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Diffstat (limited to 'contrib/tcpdump/bootp.h')
| -rw-r--r-- | contrib/tcpdump/bootp.h | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/contrib/tcpdump/bootp.h b/contrib/tcpdump/bootp.h new file mode 100644 index 0000000..8f61b13 --- /dev/null +++ b/contrib/tcpdump/bootp.h @@ -0,0 +1,230 @@ +/* @(#) $Header: /tcpdump/master/tcpdump/bootp.h,v 1.18 2007-08-21 21:59:11 guy 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 { + u_int8_t bp_op; /* packet opcode type */ + u_int8_t bp_htype; /* hardware addr type */ + u_int8_t bp_hlen; /* hardware addr length */ + u_int8_t bp_hops; /* gateway hops */ + u_int32_t bp_xid; /* transaction ID */ + u_int16_t bp_secs; /* seconds since boot began */ + u_int16_t bp_flags; /* flags - see bootp_flag_values[] in print-bootp.c */ + 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 */ + u_int8_t bp_chaddr[16]; /* client hardware address */ + u_int8_t bp_sname[64]; /* server host name */ + u_int8_t bp_file[128]; /* boot file name */ + u_int8_t bp_vend[64]; /* vendor-specific area */ +}; + +/* + * UDP port numbers, server and client. + */ +#define IPPORT_BOOTPS 67 +#define IPPORT_BOOTPC 68 + +#define BOOTPREPLY 2 +#define BOOTPREQUEST 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 ((u_int8_t) 0) +#define TAG_SUBNET_MASK ((u_int8_t) 1) +#define TAG_TIME_OFFSET ((u_int8_t) 2) +#define TAG_GATEWAY ((u_int8_t) 3) +#define TAG_TIME_SERVER ((u_int8_t) 4) +#define TAG_NAME_SERVER ((u_int8_t) 5) +#define TAG_DOMAIN_SERVER ((u_int8_t) 6) +#define TAG_LOG_SERVER ((u_int8_t) 7) +#define TAG_COOKIE_SERVER ((u_int8_t) 8) +#define TAG_LPR_SERVER ((u_int8_t) 9) +#define TAG_IMPRESS_SERVER ((u_int8_t) 10) +#define TAG_RLP_SERVER ((u_int8_t) 11) +#define TAG_HOSTNAME ((u_int8_t) 12) +#define TAG_BOOTSIZE ((u_int8_t) 13) +#define TAG_END ((u_int8_t) 255) +/* RFC1497 tags */ +#define TAG_DUMPPATH ((u_int8_t) 14) +#define TAG_DOMAINNAME ((u_int8_t) 15) +#define TAG_SWAP_SERVER ((u_int8_t) 16) +#define TAG_ROOTPATH ((u_int8_t) 17) +#define TAG_EXTPATH ((u_int8_t) 18) +/* RFC2132 */ +#define TAG_IP_FORWARD ((u_int8_t) 19) +#define TAG_NL_SRCRT ((u_int8_t) 20) +#define TAG_PFILTERS ((u_int8_t) 21) +#define TAG_REASS_SIZE ((u_int8_t) 22) +#define TAG_DEF_TTL ((u_int8_t) 23) +#define TAG_MTU_TIMEOUT ((u_int8_t) 24) +#define TAG_MTU_TABLE ((u_int8_t) 25) +#define TAG_INT_MTU ((u_int8_t) 26) +#define TAG_LOCAL_SUBNETS ((u_int8_t) 27) +#define TAG_BROAD_ADDR ((u_int8_t) 28) +#define TAG_DO_MASK_DISC ((u_int8_t) 29) +#define TAG_SUPPLY_MASK ((u_int8_t) 30) +#define TAG_DO_RDISC ((u_int8_t) 31) +#define TAG_RTR_SOL_ADDR ((u_int8_t) 32) +#define TAG_STATIC_ROUTE ((u_int8_t) 33) +#define TAG_USE_TRAILERS ((u_int8_t) 34) +#define TAG_ARP_TIMEOUT ((u_int8_t) 35) +#define TAG_ETH_ENCAP ((u_int8_t) 36) +#define TAG_TCP_TTL ((u_int8_t) 37) +#define TAG_TCP_KEEPALIVE ((u_int8_t) 38) +#define TAG_KEEPALIVE_GO ((u_int8_t) 39) +#define TAG_NIS_DOMAIN ((u_int8_t) 40) +#define TAG_NIS_SERVERS ((u_int8_t) 41) +#define TAG_NTP_SERVERS ((u_int8_t) 42) +#define TAG_VENDOR_OPTS ((u_int8_t) 43) +#define TAG_NETBIOS_NS ((u_int8_t) 44) +#define TAG_NETBIOS_DDS ((u_int8_t) 45) +#define TAG_NETBIOS_NODE ((u_int8_t) 46) +#define TAG_NETBIOS_SCOPE ((u_int8_t) 47) +#define TAG_XWIN_FS ((u_int8_t) 48) +#define TAG_XWIN_DM ((u_int8_t) 49) +#define TAG_NIS_P_DOMAIN ((u_int8_t) 64) +#define TAG_NIS_P_SERVERS ((u_int8_t) 65) +#define TAG_MOBILE_HOME ((u_int8_t) 68) +#define TAG_SMPT_SERVER ((u_int8_t) 69) +#define TAG_POP3_SERVER ((u_int8_t) 70) +#define TAG_NNTP_SERVER ((u_int8_t) 71) +#define TAG_WWW_SERVER ((u_int8_t) 72) +#define TAG_FINGER_SERVER ((u_int8_t) 73) +#define TAG_IRC_SERVER ((u_int8_t) 74) +#define TAG_STREETTALK_SRVR ((u_int8_t) 75) +#define TAG_STREETTALK_STDA ((u_int8_t) 76) +/* DHCP options */ +#define TAG_REQUESTED_IP ((u_int8_t) 50) +#define TAG_IP_LEASE ((u_int8_t) 51) +#define TAG_OPT_OVERLOAD ((u_int8_t) 52) +#define TAG_TFTP_SERVER ((u_int8_t) 66) +#define TAG_BOOTFILENAME ((u_int8_t) 67) +#define TAG_DHCP_MESSAGE ((u_int8_t) 53) +#define TAG_SERVER_ID ((u_int8_t) 54) +#define TAG_PARM_REQUEST ((u_int8_t) 55) +#define TAG_MESSAGE ((u_int8_t) 56) +#define TAG_MAX_MSG_SIZE ((u_int8_t) 57) +#define TAG_RENEWAL_TIME ((u_int8_t) 58) +#define TAG_REBIND_TIME ((u_int8_t) 59) +#define TAG_VENDOR_CLASS ((u_int8_t) 60) +#define TAG_CLIENT_ID ((u_int8_t) 61) +/* RFC 2241 */ +#define TAG_NDS_SERVERS ((u_int8_t) 85) +#define TAG_NDS_TREE_NAME ((u_int8_t) 86) +#define TAG_NDS_CONTEXT ((u_int8_t) 87) +/* RFC 2242 */ +#define TAG_NDS_IPDOMAIN ((u_int8_t) 62) +#define TAG_NDS_IPINFO ((u_int8_t) 63) +/* RFC 2485 */ +#define TAG_OPEN_GROUP_UAP ((u_int8_t) 98) +/* RFC 2563 */ +#define TAG_DISABLE_AUTOCONF ((u_int8_t) 116) +/* RFC 2610 */ +#define TAG_SLP_DA ((u_int8_t) 78) +#define TAG_SLP_SCOPE ((u_int8_t) 79) +/* RFC 2937 */ +#define TAG_NS_SEARCH ((u_int8_t) 117) +/* RFC 3011 */ +#define TAG_IP4_SUBNET_SELECT ((u_int8_t) 118) +/* RFC 3442 */ +#define TAG_CLASSLESS_STATIC_RT ((u_int8_t) 121) +#define TAG_CLASSLESS_STA_RT_MS ((u_int8_t) 249) +/* ftp://ftp.isi.edu/.../assignments/bootp-dhcp-extensions */ +#define TAG_USER_CLASS ((u_int8_t) 77) +#define TAG_SLP_NAMING_AUTH ((u_int8_t) 80) +#define TAG_CLIENT_FQDN ((u_int8_t) 81) +#define TAG_AGENT_CIRCUIT ((u_int8_t) 82) +#define TAG_AGENT_REMOTE ((u_int8_t) 83) +#define TAG_AGENT_MASK ((u_int8_t) 84) +#define TAG_TZ_STRING ((u_int8_t) 88) +#define TAG_FQDN_OPTION ((u_int8_t) 89) +#define TAG_AUTH ((u_int8_t) 90) +#define TAG_VINES_SERVERS ((u_int8_t) 91) +#define TAG_SERVER_RANK ((u_int8_t) 92) +#define TAG_CLIENT_ARCH ((u_int8_t) 93) +#define TAG_CLIENT_NDI ((u_int8_t) 94) +#define TAG_CLIENT_GUID ((u_int8_t) 97) +#define TAG_LDAP_URL ((u_int8_t) 95) +#define TAG_6OVER4 ((u_int8_t) 96) +#define TAG_PRINTER_NAME ((u_int8_t) 100) +#define TAG_MDHCP_SERVER ((u_int8_t) 101) +#define TAG_IPX_COMPAT ((u_int8_t) 110) +#define TAG_NETINFO_PARENT ((u_int8_t) 112) +#define TAG_NETINFO_PARENT_TAG ((u_int8_t) 113) +#define TAG_URL ((u_int8_t) 114) +#define TAG_FAILOVER ((u_int8_t) 115) +#define TAG_EXTENDED_REQUEST ((u_int8_t) 126) +#define TAG_EXTENDED_OPTION ((u_int8_t) 127) + + +/* DHCP Message types (values for TAG_DHCP_MESSAGE option) */ +#define DHCPDISCOVER 1 +#define DHCPOFFER 2 +#define DHCPREQUEST 3 +#define DHCPDECLINE 4 +#define DHCPACK 5 +#define DHCPNAK 6 +#define DHCPRELEASE 7 +#define DHCPINFORM 8 + + +/* + * "vendor" data permitted for CMU bootp clients. + */ + +struct cmu_vend { + u_int8_t 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 */ + u_int8_t v_unused[24]; /* currently unused */ +}; + + +/* v_flags values */ +#define VF_SMASK 1 /* Subnet mask field contains valid data */ + +/* RFC 4702 DHCP Client FQDN Option */ + +#define CLIENT_FQDN_FLAGS_S 0x01 +#define CLIENT_FQDN_FLAGS_O 0x02 +#define CLIENT_FQDN_FLAGS_E 0x04 +#define CLIENT_FQDN_FLAGS_N 0x08 |
