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print-rx.c
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/*
* Copyright: (c) 2000 United States Government as represented by the
* Secretary of the Navy. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. The names of the authors may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
/*
* This code unmangles RX packets. RX is the mutant form of RPC that AFS
* uses to communicate between clients and servers.
*
* In this code, I mainly concern myself with decoding the AFS calls, not
* with the guts of RX, per se.
*
* Bah. If I never look at rx_packet.h again, it will be too soon.
*
* Ken Hornstein <[email protected]>
*/
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/print-rx.c,v 1.42 2008-07-01 07:44:50 guy Exp $";
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <tcpdump-stdinc.h>
#include "interface.h"
#include "addrtoname.h"
#include "extract.h"
#include "rx.h"
#include "ip.h"
static struct tok rx_types[] = {
{ RX_PACKET_TYPE_DATA, "data" },
{ RX_PACKET_TYPE_ACK, "ack" },
{ RX_PACKET_TYPE_BUSY, "busy" },
{ RX_PACKET_TYPE_ABORT, "abort" },
{ RX_PACKET_TYPE_ACKALL, "ackall" },
{ RX_PACKET_TYPE_CHALLENGE, "challenge" },
{ RX_PACKET_TYPE_RESPONSE, "response" },
{ RX_PACKET_TYPE_DEBUG, "debug" },
{ RX_PACKET_TYPE_PARAMS, "params" },
{ RX_PACKET_TYPE_VERSION, "version" },
{ 0, NULL },
};
static struct double_tok {
int flag; /* Rx flag */
int packetType; /* Packet type */
const char *s; /* Flag string */
} rx_flags[] = {
{ RX_CLIENT_INITIATED, 0, "client-init" },
{ RX_REQUEST_ACK, 0, "req-ack" },
{ RX_LAST_PACKET, 0, "last-pckt" },
{ RX_MORE_PACKETS, 0, "more-pckts" },
{ RX_FREE_PACKET, 0, "free-pckt" },
{ RX_SLOW_START_OK, RX_PACKET_TYPE_ACK, "slow-start" },
{ RX_JUMBO_PACKET, RX_PACKET_TYPE_DATA, "jumbogram" }
};
static struct tok fs_req[] = {
{ 130, "fetch-data" },
{ 131, "fetch-acl" },
{ 132, "fetch-status" },
{ 133, "store-data" },
{ 134, "store-acl" },
{ 135, "store-status" },
{ 136, "remove-file" },
{ 137, "create-file" },
{ 138, "rename" },
{ 139, "symlink" },
{ 140, "link" },
{ 141, "makedir" },
{ 142, "rmdir" },
{ 143, "oldsetlock" },
{ 144, "oldextlock" },
{ 145, "oldrellock" },
{ 146, "get-stats" },
{ 147, "give-cbs" },
{ 148, "get-vlinfo" },
{ 149, "get-vlstats" },
{ 150, "set-vlstats" },
{ 151, "get-rootvl" },
{ 152, "check-token" },
{ 153, "get-time" },
{ 154, "nget-vlinfo" },
{ 155, "bulk-stat" },
{ 156, "setlock" },
{ 157, "extlock" },
{ 158, "rellock" },
{ 159, "xstat-ver" },
{ 160, "get-xstat" },
{ 161, "dfs-lookup" },
{ 162, "dfs-flushcps" },
{ 163, "dfs-symlink" },
{ 220, "residency" },
{ 65536, "inline-bulk-status" },
{ 65537, "fetch-data-64" },
{ 65538, "store-data-64" },
{ 65539, "give-up-all-cbs" },
{ 65540, "get-caps" },
{ 65541, "cb-rx-conn-addr" },
{ 0, NULL },
};
static struct tok cb_req[] = {
{ 204, "callback" },
{ 205, "initcb" },
{ 206, "probe" },
{ 207, "getlock" },
{ 208, "getce" },
{ 209, "xstatver" },
{ 210, "getxstat" },
{ 211, "initcb2" },
{ 212, "whoareyou" },
{ 213, "initcb3" },
{ 214, "probeuuid" },
{ 215, "getsrvprefs" },
{ 216, "getcellservdb" },
{ 217, "getlocalcell" },
{ 218, "getcacheconf" },
{ 65536, "getce64" },
{ 65537, "getcellbynum" },
{ 65538, "tellmeaboutyourself" },
{ 0, NULL },
};
static struct tok pt_req[] = {
{ 500, "new-user" },
{ 501, "where-is-it" },
{ 502, "dump-entry" },
{ 503, "add-to-group" },
{ 504, "name-to-id" },
{ 505, "id-to-name" },
{ 506, "delete" },
{ 507, "remove-from-group" },
{ 508, "get-cps" },
{ 509, "new-entry" },
{ 510, "list-max" },
{ 511, "set-max" },
{ 512, "list-entry" },
{ 513, "change-entry" },
{ 514, "list-elements" },
{ 515, "same-mbr-of" },
{ 516, "set-fld-sentry" },
{ 517, "list-owned" },
{ 518, "get-cps2" },
{ 519, "get-host-cps" },
{ 520, "update-entry" },
{ 521, "list-entries" },
{ 530, "list-super-groups" },
{ 0, NULL },
};
static struct tok vldb_req[] = {
{ 501, "create-entry" },
{ 502, "delete-entry" },
{ 503, "get-entry-by-id" },
{ 504, "get-entry-by-name" },
{ 505, "get-new-volume-id" },
{ 506, "replace-entry" },
{ 507, "update-entry" },
{ 508, "setlock" },
{ 509, "releaselock" },
{ 510, "list-entry" },
{ 511, "list-attrib" },
{ 512, "linked-list" },
{ 513, "get-stats" },
{ 514, "probe" },
{ 515, "get-addrs" },
{ 516, "change-addr" },
{ 517, "create-entry-n" },
{ 518, "get-entry-by-id-n" },
{ 519, "get-entry-by-name-n" },
{ 520, "replace-entry-n" },
{ 521, "list-entry-n" },
{ 522, "list-attrib-n" },
{ 523, "linked-list-n" },
{ 524, "update-entry-by-name" },
{ 525, "create-entry-u" },
{ 526, "get-entry-by-id-u" },
{ 527, "get-entry-by-name-u" },
{ 528, "replace-entry-u" },
{ 529, "list-entry-u" },
{ 530, "list-attrib-u" },
{ 531, "linked-list-u" },
{ 532, "regaddr" },
{ 533, "get-addrs-u" },
{ 534, "list-attrib-n2" },
{ 0, NULL },
};
static struct tok kauth_req[] = {
{ 1, "auth-old" },
{ 21, "authenticate" },
{ 22, "authenticate-v2" },
{ 2, "change-pw" },
{ 3, "get-ticket-old" },
{ 23, "get-ticket" },
{ 4, "set-pw" },
{ 5, "set-fields" },
{ 6, "create-user" },
{ 7, "delete-user" },
{ 8, "get-entry" },
{ 9, "list-entry" },
{ 10, "get-stats" },
{ 11, "debug" },
{ 12, "get-pw" },
{ 13, "get-random-key" },
{ 14, "unlock" },
{ 15, "lock-status" },
{ 0, NULL },
};
static struct tok vol_req[] = {
{ 100, "create-volume" },
{ 101, "delete-volume" },
{ 102, "restore" },
{ 103, "forward" },
{ 104, "end-trans" },
{ 105, "clone" },
{ 106, "set-flags" },
{ 107, "get-flags" },
{ 108, "trans-create" },
{ 109, "dump" },
{ 110, "get-nth-volume" },
{ 111, "set-forwarding" },
{ 112, "get-name" },
{ 113, "get-status" },
{ 114, "sig-restore" },
{ 115, "list-partitions" },
{ 116, "list-volumes" },
{ 117, "set-id-types" },
{ 118, "monitor" },
{ 119, "partition-info" },
{ 120, "reclone" },
{ 121, "list-one-volume" },
{ 122, "nuke" },
{ 123, "set-date" },
{ 124, "x-list-volumes" },
{ 125, "x-list-one-volume" },
{ 126, "set-info" },
{ 127, "x-list-partitions" },
{ 128, "forward-multiple" },
{ 65536, "convert-ro" },
{ 65537, "get-size" },
{ 65538, "dump-v2" },
{ 0, NULL },
};
static struct tok bos_req[] = {
{ 80, "create-bnode" },
{ 81, "delete-bnode" },
{ 82, "set-status" },
{ 83, "get-status" },
{ 84, "enumerate-instance" },
{ 85, "get-instance-info" },
{ 86, "get-instance-parm" },
{ 87, "add-superuser" },
{ 88, "delete-superuser" },
{ 89, "list-superusers" },
{ 90, "list-keys" },
{ 91, "add-key" },
{ 92, "delete-key" },
{ 93, "set-cell-name" },
{ 94, "get-cell-name" },
{ 95, "get-cell-host" },
{ 96, "add-cell-host" },
{ 97, "delete-cell-host" },
{ 98, "set-t-status" },
{ 99, "shutdown-all" },
{ 100, "restart-all" },
{ 101, "startup-all" },
{ 102, "set-noauth-flag" },
{ 103, "re-bozo" },
{ 104, "restart" },
{ 105, "start-bozo-install" },
{ 106, "uninstall" },
{ 107, "get-dates" },
{ 108, "exec" },
{ 109, "prune" },
{ 110, "set-restart-time" },
{ 111, "get-restart-time" },
{ 112, "start-bozo-log" },
{ 113, "wait-all" },
{ 114, "get-instance-strings" },
{ 115, "get-restricted" },
{ 116, "set-restricted" },
{ 0, NULL },
};
static struct tok ubik_req[] = {
{ 10000, "vote-beacon" },
{ 10001, "vote-debug-old" },
{ 10002, "vote-sdebug-old" },
{ 10003, "vote-getsyncsite" },
{ 10004, "vote-debug" },
{ 10005, "vote-sdebug" },
{ 10006, "vote-xdebug" },
{ 10007, "vote-xsdebug" },
{ 20000, "disk-begin" },
{ 20001, "disk-commit" },
{ 20002, "disk-lock" },
{ 20003, "disk-write" },
{ 20004, "disk-getversion" },
{ 20005, "disk-getfile" },
{ 20006, "disk-sendfile" },
{ 20007, "disk-abort" },
{ 20008, "disk-releaselocks" },
{ 20009, "disk-truncate" },
{ 20010, "disk-probe" },
{ 20011, "disk-writev" },
{ 20012, "disk-interfaceaddr" },
{ 20013, "disk-setversion" },
{ 0, NULL },
};
#define VOTE_LOW 10000
#define VOTE_HIGH 10007
#define DISK_LOW 20000
#define DISK_HIGH 20013
static struct tok cb_types[] = {
{ 1, "exclusive" },
{ 2, "shared" },
{ 3, "dropped" },
{ 0, NULL },
};
static struct tok ubik_lock_types[] = {
{ 1, "read" },
{ 2, "write" },
{ 3, "wait" },
{ 0, NULL },
};
static const char *voltype[] = { "read-write", "read-only", "backup" };
static struct tok afs_fs_errors[] = {
{ 101, "salvage volume" },
{ 102, "no such vnode" },
{ 103, "no such volume" },
{ 104, "volume exist" },
{ 105, "no service" },
{ 106, "volume offline" },
{ 107, "voline online" },
{ 108, "diskfull" },
{ 109, "diskquota exceeded" },
{ 110, "volume busy" },
{ 111, "volume moved" },
{ 112, "AFS IO error" },
{ -100, "restarting fileserver" },
{ 0, NULL }
};
/*
* Reasons for acknowledging a packet
*/
static struct tok rx_ack_reasons[] = {
{ 1, "ack requested" },
{ 2, "duplicate packet" },
{ 3, "out of sequence" },
{ 4, "exceeds window" },
{ 5, "no buffer space" },
{ 6, "ping" },
{ 7, "ping response" },
{ 8, "delay" },
{ 9, "idle" },
{ 0, NULL },
};
/*
* Cache entries we keep around so we can figure out the RX opcode
* numbers for replies. This allows us to make sense of RX reply packets.
*/
struct rx_cache_entry {
u_int32_t callnum; /* Call number (net order) */
struct in_addr client; /* client IP address (net order) */
struct in_addr server; /* server IP address (net order) */
int dport; /* server port (host order) */
u_short serviceId; /* Service identifier (net order) */
u_int32_t opcode; /* RX opcode (host order) */
};
#define RX_CACHE_SIZE 64
static struct rx_cache_entry rx_cache[RX_CACHE_SIZE];
static int rx_cache_next = 0;
static int rx_cache_hint = 0;
static void rx_cache_insert(const u_char *, const struct ip *, int);
static int rx_cache_find(const struct rx_header *, const struct ip *,
int, int32_t *);
static void fs_print(const u_char *, int);
static void fs_reply_print(const u_char *, int, int32_t);
static void acl_print(u_char *, int, u_char *);
static void cb_print(const u_char *, int);
static void cb_reply_print(const u_char *, int, int32_t);
static void prot_print(const u_char *, int);
static void prot_reply_print(const u_char *, int, int32_t);
static void vldb_print(const u_char *, int);
static void vldb_reply_print(const u_char *, int, int32_t);
static void kauth_print(const u_char *, int);
static void kauth_reply_print(const u_char *, int, int32_t);
static void vol_print(const u_char *, int);
static void vol_reply_print(const u_char *, int, int32_t);
static void bos_print(const u_char *, int);
static void bos_reply_print(const u_char *, int, int32_t);
static void ubik_print(const u_char *);
static void ubik_reply_print(const u_char *, int, int32_t);
static void rx_ack_print(const u_char *, int);
static int is_ubik(u_int32_t);
/*
* Handle the rx-level packet. See if we know what port it's going to so
* we can peek at the afs call inside
*/
void
rx_print(register const u_char *bp, int length, int sport, int dport,
u_char *bp2)
{
register struct rx_header *rxh;
int i;
int32_t opcode;
if (snapend - bp < (int)sizeof (struct rx_header)) {
printf(" [|rx] (%d)", length);
return;
}
rxh = (struct rx_header *) bp;
printf(" rx %s", tok2str(rx_types, "type %d", rxh->type));
if (vflag) {
int firstflag = 0;
if (vflag > 1)
printf(" cid %08x call# %d",
(int) EXTRACT_32BITS(&rxh->cid),
(int) EXTRACT_32BITS(&rxh->callNumber));
printf(" seq %d ser %d",
(int) EXTRACT_32BITS(&rxh->seq),
(int) EXTRACT_32BITS(&rxh->serial));
if (vflag > 2)
printf(" secindex %d serviceid %hu",
(int) rxh->securityIndex,
EXTRACT_16BITS(&rxh->serviceId));
if (vflag > 1)
for (i = 0; i < NUM_RX_FLAGS; i++) {
if (rxh->flags & rx_flags[i].flag &&
(!rx_flags[i].packetType ||
rxh->type == rx_flags[i].packetType)) {
if (!firstflag) {
firstflag = 1;
printf(" ");
} else {
printf(",");
}
printf("<%s>", rx_flags[i].s);
}
}
}
/*
* Try to handle AFS calls that we know about. Check the destination
* port and make sure it's a data packet. Also, make sure the
* seq number is 1 (because otherwise it's a continuation packet,
* and we can't interpret that). Also, seems that reply packets
* do not have the client-init flag set, so we check for that
* as well.
*/
if (rxh->type == RX_PACKET_TYPE_DATA &&
EXTRACT_32BITS(&rxh->seq) == 1 &&
rxh->flags & RX_CLIENT_INITIATED) {
/*
* Insert this call into the call cache table, so we
* have a chance to print out replies
*/
rx_cache_insert(bp, (const struct ip *) bp2, dport);
switch (dport) {
case FS_RX_PORT: /* AFS file service */
fs_print(bp, length);
break;
case CB_RX_PORT: /* AFS callback service */
cb_print(bp, length);
break;
case PROT_RX_PORT: /* AFS protection service */
prot_print(bp, length);
break;
case VLDB_RX_PORT: /* AFS VLDB service */
vldb_print(bp, length);
break;
case KAUTH_RX_PORT: /* AFS Kerberos auth service */
kauth_print(bp, length);
break;
case VOL_RX_PORT: /* AFS Volume service */
vol_print(bp, length);
break;
case BOS_RX_PORT: /* AFS BOS service */
bos_print(bp, length);
break;
default:
;
}
/*
* If it's a reply (client-init is _not_ set, but seq is one)
* then look it up in the cache. If we find it, call the reply
* printing functions Note that we handle abort packets here,
* because printing out the return code can be useful at times.
*/
} else if (((rxh->type == RX_PACKET_TYPE_DATA &&
EXTRACT_32BITS(&rxh->seq) == 1) ||
rxh->type == RX_PACKET_TYPE_ABORT) &&
(rxh->flags & RX_CLIENT_INITIATED) == 0 &&
rx_cache_find(rxh, (const struct ip *) bp2,
sport, &opcode)) {
switch (sport) {
case FS_RX_PORT: /* AFS file service */
fs_reply_print(bp, length, opcode);
break;
case CB_RX_PORT: /* AFS callback service */
cb_reply_print(bp, length, opcode);
break;
case PROT_RX_PORT: /* AFS PT service */
prot_reply_print(bp, length, opcode);
break;
case VLDB_RX_PORT: /* AFS VLDB service */
vldb_reply_print(bp, length, opcode);
break;
case KAUTH_RX_PORT: /* AFS Kerberos auth service */
kauth_reply_print(bp, length, opcode);
break;
case VOL_RX_PORT: /* AFS Volume service */
vol_reply_print(bp, length, opcode);
break;
case BOS_RX_PORT: /* AFS BOS service */
bos_reply_print(bp, length, opcode);
break;
default:
;
}
/*
* If it's an RX ack packet, then use the appropriate ack decoding
* function (there isn't any service-specific information in the
* ack packet, so we can use one for all AFS services)
*/
} else if (rxh->type == RX_PACKET_TYPE_ACK)
rx_ack_print(bp, length);
printf(" (%d)", length);
}
/*
* Insert an entry into the cache. Taken from print-nfs.c
*/
static void
rx_cache_insert(const u_char *bp, const struct ip *ip, int dport)
{
struct rx_cache_entry *rxent;
const struct rx_header *rxh = (const struct rx_header *) bp;
if (snapend - bp + 1 <= (int)(sizeof(struct rx_header) + sizeof(int32_t)))
return;
rxent = &rx_cache[rx_cache_next];
if (++rx_cache_next >= RX_CACHE_SIZE)
rx_cache_next = 0;
rxent->callnum = rxh->callNumber;
rxent->client = ip->ip_src;
rxent->server = ip->ip_dst;
rxent->dport = dport;
rxent->serviceId = rxh->serviceId;
rxent->opcode = EXTRACT_32BITS(bp + sizeof(struct rx_header));
}
/*
* Lookup an entry in the cache. Also taken from print-nfs.c
*
* Note that because this is a reply, we're looking at the _source_
* port.
*/
static int
rx_cache_find(const struct rx_header *rxh, const struct ip *ip, int sport,
int32_t *opcode)
{
int i;
struct rx_cache_entry *rxent;
u_int32_t clip = ip->ip_dst.s_addr;
u_int32_t sip = ip->ip_src.s_addr;
/* Start the search where we last left off */
i = rx_cache_hint;
do {
rxent = &rx_cache[i];
if (rxent->callnum == rxh->callNumber &&
rxent->client.s_addr == clip &&
rxent->server.s_addr == sip &&
rxent->serviceId == rxh->serviceId &&
rxent->dport == sport) {
/* We got a match! */
rx_cache_hint = i;
*opcode = rxent->opcode;
return(1);
}
if (++i > RX_CACHE_SIZE)
i = 0;
} while (i != rx_cache_hint);
/* Our search failed */
return(0);
}
/*
* These extrememly grody macros handle the printing of various AFS stuff.
*/
#define FIDOUT() { unsigned long n1, n2, n3; \
TCHECK2(bp[0], sizeof(int32_t) * 3); \
n1 = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
n2 = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
n3 = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
printf(" fid %d/%d/%d", (int) n1, (int) n2, (int) n3); \
}
#define STROUT(MAX) { unsigned int i; \
TCHECK2(bp[0], sizeof(int32_t)); \
i = EXTRACT_32BITS(bp); \
if (i > (MAX)) \
goto trunc; \
bp += sizeof(int32_t); \
printf(" \""); \
if (fn_printn(bp, i, snapend)) \
goto trunc; \
printf("\""); \
bp += ((i + sizeof(int32_t) - 1) / sizeof(int32_t)) * sizeof(int32_t); \
}
#define INTOUT() { int i; \
TCHECK2(bp[0], sizeof(int32_t)); \
i = (int) EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
printf(" %d", i); \
}
#define UINTOUT() { unsigned long i; \
TCHECK2(bp[0], sizeof(int32_t)); \
i = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
printf(" %lu", i); \
}
#define UINT64OUT() { u_int64_t i; \
TCHECK2(bp[0], sizeof(u_int64_t)); \
i = EXTRACT_64BITS(bp); \
bp += sizeof(u_int64_t); \
printf(" %" PRIu64, i); \
}
#define DATEOUT() { time_t t; struct tm *tm; char str[256]; \
TCHECK2(bp[0], sizeof(int32_t)); \
t = (time_t) EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
tm = localtime(&t); \
strftime(str, 256, "%Y/%m/%d %T", tm); \
printf(" %s", str); \
}
#define STOREATTROUT() { unsigned long mask, i; \
TCHECK2(bp[0], (sizeof(int32_t)*6)); \
mask = EXTRACT_32BITS(bp); bp += sizeof(int32_t); \
if (mask) printf (" StoreStatus"); \
if (mask & 1) { printf(" date"); DATEOUT(); } \
else bp += sizeof(int32_t); \
i = EXTRACT_32BITS(bp); bp += sizeof(int32_t); \
if (mask & 2) printf(" owner %lu", i); \
i = EXTRACT_32BITS(bp); bp += sizeof(int32_t); \
if (mask & 4) printf(" group %lu", i); \
i = EXTRACT_32BITS(bp); bp += sizeof(int32_t); \
if (mask & 8) printf(" mode %lo", i & 07777); \
i = EXTRACT_32BITS(bp); bp += sizeof(int32_t); \
if (mask & 16) printf(" segsize %lu", i); \
/* undocumented in 3.3 docu */ \
if (mask & 1024) printf(" fsync"); \
}
#define UBIK_VERSIONOUT() {int32_t epoch; int32_t counter; \
TCHECK2(bp[0], sizeof(int32_t) * 2); \
epoch = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
counter = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
printf(" %d.%d", epoch, counter); \
}
#define AFSUUIDOUT() {u_int32_t temp; int i; \
TCHECK2(bp[0], 11*sizeof(u_int32_t)); \
temp = EXTRACT_32BITS(bp); \
bp += sizeof(u_int32_t); \
printf(" %08x", temp); \
temp = EXTRACT_32BITS(bp); \
bp += sizeof(u_int32_t); \
printf("%04x", temp); \
temp = EXTRACT_32BITS(bp); \
bp += sizeof(u_int32_t); \
printf("%04x", temp); \
for (i = 0; i < 8; i++) { \
temp = EXTRACT_32BITS(bp); \
bp += sizeof(u_int32_t); \
printf("%02x", (unsigned char) temp); \
} \
}
/*
* This is the sickest one of all
*/
#define VECOUT(MAX) { u_char *sp; \
u_char s[AFSNAMEMAX]; \
int k; \
if ((MAX) + 1 > sizeof(s)) \
goto trunc; \
TCHECK2(bp[0], (MAX) * sizeof(int32_t)); \
sp = s; \
for (k = 0; k < (MAX); k++) { \
*sp++ = (u_char) EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
} \
s[(MAX)] = '\0'; \
printf(" \""); \
fn_print(s, NULL); \
printf("\""); \
}
#define DESTSERVEROUT() { unsigned long n1, n2, n3; \
TCHECK2(bp[0], sizeof(int32_t) * 3); \
n1 = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
n2 = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
n3 = EXTRACT_32BITS(bp); \
bp += sizeof(int32_t); \
printf(" server %d:%d:%d", (int) n1, (int) n2, (int) n3); \
}
/*
* Handle calls to the AFS file service (fs)
*/
static void
fs_print(register const u_char *bp, int length)
{
int fs_op;
unsigned long i;
if (length <= (int)sizeof(struct rx_header))
return;
if (snapend - bp + 1 <= (int)(sizeof(struct rx_header) + sizeof(int32_t))) {
goto trunc;
}
/*
* Print out the afs call we're invoking. The table used here was
* gleaned from fsint/afsint.xg
*/
fs_op = EXTRACT_32BITS(bp + sizeof(struct rx_header));
printf(" fs call %s", tok2str(fs_req, "op#%d", fs_op));
/*
* Print out arguments to some of the AFS calls. This stuff is
* all from afsint.xg
*/
bp += sizeof(struct rx_header) + 4;
/*
* Sigh. This is gross. Ritchie forgive me.
*/
switch (fs_op) {
case 130: /* Fetch data */
FIDOUT();
printf(" offset");
UINTOUT();
printf(" length");
UINTOUT();
break;
case 131: /* Fetch ACL */
case 132: /* Fetch Status */
case 143: /* Old set lock */
case 144: /* Old extend lock */
case 145: /* Old release lock */
case 156: /* Set lock */
case 157: /* Extend lock */
case 158: /* Release lock */
FIDOUT();
break;
case 135: /* Store status */
FIDOUT();
STOREATTROUT();
break;
case 133: /* Store data */
FIDOUT();
STOREATTROUT();
printf(" offset");
UINTOUT();
printf(" length");
UINTOUT();
printf(" flen");
UINTOUT();
break;
case 134: /* Store ACL */
{
char a[AFSOPAQUEMAX+1];
FIDOUT();
TCHECK2(bp[0], 4);
i = EXTRACT_32BITS(bp);
bp += sizeof(int32_t);
TCHECK2(bp[0], i);
i = min(AFSOPAQUEMAX, i);
strncpy(a, (char *) bp, i);
a[i] = '\0';
acl_print((u_char *) a, sizeof(a), (u_char *) a + i);
break;
}
case 137: /* Create file */
case 141: /* MakeDir */
FIDOUT();
STROUT(AFSNAMEMAX);
STOREATTROUT();
break;
case 136: /* Remove file */
case 142: /* Remove directory */
FIDOUT();
STROUT(AFSNAMEMAX);
break;
case 138: /* Rename file */
printf(" old");
FIDOUT();
STROUT(AFSNAMEMAX);
printf(" new");
FIDOUT();
STROUT(AFSNAMEMAX);
break;
case 139: /* Symlink */
FIDOUT();
STROUT(AFSNAMEMAX);
printf(" link to");
STROUT(AFSNAMEMAX);
break;
case 140: /* Link */
FIDOUT();
STROUT(AFSNAMEMAX);
printf(" link to");
FIDOUT();
break;
case 148: /* Get volume info */
STROUT(AFSNAMEMAX);
break;
case 149: /* Get volume stats */
case 150: /* Set volume stats */
printf(" volid");
UINTOUT();
break;
case 154: /* New get volume info */
printf(" volname");
STROUT(AFSNAMEMAX);
break;
case 155: /* Bulk stat */
case 65536: /* Inline bulk stat */
{
unsigned long j;
TCHECK2(bp[0], 4);
j = EXTRACT_32BITS(bp);
bp += sizeof(int32_t);
for (i = 0; i < j; i++) {
FIDOUT();
if (i != j - 1)
printf(",");
}
if (j == 0)
printf(" <none!>");
}
case 65537: /* Fetch data 64 */
FIDOUT();
printf(" offset");
UINT64OUT();
printf(" length");
UINT64OUT();
break;
case 65538: /* Store data 64 */
FIDOUT();
STOREATTROUT();
printf(" offset");
UINT64OUT();
printf(" length");
UINT64OUT();
printf(" flen");
UINT64OUT();
break;
case 65541: /* CallBack rx conn address */
printf(" addr");
UINTOUT();
default:
;
}
return;
trunc:
printf(" [|fs]");
}
/*
* Handle replies to the AFS file service
*/
static void
fs_reply_print(register const u_char *bp, int length, int32_t opcode)
{
unsigned long i;
struct rx_header *rxh;
if (length <= (int)sizeof(struct rx_header))
return;
rxh = (struct rx_header *) bp;
/*
* Print out the afs call we're invoking. The table used here was
* gleaned from fsint/afsint.xg
*/
printf(" fs reply %s", tok2str(fs_req, "op#%d", opcode));
bp += sizeof(struct rx_header);
/*
* If it was a data packet, interpret the response
*/
if (rxh->type == RX_PACKET_TYPE_DATA) {
switch (opcode) {