER ((unsigned char) 5) 80*22028508SToomas Soome #define TAG_DOMAIN_SERVER ((unsigned char) 6) 81*22028508SToomas Soome #define TAG_LOG_SERVER ((unsigned char) 7) 82*22028508SToomas Soome #define TAG_COOKIE_SERVER ((unsigned char) 8) 83*22028508SToomas Soome #define TAG_LPR_SERVER ((unsigned char) 9) 84*22028508SToomas Soome #define TAG_IMPRESS_SERVER ((unsigned char) 10) 85*22028508SToomas Soome #define TAG_RLP_SERVER ((unsigned char) 11) 86*22028508SToomas Soome #define TAG_HOSTNAME ((unsigned char) 12) 87*22028508SToomas Soome #define TAG_BOOTSIZE ((unsigned char) 13) 88*22028508SToomas Soome #define TAG_DUMPFILE ((unsigned char) 14) 89*22028508SToomas Soome #define TAG_DOMAINNAME ((unsigned char) 15) 90*22028508SToomas Soome #define TAG_SWAPSERVER ((unsigned char) 16) 91*22028508SToomas Soome #define TAG_ROOTPATH ((unsigned char) 17) 92*22028508SToomas Soome #define TAG_INTF_MTU ((unsigned char) 26) 93*22028508SToomas Soome 94*22028508SToomas Soome #ifdef SUPPORT_DHCP 95*22028508SToomas Soome #define TAG_REQ_ADDR ((unsigned char) 50) 96*22028508SToomas Soome #define TAG_LEASETIME ((unsigned char) 51) 97*22028508SToomas Soome #define TAG_OVERLOAD ((unsigned char) 52) 98*22028508SToomas Soome #define TAG_DHCP_MSGTYPE ((unsigned char) 53) 99*22028508SToomas Soome #define TAG_SERVERID ((unsigned char) 54) 100*22028508SToomas Soome #define TAG_PARAM_REQ ((unsigned char) 55) 101*22028508SToomas Soome #define TAG_MSG ((unsigned char) 56) 102*22028508SToomas Soome #define TAG_MAXSIZE ((unsigned char) 57) 103*22028508SToomas Soome #define TAG_T1 ((unsigned char) 58) 104*22028508SToomas Soome #define TAG_T2 ((unsigned char) 59) 105*22028508SToomas Soome #define TAG_CLASSID ((unsigned char) 60) 106*22028508SToomas Soome #define TAG_CLIENTID ((unsigned char) 61) 107*22028508SToomas Soome #define TAG_USER_CLASS ((unsigned char) 77) 108*22028508SToomas Soome #endif 109*22028508SToomas Soome 110*22028508SToomas Soome #define TAG_END ((unsigned char) 255) 111*22028508SToomas Soome 112*22028508SToomas Soome #ifdef SUPPORT_DHCP 113*22028508SToomas Soome #define DHCPDISCOVER 1 114*22028508SToomas Soome #define DHCPOFFER 2 115*22028508SToomas Soome #define DHCPREQUEST 3 116*22028508SToomas Soome #define DHCPDECLINE 4 117*22028508SToomas Soome #define DHCPACK 5 118*22028508SToomas Soome #define DHCPNAK 6 119*22028508SToomas Soome #define DHCPRELEASE 7 120*22028508SToomas Soome #endif 121*22028508SToomas Soome 122*22028508SToomas Soome /* 123*22028508SToomas Soome * "vendor" data permitted for CMU bootp clients. 124*22028508SToomas Soome */ 125*22028508SToomas Soome 126*22028508SToomas Soome struct cmu_vend { 127*22028508SToomas Soome unsigned char v_magic[4]; /* magic number */ 128*22028508SToomas Soome unsigned int v_flags; /* flags/opcodes, etc. */ 129*22028508SToomas Soome struct in_addr v_smask; /* Subnet mask */ 130*22028508SToomas Soome struct in_addr v_dgate; /* Default gateway */ 131*22028508SToomas Soome struct in_addr v_dns1, v_dns2; /* Domain name servers */ 132*22028508SToomas Soome struct in_addr v_ins1, v_ins2; /* IEN-116 name servers */ 133*22028508SToomas Soome struct in_addr v_ts1, v_ts2; /* Time servers */ 134*22028508SToomas Soome unsigned char v_unused[25]; /* currently unused */ 135*22028508SToomas Soome }; 136*22028508SToomas Soome 137*22028508SToomas Soome 138*22028508SToomas Soome /* v_flags values */ 139*22028508SToomas Soome #define VF_SMASK 1 /* Subnet mask field contains valid data */ 140*22028508SToomas Soome 141*22028508SToomas Soome /* cached bootp response/dhcp ack */ 142*22028508SToomas Soome extern struct bootp *bootp_response; 143*22028508SToomas Soome extern size_t bootp_response_size; 144*22028508SToomas Soome 145*22028508SToomas Soome #endif /* _BOOTP_H_ */ 146