dist/tcpdump/rx.h

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright: (c) 2000 United States Government as represented by the
   5  *      Secretary of the Navy. All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  *   1. Redistributions of source code must retain the above copyright
  12  *      notice, this list of conditions and the following disclaimer.
  13  *   2. Redistributions in binary form must reproduce the above copyright
  14  *      notice, this list of conditions and the following disclaimer in
  15  *      the documentation and/or other materials provided with the
  16  *      distribution.
  17  *   3. The names of the authors may not be used to endorse or promote
  18  *      products derived from this software without specific prior
  19  *      written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  22  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  23  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  24  */
  25 /*
  26  * Rx protocol format
  27  *
  28  * Id: rx.h,v 1.8 2002/12/11 07:14:11 guy Exp
  29  */
  30
  31 #define FS_RX_PORT      7000
  32 #define CB_RX_PORT      7001
  33 #define PROT_RX_PORT    7002
  34 #define VLDB_RX_PORT    7003
  35 #define KAUTH_RX_PORT   7004
  36 #define VOL_RX_PORT     7005
  37 #define ERROR_RX_PORT   7006            /* Doesn't seem to be used */
  38 #define BOS_RX_PORT     7007
  39
  40 #ifndef AFSNAMEMAX
  41 #define AFSNAMEMAX 256
  42 #endif
  43
  44 #ifndef AFSOPAQUEMAX
  45 #define AFSOPAQUEMAX 1024
  46 #endif
  47
  48 #define PRNAMEMAX 64
  49 #define VLNAMEMAX 65
  50 #define KANAMEMAX 64
  51 #define BOSNAMEMAX 256
  52
  53 #define PRSFS_READ              1 /* Read files */
  54 #define PRSFS_WRITE             2 /* Write files */
  55 #define PRSFS_INSERT            4 /* Insert files into a directory */
  56 #define PRSFS_LOOKUP            8 /* Lookup files into a directory */
  57 #define PRSFS_DELETE            16 /* Delete files */
  58 #define PRSFS_LOCK              32 /* Lock files */
  59 #define PRSFS_ADMINISTER        64 /* Change ACL's */
  60
  61 struct rx_header {
  62         u_int32_t epoch;
  63         u_int32_t cid;
  64         u_int32_t callNumber;
  65         u_int32_t seq;
  66         u_int32_t serial;
  67         u_int8_t type;
  68 #define RX_PACKET_TYPE_DATA             1
  69 #define RX_PACKET_TYPE_ACK              2
  70 #define RX_PACKET_TYPE_BUSY             3
  71 #define RX_PACKET_TYPE_ABORT            4
  72 #define RX_PACKET_TYPE_ACKALL           5
  73 #define RX_PACKET_TYPE_CHALLENGE        6
  74 #define RX_PACKET_TYPE_RESPONSE         7
  75 #define RX_PACKET_TYPE_DEBUG            8
  76 #define RX_PACKET_TYPE_PARAMS           9
  77 #define RX_PACKET_TYPE_VERSION          13
  78         u_int8_t flags;
  79 #define RX_CLIENT_INITIATED     1
  80 #define RX_REQUEST_ACK          2
  81 #define RX_LAST_PACKET          4
  82 #define RX_MORE_PACKETS         8
  83 #define RX_FREE_PACKET          16
  84 #define RX_SLOW_START_OK        32
  85 #define RX_JUMBO_PACKET         32
  86         u_int8_t userStatus;
  87         u_int8_t securityIndex;
  88         u_int16_t spare;                /* How clever: even though the AFS */
  89         u_int16_t serviceId;            /* header files indicate that the */
  90 };                                      /* serviceId is first, it's really */
  91                                         /* encoded _after_ the spare field */
  92                                         /* I wasted a day figuring that out! */
  93
  94 #define NUM_RX_FLAGS 7
  95
  96 #define RX_MAXACKS 255
  97
  98 struct rx_ackPacket {
  99         u_int16_t bufferSpace;          /* Number of packet buffers available */
 100         u_int16_t maxSkew;              /* Max diff between ack'd packet and */
 101                                         /* highest packet received */
 102         u_int32_t firstPacket;          /* The first packet in ack list */
 103         u_int32_t previousPacket;       /* Previous packet recv'd (obsolete) */
 104         u_int32_t serial;               /* # of packet that prompted the ack */
 105         u_int8_t reason;                /* Reason for acknowledgement */
 106         u_int8_t nAcks;                 /* Number of acknowledgements */
 107         u_int8_t acks[RX_MAXACKS];      /* Up to RX_MAXACKS acknowledgements */
 108 };
 109
 110 /*
 111  * Values for the acks array
 112  */
 113
 114 #define RX_ACK_TYPE_NACK        0       /* Don't have this packet */
 115 #define RX_ACK_TYPE_ACK         1       /* I have this packet */