/* $NetBSD: bootp.h,v 1.4 1999/07/02 11:31:28 itojun Exp $ */ /* @(#) Header: bootp.h,v 1.7 95/05/04 17:52:46 mccanne Exp (LBL) */ /* * Bootstrap Protocol (BOOTP). RFC951 and RFC1048. * * This file specifies the "implementation-independent" BOOTP protocol * information which is common to both client and server. * * Copyright 1988 by Carnegie Mellon. * * Permission to use, copy, modify, and distribute this program for any * purpose and without fee is hereby granted, provided that this copyright * and permission notice appear on all copies and supporting documentation, * the name of Carnegie Mellon not be used in advertising or publicity * pertaining to distribution of the program without specific prior * permission, and notice be given in supporting documentation that copying * and distribution is by permission of Carnegie Mellon and Stanford * University. Carnegie Mellon makes no representations about the * suitability of this software for any purpose. It is provided "as is" * without express or implied warranty. */ struct bootp { unsigned char bp_op; /* packet opcode type */ unsigned char bp_htype; /* hardware addr type */ unsigned char bp_hlen; /* hardware addr length */ unsigned char bp_hops; /* gateway hops */ u_int32_t bp_xid; /* transaction ID */ unsigned short bp_secs; /* seconds since boot began */ unsigned short bp_unused; struct in_addr bp_ciaddr; /* client IP address */ struct in_addr bp_yiaddr; /* 'your' IP address */ struct in_addr bp_siaddr; /* server IP address */ struct in_addr bp_giaddr; /* gateway IP address */ unsigned char bp_chaddr[16]; /* client hardware address */ unsigned char bp_sname[64]; /* server host name */ unsigned char bp_file[128]; /* boot file name */ unsigned char bp_vend[64]; /* vendor-specific area */ }; /* * UDP port numbers, server and client. */ #define IPPORT_BOOTPS 67 #define IPPORT_BOOTPC 68 #define BOOTREPLY 2 #define BOOTREQUEST 1 /* * Vendor magic cookie (v_magic) for CMU */ #define VM_CMU "CMU" /* * Vendor magic cookie (v_magic) for RFC1048 */ #define VM_RFC1048 { 99, 130, 83, 99 } /* * RFC1048 tag values used to specify what information is being supplied in * the vendor field of the packet. */ #define TAG_PAD ((unsigned char) 0) #define TAG_SUBNET_MASK ((unsigned char) 1) #define TAG_TIME_OFFSET ((unsigned char) 2) #define TAG_GATEWAY ((unsigned char) 3) #define TAG_TIME_SERVER ((unsigned char) 4) #define TAG_NAME_SERVER ((unsigned char) 5) #define TAG_DOMAIN_SERVER ((unsigned char) 6) #define TAG_LOG_SERVER ((unsigned char) 7) #define TAG_COOKIE_SERVER ((unsigned char) 8) #define TAG_LPR_SERVER ((unsigned char) 9) #define TAG_IMPRESS_SERVER ((unsigned char) 10) #define TAG_RLP_SERVER ((unsigned char) 11) #define TAG_HOSTNAME ((unsigned char) 12) #define TAG_BOOTSIZE ((unsigned char) 13) #define TAG_END ((unsigned char) 255) /* RFC1497 tags */ #define TAG_DUMPPATH ((unsigned char) 14) #define TAG_DOMAINNAME ((unsigned char) 15) #define TAG_SWAP_SERVER ((unsigned char) 16) #define TAG_ROOTPATH ((unsigned char) 17) #define TAG_EXTPATH ((unsigned char) 18) /* RFC1533 tags */ #define TAG_IP_FORWARD ((unsigned char) 19) #define TAG_IP_SRCRT ((unsigned char) 20) #define TAG_IP_FILTER ((unsigned char) 21) #define TAG_IP_REASS ((unsigned char) 22) #define TAG_IP_TTL ((unsigned char) 23) #define TAG_IP_PMTUTO ((unsigned char) 24) #define TAG_IP_PMTUPTAB ((unsigned char) 25) #define TAG_IPIF_MTU ((unsigned char) 26) #define TAG_IPIF_LSUBNET ((unsigned char) 27) #define TAG_IPIF_BADDR ((unsigned char) 28) #define TAG_IPIF_MDISC ((unsigned char) 29) #define TAG_IPIF_MSUPP ((unsigned char) 30) #define TAG_IPIF_RDISC ((unsigned char) 31) #define TAG_IPIF_RSOLADDR ((unsigned char) 32) #define TAG_IPIF_SROUTE ((unsigned char) 33) #define TAG_LINK_TRAILER ((unsigned char) 34) #define TAG_LINK_ARPTO ((unsigned char) 35) #define TAG_LINK_ETHER802 ((unsigned char) 36) #define TAG_TCP_DEFTTL ((unsigned char) 37) #define TAG_TCP_KAINT ((unsigned char) 38) #define TAG_TCP_KAGARBAGE ((unsigned char) 39) #define TAG_APP_NISDOM ((unsigned char) 40) #define TAG_APP_NISOPT ((unsigned char) 41) #define TAG_APP_NTPSRV ((unsigned char) 42) #define TAG_VENDOR ((unsigned char) 43) #define TAG_APP_NB_NS_SERVER ((unsigned char) 44) #define TAG_APP_NB_DD_SERVER ((unsigned char) 45) #define TAG_APP_NB_NODETYPE ((unsigned char) 46) #define TAG_APP_NB_SCOPE ((unsigned char) 47) #define TAG_APP_X_FS ((unsigned char) 48) #define TAG_APP_X_DM ((unsigned char) 49) #define TAG_APP_NISPDOM ((unsigned char) 64) #define TAG_APP_NISPSRV ((unsigned char) 65) #define TAG_APP_MIPHA ((unsigned char) 68) #define TAG_APP_SMTPSRV ((unsigned char) 69) #define TAG_APP_POP3SRV ((unsigned char) 70) #define TAG_APP_NNTPSRV ((unsigned char) 71) #define TAG_APP_HTTPSRV ((unsigned char) 72) #define TAG_APP_FINGERSRV ((unsigned char) 73) #define TAG_APP_IRCSRV ((unsigned char) 74) #define TAG_APP_STREETTALKSRV ((unsigned char) 75) #define TAG_APP_STREETTALKDA ((unsigned char) 76) /* (post-)RFC1533 DHCP extensions */ #define TAG_DHCP_REQIPADDR ((unsigned char) 50) #define TAG_DHCP_LEASETIME ((unsigned char) 51) #define TAG_DHCP_OVERLOAD ((unsigned char) 52) #define TAG_DHCP_TFTPSRV ((unsigned char) 66) #define TAG_DHCP_BOOTFILE ((unsigned char) 67) #define TAG_DHCP_MSGTYP ((unsigned char) 53) #define TAG_DHCP_SRVID ((unsigned char) 54) #define TAG_DHCP_PRMREQ ((unsigned char) 55) #define TAG_DHCP_MSG ((unsigned char) 56) #define TAG_DHCP_MAXSIZ ((unsigned char) 57) #define TAG_DHCP_T1 ((unsigned char) 58) #define TAG_DHCP_T2 ((unsigned char) 59) #define TAG_DHCP_CLASSID ((unsigned char) 60) #define TAG_DHCP_CLIENTID ((unsigned char) 61) /* * "vendor" data permitted for CMU bootp clients. */ struct cmu_vend { unsigned char v_magic[4]; /* magic number */ u_int32_t v_flags; /* flags/opcodes, etc. */ struct in_addr v_smask; /* Subnet mask */ struct in_addr v_dgate; /* Default gateway */ struct in_addr v_dns1, v_dns2; /* Domain name servers */ struct in_addr v_ins1, v_ins2; /* IEN-116 name servers */ struct in_addr v_ts1, v_ts2; /* Time servers */ unsigned char v_unused[24]; /* currently unused */ }; /* v_flags values */ #define VF_SMASK 1 /* Subnet mask field contains valid data */