tcpdump.tproj/bootp.h

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.0 (the 'License').  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License."
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /* @(#) $Header: /cvs/Darwin/Commands/NeXT/network_cmds/tcpdump.tproj/bootp.h,v 1.1.1.1 1999/05/02 03:58:31 wsanchez Exp $ (LBL) */
  25 /*
  26  * Bootstrap Protocol (BOOTP).  RFC951 and RFC1048.
  27  *
  28  * This file specifies the "implementation-independent" BOOTP protocol
  29  * information which is common to both client and server.
  30  *
  31  * Copyright 1988 by Carnegie Mellon.
  32  *
  33  * Permission to use, copy, modify, and distribute this program for any
  34  * purpose and without fee is hereby granted, provided that this copyright
  35  * and permission notice appear on all copies and supporting documentation,
  36  * the name of Carnegie Mellon not be used in advertising or publicity
  37  * pertaining to distribution of the program without specific prior
  38  * permission, and notice be given in supporting documentation that copying
  39  * and distribution is by permission of Carnegie Mellon and Stanford
  40  * University.  Carnegie Mellon makes no representations about the
  41  * suitability of this software for any purpose.  It is provided "as is"
  42  * without express or implied warranty.
  43  */
  44
  45
  46 struct bootp {
  47         unsigned char   bp_op;          /* packet opcode type */
  48         unsigned char   bp_htype;       /* hardware addr type */
  49         unsigned char   bp_hlen;        /* hardware addr length */
  50         unsigned char   bp_hops;        /* gateway hops */
  51         u_int32_t       bp_xid;         /* transaction ID */
  52         unsigned short  bp_secs;        /* seconds since boot began */
  53         unsigned short  bp_unused;
  54         struct in_addr  bp_ciaddr;      /* client IP address */
  55         struct in_addr  bp_yiaddr;      /* 'your' IP address */
  56         struct in_addr  bp_siaddr;      /* server IP address */
  57         struct in_addr  bp_giaddr;      /* gateway IP address */
  58         unsigned char   bp_chaddr[16];  /* client hardware address */
  59         unsigned char   bp_sname[64];   /* server host name */
  60         unsigned char   bp_file[128];   /* boot file name */
  61         unsigned char   bp_vend[64];    /* vendor-specific area */
  62 };
  63
  64 /*
  65  * UDP port numbers, server and client.
  66  */
  67 #define IPPORT_BOOTPS           67
  68 #define IPPORT_BOOTPC           68
  69
  70 #define BOOTREPLY               2
  71 #define BOOTREQUEST             1
  72
  73
  74 /*
  75  * Vendor magic cookie (v_magic) for CMU
  76  */
  77 #define VM_CMU          "CMU"
  78
  79 /*
  80  * Vendor magic cookie (v_magic) for RFC1048
  81  */
  82 #define VM_RFC1048      { 99, 130, 83, 99 }
  83
  84 \f
  85
  86 /*
  87  * RFC1048 tag values used to specify what information is being supplied in
  88  * the vendor field of the packet.
  89  */
  90
  91 #define TAG_PAD                 ((unsigned char)   0)
  92 #define TAG_SUBNET_MASK         ((unsigned char)   1)
  93 #define TAG_TIME_OFFSET         ((unsigned char)   2)
  94 #define TAG_GATEWAY             ((unsigned char)   3)
  95 #define TAG_TIME_SERVER         ((unsigned char)   4)
  96 #define TAG_NAME_SERVER         ((unsigned char)   5)
  97 #define TAG_DOMAIN_SERVER       ((unsigned char)   6)
  98 #define TAG_LOG_SERVER          ((unsigned char)   7)
  99 #define TAG_COOKIE_SERVER       ((unsigned char)   8)
 100 #define TAG_LPR_SERVER          ((unsigned char)   9)
 101 #define TAG_IMPRESS_SERVER      ((unsigned char)  10)
 102 #define TAG_RLP_SERVER          ((unsigned char)  11)
 103 #define TAG_HOSTNAME            ((unsigned char)  12)
 104 #define TAG_BOOTSIZE            ((unsigned char)  13)
 105 #define TAG_END                 ((unsigned char) 255)
 106 /* RFC1497 tags */
 107 #define TAG_DUMPPATH            ((unsigned char)  14)
 108 #define TAG_DOMAINNAME          ((unsigned char)  15)
 109 #define TAG_SWAP_SERVER         ((unsigned char)  16)
 110 #define TAG_ROOTPATH            ((unsigned char)  17)
 111 #define TAG_EXTPATH             ((unsigned char)  18)
 112
 113
 114
 115 /*
 116  * "vendor" data permitted for CMU bootp clients.
 117  */
 118
 119 struct cmu_vend {
 120         unsigned char   v_magic[4];     /* magic number */
 121         u_int32_t       v_flags;        /* flags/opcodes, etc. */
 122         struct in_addr  v_smask;        /* Subnet mask */
 123         struct in_addr  v_dgate;        /* Default gateway */
 124         struct in_addr  v_dns1, v_dns2; /* Domain name servers */
 125         struct in_addr  v_ins1, v_ins2; /* IEN-116 name servers */
 126         struct in_addr  v_ts1, v_ts2;   /* Time servers */
 127         unsigned char   v_unused[24];   /* currently unused */
 128 };
 129
 130
 131 /* v_flags values */
 132 #define VF_SMASK        1       /* Subnet mask field contains valid data */