Commit | Line | Data |
---|---|---|
c8cf0f94 PA |
1 | /* |
2 | * Copyright (C) Andrew Tridgell 1995-1999 | |
3 | * | |
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 | |
6 | * or later | |
7 | */ | |
8 | ||
411677ae AL |
9 | /* \summary: SMB/CIFS printer */ |
10 | ||
c8cf0f94 | 11 | #ifdef HAVE_CONFIG_H |
ed775ee7 | 12 | #include <config.h> |
c8cf0f94 PA |
13 | #endif |
14 | ||
ed775ee7 | 15 | #include "netdissect-stdinc.h" |
c8cf0f94 | 16 | |
c8cf0f94 PA |
17 | #include <string.h> |
18 | ||
411677ae | 19 | #include "netdissect.h" |
c8cf0f94 PA |
20 | #include "extract.h" |
21 | #include "smb.h" | |
22 | ||
411677ae | 23 | |
c8cf0f94 PA |
24 | static int request = 0; |
25 | static int unicodestr = 0; | |
26 | ||
ed775ee7 AHJ |
27 | extern const u_char *startbuf; |
28 | ||
c8cf0f94 PA |
29 | const u_char *startbuf = NULL; |
30 | ||
31 | struct smbdescript { | |
32 | const char *req_f1; | |
33 | const char *req_f2; | |
34 | const char *rep_f1; | |
35 | const char *rep_f2; | |
411677ae | 36 | void (*fn)(netdissect_options *, const u_char *, const u_char *, const u_char *, const u_char *); |
c8cf0f94 PA |
37 | }; |
38 | ||
39 | struct smbdescriptint { | |
40 | const char *req_f1; | |
41 | const char *req_f2; | |
42 | const char *rep_f1; | |
43 | const char *rep_f2; | |
ed775ee7 | 44 | void (*fn)(netdissect_options *, const u_char *, const u_char *, u_int, u_int); |
c8cf0f94 PA |
45 | }; |
46 | ||
47 | struct smbfns | |
48 | { | |
49 | int id; | |
50 | const char *name; | |
51 | int flags; | |
52 | struct smbdescript descript; | |
53 | }; | |
54 | ||
55 | struct smbfnsint | |
56 | { | |
57 | int id; | |
58 | const char *name; | |
59 | int flags; | |
60 | struct smbdescriptint descript; | |
61 | }; | |
62 | ||
63 | #define DEFDESCRIPT { NULL, NULL, NULL, NULL, NULL } | |
64 | ||
65 | #define FLG_CHAIN (1 << 0) | |
66 | ||
411677ae AL |
67 | static const struct smbfns * |
68 | smbfind(int id, const struct smbfns *list) | |
c8cf0f94 PA |
69 | { |
70 | int sindex; | |
71 | ||
72 | for (sindex = 0; list[sindex].name; sindex++) | |
73 | if (list[sindex].id == id) | |
74 | return(&list[sindex]); | |
75 | ||
76 | return(&list[0]); | |
77 | } | |
78 | ||
411677ae AL |
79 | static const struct smbfnsint * |
80 | smbfindint(int id, const struct smbfnsint *list) | |
c8cf0f94 PA |
81 | { |
82 | int sindex; | |
83 | ||
84 | for (sindex = 0; list[sindex].name; sindex++) | |
85 | if (list[sindex].id == id) | |
86 | return(&list[sindex]); | |
87 | ||
88 | return(&list[0]); | |
89 | } | |
90 | ||
91 | static void | |
411677ae | 92 | trans2_findfirst(netdissect_options *ndo, |
ed775ee7 | 93 | const u_char *param, const u_char *data, u_int pcnt, u_int dcnt) |
c8cf0f94 PA |
94 | { |
95 | const char *fmt; | |
96 | ||
97 | if (request) | |
ed775ee7 | 98 | fmt = "Attribute=[A]\nSearchCount=[u]\nFlags=[w]\nLevel=[uP4]\nFile=[S]\n"; |
c8cf0f94 | 99 | else |
ed775ee7 | 100 | fmt = "Handle=[w]\nCount=[u]\nEOS=[w]\nEoffset=[u]\nLastNameOfs=[w]\n"; |
c8cf0f94 | 101 | |
411677ae | 102 | smb_fdata(ndo, param, fmt, param + pcnt, unicodestr); |
c8cf0f94 | 103 | if (dcnt) { |
ed775ee7 AHJ |
104 | ND_PRINT("data:\n"); |
105 | smb_data_print(ndo, data, dcnt); | |
c8cf0f94 PA |
106 | } |
107 | } | |
108 | ||
109 | static void | |
411677ae | 110 | trans2_qfsinfo(netdissect_options *ndo, |
ed775ee7 | 111 | const u_char *param, const u_char *data, u_int pcnt, u_int dcnt) |
c8cf0f94 | 112 | { |
ed775ee7 | 113 | static u_int level = 0; |
c8cf0f94 PA |
114 | const char *fmt=""; |
115 | ||
116 | if (request) { | |
ed775ee7 AHJ |
117 | level = GET_LE_U_2(param); |
118 | fmt = "InfoLevel=[u]\n"; | |
411677ae | 119 | smb_fdata(ndo, param, fmt, param + pcnt, unicodestr); |
c8cf0f94 PA |
120 | } else { |
121 | switch (level) { | |
122 | case 1: | |
ed775ee7 | 123 | fmt = "idFileSystem=[W]\nSectorUnit=[U]\nUnit=[U]\nAvail=[U]\nSectorSize=[u]\n"; |
c8cf0f94 PA |
124 | break; |
125 | case 2: | |
126 | fmt = "CreationTime=[T2]VolNameLength=[lb]\nVolumeLabel=[c]\n"; | |
127 | break; | |
128 | case 0x105: | |
ed775ee7 | 129 | fmt = "Capabilities=[W]\nMaxFileLen=[U]\nVolNameLen=[lU]\nVolume=[C]\n"; |
c8cf0f94 PA |
130 | break; |
131 | default: | |
132 | fmt = "UnknownLevel\n"; | |
133 | break; | |
134 | } | |
411677ae | 135 | smb_fdata(ndo, data, fmt, data + dcnt, unicodestr); |
c8cf0f94 PA |
136 | } |
137 | if (dcnt) { | |
ed775ee7 AHJ |
138 | ND_PRINT("data:\n"); |
139 | smb_data_print(ndo, data, dcnt); | |
c8cf0f94 | 140 | } |
c8cf0f94 PA |
141 | } |
142 | ||
411677ae | 143 | static const struct smbfnsint trans2_fns[] = { |
c8cf0f94 | 144 | { 0, "TRANSACT2_OPEN", 0, |
ed775ee7 | 145 | { "Flags2=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]\nOFun=[w]\nSize=[U]\nRes=([w, w, w, w, w])\nPath=[S]", |
c8cf0f94 | 146 | NULL, |
ed775ee7 | 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", |
c8cf0f94 PA |
148 | NULL, NULL }}, |
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 } | |
165 | }; | |
166 | ||
167 | ||
168 | static void | |
411677ae AL |
169 | print_trans2(netdissect_options *ndo, |
170 | const u_char *words, const u_char *dat, const u_char *buf, const u_char *maxbuf) | |
c8cf0f94 PA |
171 | { |
172 | u_int bcc; | |
411677ae | 173 | static const struct smbfnsint *fn = &trans2_fns[0]; |
c8cf0f94 PA |
174 | const u_char *data, *param; |
175 | const u_char *w = words + 1; | |
176 | const char *f1 = NULL, *f2 = NULL; | |
ed775ee7 | 177 | u_int pcnt, dcnt; |
c8cf0f94 | 178 | |
ed775ee7 | 179 | ND_TCHECK_1(words); |
c8cf0f94 | 180 | if (request) { |
ed775ee7 AHJ |
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); | |
c8cf0f94 | 187 | } else { |
ed775ee7 AHJ |
188 | if (GET_U_1(words) == 0) { |
189 | ND_PRINT("%s\n", fn->name); | |
190 | ND_PRINT("Trans2Interim\n"); | |
c8cf0f94 PA |
191 | return; |
192 | } | |
ed775ee7 AHJ |
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); | |
c8cf0f94 PA |
198 | } |
199 | ||
ed775ee7 | 200 | ND_PRINT("%s param_length=%u data_length=%u\n", fn->name, pcnt, dcnt); |
c8cf0f94 PA |
201 | |
202 | if (request) { | |
ed775ee7 | 203 | if (GET_U_1(words) == 8) { |
411677ae | 204 | smb_fdata(ndo, words + 1, |
ed775ee7 | 205 | "Trans2Secondary\nTotParam=[u]\nTotData=[u]\nParamCnt=[u]\nParamOff=[u]\nParamDisp=[u]\nDataCnt=[u]\nDataOff=[u]\nDataDisp=[u]\nHandle=[u]\n", |
c8cf0f94 PA |
206 | maxbuf, unicodestr); |
207 | return; | |
208 | } else { | |
411677ae | 209 | smb_fdata(ndo, words + 1, |
ed775ee7 | 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", |
c8cf0f94 PA |
211 | words + 1 + 14 * 2, unicodestr); |
212 | } | |
213 | f1 = fn->descript.req_f1; | |
214 | f2 = fn->descript.req_f2; | |
215 | } else { | |
411677ae | 216 | smb_fdata(ndo, words + 1, |
ed775ee7 | 217 | "TotParam=[u]\nTotData=[u]\nRes1=[w]\nParamCnt=[u]\nParamOff=[u]\nParamDisp[u]\nDataCnt=[u]\nDataOff=[u]\nDataDisp=[u]\nSetupCnt=[b][P1]\n", |
c8cf0f94 PA |
218 | words + 1 + 10 * 2, unicodestr); |
219 | f1 = fn->descript.rep_f1; | |
220 | f2 = fn->descript.rep_f2; | |
221 | } | |
222 | ||
ed775ee7 AHJ |
223 | bcc = GET_LE_U_2(dat); |
224 | ND_PRINT("smb_bcc=%u\n", bcc); | |
c8cf0f94 | 225 | if (fn->descript.fn) |
411677ae | 226 | (*fn->descript.fn)(ndo, param, data, pcnt, dcnt); |
c8cf0f94 | 227 | else { |
411677ae AL |
228 | smb_fdata(ndo, param, f1 ? f1 : "Parameters=\n", param + pcnt, unicodestr); |
229 | smb_fdata(ndo, data, f2 ? f2 : "Data=\n", data + dcnt, unicodestr); | |
c8cf0f94 PA |
230 | } |
231 | return; | |
232 | trunc: | |
ed775ee7 | 233 | nd_print_trunc(ndo); |
c8cf0f94 PA |
234 | } |
235 | ||
c8cf0f94 | 236 | static void |
411677ae | 237 | print_browse(netdissect_options *ndo, |
ed775ee7 | 238 | const u_char *param, u_int paramlen, const u_char *data, u_int datalen) |
c8cf0f94 PA |
239 | { |
240 | const u_char *maxbuf = data + datalen; | |
ed775ee7 | 241 | u_int command; |
c8cf0f94 | 242 | |
ed775ee7 | 243 | command = GET_U_1(data); |
c8cf0f94 | 244 | |
411677ae | 245 | smb_fdata(ndo, param, "BROWSE PACKET\n|Param ", param+paramlen, unicodestr); |
c8cf0f94 PA |
246 | |
247 | switch (command) { | |
248 | case 0xF: | |
411677ae | 249 | data = smb_fdata(ndo, data, |
ed775ee7 | 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", |
c8cf0f94 PA |
251 | maxbuf, unicodestr); |
252 | break; | |
253 | ||
254 | case 0x1: | |
411677ae | 255 | data = smb_fdata(ndo, data, |
ed775ee7 | 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", |
c8cf0f94 PA |
257 | maxbuf, unicodestr); |
258 | break; | |
259 | ||
260 | case 0x2: | |
411677ae | 261 | data = smb_fdata(ndo, data, |
c8cf0f94 PA |
262 | "BROWSE PACKET:\nType=[B] (AnnouncementRequest)\nFlags=[B]\nReplySystemName=[S]\n", |
263 | maxbuf, unicodestr); | |
264 | break; | |
265 | ||
266 | case 0xc: | |
411677ae | 267 | data = smb_fdata(ndo, data, |
ed775ee7 | 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", |
c8cf0f94 PA |
269 | maxbuf, unicodestr); |
270 | break; | |
271 | ||
272 | case 0x8: | |
411677ae | 273 | data = smb_fdata(ndo, data, |
c8cf0f94 PA |
274 | "BROWSE PACKET:\nType=[B] (ElectionFrame)\nElectionVersion=[B]\nOSSummary=[W]\nUptime=[(W, W)]\nServerName=[S]\n", |
275 | maxbuf, unicodestr); | |
276 | break; | |
277 | ||
278 | case 0xb: | |
411677ae | 279 | data = smb_fdata(ndo, data, |
c8cf0f94 PA |
280 | "BROWSE PACKET:\nType=[B] (BecomeBackupBrowser)\nName=[S]\n", |
281 | maxbuf, unicodestr); | |
282 | break; | |
283 | ||
284 | case 0x9: | |
411677ae | 285 | data = smb_fdata(ndo, data, |
c8cf0f94 PA |
286 | "BROWSE PACKET:\nType=[B] (GetBackupList)\nListCount?=[B]\nToken=[W]\n", |
287 | maxbuf, unicodestr); | |
288 | break; | |
289 | ||
290 | case 0xa: | |
411677ae | 291 | data = smb_fdata(ndo, data, |
c8cf0f94 PA |
292 | "BROWSE PACKET:\nType=[B] (BackupListResponse)\nServerCount?=[B]\nToken=[W]\n*Name=[S]\n", |
293 | maxbuf, unicodestr); | |
294 | break; | |
295 | ||
296 | case 0xd: | |
411677ae | 297 | data = smb_fdata(ndo, data, |
c8cf0f94 PA |
298 | "BROWSE PACKET:\nType=[B] (MasterAnnouncement)\nMasterName=[S]\n", |
299 | maxbuf, unicodestr); | |
300 | break; | |
301 | ||
302 | case 0xe: | |
411677ae | 303 | data = smb_fdata(ndo, data, |
c8cf0f94 PA |
304 | "BROWSE PACKET:\nType=[B] (ResetBrowser)\nOptions=[B]\n", maxbuf, unicodestr); |
305 | break; | |
306 | ||
307 | default: | |
411677ae | 308 | data = smb_fdata(ndo, data, "Unknown Browser Frame ", maxbuf, unicodestr); |
c8cf0f94 PA |
309 | break; |
310 | } | |
c8cf0f94 PA |
311 | } |
312 | ||
313 | ||
314 | static void | |
411677ae | 315 | print_ipc(netdissect_options *ndo, |
ed775ee7 | 316 | const u_char *param, u_int paramlen, const u_char *data, u_int datalen) |
c8cf0f94 PA |
317 | { |
318 | if (paramlen) | |
411677ae | 319 | smb_fdata(ndo, param, "Command=[w]\nStr1=[S]\nStr2=[S]\n", param + paramlen, |
c8cf0f94 PA |
320 | unicodestr); |
321 | if (datalen) | |
411677ae | 322 | smb_fdata(ndo, data, "IPC ", data + datalen, unicodestr); |
c8cf0f94 PA |
323 | } |
324 | ||
325 | ||
326 | static void | |
411677ae AL |
327 | print_trans(netdissect_options *ndo, |
328 | const u_char *words, const u_char *data1, const u_char *buf, const u_char *maxbuf) | |
c8cf0f94 PA |
329 | { |
330 | u_int bcc; | |
331 | const char *f1, *f2, *f3, *f4; | |
332 | const u_char *data, *param; | |
333 | const u_char *w = words + 1; | |
ed775ee7 | 334 | u_int datalen, paramlen; |
c8cf0f94 PA |
335 | |
336 | if (request) { | |
ed775ee7 AHJ |
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"; | |
c8cf0f94 PA |
343 | f2 = "|Name=[S]\n"; |
344 | f3 = "|Param "; | |
345 | f4 = "|Data "; | |
346 | } else { | |
ed775ee7 AHJ |
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"; | |
c8cf0f94 PA |
353 | f2 = "|Unknown "; |
354 | f3 = "|Param "; | |
355 | f4 = "|Data "; | |
356 | } | |
357 | ||
ed775ee7 AHJ |
358 | smb_fdata(ndo, words + 1, f1, |
359 | ND_MIN(words + 1 + 2 * GET_U_1(words), maxbuf), | |
360 | unicodestr); | |
c8cf0f94 | 361 | |
ed775ee7 AHJ |
362 | bcc = GET_LE_U_2(data1); |
363 | ND_PRINT("smb_bcc=%u\n", bcc); | |
c8cf0f94 | 364 | if (bcc > 0) { |
411677ae | 365 | smb_fdata(ndo, data1 + 2, f2, maxbuf - (paramlen + datalen), unicodestr); |
ed775ee7 | 366 | |
411677ae | 367 | #define MAILSLOT_BROWSE_STR "\\MAILSLOT\\BROWSE" |
ed775ee7 | 368 | ND_TCHECK_LEN(data1 + 2, strlen(MAILSLOT_BROWSE_STR) + 1); |
411677ae AL |
369 | if (strcmp((const char *)(data1 + 2), MAILSLOT_BROWSE_STR) == 0) { |
370 | print_browse(ndo, param, paramlen, data, datalen); | |
c8cf0f94 PA |
371 | return; |
372 | } | |
411677ae | 373 | #undef MAILSLOT_BROWSE_STR |
c8cf0f94 | 374 | |
411677ae | 375 | #define PIPE_LANMAN_STR "\\PIPE\\LANMAN" |
ed775ee7 | 376 | ND_TCHECK_LEN(data1 + 2, strlen(PIPE_LANMAN_STR) + 1); |
411677ae AL |
377 | if (strcmp((const char *)(data1 + 2), PIPE_LANMAN_STR) == 0) { |
378 | print_ipc(ndo, param, paramlen, data, datalen); | |
c8cf0f94 PA |
379 | return; |
380 | } | |
411677ae | 381 | #undef PIPE_LANMAN_STR |
c8cf0f94 PA |
382 | |
383 | if (paramlen) | |
ed775ee7 | 384 | smb_fdata(ndo, param, f3, ND_MIN(param + paramlen, maxbuf), unicodestr); |
c8cf0f94 | 385 | if (datalen) |
ed775ee7 | 386 | smb_fdata(ndo, data, f4, ND_MIN(data + datalen, maxbuf), unicodestr); |
c8cf0f94 PA |
387 | } |
388 | return; | |
389 | trunc: | |
ed775ee7 | 390 | nd_print_trunc(ndo); |
c8cf0f94 PA |
391 | } |
392 | ||
393 | ||
394 | static void | |
411677ae AL |
395 | print_negprot(netdissect_options *ndo, |
396 | const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf) | |
c8cf0f94 PA |
397 | { |
398 | u_int wct, bcc; | |
399 | const char *f1 = NULL, *f2 = NULL; | |
400 | ||
ed775ee7 | 401 | wct = GET_U_1(words); |
c8cf0f94 PA |
402 | if (request) |
403 | f2 = "*|Dialect=[Y]\n"; | |
404 | else { | |
405 | if (wct == 1) | |
ed775ee7 | 406 | f1 = "Core Protocol\nDialectIndex=[u]"; |
c8cf0f94 | 407 | else if (wct == 17) |
ed775ee7 | 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="; |
c8cf0f94 | 409 | else if (wct == 13) |
ed775ee7 | 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="; |
c8cf0f94 PA |
411 | } |
412 | ||
413 | if (f1) | |
ed775ee7 | 414 | smb_fdata(ndo, words + 1, f1, ND_MIN(words + 1 + wct * 2, maxbuf), |
c8cf0f94 PA |
415 | unicodestr); |
416 | else | |
ed775ee7 | 417 | smb_data_print(ndo, words + 1, ND_MIN(wct * 2, ND_BYTES_BETWEEN(maxbuf, words + 1))); |
c8cf0f94 | 418 | |
ed775ee7 AHJ |
419 | bcc = GET_LE_U_2(data); |
420 | ND_PRINT("smb_bcc=%u\n", bcc); | |
c8cf0f94 PA |
421 | if (bcc > 0) { |
422 | if (f2) | |
ed775ee7 AHJ |
423 | smb_fdata(ndo, data + 2, f2, ND_MIN(data + 2 + GET_LE_U_2(data), |
424 | maxbuf), unicodestr); | |
c8cf0f94 | 425 | else |
ed775ee7 AHJ |
426 | smb_data_print(ndo, data + 2, |
427 | ND_MIN(GET_LE_U_2(data), ND_BYTES_BETWEEN(maxbuf, data + 2))); | |
c8cf0f94 | 428 | } |
c8cf0f94 PA |
429 | } |
430 | ||
431 | static void | |
411677ae AL |
432 | print_sesssetup(netdissect_options *ndo, |
433 | const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf) | |
c8cf0f94 PA |
434 | { |
435 | u_int wct, bcc; | |
436 | const char *f1 = NULL, *f2 = NULL; | |
437 | ||
ed775ee7 | 438 | wct = GET_U_1(words); |
c8cf0f94 PA |
439 | if (request) { |
440 | if (wct == 10) | |
ed775ee7 | 441 | f1 = "Com2=[w]\nOff2=[u]\nBufSize=[u]\nMpxMax=[u]\nVcNum=[u]\nSessionKey=[W]\nPassLen=[u]\nCryptLen=[u]\nCryptOff=[u]\nPass&Name=\n"; |
c8cf0f94 | 442 | else |
ed775ee7 | 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"; |
c8cf0f94 PA |
444 | } else { |
445 | if (wct == 3) { | |
ed775ee7 | 446 | f1 = "Com2=[w]\nOff2=[u]\nAction=[w]\n"; |
c8cf0f94 | 447 | } else if (wct == 13) { |
ed775ee7 | 448 | f1 = "Com2=[B]\nRes=[B]\nOff2=[u]\nAction=[w]\n"; |
c8cf0f94 PA |
449 | f2 = "NativeOS=[S]\nNativeLanMan=[S]\nPrimaryDomain=[S]\n"; |
450 | } | |
451 | } | |
452 | ||
453 | if (f1) | |
ed775ee7 | 454 | smb_fdata(ndo, words + 1, f1, ND_MIN(words + 1 + wct * 2, maxbuf), |
c8cf0f94 PA |
455 | unicodestr); |
456 | else | |
ed775ee7 | 457 | smb_data_print(ndo, words + 1, ND_MIN(wct * 2, ND_BYTES_BETWEEN(maxbuf, words + 1))); |
c8cf0f94 | 458 | |
ed775ee7 AHJ |
459 | bcc = GET_LE_U_2(data); |
460 | ND_PRINT("smb_bcc=%u\n", bcc); | |
c8cf0f94 PA |
461 | if (bcc > 0) { |
462 | if (f2) | |
ed775ee7 AHJ |
463 | smb_fdata(ndo, data + 2, f2, ND_MIN(data + 2 + GET_LE_U_2(data), |
464 | maxbuf), unicodestr); | |
c8cf0f94 | 465 | else |
ed775ee7 AHJ |
466 | smb_data_print(ndo, data + 2, |
467 | ND_MIN(GET_LE_U_2(data), ND_BYTES_BETWEEN(maxbuf, data + 2))); | |
c8cf0f94 | 468 | } |
c8cf0f94 PA |
469 | } |
470 | ||
471 | static void | |
411677ae AL |
472 | print_lockingandx(netdissect_options *ndo, |
473 | const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf) | |
c8cf0f94 PA |
474 | { |
475 | u_int wct, bcc; | |
476 | const u_char *maxwords; | |
477 | const char *f1 = NULL, *f2 = NULL; | |
478 | ||
ed775ee7 | 479 | wct = GET_U_1(words); |
c8cf0f94 | 480 | if (request) { |
ed775ee7 AHJ |
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"; | |
c8cf0f94 | 484 | else |
ed775ee7 | 485 | f2 = "*Process=[u]\nOffset=[D]\nLength=[U]\n"; |
c8cf0f94 | 486 | } else { |
ed775ee7 | 487 | f1 = "Com2=[w]\nOff2=[u]\n"; |
c8cf0f94 PA |
488 | } |
489 | ||
ed775ee7 | 490 | maxwords = ND_MIN(words + 1 + wct * 2, maxbuf); |
c8cf0f94 | 491 | if (wct) |
411677ae | 492 | smb_fdata(ndo, words + 1, f1, maxwords, unicodestr); |
c8cf0f94 | 493 | |
ed775ee7 AHJ |
494 | bcc = GET_LE_U_2(data); |
495 | ND_PRINT("smb_bcc=%u\n", bcc); | |
c8cf0f94 PA |
496 | if (bcc > 0) { |
497 | if (f2) | |
ed775ee7 AHJ |
498 | smb_fdata(ndo, data + 2, f2, ND_MIN(data + 2 + GET_LE_U_2(data), |
499 | maxbuf), unicodestr); | |
c8cf0f94 | 500 | else |
ed775ee7 AHJ |
501 | smb_data_print(ndo, data + 2, |
502 | ND_MIN(GET_LE_U_2(data), ND_BYTES_BETWEEN(maxbuf, data + 2))); | |
c8cf0f94 | 503 | } |
c8cf0f94 PA |
504 | } |
505 | ||
506 | ||
411677ae | 507 | static const struct smbfns smb_fns[] = { |
c8cf0f94 PA |
508 | { -1, "SMBunknown", 0, DEFDESCRIPT }, |
509 | ||
510 | { SMBtcon, "SMBtcon", 0, | |
511 | { NULL, "Path=[Z]\nPassword=[Z]\nDevice=[Z]\n", | |
ed775ee7 | 512 | "MaxXmit=[u]\nTreeId=[u]\n", NULL, |
c8cf0f94 PA |
513 | NULL } }, |
514 | ||
515 | { SMBtdis, "SMBtdis", 0, DEFDESCRIPT }, | |
516 | { SMBexit, "SMBexit", 0, DEFDESCRIPT }, | |
517 | { SMBioctl, "SMBioctl", 0, DEFDESCRIPT }, | |
518 | ||
519 | { SMBecho, "SMBecho", 0, | |
ed775ee7 AHJ |
520 | { "ReverbCount=[u]\n", NULL, |
521 | "SequenceNum=[u]\n", NULL, | |
c8cf0f94 PA |
522 | NULL } }, |
523 | ||
524 | { SMBulogoffX, "SMBulogoffX", FLG_CHAIN, DEFDESCRIPT }, | |
525 | ||
526 | { SMBgetatr, "SMBgetatr", 0, | |
527 | { NULL, "Path=[Z]\n", | |
ed775ee7 | 528 | "Attribute=[A]\nTime=[T2]Size=[U]\nRes=([w,w,w,w,w])\n", NULL, |
c8cf0f94 PA |
529 | NULL } }, |
530 | ||
531 | { SMBsetatr, "SMBsetatr", 0, | |
532 | { "Attribute=[A]\nTime=[T2]Res=([w,w,w,w,w])\n", "Path=[Z]\n", | |
533 | NULL, NULL, NULL } }, | |
534 | ||
535 | { SMBchkpth, "SMBchkpth", 0, | |
536 | { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, | |
537 | ||
538 | { SMBsearch, "SMBsearch", 0, | |
ed775ee7 AHJ |
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", | |
541 | "Count=[u]\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", | |
c8cf0f94 PA |
543 | NULL } }, |
544 | ||
545 | { SMBopen, "SMBopen", 0, | |
546 | { "Mode=[w]\nAttribute=[A]\n", "Path=[Z]\n", | |
ed775ee7 | 547 | "Handle=[u]\nOAttrib=[A]\nTime=[T2]Size=[U]\nAccess=[w]\n", |
c8cf0f94 PA |
548 | NULL, NULL } }, |
549 | ||
550 | { SMBcreate, "SMBcreate", 0, | |
ed775ee7 | 551 | { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[u]\n", NULL, NULL } }, |
c8cf0f94 PA |
552 | |
553 | { SMBmknew, "SMBmknew", 0, | |
ed775ee7 | 554 | { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[u]\n", NULL, NULL } }, |
c8cf0f94 PA |
555 | |
556 | { SMBunlink, "SMBunlink", 0, | |
557 | { "Attrib=[A]\n", "Path=[Z]\n", NULL, NULL, NULL } }, | |
558 | ||
559 | { SMBread, "SMBread", 0, | |
ed775ee7 AHJ |
560 | { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL, |
561 | "Count=[u]\nRes=([w,w,w,w])\n", NULL, NULL } }, | |
c8cf0f94 PA |
562 | |
563 | { SMBwrite, "SMBwrite", 0, | |
ed775ee7 AHJ |
564 | { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL, |
565 | "Count=[u]\n", NULL, NULL } }, | |
c8cf0f94 PA |
566 | |
567 | { SMBclose, "SMBclose", 0, | |
ed775ee7 | 568 | { "Handle=[u]\nTime=[T2]", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
569 | |
570 | { SMBmkdir, "SMBmkdir", 0, | |
571 | { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, | |
572 | ||
573 | { SMBrmdir, "SMBrmdir", 0, | |
574 | { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, | |
575 | ||
576 | { SMBdskattr, "SMBdskattr", 0, | |
577 | { NULL, NULL, | |
ed775ee7 | 578 | "TotalUnits=[u]\nBlocksPerUnit=[u]\nBlockSize=[u]\nFreeUnits=[u]\nMedia=[w]\n", |
c8cf0f94 PA |
579 | NULL, NULL } }, |
580 | ||
581 | { SMBmv, "SMBmv", 0, | |
582 | { "Attrib=[A]\n", "OldPath=[Z]\nNewPath=[Z]\n", NULL, NULL, NULL } }, | |
583 | ||
584 | /* | |
585 | * this is a Pathworks specific call, allowing the | |
586 | * changing of the root path | |
587 | */ | |
588 | { pSETDIR, "SMBsetdir", 0, { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, | |
589 | ||
590 | { SMBlseek, "SMBlseek", 0, | |
ed775ee7 | 591 | { "Handle=[u]\nMode=[w]\nOffset=[D]\n", "Offset=[D]\n", NULL, NULL, NULL } }, |
c8cf0f94 | 592 | |
ed775ee7 | 593 | { SMBflush, "SMBflush", 0, { "Handle=[u]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
594 | |
595 | { SMBsplopen, "SMBsplopen", 0, | |
ed775ee7 | 596 | { "SetupLen=[u]\nMode=[w]\n", "Ident=[Z]\n", "Handle=[u]\n", |
c8cf0f94 PA |
597 | NULL, NULL } }, |
598 | ||
599 | { SMBsplclose, "SMBsplclose", 0, | |
ed775ee7 | 600 | { "Handle=[u]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
601 | |
602 | { SMBsplretq, "SMBsplretq", 0, | |
ed775ee7 AHJ |
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", | |
c8cf0f94 PA |
606 | NULL } }, |
607 | ||
608 | { SMBsplwr, "SMBsplwr", 0, | |
ed775ee7 | 609 | { "Handle=[u]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
610 | |
611 | { SMBlock, "SMBlock", 0, | |
ed775ee7 | 612 | { "Handle=[u]\nCount=[U]\nOffset=[D]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
613 | |
614 | { SMBunlock, "SMBunlock", 0, | |
ed775ee7 | 615 | { "Handle=[u]\nCount=[U]\nOffset=[D]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
616 | |
617 | /* CORE+ PROTOCOL FOLLOWS */ | |
618 | ||
619 | { SMBreadbraw, "SMBreadbraw", 0, | |
ed775ee7 | 620 | { "Handle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nRes=[u]\n", |
c8cf0f94 PA |
621 | NULL, NULL, NULL, NULL } }, |
622 | ||
623 | { SMBwritebraw, "SMBwritebraw", 0, | |
ed775ee7 | 624 | { "Handle=[u]\nTotalCount=[u]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\n|DataSize=[u]\nDataOff=[u]\n", |
c8cf0f94 PA |
625 | NULL, "WriteRawAck", NULL, NULL } }, |
626 | ||
627 | { SMBwritec, "SMBwritec", 0, | |
ed775ee7 | 628 | { NULL, NULL, "Count=[u]\n", NULL, NULL } }, |
c8cf0f94 PA |
629 | |
630 | { SMBwriteclose, "SMBwriteclose", 0, | |
ed775ee7 AHJ |
631 | { "Handle=[u]\nCount=[u]\nOffset=[D]\nTime=[T2]Res=([w,w,w,w,w,w])", |
632 | NULL, "Count=[u]\n", NULL, NULL } }, | |
c8cf0f94 PA |
633 | |
634 | { SMBlockread, "SMBlockread", 0, | |
ed775ee7 AHJ |
635 | { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL, |
636 | "Count=[u]\nRes=([w,w,w,w])\n", NULL, NULL } }, | |
c8cf0f94 PA |
637 | |
638 | { SMBwriteunlock, "SMBwriteunlock", 0, | |
ed775ee7 AHJ |
639 | { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL, |
640 | "Count=[u]\n", NULL, NULL } }, | |
c8cf0f94 PA |
641 | |
642 | { SMBreadBmpx, "SMBreadBmpx", 0, | |
ed775ee7 | 643 | { "Handle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nRes=[w]\n", |
c8cf0f94 | 644 | NULL, |
ed775ee7 | 645 | "Offset=[D]\nTotCount=[u]\nRemaining=[u]\nRes=([w,w])\nDataSize=[u]\nDataOff=[u]\n", |
c8cf0f94 PA |
646 | NULL, NULL } }, |
647 | ||
648 | { SMBwriteBmpx, "SMBwriteBmpx", 0, | |
ed775ee7 AHJ |
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 } }, | |
c8cf0f94 PA |
651 | |
652 | { SMBwriteBs, "SMBwriteBs", 0, | |
ed775ee7 AHJ |
653 | { "Handle=[u]\nTotCount=[u]\nOffset=[D]\nRes=[W]\nDataSize=[u]\nDataOff=[u]\n", |
654 | NULL, "Count=[u]\n", NULL, NULL } }, | |
c8cf0f94 PA |
655 | |
656 | { SMBsetattrE, "SMBsetattrE", 0, | |
ed775ee7 | 657 | { "Handle=[u]\nCreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]", NULL, |
c8cf0f94 PA |
658 | NULL, NULL, NULL } }, |
659 | ||
660 | { SMBgetattrE, "SMBgetattrE", 0, | |
ed775ee7 AHJ |
661 | { "Handle=[u]\n", NULL, |
662 | "CreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]Size=[U]\nAllocSize=[U]\nAttribute=[A]\n", | |
c8cf0f94 PA |
663 | NULL, NULL } }, |
664 | ||
665 | { SMBtranss, "SMBtranss", 0, DEFDESCRIPT }, | |
666 | { SMBioctls, "SMBioctls", 0, DEFDESCRIPT }, | |
667 | ||
668 | { SMBcopy, "SMBcopy", 0, | |
ed775ee7 AHJ |
669 | { "TreeID2=[u]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n", |
670 | "CopyCount=[u]\n", "|ErrStr=[S]\n", NULL } }, | |
c8cf0f94 PA |
671 | |
672 | { SMBmove, "SMBmove", 0, | |
ed775ee7 AHJ |
673 | { "TreeID2=[u]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n", |
674 | "MoveCount=[u]\n", "|ErrStr=[S]\n", NULL } }, | |
c8cf0f94 PA |
675 | |
676 | { SMBopenX, "SMBopenX", FLG_CHAIN, | |
ed775ee7 | 677 | { "Com2=[w]\nOff2=[u]\nFlags=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]OFun=[w]\nSize=[U]\nTimeOut=[D]\nRes=[W]\n", |
c8cf0f94 | 678 | "Path=[S]\n", |
ed775ee7 | 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", |
c8cf0f94 PA |
680 | NULL, NULL } }, |
681 | ||
682 | { SMBreadX, "SMBreadX", FLG_CHAIN, | |
ed775ee7 | 683 | { "Com2=[w]\nOff2=[u]\nHandle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nCountLeft=[u]\n", |
c8cf0f94 | 684 | NULL, |
ed775ee7 | 685 | "Com2=[w]\nOff2=[u]\nRemaining=[u]\nRes=[W]\nDataSize=[u]\nDataOff=[u]\nRes=([w,w,w,w])\n", |
c8cf0f94 PA |
686 | NULL, NULL } }, |
687 | ||
688 | { SMBwriteX, "SMBwriteX", FLG_CHAIN, | |
ed775ee7 | 689 | { "Com2=[w]\nOff2=[u]\nHandle=[u]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nCountLeft=[u]\nRes=[w]\nDataSize=[u]\nDataOff=[u]\n", |
c8cf0f94 | 690 | NULL, |
ed775ee7 | 691 | "Com2=[w]\nOff2=[u]\nCount=[u]\nRemaining=[u]\nRes=[W]\n", |
c8cf0f94 PA |
692 | NULL, NULL } }, |
693 | ||
694 | { SMBffirst, "SMBffirst", 0, | |
ed775ee7 AHJ |
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", | |
697 | "Count=[u]\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", | |
c8cf0f94 PA |
699 | NULL } }, |
700 | ||
701 | { SMBfunique, "SMBfunique", 0, | |
ed775ee7 AHJ |
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", | |
704 | "Count=[u]\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", | |
c8cf0f94 PA |
706 | NULL } }, |
707 | ||
708 | { SMBfclose, "SMBfclose", 0, | |
ed775ee7 AHJ |
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", | |
711 | "Count=[u]\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", | |
c8cf0f94 PA |
713 | NULL } }, |
714 | ||
715 | { SMBfindnclose, "SMBfindnclose", 0, | |
ed775ee7 | 716 | { "Handle=[u]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
717 | |
718 | { SMBfindclose, "SMBfindclose", 0, | |
ed775ee7 | 719 | { "Handle=[u]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
720 | |
721 | { SMBsends, "SMBsends", 0, | |
722 | { NULL, "Source=[Z]\nDest=[Z]\n", NULL, NULL, NULL } }, | |
723 | ||
724 | { SMBsendstrt, "SMBsendstrt", 0, | |
ed775ee7 | 725 | { NULL, "Source=[Z]\nDest=[Z]\n", "GroupID=[u]\n", NULL, NULL } }, |
c8cf0f94 PA |
726 | |
727 | { SMBsendend, "SMBsendend", 0, | |
ed775ee7 | 728 | { "GroupID=[u]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
729 | |
730 | { SMBsendtxt, "SMBsendtxt", 0, | |
ed775ee7 | 731 | { "GroupID=[u]\n", NULL, NULL, NULL, NULL } }, |
c8cf0f94 PA |
732 | |
733 | { SMBsendb, "SMBsendb", 0, | |
734 | { NULL, "Source=[Z]\nDest=[Z]\n", NULL, NULL, NULL } }, | |
735 | ||
736 | { SMBfwdname, "SMBfwdname", 0, DEFDESCRIPT }, | |
737 | { SMBcancelf, "SMBcancelf", 0, DEFDESCRIPT }, | |
738 | { SMBgetmac, "SMBgetmac", 0, DEFDESCRIPT }, | |
739 | ||
740 | { SMBnegprot, "SMBnegprot", 0, | |
741 | { NULL, NULL, NULL, NULL, print_negprot } }, | |
742 | ||
743 | { SMBsesssetupX, "SMBsesssetupX", FLG_CHAIN, | |
744 | { NULL, NULL, NULL, NULL, print_sesssetup } }, | |
745 | ||
746 | { SMBtconX, "SMBtconX", FLG_CHAIN, | |
ed775ee7 AHJ |
747 | { "Com2=[w]\nOff2=[u]\nFlags=[w]\nPassLen=[u]\nPasswd&Path&Device=\n", |
748 | NULL, "Com2=[w]\nOff2=[u]\n", "ServiceType=[R]\n", NULL } }, | |
c8cf0f94 PA |
749 | |
750 | { SMBlockingX, "SMBlockingX", FLG_CHAIN, | |
751 | { NULL, NULL, NULL, NULL, print_lockingandx } }, | |
752 | ||
753 | { SMBtrans2, "SMBtrans2", 0, { NULL, NULL, NULL, NULL, print_trans2 } }, | |
754 | ||
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 } }, | |
759 | ||
760 | { SMBnttrans, "SMBnttrans", 0, DEFDESCRIPT }, | |
761 | { SMBnttranss, "SMBnttranss", 0, DEFDESCRIPT }, | |
762 | ||
763 | { SMBntcreateX, "SMBntcreateX", FLG_CHAIN, | |
ed775ee7 | 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", |
c8cf0f94 | 765 | "Path=[C]\n", |
ed775ee7 | 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", |
c8cf0f94 PA |
767 | NULL, NULL } }, |
768 | ||
769 | { SMBntcancel, "SMBntcancel", 0, DEFDESCRIPT }, | |
770 | ||
771 | { -1, NULL, 0, DEFDESCRIPT } | |
772 | }; | |
773 | ||
774 | ||
775 | /* | |
776 | * print a SMB message | |
777 | */ | |
778 | static void | |
411677ae AL |
779 | print_smb(netdissect_options *ndo, |
780 | const u_char *buf, const u_char *maxbuf) | |
c8cf0f94 | 781 | { |
411677ae | 782 | uint16_t flags2; |
ed775ee7 AHJ |
783 | u_int nterrcodes; |
784 | u_int command; | |
411677ae | 785 | uint32_t nterror; |
c8cf0f94 | 786 | const u_char *words, *maxwords, *data; |
411677ae | 787 | const struct smbfns *fn; |
c8cf0f94 | 788 | const char *fmt_smbheader = |
ed775ee7 AHJ |
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"; |
790 | u_int smboffset; | |
791 | ||
792 | ndo->ndo_protocol = "smb"; | |
c8cf0f94 | 793 | |
ed775ee7 | 794 | request = (GET_U_1(buf + 9) & 0x80) ? 0 : 1; |
c8cf0f94 PA |
795 | startbuf = buf; |
796 | ||
ed775ee7 | 797 | command = GET_U_1(buf + 4); |
c8cf0f94 PA |
798 | |
799 | fn = smbfind(command, smb_fns); | |
800 | ||
411677ae | 801 | if (ndo->ndo_vflag > 1) |
ed775ee7 | 802 | ND_PRINT("\n"); |
c8cf0f94 | 803 | |
ed775ee7 | 804 | ND_PRINT("SMB PACKET: %s (%s)", fn->name, request ? "REQUEST" : "REPLY"); |
c8cf0f94 | 805 | |
411677ae | 806 | if (ndo->ndo_vflag < 2) |
c8cf0f94 PA |
807 | return; |
808 | ||
ed775ee7 AHJ |
809 | ND_PRINT("\n"); |
810 | flags2 = GET_LE_U_2(buf + 10); | |
411677ae AL |
811 | unicodestr = flags2 & 0x8000; |
812 | nterrcodes = flags2 & 0x4000; | |
813 | ||
c8cf0f94 | 814 | /* print out the header */ |
411677ae | 815 | smb_fdata(ndo, buf, fmt_smbheader, buf + 33, unicodestr); |
c8cf0f94 PA |
816 | |
817 | if (nterrcodes) { | |
ed775ee7 | 818 | nterror = GET_LE_U_4(buf + 5); |
c8cf0f94 | 819 | if (nterror) |
ed775ee7 | 820 | ND_PRINT("NTError = %s\n", nt_errstr(nterror)); |
c8cf0f94 | 821 | } else { |
ed775ee7 AHJ |
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))); | |
c8cf0f94 PA |
825 | } |
826 | ||
827 | smboffset = 32; | |
828 | ||
829 | for (;;) { | |
830 | const char *f1, *f2; | |
831 | int wct; | |
832 | u_int bcc; | |
ed775ee7 | 833 | u_int newsmboffset; |
c8cf0f94 PA |
834 | |
835 | words = buf + smboffset; | |
ed775ee7 | 836 | wct = GET_U_1(words); |
c8cf0f94 | 837 | data = words + 1 + wct * 2; |
ed775ee7 | 838 | maxwords = ND_MIN(data, maxbuf); |
c8cf0f94 PA |
839 | |
840 | if (request) { | |
841 | f1 = fn->descript.req_f1; | |
842 | f2 = fn->descript.req_f2; | |
843 | } else { | |
844 | f1 = fn->descript.rep_f1; | |
845 | f2 = fn->descript.rep_f2; | |
846 | } | |
847 | ||
ed775ee7 | 848 | smb_reset(); |
c8cf0f94 | 849 | if (fn->descript.fn) |
411677ae | 850 | (*fn->descript.fn)(ndo, words, data, buf, maxbuf); |
c8cf0f94 PA |
851 | else { |
852 | if (wct) { | |
853 | if (f1) | |
411677ae | 854 | smb_fdata(ndo, words + 1, f1, words + 1 + wct * 2, unicodestr); |
c8cf0f94 | 855 | else { |
ed775ee7 AHJ |
856 | u_int i; |
857 | u_int v; | |
c8cf0f94 | 858 | |
ed775ee7 AHJ |
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); | |
c8cf0f94 PA |
862 | } |
863 | } | |
864 | } | |
865 | ||
ed775ee7 AHJ |
866 | bcc = GET_LE_U_2(data); |
867 | ND_PRINT("smb_bcc=%u\n", bcc); | |
c8cf0f94 PA |
868 | if (f2) { |
869 | if (bcc > 0) | |
411677ae | 870 | smb_fdata(ndo, data + 2, f2, data + 2 + bcc, unicodestr); |
c8cf0f94 PA |
871 | } else { |
872 | if (bcc > 0) { | |
ed775ee7 AHJ |
873 | ND_PRINT("smb_buf[]=\n"); |
874 | smb_data_print(ndo, data + 2, ND_MIN(bcc, ND_BYTES_BETWEEN(maxbuf, data + 2))); | |
c8cf0f94 PA |
875 | } |
876 | } | |
877 | } | |
878 | ||
879 | if ((fn->flags & FLG_CHAIN) == 0) | |
880 | break; | |
881 | if (wct == 0) | |
882 | break; | |
ed775ee7 | 883 | command = GET_U_1(words + 1); |
c8cf0f94 PA |
884 | if (command == 0xFF) |
885 | break; | |
ed775ee7 | 886 | newsmboffset = GET_LE_U_2(words + 3); |
c8cf0f94 PA |
887 | |
888 | fn = smbfind(command, smb_fns); | |
889 | ||
ed775ee7 AHJ |
890 | ND_PRINT("\nSMB PACKET: %s (%s) (CHAINED)\n", |
891 | fn->name, request ? "REQUEST" : "REPLY"); | |
66170f0a | 892 | if (newsmboffset <= smboffset) { |
ed775ee7 | 893 | ND_PRINT("Bad andX offset: %u <= %u\n", newsmboffset, smboffset); |
c8cf0f94 PA |
894 | break; |
895 | } | |
896 | smboffset = newsmboffset; | |
897 | } | |
c8cf0f94 PA |
898 | } |
899 | ||
900 | ||
901 | /* | |
902 | * print a NBT packet received across tcp on port 139 | |
903 | */ | |
904 | void | |
411677ae | 905 | nbt_tcp_print(netdissect_options *ndo, |
ed775ee7 | 906 | const u_char *data, u_int length) |
c8cf0f94 | 907 | { |
ed775ee7 AHJ |
908 | u_int caplen; |
909 | u_int type; | |
c8cf0f94 PA |
910 | u_int nbt_len; |
911 | const u_char *maxbuf; | |
912 | ||
ed775ee7 | 913 | ndo->ndo_protocol = "nbt_tcp"; |
c8cf0f94 PA |
914 | if (length < 4) |
915 | goto trunc; | |
411677ae | 916 | if (ndo->ndo_snapend < data) |
c8cf0f94 | 917 | goto trunc; |
ed775ee7 | 918 | caplen = ND_BYTES_AVAILABLE_AFTER(data); |
c8cf0f94 PA |
919 | if (caplen < 4) |
920 | goto trunc; | |
921 | maxbuf = data + caplen; | |
ed775ee7 AHJ |
922 | type = GET_U_1(data); |
923 | nbt_len = GET_BE_U_2(data + 2); | |
c8cf0f94 PA |
924 | length -= 4; |
925 | caplen -= 4; | |
926 | ||
927 | startbuf = data; | |
928 | ||
411677ae | 929 | if (ndo->ndo_vflag < 2) { |
ed775ee7 | 930 | ND_PRINT(" NBT Session Packet: "); |
c8cf0f94 PA |
931 | switch (type) { |
932 | case 0x00: | |
ed775ee7 | 933 | ND_PRINT("Session Message"); |
c8cf0f94 PA |
934 | break; |
935 | ||
936 | case 0x81: | |
ed775ee7 | 937 | ND_PRINT("Session Request"); |
c8cf0f94 PA |
938 | break; |
939 | ||
940 | case 0x82: | |
ed775ee7 | 941 | ND_PRINT("Session Granted"); |
c8cf0f94 PA |
942 | break; |
943 | ||
944 | case 0x83: | |
945 | { | |
ed775ee7 | 946 | u_int ecode; |
c8cf0f94 PA |
947 | |
948 | if (nbt_len < 4) | |
949 | goto trunc; | |
950 | if (length < 4) | |
951 | goto trunc; | |
952 | if (caplen < 4) | |
953 | goto trunc; | |
ed775ee7 | 954 | ecode = GET_U_1(data + 4); |
c8cf0f94 | 955 | |
ed775ee7 | 956 | ND_PRINT("Session Reject, "); |
c8cf0f94 PA |
957 | switch (ecode) { |
958 | case 0x80: | |
ed775ee7 | 959 | ND_PRINT("Not listening on called name"); |
c8cf0f94 PA |
960 | break; |
961 | case 0x81: | |
ed775ee7 | 962 | ND_PRINT("Not listening for calling name"); |
c8cf0f94 PA |
963 | break; |
964 | case 0x82: | |
ed775ee7 | 965 | ND_PRINT("Called name not present"); |
c8cf0f94 PA |
966 | break; |
967 | case 0x83: | |
ed775ee7 | 968 | ND_PRINT("Called name present, but insufficient resources"); |
c8cf0f94 PA |
969 | break; |
970 | default: | |
ed775ee7 | 971 | ND_PRINT("Unspecified error 0x%X", ecode); |
c8cf0f94 PA |
972 | break; |
973 | } | |
974 | } | |
975 | break; | |
976 | ||
977 | case 0x85: | |
ed775ee7 | 978 | ND_PRINT("Session Keepalive"); |
c8cf0f94 PA |
979 | break; |
980 | ||
981 | default: | |
411677ae | 982 | data = smb_fdata(ndo, data, "Unknown packet type [rB]", maxbuf, 0); |
c8cf0f94 PA |
983 | break; |
984 | } | |
985 | } else { | |
ed775ee7 | 986 | ND_PRINT("\n>>> NBT Session Packet\n"); |
c8cf0f94 PA |
987 | switch (type) { |
988 | case 0x00: | |
ed775ee7 | 989 | data = smb_fdata(ndo, data, "[P1]NBT Session Message\nFlags=[B]\nLength=[ru]\n", |
c8cf0f94 PA |
990 | data + 4, 0); |
991 | if (data == NULL) | |
992 | break; | |
993 | if (nbt_len >= 4 && caplen >= 4 && memcmp(data,"\377SMB",4) == 0) { | |
ed775ee7 AHJ |
994 | if (nbt_len > caplen) { |
995 | if (nbt_len > length) | |
996 | ND_PRINT("WARNING: Packet is continued in later TCP segments\n"); | |
c8cf0f94 | 997 | else |
ed775ee7 AHJ |
998 | ND_PRINT("WARNING: Short packet. Try increasing the snap length by %u\n", |
999 | nbt_len - caplen); | |
c8cf0f94 | 1000 | } |
411677ae | 1001 | print_smb(ndo, data, maxbuf > data + nbt_len ? data + nbt_len : maxbuf); |
c8cf0f94 | 1002 | } else |
ed775ee7 | 1003 | ND_PRINT("Session packet:(raw data or continuation?)\n"); |
c8cf0f94 PA |
1004 | break; |
1005 | ||
1006 | case 0x81: | |
411677ae | 1007 | data = smb_fdata(ndo, data, |
ed775ee7 | 1008 | "[P1]NBT Session Request\nFlags=[B]\nLength=[ru]\nDestination=[n1]\nSource=[n1]\n", |
c8cf0f94 PA |
1009 | maxbuf, 0); |
1010 | break; | |
1011 | ||
1012 | case 0x82: | |
ed775ee7 | 1013 | data = smb_fdata(ndo, data, "[P1]NBT Session Granted\nFlags=[B]\nLength=[ru]\n", maxbuf, 0); |
c8cf0f94 PA |
1014 | break; |
1015 | ||
1016 | case 0x83: | |
1017 | { | |
1018 | const u_char *origdata; | |
ed775ee7 | 1019 | u_int ecode; |
c8cf0f94 PA |
1020 | |
1021 | origdata = data; | |
ed775ee7 | 1022 | data = smb_fdata(ndo, data, "[P1]NBT SessionReject\nFlags=[B]\nLength=[ru]\nReason=[B]\n", |
c8cf0f94 PA |
1023 | maxbuf, 0); |
1024 | if (data == NULL) | |
1025 | break; | |
1026 | if (nbt_len >= 1 && caplen >= 1) { | |
ed775ee7 | 1027 | ecode = GET_U_1(origdata + 4); |
c8cf0f94 PA |
1028 | switch (ecode) { |
1029 | case 0x80: | |
ed775ee7 | 1030 | ND_PRINT("Not listening on called name\n"); |
c8cf0f94 PA |
1031 | break; |
1032 | case 0x81: | |
ed775ee7 | 1033 | ND_PRINT("Not listening for calling name\n"); |
c8cf0f94 PA |
1034 | break; |
1035 | case 0x82: | |
ed775ee7 | 1036 | ND_PRINT("Called name not present\n"); |
c8cf0f94 PA |
1037 | break; |
1038 | case 0x83: | |
ed775ee7 | 1039 | ND_PRINT("Called name present, but insufficient resources\n"); |
c8cf0f94 PA |
1040 | break; |
1041 | default: | |
ed775ee7 | 1042 | ND_PRINT("Unspecified error 0x%X\n", ecode); |
c8cf0f94 PA |
1043 | break; |
1044 | } | |
1045 | } | |
1046 | } | |
1047 | break; | |
1048 | ||
1049 | case 0x85: | |
ed775ee7 | 1050 | data = smb_fdata(ndo, data, "[P1]NBT Session Keepalive\nFlags=[B]\nLength=[ru]\n", maxbuf, 0); |
c8cf0f94 PA |
1051 | break; |
1052 | ||
1053 | default: | |
411677ae | 1054 | data = smb_fdata(ndo, data, "NBT - Unknown packet type\nType=[B]\n", maxbuf, 0); |
c8cf0f94 PA |
1055 | break; |
1056 | } | |
c8cf0f94 PA |
1057 | } |
1058 | return; | |
1059 | trunc: | |
ed775ee7 | 1060 | nd_print_trunc(ndo); |
c8cf0f94 PA |
1061 | } |
1062 | ||
411677ae AL |
1063 | static const struct tok opcode_str[] = { |
1064 | { 0, "QUERY" }, | |
1065 | { 5, "REGISTRATION" }, | |
1066 | { 6, "RELEASE" }, | |
1067 | { 7, "WACK" }, | |
1068 | { 8, "REFRESH(8)" }, | |
1069 | { 9, "REFRESH" }, | |
1070 | { 15, "MULTIHOMED REGISTRATION" }, | |
1071 | { 0, NULL } | |
1072 | }; | |
c8cf0f94 PA |
1073 | |
1074 | /* | |
1075 | * print a NBT packet received across udp on port 137 | |
1076 | */ | |
1077 | void | |
411677ae | 1078 | nbt_udp137_print(netdissect_options *ndo, |
ed775ee7 | 1079 | const u_char *data, u_int length) |
c8cf0f94 PA |
1080 | { |
1081 | const u_char *maxbuf = data + length; | |
ed775ee7 AHJ |
1082 | u_int name_trn_id, response, opcode, nm_flags, rcode; |
1083 | u_int qdcount, ancount, nscount, arcount; | |
c8cf0f94 | 1084 | const u_char *p; |
ed775ee7 AHJ |
1085 | u_int total, i; |
1086 | ||
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); | |
c8cf0f94 PA |
1097 | startbuf = data; |
1098 | ||
1099 | if (maxbuf <= data) | |
1100 | return; | |
1101 | ||
411677ae | 1102 | if (ndo->ndo_vflag > 1) |
ed775ee7 | 1103 | ND_PRINT("\n>>> "); |
c8cf0f94 | 1104 | |
ed775ee7 | 1105 | ND_PRINT("NBT UDP PACKET(137): %s", tok2str(opcode_str, "OPUNKNOWN", opcode)); |
c8cf0f94 | 1106 | if (response) { |
ed775ee7 | 1107 | ND_PRINT("; %s", rcode ? "NEGATIVE" : "POSITIVE"); |
c8cf0f94 | 1108 | } |
ed775ee7 AHJ |
1109 | ND_PRINT("; %s; %s", response ? "RESPONSE" : "REQUEST", |
1110 | (nm_flags & 1) ? "BROADCAST" : "UNICAST"); | |
c8cf0f94 | 1111 | |
411677ae | 1112 | if (ndo->ndo_vflag < 2) |
c8cf0f94 PA |
1113 | return; |
1114 | ||
ed775ee7 | 1115 | ND_PRINT("\nTrnID=0x%X\nOpCode=%u\nNmFlags=0x%X\nRcode=%u\nQueryCount=%u\nAnswerCount=%u\nAuthorityCount=%u\nAddressRecCount=%u\n", |
c8cf0f94 | 1116 | name_trn_id, opcode, nm_flags, rcode, qdcount, ancount, nscount, |
ed775ee7 | 1117 | arcount); |
c8cf0f94 PA |
1118 | |
1119 | p = data + 12; | |
1120 | ||
1121 | total = ancount + nscount + arcount; | |
1122 | ||
1123 | if (qdcount > 100 || total > 100) { | |
ed775ee7 | 1124 | ND_PRINT("Corrupt packet??\n"); |
c8cf0f94 PA |
1125 | return; |
1126 | } | |
1127 | ||
1128 | if (qdcount) { | |
ed775ee7 | 1129 | ND_PRINT("QuestionRecords:\n"); |
c8cf0f94 | 1130 | for (i = 0; i < qdcount; i++) { |
411677ae | 1131 | p = smb_fdata(ndo, p, |
c8cf0f94 PA |
1132 | "|Name=[n1]\nQuestionType=[rw]\nQuestionClass=[rw]\n#", |
1133 | maxbuf, 0); | |
1134 | if (p == NULL) | |
1135 | goto out; | |
1136 | } | |
1137 | } | |
1138 | ||
1139 | if (total) { | |
ed775ee7 | 1140 | ND_PRINT("\nResourceRecords:\n"); |
c8cf0f94 | 1141 | for (i = 0; i < total; i++) { |
ed775ee7 AHJ |
1142 | u_int rdlen; |
1143 | u_int restype; | |
c8cf0f94 | 1144 | |
411677ae | 1145 | p = smb_fdata(ndo, p, "Name=[n1]\n#", maxbuf, 0); |
c8cf0f94 PA |
1146 | if (p == NULL) |
1147 | goto out; | |
ed775ee7 AHJ |
1148 | restype = GET_BE_U_2(p); |
1149 | p = smb_fdata(ndo, p, "ResType=[rw]\nResClass=[rw]\nTTL=[rU]\n", p + 8, 0); | |
c8cf0f94 PA |
1150 | if (p == NULL) |
1151 | goto out; | |
ed775ee7 AHJ |
1152 | rdlen = GET_BE_U_2(p); |
1153 | ND_PRINT("ResourceLength=%u\nResourceData=\n", rdlen); | |
c8cf0f94 PA |
1154 | p += 2; |
1155 | if (rdlen == 6) { | |
411677ae | 1156 | p = smb_fdata(ndo, p, "AddrType=[rw]\nAddress=[b.b.b.b]\n", p + rdlen, 0); |
c8cf0f94 PA |
1157 | if (p == NULL) |
1158 | goto out; | |
1159 | } else { | |
1160 | if (restype == 0x21) { | |
ed775ee7 | 1161 | u_int numnames; |
c8cf0f94 | 1162 | |
ed775ee7 | 1163 | numnames = GET_U_1(p); |
411677ae | 1164 | p = smb_fdata(ndo, p, "NumNames=[B]\n", p + 1, 0); |
c8cf0f94 PA |
1165 | if (p == NULL) |
1166 | goto out; | |
ed775ee7 | 1167 | while (numnames) { |
411677ae | 1168 | p = smb_fdata(ndo, p, "Name=[n2]\t#", maxbuf, 0); |
c8cf0f94 PA |
1169 | if (p == NULL) |
1170 | goto out; | |
ed775ee7 AHJ |
1171 | ND_TCHECK_1(p); |
1172 | if (p >= maxbuf) | |
1173 | goto out; | |
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; | |
c8cf0f94 | 1181 | } |
ed775ee7 AHJ |
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> "); | |
1190 | ND_PRINT("\n"); | |
c8cf0f94 | 1191 | p += 2; |
ed775ee7 | 1192 | numnames--; |
c8cf0f94 PA |
1193 | } |
1194 | } else { | |
ed775ee7 AHJ |
1195 | if (p >= maxbuf) |
1196 | goto out; | |
1197 | smb_data_print(ndo, p, ND_MIN(rdlen, length - ND_BYTES_BETWEEN(p, data))); | |
c8cf0f94 PA |
1198 | p += rdlen; |
1199 | } | |
1200 | } | |
1201 | } | |
1202 | } | |
1203 | ||
1204 | if (p < maxbuf) | |
411677ae | 1205 | smb_fdata(ndo, p, "AdditionalData:\n", maxbuf, 0); |
c8cf0f94 PA |
1206 | |
1207 | out: | |
c8cf0f94 PA |
1208 | return; |
1209 | trunc: | |
ed775ee7 | 1210 | nd_print_trunc(ndo); |
c8cf0f94 PA |
1211 | } |
1212 | ||
ea7b4bf5 PA |
1213 | /* |
1214 | * Print an SMB-over-TCP packet received across tcp on port 445 | |
1215 | */ | |
1216 | void | |
411677ae | 1217 | smb_tcp_print(netdissect_options *ndo, |
ed775ee7 | 1218 | const u_char * data, u_int length) |
ea7b4bf5 | 1219 | { |
ed775ee7 | 1220 | u_int caplen; |
ea7b4bf5 PA |
1221 | u_int smb_len; |
1222 | const u_char *maxbuf; | |
1223 | ||
ed775ee7 | 1224 | ndo->ndo_protocol = "smb_tcp"; |
ea7b4bf5 PA |
1225 | if (length < 4) |
1226 | goto trunc; | |
411677ae | 1227 | if (ndo->ndo_snapend < data) |
ea7b4bf5 | 1228 | goto trunc; |
ed775ee7 | 1229 | caplen = ND_BYTES_AVAILABLE_AFTER(data); |
ea7b4bf5 PA |
1230 | if (caplen < 4) |
1231 | goto trunc; | |
1232 | maxbuf = data + caplen; | |
ed775ee7 | 1233 | smb_len = GET_BE_U_3(data + 1); |
ea7b4bf5 PA |
1234 | length -= 4; |
1235 | caplen -= 4; | |
c8cf0f94 | 1236 | |
ea7b4bf5 PA |
1237 | startbuf = data; |
1238 | data += 4; | |
1239 | ||
1240 | if (smb_len >= 4 && caplen >= 4 && memcmp(data,"\377SMB",4) == 0) { | |
ed775ee7 AHJ |
1241 | if (smb_len > caplen) { |
1242 | if (smb_len > length) | |
1243 | ND_PRINT(" WARNING: Packet is continued in later TCP segments\n"); | |
ea7b4bf5 | 1244 | else |
ed775ee7 AHJ |
1245 | ND_PRINT(" WARNING: Short packet. Try increasing the snap length by %u\n", |
1246 | smb_len - caplen); | |
411677ae | 1247 | } else |
ed775ee7 | 1248 | ND_PRINT(" "); |
411677ae | 1249 | print_smb(ndo, data, maxbuf > data + smb_len ? data + smb_len : maxbuf); |
ea7b4bf5 | 1250 | } else |
ed775ee7 | 1251 | ND_PRINT(" SMB-over-TCP packet:(raw data or continuation?)\n"); |
ea7b4bf5 PA |
1252 | return; |
1253 | trunc: | |
ed775ee7 | 1254 | nd_print_trunc(ndo); |
ea7b4bf5 | 1255 | } |
c8cf0f94 PA |
1256 | |
1257 | /* | |
1258 | * print a NBT packet received across udp on port 138 | |
1259 | */ | |
1260 | void | |
411677ae | 1261 | nbt_udp138_print(netdissect_options *ndo, |
ed775ee7 | 1262 | const u_char *data, u_int length) |
c8cf0f94 PA |
1263 | { |
1264 | const u_char *maxbuf = data + length; | |
1265 | ||
ed775ee7 | 1266 | ndo->ndo_protocol = "nbt_udp138"; |
411677ae AL |
1267 | if (maxbuf > ndo->ndo_snapend) |
1268 | maxbuf = ndo->ndo_snapend; | |
c8cf0f94 PA |
1269 | if (maxbuf <= data) |
1270 | return; | |
1271 | startbuf = data; | |
1272 | ||
411677ae | 1273 | if (ndo->ndo_vflag < 2) { |
ed775ee7 | 1274 | ND_PRINT("NBT UDP PACKET(138)"); |
c8cf0f94 PA |
1275 | return; |
1276 | } | |
1277 | ||
411677ae | 1278 | data = smb_fdata(ndo, data, |
ed775ee7 | 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#", |
c8cf0f94 PA |
1280 | maxbuf, 0); |
1281 | ||
1282 | if (data != NULL) { | |
1283 | /* If there isn't enough data for "\377SMB", don't check for it. */ | |
ed775ee7 | 1284 | if ((data + 3) >= maxbuf) |
c8cf0f94 PA |
1285 | goto out; |
1286 | ||
1287 | if (memcmp(data, "\377SMB",4) == 0) | |
411677ae | 1288 | print_smb(ndo, data, maxbuf); |
c8cf0f94 PA |
1289 | } |
1290 | out: | |
ed775ee7 | 1291 | return; |
c8cf0f94 PA |
1292 | } |
1293 | ||
1294 | ||
1295 | /* | |
1296 | print netbeui frames | |
1297 | */ | |
411677ae | 1298 | static struct nbf_strings { |
c8cf0f94 PA |
1299 | const char *name; |
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 }, | |
1313 | { "Datagram", 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 }, | |
1330 | { "Data Ack", 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 } | |
1351 | }; | |
1352 | ||
1353 | void | |
411677ae | 1354 | netbeui_print(netdissect_options *ndo, |
ed775ee7 | 1355 | u_short control, const u_char *data, u_int length) |
c8cf0f94 PA |
1356 | { |
1357 | const u_char *maxbuf = data + length; | |
ed775ee7 AHJ |
1358 | u_int len; |
1359 | u_int command; | |
c8cf0f94 PA |
1360 | const u_char *data2; |
1361 | int is_truncated = 0; | |
1362 | ||
ed775ee7 | 1363 | ndo->ndo_protocol = "netbeui"; |
411677ae AL |
1364 | if (maxbuf > ndo->ndo_snapend) |
1365 | maxbuf = ndo->ndo_snapend; | |
ed775ee7 AHJ |
1366 | len = GET_LE_U_2(data); |
1367 | command = GET_U_1(data + 4); | |
c8cf0f94 PA |
1368 | data2 = data + len; |
1369 | if (data2 >= maxbuf) { | |
1370 | data2 = maxbuf; | |
1371 | is_truncated = 1; | |
1372 | } | |
1373 | ||
1374 | startbuf = data; | |
1375 | ||
411677ae | 1376 | if (ndo->ndo_vflag < 2) { |
ed775ee7 | 1377 | ND_PRINT("NBF Packet: "); |
411677ae | 1378 | data = smb_fdata(ndo, data, "[P5]#", maxbuf, 0); |
c8cf0f94 | 1379 | } else { |
ed775ee7 AHJ |
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); | |
c8cf0f94 PA |
1382 | } |
1383 | if (data == NULL) | |
1384 | goto out; | |
1385 | ||
1386 | if (command > 0x1f || nbf_strings[command].name == NULL) { | |
411677ae AL |
1387 | if (ndo->ndo_vflag < 2) |
1388 | data = smb_fdata(ndo, data, "Unknown NBF Command#", data2, 0); | |
c8cf0f94 | 1389 | else |
411677ae | 1390 | data = smb_fdata(ndo, data, "Unknown NBF Command\n", data2, 0); |
c8cf0f94 | 1391 | } else { |
411677ae | 1392 | if (ndo->ndo_vflag < 2) { |
ed775ee7 | 1393 | ND_PRINT("%s", nbf_strings[command].name); |
c8cf0f94 | 1394 | if (nbf_strings[command].nonverbose != NULL) |
411677ae | 1395 | data = smb_fdata(ndo, data, nbf_strings[command].nonverbose, data2, 0); |
c8cf0f94 | 1396 | } else { |
ed775ee7 | 1397 | ND_PRINT("%s:\n", nbf_strings[command].name); |
c8cf0f94 | 1398 | if (nbf_strings[command].verbose != NULL) |
411677ae | 1399 | data = smb_fdata(ndo, data, nbf_strings[command].verbose, data2, 0); |
c8cf0f94 | 1400 | else |
ed775ee7 | 1401 | ND_PRINT("\n"); |
c8cf0f94 PA |
1402 | } |
1403 | } | |
1404 | ||
411677ae | 1405 | if (ndo->ndo_vflag < 2) |
c8cf0f94 PA |
1406 | return; |
1407 | ||
1408 | if (data == NULL) | |
1409 | goto out; | |
1410 | ||
1411 | if (is_truncated) { | |
1412 | /* data2 was past the end of the buffer */ | |
1413 | goto out; | |
1414 | } | |
1415 | ||
1416 | /* If this isn't a command that would contain an SMB message, quit. */ | |
1417 | if (command != 0x08 && command != 0x09 && command != 0x15 && | |
1418 | command != 0x16) | |
1419 | goto out; | |
1420 | ||
1421 | /* If there isn't enough data for "\377SMB", don't look for it. */ | |
ed775ee7 | 1422 | if ((data2 + 3) >= maxbuf) |
c8cf0f94 PA |
1423 | goto out; |
1424 | ||
1425 | if (memcmp(data2, "\377SMB",4) == 0) | |
411677ae | 1426 | print_smb(ndo, data2, maxbuf); |
c8cf0f94 | 1427 | else { |
ed775ee7 | 1428 | u_int i; |
c8cf0f94 | 1429 | for (i = 0; i < 128; i++) { |
ed775ee7 | 1430 | if ((data2 + i + 3) >= maxbuf) |
c8cf0f94 | 1431 | break; |
ed775ee7 AHJ |
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); | |
c8cf0f94 PA |
1435 | break; |
1436 | } | |
1437 | } | |
1438 | } | |
1439 | ||
1440 | out: | |
c8cf0f94 | 1441 | return; |
c8cf0f94 PA |
1442 | } |
1443 | ||
1444 | ||
1445 | /* | |
1446 | * print IPX-Netbios frames | |
1447 | */ | |
1448 | void | |
411677ae AL |
1449 | ipx_netbios_print(netdissect_options *ndo, |
1450 | const u_char *data, u_int length) | |
c8cf0f94 PA |
1451 | { |
1452 | /* | |
1453 | * this is a hack till I work out how to parse the rest of the | |
1454 | * NetBIOS-over-IPX stuff | |
1455 | */ | |
ed775ee7 | 1456 | u_int i; |
c8cf0f94 PA |
1457 | const u_char *maxbuf; |
1458 | ||
ed775ee7 | 1459 | ndo->ndo_protocol = "ipx_netbios"; |
c8cf0f94 PA |
1460 | maxbuf = data + length; |
1461 | /* Don't go past the end of the captured data in the packet. */ | |
411677ae AL |
1462 | if (maxbuf > ndo->ndo_snapend) |
1463 | maxbuf = ndo->ndo_snapend; | |
c8cf0f94 PA |
1464 | startbuf = data; |
1465 | for (i = 0; i < 128; i++) { | |
ed775ee7 | 1466 | if ((data + i + 4) > maxbuf) |
c8cf0f94 | 1467 | break; |
ed775ee7 AHJ |
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); | |
c8cf0f94 PA |
1471 | break; |
1472 | } | |
1473 | } | |
1474 | if (i == 128) | |
411677ae | 1475 | smb_fdata(ndo, data, "\n>>> Unknown IPX ", maxbuf, 0); |
c8cf0f94 | 1476 | } |