| 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 | |
| 9 | #ifdef HAVE_CONFIG_H |
| 10 | #include "config.h" |
| 11 | #endif |
| 12 | |
| 13 | #ifndef lint |
| 14 | static const char rcsid[] _U_ = |
| 15 | "@(#) $Header: /tcpdump/master/tcpdump/print-smb.c,v 1.41.2.4 2007/07/14 22:29:05 guy Exp $"; |
| 16 | #endif |
| 17 | |
| 18 | #include <tcpdump-stdinc.h> |
| 19 | |
| 20 | #include <stdio.h> |
| 21 | #include <string.h> |
| 22 | |
| 23 | #include "interface.h" |
| 24 | #include "extract.h" |
| 25 | #include "smb.h" |
| 26 | |
| 27 | static int request = 0; |
| 28 | static int unicodestr = 0; |
| 29 | |
| 30 | const u_char *startbuf = NULL; |
| 31 | |
| 32 | struct smbdescript { |
| 33 | const char *req_f1; |
| 34 | const char *req_f2; |
| 35 | const char *rep_f1; |
| 36 | const char *rep_f2; |
| 37 | void (*fn)(const u_char *, const u_char *, const u_char *, const u_char *); |
| 38 | }; |
| 39 | |
| 40 | struct smbdescriptint { |
| 41 | const char *req_f1; |
| 42 | const char *req_f2; |
| 43 | const char *rep_f1; |
| 44 | const char *rep_f2; |
| 45 | void (*fn)(const u_char *, const u_char *, int, int); |
| 46 | }; |
| 47 | |
| 48 | struct smbfns |
| 49 | { |
| 50 | int id; |
| 51 | const char *name; |
| 52 | int flags; |
| 53 | struct smbdescript descript; |
| 54 | }; |
| 55 | |
| 56 | struct smbfnsint |
| 57 | { |
| 58 | int id; |
| 59 | const char *name; |
| 60 | int flags; |
| 61 | struct smbdescriptint descript; |
| 62 | }; |
| 63 | |
| 64 | #define DEFDESCRIPT { NULL, NULL, NULL, NULL, NULL } |
| 65 | |
| 66 | #define FLG_CHAIN (1 << 0) |
| 67 | |
| 68 | static struct smbfns * |
| 69 | smbfind(int id, struct smbfns *list) |
| 70 | { |
| 71 | int sindex; |
| 72 | |
| 73 | for (sindex = 0; list[sindex].name; sindex++) |
| 74 | if (list[sindex].id == id) |
| 75 | return(&list[sindex]); |
| 76 | |
| 77 | return(&list[0]); |
| 78 | } |
| 79 | |
| 80 | static struct smbfnsint * |
| 81 | smbfindint(int id, struct smbfnsint *list) |
| 82 | { |
| 83 | int sindex; |
| 84 | |
| 85 | for (sindex = 0; list[sindex].name; sindex++) |
| 86 | if (list[sindex].id == id) |
| 87 | return(&list[sindex]); |
| 88 | |
| 89 | return(&list[0]); |
| 90 | } |
| 91 | |
| 92 | static void |
| 93 | trans2_findfirst(const u_char *param, const u_char *data, int pcnt, int dcnt) |
| 94 | { |
| 95 | const char *fmt; |
| 96 | |
| 97 | if (request) |
| 98 | fmt = "Attribute=[A]\nSearchCount=[d]\nFlags=[w]\nLevel=[dP4]\nFile=[S]\n"; |
| 99 | else |
| 100 | fmt = "Handle=[w]\nCount=[d]\nEOS=[w]\nEoffset=[d]\nLastNameOfs=[w]\n"; |
| 101 | |
| 102 | smb_fdata(param, fmt, param + pcnt, unicodestr); |
| 103 | if (dcnt) { |
| 104 | printf("data:\n"); |
| 105 | print_data(data, dcnt); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | static void |
| 110 | trans2_qfsinfo(const u_char *param, const u_char *data, int pcnt, int dcnt) |
| 111 | { |
| 112 | static int level = 0; |
| 113 | const char *fmt=""; |
| 114 | |
| 115 | if (request) { |
| 116 | TCHECK2(*param, 2); |
| 117 | level = EXTRACT_LE_16BITS(param); |
| 118 | fmt = "InfoLevel=[d]\n"; |
| 119 | smb_fdata(param, fmt, param + pcnt, unicodestr); |
| 120 | } else { |
| 121 | switch (level) { |
| 122 | case 1: |
| 123 | fmt = "idFileSystem=[W]\nSectorUnit=[D]\nUnit=[D]\nAvail=[D]\nSectorSize=[d]\n"; |
| 124 | break; |
| 125 | case 2: |
| 126 | fmt = "CreationTime=[T2]VolNameLength=[lb]\nVolumeLabel=[c]\n"; |
| 127 | break; |
| 128 | case 0x105: |
| 129 | fmt = "Capabilities=[W]\nMaxFileLen=[D]\nVolNameLen=[lD]\nVolume=[C]\n"; |
| 130 | break; |
| 131 | default: |
| 132 | fmt = "UnknownLevel\n"; |
| 133 | break; |
| 134 | } |
| 135 | smb_fdata(data, fmt, data + dcnt, unicodestr); |
| 136 | } |
| 137 | if (dcnt) { |
| 138 | printf("data:\n"); |
| 139 | print_data(data, dcnt); |
| 140 | } |
| 141 | return; |
| 142 | trunc: |
| 143 | printf("[|SMB]"); |
| 144 | return; |
| 145 | } |
| 146 | |
| 147 | struct smbfnsint trans2_fns[] = { |
| 148 | { 0, "TRANSACT2_OPEN", 0, |
| 149 | { "Flags2=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]\nOFun=[w]\nSize=[D]\nRes=([w, w, w, w, w])\nPath=[S]", |
| 150 | NULL, |
| 151 | "Handle=[d]\nAttrib=[A]\nTime=[T2]\nSize=[D]\nAccess=[w]\nType=[w]\nState=[w]\nAction=[w]\nInode=[W]\nOffErr=[d]\n|EALength=[d]\n", |
| 152 | NULL, NULL }}, |
| 153 | { 1, "TRANSACT2_FINDFIRST", 0, |
| 154 | { NULL, NULL, NULL, NULL, trans2_findfirst }}, |
| 155 | { 2, "TRANSACT2_FINDNEXT", 0, DEFDESCRIPT }, |
| 156 | { 3, "TRANSACT2_QFSINFO", 0, |
| 157 | { NULL, NULL, NULL, NULL, trans2_qfsinfo }}, |
| 158 | { 4, "TRANSACT2_SETFSINFO", 0, DEFDESCRIPT }, |
| 159 | { 5, "TRANSACT2_QPATHINFO", 0, DEFDESCRIPT }, |
| 160 | { 6, "TRANSACT2_SETPATHINFO", 0, DEFDESCRIPT }, |
| 161 | { 7, "TRANSACT2_QFILEINFO", 0, DEFDESCRIPT }, |
| 162 | { 8, "TRANSACT2_SETFILEINFO", 0, DEFDESCRIPT }, |
| 163 | { 9, "TRANSACT2_FSCTL", 0, DEFDESCRIPT }, |
| 164 | { 10, "TRANSACT2_IOCTL", 0, DEFDESCRIPT }, |
| 165 | { 11, "TRANSACT2_FINDNOTIFYFIRST", 0, DEFDESCRIPT }, |
| 166 | { 12, "TRANSACT2_FINDNOTIFYNEXT", 0, DEFDESCRIPT }, |
| 167 | { 13, "TRANSACT2_MKDIR", 0, DEFDESCRIPT }, |
| 168 | { -1, NULL, 0, DEFDESCRIPT } |
| 169 | }; |
| 170 | |
| 171 | |
| 172 | static void |
| 173 | print_trans2(const u_char *words, const u_char *dat, const u_char *buf, const u_char *maxbuf) |
| 174 | { |
| 175 | u_int bcc; |
| 176 | static struct smbfnsint *fn = &trans2_fns[0]; |
| 177 | const u_char *data, *param; |
| 178 | const u_char *w = words + 1; |
| 179 | const char *f1 = NULL, *f2 = NULL; |
| 180 | int pcnt, dcnt; |
| 181 | |
| 182 | TCHECK(words[0]); |
| 183 | if (request) { |
| 184 | TCHECK2(w[14 * 2], 2); |
| 185 | pcnt = EXTRACT_LE_16BITS(w + 9 * 2); |
| 186 | param = buf + EXTRACT_LE_16BITS(w + 10 * 2); |
| 187 | dcnt = EXTRACT_LE_16BITS(w + 11 * 2); |
| 188 | data = buf + EXTRACT_LE_16BITS(w + 12 * 2); |
| 189 | fn = smbfindint(EXTRACT_LE_16BITS(w + 14 * 2), trans2_fns); |
| 190 | } else { |
| 191 | if (words[0] == 0) { |
| 192 | printf("%s\n", fn->name); |
| 193 | printf("Trans2Interim\n"); |
| 194 | return; |
| 195 | } |
| 196 | TCHECK2(w[7 * 2], 2); |
| 197 | pcnt = EXTRACT_LE_16BITS(w + 3 * 2); |
| 198 | param = buf + EXTRACT_LE_16BITS(w + 4 * 2); |
| 199 | dcnt = EXTRACT_LE_16BITS(w + 6 * 2); |
| 200 | data = buf + EXTRACT_LE_16BITS(w + 7 * 2); |
| 201 | } |
| 202 | |
| 203 | printf("%s param_length=%d data_length=%d\n", fn->name, pcnt, dcnt); |
| 204 | |
| 205 | if (request) { |
| 206 | if (words[0] == 8) { |
| 207 | smb_fdata(words + 1, |
| 208 | "Trans2Secondary\nTotParam=[d]\nTotData=[d]\nParamCnt=[d]\nParamOff=[d]\nParamDisp=[d]\nDataCnt=[d]\nDataOff=[d]\nDataDisp=[d]\nHandle=[d]\n", |
| 209 | maxbuf, unicodestr); |
| 210 | return; |
| 211 | } else { |
| 212 | smb_fdata(words + 1, |
| 213 | "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", |
| 214 | words + 1 + 14 * 2, unicodestr); |
| 215 | } |
| 216 | f1 = fn->descript.req_f1; |
| 217 | f2 = fn->descript.req_f2; |
| 218 | } else { |
| 219 | smb_fdata(words + 1, |
| 220 | "TotParam=[d]\nTotData=[d]\nRes1=[w]\nParamCnt=[d]\nParamOff=[d]\nParamDisp[d]\nDataCnt=[d]\nDataOff=[d]\nDataDisp=[d]\nSetupCnt=[b][P1]\n", |
| 221 | words + 1 + 10 * 2, unicodestr); |
| 222 | f1 = fn->descript.rep_f1; |
| 223 | f2 = fn->descript.rep_f2; |
| 224 | } |
| 225 | |
| 226 | TCHECK2(*dat, 2); |
| 227 | bcc = EXTRACT_LE_16BITS(dat); |
| 228 | printf("smb_bcc=%u\n", bcc); |
| 229 | if (fn->descript.fn) |
| 230 | (*fn->descript.fn)(param, data, pcnt, dcnt); |
| 231 | else { |
| 232 | smb_fdata(param, f1 ? f1 : "Parameters=\n", param + pcnt, unicodestr); |
| 233 | smb_fdata(data, f2 ? f2 : "Data=\n", data + dcnt, unicodestr); |
| 234 | } |
| 235 | return; |
| 236 | trunc: |
| 237 | printf("[|SMB]"); |
| 238 | return; |
| 239 | } |
| 240 | |
| 241 | |
| 242 | static void |
| 243 | print_browse(const u_char *param, int paramlen, const u_char *data, int datalen) |
| 244 | { |
| 245 | const u_char *maxbuf = data + datalen; |
| 246 | int command; |
| 247 | |
| 248 | TCHECK(data[0]); |
| 249 | command = data[0]; |
| 250 | |
| 251 | smb_fdata(param, "BROWSE PACKET\n|Param ", param+paramlen, unicodestr); |
| 252 | |
| 253 | switch (command) { |
| 254 | case 0xF: |
| 255 | data = smb_fdata(data, |
| 256 | "BROWSE PACKET:\nType=[B] (LocalMasterAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n", |
| 257 | maxbuf, unicodestr); |
| 258 | break; |
| 259 | |
| 260 | case 0x1: |
| 261 | data = smb_fdata(data, |
| 262 | "BROWSE PACKET:\nType=[B] (HostAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n", |
| 263 | maxbuf, unicodestr); |
| 264 | break; |
| 265 | |
| 266 | case 0x2: |
| 267 | data = smb_fdata(data, |
| 268 | "BROWSE PACKET:\nType=[B] (AnnouncementRequest)\nFlags=[B]\nReplySystemName=[S]\n", |
| 269 | maxbuf, unicodestr); |
| 270 | break; |
| 271 | |
| 272 | case 0xc: |
| 273 | data = smb_fdata(data, |
| 274 | "BROWSE PACKET:\nType=[B] (WorkgroupAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nCommentPointer=[W]\nServerName=[S]\n", |
| 275 | maxbuf, unicodestr); |
| 276 | break; |
| 277 | |
| 278 | case 0x8: |
| 279 | data = smb_fdata(data, |
| 280 | "BROWSE PACKET:\nType=[B] (ElectionFrame)\nElectionVersion=[B]\nOSSummary=[W]\nUptime=[(W, W)]\nServerName=[S]\n", |
| 281 | maxbuf, unicodestr); |
| 282 | break; |
| 283 | |
| 284 | case 0xb: |
| 285 | data = smb_fdata(data, |
| 286 | "BROWSE PACKET:\nType=[B] (BecomeBackupBrowser)\nName=[S]\n", |
| 287 | maxbuf, unicodestr); |
| 288 | break; |
| 289 | |
| 290 | case 0x9: |
| 291 | data = smb_fdata(data, |
| 292 | "BROWSE PACKET:\nType=[B] (GetBackupList)\nListCount?=[B]\nToken=[W]\n", |
| 293 | maxbuf, unicodestr); |
| 294 | break; |
| 295 | |
| 296 | case 0xa: |
| 297 | data = smb_fdata(data, |
| 298 | "BROWSE PACKET:\nType=[B] (BackupListResponse)\nServerCount?=[B]\nToken=[W]\n*Name=[S]\n", |
| 299 | maxbuf, unicodestr); |
| 300 | break; |
| 301 | |
| 302 | case 0xd: |
| 303 | data = smb_fdata(data, |
| 304 | "BROWSE PACKET:\nType=[B] (MasterAnnouncement)\nMasterName=[S]\n", |
| 305 | maxbuf, unicodestr); |
| 306 | break; |
| 307 | |
| 308 | case 0xe: |
| 309 | data = smb_fdata(data, |
| 310 | "BROWSE PACKET:\nType=[B] (ResetBrowser)\nOptions=[B]\n", maxbuf, unicodestr); |
| 311 | break; |
| 312 | |
| 313 | default: |
| 314 | data = smb_fdata(data, "Unknown Browser Frame ", maxbuf, unicodestr); |
| 315 | break; |
| 316 | } |
| 317 | return; |
| 318 | trunc: |
| 319 | printf("[|SMB]"); |
| 320 | return; |
| 321 | } |
| 322 | |
| 323 | |
| 324 | static void |
| 325 | print_ipc(const u_char *param, int paramlen, const u_char *data, int datalen) |
| 326 | { |
| 327 | if (paramlen) |
| 328 | smb_fdata(param, "Command=[w]\nStr1=[S]\nStr2=[S]\n", param + paramlen, |
| 329 | unicodestr); |
| 330 | if (datalen) |
| 331 | smb_fdata(data, "IPC ", data + datalen, unicodestr); |
| 332 | } |
| 333 | |
| 334 | |
| 335 | static void |
| 336 | print_trans(const u_char *words, const u_char *data1, const u_char *buf, const u_char *maxbuf) |
| 337 | { |
| 338 | u_int bcc; |
| 339 | const char *f1, *f2, *f3, *f4; |
| 340 | const u_char *data, *param; |
| 341 | const u_char *w = words + 1; |
| 342 | int datalen, paramlen; |
| 343 | |
| 344 | if (request) { |
| 345 | TCHECK2(w[12 * 2], 2); |
| 346 | paramlen = EXTRACT_LE_16BITS(w + 9 * 2); |
| 347 | param = buf + EXTRACT_LE_16BITS(w + 10 * 2); |
| 348 | datalen = EXTRACT_LE_16BITS(w + 11 * 2); |
| 349 | data = buf + EXTRACT_LE_16BITS(w + 12 * 2); |
| 350 | 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"; |
| 351 | f2 = "|Name=[S]\n"; |
| 352 | f3 = "|Param "; |
| 353 | f4 = "|Data "; |
| 354 | } else { |
| 355 | TCHECK2(w[7 * 2], 2); |
| 356 | paramlen = EXTRACT_LE_16BITS(w + 3 * 2); |
| 357 | param = buf + EXTRACT_LE_16BITS(w + 4 * 2); |
| 358 | datalen = EXTRACT_LE_16BITS(w + 6 * 2); |
| 359 | data = buf + EXTRACT_LE_16BITS(w + 7 * 2); |
| 360 | f1 = "TotParamCnt=[d] \nTotDataCnt=[d] \nRes1=[d]\nParamCnt=[d] \nParamOff=[d] \nRes2=[d] \nDataCnt=[d] \nDataOff=[d] \nRes3=[d]\nLsetup=[d]\n"; |
| 361 | f2 = "|Unknown "; |
| 362 | f3 = "|Param "; |
| 363 | f4 = "|Data "; |
| 364 | } |
| 365 | |
| 366 | smb_fdata(words + 1, f1, SMBMIN(words + 1 + 2 * words[0], maxbuf), |
| 367 | unicodestr); |
| 368 | |
| 369 | TCHECK2(*data1, 2); |
| 370 | bcc = EXTRACT_LE_16BITS(data1); |
| 371 | printf("smb_bcc=%u\n", bcc); |
| 372 | if (bcc > 0) { |
| 373 | smb_fdata(data1 + 2, f2, maxbuf - (paramlen + datalen), unicodestr); |
| 374 | |
| 375 | if (strcmp((const char *)(data1 + 2), "\\MAILSLOT\\BROWSE") == 0) { |
| 376 | print_browse(param, paramlen, data, datalen); |
| 377 | return; |
| 378 | } |
| 379 | |
| 380 | if (strcmp((const char *)(data1 + 2), "\\PIPE\\LANMAN") == 0) { |
| 381 | print_ipc(param, paramlen, data, datalen); |
| 382 | return; |
| 383 | } |
| 384 | |
| 385 | if (paramlen) |
| 386 | smb_fdata(param, f3, SMBMIN(param + paramlen, maxbuf), unicodestr); |
| 387 | if (datalen) |
| 388 | smb_fdata(data, f4, SMBMIN(data + datalen, maxbuf), unicodestr); |
| 389 | } |
| 390 | return; |
| 391 | trunc: |
| 392 | printf("[|SMB]"); |
| 393 | return; |
| 394 | } |
| 395 | |
| 396 | |
| 397 | static void |
| 398 | print_negprot(const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf) |
| 399 | { |
| 400 | u_int wct, bcc; |
| 401 | const char *f1 = NULL, *f2 = NULL; |
| 402 | |
| 403 | TCHECK(words[0]); |
| 404 | wct = words[0]; |
| 405 | if (request) |
| 406 | f2 = "*|Dialect=[Y]\n"; |
| 407 | else { |
| 408 | if (wct == 1) |
| 409 | f1 = "Core Protocol\nDialectIndex=[d]"; |
| 410 | else if (wct == 17) |
| 411 | f1 = "NT1 Protocol\nDialectIndex=[d]\nSecMode=[B]\nMaxMux=[d]\nNumVcs=[d]\nMaxBuffer=[D]\nRawSize=[D]\nSessionKey=[W]\nCapabilities=[W]\nServerTime=[T3]TimeZone=[d]\nCryptKey="; |
| 412 | else if (wct == 13) |
| 413 | 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="; |
| 414 | } |
| 415 | |
| 416 | if (f1) |
| 417 | smb_fdata(words + 1, f1, SMBMIN(words + 1 + wct * 2, maxbuf), |
| 418 | unicodestr); |
| 419 | else |
| 420 | print_data(words + 1, SMBMIN(wct * 2, PTR_DIFF(maxbuf, words + 1))); |
| 421 | |
| 422 | TCHECK2(*data, 2); |
| 423 | bcc = EXTRACT_LE_16BITS(data); |
| 424 | printf("smb_bcc=%u\n", bcc); |
| 425 | if (bcc > 0) { |
| 426 | if (f2) |
| 427 | smb_fdata(data + 2, f2, SMBMIN(data + 2 + EXTRACT_LE_16BITS(data), |
| 428 | maxbuf), unicodestr); |
| 429 | else |
| 430 | print_data(data + 2, SMBMIN(EXTRACT_LE_16BITS(data), PTR_DIFF(maxbuf, data + 2))); |
| 431 | } |
| 432 | return; |
| 433 | trunc: |
| 434 | printf("[|SMB]"); |
| 435 | return; |
| 436 | } |
| 437 | |
| 438 | static void |
| 439 | print_sesssetup(const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf) |
| 440 | { |
| 441 | u_int wct, bcc; |
| 442 | const char *f1 = NULL, *f2 = NULL; |
| 443 | |
| 444 | TCHECK(words[0]); |
| 445 | wct = words[0]; |
| 446 | if (request) { |
| 447 | if (wct == 10) |
| 448 | f1 = "Com2=[w]\nOff2=[d]\nBufSize=[d]\nMpxMax=[d]\nVcNum=[d]\nSessionKey=[W]\nPassLen=[d]\nCryptLen=[d]\nCryptOff=[d]\nPass&Name=\n"; |
| 449 | else |
| 450 | 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"; |
| 451 | } else { |
| 452 | if (wct == 3) { |
| 453 | f1 = "Com2=[w]\nOff2=[d]\nAction=[w]\n"; |
| 454 | } else if (wct == 13) { |
| 455 | f1 = "Com2=[B]\nRes=[B]\nOff2=[d]\nAction=[w]\n"; |
| 456 | f2 = "NativeOS=[S]\nNativeLanMan=[S]\nPrimaryDomain=[S]\n"; |
| 457 | } |
| 458 | } |
| 459 | |
| 460 | if (f1) |
| 461 | smb_fdata(words + 1, f1, SMBMIN(words + 1 + wct * 2, maxbuf), |
| 462 | unicodestr); |
| 463 | else |
| 464 | print_data(words + 1, SMBMIN(wct * 2, PTR_DIFF(maxbuf, words + 1))); |
| 465 | |
| 466 | TCHECK2(*data, 2); |
| 467 | bcc = EXTRACT_LE_16BITS(data); |
| 468 | printf("smb_bcc=%u\n", bcc); |
| 469 | if (bcc > 0) { |
| 470 | if (f2) |
| 471 | smb_fdata(data + 2, f2, SMBMIN(data + 2 + EXTRACT_LE_16BITS(data), |
| 472 | maxbuf), unicodestr); |
| 473 | else |
| 474 | print_data(data + 2, SMBMIN(EXTRACT_LE_16BITS(data), PTR_DIFF(maxbuf, data + 2))); |
| 475 | } |
| 476 | return; |
| 477 | trunc: |
| 478 | printf("[|SMB]"); |
| 479 | return; |
| 480 | } |
| 481 | |
| 482 | static void |
| 483 | print_lockingandx(const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf) |
| 484 | { |
| 485 | u_int wct, bcc; |
| 486 | const u_char *maxwords; |
| 487 | const char *f1 = NULL, *f2 = NULL; |
| 488 | |
| 489 | TCHECK(words[0]); |
| 490 | wct = words[0]; |
| 491 | if (request) { |
| 492 | f1 = "Com2=[w]\nOff2=[d]\nHandle=[d]\nLockType=[w]\nTimeOut=[D]\nUnlockCount=[d]\nLockCount=[d]\n"; |
| 493 | TCHECK(words[7]); |
| 494 | if (words[7] & 0x10) |
| 495 | f2 = "*Process=[d]\n[P2]Offset=[M]\nLength=[M]\n"; |
| 496 | else |
| 497 | f2 = "*Process=[d]\nOffset=[D]\nLength=[D]\n"; |
| 498 | } else { |
| 499 | f1 = "Com2=[w]\nOff2=[d]\n"; |
| 500 | } |
| 501 | |
| 502 | maxwords = SMBMIN(words + 1 + wct * 2, maxbuf); |
| 503 | if (wct) |
| 504 | smb_fdata(words + 1, f1, maxwords, unicodestr); |
| 505 | |
| 506 | TCHECK2(*data, 2); |
| 507 | bcc = EXTRACT_LE_16BITS(data); |
| 508 | printf("smb_bcc=%u\n", bcc); |
| 509 | if (bcc > 0) { |
| 510 | if (f2) |
| 511 | smb_fdata(data + 2, f2, SMBMIN(data + 2 + EXTRACT_LE_16BITS(data), |
| 512 | maxbuf), unicodestr); |
| 513 | else |
| 514 | print_data(data + 2, SMBMIN(EXTRACT_LE_16BITS(data), PTR_DIFF(maxbuf, data + 2))); |
| 515 | } |
| 516 | return; |
| 517 | trunc: |
| 518 | printf("[|SMB]"); |
| 519 | return; |
| 520 | } |
| 521 | |
| 522 | |
| 523 | static struct smbfns smb_fns[] = { |
| 524 | { -1, "SMBunknown", 0, DEFDESCRIPT }, |
| 525 | |
| 526 | { SMBtcon, "SMBtcon", 0, |
| 527 | { NULL, "Path=[Z]\nPassword=[Z]\nDevice=[Z]\n", |
| 528 | "MaxXmit=[d]\nTreeId=[d]\n", NULL, |
| 529 | NULL } }, |
| 530 | |
| 531 | { SMBtdis, "SMBtdis", 0, DEFDESCRIPT }, |
| 532 | { SMBexit, "SMBexit", 0, DEFDESCRIPT }, |
| 533 | { SMBioctl, "SMBioctl", 0, DEFDESCRIPT }, |
| 534 | |
| 535 | { SMBecho, "SMBecho", 0, |
| 536 | { "ReverbCount=[d]\n", NULL, |
| 537 | "SequenceNum=[d]\n", NULL, |
| 538 | NULL } }, |
| 539 | |
| 540 | { SMBulogoffX, "SMBulogoffX", FLG_CHAIN, DEFDESCRIPT }, |
| 541 | |
| 542 | { SMBgetatr, "SMBgetatr", 0, |
| 543 | { NULL, "Path=[Z]\n", |
| 544 | "Attribute=[A]\nTime=[T2]Size=[D]\nRes=([w,w,w,w,w])\n", NULL, |
| 545 | NULL } }, |
| 546 | |
| 547 | { SMBsetatr, "SMBsetatr", 0, |
| 548 | { "Attribute=[A]\nTime=[T2]Res=([w,w,w,w,w])\n", "Path=[Z]\n", |
| 549 | NULL, NULL, NULL } }, |
| 550 | |
| 551 | { SMBchkpth, "SMBchkpth", 0, |
| 552 | { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, |
| 553 | |
| 554 | { SMBsearch, "SMBsearch", 0, |
| 555 | { "Count=[d]\nAttrib=[A]\n", |
| 556 | "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\nRes2=[W]\n", |
| 557 | "Count=[d]\n", |
| 558 | "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", |
| 559 | NULL } }, |
| 560 | |
| 561 | { SMBopen, "SMBopen", 0, |
| 562 | { "Mode=[w]\nAttribute=[A]\n", "Path=[Z]\n", |
| 563 | "Handle=[d]\nOAttrib=[A]\nTime=[T2]Size=[D]\nAccess=[w]\n", |
| 564 | NULL, NULL } }, |
| 565 | |
| 566 | { SMBcreate, "SMBcreate", 0, |
| 567 | { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[d]\n", NULL, NULL } }, |
| 568 | |
| 569 | { SMBmknew, "SMBmknew", 0, |
| 570 | { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[d]\n", NULL, NULL } }, |
| 571 | |
| 572 | { SMBunlink, "SMBunlink", 0, |
| 573 | { "Attrib=[A]\n", "Path=[Z]\n", NULL, NULL, NULL } }, |
| 574 | |
| 575 | { SMBread, "SMBread", 0, |
| 576 | { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL, |
| 577 | "Count=[d]\nRes=([w,w,w,w])\n", NULL, NULL } }, |
| 578 | |
| 579 | { SMBwrite, "SMBwrite", 0, |
| 580 | { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL, |
| 581 | "Count=[d]\n", NULL, NULL } }, |
| 582 | |
| 583 | { SMBclose, "SMBclose", 0, |
| 584 | { "Handle=[d]\nTime=[T2]", NULL, NULL, NULL, NULL } }, |
| 585 | |
| 586 | { SMBmkdir, "SMBmkdir", 0, |
| 587 | { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, |
| 588 | |
| 589 | { SMBrmdir, "SMBrmdir", 0, |
| 590 | { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, |
| 591 | |
| 592 | { SMBdskattr, "SMBdskattr", 0, |
| 593 | { NULL, NULL, |
| 594 | "TotalUnits=[d]\nBlocksPerUnit=[d]\nBlockSize=[d]\nFreeUnits=[d]\nMedia=[w]\n", |
| 595 | NULL, NULL } }, |
| 596 | |
| 597 | { SMBmv, "SMBmv", 0, |
| 598 | { "Attrib=[A]\n", "OldPath=[Z]\nNewPath=[Z]\n", NULL, NULL, NULL } }, |
| 599 | |
| 600 | /* |
| 601 | * this is a Pathworks specific call, allowing the |
| 602 | * changing of the root path |
| 603 | */ |
| 604 | { pSETDIR, "SMBsetdir", 0, { NULL, "Path=[Z]\n", NULL, NULL, NULL } }, |
| 605 | |
| 606 | { SMBlseek, "SMBlseek", 0, |
| 607 | { "Handle=[d]\nMode=[w]\nOffset=[D]\n", "Offset=[D]\n", NULL, NULL, NULL } }, |
| 608 | |
| 609 | { SMBflush, "SMBflush", 0, { "Handle=[d]\n", NULL, NULL, NULL, NULL } }, |
| 610 | |
| 611 | { SMBsplopen, "SMBsplopen", 0, |
| 612 | { "SetupLen=[d]\nMode=[w]\n", "Ident=[Z]\n", "Handle=[d]\n", |
| 613 | NULL, NULL } }, |
| 614 | |
| 615 | { SMBsplclose, "SMBsplclose", 0, |
| 616 | { "Handle=[d]\n", NULL, NULL, NULL, NULL } }, |
| 617 | |
| 618 | { SMBsplretq, "SMBsplretq", 0, |
| 619 | { "MaxCount=[d]\nStartIndex=[d]\n", NULL, |
| 620 | "Count=[d]\nIndex=[d]\n", |
| 621 | "*Time=[T2]Status=[B]\nJobID=[d]\nSize=[D]\nRes=[B]Name=[s16]\n", |
| 622 | NULL } }, |
| 623 | |
| 624 | { SMBsplwr, "SMBsplwr", 0, |
| 625 | { "Handle=[d]\n", NULL, NULL, NULL, NULL } }, |
| 626 | |
| 627 | { SMBlock, "SMBlock", 0, |
| 628 | { "Handle=[d]\nCount=[D]\nOffset=[D]\n", NULL, NULL, NULL, NULL } }, |
| 629 | |
| 630 | { SMBunlock, "SMBunlock", 0, |
| 631 | { "Handle=[d]\nCount=[D]\nOffset=[D]\n", NULL, NULL, NULL, NULL } }, |
| 632 | |
| 633 | /* CORE+ PROTOCOL FOLLOWS */ |
| 634 | |
| 635 | { SMBreadbraw, "SMBreadbraw", 0, |
| 636 | { "Handle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nRes=[d]\n", |
| 637 | NULL, NULL, NULL, NULL } }, |
| 638 | |
| 639 | { SMBwritebraw, "SMBwritebraw", 0, |
| 640 | { "Handle=[d]\nTotalCount=[d]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\n|DataSize=[d]\nDataOff=[d]\n", |
| 641 | NULL, "WriteRawAck", NULL, NULL } }, |
| 642 | |
| 643 | { SMBwritec, "SMBwritec", 0, |
| 644 | { NULL, NULL, "Count=[d]\n", NULL, NULL } }, |
| 645 | |
| 646 | { SMBwriteclose, "SMBwriteclose", 0, |
| 647 | { "Handle=[d]\nCount=[d]\nOffset=[D]\nTime=[T2]Res=([w,w,w,w,w,w])", |
| 648 | NULL, "Count=[d]\n", NULL, NULL } }, |
| 649 | |
| 650 | { SMBlockread, "SMBlockread", 0, |
| 651 | { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL, |
| 652 | "Count=[d]\nRes=([w,w,w,w])\n", NULL, NULL } }, |
| 653 | |
| 654 | { SMBwriteunlock, "SMBwriteunlock", 0, |
| 655 | { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL, |
| 656 | "Count=[d]\n", NULL, NULL } }, |
| 657 | |
| 658 | { SMBreadBmpx, "SMBreadBmpx", 0, |
| 659 | { "Handle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nRes=[w]\n", |
| 660 | NULL, |
| 661 | "Offset=[D]\nTotCount=[d]\nRemaining=[d]\nRes=([w,w])\nDataSize=[d]\nDataOff=[d]\n", |
| 662 | NULL, NULL } }, |
| 663 | |
| 664 | { SMBwriteBmpx, "SMBwriteBmpx", 0, |
| 665 | { "Handle=[d]\nTotCount=[d]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\nDataSize=[d]\nDataOff=[d]\n", NULL, |
| 666 | "Remaining=[d]\n", NULL, NULL } }, |
| 667 | |
| 668 | { SMBwriteBs, "SMBwriteBs", 0, |
| 669 | { "Handle=[d]\nTotCount=[d]\nOffset=[D]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\n", |
| 670 | NULL, "Count=[d]\n", NULL, NULL } }, |
| 671 | |
| 672 | { SMBsetattrE, "SMBsetattrE", 0, |
| 673 | { "Handle=[d]\nCreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]", NULL, |
| 674 | NULL, NULL, NULL } }, |
| 675 | |
| 676 | { SMBgetattrE, "SMBgetattrE", 0, |
| 677 | { "Handle=[d]\n", NULL, |
| 678 | "CreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]Size=[D]\nAllocSize=[D]\nAttribute=[A]\n", |
| 679 | NULL, NULL } }, |
| 680 | |
| 681 | { SMBtranss, "SMBtranss", 0, DEFDESCRIPT }, |
| 682 | { SMBioctls, "SMBioctls", 0, DEFDESCRIPT }, |
| 683 | |
| 684 | { SMBcopy, "SMBcopy", 0, |
| 685 | { "TreeID2=[d]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n", |
| 686 | "CopyCount=[d]\n", "|ErrStr=[S]\n", NULL } }, |
| 687 | |
| 688 | { SMBmove, "SMBmove", 0, |
| 689 | { "TreeID2=[d]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n", |
| 690 | "MoveCount=[d]\n", "|ErrStr=[S]\n", NULL } }, |
| 691 | |
| 692 | { SMBopenX, "SMBopenX", FLG_CHAIN, |
| 693 | { "Com2=[w]\nOff2=[d]\nFlags=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]OFun=[w]\nSize=[D]\nTimeOut=[D]\nRes=[W]\n", |
| 694 | "Path=[S]\n", |
| 695 | "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", |
| 696 | NULL, NULL } }, |
| 697 | |
| 698 | { SMBreadX, "SMBreadX", FLG_CHAIN, |
| 699 | { "Com2=[w]\nOff2=[d]\nHandle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nCountLeft=[d]\n", |
| 700 | NULL, |
| 701 | "Com2=[w]\nOff2=[d]\nRemaining=[d]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\nRes=([w,w,w,w])\n", |
| 702 | NULL, NULL } }, |
| 703 | |
| 704 | { SMBwriteX, "SMBwriteX", FLG_CHAIN, |
| 705 | { "Com2=[w]\nOff2=[d]\nHandle=[d]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nCountLeft=[d]\nRes=[w]\nDataSize=[d]\nDataOff=[d]\n", |
| 706 | NULL, |
| 707 | "Com2=[w]\nOff2=[d]\nCount=[d]\nRemaining=[d]\nRes=[W]\n", |
| 708 | NULL, NULL } }, |
| 709 | |
| 710 | { SMBffirst, "SMBffirst", 0, |
| 711 | { "Count=[d]\nAttrib=[A]\n", |
| 712 | "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n", |
| 713 | "Count=[d]\n", |
| 714 | "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", |
| 715 | NULL } }, |
| 716 | |
| 717 | { SMBfunique, "SMBfunique", 0, |
| 718 | { "Count=[d]\nAttrib=[A]\n", |
| 719 | "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n", |
| 720 | "Count=[d]\n", |
| 721 | "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", |
| 722 | NULL } }, |
| 723 | |
| 724 | { SMBfclose, "SMBfclose", 0, |
| 725 | { "Count=[d]\nAttrib=[A]\n", |
| 726 | "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n", |
| 727 | "Count=[d]\n", |
| 728 | "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", |
| 729 | NULL } }, |
| 730 | |
| 731 | { SMBfindnclose, "SMBfindnclose", 0, |
| 732 | { "Handle=[d]\n", NULL, NULL, NULL, NULL } }, |
| 733 | |
| 734 | { SMBfindclose, "SMBfindclose", 0, |
| 735 | { "Handle=[d]\n", NULL, NULL, NULL, NULL } }, |
| 736 | |
| 737 | { SMBsends, "SMBsends", 0, |
| 738 | { NULL, "Source=[Z]\nDest=[Z]\n", NULL, NULL, NULL } }, |
| 739 | |
| 740 | { SMBsendstrt, "SMBsendstrt", 0, |
| 741 | { NULL, "Source=[Z]\nDest=[Z]\n", "GroupID=[d]\n", NULL, NULL } }, |
| 742 | |
| 743 | { SMBsendend, "SMBsendend", 0, |
| 744 | { "GroupID=[d]\n", NULL, NULL, NULL, NULL } }, |
| 745 | |
| 746 | { SMBsendtxt, "SMBsendtxt", 0, |
| 747 | { "GroupID=[d]\n", NULL, NULL, NULL, NULL } }, |
| 748 | |
| 749 | { SMBsendb, "SMBsendb", 0, |
| 750 | { NULL, "Source=[Z]\nDest=[Z]\n", NULL, NULL, NULL } }, |
| 751 | |
| 752 | { SMBfwdname, "SMBfwdname", 0, DEFDESCRIPT }, |
| 753 | { SMBcancelf, "SMBcancelf", 0, DEFDESCRIPT }, |
| 754 | { SMBgetmac, "SMBgetmac", 0, DEFDESCRIPT }, |
| 755 | |
| 756 | { SMBnegprot, "SMBnegprot", 0, |
| 757 | { NULL, NULL, NULL, NULL, print_negprot } }, |
| 758 | |
| 759 | { SMBsesssetupX, "SMBsesssetupX", FLG_CHAIN, |
| 760 | { NULL, NULL, NULL, NULL, print_sesssetup } }, |
| 761 | |
| 762 | { SMBtconX, "SMBtconX", FLG_CHAIN, |
| 763 | { "Com2=[w]\nOff2=[d]\nFlags=[w]\nPassLen=[d]\nPasswd&Path&Device=\n", |
| 764 | NULL, "Com2=[w]\nOff2=[d]\n", "ServiceType=[R]\n", NULL } }, |
| 765 | |
| 766 | { SMBlockingX, "SMBlockingX", FLG_CHAIN, |
| 767 | { NULL, NULL, NULL, NULL, print_lockingandx } }, |
| 768 | |
| 769 | { SMBtrans2, "SMBtrans2", 0, { NULL, NULL, NULL, NULL, print_trans2 } }, |
| 770 | |
| 771 | { SMBtranss2, "SMBtranss2", 0, DEFDESCRIPT }, |
| 772 | { SMBctemp, "SMBctemp", 0, DEFDESCRIPT }, |
| 773 | { SMBreadBs, "SMBreadBs", 0, DEFDESCRIPT }, |
| 774 | { SMBtrans, "SMBtrans", 0, { NULL, NULL, NULL, NULL, print_trans } }, |
| 775 | |
| 776 | { SMBnttrans, "SMBnttrans", 0, DEFDESCRIPT }, |
| 777 | { SMBnttranss, "SMBnttranss", 0, DEFDESCRIPT }, |
| 778 | |
| 779 | { SMBntcreateX, "SMBntcreateX", FLG_CHAIN, |
| 780 | { "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", |
| 781 | "Path=[C]\n", |
| 782 | "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", |
| 783 | NULL, NULL } }, |
| 784 | |
| 785 | { SMBntcancel, "SMBntcancel", 0, DEFDESCRIPT }, |
| 786 | |
| 787 | { -1, NULL, 0, DEFDESCRIPT } |
| 788 | }; |
| 789 | |
| 790 | |
| 791 | /* |
| 792 | * print a SMB message |
| 793 | */ |
| 794 | static void |
| 795 | print_smb(const u_char *buf, const u_char *maxbuf) |
| 796 | { |
| 797 | u_int16_t flags2; |
| 798 | int nterrcodes; |
| 799 | int command; |
| 800 | u_int32_t nterror; |
| 801 | const u_char *words, *maxwords, *data; |
| 802 | struct smbfns *fn; |
| 803 | const char *fmt_smbheader = |
| 804 | "[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"; |
| 805 | int smboffset; |
| 806 | |
| 807 | TCHECK(buf[9]); |
| 808 | request = (buf[9] & 0x80) ? 0 : 1; |
| 809 | flags2 = EXTRACT_LE_16BITS(&buf[10]); |
| 810 | unicodestr = flags2 & 0x8000; |
| 811 | nterrcodes = flags2 & 0x4000; |
| 812 | startbuf = buf; |
| 813 | |
| 814 | command = buf[4]; |
| 815 | |
| 816 | fn = smbfind(command, smb_fns); |
| 817 | |
| 818 | if (vflag > 1) |
| 819 | printf("\n"); |
| 820 | |
| 821 | printf("SMB PACKET: %s (%s)\n", fn->name, request ? "REQUEST" : "REPLY"); |
| 822 | |
| 823 | if (vflag < 2) |
| 824 | return; |
| 825 | |
| 826 | /* print out the header */ |
| 827 | smb_fdata(buf, fmt_smbheader, buf + 33, unicodestr); |
| 828 | |
| 829 | if (nterrcodes) { |
| 830 | nterror = EXTRACT_LE_32BITS(&buf[5]); |
| 831 | if (nterror) |
| 832 | printf("NTError = %s\n", nt_errstr(nterror)); |
| 833 | } else { |
| 834 | if (buf[5]) |
| 835 | printf("SMBError = %s\n", smb_errstr(buf[5], EXTRACT_LE_16BITS(&buf[7]))); |
| 836 | } |
| 837 | |
| 838 | smboffset = 32; |
| 839 | |
| 840 | for (;;) { |
| 841 | const char *f1, *f2; |
| 842 | int wct; |
| 843 | u_int bcc; |
| 844 | int newsmboffset; |
| 845 | |
| 846 | words = buf + smboffset; |
| 847 | TCHECK(words[0]); |
| 848 | wct = words[0]; |
| 849 | data = words + 1 + wct * 2; |
| 850 | maxwords = SMBMIN(data, maxbuf); |
| 851 | |
| 852 | if (request) { |
| 853 | f1 = fn->descript.req_f1; |
| 854 | f2 = fn->descript.req_f2; |
| 855 | } else { |
| 856 | f1 = fn->descript.rep_f1; |
| 857 | f2 = fn->descript.rep_f2; |
| 858 | } |
| 859 | |
| 860 | if (fn->descript.fn) |
| 861 | (*fn->descript.fn)(words, data, buf, maxbuf); |
| 862 | else { |
| 863 | if (wct) { |
| 864 | if (f1) |
| 865 | smb_fdata(words + 1, f1, words + 1 + wct * 2, unicodestr); |
| 866 | else { |
| 867 | int i; |
| 868 | int v; |
| 869 | |
| 870 | for (i = 0; &words[1 + 2 * i] < maxwords; i++) { |
| 871 | TCHECK2(words[1 + 2 * i], 2); |
| 872 | v = EXTRACT_LE_16BITS(words + 1 + 2 * i); |
| 873 | printf("smb_vwv[%d]=%d (0x%X)\n", i, v, v); |
| 874 | } |
| 875 | } |
| 876 | } |
| 877 | |
| 878 | TCHECK2(*data, 2); |
| 879 | bcc = EXTRACT_LE_16BITS(data); |
| 880 | printf("smb_bcc=%u\n", bcc); |
| 881 | if (f2) { |
| 882 | if (bcc > 0) |
| 883 | smb_fdata(data + 2, f2, data + 2 + bcc, unicodestr); |
| 884 | } else { |
| 885 | if (bcc > 0) { |
| 886 | printf("smb_buf[]=\n"); |
| 887 | print_data(data + 2, SMBMIN(bcc, PTR_DIFF(maxbuf, data + 2))); |
| 888 | } |
| 889 | } |
| 890 | } |
| 891 | |
| 892 | if ((fn->flags & FLG_CHAIN) == 0) |
| 893 | break; |
| 894 | if (wct == 0) |
| 895 | break; |
| 896 | TCHECK(words[1]); |
| 897 | command = words[1]; |
| 898 | if (command == 0xFF) |
| 899 | break; |
| 900 | TCHECK2(words[3], 2); |
| 901 | newsmboffset = EXTRACT_LE_16BITS(words + 3); |
| 902 | |
| 903 | fn = smbfind(command, smb_fns); |
| 904 | |
| 905 | printf("\nSMB PACKET: %s (%s) (CHAINED)\n", |
| 906 | fn->name, request ? "REQUEST" : "REPLY"); |
| 907 | if (newsmboffset <= smboffset) { |
| 908 | printf("Bad andX offset: %u <= %u\n", newsmboffset, smboffset); |
| 909 | break; |
| 910 | } |
| 911 | smboffset = newsmboffset; |
| 912 | } |
| 913 | |
| 914 | printf("\n"); |
| 915 | return; |
| 916 | trunc: |
| 917 | printf("[|SMB]"); |
| 918 | return; |
| 919 | } |
| 920 | |
| 921 | |
| 922 | /* |
| 923 | * print a NBT packet received across tcp on port 139 |
| 924 | */ |
| 925 | void |
| 926 | nbt_tcp_print(const u_char *data, int length) |
| 927 | { |
| 928 | int caplen; |
| 929 | int type; |
| 930 | u_int nbt_len; |
| 931 | const u_char *maxbuf; |
| 932 | |
| 933 | if (length < 4) |
| 934 | goto trunc; |
| 935 | if (snapend < data) |
| 936 | goto trunc; |
| 937 | caplen = snapend - data; |
| 938 | if (caplen < 4) |
| 939 | goto trunc; |
| 940 | maxbuf = data + caplen; |
| 941 | type = data[0]; |
| 942 | nbt_len = EXTRACT_16BITS(data + 2); |
| 943 | length -= 4; |
| 944 | caplen -= 4; |
| 945 | |
| 946 | startbuf = data; |
| 947 | |
| 948 | if (vflag < 2) { |
| 949 | printf(" NBT Session Packet: "); |
| 950 | switch (type) { |
| 951 | case 0x00: |
| 952 | printf("Session Message"); |
| 953 | break; |
| 954 | |
| 955 | case 0x81: |
| 956 | printf("Session Request"); |
| 957 | break; |
| 958 | |
| 959 | case 0x82: |
| 960 | printf("Session Granted"); |
| 961 | break; |
| 962 | |
| 963 | case 0x83: |
| 964 | { |
| 965 | int ecode; |
| 966 | |
| 967 | if (nbt_len < 4) |
| 968 | goto trunc; |
| 969 | if (length < 4) |
| 970 | goto trunc; |
| 971 | if (caplen < 4) |
| 972 | goto trunc; |
| 973 | ecode = data[4]; |
| 974 | |
| 975 | printf("Session Reject, "); |
| 976 | switch (ecode) { |
| 977 | case 0x80: |
| 978 | printf("Not listening on called name"); |
| 979 | break; |
| 980 | case 0x81: |
| 981 | printf("Not listening for calling name"); |
| 982 | break; |
| 983 | case 0x82: |
| 984 | printf("Called name not present"); |
| 985 | break; |
| 986 | case 0x83: |
| 987 | printf("Called name present, but insufficient resources"); |
| 988 | break; |
| 989 | default: |
| 990 | printf("Unspecified error 0x%X", ecode); |
| 991 | break; |
| 992 | } |
| 993 | } |
| 994 | break; |
| 995 | |
| 996 | case 0x85: |
| 997 | printf("Session Keepalive"); |
| 998 | break; |
| 999 | |
| 1000 | default: |
| 1001 | data = smb_fdata(data, "Unknown packet type [rB]", maxbuf, 0); |
| 1002 | break; |
| 1003 | } |
| 1004 | } else { |
| 1005 | printf ("\n>>> NBT Session Packet\n"); |
| 1006 | switch (type) { |
| 1007 | case 0x00: |
| 1008 | data = smb_fdata(data, "[P1]NBT Session Message\nFlags=[B]\nLength=[rd]\n", |
| 1009 | data + 4, 0); |
| 1010 | if (data == NULL) |
| 1011 | break; |
| 1012 | if (nbt_len >= 4 && caplen >= 4 && memcmp(data,"\377SMB",4) == 0) { |
| 1013 | if ((int)nbt_len > caplen) { |
| 1014 | if ((int)nbt_len > length) |
| 1015 | printf("WARNING: Packet is continued in later TCP segments\n"); |
| 1016 | else |
| 1017 | printf("WARNING: Short packet. Try increasing the snap length by %d\n", |
| 1018 | nbt_len - caplen); |
| 1019 | } |
| 1020 | print_smb(data, maxbuf > data + nbt_len ? data + nbt_len : maxbuf); |
| 1021 | } else |
| 1022 | printf("Session packet:(raw data or continuation?)\n"); |
| 1023 | break; |
| 1024 | |
| 1025 | case 0x81: |
| 1026 | data = smb_fdata(data, |
| 1027 | "[P1]NBT Session Request\nFlags=[B]\nLength=[rd]\nDestination=[n1]\nSource=[n1]\n", |
| 1028 | maxbuf, 0); |
| 1029 | break; |
| 1030 | |
| 1031 | case 0x82: |
| 1032 | data = smb_fdata(data, "[P1]NBT Session Granted\nFlags=[B]\nLength=[rd]\n", maxbuf, 0); |
| 1033 | break; |
| 1034 | |
| 1035 | case 0x83: |
| 1036 | { |
| 1037 | const u_char *origdata; |
| 1038 | int ecode; |
| 1039 | |
| 1040 | origdata = data; |
| 1041 | data = smb_fdata(data, "[P1]NBT SessionReject\nFlags=[B]\nLength=[rd]\nReason=[B]\n", |
| 1042 | maxbuf, 0); |
| 1043 | if (data == NULL) |
| 1044 | break; |
| 1045 | if (nbt_len >= 1 && caplen >= 1) { |
| 1046 | ecode = origdata[4]; |
| 1047 | switch (ecode) { |
| 1048 | case 0x80: |
| 1049 | printf("Not listening on called name\n"); |
| 1050 | break; |
| 1051 | case 0x81: |
| 1052 | printf("Not listening for calling name\n"); |
| 1053 | break; |
| 1054 | case 0x82: |
| 1055 | printf("Called name not present\n"); |
| 1056 | break; |
| 1057 | case 0x83: |
| 1058 | printf("Called name present, but insufficient resources\n"); |
| 1059 | break; |
| 1060 | default: |
| 1061 | printf("Unspecified error 0x%X\n", ecode); |
| 1062 | break; |
| 1063 | } |
| 1064 | } |
| 1065 | } |
| 1066 | break; |
| 1067 | |
| 1068 | case 0x85: |
| 1069 | data = smb_fdata(data, "[P1]NBT Session Keepalive\nFlags=[B]\nLength=[rd]\n", maxbuf, 0); |
| 1070 | break; |
| 1071 | |
| 1072 | default: |
| 1073 | data = smb_fdata(data, "NBT - Unknown packet type\nType=[B]\n", maxbuf, 0); |
| 1074 | break; |
| 1075 | } |
| 1076 | printf("\n"); |
| 1077 | fflush(stdout); |
| 1078 | } |
| 1079 | return; |
| 1080 | trunc: |
| 1081 | printf("[|SMB]"); |
| 1082 | return; |
| 1083 | } |
| 1084 | |
| 1085 | |
| 1086 | /* |
| 1087 | * print a NBT packet received across udp on port 137 |
| 1088 | */ |
| 1089 | void |
| 1090 | nbt_udp137_print(const u_char *data, int length) |
| 1091 | { |
| 1092 | const u_char *maxbuf = data + length; |
| 1093 | int name_trn_id, response, opcode, nm_flags, rcode; |
| 1094 | int qdcount, ancount, nscount, arcount; |
| 1095 | const char *opcodestr; |
| 1096 | const u_char *p; |
| 1097 | int total, i; |
| 1098 | |
| 1099 | TCHECK2(data[10], 2); |
| 1100 | name_trn_id = EXTRACT_16BITS(data); |
| 1101 | response = (data[2] >> 7); |
| 1102 | opcode = (data[2] >> 3) & 0xF; |
| 1103 | nm_flags = ((data[2] & 0x7) << 4) + (data[3] >> 4); |
| 1104 | rcode = data[3] & 0xF; |
| 1105 | qdcount = EXTRACT_16BITS(data + 4); |
| 1106 | ancount = EXTRACT_16BITS(data + 6); |
| 1107 | nscount = EXTRACT_16BITS(data + 8); |
| 1108 | arcount = EXTRACT_16BITS(data + 10); |
| 1109 | startbuf = data; |
| 1110 | |
| 1111 | if (maxbuf <= data) |
| 1112 | return; |
| 1113 | |
| 1114 | if (vflag > 1) |
| 1115 | printf("\n>>> "); |
| 1116 | |
| 1117 | printf("NBT UDP PACKET(137): "); |
| 1118 | |
| 1119 | switch (opcode) { |
| 1120 | case 0: opcodestr = "QUERY"; break; |
| 1121 | case 5: opcodestr = "REGISTRATION"; break; |
| 1122 | case 6: opcodestr = "RELEASE"; break; |
| 1123 | case 7: opcodestr = "WACK"; break; |
| 1124 | case 8: opcodestr = "REFRESH(8)"; break; |
| 1125 | case 9: opcodestr = "REFRESH"; break; |
| 1126 | case 15: opcodestr = "MULTIHOMED REGISTRATION"; break; |
| 1127 | default: opcodestr = "OPUNKNOWN"; break; |
| 1128 | } |
| 1129 | printf("%s", opcodestr); |
| 1130 | if (response) { |
| 1131 | if (rcode) |
| 1132 | printf("; NEGATIVE"); |
| 1133 | else |
| 1134 | printf("; POSITIVE"); |
| 1135 | } |
| 1136 | |
| 1137 | if (response) |
| 1138 | printf("; RESPONSE"); |
| 1139 | else |
| 1140 | printf("; REQUEST"); |
| 1141 | |
| 1142 | if (nm_flags & 1) |
| 1143 | printf("; BROADCAST"); |
| 1144 | else |
| 1145 | printf("; UNICAST"); |
| 1146 | |
| 1147 | if (vflag < 2) |
| 1148 | return; |
| 1149 | |
| 1150 | printf("\nTrnID=0x%X\nOpCode=%d\nNmFlags=0x%X\nRcode=%d\nQueryCount=%d\nAnswerCount=%d\nAuthorityCount=%d\nAddressRecCount=%d\n", |
| 1151 | name_trn_id, opcode, nm_flags, rcode, qdcount, ancount, nscount, |
| 1152 | arcount); |
| 1153 | |
| 1154 | p = data + 12; |
| 1155 | |
| 1156 | total = ancount + nscount + arcount; |
| 1157 | |
| 1158 | if (qdcount > 100 || total > 100) { |
| 1159 | printf("Corrupt packet??\n"); |
| 1160 | return; |
| 1161 | } |
| 1162 | |
| 1163 | if (qdcount) { |
| 1164 | printf("QuestionRecords:\n"); |
| 1165 | for (i = 0; i < qdcount; i++) { |
| 1166 | p = smb_fdata(p, |
| 1167 | "|Name=[n1]\nQuestionType=[rw]\nQuestionClass=[rw]\n#", |
| 1168 | maxbuf, 0); |
| 1169 | if (p == NULL) |
| 1170 | goto out; |
| 1171 | } |
| 1172 | } |
| 1173 | |
| 1174 | if (total) { |
| 1175 | printf("\nResourceRecords:\n"); |
| 1176 | for (i = 0; i < total; i++) { |
| 1177 | int rdlen; |
| 1178 | int restype; |
| 1179 | |
| 1180 | p = smb_fdata(p, "Name=[n1]\n#", maxbuf, 0); |
| 1181 | if (p == NULL) |
| 1182 | goto out; |
| 1183 | restype = EXTRACT_16BITS(p); |
| 1184 | p = smb_fdata(p, "ResType=[rw]\nResClass=[rw]\nTTL=[rD]\n", p + 8, 0); |
| 1185 | if (p == NULL) |
| 1186 | goto out; |
| 1187 | rdlen = EXTRACT_16BITS(p); |
| 1188 | printf("ResourceLength=%d\nResourceData=\n", rdlen); |
| 1189 | p += 2; |
| 1190 | if (rdlen == 6) { |
| 1191 | p = smb_fdata(p, "AddrType=[rw]\nAddress=[b.b.b.b]\n", p + rdlen, 0); |
| 1192 | if (p == NULL) |
| 1193 | goto out; |
| 1194 | } else { |
| 1195 | if (restype == 0x21) { |
| 1196 | int numnames; |
| 1197 | |
| 1198 | TCHECK(*p); |
| 1199 | numnames = p[0]; |
| 1200 | p = smb_fdata(p, "NumNames=[B]\n", p + 1, 0); |
| 1201 | if (p == NULL) |
| 1202 | goto out; |
| 1203 | while (numnames--) { |
| 1204 | p = smb_fdata(p, "Name=[n2]\t#", maxbuf, 0); |
| 1205 | if (p == NULL) |
| 1206 | goto out; |
| 1207 | TCHECK(*p); |
| 1208 | if (p[0] & 0x80) |
| 1209 | printf("<GROUP> "); |
| 1210 | switch (p[0] & 0x60) { |
| 1211 | case 0x00: printf("B "); break; |
| 1212 | case 0x20: printf("P "); break; |
| 1213 | case 0x40: printf("M "); break; |
| 1214 | case 0x60: printf("_ "); break; |
| 1215 | } |
| 1216 | if (p[0] & 0x10) |
| 1217 | printf("<DEREGISTERING> "); |
| 1218 | if (p[0] & 0x08) |
| 1219 | printf("<CONFLICT> "); |
| 1220 | if (p[0] & 0x04) |
| 1221 | printf("<ACTIVE> "); |
| 1222 | if (p[0] & 0x02) |
| 1223 | printf("<PERMANENT> "); |
| 1224 | printf("\n"); |
| 1225 | p += 2; |
| 1226 | } |
| 1227 | } else { |
| 1228 | print_data(p, min(rdlen, length - (p - data))); |
| 1229 | p += rdlen; |
| 1230 | } |
| 1231 | } |
| 1232 | } |
| 1233 | } |
| 1234 | |
| 1235 | if (p < maxbuf) |
| 1236 | smb_fdata(p, "AdditionalData:\n", maxbuf, 0); |
| 1237 | |
| 1238 | out: |
| 1239 | printf("\n"); |
| 1240 | fflush(stdout); |
| 1241 | return; |
| 1242 | trunc: |
| 1243 | printf("[|SMB]"); |
| 1244 | return; |
| 1245 | } |
| 1246 | |
| 1247 | |
| 1248 | |
| 1249 | /* |
| 1250 | * print a NBT packet received across udp on port 138 |
| 1251 | */ |
| 1252 | void |
| 1253 | nbt_udp138_print(const u_char *data, int length) |
| 1254 | { |
| 1255 | const u_char *maxbuf = data + length; |
| 1256 | |
| 1257 | if (maxbuf > snapend) |
| 1258 | maxbuf = snapend; |
| 1259 | if (maxbuf <= data) |
| 1260 | return; |
| 1261 | startbuf = data; |
| 1262 | |
| 1263 | if (vflag < 2) { |
| 1264 | printf("NBT UDP PACKET(138)"); |
| 1265 | return; |
| 1266 | } |
| 1267 | |
| 1268 | data = smb_fdata(data, |
| 1269 | "\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#", |
| 1270 | maxbuf, 0); |
| 1271 | |
| 1272 | if (data != NULL) { |
| 1273 | /* If there isn't enough data for "\377SMB", don't check for it. */ |
| 1274 | if (&data[3] >= maxbuf) |
| 1275 | goto out; |
| 1276 | |
| 1277 | if (memcmp(data, "\377SMB",4) == 0) |
| 1278 | print_smb(data, maxbuf); |
| 1279 | } |
| 1280 | out: |
| 1281 | printf("\n"); |
| 1282 | fflush(stdout); |
| 1283 | } |
| 1284 | |
| 1285 | |
| 1286 | /* |
| 1287 | print netbeui frames |
| 1288 | */ |
| 1289 | struct nbf_strings { |
| 1290 | const char *name; |
| 1291 | const char *nonverbose; |
| 1292 | const char *verbose; |
| 1293 | } nbf_strings[0x20] = { |
| 1294 | { "Add Group Name Query", ", [P23]Name to add=[n2]#", |
| 1295 | "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" }, |
| 1296 | { "Add Name Query", ", [P23]Name to add=[n2]#", |
| 1297 | "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" }, |
| 1298 | { "Name In Conflict", NULL, NULL }, |
| 1299 | { "Status Query", NULL, NULL }, |
| 1300 | { NULL, NULL, NULL }, /* not used */ |
| 1301 | { NULL, NULL, NULL }, /* not used */ |
| 1302 | { NULL, NULL, NULL }, /* not used */ |
| 1303 | { "Terminate Trace", NULL, NULL }, |
| 1304 | { "Datagram", NULL, |
| 1305 | "[P7]Destination=[n2]\nSource=[n2]\n" }, |
| 1306 | { "Broadcast Datagram", NULL, |
| 1307 | "[P7]Destination=[n2]\nSource=[n2]\n" }, |
| 1308 | { "Name Query", ", [P7]Name=[n2]#", |
| 1309 | "[P1]SessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nName=[n2]\nName of sender=[n2]\n" }, |
| 1310 | { NULL, NULL, NULL }, /* not used */ |
| 1311 | { NULL, NULL, NULL }, /* not used */ |
| 1312 | { "Add Name Response", ", [P1]GroupName=[w] [P4]Destination=[n2] Source=[n2]#", |
| 1313 | "AddNameInProcess=[B]\nGroupName=[w]\nTransmitCorrelator=[w][P2]\nDestination=[n2]\nSource=[n2]\n" }, |
| 1314 | { "Name Recognized", NULL, |
| 1315 | "[P1]Data2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n" }, |
| 1316 | { "Status Response", NULL, NULL }, |
| 1317 | { NULL, NULL, NULL }, /* not used */ |
| 1318 | { NULL, NULL, NULL }, /* not used */ |
| 1319 | { NULL, NULL, NULL }, /* not used */ |
| 1320 | { "Terminate Trace", NULL, NULL }, |
| 1321 | { "Data Ack", NULL, |
| 1322 | "[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1323 | { "Data First/Middle", NULL, |
| 1324 | "Flags=[{RECEIVE_CONTINUE|NO_ACK||PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1325 | { "Data Only/Last", NULL, |
| 1326 | "Flags=[{|NO_ACK|PIGGYBACK_ACK_ALLOWED|PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1327 | { "Session Confirm", NULL, |
| 1328 | "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1329 | { "Session End", NULL, |
| 1330 | "[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1331 | { "Session Initialize", NULL, |
| 1332 | "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1333 | { "No Receive", NULL, |
| 1334 | "Flags=[{|SEND_NO_ACK}]\nDataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1335 | { "Receive Outstanding", NULL, |
| 1336 | "[P1]DataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1337 | { "Receive Continue", NULL, |
| 1338 | "[P2]TransmitCorrelator=[w]\n[P2]RemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" }, |
| 1339 | { NULL, NULL, NULL }, /* not used */ |
| 1340 | { NULL, NULL, NULL }, /* not used */ |
| 1341 | { "Session Alive", NULL, NULL } |
| 1342 | }; |
| 1343 | |
| 1344 | void |
| 1345 | netbeui_print(u_short control, const u_char *data, int length) |
| 1346 | { |
| 1347 | const u_char *maxbuf = data + length; |
| 1348 | int len; |
| 1349 | int command; |
| 1350 | const u_char *data2; |
| 1351 | int is_truncated = 0; |
| 1352 | |
| 1353 | if (maxbuf > snapend) |
| 1354 | maxbuf = snapend; |
| 1355 | TCHECK(data[4]); |
| 1356 | len = EXTRACT_LE_16BITS(data); |
| 1357 | command = data[4]; |
| 1358 | data2 = data + len; |
| 1359 | if (data2 >= maxbuf) { |
| 1360 | data2 = maxbuf; |
| 1361 | is_truncated = 1; |
| 1362 | } |
| 1363 | |
| 1364 | startbuf = data; |
| 1365 | |
| 1366 | if (vflag < 2) { |
| 1367 | printf("NBF Packet: "); |
| 1368 | data = smb_fdata(data, "[P5]#", maxbuf, 0); |
| 1369 | } else { |
| 1370 | printf("\n>>> NBF Packet\nType=0x%X ", control); |
| 1371 | data = smb_fdata(data, "Length=[d] Signature=[w] Command=[B]\n#", maxbuf, 0); |
| 1372 | } |
| 1373 | if (data == NULL) |
| 1374 | goto out; |
| 1375 | |
| 1376 | if (command > 0x1f || nbf_strings[command].name == NULL) { |
| 1377 | if (vflag < 2) |
| 1378 | data = smb_fdata(data, "Unknown NBF Command#", data2, 0); |
| 1379 | else |
| 1380 | data = smb_fdata(data, "Unknown NBF Command\n", data2, 0); |
| 1381 | } else { |
| 1382 | if (vflag < 2) { |
| 1383 | printf("%s", nbf_strings[command].name); |
| 1384 | if (nbf_strings[command].nonverbose != NULL) |
| 1385 | data = smb_fdata(data, nbf_strings[command].nonverbose, data2, 0); |
| 1386 | } else { |
| 1387 | printf("%s:\n", nbf_strings[command].name); |
| 1388 | if (nbf_strings[command].verbose != NULL) |
| 1389 | data = smb_fdata(data, nbf_strings[command].verbose, data2, 0); |
| 1390 | else |
| 1391 | printf("\n"); |
| 1392 | } |
| 1393 | } |
| 1394 | |
| 1395 | if (vflag < 2) |
| 1396 | return; |
| 1397 | |
| 1398 | if (data == NULL) |
| 1399 | goto out; |
| 1400 | |
| 1401 | if (is_truncated) { |
| 1402 | /* data2 was past the end of the buffer */ |
| 1403 | goto out; |
| 1404 | } |
| 1405 | |
| 1406 | /* If this isn't a command that would contain an SMB message, quit. */ |
| 1407 | if (command != 0x08 && command != 0x09 && command != 0x15 && |
| 1408 | command != 0x16) |
| 1409 | goto out; |
| 1410 | |
| 1411 | /* If there isn't enough data for "\377SMB", don't look for it. */ |
| 1412 | if (&data2[3] >= maxbuf) |
| 1413 | goto out; |
| 1414 | |
| 1415 | if (memcmp(data2, "\377SMB",4) == 0) |
| 1416 | print_smb(data2, maxbuf); |
| 1417 | else { |
| 1418 | int i; |
| 1419 | for (i = 0; i < 128; i++) { |
| 1420 | if (&data2[i + 3] >= maxbuf) |
| 1421 | break; |
| 1422 | if (memcmp(&data2[i], "\377SMB", 4) == 0) { |
| 1423 | printf("found SMB packet at %d\n", i); |
| 1424 | print_smb(&data2[i], maxbuf); |
| 1425 | break; |
| 1426 | } |
| 1427 | } |
| 1428 | } |
| 1429 | |
| 1430 | out: |
| 1431 | printf("\n"); |
| 1432 | return; |
| 1433 | trunc: |
| 1434 | printf("[|SMB]"); |
| 1435 | return; |
| 1436 | } |
| 1437 | |
| 1438 | |
| 1439 | /* |
| 1440 | * print IPX-Netbios frames |
| 1441 | */ |
| 1442 | void |
| 1443 | ipx_netbios_print(const u_char *data, u_int length) |
| 1444 | { |
| 1445 | /* |
| 1446 | * this is a hack till I work out how to parse the rest of the |
| 1447 | * NetBIOS-over-IPX stuff |
| 1448 | */ |
| 1449 | int i; |
| 1450 | const u_char *maxbuf; |
| 1451 | |
| 1452 | maxbuf = data + length; |
| 1453 | /* Don't go past the end of the captured data in the packet. */ |
| 1454 | if (maxbuf > snapend) |
| 1455 | maxbuf = snapend; |
| 1456 | startbuf = data; |
| 1457 | for (i = 0; i < 128; i++) { |
| 1458 | if (&data[i + 4] > maxbuf) |
| 1459 | break; |
| 1460 | if (memcmp(&data[i], "\377SMB", 4) == 0) { |
| 1461 | smb_fdata(data, "\n>>> IPX transport ", &data[i], 0); |
| 1462 | if (data != NULL) |
| 1463 | print_smb(&data[i], maxbuf); |
| 1464 | printf("\n"); |
| 1465 | fflush(stdout); |
| 1466 | break; |
| 1467 | } |
| 1468 | } |
| 1469 | if (i == 128) |
| 1470 | smb_fdata(data, "\n>>> Unknown IPX ", maxbuf, 0); |
| 1471 | } |