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
11 __RCSID("$NetBSD: print-smb.c,v 1.5 2015/03/31 21:59:35 christos Exp $");
14 #define NETDISSECT_REWORKED
19 #include <tcpdump-stdinc.h>
23 #include "interface.h"
27 static const char tstr
[] = "[|SMB]";
29 static int request
= 0;
30 static int unicodestr
= 0;
32 const u_char
*startbuf
= NULL
;
39 void (*fn
)(netdissect_options
*, const u_char
*, const u_char
*, const u_char
*, const u_char
*);
42 struct smbdescriptint
{
47 void (*fn
)(netdissect_options
*, const u_char
*, const u_char
*, int, int);
55 struct smbdescript descript
;
63 struct smbdescriptint descript
;
66 #define DEFDESCRIPT { NULL, NULL, NULL, NULL, NULL }
68 #define FLG_CHAIN (1 << 0)
70 static const struct smbfns
*
71 smbfind(int id
, const struct smbfns
*list
)
75 for (sindex
= 0; list
[sindex
].name
; sindex
++)
76 if (list
[sindex
].id
== id
)
77 return(&list
[sindex
]);
82 static const struct smbfnsint
*
83 smbfindint(int id
, const struct smbfnsint
*list
)
87 for (sindex
= 0; list
[sindex
].name
; sindex
++)
88 if (list
[sindex
].id
== id
)
89 return(&list
[sindex
]);
95 trans2_findfirst(netdissect_options
*ndo
,
96 const u_char
*param
, const u_char
*data
, int pcnt
, int dcnt
)
101 fmt
= "Attribute=[A]\nSearchCount=[d]\nFlags=[w]\nLevel=[dP4]\nFile=[S]\n";
103 fmt
= "Handle=[w]\nCount=[d]\nEOS=[w]\nEoffset=[d]\nLastNameOfs=[w]\n";
105 smb_fdata(ndo
, param
, fmt
, param
+ pcnt
, unicodestr
);
107 ND_PRINT((ndo
, "data:\n"));
108 print_data(ndo
, data
, dcnt
);
113 trans2_qfsinfo(netdissect_options
*ndo
,
114 const u_char
*param
, const u_char
*data
, int pcnt
, int dcnt
)
116 static int level
= 0;
120 ND_TCHECK2(*param
, 2);
121 level
= EXTRACT_LE_16BITS(param
);
122 fmt
= "InfoLevel=[d]\n";
123 smb_fdata(ndo
, param
, fmt
, param
+ pcnt
, unicodestr
);
127 fmt
= "idFileSystem=[W]\nSectorUnit=[D]\nUnit=[D]\nAvail=[D]\nSectorSize=[d]\n";
130 fmt
= "CreationTime=[T2]VolNameLength=[lb]\nVolumeLabel=[c]\n";
133 fmt
= "Capabilities=[W]\nMaxFileLen=[D]\nVolNameLen=[lD]\nVolume=[C]\n";
136 fmt
= "UnknownLevel\n";
139 smb_fdata(ndo
, data
, fmt
, data
+ dcnt
, unicodestr
);
142 ND_PRINT((ndo
, "data:\n"));
143 print_data(ndo
, data
, dcnt
);
147 ND_PRINT((ndo
, "%s", tstr
));
150 static const struct smbfnsint trans2_fns
[] = {
151 { 0, "TRANSACT2_OPEN", 0,
152 { "Flags2=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]\nOFun=[w]\nSize=[D]\nRes=([w, w, w, w, w])\nPath=[S]",
154 "Handle=[d]\nAttrib=[A]\nTime=[T2]\nSize=[D]\nAccess=[w]\nType=[w]\nState=[w]\nAction=[w]\nInode=[W]\nOffErr=[d]\n|EALength=[d]\n",
156 { 1, "TRANSACT2_FINDFIRST", 0,
157 { NULL
, NULL
, NULL
, NULL
, trans2_findfirst
}},
158 { 2, "TRANSACT2_FINDNEXT", 0, DEFDESCRIPT
},
159 { 3, "TRANSACT2_QFSINFO", 0,
160 { NULL
, NULL
, NULL
, NULL
, trans2_qfsinfo
}},
161 { 4, "TRANSACT2_SETFSINFO", 0, DEFDESCRIPT
},
162 { 5, "TRANSACT2_QPATHINFO", 0, DEFDESCRIPT
},
163 { 6, "TRANSACT2_SETPATHINFO", 0, DEFDESCRIPT
},
164 { 7, "TRANSACT2_QFILEINFO", 0, DEFDESCRIPT
},
165 { 8, "TRANSACT2_SETFILEINFO", 0, DEFDESCRIPT
},
166 { 9, "TRANSACT2_FSCTL", 0, DEFDESCRIPT
},
167 { 10, "TRANSACT2_IOCTL", 0, DEFDESCRIPT
},
168 { 11, "TRANSACT2_FINDNOTIFYFIRST", 0, DEFDESCRIPT
},
169 { 12, "TRANSACT2_FINDNOTIFYNEXT", 0, DEFDESCRIPT
},
170 { 13, "TRANSACT2_MKDIR", 0, DEFDESCRIPT
},
171 { -1, NULL
, 0, DEFDESCRIPT
}
176 print_trans2(netdissect_options
*ndo
,
177 const u_char
*words
, const u_char
*dat
, const u_char
*buf
, const u_char
*maxbuf
)
180 static const struct smbfnsint
*fn
= &trans2_fns
[0];
181 const u_char
*data
, *param
;
182 const u_char
*w
= words
+ 1;
183 const char *f1
= NULL
, *f2
= NULL
;
188 ND_TCHECK2(w
[14 * 2], 2);
189 pcnt
= EXTRACT_LE_16BITS(w
+ 9 * 2);
190 param
= buf
+ EXTRACT_LE_16BITS(w
+ 10 * 2);
191 dcnt
= EXTRACT_LE_16BITS(w
+ 11 * 2);
192 data
= buf
+ EXTRACT_LE_16BITS(w
+ 12 * 2);
193 fn
= smbfindint(EXTRACT_LE_16BITS(w
+ 14 * 2), trans2_fns
);
196 ND_PRINT((ndo
, "%s\n", fn
->name
));
197 ND_PRINT((ndo
, "Trans2Interim\n"));
200 ND_TCHECK2(w
[7 * 2], 2);
201 pcnt
= EXTRACT_LE_16BITS(w
+ 3 * 2);
202 param
= buf
+ EXTRACT_LE_16BITS(w
+ 4 * 2);
203 dcnt
= EXTRACT_LE_16BITS(w
+ 6 * 2);
204 data
= buf
+ EXTRACT_LE_16BITS(w
+ 7 * 2);
207 ND_PRINT((ndo
, "%s param_length=%d data_length=%d\n", fn
->name
, pcnt
, dcnt
));
211 smb_fdata(ndo
, words
+ 1,
212 "Trans2Secondary\nTotParam=[d]\nTotData=[d]\nParamCnt=[d]\nParamOff=[d]\nParamDisp=[d]\nDataCnt=[d]\nDataOff=[d]\nDataDisp=[d]\nHandle=[d]\n",
216 smb_fdata(ndo
, words
+ 1,
217 "TotParam=[d]\nTotData=[d]\nMaxParam=[d]\nMaxData=[d]\nMaxSetup=[b][P1]\nFlags=[w]\nTimeOut=[D]\nRes1=[w]\nParamCnt=[d]\nParamOff=[d]\nDataCnt=[d]\nDataOff=[d]\nSetupCnt=[b][P1]\n",
218 words
+ 1 + 14 * 2, unicodestr
);
220 f1
= fn
->descript
.req_f1
;
221 f2
= fn
->descript
.req_f2
;
223 smb_fdata(ndo
, words
+ 1,
224 "TotParam=[d]\nTotData=[d]\nRes1=[w]\nParamCnt=[d]\nParamOff=[d]\nParamDisp[d]\nDataCnt=[d]\nDataOff=[d]\nDataDisp=[d]\nSetupCnt=[b][P1]\n",
225 words
+ 1 + 10 * 2, unicodestr
);
226 f1
= fn
->descript
.rep_f1
;
227 f2
= fn
->descript
.rep_f2
;
231 bcc
= EXTRACT_LE_16BITS(dat
);
232 ND_PRINT((ndo
, "smb_bcc=%u\n", bcc
));
234 (*fn
->descript
.fn
)(ndo
, param
, data
, pcnt
, dcnt
);
236 smb_fdata(ndo
, param
, f1
? f1
: "Parameters=\n", param
+ pcnt
, unicodestr
);
237 smb_fdata(ndo
, data
, f2
? f2
: "Data=\n", data
+ dcnt
, unicodestr
);
241 ND_PRINT((ndo
, "%s", tstr
));
245 print_browse(netdissect_options
*ndo
,
246 const u_char
*param
, int paramlen
, const u_char
*data
, int datalen
)
248 const u_char
*maxbuf
= data
+ datalen
;
254 smb_fdata(ndo
, param
, "BROWSE PACKET\n|Param ", param
+paramlen
, unicodestr
);
258 data
= smb_fdata(ndo
, data
,
259 "BROWSE PACKET:\nType=[B] (LocalMasterAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
264 data
= smb_fdata(ndo
, data
,
265 "BROWSE PACKET:\nType=[B] (HostAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
270 data
= smb_fdata(ndo
, data
,
271 "BROWSE PACKET:\nType=[B] (AnnouncementRequest)\nFlags=[B]\nReplySystemName=[S]\n",
276 data
= smb_fdata(ndo
, data
,
277 "BROWSE PACKET:\nType=[B] (WorkgroupAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nCommentPointer=[W]\nServerName=[S]\n",
282 data
= smb_fdata(ndo
, data
,
283 "BROWSE PACKET:\nType=[B] (ElectionFrame)\nElectionVersion=[B]\nOSSummary=[W]\nUptime=[(W, W)]\nServerName=[S]\n",
288 data
= smb_fdata(ndo
, data
,
289 "BROWSE PACKET:\nType=[B] (BecomeBackupBrowser)\nName=[S]\n",
294 data
= smb_fdata(ndo
, data
,
295 "BROWSE PACKET:\nType=[B] (GetBackupList)\nListCount?=[B]\nToken=[W]\n",
300 data
= smb_fdata(ndo
, data
,
301 "BROWSE PACKET:\nType=[B] (BackupListResponse)\nServerCount?=[B]\nToken=[W]\n*Name=[S]\n",
306 data
= smb_fdata(ndo
, data
,
307 "BROWSE PACKET:\nType=[B] (MasterAnnouncement)\nMasterName=[S]\n",
312 data
= smb_fdata(ndo
, data
,
313 "BROWSE PACKET:\nType=[B] (ResetBrowser)\nOptions=[B]\n", maxbuf
, unicodestr
);
317 data
= smb_fdata(ndo
, data
, "Unknown Browser Frame ", maxbuf
, unicodestr
);
322 ND_PRINT((ndo
, "%s", tstr
));
327 print_ipc(netdissect_options
*ndo
,
328 const u_char
*param
, int paramlen
, const u_char
*data
, int datalen
)
331 smb_fdata(ndo
, param
, "Command=[w]\nStr1=[S]\nStr2=[S]\n", param
+ paramlen
,
334 smb_fdata(ndo
, data
, "IPC ", data
+ datalen
, unicodestr
);
339 print_trans(netdissect_options
*ndo
,
340 const u_char
*words
, const u_char
*data1
, const u_char
*buf
, const u_char
*maxbuf
)
343 const char *f1
, *f2
, *f3
, *f4
;
344 const u_char
*data
, *param
;
345 const u_char
*w
= words
+ 1;
346 int datalen
, paramlen
;
349 ND_TCHECK2(w
[12 * 2], 2);
350 paramlen
= EXTRACT_LE_16BITS(w
+ 9 * 2);
351 param
= buf
+ EXTRACT_LE_16BITS(w
+ 10 * 2);
352 datalen
= EXTRACT_LE_16BITS(w
+ 11 * 2);
353 data
= buf
+ EXTRACT_LE_16BITS(w
+ 12 * 2);
354 f1
= "TotParamCnt=[d] \nTotDataCnt=[d] \nMaxParmCnt=[d] \nMaxDataCnt=[d]\nMaxSCnt=[d] \nTransFlags=[w] \nRes1=[w] \nRes2=[w] \nRes3=[w]\nParamCnt=[d] \nParamOff=[d] \nDataCnt=[d] \nDataOff=[d] \nSUCnt=[d]\n";
359 ND_TCHECK2(w
[7 * 2], 2);
360 paramlen
= EXTRACT_LE_16BITS(w
+ 3 * 2);
361 param
= buf
+ EXTRACT_LE_16BITS(w
+ 4 * 2);
362 datalen
= EXTRACT_LE_16BITS(w
+ 6 * 2);
363 data
= buf
+ EXTRACT_LE_16BITS(w
+ 7 * 2);
364 f1
= "TotParamCnt=[d] \nTotDataCnt=[d] \nRes1=[d]\nParamCnt=[d] \nParamOff=[d] \nRes2=[d] \nDataCnt=[d] \nDataOff=[d] \nRes3=[d]\nLsetup=[d]\n";
370 smb_fdata(ndo
, words
+ 1, f1
, min(words
+ 1 + 2 * words
[0], maxbuf
),
373 ND_TCHECK2(*data1
, 2);
374 bcc
= EXTRACT_LE_16BITS(data1
);
375 ND_PRINT((ndo
, "smb_bcc=%u\n", bcc
));
377 smb_fdata(ndo
, data1
+ 2, f2
, maxbuf
- (paramlen
+ datalen
), unicodestr
);
379 if (strcmp((const char *)(data1
+ 2), "\\MAILSLOT\\BROWSE") == 0) {
380 print_browse(ndo
, param
, paramlen
, data
, datalen
);
384 if (strcmp((const char *)(data1
+ 2), "\\PIPE\\LANMAN") == 0) {
385 print_ipc(ndo
, param
, paramlen
, data
, datalen
);
390 smb_fdata(ndo
, param
, f3
, min(param
+ paramlen
, maxbuf
), unicodestr
);
392 smb_fdata(ndo
, data
, f4
, min(data
+ datalen
, maxbuf
), unicodestr
);
396 ND_PRINT((ndo
, "%s", tstr
));
401 print_negprot(netdissect_options
*ndo
,
402 const u_char
*words
, const u_char
*data
, const u_char
*buf _U_
, const u_char
*maxbuf
)
405 const char *f1
= NULL
, *f2
= NULL
;
410 f2
= "*|Dialect=[Y]\n";
413 f1
= "Core Protocol\nDialectIndex=[d]";
415 f1
= "NT1 Protocol\nDialectIndex=[d]\nSecMode=[B]\nMaxMux=[d]\nNumVcs=[d]\nMaxBuffer=[D]\nRawSize=[D]\nSessionKey=[W]\nCapabilities=[W]\nServerTime=[T3]TimeZone=[d]\nCryptKey=";
417 f1
= "Coreplus/Lanman1/Lanman2 Protocol\nDialectIndex=[d]\nSecMode=[w]\nMaxXMit=[d]\nMaxMux=[d]\nMaxVcs=[d]\nBlkMode=[w]\nSessionKey=[W]\nServerTime=[T1]TimeZone=[d]\nRes=[W]\nCryptKey=";
421 smb_fdata(ndo
, words
+ 1, f1
, min(words
+ 1 + wct
* 2, maxbuf
),
424 print_data(ndo
, words
+ 1, min(wct
* 2, PTR_DIFF(maxbuf
, words
+ 1)));
426 ND_TCHECK2(*data
, 2);
427 bcc
= EXTRACT_LE_16BITS(data
);
428 ND_PRINT((ndo
, "smb_bcc=%u\n", bcc
));
431 smb_fdata(ndo
, data
+ 2, f2
, min(data
+ 2 + EXTRACT_LE_16BITS(data
),
432 maxbuf
), unicodestr
);
434 print_data(ndo
, data
+ 2, min(EXTRACT_LE_16BITS(data
), PTR_DIFF(maxbuf
, data
+ 2)));
438 ND_PRINT((ndo
, "%s", tstr
));
442 print_sesssetup(netdissect_options
*ndo
,
443 const u_char
*words
, const u_char
*data
, const u_char
*buf _U_
, const u_char
*maxbuf
)
446 const char *f1
= NULL
, *f2
= NULL
;
452 f1
= "Com2=[w]\nOff2=[d]\nBufSize=[d]\nMpxMax=[d]\nVcNum=[d]\nSessionKey=[W]\nPassLen=[d]\nCryptLen=[d]\nCryptOff=[d]\nPass&Name=\n";
454 f1
= "Com2=[B]\nRes1=[B]\nOff2=[d]\nMaxBuffer=[d]\nMaxMpx=[d]\nVcNumber=[d]\nSessionKey=[W]\nCaseInsensitivePasswordLength=[d]\nCaseSensitivePasswordLength=[d]\nRes=[W]\nCapabilities=[W]\nPass1&Pass2&Account&Domain&OS&LanMan=\n";
457 f1
= "Com2=[w]\nOff2=[d]\nAction=[w]\n";
458 } else if (wct
== 13) {
459 f1
= "Com2=[B]\nRes=[B]\nOff2=[d]\nAction=[w]\n";
460 f2
= "NativeOS=[S]\nNativeLanMan=[S]\nPrimaryDomain=[S]\n";
465 smb_fdata(ndo
, words
+ 1, f1
, min(words
+ 1 + wct
* 2, maxbuf
),
468 print_data(ndo
, words
+ 1, min(wct
* 2, PTR_DIFF(maxbuf
, words
+ 1)));
470 ND_TCHECK2(*data
, 2);
471 bcc
= EXTRACT_LE_16BITS(data
);
472 ND_PRINT((ndo
, "smb_bcc=%u\n", bcc
));
475 smb_fdata(ndo
, data
+ 2, f2
, min(data
+ 2 + EXTRACT_LE_16BITS(data
),
476 maxbuf
), unicodestr
);
478 print_data(ndo
, data
+ 2, min(EXTRACT_LE_16BITS(data
), PTR_DIFF(maxbuf
, data
+ 2)));
482 ND_PRINT((ndo
, "%s", tstr
));
486 print_lockingandx(netdissect_options
*ndo
,
487 const u_char
*words
, const u_char
*data
, const u_char
*buf _U_
, const u_char
*maxbuf
)
490 const u_char
*maxwords
;
491 const char *f1
= NULL
, *f2
= NULL
;
496 f1
= "Com2=[w]\nOff2=[d]\nHandle=[d]\nLockType=[w]\nTimeOut=[D]\nUnlockCount=[d]\nLockCount=[d]\n";
499 f2
= "*Process=[d]\n[P2]Offset=[M]\nLength=[M]\n";
501 f2
= "*Process=[d]\nOffset=[D]\nLength=[D]\n";
503 f1
= "Com2=[w]\nOff2=[d]\n";
506 maxwords
= min(words
+ 1 + wct
* 2, maxbuf
);
508 smb_fdata(ndo
, words
+ 1, f1
, maxwords
, unicodestr
);
510 ND_TCHECK2(*data
, 2);
511 bcc
= EXTRACT_LE_16BITS(data
);
512 ND_PRINT((ndo
, "smb_bcc=%u\n", bcc
));
515 smb_fdata(ndo
, data
+ 2, f2
, min(data
+ 2 + EXTRACT_LE_16BITS(data
),
516 maxbuf
), unicodestr
);
518 print_data(ndo
, data
+ 2, min(EXTRACT_LE_16BITS(data
), PTR_DIFF(maxbuf
, data
+ 2)));
522 ND_PRINT((ndo
, "%s", tstr
));
526 static const struct smbfns smb_fns
[] = {
527 { -1, "SMBunknown", 0, DEFDESCRIPT
},
529 { SMBtcon
, "SMBtcon", 0,
530 { NULL
, "Path=[Z]\nPassword=[Z]\nDevice=[Z]\n",
531 "MaxXmit=[d]\nTreeId=[d]\n", NULL
,
534 { SMBtdis
, "SMBtdis", 0, DEFDESCRIPT
},
535 { SMBexit
, "SMBexit", 0, DEFDESCRIPT
},
536 { SMBioctl
, "SMBioctl", 0, DEFDESCRIPT
},
538 { SMBecho
, "SMBecho", 0,
539 { "ReverbCount=[d]\n", NULL
,
540 "SequenceNum=[d]\n", NULL
,
543 { SMBulogoffX
, "SMBulogoffX", FLG_CHAIN
, DEFDESCRIPT
},
545 { SMBgetatr
, "SMBgetatr", 0,
546 { NULL
, "Path=[Z]\n",
547 "Attribute=[A]\nTime=[T2]Size=[D]\nRes=([w,w,w,w,w])\n", NULL
,
550 { SMBsetatr
, "SMBsetatr", 0,
551 { "Attribute=[A]\nTime=[T2]Res=([w,w,w,w,w])\n", "Path=[Z]\n",
552 NULL
, NULL
, NULL
} },
554 { SMBchkpth
, "SMBchkpth", 0,
555 { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
557 { SMBsearch
, "SMBsearch", 0,
558 { "Count=[d]\nAttrib=[A]\n",
559 "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\nRes2=[W]\n",
561 "BlkType=[B]\nBlkLen=[d]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[D]\nName=[s13]\n",
564 { SMBopen
, "SMBopen", 0,
565 { "Mode=[w]\nAttribute=[A]\n", "Path=[Z]\n",
566 "Handle=[d]\nOAttrib=[A]\nTime=[T2]Size=[D]\nAccess=[w]\n",
569 { SMBcreate
, "SMBcreate", 0,
570 { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[d]\n", NULL
, NULL
} },
572 { SMBmknew
, "SMBmknew", 0,
573 { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[d]\n", NULL
, NULL
} },
575 { SMBunlink
, "SMBunlink", 0,
576 { "Attrib=[A]\n", "Path=[Z]\n", NULL
, NULL
, NULL
} },
578 { SMBread
, "SMBread", 0,
579 { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL
,
580 "Count=[d]\nRes=([w,w,w,w])\n", NULL
, NULL
} },
582 { SMBwrite
, "SMBwrite", 0,
583 { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL
,
584 "Count=[d]\n", NULL
, NULL
} },
586 { SMBclose
, "SMBclose", 0,
587 { "Handle=[d]\nTime=[T2]", NULL
, NULL
, NULL
, NULL
} },
589 { SMBmkdir
, "SMBmkdir", 0,
590 { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
592 { SMBrmdir
, "SMBrmdir", 0,
593 { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
595 { SMBdskattr
, "SMBdskattr", 0,
597 "TotalUnits=[d]\nBlocksPerUnit=[d]\nBlockSize=[d]\nFreeUnits=[d]\nMedia=[w]\n",
601 { "Attrib=[A]\n", "OldPath=[Z]\nNewPath=[Z]\n", NULL
, NULL
, NULL
} },
604 * this is a Pathworks specific call, allowing the
605 * changing of the root path
607 { pSETDIR
, "SMBsetdir", 0, { NULL
, "Path=[Z]\n", NULL
, NULL
, NULL
} },
609 { SMBlseek
, "SMBlseek", 0,
610 { "Handle=[d]\nMode=[w]\nOffset=[D]\n", "Offset=[D]\n", NULL
, NULL
, NULL
} },
612 { SMBflush
, "SMBflush", 0, { "Handle=[d]\n", NULL
, NULL
, NULL
, NULL
} },
614 { SMBsplopen
, "SMBsplopen", 0,
615 { "SetupLen=[d]\nMode=[w]\n", "Ident=[Z]\n", "Handle=[d]\n",
618 { SMBsplclose
, "SMBsplclose", 0,
619 { "Handle=[d]\n", NULL
, NULL
, NULL
, NULL
} },
621 { SMBsplretq
, "SMBsplretq", 0,
622 { "MaxCount=[d]\nStartIndex=[d]\n", NULL
,
623 "Count=[d]\nIndex=[d]\n",
624 "*Time=[T2]Status=[B]\nJobID=[d]\nSize=[D]\nRes=[B]Name=[s16]\n",
627 { SMBsplwr
, "SMBsplwr", 0,
628 { "Handle=[d]\n", NULL
, NULL
, NULL
, NULL
} },
630 { SMBlock
, "SMBlock", 0,
631 { "Handle=[d]\nCount=[D]\nOffset=[D]\n", NULL
, NULL
, NULL
, NULL
} },
633 { SMBunlock
, "SMBunlock", 0,
634 { "Handle=[d]\nCount=[D]\nOffset=[D]\n", NULL
, NULL
, NULL
, NULL
} },
636 /* CORE+ PROTOCOL FOLLOWS */
638 { SMBreadbraw
, "SMBreadbraw", 0,
639 { "Handle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nRes=[d]\n",
640 NULL
, NULL
, NULL
, NULL
} },
642 { SMBwritebraw
, "SMBwritebraw", 0,
643 { "Handle=[d]\nTotalCount=[d]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\n|DataSize=[d]\nDataOff=[d]\n",
644 NULL
, "WriteRawAck", NULL
, NULL
} },
646 { SMBwritec
, "SMBwritec", 0,
647 { NULL
, NULL
, "Count=[d]\n", NULL
, NULL
} },
649 { SMBwriteclose
, "SMBwriteclose", 0,
650 { "Handle=[d]\nCount=[d]\nOffset=[D]\nTime=[T2]Res=([w,w,w,w,w,w])",
651 NULL
, "Count=[d]\n", NULL
, NULL
} },
653 { SMBlockread
, "SMBlockread", 0,
654 { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL
,
655 "Count=[d]\nRes=([w,w,w,w])\n", NULL
, NULL
} },
657 { SMBwriteunlock
, "SMBwriteunlock", 0,
658 { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL
,
659 "Count=[d]\n", NULL
, NULL
} },
661 { SMBreadBmpx
, "SMBreadBmpx", 0,
662 { "Handle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nRes=[w]\n",
664 "Offset=[D]\nTotCount=[d]\nRemaining=[d]\nRes=([w,w])\nDataSize=[d]\nDataOff=[d]\n",
667 { SMBwriteBmpx
, "SMBwriteBmpx", 0,
668 { "Handle=[d]\nTotCount=[d]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\nDataSize=[d]\nDataOff=[d]\n", NULL
,
669 "Remaining=[d]\n", NULL
, NULL
} },
671 { SMBwriteBs
, "SMBwriteBs", 0,
672 { "Handle=[d]\nTotCount=[d]\nOffset=[D]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\n",
673 NULL
, "Count=[d]\n", NULL
, NULL
} },
675 { SMBsetattrE
, "SMBsetattrE", 0,
676 { "Handle=[d]\nCreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]", NULL
,
677 NULL
, NULL
, NULL
} },
679 { SMBgetattrE
, "SMBgetattrE", 0,
680 { "Handle=[d]\n", NULL
,
681 "CreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]Size=[D]\nAllocSize=[D]\nAttribute=[A]\n",
684 { SMBtranss
, "SMBtranss", 0, DEFDESCRIPT
},
685 { SMBioctls
, "SMBioctls", 0, DEFDESCRIPT
},
687 { SMBcopy
, "SMBcopy", 0,
688 { "TreeID2=[d]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
689 "CopyCount=[d]\n", "|ErrStr=[S]\n", NULL
} },
691 { SMBmove
, "SMBmove", 0,
692 { "TreeID2=[d]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
693 "MoveCount=[d]\n", "|ErrStr=[S]\n", NULL
} },
695 { SMBopenX
, "SMBopenX", FLG_CHAIN
,
696 { "Com2=[w]\nOff2=[d]\nFlags=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]OFun=[w]\nSize=[D]\nTimeOut=[D]\nRes=[W]\n",
698 "Com2=[w]\nOff2=[d]\nHandle=[d]\nAttrib=[A]\nTime=[T2]Size=[D]\nAccess=[w]\nType=[w]\nState=[w]\nAction=[w]\nFileID=[W]\nRes=[w]\n",
701 { SMBreadX
, "SMBreadX", FLG_CHAIN
,
702 { "Com2=[w]\nOff2=[d]\nHandle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nCountLeft=[d]\n",
704 "Com2=[w]\nOff2=[d]\nRemaining=[d]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\nRes=([w,w,w,w])\n",
707 { SMBwriteX
, "SMBwriteX", FLG_CHAIN
,
708 { "Com2=[w]\nOff2=[d]\nHandle=[d]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nCountLeft=[d]\nRes=[w]\nDataSize=[d]\nDataOff=[d]\n",
710 "Com2=[w]\nOff2=[d]\nCount=[d]\nRemaining=[d]\nRes=[W]\n",
713 { SMBffirst
, "SMBffirst", 0,
714 { "Count=[d]\nAttrib=[A]\n",
715 "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n",
717 "BlkType=[B]\nBlkLen=[d]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[D]\nName=[s13]\n",
720 { SMBfunique
, "SMBfunique", 0,
721 { "Count=[d]\nAttrib=[A]\n",
722 "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n",
724 "BlkType=[B]\nBlkLen=[d]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[D]\nName=[s13]\n",
727 { SMBfclose
, "SMBfclose", 0,
728 { "Count=[d]\nAttrib=[A]\n",
729 "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n",
731 "BlkType=[B]\nBlkLen=[d]\n*\nRes1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\nRes2=[W]\nAttrib=[a]\nTime=[T1]Size=[D]\nName=[s13]\n",
734 { SMBfindnclose
, "SMBfindnclose", 0,
735 { "Handle=[d]\n", NULL
, NULL
, NULL
, NULL
} },
737 { SMBfindclose
, "SMBfindclose", 0,
738 { "Handle=[d]\n", NULL
, NULL
, NULL
, NULL
} },
740 { SMBsends
, "SMBsends", 0,
741 { NULL
, "Source=[Z]\nDest=[Z]\n", NULL
, NULL
, NULL
} },
743 { SMBsendstrt
, "SMBsendstrt", 0,
744 { NULL
, "Source=[Z]\nDest=[Z]\n", "GroupID=[d]\n", NULL
, NULL
} },
746 { SMBsendend
, "SMBsendend", 0,
747 { "GroupID=[d]\n", NULL
, NULL
, NULL
, NULL
} },
749 { SMBsendtxt
, "SMBsendtxt", 0,
750 { "GroupID=[d]\n", NULL
, NULL
, NULL
, NULL
} },
752 { SMBsendb
, "SMBsendb", 0,
753 { NULL
, "Source=[Z]\nDest=[Z]\n", NULL
, NULL
, NULL
} },
755 { SMBfwdname
, "SMBfwdname", 0, DEFDESCRIPT
},
756 { SMBcancelf
, "SMBcancelf", 0, DEFDESCRIPT
},
757 { SMBgetmac
, "SMBgetmac", 0, DEFDESCRIPT
},
759 { SMBnegprot
, "SMBnegprot", 0,
760 { NULL
, NULL
, NULL
, NULL
, print_negprot
} },
762 { SMBsesssetupX
, "SMBsesssetupX", FLG_CHAIN
,
763 { NULL
, NULL
, NULL
, NULL
, print_sesssetup
} },
765 { SMBtconX
, "SMBtconX", FLG_CHAIN
,
766 { "Com2=[w]\nOff2=[d]\nFlags=[w]\nPassLen=[d]\nPasswd&Path&Device=\n",
767 NULL
, "Com2=[w]\nOff2=[d]\n", "ServiceType=[R]\n", NULL
} },
769 { SMBlockingX
, "SMBlockingX", FLG_CHAIN
,
770 { NULL
, NULL
, NULL
, NULL
, print_lockingandx
} },
772 { SMBtrans2
, "SMBtrans2", 0, { NULL
, NULL
, NULL
, NULL
, print_trans2
} },
774 { SMBtranss2
, "SMBtranss2", 0, DEFDESCRIPT
},
775 { SMBctemp
, "SMBctemp", 0, DEFDESCRIPT
},
776 { SMBreadBs
, "SMBreadBs", 0, DEFDESCRIPT
},
777 { SMBtrans
, "SMBtrans", 0, { NULL
, NULL
, NULL
, NULL
, print_trans
} },
779 { SMBnttrans
, "SMBnttrans", 0, DEFDESCRIPT
},
780 { SMBnttranss
, "SMBnttranss", 0, DEFDESCRIPT
},
782 { SMBntcreateX
, "SMBntcreateX", FLG_CHAIN
,
783 { "Com2=[w]\nOff2=[d]\nRes=[b]\nNameLen=[ld]\nFlags=[W]\nRootDirectoryFid=[D]\nAccessMask=[W]\nAllocationSize=[L]\nExtFileAttributes=[W]\nShareAccess=[W]\nCreateDisposition=[W]\nCreateOptions=[W]\nImpersonationLevel=[W]\nSecurityFlags=[b]\n",
785 "Com2=[w]\nOff2=[d]\nOplockLevel=[b]\nFid=[d]\nCreateAction=[W]\nCreateTime=[T3]LastAccessTime=[T3]LastWriteTime=[T3]ChangeTime=[T3]ExtFileAttributes=[W]\nAllocationSize=[L]\nEndOfFile=[L]\nFileType=[w]\nDeviceState=[w]\nDirectory=[b]\n",
788 { SMBntcancel
, "SMBntcancel", 0, DEFDESCRIPT
},
790 { -1, NULL
, 0, DEFDESCRIPT
}
795 * print a SMB message
798 print_smb(netdissect_options
*ndo
,
799 const u_char
*buf
, const u_char
*maxbuf
)
805 const u_char
*words
, *maxwords
, *data
;
806 const struct smbfns
*fn
;
807 const char *fmt_smbheader
=
808 "[P4]SMB Command = [B]\nError class = [BP1]\nError code = [d]\nFlags1 = [B]\nFlags2 = [B][P13]\nTree ID = [d]\nProc ID = [d]\nUID = [d]\nMID = [d]\nWord Count = [b]\n";
812 request
= (buf
[9] & 0x80) ? 0 : 1;
813 flags2
= EXTRACT_LE_16BITS(&buf
[10]);
814 unicodestr
= flags2
& 0x8000;
815 nterrcodes
= flags2
& 0x4000;
820 fn
= smbfind(command
, smb_fns
);
822 if (ndo
->ndo_vflag
> 1)
823 ND_PRINT((ndo
, "\n"));
825 ND_PRINT((ndo
, "SMB PACKET: %s (%s)\n", fn
->name
, request
? "REQUEST" : "REPLY"));
827 if (ndo
->ndo_vflag
< 2)
830 /* print out the header */
831 smb_fdata(ndo
, buf
, fmt_smbheader
, buf
+ 33, unicodestr
);
834 nterror
= EXTRACT_LE_32BITS(&buf
[5]);
836 ND_PRINT((ndo
, "NTError = %s\n", nt_errstr(nterror
)));
839 ND_PRINT((ndo
, "SMBError = %s\n", smb_errstr(buf
[5], EXTRACT_LE_16BITS(&buf
[7]))));
850 words
= buf
+ smboffset
;
853 data
= words
+ 1 + wct
* 2;
854 maxwords
= min(data
, maxbuf
);
857 f1
= fn
->descript
.req_f1
;
858 f2
= fn
->descript
.req_f2
;
860 f1
= fn
->descript
.rep_f1
;
861 f2
= fn
->descript
.rep_f2
;
865 (*fn
->descript
.fn
)(ndo
, words
, data
, buf
, maxbuf
);
869 smb_fdata(ndo
, words
+ 1, f1
, words
+ 1 + wct
* 2, unicodestr
);
874 for (i
= 0; &words
[1 + 2 * i
] < maxwords
; i
++) {
875 ND_TCHECK2(words
[1 + 2 * i
], 2);
876 v
= EXTRACT_LE_16BITS(words
+ 1 + 2 * i
);
877 ND_PRINT((ndo
, "smb_vwv[%d]=%d (0x%X)\n", i
, v
, v
));
882 ND_TCHECK2(*data
, 2);
883 bcc
= EXTRACT_LE_16BITS(data
);
884 ND_PRINT((ndo
, "smb_bcc=%u\n", bcc
));
887 smb_fdata(ndo
, data
+ 2, f2
, data
+ 2 + bcc
, unicodestr
);
890 ND_PRINT((ndo
, "smb_buf[]=\n"));
891 print_data(ndo
, data
+ 2, min(bcc
, PTR_DIFF(maxbuf
, data
+ 2)));
896 if ((fn
->flags
& FLG_CHAIN
) == 0)
904 ND_TCHECK2(words
[3], 2);
905 newsmboffset
= EXTRACT_LE_16BITS(words
+ 3);
907 fn
= smbfind(command
, smb_fns
);
909 ND_PRINT((ndo
, "\nSMB PACKET: %s (%s) (CHAINED)\n",
910 fn
->name
, request
? "REQUEST" : "REPLY"));
911 if (newsmboffset
<= smboffset
) {
912 ND_PRINT((ndo
, "Bad andX offset: %u <= %u\n", newsmboffset
, smboffset
));
915 smboffset
= newsmboffset
;
918 ND_PRINT((ndo
, "\n"));
921 ND_PRINT((ndo
, "%s", tstr
));
926 * print a NBT packet received across tcp on port 139
929 nbt_tcp_print(netdissect_options
*ndo
,
930 const u_char
*data
, int length
)
935 const u_char
*maxbuf
;
939 if (ndo
->ndo_snapend
< data
)
941 caplen
= ndo
->ndo_snapend
- data
;
944 maxbuf
= data
+ caplen
;
946 nbt_len
= EXTRACT_16BITS(data
+ 2);
952 if (ndo
->ndo_vflag
< 2) {
953 ND_PRINT((ndo
, " NBT Session Packet: "));
956 ND_PRINT((ndo
, "Session Message"));
960 ND_PRINT((ndo
, "Session Request"));
964 ND_PRINT((ndo
, "Session Granted"));
979 ND_PRINT((ndo
, "Session Reject, "));
982 ND_PRINT((ndo
, "Not listening on called name"));
985 ND_PRINT((ndo
, "Not listening for calling name"));
988 ND_PRINT((ndo
, "Called name not present"));
991 ND_PRINT((ndo
, "Called name present, but insufficient resources"));
994 ND_PRINT((ndo
, "Unspecified error 0x%X", ecode
));
1001 ND_PRINT((ndo
, "Session Keepalive"));
1005 data
= smb_fdata(ndo
, data
, "Unknown packet type [rB]", maxbuf
, 0);
1009 ND_PRINT((ndo
, "\n>>> NBT Session Packet\n"));
1012 data
= smb_fdata(ndo
, data
, "[P1]NBT Session Message\nFlags=[B]\nLength=[rd]\n",
1016 if (nbt_len
>= 4 && caplen
>= 4 && memcmp(data
,"\377SMB",4) == 0) {
1017 if ((int)nbt_len
> caplen
) {
1018 if ((int)nbt_len
> length
)
1019 ND_PRINT((ndo
, "WARNING: Packet is continued in later TCP segments\n"));
1021 ND_PRINT((ndo
, "WARNING: Short packet. Try increasing the snap length by %d\n",
1024 print_smb(ndo
, data
, maxbuf
> data
+ nbt_len
? data
+ nbt_len
: maxbuf
);
1026 ND_PRINT((ndo
, "Session packet:(raw data or continuation?)\n"));
1030 data
= smb_fdata(ndo
, data
,
1031 "[P1]NBT Session Request\nFlags=[B]\nLength=[rd]\nDestination=[n1]\nSource=[n1]\n",
1036 data
= smb_fdata(ndo
, data
, "[P1]NBT Session Granted\nFlags=[B]\nLength=[rd]\n", maxbuf
, 0);
1041 const u_char
*origdata
;
1045 data
= smb_fdata(ndo
, data
, "[P1]NBT SessionReject\nFlags=[B]\nLength=[rd]\nReason=[B]\n",
1049 if (nbt_len
>= 1 && caplen
>= 1) {
1050 ecode
= origdata
[4];
1053 ND_PRINT((ndo
, "Not listening on called name\n"));
1056 ND_PRINT((ndo
, "Not listening for calling name\n"));
1059 ND_PRINT((ndo
, "Called name not present\n"));
1062 ND_PRINT((ndo
, "Called name present, but insufficient resources\n"));
1065 ND_PRINT((ndo
, "Unspecified error 0x%X\n", ecode
));
1073 data
= smb_fdata(ndo
, data
, "[P1]NBT Session Keepalive\nFlags=[B]\nLength=[rd]\n", maxbuf
, 0);
1077 data
= smb_fdata(ndo
, data
, "NBT - Unknown packet type\nType=[B]\n", maxbuf
, 0);
1080 ND_PRINT((ndo
, "\n"));
1084 ND_PRINT((ndo
, "%s", tstr
));
1087 static const struct tok opcode_str
[] = {
1089 { 5, "REGISTRATION" },
1092 { 8, "REFRESH(8)" },
1094 { 15, "MULTIHOMED REGISTRATION" },
1099 * print a NBT packet received across udp on port 137
1102 nbt_udp137_print(netdissect_options
*ndo
,
1103 const u_char
*data
, int length
)
1105 const u_char
*maxbuf
= data
+ length
;
1106 int name_trn_id
, response
, opcode
, nm_flags
, rcode
;
1107 int qdcount
, ancount
, nscount
, arcount
;
1111 ND_TCHECK2(data
[10], 2);
1112 name_trn_id
= EXTRACT_16BITS(data
);
1113 response
= (data
[2] >> 7);
1114 opcode
= (data
[2] >> 3) & 0xF;
1115 nm_flags
= ((data
[2] & 0x7) << 4) + (data
[3] >> 4);
1116 rcode
= data
[3] & 0xF;
1117 qdcount
= EXTRACT_16BITS(data
+ 4);
1118 ancount
= EXTRACT_16BITS(data
+ 6);
1119 nscount
= EXTRACT_16BITS(data
+ 8);
1120 arcount
= EXTRACT_16BITS(data
+ 10);
1126 if (ndo
->ndo_vflag
> 1)
1127 ND_PRINT((ndo
, "\n>>> "));
1129 ND_PRINT((ndo
, "NBT UDP PACKET(137): %s", tok2str(opcode_str
, "OPUNKNOWN", opcode
)));
1131 ND_PRINT((ndo
, "; %s", rcode
? "NEGATIVE" : "POSITIVE"));
1133 ND_PRINT((ndo
, "; %s; %s", response
? "RESPONSE" : "REQUEST",
1134 (nm_flags
& 1) ? "BROADCAST" : "UNICAST"));
1136 if (ndo
->ndo_vflag
< 2)
1139 ND_PRINT((ndo
, "\nTrnID=0x%X\nOpCode=%d\nNmFlags=0x%X\nRcode=%d\nQueryCount=%d\nAnswerCount=%d\nAuthorityCount=%d\nAddressRecCount=%d\n",
1140 name_trn_id
, opcode
, nm_flags
, rcode
, qdcount
, ancount
, nscount
,
1145 total
= ancount
+ nscount
+ arcount
;
1147 if (qdcount
> 100 || total
> 100) {
1148 ND_PRINT((ndo
, "Corrupt packet??\n"));
1153 ND_PRINT((ndo
, "QuestionRecords:\n"));
1154 for (i
= 0; i
< qdcount
; i
++) {
1155 p
= smb_fdata(ndo
, p
,
1156 "|Name=[n1]\nQuestionType=[rw]\nQuestionClass=[rw]\n#",
1164 ND_PRINT((ndo
, "\nResourceRecords:\n"));
1165 for (i
= 0; i
< total
; i
++) {
1169 p
= smb_fdata(ndo
, p
, "Name=[n1]\n#", maxbuf
, 0);
1172 restype
= EXTRACT_16BITS(p
);
1173 p
= smb_fdata(ndo
, p
, "ResType=[rw]\nResClass=[rw]\nTTL=[rD]\n", p
+ 8, 0);
1176 rdlen
= EXTRACT_16BITS(p
);
1177 ND_PRINT((ndo
, "ResourceLength=%d\nResourceData=\n", rdlen
));
1180 p
= smb_fdata(ndo
, p
, "AddrType=[rw]\nAddress=[b.b.b.b]\n", p
+ rdlen
, 0);
1184 if (restype
== 0x21) {
1189 p
= smb_fdata(ndo
, p
, "NumNames=[B]\n", p
+ 1, 0);
1192 while (numnames
--) {
1193 p
= smb_fdata(ndo
, p
, "Name=[n2]\t#", maxbuf
, 0);
1198 ND_PRINT((ndo
, "<GROUP> "));
1199 switch (p
[0] & 0x60) {
1200 case 0x00: ND_PRINT((ndo
, "B ")); break;
1201 case 0x20: ND_PRINT((ndo
, "P ")); break;
1202 case 0x40: ND_PRINT((ndo
, "M ")); break;
1203 case 0x60: ND_PRINT((ndo
, "_ ")); break;
1206 ND_PRINT((ndo
, "<DEREGISTERING> "));
1208 ND_PRINT((ndo
, "<CONFLICT> "));
1210 ND_PRINT((ndo
, "<ACTIVE> "));
1212 ND_PRINT((ndo
, "<PERMANENT> "));
1213 ND_PRINT((ndo
, "\n"));
1217 print_data(ndo
, p
, min(rdlen
, length
- (p
- data
)));
1225 smb_fdata(ndo
, p
, "AdditionalData:\n", maxbuf
, 0);
1228 ND_PRINT((ndo
, "\n"));
1231 ND_PRINT((ndo
, "%s", tstr
));
1235 * Print an SMB-over-TCP packet received across tcp on port 445
1238 smb_tcp_print(netdissect_options
*ndo
,
1239 const u_char
* data
, int length
)
1243 const u_char
*maxbuf
;
1247 if (ndo
->ndo_snapend
< data
)
1249 caplen
= ndo
->ndo_snapend
- data
;
1252 maxbuf
= data
+ caplen
;
1253 smb_len
= EXTRACT_24BITS(data
+ 1);
1260 if (smb_len
>= 4 && caplen
>= 4 && memcmp(data
,"\377SMB",4) == 0) {
1261 if ((int)smb_len
> caplen
) {
1262 if ((int)smb_len
> length
)
1263 ND_PRINT((ndo
, " WARNING: Packet is continued in later TCP segments\n"));
1265 ND_PRINT((ndo
, " WARNING: Short packet. Try increasing the snap length by %d\n",
1268 ND_PRINT((ndo
, " "));
1269 print_smb(ndo
, data
, maxbuf
> data
+ smb_len
? data
+ smb_len
: maxbuf
);
1271 ND_PRINT((ndo
, " SMB-over-TCP packet:(raw data or continuation?)\n"));
1274 ND_PRINT((ndo
, "%s", tstr
));
1278 * print a NBT packet received across udp on port 138
1281 nbt_udp138_print(netdissect_options
*ndo
,
1282 const u_char
*data
, int length
)
1284 const u_char
*maxbuf
= data
+ length
;
1286 if (maxbuf
> ndo
->ndo_snapend
)
1287 maxbuf
= ndo
->ndo_snapend
;
1292 if (ndo
->ndo_vflag
< 2) {
1293 ND_PRINT((ndo
, "NBT UDP PACKET(138)"));
1297 data
= smb_fdata(ndo
, data
,
1298 "\n>>> NBT UDP PACKET(138) Res=[rw] ID=[rw] IP=[b.b.b.b] Port=[rd] Length=[rd] Res2=[rw]\nSourceName=[n1]\nDestName=[n1]\n#",
1302 /* If there isn't enough data for "\377SMB", don't check for it. */
1303 if (&data
[3] >= maxbuf
)
1306 if (memcmp(data
, "\377SMB",4) == 0)
1307 print_smb(ndo
, data
, maxbuf
);
1310 ND_PRINT((ndo
, "\n"));
1315 print netbeui frames
1317 struct nbf_strings
{
1319 const char *nonverbose
;
1320 const char *verbose
;
1321 } nbf_strings
[0x20] = {
1322 { "Add Group Name Query", ", [P23]Name to add=[n2]#",
1323 "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
1324 { "Add Name Query", ", [P23]Name to add=[n2]#",
1325 "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
1326 { "Name In Conflict", NULL
, NULL
},
1327 { "Status Query", NULL
, NULL
},
1328 { NULL
, NULL
, NULL
}, /* not used */
1329 { NULL
, NULL
, NULL
}, /* not used */
1330 { NULL
, NULL
, NULL
}, /* not used */
1331 { "Terminate Trace", NULL
, NULL
},
1333 "[P7]Destination=[n2]\nSource=[n2]\n" },
1334 { "Broadcast Datagram", NULL
,
1335 "[P7]Destination=[n2]\nSource=[n2]\n" },
1336 { "Name Query", ", [P7]Name=[n2]#",
1337 "[P1]SessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nName=[n2]\nName of sender=[n2]\n" },
1338 { NULL
, NULL
, NULL
}, /* not used */
1339 { NULL
, NULL
, NULL
}, /* not used */
1340 { "Add Name Response", ", [P1]GroupName=[w] [P4]Destination=[n2] Source=[n2]#",
1341 "AddNameInProcess=[B]\nGroupName=[w]\nTransmitCorrelator=[w][P2]\nDestination=[n2]\nSource=[n2]\n" },
1342 { "Name Recognized", NULL
,
1343 "[P1]Data2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n" },
1344 { "Status Response", NULL
, NULL
},
1345 { NULL
, NULL
, NULL
}, /* not used */
1346 { NULL
, NULL
, NULL
}, /* not used */
1347 { NULL
, NULL
, NULL
}, /* not used */
1348 { "Terminate Trace", NULL
, NULL
},
1350 "[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1351 { "Data First/Middle", NULL
,
1352 "Flags=[{RECEIVE_CONTINUE|NO_ACK||PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1353 { "Data Only/Last", NULL
,
1354 "Flags=[{|NO_ACK|PIGGYBACK_ACK_ALLOWED|PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1355 { "Session Confirm", NULL
,
1356 "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1357 { "Session End", NULL
,
1358 "[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1359 { "Session Initialize", NULL
,
1360 "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1361 { "No Receive", NULL
,
1362 "Flags=[{|SEND_NO_ACK}]\nDataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1363 { "Receive Outstanding", NULL
,
1364 "[P1]DataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1365 { "Receive Continue", NULL
,
1366 "[P2]TransmitCorrelator=[w]\n[P2]RemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
1367 { NULL
, NULL
, NULL
}, /* not used */
1368 { NULL
, NULL
, NULL
}, /* not used */
1369 { "Session Alive", NULL
, NULL
}
1373 netbeui_print(netdissect_options
*ndo
,
1374 u_short control
, const u_char
*data
, int length
)
1376 const u_char
*maxbuf
= data
+ length
;
1379 const u_char
*data2
;
1380 int is_truncated
= 0;
1382 if (maxbuf
> ndo
->ndo_snapend
)
1383 maxbuf
= ndo
->ndo_snapend
;
1385 len
= EXTRACT_LE_16BITS(data
);
1388 if (data2
>= maxbuf
) {
1395 if (ndo
->ndo_vflag
< 2) {
1396 ND_PRINT((ndo
, "NBF Packet: "));
1397 data
= smb_fdata(ndo
, data
, "[P5]#", maxbuf
, 0);
1399 ND_PRINT((ndo
, "\n>>> NBF Packet\nType=0x%X ", control
));
1400 data
= smb_fdata(ndo
, data
, "Length=[d] Signature=[w] Command=[B]\n#", maxbuf
, 0);
1405 if (command
> 0x1f || nbf_strings
[command
].name
== NULL
) {
1406 if (ndo
->ndo_vflag
< 2)
1407 data
= smb_fdata(ndo
, data
, "Unknown NBF Command#", data2
, 0);
1409 data
= smb_fdata(ndo
, data
, "Unknown NBF Command\n", data2
, 0);
1411 if (ndo
->ndo_vflag
< 2) {
1412 ND_PRINT((ndo
, "%s", nbf_strings
[command
].name
));
1413 if (nbf_strings
[command
].nonverbose
!= NULL
)
1414 data
= smb_fdata(ndo
, data
, nbf_strings
[command
].nonverbose
, data2
, 0);
1416 ND_PRINT((ndo
, "%s:\n", nbf_strings
[command
].name
));
1417 if (nbf_strings
[command
].verbose
!= NULL
)
1418 data
= smb_fdata(ndo
, data
, nbf_strings
[command
].verbose
, data2
, 0);
1420 ND_PRINT((ndo
, "\n"));
1424 if (ndo
->ndo_vflag
< 2)
1431 /* data2 was past the end of the buffer */
1435 /* If this isn't a command that would contain an SMB message, quit. */
1436 if (command
!= 0x08 && command
!= 0x09 && command
!= 0x15 &&
1440 /* If there isn't enough data for "\377SMB", don't look for it. */
1441 if (&data2
[3] >= maxbuf
)
1444 if (memcmp(data2
, "\377SMB",4) == 0)
1445 print_smb(ndo
, data2
, maxbuf
);
1448 for (i
= 0; i
< 128; i
++) {
1449 if (&data2
[i
+ 3] >= maxbuf
)
1451 if (memcmp(&data2
[i
], "\377SMB", 4) == 0) {
1452 ND_PRINT((ndo
, "found SMB packet at %d\n", i
));
1453 print_smb(ndo
, &data2
[i
], maxbuf
);
1460 ND_PRINT((ndo
, "\n"));
1463 ND_PRINT((ndo
, "%s", tstr
));
1468 * print IPX-Netbios frames
1471 ipx_netbios_print(netdissect_options
*ndo
,
1472 const u_char
*data
, u_int length
)
1475 * this is a hack till I work out how to parse the rest of the
1476 * NetBIOS-over-IPX stuff
1479 const u_char
*maxbuf
;
1481 maxbuf
= data
+ length
;
1482 /* Don't go past the end of the captured data in the packet. */
1483 if (maxbuf
> ndo
->ndo_snapend
)
1484 maxbuf
= ndo
->ndo_snapend
;
1486 for (i
= 0; i
< 128; i
++) {
1487 if (&data
[i
+ 4] > maxbuf
)
1489 if (memcmp(&data
[i
], "\377SMB", 4) == 0) {
1490 smb_fdata(ndo
, data
, "\n>>> IPX transport ", &data
[i
], 0);
1491 print_smb(ndo
, &data
[i
], maxbuf
);
1492 ND_PRINT((ndo
, "\n"));
1497 smb_fdata(ndo
, data
, "\n>>> Unknown IPX ", maxbuf
, 0);