2 * Copyright (C) Andrew Tridgell 1995-1999
4 * This software may be distributed either under the terms of the
5 * BSD-style license that accompanies tcpdump or the GNU GPL version 2
9 /* \summary: SMB/CIFS printer */
15 #include "netdissect-stdinc.h"
19 #include "netdissect.h"
24 static int request
= 0;
25 static int unicodestr
= 0;
27 extern const u_char
*startbuf
;
29 const u_char
*startbuf
= NULL
;
36 void (*fn
)(netdissect_options
*, const u_char
*, const u_char
*, const u_char
*, const u_char
*);
39 struct smbdescriptint
{
44 void (*fn
)(netdissect_options
*, const u_char
*, const u_char
*, u_int
, u_int
);
52 struct smbdescript descript
;
60 struct smbdescriptint descript
;
63 #define DEFDESCRIPT { NULL, NULL, NULL, NULL, NULL }
65 #define FLG_CHAIN (1 << 0)
67 static const struct smbfns
*
68 smbfind(int id
, const struct smbfns
*list
)
72 for (sindex
= 0; list
[sindex
].name
; sindex
++)
73 if (list
[sindex
].id
== id
)
74 return(&list
[sindex
]);
79 static const struct smbfnsint
*
80 smbfindint(int id
, const struct smbfnsint
*list
)
84 for (sindex
= 0; list
[sindex
].name
; sindex
++)
85 if (list
[sindex
].id
== id
)
86 return(&list
[sindex
]);
92 trans2_findfirst(netdissect_options
*ndo
,
93 const u_char
*param
, const u_char
*data
, u_int pcnt
, u_int dcnt
)
98 fmt
= "Attribute=[A]\nSearchCount=[u]\nFlags=[w]\nLevel=[uP4]\nFile=[S]\n";
100 fmt
= "Handle=[w]\nCount=[u]\nEOS=[w]\nEoffset=[u]\nLastNameOfs=[w]\n";
102 smb_fdata(ndo
, param
, fmt
, param
+ pcnt
, unicodestr
);
105 smb_data_print(ndo
, data
, dcnt
);
110 trans2_qfsinfo(netdissect_options
*ndo
,
111 const u_char
*param
, const u_char
*data
, u_int pcnt
, u_int dcnt
)
113 static u_int level
= 0;
117 level
= GET_LE_U_2(param
);
118 fmt
= "InfoLevel=[u]\n";
119 smb_fdata(ndo
, param
, fmt
, param
+ pcnt
, unicodestr
);
123 fmt
= "idFileSystem=[W]\nSectorUnit=[U]\nUnit=[U]\nAvail=[U]\nSectorSize=[u]\n";
126 fmt
= "CreationTime=[T2]VolNameLength=[lb]\nVolumeLabel=[c]\n";
129 fmt
= "Capabilities=[W]\nMaxFileLen=[U]\nVolNameLen=[lU]\nVolume=[C]\n";
132 fmt
= "UnknownLevel\n";
135 smb_fdata(ndo
, data
, fmt
, data
+ dcnt
, unicodestr
);
139 smb_data_print(ndo
, data
, dcnt
);
143 static const struct smbfnsint trans2_fns
[] = {
144 { 0, "TRANSACT2_OPEN", 0,
145 { "Flags2=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]\nOFun=[w]\nSize=[U]\nRes=([w, w, w, w, w])\nPath=[S]",
147 "Handle=[u]\nAttrib=[A]\nTime=[T2]\nSize=[U]\nAccess=[w]\nType=[w]\nState=[w]\nAction=[w]\nInode=[W]\nOffErr=[u]\n|EALength=[u]\n",
149 { 1, "TRANSACT2_FINDFIRST", 0,
150 { NULL
, NULL
, NULL
, NULL
, trans2_findfirst
}},
151 { 2, "TRANSACT2_FINDNEXT", 0, DEFDESCRIPT
},
152 { 3, "TRANSACT2_QFSINFO", 0,
153 { NULL
, NULL
, NULL
, NULL
, trans2_qfsinfo
}},
154 { 4, "TRANSACT2_SETFSINFO", 0, DEFDESCRIPT
},
155 { 5, "TRANSACT2_QPATHINFO", 0, DEFDESCRIPT
},
156 { 6, "TRANSACT2_SETPATHINFO", 0, DEFDESCRIPT
},
157 { 7, "TRANSACT2_QFILEINFO", 0, DEFDESCRIPT
},
158 { 8, "TRANSACT2_SETFILEINFO", 0, DEFDESCRIPT
},
159 { 9, "TRANSACT2_FSCTL", 0, DEFDESCRIPT
},
160 { 10, "TRANSACT2_IOCTL", 0, DEFDESCRIPT
},
161 { 11, "TRANSACT2_FINDNOTIFYFIRST", 0, DEFDESCRIPT
},
162 { 12, "TRANSACT2_FINDNOTIFYNEXT", 0, DEFDESCRIPT
},
163 { 13, "TRANSACT2_MKDIR", 0, DEFDESCRIPT
},
164 { -1, NULL
, 0, DEFDESCRIPT
}
169 print_trans2(netdissect_options
*ndo
,
170 const u_char
*words
, const u_char
*dat
, const u_char
*buf
, const u_char
*maxbuf
)
173 static const struct smbfnsint
*fn
= &trans2_fns
[0];
174 const u_char
*data
, *param
;
175 const u_char
*w
= words
+ 1;
176 const char *f1
= NULL
, *f2
= NULL
;
181 ND_TCHECK_2(w
+ (14 * 2));
182 pcnt
= GET_LE_U_2(w
+ 9 * 2);
183 param
= buf
+ GET_LE_U_2(w
+ 10 * 2);
184 dcnt
= GET_LE_U_2(w
+ 11 * 2);
185 data
= buf
+ GET_LE_U_2(w
+ 12 * 2);
186 fn
= smbfindint(GET_LE_U_2(w
+ 14 * 2), trans2_fns
);
188 if (GET_U_1(words
) == 0) {
189 ND_PRINT("%s\n", fn
->name
);
190 ND_PRINT("Trans2Interim\n");
193 ND_TCHECK_2(w
+ (7 * 2));
194 pcnt
= GET_LE_U_2(w
+ 3 * 2);
195 param
= buf
+ GET_LE_U_2(w
+ 4 * 2);
196 dcnt
= GET_LE_U_2(w
+ 6 * 2);
197 data
= buf
+ GET_LE_U_2(w
+ 7 * 2);
200 ND_PRINT("%s param_length=%u data_length=%u\n", fn
->name
, pcnt
, dcnt
);
203 if (GET_U_1(words
) == 8) {
204 smb_fdata(ndo
, words
+ 1,
205 "Trans2Secondary\nTotParam=[u]\nTotData=[u]\nParamCnt=[u]\nParamOff=[u]\nParamDisp=[u]\nDataCnt=[u]\nDataOff=[u]\nDataDisp=[u]\nHandle=[u]\n",
209 smb_fdata(ndo
, words
+ 1,
210 "TotParam=[u]\nTotData=[u]\nMaxParam=[u]\nMaxData=[u]\nMaxSetup=[b][P1]\nFlags=[w]\nTimeOut=[D]\nRes1=[w]\nParamCnt=[u]\nParamOff=[u]\nDataCnt=[u]\nDataOff=[u]\nSetupCnt=[b][P1]\n",
211 words
+ 1 + 14 * 2, unicodestr
);
213 f1
= fn
->descript
.req_f1
;
214 f2
= fn
->descript
.req_f2
;
216 smb_fdata(ndo
, words
+ 1,
217 "TotParam=[u]\nTotData=[u]\nRes1=[w]\nParamCnt=[u]\nParamOff=[u]\nParamDisp[u]\nDataCnt=[u]\nDataOff=[u]\nDataDisp=[u]\nSetupCnt=[b][P1]\n",
218 words
+ 1 + 10 * 2, unicodestr
);
219 f1
= fn
->descript
.rep_f1
;
220 f2
= fn
->descript
.rep_f2
;
223 bcc
= GET_LE_U_2(dat
);
224 ND_PRINT("smb_bcc=%u\n", bcc
);
226 (*fn
->descript
.fn
)(ndo
, param
, data
, pcnt
, dcnt
);
228 smb_fdata(ndo
, param
, f1
? f1
: "Parameters=\n", param
+ pcnt
, unicodestr
);
229 smb_fdata(ndo
, data
, f2
? f2
: "Data=\n", data
+ dcnt
, unicodestr
);
237 print_browse(netdissect_options
*ndo
,
238 const u_char
*param
, u_int paramlen
, const u_char
*data
, u_int datalen
)
240 const u_char
*maxbuf
= data
+ datalen
;
243 command
= GET_U_1(data
);
245 smb_fdata(ndo
, param
, "BROWSE PACKET\n|Param ", param
+paramlen
, unicodestr
);
249 data
= smb_fdata(ndo
, data
,
250 "BROWSE PACKET:\nType=[B] (LocalMasterAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[u]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
255 data
= smb_fdata(ndo
, data
,
256 "BROWSE PACKET:\nType=[B] (HostAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[u]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
261 data
= smb_fdata(ndo
, data
,
262 "BROWSE PACKET:\nType=[B] (AnnouncementRequest)\nFlags=[B]\nReplySystemName=[S]\n",
267 data
= smb_fdata(ndo
, data
,
268 "BROWSE PACKET:\nType=[B] (WorkgroupAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[u]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nCommentPointer=[W]\nServerName=[S]\n",
273 data
= smb_fdata(ndo
, data
,
274 "BROWSE PACKET:\nType=[B] (ElectionFrame)\nElectionVersion=[B]\nOSSummary=[W]\nUptime=[(W, W)]\nServerName=[S]\n",
279 data
= smb_fdata(ndo
, data
,
280 "BROWSE PACKET:\nType=[B] (BecomeBackupBrowser)\nName=[S]\n",
285 data
= smb_fdata(ndo
, data
,
286 "BROWSE PACKET:\nType=[B] (GetBackupList)\nListCount?=[B]\nToken=[W]\n",
291 data
= smb_fdata(ndo
, data
,
292 "BROWSE PACKET:\nType=[B] (BackupListResponse)\nServerCount?=[B]\nToken=[W]\n*Name=[S]\n",
297 data
= smb_fdata(ndo
, data
,
298 "BROWSE PACKET:\nType=[B] (MasterAnnouncement)\nMasterName=[S]\n",
303 data
= smb_fdata(ndo
, data
,
304 "BROWSE PACKET:\nType=[B] (ResetBrowser)\nOptions=[B]\n", maxbuf
, unicodestr
);
308 data
= smb_fdata(ndo
, data
, "Unknown Browser Frame ", maxbuf
, unicodestr
);
315 print_ipc(netdissect_options
*ndo
,
316 const u_char
*param
, u_int paramlen
, const u_char
*data
, u_int datalen
)
319 smb_fdata(ndo
, param
, "Command=[w]\nStr1=[S]\nStr2=[S]\n", param
+ paramlen
,
322 smb_fdata(ndo
, data
, "IPC ", data
+ datalen
, unicodestr
);
327 print_trans(netdissect_options
*ndo
,
328 const u_char
*words
, const u_char
*data1
, const u_char
*buf
, const u_char
*maxbuf
)
331 const char *f1
, *f2
, *f3
, *f4
;
332 const u_char
*data
, *param
;
333 const u_char
*w
= words
+ 1;
334 u_int datalen
, paramlen
;
337 ND_TCHECK_2(w
+ (12 * 2));
338 paramlen
= GET_LE_U_2(w
+ 9 * 2);
339 param
= buf
+ GET_LE_U_2(w
+ 10 * 2);
340 datalen
= GET_LE_U_2(w
+ 11 * 2);
341 data
= buf
+ GET_LE_U_2(w
+ 12 * 2);
342 f1
= "TotParamCnt=[u]\nTotDataCnt=[u]\nMaxParmCnt=[u]\nMaxDataCnt=[u]\nMaxSCnt=[u]\nTransFlags=[w]\nRes1=[w]\nRes2=[w]\nRes3=[w]\nParamCnt=[u]\nParamOff=[u]\nDataCnt=[u]\nDataOff=[u]\nSUCnt=[u]\n";
347 ND_TCHECK_2(w
+ (7 * 2));
348 paramlen
= GET_LE_U_2(w
+ 3 * 2);
349 param
= buf
+ GET_LE_U_2(w
+ 4 * 2);
350 datalen
= GET_LE_U_2(w
+ 6 * 2);
351 data
= buf
+ GET_LE_U_2(w
+ 7 * 2);
352 f1
= "TotParamCnt=[u]\nTotDataCnt=[u]\nRes1=[u]\nParamCnt=[u]\nParamOff=[u]\nRes2=[u]\nDataCnt=[u]\nDataOff=[u]\nRes3=[u]\nLsetup=[u]\n";
358 smb_fdata(ndo
, words
+ 1, f1
,
359 ND_MIN(words
+ 1 + 2 * GET_U_1(words
), maxbuf
),
362 bcc
= GET_LE_U_2(data1
);
363 ND_PRINT("smb_bcc=%u\n", bcc
);
365 smb_fdata(ndo
, data1
+ 2, f2
, maxbuf
- (paramlen
+ datalen
), unicodestr
);
367 #define MAILSLOT_BROWSE_STR "\\MAILSLOT\\BROWSE"
368 ND_TCHECK_LEN(data1
+ 2, strlen(MAILSLOT_BROWSE_STR
) + 1);
369 if (strcmp((const char *)(data1
+ 2), MAILSLOT_BROWSE_STR
) == 0) {
370 print_browse(ndo
, param
, paramlen
, data
, datalen
);
373 #undef MAILSLOT_BROWSE_STR
375 #define PIPE_LANMAN_STR "\\PIPE\\LANMAN"
376 ND_TCHECK_LEN(data1
+ 2, strlen(PIPE_LANMAN_STR
) + 1);
377 if (strcmp((const char *)(data1
+ 2), PIPE_LANMAN_STR
) == 0) {
378 print_ipc(ndo
, param
, paramlen
, data
, datalen
);
381 #undef PIPE_LANMAN_STR
384 smb_fdata(ndo
, param
, f3
, ND_MIN(param
+ paramlen
, maxbuf
), unicodestr
);
386 smb_fdata(ndo
, data
, f4
, ND_MIN(data
+ datalen
, maxbuf
), unicodestr
);
395 print_negprot(netdissect_options
*ndo
,
396 const u_char
*words
, const u_char
*data
, const u_char
*buf _U_
, const u_char
*maxbuf
)
399 const char *f1
= NULL
, *f2
= NULL
;
401 wct
= GET_U_1(words
);
403 f2
= "*|Dialect=[Y]\n";
406 f1
= "Core Protocol\nDialectIndex=[u]";
408 f1
= "NT1 Protocol\nDialectIndex=[u]\nSecMode=[B]\nMaxMux=[u]\nNumVcs=[u]\nMaxBuffer=[U]\nRawSize=[U]\nSessionKey=[W]\nCapabilities=[W]\nServerTime=[T3]TimeZone=[u]\nCryptKey=";
410 f1
= "Coreplus/Lanman1/Lanman2 Protocol\nDialectIndex=[u]\nSecMode=[w]\nMaxXMit=[u]\nMaxMux=[u]\nMaxVcs=[u]\nBlkMode=[w]\nSessionKey=[W]\nServerTime=[T1]TimeZone=[u]\nRes=[W]\nCryptKey=";
414 smb_fdata(ndo
, words
+ 1, f1
, ND_MIN(words
+ 1 + wct
* 2, maxbuf
),
417 smb_data_print(ndo
, words
+ 1, ND_MIN(wct
* 2, ND_BYTES_BETWEEN(maxbuf
, words
+ 1)));
419 bcc
= GET_LE_U_2(data
);
420 ND_PRINT("smb_bcc=%u\n", bcc
);
423 smb_fdata(ndo
, data
+ 2, f2
, ND_MIN(data
+ 2 + GET_LE_U_2(data
),
424 maxbuf
), unicodestr
);
426 smb_data_print(ndo
, data
+ 2,
427 ND_MIN(GET_LE_U_2(data
), ND_BYTES_BETWEEN(maxbuf
, data
+ 2)));
432 print_sesssetup(netdissect_options
*ndo
,
433 const u_char
*words
, const u_char
*data
, const u_char
*buf _U_
, const u_char
*maxbuf
)
436 const char *f1
= NULL
, *f2
= NULL
;
438 wct
= GET_U_1(words
);
441 f1
= "Com2=[w]\nOff2=[u]\nBufSize=[u]\nMpxMax=[u]\nVcNum=[u]\nSessionKey=[W]\nPassLen=[u]\nCryptLen=[u]\nCryptOff=[u]\nPass&Name=\n";
443 f1
= "Com2=[B]\nRes1=[B]\nOff2=[u]\nMaxBuffer=[u]\nMaxMpx=[u]\nVcNumber=[u]\nSessionKey=[W]\nCaseInsensitivePasswordLength=[u]\nCaseSensitivePasswordLength=[u]\nRes=[W]\nCapabilities=[W]\nPass1&Pass2&Account&Domain&OS&LanMan=\n";
446 f1
= "Com2=[w]\nOff2=[u]\nAction=[w]\n";
447 } else if (wct
== 13) {
448 f1
= "Com2=[B]\nRes=[B]\nOff2=[u]\nAction=[w]\n";
449 f2
= "NativeOS=[S]\nNativeLanMan=[S]\nPrimaryDomain=[S]\n";
454 smb_fdata(ndo
, words
+ 1, f1
, ND_MIN(words
+ 1 + wct
* 2, maxbuf
),
457 smb_data_print(ndo
, words
+ 1, ND_MIN(wct
* 2, ND_BYTES_BETWEEN(maxbuf
, words
+ 1)));
459 bcc
= GET_LE_U_2(data
);
460 ND_PRINT("smb_bcc=%u\n", bcc
);
463 smb_fdata(ndo
, data
+ 2, f2
, ND_MIN(data
+ 2 + GET_LE_U_2(data
),
464 maxbuf
), unicodestr
);
466 smb_data_print(ndo
, data
+ 2,
467 ND_MIN(GET_LE_U_2(data
), ND_BYTES_BETWEEN(maxbuf
, data
+ 2)));
472 print_lockingandx(netdissect_options
*ndo
,
473 const u_char
*words
, const u_char
*data
, const u_char
*buf _U_
, const u_char
*maxbuf
)
476 const u_char
*maxwords
;
477 const char *f1
= NULL
, *f2
= NULL
;
479 wct
= GET_U_1(words
);
481 f1
= "Com2=[w]\nOff2=[u]\nHandle=[u]\nLockType=[w]\nTimeOut=[D]\nUnlockCount=[u]\nLockCount=[u]\n";
482 if (GET_U_1(words
+ 7) & 0x10)
483 f2
= "*Process=[u]\n[P2]Offset=[M]\nLength=[M]\n";
485 f2
= "*Process=[u]\nOffset=[D]\nLength=[U]\n";
487 f1
= "Com2=[w]\nOff2=[u]\n";
490 maxwords
= ND_MIN(words
+ 1 + wct
* 2, maxbuf
);
492 smb_fdata(ndo
, words
+ 1, f1
, maxwords
, unicodestr
);
494 bcc
= GET_LE_U_2(data
);
495 ND_PRINT("smb_bcc=%u\n", bcc
);
498 smb_fdata(ndo
, data
+ 2, f2
, ND_MIN(data
+ 2 + GET_LE_U_2(data
),
499 maxbuf
), unicodestr
);
501 smb_data_print(ndo
, data
+ 2,
502 ND_MIN(GET_LE_U_2(data
), ND_BYTES_BETWEEN(maxbuf
, data
+ 2)));
507 static const struct smbfns smb_fns
[] = {
508 { -1, "SMBunknown", 0, DEFDESCRIPT
},
510 { SMBtcon
, "SMBtcon", 0,
511 { NULL
, "Path=[Z]\nPassword=[Z]\nDevice=[Z]\n",
512 "MaxXmit=[u]\nTreeId=[u]\n", NULL
,
515 { SMBtdis
, "SMBtdis", 0, DEFDESCRIPT
},
516 { SMBexit
, "SMBexit", 0, DEFDESCRIPT
},
517 { SMBioctl
, "SMBioctl", 0, DEFDESCRIPT
},
519 { SMBecho
, "SMBecho", 0,
520 { "ReverbCount=[u]\n", NULL
,
521 "SequenceNum=[u]\n", NULL
,
524 { SMBulogoffX
, "SMBulogoffX", FLG_CHAIN
, DEFDESCRIPT
},
526 { SMBgetatr
, "SMBgetatr", 0,
527 { NULL
, "Path=[Z]\n",
528 "Attribute=[A]\nTime=[T2]Size=[U]\nRes=([w,w,w,w,w])\n", NULL
,
531 { SMBsetatr
, "SMBsetatr", 0,
532 { "Attribute=[A]\nTime=[T2]Res=([w,w,w,w,w])\n", "Path=[Z]\n",
533 NULL
, NULL
, NULL
} },
535 { SMBchkpth
, "SMBchkpth", 0,
536 { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
538 { SMBsearch
, "SMBsearch", 0,
539 { "Count=[u]\nAttrib=[A]\n",
540 "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\nRes2=[W]\n",
542 "BlkType=[B]\nBlkLen=[u]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[U]\nName=[s13]\n",
545 { SMBopen
, "SMBopen", 0,
546 { "Mode=[w]\nAttribute=[A]\n", "Path=[Z]\n",
547 "Handle=[u]\nOAttrib=[A]\nTime=[T2]Size=[U]\nAccess=[w]\n",
550 { SMBcreate
, "SMBcreate", 0,
551 { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[u]\n", NULL
, NULL
} },
553 { SMBmknew
, "SMBmknew", 0,
554 { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[u]\n", NULL
, NULL
} },
556 { SMBunlink
, "SMBunlink", 0,
557 { "Attrib=[A]\n", "Path=[Z]\n", NULL
, NULL
, NULL
} },
559 { SMBread
, "SMBread", 0,
560 { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL
,
561 "Count=[u]\nRes=([w,w,w,w])\n", NULL
, NULL
} },
563 { SMBwrite
, "SMBwrite", 0,
564 { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL
,
565 "Count=[u]\n", NULL
, NULL
} },
567 { SMBclose
, "SMBclose", 0,
568 { "Handle=[u]\nTime=[T2]", NULL
, NULL
, NULL
, NULL
} },
570 { SMBmkdir
, "SMBmkdir", 0,
571 { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
573 { SMBrmdir
, "SMBrmdir", 0,
574 { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
576 { SMBdskattr
, "SMBdskattr", 0,
578 "TotalUnits=[u]\nBlocksPerUnit=[u]\nBlockSize=[u]\nFreeUnits=[u]\nMedia=[w]\n",
582 { "Attrib=[A]\n", "OldPath=[Z]\nNewPath=[Z]\n", NULL
, NULL
, NULL
} },
585 * this is a Pathworks specific call, allowing the
586 * changing of the root path
588 { pSETDIR
, "SMBsetdir", 0, { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
590 { SMBlseek
, "SMBlseek", 0,
591 { "Handle=[u]\nMode=[w]\nOffset=[D]\n", "Offset=[D]\n", NULL
, NULL
, NULL
} },
593 { SMBflush
, "SMBflush", 0, { "Handle=[u]\n", NULL
, NULL
, NULL
, NULL
} },
595 { SMBsplopen
, "SMBsplopen", 0,
596 { "SetupLen=[u]\nMode=[w]\n", "Ident=[Z]\n", "Handle=[u]\n",
599 { SMBsplclose
, "SMBsplclose", 0,
600 { "Handle=[u]\n", NULL
, NULL
, NULL
, NULL
} },
602 { SMBsplretq
, "SMBsplretq", 0,
603 { "MaxCount=[u]\nStartIndex=[u]\n", NULL
,
604 "Count=[u]\nIndex=[u]\n",
605 "*Time=[T2]Status=[B]\nJobID=[u]\nSize=[U]\nRes=[B]Name=[s16]\n",
608 { SMBsplwr
, "SMBsplwr", 0,
609 { "Handle=[u]\n", NULL
, NULL
, NULL
, NULL
} },
611 { SMBlock
, "SMBlock", 0,
612 { "Handle=[u]\nCount=[U]\nOffset=[D]\n", NULL
, NULL
, NULL
, NULL
} },
614 { SMBunlock
, "SMBunlock", 0,
615 { "Handle=[u]\nCount=[U]\nOffset=[D]\n", NULL
, NULL
, NULL
, NULL
} },
617 /* CORE+ PROTOCOL FOLLOWS */
619 { SMBreadbraw
, "SMBreadbraw", 0,
620 { "Handle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nRes=[u]\n",
621 NULL
, NULL
, NULL
, NULL
} },
623 { SMBwritebraw
, "SMBwritebraw", 0,
624 { "Handle=[u]\nTotalCount=[u]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\n|DataSize=[u]\nDataOff=[u]\n",
625 NULL
, "WriteRawAck", NULL
, NULL
} },
627 { SMBwritec
, "SMBwritec", 0,
628 { NULL
, NULL
, "Count=[u]\n", NULL
, NULL
} },
630 { SMBwriteclose
, "SMBwriteclose", 0,
631 { "Handle=[u]\nCount=[u]\nOffset=[D]\nTime=[T2]Res=([w,w,w,w,w,w])",
632 NULL
, "Count=[u]\n", NULL
, NULL
} },
634 { SMBlockread
, "SMBlockread", 0,
635 { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL
,
636 "Count=[u]\nRes=([w,w,w,w])\n", NULL
, NULL
} },
638 { SMBwriteunlock
, "SMBwriteunlock", 0,
639 { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL
,
640 "Count=[u]\n", NULL
, NULL
} },
642 { SMBreadBmpx
, "SMBreadBmpx", 0,
643 { "Handle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nRes=[w]\n",
645 "Offset=[D]\nTotCount=[u]\nRemaining=[u]\nRes=([w,w])\nDataSize=[u]\nDataOff=[u]\n",
648 { SMBwriteBmpx
, "SMBwriteBmpx", 0,
649 { "Handle=[u]\nTotCount=[u]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\nDataSize=[u]\nDataOff=[u]\n", NULL
,
650 "Remaining=[u]\n", NULL
, NULL
} },
652 { SMBwriteBs
, "SMBwriteBs", 0,
653 { "Handle=[u]\nTotCount=[u]\nOffset=[D]\nRes=[W]\nDataSize=[u]\nDataOff=[u]\n",
654 NULL
, "Count=[u]\n", NULL
, NULL
} },
656 { SMBsetattrE
, "SMBsetattrE", 0,
657 { "Handle=[u]\nCreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]", NULL
,
658 NULL
, NULL
, NULL
} },
660 { SMBgetattrE
, "SMBgetattrE", 0,
661 { "Handle=[u]\n", NULL
,
662 "CreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]Size=[U]\nAllocSize=[U]\nAttribute=[A]\n",
665 { SMBtranss
, "SMBtranss", 0, DEFDESCRIPT
},
666 { SMBioctls
, "SMBioctls", 0, DEFDESCRIPT
},
668 { SMBcopy
, "SMBcopy", 0,
669 { "TreeID2=[u]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
670 "CopyCount=[u]\n", "|ErrStr=[S]\n", NULL
} },
672 { SMBmove
, "SMBmove", 0,
673 { "TreeID2=[u]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
674 "MoveCount=[u]\n", "|ErrStr=[S]\n", NULL
} },
676 { SMBopenX
, "SMBopenX", FLG_CHAIN
,
677 { "Com2=[w]\nOff2=[u]\nFlags=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]OFun=[w]\nSize=[U]\nTimeOut=[D]\nRes=[W]\n",
679 "Com2=[w]\nOff2=[u]\nHandle=[u]\nAttrib=[A]\nTime=[T2]Size=[U]\nAccess=[w]\nType=[w]\nState=[w]\nAction=[w]\nFileID=[W]\nRes=[w]\n",
682 { SMBreadX
, "SMBreadX", FLG_CHAIN
,
683 { "Com2=[w]\nOff2=[u]\nHandle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nCountLeft=[u]\n",
685 "Com2=[w]\nOff2=[u]\nRemaining=[u]\nRes=[W]\nDataSize=[u]\nDataOff=[u]\nRes=([w,w,w,w])\n",
688 { SMBwriteX
, "SMBwriteX", FLG_CHAIN
,
689 { "Com2=[w]\nOff2=[u]\nHandle=[u]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nCountLeft=[u]\nRes=[w]\nDataSize=[u]\nDataOff=[u]\n",
691 "Com2=[w]\nOff2=[u]\nCount=[u]\nRemaining=[u]\nRes=[W]\n",
694 { SMBffirst
, "SMBffirst", 0,
695 { "Count=[u]\nAttrib=[A]\n",
696 "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\n",
698 "BlkType=[B]\nBlkLen=[u]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[U]\nName=[s13]\n",
701 { SMBfunique
, "SMBfunique", 0,
702 { "Count=[u]\nAttrib=[A]\n",
703 "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\n",
705 "BlkType=[B]\nBlkLen=[u]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[U]\nName=[s13]\n",
708 { SMBfclose
, "SMBfclose", 0,
709 { "Count=[u]\nAttrib=[A]\n",
710 "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\n",
712 "BlkType=[B]\nBlkLen=[u]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[U]\nName=[s13]\n",
715 { SMBfindnclose
, "SMBfindnclose", 0,
716 { "Handle=[u]\n", NULL
, NULL
, NULL
, NULL
} },
718 { SMBfindclose
, "SMBfindclose", 0,
719 { "Handle=[u]\n", NULL
, NULL
, NULL
, NULL
} },
721 { SMBsends
, "SMBsends", 0,
722 { NULL
, "Source=[Z]\nDest=[Z]\n", NULL
, NULL
, NULL
} },
724 { SMBsendstrt
, "SMBsendstrt", 0,
725 { NULL
, "Source=[Z]\nDest=[Z]\n", "GroupID=[u]\n", NULL
, NULL
} },
727 { SMBsendend
, "SMBsendend", 0,
728 { "GroupID=[u]\n", NULL
, NULL
, NULL
, NULL
} },
730 { SMBsendtxt
, "SMBsendtxt", 0,
731 { "GroupID=[u]\n", NULL
, NULL
, NULL
, NULL
} },
733 { SMBsendb
, "SMBsendb", 0,
734 { NULL
, "Source=[Z]\nDest=[Z]\n", NULL
, NULL
, NULL
} },
736 { SMBfwdname
, "SMBfwdname", 0, DEFDESCRIPT
},
737 { SMBcancelf
, "SMBcancelf", 0, DEFDESCRIPT
},
738 { SMBgetmac
, "SMBgetmac", 0, DEFDESCRIPT
},
740 { SMBnegprot
, "SMBnegprot", 0,
741 { NULL
, NULL
, NULL
, NULL
, print_negprot
} },
743 { SMBsesssetupX
, "SMBsesssetupX", FLG_CHAIN
,
744 { NULL
, NULL
, NULL
, NULL
, print_sesssetup
} },
746 { SMBtconX
, "SMBtconX", FLG_CHAIN
,
747 { "Com2=[w]\nOff2=[u]\nFlags=[w]\nPassLen=[u]\nPasswd&Path&Device=\n",
748 NULL
, "Com2=[w]\nOff2=[u]\n", "ServiceType=[R]\n", NULL
} },
750 { SMBlockingX
, "SMBlockingX", FLG_CHAIN
,
751 { NULL
, NULL
, NULL
, NULL
, print_lockingandx
} },
753 { SMBtrans2
, "SMBtrans2", 0, { NULL
, NULL
, NULL
, NULL
, print_trans2
} },
755 { SMBtranss2
, "SMBtranss2", 0, DEFDESCRIPT
},
756 { SMBctemp
, "SMBctemp", 0, DEFDESCRIPT
},
757 { SMBreadBs
, "SMBreadBs", 0, DEFDESCRIPT
},
758 { SMBtrans
, "SMBtrans", 0, { NULL
, NULL
, NULL
, NULL
, print_trans
} },
760 { SMBnttrans
, "SMBnttrans", 0, DEFDESCRIPT
},
761 { SMBnttranss
, "SMBnttranss", 0, DEFDESCRIPT
},
763 { SMBntcreateX
, "SMBntcreateX", FLG_CHAIN
,
764 { "Com2=[w]\nOff2=[u]\nRes=[b]\nNameLen=[lu]\nFlags=[W]\nRootDirectoryFid=[U]\nAccessMask=[W]\nAllocationSize=[L]\nExtFileAttributes=[W]\nShareAccess=[W]\nCreateDisposition=[W]\nCreateOptions=[W]\nImpersonationLevel=[W]\nSecurityFlags=[b]\n",
766 "Com2=[w]\nOff2=[u]\nOplockLevel=[b]\nFid=[u]\nCreateAction=[W]\nCreateTime=[T3]LastAccessTime=[T3]LastWriteTime=[T3]ChangeTime=[T3]ExtFileAttributes=[W]\nAllocationSize=[L]\nEndOfFile=[L]\nFileType=[w]\nDeviceState=[w]\nDirectory=[b]\n",
769 { SMBntcancel
, "SMBntcancel", 0, DEFDESCRIPT
},
771 { -1, NULL
, 0, DEFDESCRIPT
}
776 * print a SMB message
779 print_smb(netdissect_options
*ndo
,
780 const u_char
*buf
, const u_char
*maxbuf
)
786 const u_char
*words
, *maxwords
, *data
;
787 const struct smbfns
*fn
;
788 const char *fmt_smbheader
=
789 "[P4]SMB Command = [B]\nError class = [BP1]\nError code = [u]\nFlags1 = [B]\nFlags2 = [B][P13]\nTree ID = [u]\nProc ID = [u]\nUID = [u]\nMID = [u]\nWord Count = [b]\n";
792 ndo
->ndo_protocol
= "smb";
794 request
= (GET_U_1(buf
+ 9) & 0x80) ? 0 : 1;
797 command
= GET_U_1(buf
+ 4);
799 fn
= smbfind(command
, smb_fns
);
801 if (ndo
->ndo_vflag
> 1)
804 ND_PRINT("SMB PACKET: %s (%s)", fn
->name
, request
? "REQUEST" : "REPLY");
806 if (ndo
->ndo_vflag
< 2)
810 flags2
= GET_LE_U_2(buf
+ 10);
811 unicodestr
= flags2
& 0x8000;
812 nterrcodes
= flags2
& 0x4000;
814 /* print out the header */
815 smb_fdata(ndo
, buf
, fmt_smbheader
, buf
+ 33, unicodestr
);
818 nterror
= GET_LE_U_4(buf
+ 5);
820 ND_PRINT("NTError = %s\n", nt_errstr(nterror
));
822 if (GET_U_1(buf
+ 5))
823 ND_PRINT("SMBError = %s\n", smb_errstr(GET_U_1(buf
+ 5),
824 GET_LE_U_2(buf
+ 7)));
835 words
= buf
+ smboffset
;
836 wct
= GET_U_1(words
);
837 data
= words
+ 1 + wct
* 2;
838 maxwords
= ND_MIN(data
, maxbuf
);
841 f1
= fn
->descript
.req_f1
;
842 f2
= fn
->descript
.req_f2
;
844 f1
= fn
->descript
.rep_f1
;
845 f2
= fn
->descript
.rep_f2
;
850 (*fn
->descript
.fn
)(ndo
, words
, data
, buf
, maxbuf
);
854 smb_fdata(ndo
, words
+ 1, f1
, words
+ 1 + wct
* 2, unicodestr
);
859 for (i
= 0; words
+ 1 + 2 * i
< maxwords
; i
++) {
860 v
= GET_LE_U_2(words
+ 1 + 2 * i
);
861 ND_PRINT("smb_vwv[%u]=%u (0x%X)\n", i
, v
, v
);
866 bcc
= GET_LE_U_2(data
);
867 ND_PRINT("smb_bcc=%u\n", bcc
);
870 smb_fdata(ndo
, data
+ 2, f2
, data
+ 2 + bcc
, unicodestr
);
873 ND_PRINT("smb_buf[]=\n");
874 smb_data_print(ndo
, data
+ 2, ND_MIN(bcc
, ND_BYTES_BETWEEN(maxbuf
, data
+ 2)));
879 if ((fn
->flags
& FLG_CHAIN
) == 0)
883 command
= GET_U_1(words
+ 1);
886 newsmboffset
= GET_LE_U_2(words
+ 3);
888 fn
= smbfind(command
, smb_fns
);
890 ND_PRINT("\nSMB PACKET: %s (%s) (CHAINED)\n",
891 fn
->name
, request
? "REQUEST" : "REPLY");
892 if (newsmboffset
<= smboffset
) {
893 ND_PRINT("Bad andX offset: %u <= %u\n", newsmboffset
, smboffset
);
896 smboffset
= newsmboffset
;
902 * print a NBT packet received across tcp on port 139
905 nbt_tcp_print(netdissect_options
*ndo
,
906 const u_char
*data
, u_int length
)
911 const u_char
*maxbuf
;
913 ndo
->ndo_protocol
= "nbt_tcp";
916 if (ndo
->ndo_snapend
< data
)
918 caplen
= ND_BYTES_AVAILABLE_AFTER(data
);
921 maxbuf
= data
+ caplen
;
922 type
= GET_U_1(data
);
923 nbt_len
= GET_BE_U_2(data
+ 2);
929 if (ndo
->ndo_vflag
< 2) {
930 ND_PRINT(" NBT Session Packet: ");
933 ND_PRINT("Session Message");
937 ND_PRINT("Session Request");
941 ND_PRINT("Session Granted");
954 ecode
= GET_U_1(data
+ 4);
956 ND_PRINT("Session Reject, ");
959 ND_PRINT("Not listening on called name");
962 ND_PRINT("Not listening for calling name");
965 ND_PRINT("Called name not present");
968 ND_PRINT("Called name present, but insufficient resources");
971 ND_PRINT("Unspecified error 0x%X", ecode
);
978 ND_PRINT("Session Keepalive");
982 data
= smb_fdata(ndo
, data
, "Unknown packet type [rB]", maxbuf
, 0);
986 ND_PRINT("\n>>> NBT Session Packet\n");
989 data
= smb_fdata(ndo
, data
, "[P1]NBT Session Message\nFlags=[B]\nLength=[ru]\n",
993 if (nbt_len
>= 4 && caplen
>= 4 && memcmp(data
,"\377SMB",4) == 0) {
994 if (nbt_len
> caplen
) {
995 if (nbt_len
> length
)
996 ND_PRINT("WARNING: Packet is continued in later TCP segments\n");
998 ND_PRINT("WARNING: Short packet. Try increasing the snap length by %u\n",
1001 print_smb(ndo
, data
, maxbuf
> data
+ nbt_len
? data
+ nbt_len
: maxbuf
);
1003 ND_PRINT("Session packet:(raw data or continuation?)\n");
1007 data
= smb_fdata(ndo
, data
,
1008 "[P1]NBT Session Request\nFlags=[B]\nLength=[ru]\nDestination=[n1]\nSource=[n1]\n",
1013 data
= smb_fdata(ndo
, data
, "[P1]NBT Session Granted\nFlags=[B]\nLength=[ru]\n", maxbuf
, 0);
1018 const u_char
*origdata
;
1022 data
= smb_fdata(ndo
, data
, "[P1]NBT SessionReject\nFlags=[B]\nLength=[ru]\nReason=[B]\n",
1026 if (nbt_len
>= 1 && caplen
>= 1) {
1027 ecode
= GET_U_1(origdata
+ 4);
1030 ND_PRINT("Not listening on called name\n");
1033 ND_PRINT("Not listening for calling name\n");
1036 ND_PRINT("Called name not present\n");
1039 ND_PRINT("Called name present, but insufficient resources\n");
1042 ND_PRINT("Unspecified error 0x%X\n", ecode
);
1050 data
= smb_fdata(ndo
, data
, "[P1]NBT Session Keepalive\nFlags=[B]\nLength=[ru]\n", maxbuf
, 0);
1054 data
= smb_fdata(ndo
, data
, "NBT - Unknown packet type\nType=[B]\n", maxbuf
, 0);
1060 nd_print_trunc(ndo
);
1063 static const struct tok opcode_str
[] = {
1065 { 5, "REGISTRATION" },
1068 { 8, "REFRESH(8)" },
1070 { 15, "MULTIHOMED REGISTRATION" },
1075 * print a NBT packet received across udp on port 137
1078 nbt_udp137_print(netdissect_options
*ndo
,
1079 const u_char
*data
, u_int length
)
1081 const u_char
*maxbuf
= data
+ length
;
1082 u_int name_trn_id
, response
, opcode
, nm_flags
, rcode
;
1083 u_int qdcount
, ancount
, nscount
, arcount
;
1087 ndo
->ndo_protocol
= "nbt_udp137";
1088 name_trn_id
= GET_BE_U_2(data
);
1089 response
= (GET_U_1(data
+ 2) >> 7);
1090 opcode
= (GET_U_1(data
+ 2) >> 3) & 0xF;
1091 nm_flags
= ((GET_U_1(data
+ 2) & 0x7) << 4) + (GET_U_1(data
+ 3) >> 4);
1092 rcode
= GET_U_1(data
+ 3) & 0xF;
1093 qdcount
= GET_BE_U_2(data
+ 4);
1094 ancount
= GET_BE_U_2(data
+ 6);
1095 nscount
= GET_BE_U_2(data
+ 8);
1096 arcount
= GET_BE_U_2(data
+ 10);
1102 if (ndo
->ndo_vflag
> 1)
1105 ND_PRINT("NBT UDP PACKET(137): %s", tok2str(opcode_str
, "OPUNKNOWN", opcode
));
1107 ND_PRINT("; %s", rcode
? "NEGATIVE" : "POSITIVE");
1109 ND_PRINT("; %s; %s", response
? "RESPONSE" : "REQUEST",
1110 (nm_flags
& 1) ? "BROADCAST" : "UNICAST");
1112 if (ndo
->ndo_vflag
< 2)
1115 ND_PRINT("\nTrnID=0x%X\nOpCode=%u\nNmFlags=0x%X\nRcode=%u\nQueryCount=%u\nAnswerCount=%u\nAuthorityCount=%u\nAddressRecCount=%u\n",
1116 name_trn_id
, opcode
, nm_flags
, rcode
, qdcount
, ancount
, nscount
,
1121 total
= ancount
+ nscount
+ arcount
;
1123 if (qdcount
> 100 || total
> 100) {
1124 ND_PRINT("Corrupt packet??\n");
1129 ND_PRINT("QuestionRecords:\n");
1130 for (i
= 0; i
< qdcount
; i
++) {
1131 p
= smb_fdata(ndo
, p
,
1132 "|Name=[n1]\nQuestionType=[rw]\nQuestionClass=[rw]\n#",
1140 ND_PRINT("\nResourceRecords:\n");
1141 for (i
= 0; i
< total
; i
++) {
1145 p
= smb_fdata(ndo
, p
, "Name=[n1]\n#", maxbuf
, 0);
1148 restype
= GET_BE_U_2(p
);
1149 p
= smb_fdata(ndo
, p
, "ResType=[rw]\nResClass=[rw]\nTTL=[rU]\n", p
+ 8, 0);
1152 rdlen
= GET_BE_U_2(p
);
1153 ND_PRINT("ResourceLength=%u\nResourceData=\n", rdlen
);
1156 p
= smb_fdata(ndo
, p
, "AddrType=[rw]\nAddress=[b.b.b.b]\n", p
+ rdlen
, 0);
1160 if (restype
== 0x21) {
1163 numnames
= GET_U_1(p
);
1164 p
= smb_fdata(ndo
, p
, "NumNames=[B]\n", p
+ 1, 0);
1168 p
= smb_fdata(ndo
, p
, "Name=[n2]\t#", maxbuf
, 0);
1174 if (GET_U_1(p
) & 0x80)
1175 ND_PRINT("<GROUP> ");
1176 switch (GET_U_1(p
) & 0x60) {
1177 case 0x00: ND_PRINT("B "); break;
1178 case 0x20: ND_PRINT("P "); break;
1179 case 0x40: ND_PRINT("M "); break;
1180 case 0x60: ND_PRINT("_ "); break;
1182 if (GET_U_1(p
) & 0x10)
1183 ND_PRINT("<DEREGISTERING> ");
1184 if (GET_U_1(p
) & 0x08)
1185 ND_PRINT("<CONFLICT> ");
1186 if (GET_U_1(p
) & 0x04)
1187 ND_PRINT("<ACTIVE> ");
1188 if (GET_U_1(p
) & 0x02)
1189 ND_PRINT("<PERMANENT> ");
1197 smb_data_print(ndo
, p
, ND_MIN(rdlen
, length
- ND_BYTES_BETWEEN(p
, data
)));
1205 smb_fdata(ndo
, p
, "AdditionalData:\n", maxbuf
, 0);
1210 nd_print_trunc(ndo
);
1214 * Print an SMB-over-TCP packet received across tcp on port 445
1217 smb_tcp_print(netdissect_options
*ndo
,
1218 const u_char
* data
, u_int length
)
1222 const u_char
*maxbuf
;
1224 ndo
->ndo_protocol
= "smb_tcp";
1227 if (ndo
->ndo_snapend
< data
)
1229 caplen
= ND_BYTES_AVAILABLE_AFTER(data
);
1232 maxbuf
= data
+ caplen
;
1233 smb_len
= GET_BE_U_3(data
+ 1);
1240 if (smb_len
>= 4 && caplen
>= 4 && memcmp(data
,"\377SMB",4) == 0) {
1241 if (smb_len
> caplen
) {
1242 if (smb_len
> length
)
1243 ND_PRINT(" WARNING: Packet is continued in later TCP segments\n");
1245 ND_PRINT(" WARNING: Short packet. Try increasing the snap length by %u\n",
1249 print_smb(ndo
, data
, maxbuf
> data
+ smb_len
? data
+ smb_len
: maxbuf
);
1251 ND_PRINT(" SMB-over-TCP packet:(raw data or continuation?)\n");
1254 nd_print_trunc(ndo
);
1258 * print a NBT packet received across udp on port 138
1261 nbt_udp138_print(netdissect_options
*ndo
,
1262 const u_char
*data
, u_int length
)
1264 const u_char
*maxbuf
= data
+ length
;
1266 ndo
->ndo_protocol
= "nbt_udp138";
1267 if (maxbuf
> ndo
->ndo_snapend
)
1268 maxbuf
= ndo
->ndo_snapend
;
1273 if (ndo
->ndo_vflag
< 2) {
1274 ND_PRINT("NBT UDP PACKET(138)");
1278 data
= smb_fdata(ndo
, data
,
1279 "\n>>> NBT UDP PACKET(138) Res=[rw] ID=[rw] IP=[b.b.b.b] Port=[ru] Length=[ru] Res2=[rw]\nSourceName=[n1]\nDestName=[n1]\n#",
1283 /* If there isn't enough data for "\377SMB", don't check for it. */
1284 if ((data
+ 3) >= maxbuf
)
1287 if (memcmp(data
, "\377SMB",4) == 0)
1288 print_smb(ndo
, data
, maxbuf
);
1296 print netbeui frames
1298 static struct nbf_strings
{
1300 const char *nonverbose
;
1301 const char *verbose
;
1302 } nbf_strings
[0x20] = {
1303 { "Add Group Name Query", ", [P23]Name to add=[n2]#",
1304 "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
1305 { "Add Name Query", ", [P23]Name to add=[n2]#",
1306 "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
1307 { "Name In Conflict", NULL
, NULL
},
1308 { "Status Query", NULL
, NULL
},
1309 { NULL
, NULL
, NULL
}, /* not used */
1310 { NULL
, NULL
, NULL
}, /* not used */
1311 { NULL
, NULL
, NULL
}, /* not used */
1312 { "Terminate Trace", NULL
, NULL
},
1314 "[P7]Destination=[n2]\nSource=[n2]\n" },
1315 { "Broadcast Datagram", NULL
,
1316 "[P7]Destination=[n2]\nSource=[n2]\n" },
1317 { "Name Query", ", [P7]Name=[n2]#",
1318 "[P1]SessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nName=[n2]\nName of sender=[n2]\n" },
1319 { NULL
, NULL
, NULL
}, /* not used */
1320 { NULL
, NULL
, NULL
}, /* not used */
1321 { "Add Name Response", ", [P1]GroupName=[w] [P4]Destination=[n2] Source=[n2]#",
1322 "AddNameInProcess=[B]\nGroupName=[w]\nTransmitCorrelator=[w][P2]\nDestination=[n2]\nSource=[n2]\n" },
1323 { "Name Recognized", NULL
,
1324 "[P1]Data2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n" },
1325 { "Status Response", NULL
, NULL
},
1326 { NULL
, NULL
, NULL
}, /* not used */
1327 { NULL
, NULL
, NULL
}, /* not used */
1328 { NULL
, NULL
, NULL
}, /* not used */
1329 { "Terminate Trace", NULL
, NULL
},
1331 "[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1332 { "Data First/Middle", NULL
,
1333 "Flags=[{RECEIVE_CONTINUE|NO_ACK||PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1334 { "Data Only/Last", NULL
,
1335 "Flags=[{|NO_ACK|PIGGYBACK_ACK_ALLOWED|PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1336 { "Session Confirm", NULL
,
1337 "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1338 { "Session End", NULL
,
1339 "[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1340 { "Session Initialize", NULL
,
1341 "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1342 { "No Receive", NULL
,
1343 "Flags=[{|SEND_NO_ACK}]\nDataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1344 { "Receive Outstanding", NULL
,
1345 "[P1]DataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1346 { "Receive Continue", NULL
,
1347 "[P2]TransmitCorrelator=[w]\n[P2]RemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1348 { NULL
, NULL
, NULL
}, /* not used */
1349 { NULL
, NULL
, NULL
}, /* not used */
1350 { "Session Alive", NULL
, NULL
}
1354 netbeui_print(netdissect_options
*ndo
,
1355 u_short control
, const u_char
*data
, u_int length
)
1357 const u_char
*maxbuf
= data
+ length
;
1360 const u_char
*data2
;
1361 int is_truncated
= 0;
1363 ndo
->ndo_protocol
= "netbeui";
1364 if (maxbuf
> ndo
->ndo_snapend
)
1365 maxbuf
= ndo
->ndo_snapend
;
1366 len
= GET_LE_U_2(data
);
1367 command
= GET_U_1(data
+ 4);
1369 if (data2
>= maxbuf
) {
1376 if (ndo
->ndo_vflag
< 2) {
1377 ND_PRINT("NBF Packet: ");
1378 data
= smb_fdata(ndo
, data
, "[P5]#", maxbuf
, 0);
1380 ND_PRINT("\n>>> NBF Packet\nType=0x%X ", control
);
1381 data
= smb_fdata(ndo
, data
, "Length=[u] Signature=[w] Command=[B]\n#", maxbuf
, 0);
1386 if (command
> 0x1f || nbf_strings
[command
].name
== NULL
) {
1387 if (ndo
->ndo_vflag
< 2)
1388 data
= smb_fdata(ndo
, data
, "Unknown NBF Command#", data2
, 0);
1390 data
= smb_fdata(ndo
, data
, "Unknown NBF Command\n", data2
, 0);
1392 if (ndo
->ndo_vflag
< 2) {
1393 ND_PRINT("%s", nbf_strings
[command
].name
);
1394 if (nbf_strings
[command
].nonverbose
!= NULL
)
1395 data
= smb_fdata(ndo
, data
, nbf_strings
[command
].nonverbose
, data2
, 0);
1397 ND_PRINT("%s:\n", nbf_strings
[command
].name
);
1398 if (nbf_strings
[command
].verbose
!= NULL
)
1399 data
= smb_fdata(ndo
, data
, nbf_strings
[command
].verbose
, data2
, 0);
1405 if (ndo
->ndo_vflag
< 2)
1412 /* data2 was past the end of the buffer */
1416 /* If this isn't a command that would contain an SMB message, quit. */
1417 if (command
!= 0x08 && command
!= 0x09 && command
!= 0x15 &&
1421 /* If there isn't enough data for "\377SMB", don't look for it. */
1422 if ((data2
+ 3) >= maxbuf
)
1425 if (memcmp(data2
, "\377SMB",4) == 0)
1426 print_smb(ndo
, data2
, maxbuf
);
1429 for (i
= 0; i
< 128; i
++) {
1430 if ((data2
+ i
+ 3) >= maxbuf
)
1432 if (memcmp(data2
+ i
, "\377SMB", 4) == 0) {
1433 ND_PRINT("found SMB packet at %u\n", i
);
1434 print_smb(ndo
, data2
+ i
, maxbuf
);
1446 * print IPX-Netbios frames
1449 ipx_netbios_print(netdissect_options
*ndo
,
1450 const u_char
*data
, u_int length
)
1453 * this is a hack till I work out how to parse the rest of the
1454 * NetBIOS-over-IPX stuff
1457 const u_char
*maxbuf
;
1459 ndo
->ndo_protocol
= "ipx_netbios";
1460 maxbuf
= data
+ length
;
1461 /* Don't go past the end of the captured data in the packet. */
1462 if (maxbuf
> ndo
->ndo_snapend
)
1463 maxbuf
= ndo
->ndo_snapend
;
1465 for (i
= 0; i
< 128; i
++) {
1466 if ((data
+ i
+ 4) > maxbuf
)
1468 if (memcmp(data
+ i
, "\377SMB", 4) == 0) {
1469 smb_fdata(ndo
, data
, "\n>>> IPX transport ", data
+ i
, 0);
1470 print_smb(ndo
, data
+ i
, maxbuf
);
1475 smb_fdata(ndo
, data
, "\n>>> Unknown IPX ", maxbuf
, 0);