* or later
*/
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+/* \summary: SMB/CIFS printer */
-#ifndef lint
-static const char rcsid[] =
- "@(#) $Header: /tcpdump/master/tcpdump/print-smb.c,v 1.26 2002-09-05 00:00:20 guy Exp $";
+#ifdef HAVE_CONFIG_H
+#include <config.h>
#endif
-#include <tcpdump-stdinc.h>
+#include "netdissect-stdinc.h"
-#include <stdio.h>
#include <string.h>
-#include "interface.h"
+#include "netdissect.h"
#include "extract.h"
#include "smb.h"
+static const char tstr[] = "[|SMB]";
+
static int request = 0;
+static int unicodestr = 0;
+
+extern const u_char *startbuf;
const u_char *startbuf = NULL;
const char *req_f2;
const char *rep_f1;
const char *rep_f2;
- void (*fn)(const u_char *, const u_char *, const u_char *, const u_char *);
+ void (*fn)(netdissect_options *, const u_char *, const u_char *, const u_char *, const u_char *);
};
struct smbdescriptint {
const char *req_f2;
const char *rep_f1;
const char *rep_f2;
- void (*fn)(const u_char *, const u_char *, int, int);
+ void (*fn)(netdissect_options *, const u_char *, const u_char *, u_int, u_int);
};
struct smbfns
#define FLG_CHAIN (1 << 0)
-static struct smbfns *
-smbfind(int id, struct smbfns *list)
+static const struct smbfns *
+smbfind(int id, const struct smbfns *list)
{
int sindex;
return(&list[0]);
}
-static struct smbfnsint *
-smbfindint(int id, struct smbfnsint *list)
+static const struct smbfnsint *
+smbfindint(int id, const struct smbfnsint *list)
{
int sindex;
}
static void
-trans2_findfirst(const u_char *param, const u_char *data, int pcnt, int dcnt)
+trans2_findfirst(netdissect_options *ndo,
+ const u_char *param, const u_char *data, u_int pcnt, u_int dcnt)
{
const char *fmt;
if (request)
- fmt = "Attribute=[A]\nSearchCount=[d]\nFlags=[w]\nLevel=[dP5]\nFile=[S]\n";
+ fmt = "Attribute=[A]\nSearchCount=[u]\nFlags=[w]\nLevel=[uP4]\nFile=[S]\n";
else
- fmt = "Handle=[w]\nCount=[d]\nEOS=[w]\nEoffset=[d]\nLastNameOfs=[w]\n";
+ fmt = "Handle=[w]\nCount=[u]\nEOS=[w]\nEoffset=[u]\nLastNameOfs=[w]\n";
- smb_fdata(param, fmt, param + pcnt);
+ smb_fdata(ndo, param, fmt, param + pcnt, unicodestr);
if (dcnt) {
- printf("data:\n");
- print_data(data, dcnt);
+ ND_PRINT("data:\n");
+ smb_print_data(ndo, data, dcnt);
}
}
static void
-trans2_qfsinfo(const u_char *param, const u_char *data, int pcnt, int dcnt)
+trans2_qfsinfo(netdissect_options *ndo,
+ const u_char *param, const u_char *data, u_int pcnt, u_int dcnt)
{
- static int level = 0;
+ static u_int level = 0;
const char *fmt="";
if (request) {
- TCHECK2(*param, 2);
- level = EXTRACT_LE_16BITS(param);
- fmt = "InfoLevel=[d]\n";
- smb_fdata(param, fmt, param + pcnt);
+ ND_TCHECK_2(param);
+ level = EXTRACT_LE_U_2(param);
+ fmt = "InfoLevel=[u]\n";
+ smb_fdata(ndo, param, fmt, param + pcnt, unicodestr);
} else {
switch (level) {
case 1:
- fmt = "idFileSystem=[W]\nSectorUnit=[D]\nUnit=[D]\nAvail=[D]\nSectorSize=[d]\n";
+ fmt = "idFileSystem=[W]\nSectorUnit=[U]\nUnit=[U]\nAvail=[U]\nSectorSize=[u]\n";
break;
case 2:
- fmt = "CreationTime=[T2]VolNameLength=[B]\nVolumeLabel=[s12]\n";
+ fmt = "CreationTime=[T2]VolNameLength=[lb]\nVolumeLabel=[c]\n";
break;
case 0x105:
- fmt = "Capabilities=[W]\nMaxFileLen=[D]\nVolNameLen=[D]\nVolume=[S]\n";
+ fmt = "Capabilities=[W]\nMaxFileLen=[U]\nVolNameLen=[lU]\nVolume=[C]\n";
break;
default:
fmt = "UnknownLevel\n";
break;
}
- smb_fdata(data, fmt, data + dcnt);
+ smb_fdata(ndo, data, fmt, data + dcnt, unicodestr);
}
if (dcnt) {
- printf("data:\n");
- print_data(data, dcnt);
+ ND_PRINT("data:\n");
+ smb_print_data(ndo, data, dcnt);
}
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
-struct smbfnsint trans2_fns[] = {
+static const struct smbfnsint trans2_fns[] = {
{ 0, "TRANSACT2_OPEN", 0,
- { "Flags2=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]\nOFun=[w]\nSize=[D]\nRes=([w, w, w, w, w])\nPath=[S]",
+ { "Flags2=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]\nOFun=[w]\nSize=[U]\nRes=([w, w, w, w, w])\nPath=[S]",
NULL,
- "Handle=[d]\nAttrib=[A]\nTime=[T2]\nSize=[D]\nAccess=[w]\nType=[w]\nState=[w]\nAction=[w]\nInode=[W]\nOffErr=[d]\n|EALength=[d]\n",
+ "Handle=[u]\nAttrib=[A]\nTime=[T2]\nSize=[U]\nAccess=[w]\nType=[w]\nState=[w]\nAction=[w]\nInode=[W]\nOffErr=[u]\n|EALength=[u]\n",
NULL, NULL }},
{ 1, "TRANSACT2_FINDFIRST", 0,
{ NULL, NULL, NULL, NULL, trans2_findfirst }},
static void
-print_trans2(const u_char *words, const u_char *dat, const u_char *buf, const u_char *maxbuf)
+print_trans2(netdissect_options *ndo,
+ const u_char *words, const u_char *dat, const u_char *buf, const u_char *maxbuf)
{
- static struct smbfnsint *fn = &trans2_fns[0];
+ u_int bcc;
+ static const struct smbfnsint *fn = &trans2_fns[0];
const u_char *data, *param;
const u_char *w = words + 1;
const char *f1 = NULL, *f2 = NULL;
- int pcnt, dcnt;
+ u_int pcnt, dcnt;
- TCHECK(words[0]);
+ ND_TCHECK_1(words);
if (request) {
- TCHECK2(w[14 * 2], 2);
- pcnt = EXTRACT_LE_16BITS(w + 9 * 2);
- param = buf + EXTRACT_LE_16BITS(w + 10 * 2);
- dcnt = EXTRACT_LE_16BITS(w + 11 * 2);
- data = buf + EXTRACT_LE_16BITS(w + 12 * 2);
- fn = smbfindint(EXTRACT_LE_16BITS(w + 14 * 2), trans2_fns);
+ ND_TCHECK_2(w + (14 * 2));
+ pcnt = EXTRACT_LE_U_2(w + 9 * 2);
+ param = buf + EXTRACT_LE_U_2(w + 10 * 2);
+ dcnt = EXTRACT_LE_U_2(w + 11 * 2);
+ data = buf + EXTRACT_LE_U_2(w + 12 * 2);
+ fn = smbfindint(EXTRACT_LE_U_2(w + 14 * 2), trans2_fns);
} else {
- if (words[0] == 0) {
- printf("%s\n", fn->name);
- printf("Trans2Interim\n");
+ if (EXTRACT_U_1(words) == 0) {
+ ND_PRINT("%s\n", fn->name);
+ ND_PRINT("Trans2Interim\n");
return;
}
- TCHECK2(w[7 * 2], 2);
- pcnt = EXTRACT_LE_16BITS(w + 3 * 2);
- param = buf + EXTRACT_LE_16BITS(w + 4 * 2);
- dcnt = EXTRACT_LE_16BITS(w + 6 * 2);
- data = buf + EXTRACT_LE_16BITS(w + 7 * 2);
+ ND_TCHECK_2(w + (7 * 2));
+ pcnt = EXTRACT_LE_U_2(w + 3 * 2);
+ param = buf + EXTRACT_LE_U_2(w + 4 * 2);
+ dcnt = EXTRACT_LE_U_2(w + 6 * 2);
+ data = buf + EXTRACT_LE_U_2(w + 7 * 2);
}
- printf("%s param_length=%d data_length=%d\n", fn->name, pcnt, dcnt);
+ ND_PRINT("%s param_length=%u data_length=%u\n", fn->name, pcnt, dcnt);
if (request) {
- if (words[0] == 8) {
- smb_fdata(words + 1,
- "Trans2Secondary\nTotParam=[d]\nTotData=[d]\nParamCnt=[d]\nParamOff=[d]\nParamDisp=[d]\nDataCnt=[d]\nDataOff=[d]\nDataDisp=[d]\nHandle=[d]\n",
- maxbuf);
+ if (EXTRACT_U_1(words) == 8) {
+ smb_fdata(ndo, words + 1,
+ "Trans2Secondary\nTotParam=[u]\nTotData=[u]\nParamCnt=[u]\nParamOff=[u]\nParamDisp=[u]\nDataCnt=[u]\nDataOff=[u]\nDataDisp=[u]\nHandle=[u]\n",
+ maxbuf, unicodestr);
return;
} else {
- smb_fdata(words + 1,
- "TotParam=[d]\nTotData=[d]\nMaxParam=[d]\nMaxData=[d]\nMaxSetup=[d]\nFlags=[w]\nTimeOut=[D]\nRes1=[w]\nParamCnt=[d]\nParamOff=[d]\nDataCnt=[d]\nDataOff=[d]\nSetupCnt=[d]\n",
- words + 1 + 14 * 2);
- smb_fdata(data + 1, "TransactionName=[S]\n%", maxbuf);
+ smb_fdata(ndo, words + 1,
+ "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",
+ words + 1 + 14 * 2, unicodestr);
}
f1 = fn->descript.req_f1;
f2 = fn->descript.req_f2;
} else {
- smb_fdata(words + 1,
- "TotParam=[d]\nTotData=[d]\nRes1=[w]\nParamCnt=[d]\nParamOff=[d]\nParamDisp[d]\nDataCnt=[d]\nDataOff=[d]\nDataDisp=[d]\nSetupCnt=[d]\n",
- words + 1 + 10 * 2);
+ smb_fdata(ndo, words + 1,
+ "TotParam=[u]\nTotData=[u]\nRes1=[w]\nParamCnt=[u]\nParamOff=[u]\nParamDisp[u]\nDataCnt=[u]\nDataOff=[u]\nDataDisp=[u]\nSetupCnt=[b][P1]\n",
+ words + 1 + 10 * 2, unicodestr);
f1 = fn->descript.rep_f1;
f2 = fn->descript.rep_f2;
}
+ ND_TCHECK_2(dat);
+ bcc = EXTRACT_LE_U_2(dat);
+ ND_PRINT("smb_bcc=%u\n", bcc);
if (fn->descript.fn)
- (*fn->descript.fn)(param, data, pcnt, dcnt);
+ (*fn->descript.fn)(ndo, param, data, pcnt, dcnt);
else {
- smb_fdata(param, f1 ? f1 : "Parameters=\n", param + pcnt);
- smb_fdata(data, f2 ? f2 : "Data=\n", data + dcnt);
+ smb_fdata(ndo, param, f1 ? f1 : "Parameters=\n", param + pcnt, unicodestr);
+ smb_fdata(ndo, data, f2 ? f2 : "Data=\n", data + dcnt, unicodestr);
}
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
-
static void
-print_browse(const u_char *param, int paramlen, const u_char *data, int datalen)
+print_browse(netdissect_options *ndo,
+ const u_char *param, u_int paramlen, const u_char *data, u_int datalen)
{
const u_char *maxbuf = data + datalen;
- int command;
+ u_int command;
- TCHECK(data[0]);
- command = data[0];
+ ND_TCHECK_1(data);
+ command = EXTRACT_U_1(data);
- smb_fdata(param, "BROWSE PACKET\n|Param ", param+paramlen);
+ smb_fdata(ndo, param, "BROWSE PACKET\n|Param ", param+paramlen, unicodestr);
switch (command) {
case 0xF:
- data = smb_fdata(data,
- "BROWSE PACKET:\nType=[B] (LocalMasterAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
- maxbuf);
+ data = smb_fdata(ndo, data,
+ "BROWSE PACKET:\nType=[B] (LocalMasterAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[u]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
+ maxbuf, unicodestr);
break;
case 0x1:
- data = smb_fdata(data,
- "BROWSE PACKET:\nType=[B] (HostAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
- maxbuf);
+ data = smb_fdata(ndo, data,
+ "BROWSE PACKET:\nType=[B] (HostAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[u]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nElectionVersion=[w]\nBrowserConstant=[w]\n",
+ maxbuf, unicodestr);
break;
case 0x2:
- data = smb_fdata(data,
+ data = smb_fdata(ndo, data,
"BROWSE PACKET:\nType=[B] (AnnouncementRequest)\nFlags=[B]\nReplySystemName=[S]\n",
- maxbuf);
+ maxbuf, unicodestr);
break;
case 0xc:
- data = smb_fdata(data,
- "BROWSE PACKET:\nType=[B] (WorkgroupAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[d]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nCommentPointer=[W]\nServerName=[S]\n",
- maxbuf);
+ data = smb_fdata(ndo, data,
+ "BROWSE PACKET:\nType=[B] (WorkgroupAnnouncement)\nUpdateCount=[w]\nRes1=[B]\nAnnounceInterval=[u]\nName=[n2]\nMajorVersion=[B]\nMinorVersion=[B]\nServerType=[W]\nCommentPointer=[W]\nServerName=[S]\n",
+ maxbuf, unicodestr);
break;
case 0x8:
- data = smb_fdata(data,
+ data = smb_fdata(ndo, data,
"BROWSE PACKET:\nType=[B] (ElectionFrame)\nElectionVersion=[B]\nOSSummary=[W]\nUptime=[(W, W)]\nServerName=[S]\n",
- maxbuf);
+ maxbuf, unicodestr);
break;
case 0xb:
- data = smb_fdata(data,
+ data = smb_fdata(ndo, data,
"BROWSE PACKET:\nType=[B] (BecomeBackupBrowser)\nName=[S]\n",
- maxbuf);
+ maxbuf, unicodestr);
break;
case 0x9:
- data = smb_fdata(data,
- "BROWSE PACKET:\nType=[B] (GetBackupList)\nListCount?=[B]\nToken?=[B]\n",
- maxbuf);
+ data = smb_fdata(ndo, data,
+ "BROWSE PACKET:\nType=[B] (GetBackupList)\nListCount?=[B]\nToken=[W]\n",
+ maxbuf, unicodestr);
break;
case 0xa:
- data = smb_fdata(data,
- "BROWSE PACKET:\nType=[B] (BackupListResponse)\nServerCount?=[B]\nToken?=[B]*Name=[S]\n",
- maxbuf);
+ data = smb_fdata(ndo, data,
+ "BROWSE PACKET:\nType=[B] (BackupListResponse)\nServerCount?=[B]\nToken=[W]\n*Name=[S]\n",
+ maxbuf, unicodestr);
break;
case 0xd:
- data = smb_fdata(data,
+ data = smb_fdata(ndo, data,
"BROWSE PACKET:\nType=[B] (MasterAnnouncement)\nMasterName=[S]\n",
- maxbuf);
+ maxbuf, unicodestr);
break;
case 0xe:
- data = smb_fdata(data,
- "BROWSE PACKET:\nType=[B] (ResetBrowser)\nOptions=[B]\n", maxbuf);
+ data = smb_fdata(ndo, data,
+ "BROWSE PACKET:\nType=[B] (ResetBrowser)\nOptions=[B]\n", maxbuf, unicodestr);
break;
default:
- data = smb_fdata(data, "Unknown Browser Frame ", maxbuf);
+ data = smb_fdata(ndo, data, "Unknown Browser Frame ", maxbuf, unicodestr);
break;
}
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
static void
-print_ipc(const u_char *param, int paramlen, const u_char *data, int datalen)
+print_ipc(netdissect_options *ndo,
+ const u_char *param, u_int paramlen, const u_char *data, u_int datalen)
{
if (paramlen)
- smb_fdata(param, "Command=[w]\nStr1=[S]\nStr2=[S]\n", param + paramlen);
+ smb_fdata(ndo, param, "Command=[w]\nStr1=[S]\nStr2=[S]\n", param + paramlen,
+ unicodestr);
if (datalen)
- smb_fdata(data, "IPC ", data + datalen);
+ smb_fdata(ndo, data, "IPC ", data + datalen, unicodestr);
}
static void
-print_trans(const u_char *words, const u_char *data1, const u_char *buf, const u_char *maxbuf)
+print_trans(netdissect_options *ndo,
+ const u_char *words, const u_char *data1, const u_char *buf, const u_char *maxbuf)
{
+ u_int bcc;
const char *f1, *f2, *f3, *f4;
const u_char *data, *param;
const u_char *w = words + 1;
- int datalen, paramlen;
+ u_int datalen, paramlen;
if (request) {
- TCHECK2(w[12 * 2], 2);
- paramlen = EXTRACT_LE_16BITS(w + 9 * 2);
- param = buf + EXTRACT_LE_16BITS(w + 10 * 2);
- datalen = EXTRACT_LE_16BITS(w + 11 * 2);
- data = buf + EXTRACT_LE_16BITS(w + 12 * 2);
- 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";
+ ND_TCHECK_2(w + (12 * 2));
+ paramlen = EXTRACT_LE_U_2(w + 9 * 2);
+ param = buf + EXTRACT_LE_U_2(w + 10 * 2);
+ datalen = EXTRACT_LE_U_2(w + 11 * 2);
+ data = buf + EXTRACT_LE_U_2(w + 12 * 2);
+ 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";
f2 = "|Name=[S]\n";
f3 = "|Param ";
f4 = "|Data ";
} else {
- TCHECK2(w[7 * 2], 2);
- paramlen = EXTRACT_LE_16BITS(w + 3 * 2);
- param = buf + EXTRACT_LE_16BITS(w + 4 * 2);
- datalen = EXTRACT_LE_16BITS(w + 6 * 2);
- data = buf + EXTRACT_LE_16BITS(w + 7 * 2);
- f1 = "TotParamCnt=[d] \nTotDataCnt=[d] \nRes1=[d]\nParamCnt=[d] \nParamOff=[d] \nRes2=[d] \nDataCnt=[d] \nDataOff=[d] \nRes3=[d]\nLsetup=[d]\n";
+ ND_TCHECK_2(w + (7 * 2));
+ paramlen = EXTRACT_LE_U_2(w + 3 * 2);
+ param = buf + EXTRACT_LE_U_2(w + 4 * 2);
+ datalen = EXTRACT_LE_U_2(w + 6 * 2);
+ data = buf + EXTRACT_LE_U_2(w + 7 * 2);
+ f1 = "TotParamCnt=[u] \nTotDataCnt=[u] \nRes1=[u]\nParamCnt=[u] \nParamOff=[u] \nRes2=[u] \nDataCnt=[u] \nDataOff=[u] \nRes3=[u]\nLsetup=[u]\n";
f2 = "|Unknown ";
f3 = "|Param ";
f4 = "|Data ";
}
- smb_fdata(words + 1, f1, SMBMIN(words + 1 + 2 * words[0], maxbuf));
- smb_fdata(data1 + 2, f2, maxbuf - (paramlen + datalen));
+ smb_fdata(ndo, words + 1, f1,
+ min(words + 1 + 2 * EXTRACT_U_1(words), maxbuf),
+ unicodestr);
- if (strcmp((const char *)(data1 + 2), "\\MAILSLOT\\BROWSE") == 0) {
- print_browse(param, paramlen, data, datalen);
- return;
- }
+ ND_TCHECK_2(data1);
+ bcc = EXTRACT_LE_U_2(data1);
+ ND_PRINT("smb_bcc=%u\n", bcc);
+ if (bcc > 0) {
+ smb_fdata(ndo, data1 + 2, f2, maxbuf - (paramlen + datalen), unicodestr);
- if (strcmp((const char *)(data1 + 2), "\\PIPE\\LANMAN") == 0) {
- print_ipc(param, paramlen, data, datalen);
- return;
- }
+ if (strcmp((const char *)(data1 + 2), "\\MAILSLOT\\BROWSE") == 0) {
+ print_browse(ndo, param, paramlen, data, datalen);
+ return;
+ }
- if (paramlen)
- smb_fdata(param, f3, SMBMIN(param + paramlen, maxbuf));
- if (datalen)
- smb_fdata(data, f4, SMBMIN(data + datalen, maxbuf));
+ if (strcmp((const char *)(data1 + 2), "\\PIPE\\LANMAN") == 0) {
+ print_ipc(ndo, param, paramlen, data, datalen);
+ return;
+ }
+
+ if (paramlen)
+ smb_fdata(ndo, param, f3, min(param + paramlen, maxbuf), unicodestr);
+ if (datalen)
+ smb_fdata(ndo, data, f4, min(data + datalen, maxbuf), unicodestr);
+ }
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
static void
-print_negprot(const u_char *words, const u_char *data, const u_char *buf, const u_char *maxbuf)
+print_negprot(netdissect_options *ndo,
+ const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf)
{
- u_int wcnt;
+ u_int wct, bcc;
const char *f1 = NULL, *f2 = NULL;
- TCHECK(words[0]);
- wcnt = words[0];
+ ND_TCHECK_1(words);
+ wct = EXTRACT_U_1(words);
if (request)
- f2 = "*|Dialect=[Z]\n";
+ f2 = "*|Dialect=[Y]\n";
else {
- if (wcnt == 1)
- f1 = "Core Protocol\nDialectIndex=[d]";
- else if (wcnt == 17)
- f1 = "NT1 Protocol\nDialectIndex=[d]\nSecMode=[B]\nMaxMux=[d]\nNumVcs=[d]\nMaxBuffer=[D]\nRawSize=[D]\nSessionKey=[W]\nCapabilities=[W]\nServerTime=[T3]TimeZone=[d]\nCryptKey=";
- else if (wcnt == 13)
- 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=";
+ if (wct == 1)
+ f1 = "Core Protocol\nDialectIndex=[u]";
+ else if (wct == 17)
+ f1 = "NT1 Protocol\nDialectIndex=[u]\nSecMode=[B]\nMaxMux=[u]\nNumVcs=[u]\nMaxBuffer=[U]\nRawSize=[U]\nSessionKey=[W]\nCapabilities=[W]\nServerTime=[T3]TimeZone=[u]\nCryptKey=";
+ else if (wct == 13)
+ 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=";
}
if (f1)
- smb_fdata(words + 1, f1, SMBMIN(words + 1 + wcnt * 2, maxbuf));
+ smb_fdata(ndo, words + 1, f1, min(words + 1 + wct * 2, maxbuf),
+ unicodestr);
else
- print_data(words + 1, SMBMIN(wcnt * 2, PTR_DIFF(maxbuf, words + 1)));
-
- TCHECK2(*data, 2);
- if (f2)
- smb_fdata(data + 2, f2, SMBMIN(data + 2 + EXTRACT_LE_16BITS(data), maxbuf));
- else
- print_data(data + 2, SMBMIN(EXTRACT_LE_16BITS(data), PTR_DIFF(maxbuf, data + 2)));
+ smb_print_data(ndo, words + 1, min(wct * 2, PTR_DIFF(maxbuf, words + 1)));
+
+ ND_TCHECK_2(data);
+ bcc = EXTRACT_LE_U_2(data);
+ ND_PRINT("smb_bcc=%u\n", bcc);
+ if (bcc > 0) {
+ if (f2)
+ smb_fdata(ndo, data + 2, f2, min(data + 2 + EXTRACT_LE_U_2(data),
+ maxbuf), unicodestr);
+ else
+ smb_print_data(ndo, data + 2,
+ min(EXTRACT_LE_U_2(data), PTR_DIFF(maxbuf, data + 2)));
+ }
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
static void
-print_sesssetup(const u_char *words, const u_char *data, const u_char *buf, const u_char *maxbuf)
+print_sesssetup(netdissect_options *ndo,
+ const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf)
{
- u_int wcnt;
+ u_int wct, bcc;
const char *f1 = NULL, *f2 = NULL;
- TCHECK(words[0]);
- wcnt = words[0];
+ ND_TCHECK_1(words);
+ wct = EXTRACT_U_1(words);
if (request) {
- if (wcnt == 10)
- f1 = "Com2=[w]\nOff2=[d]\nBufSize=[d]\nMpxMax=[d]\nVcNum=[d]\nSessionKey=[W]\nPassLen=[d]\nCryptLen=[d]\nCryptOff=[d]\nPass&Name=\n";
+ if (wct == 10)
+ f1 = "Com2=[w]\nOff2=[u]\nBufSize=[u]\nMpxMax=[u]\nVcNum=[u]\nSessionKey=[W]\nPassLen=[u]\nCryptLen=[u]\nCryptOff=[u]\nPass&Name=\n";
else
- 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";
+ 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";
} else {
- if (wcnt == 3) {
- f1 = "Com2=[w]\nOff2=[d]\nAction=[w]\n";
- } else if (wcnt == 13) {
- f1 = "Com2=[B]\nRes=[B]\nOff2=[d]\nAction=[w]\n";
+ if (wct == 3) {
+ f1 = "Com2=[w]\nOff2=[u]\nAction=[w]\n";
+ } else if (wct == 13) {
+ f1 = "Com2=[B]\nRes=[B]\nOff2=[u]\nAction=[w]\n";
f2 = "NativeOS=[S]\nNativeLanMan=[S]\nPrimaryDomain=[S]\n";
}
}
if (f1)
- smb_fdata(words + 1, f1, SMBMIN(words + 1 + wcnt * 2, maxbuf));
+ smb_fdata(ndo, words + 1, f1, min(words + 1 + wct * 2, maxbuf),
+ unicodestr);
else
- print_data(words + 1, SMBMIN(wcnt * 2, PTR_DIFF(maxbuf, words + 1)));
-
- TCHECK2(*data, 2);
- if (f2)
- smb_fdata(data + 2, f2, SMBMIN(data + 2 + EXTRACT_LE_16BITS(data), maxbuf));
- else
- print_data(data + 2, SMBMIN(EXTRACT_LE_16BITS(data), PTR_DIFF(maxbuf, data + 2)));
+ smb_print_data(ndo, words + 1, min(wct * 2, PTR_DIFF(maxbuf, words + 1)));
+
+ ND_TCHECK_2(data);
+ bcc = EXTRACT_LE_U_2(data);
+ ND_PRINT("smb_bcc=%u\n", bcc);
+ if (bcc > 0) {
+ if (f2)
+ smb_fdata(ndo, data + 2, f2, min(data + 2 + EXTRACT_LE_U_2(data),
+ maxbuf), unicodestr);
+ else
+ smb_print_data(ndo, data + 2,
+ min(EXTRACT_LE_U_2(data), PTR_DIFF(maxbuf, data + 2)));
+ }
return;
trunc:
- printf("[|SMB]");
+ ND_PRINT("%s", tstr);
+}
+
+static void
+print_lockingandx(netdissect_options *ndo,
+ const u_char *words, const u_char *data, const u_char *buf _U_, const u_char *maxbuf)
+{
+ u_int wct, bcc;
+ const u_char *maxwords;
+ const char *f1 = NULL, *f2 = NULL;
+
+ ND_TCHECK_1(words);
+ wct = EXTRACT_U_1(words);
+ if (request) {
+ f1 = "Com2=[w]\nOff2=[u]\nHandle=[u]\nLockType=[w]\nTimeOut=[D]\nUnlockCount=[u]\nLockCount=[u]\n";
+ ND_TCHECK_1(words + 7);
+ if (EXTRACT_U_1(words + 7) & 0x10)
+ f2 = "*Process=[u]\n[P2]Offset=[M]\nLength=[M]\n";
+ else
+ f2 = "*Process=[u]\nOffset=[D]\nLength=[U]\n";
+ } else {
+ f1 = "Com2=[w]\nOff2=[u]\n";
+ }
+
+ maxwords = min(words + 1 + wct * 2, maxbuf);
+ if (wct)
+ smb_fdata(ndo, words + 1, f1, maxwords, unicodestr);
+
+ ND_TCHECK_2(data);
+ bcc = EXTRACT_LE_U_2(data);
+ ND_PRINT("smb_bcc=%u\n", bcc);
+ if (bcc > 0) {
+ if (f2)
+ smb_fdata(ndo, data + 2, f2, min(data + 2 + EXTRACT_LE_U_2(data),
+ maxbuf), unicodestr);
+ else
+ smb_print_data(ndo, data + 2,
+ min(EXTRACT_LE_U_2(data), PTR_DIFF(maxbuf, data + 2)));
+ }
return;
+trunc:
+ ND_PRINT("%s", tstr);
}
-static struct smbfns smb_fns[] = {
+static const struct smbfns smb_fns[] = {
{ -1, "SMBunknown", 0, DEFDESCRIPT },
{ SMBtcon, "SMBtcon", 0,
{ NULL, "Path=[Z]\nPassword=[Z]\nDevice=[Z]\n",
- "MaxXmit=[d]\nTreeId=[d]\n", NULL,
+ "MaxXmit=[u]\nTreeId=[u]\n", NULL,
NULL } },
{ SMBtdis, "SMBtdis", 0, DEFDESCRIPT },
{ SMBioctl, "SMBioctl", 0, DEFDESCRIPT },
{ SMBecho, "SMBecho", 0,
- { "ReverbCount=[d]\n", NULL,
- "SequenceNum=[d]\n", NULL,
+ { "ReverbCount=[u]\n", NULL,
+ "SequenceNum=[u]\n", NULL,
NULL } },
{ SMBulogoffX, "SMBulogoffX", FLG_CHAIN, DEFDESCRIPT },
{ SMBgetatr, "SMBgetatr", 0,
{ NULL, "Path=[Z]\n",
- "Attribute=[A]\nTime=[T2]Size=[D]\nRes=([w,w,w,w,w])\n", NULL,
+ "Attribute=[A]\nTime=[T2]Size=[U]\nRes=([w,w,w,w,w])\n", NULL,
NULL } },
{ SMBsetatr, "SMBsetatr", 0,
{ NULL, "Path=[Z]\n", NULL, NULL, NULL } },
{ SMBsearch, "SMBsearch", 0,
- { "Count=[d]\nAttrib=[A]\n",
- "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\nRes2=[W]\n",
- "Count=[d]\n",
- "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",
+ { "Count=[u]\nAttrib=[A]\n",
+ "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\nRes2=[W]\n",
+ "Count=[u]\n",
+ "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",
NULL } },
{ SMBopen, "SMBopen", 0,
{ "Mode=[w]\nAttribute=[A]\n", "Path=[Z]\n",
- "Handle=[d]\nOAttrib=[A]\nTime=[T2]Size=[D]\nAccess=[w]\n",
+ "Handle=[u]\nOAttrib=[A]\nTime=[T2]Size=[U]\nAccess=[w]\n",
NULL, NULL } },
{ SMBcreate, "SMBcreate", 0,
- { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[d]\n", NULL, NULL } },
+ { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[u]\n", NULL, NULL } },
{ SMBmknew, "SMBmknew", 0,
- { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[d]\n", NULL, NULL } },
+ { "Attrib=[A]\nTime=[T2]", "Path=[Z]\n", "Handle=[u]\n", NULL, NULL } },
{ SMBunlink, "SMBunlink", 0,
{ "Attrib=[A]\n", "Path=[Z]\n", NULL, NULL, NULL } },
{ SMBread, "SMBread", 0,
- { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL,
- "Count=[d]\nRes=([w,w,w,w])\n", NULL, NULL } },
+ { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL,
+ "Count=[u]\nRes=([w,w,w,w])\n", NULL, NULL } },
{ SMBwrite, "SMBwrite", 0,
- { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL,
- "Count=[d]\n", NULL, NULL } },
+ { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL,
+ "Count=[u]\n", NULL, NULL } },
{ SMBclose, "SMBclose", 0,
- { "Handle=[d]\nTime=[T2]", NULL, NULL, NULL, NULL } },
+ { "Handle=[u]\nTime=[T2]", NULL, NULL, NULL, NULL } },
{ SMBmkdir, "SMBmkdir", 0,
{ NULL, "Path=[Z]\n", NULL, NULL, NULL } },
{ SMBdskattr, "SMBdskattr", 0,
{ NULL, NULL,
- "TotalUnits=[d]\nBlocksPerUnit=[d]\nBlockSize=[d]\nFreeUnits=[d]\nMedia=[w]\n",
+ "TotalUnits=[u]\nBlocksPerUnit=[u]\nBlockSize=[u]\nFreeUnits=[u]\nMedia=[w]\n",
NULL, NULL } },
{ SMBmv, "SMBmv", 0,
{ pSETDIR, "SMBsetdir", 0, { NULL, "Path=[Z]\n", NULL, NULL, NULL } },
{ SMBlseek, "SMBlseek", 0,
- { "Handle=[d]\nMode=[w]\nOffset=[D]\n", "Offset=[D]\n", NULL, NULL, NULL } },
+ { "Handle=[u]\nMode=[w]\nOffset=[D]\n", "Offset=[D]\n", NULL, NULL, NULL } },
- { SMBflush, "SMBflush", 0, { "Handle=[d]\n", NULL, NULL, NULL, NULL } },
+ { SMBflush, "SMBflush", 0, { "Handle=[u]\n", NULL, NULL, NULL, NULL } },
{ SMBsplopen, "SMBsplopen", 0,
- { "SetupLen=[d]\nMode=[w]\n", "Ident=[Z]\n", "Handle=[d]\n",
+ { "SetupLen=[u]\nMode=[w]\n", "Ident=[Z]\n", "Handle=[u]\n",
NULL, NULL } },
{ SMBsplclose, "SMBsplclose", 0,
- { "Handle=[d]\n", NULL, NULL, NULL, NULL } },
+ { "Handle=[u]\n", NULL, NULL, NULL, NULL } },
{ SMBsplretq, "SMBsplretq", 0,
- { "MaxCount=[d]\nStartIndex=[d]\n", NULL,
- "Count=[d]\nIndex=[d]\n",
- "*Time=[T2]Status=[B]\nJobID=[d]\nSize=[D]\nRes=[B]Name=[s16]\n",
+ { "MaxCount=[u]\nStartIndex=[u]\n", NULL,
+ "Count=[u]\nIndex=[u]\n",
+ "*Time=[T2]Status=[B]\nJobID=[u]\nSize=[U]\nRes=[B]Name=[s16]\n",
NULL } },
{ SMBsplwr, "SMBsplwr", 0,
- { "Handle=[d]\n", NULL, NULL, NULL, NULL } },
+ { "Handle=[u]\n", NULL, NULL, NULL, NULL } },
{ SMBlock, "SMBlock", 0,
- { "Handle=[d]\nCount=[D]\nOffset=[D]\n", NULL, NULL, NULL, NULL } },
+ { "Handle=[u]\nCount=[U]\nOffset=[D]\n", NULL, NULL, NULL, NULL } },
{ SMBunlock, "SMBunlock", 0,
- { "Handle=[d]\nCount=[D]\nOffset=[D]\n", NULL, NULL, NULL, NULL } },
+ { "Handle=[u]\nCount=[U]\nOffset=[D]\n", NULL, NULL, NULL, NULL } },
/* CORE+ PROTOCOL FOLLOWS */
{ SMBreadbraw, "SMBreadbraw", 0,
- { "Handle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nRes=[d]\n",
+ { "Handle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nRes=[u]\n",
NULL, NULL, NULL, NULL } },
{ SMBwritebraw, "SMBwritebraw", 0,
- { "Handle=[d]\nTotalCount=[d]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\n|DataSize=[d]\nDataOff=[d]\n",
+ { "Handle=[u]\nTotalCount=[u]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\n|DataSize=[u]\nDataOff=[u]\n",
NULL, "WriteRawAck", NULL, NULL } },
{ SMBwritec, "SMBwritec", 0,
- { NULL, NULL, "Count=[d]\n", NULL, NULL } },
+ { NULL, NULL, "Count=[u]\n", NULL, NULL } },
{ SMBwriteclose, "SMBwriteclose", 0,
- { "Handle=[d]\nCount=[d]\nOffset=[D]\nTime=[T2]Res=([w,w,w,w,w,w])",
- NULL, "Count=[d]\n", NULL, NULL } },
+ { "Handle=[u]\nCount=[u]\nOffset=[D]\nTime=[T2]Res=([w,w,w,w,w,w])",
+ NULL, "Count=[u]\n", NULL, NULL } },
{ SMBlockread, "SMBlockread", 0,
- { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL,
- "Count=[d]\nRes=([w,w,w,w])\n", NULL, NULL } },
+ { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL,
+ "Count=[u]\nRes=([w,w,w,w])\n", NULL, NULL } },
{ SMBwriteunlock, "SMBwriteunlock", 0,
- { "Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n", NULL,
- "Count=[d]\n", NULL, NULL } },
+ { "Handle=[u]\nByteCount=[u]\nOffset=[D]\nCountLeft=[u]\n", NULL,
+ "Count=[u]\n", NULL, NULL } },
{ SMBreadBmpx, "SMBreadBmpx", 0,
- { "Handle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nRes=[w]\n",
+ { "Handle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nRes=[w]\n",
NULL,
- "Offset=[D]\nTotCount=[d]\nRemaining=[d]\nRes=([w,w])\nDataSize=[d]\nDataOff=[d]\n",
+ "Offset=[D]\nTotCount=[u]\nRemaining=[u]\nRes=([w,w])\nDataSize=[u]\nDataOff=[u]\n",
NULL, NULL } },
{ SMBwriteBmpx, "SMBwriteBmpx", 0,
- { "Handle=[d]\nTotCount=[d]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\nDataSize=[d]\nDataOff=[d]\n", NULL,
- "Remaining=[d]\n", NULL, NULL } },
+ { "Handle=[u]\nTotCount=[u]\nRes=[w]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nRes2=[W]\nDataSize=[u]\nDataOff=[u]\n", NULL,
+ "Remaining=[u]\n", NULL, NULL } },
{ SMBwriteBs, "SMBwriteBs", 0,
- { "Handle=[d]\nTotCount=[d]\nOffset=[D]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\n",
- NULL, "Count=[d]\n", NULL, NULL } },
+ { "Handle=[u]\nTotCount=[u]\nOffset=[D]\nRes=[W]\nDataSize=[u]\nDataOff=[u]\n",
+ NULL, "Count=[u]\n", NULL, NULL } },
{ SMBsetattrE, "SMBsetattrE", 0,
- { "Handle=[d]\nCreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]", NULL,
+ { "Handle=[u]\nCreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]", NULL,
NULL, NULL, NULL } },
{ SMBgetattrE, "SMBgetattrE", 0,
- { "Handle=[d]\n", NULL,
- "CreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]Size=[D]\nAllocSize=[D]\nAttribute=[A]\n",
+ { "Handle=[u]\n", NULL,
+ "CreationTime=[T2]AccessTime=[T2]ModifyTime=[T2]Size=[U]\nAllocSize=[U]\nAttribute=[A]\n",
NULL, NULL } },
{ SMBtranss, "SMBtranss", 0, DEFDESCRIPT },
{ SMBioctls, "SMBioctls", 0, DEFDESCRIPT },
{ SMBcopy, "SMBcopy", 0,
- { "TreeID2=[d]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
- "CopyCount=[d]\n", "|ErrStr=[S]\n", NULL } },
+ { "TreeID2=[u]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
+ "CopyCount=[u]\n", "|ErrStr=[S]\n", NULL } },
{ SMBmove, "SMBmove", 0,
- { "TreeID2=[d]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
- "MoveCount=[d]\n", "|ErrStr=[S]\n", NULL } },
+ { "TreeID2=[u]\nOFun=[w]\nFlags=[w]\n", "Path=[S]\nNewPath=[S]\n",
+ "MoveCount=[u]\n", "|ErrStr=[S]\n", NULL } },
{ SMBopenX, "SMBopenX", FLG_CHAIN,
- { "Com2=[w]\nOff2=[d]\nFlags=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]OFun=[w]\nSize=[D]\nTimeOut=[D]\nRes=[W]\n",
+ { "Com2=[w]\nOff2=[u]\nFlags=[w]\nMode=[w]\nSearchAttrib=[A]\nAttrib=[A]\nTime=[T2]OFun=[w]\nSize=[U]\nTimeOut=[D]\nRes=[W]\n",
"Path=[S]\n",
- "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",
+ "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",
NULL, NULL } },
{ SMBreadX, "SMBreadX", FLG_CHAIN,
- { "Com2=[w]\nOff2=[d]\nHandle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nCountLeft=[d]\n",
+ { "Com2=[w]\nOff2=[u]\nHandle=[u]\nOffset=[D]\nMaxCount=[u]\nMinCount=[u]\nTimeOut=[D]\nCountLeft=[u]\n",
NULL,
- "Com2=[w]\nOff2=[d]\nRemaining=[d]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\nRes=([w,w,w,w])\n",
+ "Com2=[w]\nOff2=[u]\nRemaining=[u]\nRes=[W]\nDataSize=[u]\nDataOff=[u]\nRes=([w,w,w,w])\n",
NULL, NULL } },
{ SMBwriteX, "SMBwriteX", FLG_CHAIN,
- { "Com2=[w]\nOff2=[d]\nHandle=[d]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nCountLeft=[d]\nRes=[w]\nDataSize=[d]\nDataOff=[d]\n",
+ { "Com2=[w]\nOff2=[u]\nHandle=[u]\nOffset=[D]\nTimeOut=[D]\nWMode=[w]\nCountLeft=[u]\nRes=[w]\nDataSize=[u]\nDataOff=[u]\n",
NULL,
- "Com2=[w]\nOff2=[d]\nCount=[d]\nRemaining=[d]\nRes=[W]\n",
+ "Com2=[w]\nOff2=[u]\nCount=[u]\nRemaining=[u]\nRes=[W]\n",
NULL, NULL } },
- { SMBlockingX, "SMBlockingX", FLG_CHAIN,
- { "Com2=[w]\nOff2=[d]\nHandle=[d]\nLockType=[w]\nTimeOut=[D]\nUnlockCount=[d]\nLockCount=[d]\n",
- "*Process=[d]\nOffset=[D]\nLength=[D]\n",
- "Com2=[w]\nOff2=[d]\n", NULL, NULL } },
-
{ SMBffirst, "SMBffirst", 0,
- { "Count=[d]\nAttrib=[A]\n",
- "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n",
- "Count=[d]\n",
- "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",
+ { "Count=[u]\nAttrib=[A]\n",
+ "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\n",
+ "Count=[u]\n",
+ "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",
NULL } },
{ SMBfunique, "SMBfunique", 0,
- { "Count=[d]\nAttrib=[A]\n",
- "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n",
- "Count=[d]\n",
- "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",
+ { "Count=[u]\nAttrib=[A]\n",
+ "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\n",
+ "Count=[u]\n",
+ "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",
NULL } },
{ SMBfclose, "SMBfclose", 0,
- { "Count=[d]\nAttrib=[A]\n",
- "Path=[Z]\nBlkType=[B]\nBlkLen=[d]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[d]\nSrv2=[w]\n",
- "Count=[d]\n",
- "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",
+ { "Count=[u]\nAttrib=[A]\n",
+ "Path=[Z]\nBlkType=[B]\nBlkLen=[u]\n|Res1=[B]\nMask=[s11]\nSrv1=[B]\nDirIndex=[u]\nSrv2=[w]\n",
+ "Count=[u]\n",
+ "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",
NULL } },
{ SMBfindnclose, "SMBfindnclose", 0,
- { "Handle=[d]\n", NULL, NULL, NULL, NULL } },
+ { "Handle=[u]\n", NULL, NULL, NULL, NULL } },
{ SMBfindclose, "SMBfindclose", 0,
- { "Handle=[d]\n", NULL, NULL, NULL, NULL } },
+ { "Handle=[u]\n", NULL, NULL, NULL, NULL } },
{ SMBsends, "SMBsends", 0,
{ NULL, "Source=[Z]\nDest=[Z]\n", NULL, NULL, NULL } },
{ SMBsendstrt, "SMBsendstrt", 0,
- { NULL, "Source=[Z]\nDest=[Z]\n", "GroupID=[d]\n", NULL, NULL } },
+ { NULL, "Source=[Z]\nDest=[Z]\n", "GroupID=[u]\n", NULL, NULL } },
{ SMBsendend, "SMBsendend", 0,
- { "GroupID=[d]\n", NULL, NULL, NULL, NULL } },
+ { "GroupID=[u]\n", NULL, NULL, NULL, NULL } },
{ SMBsendtxt, "SMBsendtxt", 0,
- { "GroupID=[d]\n", NULL, NULL, NULL, NULL } },
+ { "GroupID=[u]\n", NULL, NULL, NULL, NULL } },
{ SMBsendb, "SMBsendb", 0,
{ NULL, "Source=[Z]\nDest=[Z]\n", NULL, NULL, NULL } },
{ NULL, NULL, NULL, NULL, print_sesssetup } },
{ SMBtconX, "SMBtconX", FLG_CHAIN,
- { "Com2=[w]\nOff2=[d]\nFlags=[w]\nPassLen=[d]\nPasswd&Path&Device=\n",
- NULL, "Com2=[w]\nOff2=[d]\n", "ServiceType=[S]\n", NULL } },
+ { "Com2=[w]\nOff2=[u]\nFlags=[w]\nPassLen=[u]\nPasswd&Path&Device=\n",
+ NULL, "Com2=[w]\nOff2=[u]\n", "ServiceType=[R]\n", NULL } },
+
+ { SMBlockingX, "SMBlockingX", FLG_CHAIN,
+ { NULL, NULL, NULL, NULL, print_lockingandx } },
{ SMBtrans2, "SMBtrans2", 0, { NULL, NULL, NULL, NULL, print_trans2 } },
{ SMBnttranss, "SMBnttranss", 0, DEFDESCRIPT },
{ SMBntcreateX, "SMBntcreateX", FLG_CHAIN,
- { "Com2=[w]\nOff2=[d]\nRes=[b]\nNameLen=[d]\nFlags=[W]\nRootDirectoryFid=[D]\nAccessMask=[W]\nAllocationSize=[L]\nExtFileAttributes=[W]\nShareAccess=[W]\nCreateDisposition=[W]\nCreateOptions=[W]\nImpersonationLevel=[W]\nSecurityFlags=[b]\n",
- "Path=[S]\n",
- "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",
+ { "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",
+ "Path=[C]\n",
+ "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",
NULL, NULL } },
{ SMBntcancel, "SMBntcancel", 0, DEFDESCRIPT },
* print a SMB message
*/
static void
-print_smb(const u_char *buf, const u_char *maxbuf)
+print_smb(netdissect_options *ndo,
+ const u_char *buf, const u_char *maxbuf)
{
- int command;
- const u_char *words, *data;
- struct smbfns *fn;
+ uint16_t flags2;
+ u_int nterrcodes;
+ u_int command;
+ uint32_t nterror;
+ const u_char *words, *maxwords, *data;
+ const struct smbfns *fn;
const char *fmt_smbheader =
- "[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";
+ "[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";
+ u_int smboffset;
+ ND_TCHECK_1(buf + 9);
+ request = (EXTRACT_U_1(buf + 9) & 0x80) ? 0 : 1;
+ startbuf = buf;
- TCHECK(buf[9]);
- request = (buf[9] & 0x80) ? 0 : 1;
-
- command = buf[4];
+ command = EXTRACT_U_1(buf + 4);
fn = smbfind(command, smb_fns);
- if (vflag > 1)
- printf("\n");
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT("\n");
- printf("SMB PACKET: %s (%s)\n", fn->name, request ? "REQUEST" : "REPLY");
+ ND_PRINT("SMB PACKET: %s (%s)\n", fn->name, request ? "REQUEST" : "REPLY");
- if (vflag < 2)
+ if (ndo->ndo_vflag < 2)
return;
+ ND_TCHECK_2(buf + 10);
+ flags2 = EXTRACT_LE_U_2(buf + 10);
+ unicodestr = flags2 & 0x8000;
+ nterrcodes = flags2 & 0x4000;
+
/* print out the header */
- smb_fdata(buf, fmt_smbheader, buf + 33);
+ smb_fdata(ndo, buf, fmt_smbheader, buf + 33, unicodestr);
- if (buf[5])
- printf("SMBError = %s\n", smb_errstr(buf[5], EXTRACT_LE_16BITS(&buf[7])));
+ if (nterrcodes) {
+ nterror = EXTRACT_LE_U_4(buf + 5);
+ if (nterror)
+ ND_PRINT("NTError = %s\n", nt_errstr(nterror));
+ } else {
+ if (EXTRACT_U_1(buf + 5))
+ ND_PRINT("SMBError = %s\n", smb_errstr(EXTRACT_U_1(buf + 5),
+ EXTRACT_LE_U_2(buf + 7)));
+ }
- words = buf + 32;
- TCHECK(words[0]);
+ smboffset = 32;
for (;;) {
const char *f1, *f2;
int wct;
u_int bcc;
+ u_int newsmboffset;
- TCHECK(words[0]);
- wct = words[0];
+ words = buf + smboffset;
+ ND_TCHECK_1(words);
+ wct = EXTRACT_U_1(words);
data = words + 1 + wct * 2;
+ maxwords = min(data, maxbuf);
if (request) {
f1 = fn->descript.req_f1;
}
if (fn->descript.fn)
- (*fn->descript.fn)(words, data, buf, maxbuf);
+ (*fn->descript.fn)(ndo, words, data, buf, maxbuf);
else {
if (wct) {
- printf("smbvwv[]=\n");
if (f1)
- smb_fdata(words + 1, f1, words + 1 + wct * 2);
+ smb_fdata(ndo, words + 1, f1, words + 1 + wct * 2, unicodestr);
else {
- int i;
- int v;
+ u_int i;
+ u_int v;
- for (i = 0; i < wct; i++) {
- TCHECK2(words[1 + 2 * i], 2);
- v = EXTRACT_LE_16BITS(words + 1 + 2 * i);
- printf("smb_vwv[%d]=%d (0x%X)\n", i, v, v);
+ for (i = 0; words + 1 + 2 * i < maxwords; i++) {
+ ND_TCHECK_2(words + 1 + 2 * i);
+ v = EXTRACT_LE_U_2(words + 1 + 2 * i);
+ ND_PRINT("smb_vwv[%u]=%u (0x%X)\n", i, v, v);
}
}
}
- TCHECK2(*data, 2);
- bcc = EXTRACT_LE_16BITS(data);
+ ND_TCHECK_2(data);
+ bcc = EXTRACT_LE_U_2(data);
+ ND_PRINT("smb_bcc=%u\n", bcc);
if (f2) {
- if (bcc > 0) {
- printf("smbbuf[]=\n");
- smb_fdata(data + 2, f2, data + 2 + bcc);
- }
+ if (bcc > 0)
+ smb_fdata(ndo, data + 2, f2, data + 2 + bcc, unicodestr);
} else {
- printf("smb_bcc=%u\n", bcc);
if (bcc > 0) {
- printf("smb_buf[]=\n");
- print_data(data + 2, SMBMIN(bcc, PTR_DIFF(maxbuf, data + 2)));
+ ND_PRINT("smb_buf[]=\n");
+ smb_print_data(ndo, data + 2, min(bcc, PTR_DIFF(maxbuf, data + 2)));
}
}
}
break;
if (wct == 0)
break;
- TCHECK(words[1]);
- command = EXTRACT_LE_16BITS(words + 1);
+ ND_TCHECK_1(words + 1);
+ command = EXTRACT_U_1(words + 1);
if (command == 0xFF)
break;
- TCHECK2(words[3], 2);
- words = buf + EXTRACT_LE_16BITS(words + 3);
+ ND_TCHECK_2(words + 3);
+ newsmboffset = EXTRACT_LE_U_2(words + 3);
fn = smbfind(command, smb_fns);
- printf("\nSMB PACKET: %s (%s) (CHAINED)\n",
+ ND_PRINT("\nSMB PACKET: %s (%s) (CHAINED)\n",
fn->name, request ? "REQUEST" : "REPLY");
+ if (newsmboffset <= smboffset) {
+ ND_PRINT("Bad andX offset: %u <= %u\n", newsmboffset, smboffset);
+ break;
+ }
+ smboffset = newsmboffset;
}
- printf("\n");
+ ND_PRINT("\n");
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
* print a NBT packet received across tcp on port 139
*/
void
-nbt_tcp_print(const u_char *data, int length)
+nbt_tcp_print(netdissect_options *ndo,
+ const u_char *data, u_int length)
{
- const u_char *maxbuf = data + length;
- int flags;
+ u_int caplen;
+ u_int type;
u_int nbt_len;
+ const u_char *maxbuf;
- TCHECK2(data[2], 2);
- flags = data[0];
- nbt_len = EXTRACT_16BITS(data + 2);
+ if (length < 4)
+ goto trunc;
+ if (ndo->ndo_snapend < data)
+ goto trunc;
+ caplen = ndo->ndo_snapend - data;
+ if (caplen < 4)
+ goto trunc;
+ maxbuf = data + caplen;
+ ND_TCHECK_1(data);
+ type = EXTRACT_U_1(data);
+ ND_TCHECK_2(data + 2);
+ nbt_len = EXTRACT_BE_U_2(data + 2);
+ length -= 4;
+ caplen -= 4;
startbuf = data;
- if (maxbuf <= data)
- return;
-
- if (vflag > 1)
- printf ("\n>>>");
- printf(" NBT Packet");
-
- if (vflag < 2)
- return;
-
- printf("\n");
-
- switch (flags) {
- case 1:
- printf("flags=0x%x\n", flags);
- case 0:
- data = smb_fdata(data, "NBT Session Packet\nFlags=[rw]\nLength=[rd]\n",
- data + 4);
- if (data == NULL)
+ if (ndo->ndo_vflag < 2) {
+ ND_PRINT(" NBT Session Packet: ");
+ switch (type) {
+ case 0x00:
+ ND_PRINT("Session Message");
break;
- if (memcmp(data,"\377SMB",4) == 0) {
- if (nbt_len > PTR_DIFF(maxbuf, data))
- printf("WARNING: Short packet. Try increasing the snap length (%lu)\n",
- (unsigned long)PTR_DIFF(maxbuf, data));
- print_smb(data, maxbuf > data + nbt_len ? data + nbt_len : maxbuf);
- } else
- printf("Session packet:(raw data?)\n");
- break;
case 0x81:
- data = smb_fdata(data,
- "NBT Session Request\nFlags=[rW]\nDestination=[n1]\nSource=[n1]\n",
- maxbuf);
+ ND_PRINT("Session Request");
break;
case 0x82:
- data = smb_fdata(data, "NBT Session Granted\nFlags=[rW]\n", maxbuf);
+ ND_PRINT("Session Granted");
break;
case 0x83:
{
- int ecode;
+ u_int ecode;
- TCHECK(data[4]);
- ecode = data[4];
+ if (nbt_len < 4)
+ goto trunc;
+ if (length < 4)
+ goto trunc;
+ if (caplen < 4)
+ goto trunc;
+ ecode = EXTRACT_U_1(data + 4);
- data = smb_fdata(data, "NBT SessionReject\nFlags=[rW]\nReason=[B]\n",
- maxbuf);
+ ND_PRINT("Session Reject, ");
switch (ecode) {
case 0x80:
- printf("Not listening on called name\n");
+ ND_PRINT("Not listening on called name");
break;
case 0x81:
- printf("Not listening for calling name\n");
+ ND_PRINT("Not listening for calling name");
break;
case 0x82:
- printf("Called name not present\n");
+ ND_PRINT("Called name not present");
break;
case 0x83:
- printf("Called name present, but insufficient resources\n");
+ ND_PRINT("Called name present, but insufficient resources");
break;
default:
- printf("Unspecified error 0x%X\n", ecode);
+ ND_PRINT("Unspecified error 0x%X", ecode);
break;
}
}
break;
case 0x85:
- data = smb_fdata(data, "NBT Session Keepalive\nFlags=[rW]\n", maxbuf);
+ ND_PRINT("Session Keepalive");
break;
default:
- printf("flags=0x%x\n", flags);
- data = smb_fdata(data, "NBT - Unknown packet type\nType=[rW]\n", maxbuf);
+ data = smb_fdata(ndo, data, "Unknown packet type [rB]", maxbuf, 0);
+ break;
+ }
+ } else {
+ ND_PRINT("\n>>> NBT Session Packet\n");
+ switch (type) {
+ case 0x00:
+ data = smb_fdata(ndo, data, "[P1]NBT Session Message\nFlags=[B]\nLength=[ru]\n",
+ data + 4, 0);
+ if (data == NULL)
+ break;
+ if (nbt_len >= 4 && caplen >= 4 && memcmp(data,"\377SMB",4) == 0) {
+ if (nbt_len > caplen) {
+ if (nbt_len > length)
+ ND_PRINT("WARNING: Packet is continued in later TCP segments\n");
+ else
+ ND_PRINT("WARNING: Short packet. Try increasing the snap length by %u\n",
+ nbt_len - caplen);
+ }
+ print_smb(ndo, data, maxbuf > data + nbt_len ? data + nbt_len : maxbuf);
+ } else
+ ND_PRINT("Session packet:(raw data or continuation?)\n");
+ break;
+
+ case 0x81:
+ data = smb_fdata(ndo, data,
+ "[P1]NBT Session Request\nFlags=[B]\nLength=[ru]\nDestination=[n1]\nSource=[n1]\n",
+ maxbuf, 0);
+ break;
+
+ case 0x82:
+ data = smb_fdata(ndo, data, "[P1]NBT Session Granted\nFlags=[B]\nLength=[ru]\n", maxbuf, 0);
+ break;
+
+ case 0x83:
+ {
+ const u_char *origdata;
+ u_int ecode;
+
+ origdata = data;
+ data = smb_fdata(ndo, data, "[P1]NBT SessionReject\nFlags=[B]\nLength=[ru]\nReason=[B]\n",
+ maxbuf, 0);
+ if (data == NULL)
+ break;
+ if (nbt_len >= 1 && caplen >= 1) {
+ ecode = EXTRACT_U_1(origdata + 4);
+ switch (ecode) {
+ case 0x80:
+ ND_PRINT("Not listening on called name\n");
+ break;
+ case 0x81:
+ ND_PRINT("Not listening for calling name\n");
+ break;
+ case 0x82:
+ ND_PRINT("Called name not present\n");
+ break;
+ case 0x83:
+ ND_PRINT("Called name present, but insufficient resources\n");
+ break;
+ default:
+ ND_PRINT("Unspecified error 0x%X\n", ecode);
+ break;
+ }
+ }
+ }
+ break;
+
+ case 0x85:
+ data = smb_fdata(ndo, data, "[P1]NBT Session Keepalive\nFlags=[B]\nLength=[ru]\n", maxbuf, 0);
+ break;
+
+ default:
+ data = smb_fdata(ndo, data, "NBT - Unknown packet type\nType=[B]\n", maxbuf, 0);
+ break;
+ }
+ ND_PRINT("\n");
}
- printf("\n");
- fflush(stdout);
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
+static const struct tok opcode_str[] = {
+ { 0, "QUERY" },
+ { 5, "REGISTRATION" },
+ { 6, "RELEASE" },
+ { 7, "WACK" },
+ { 8, "REFRESH(8)" },
+ { 9, "REFRESH" },
+ { 15, "MULTIHOMED REGISTRATION" },
+ { 0, NULL }
+};
/*
* print a NBT packet received across udp on port 137
*/
void
-nbt_udp137_print(const u_char *data, int length)
+nbt_udp137_print(netdissect_options *ndo,
+ const u_char *data, u_int length)
{
const u_char *maxbuf = data + length;
- int name_trn_id, response, opcode, nm_flags, rcode;
- int qdcount, ancount, nscount, arcount;
- const char *opcodestr;
+ u_int name_trn_id, response, opcode, nm_flags, rcode;
+ u_int qdcount, ancount, nscount, arcount;
const u_char *p;
- int total, i;
-
- TCHECK2(data[10], 2);
- name_trn_id = EXTRACT_16BITS(data);
- response = (data[2] >> 7);
- opcode = (data[2] >> 3) & 0xF;
- nm_flags = ((data[2] & 0x7) << 4) + (data[3] >> 4);
- rcode = data[3] & 0xF;
- qdcount = EXTRACT_16BITS(data + 4);
- ancount = EXTRACT_16BITS(data + 6);
- nscount = EXTRACT_16BITS(data + 8);
- arcount = EXTRACT_16BITS(data + 10);
+ u_int total, i;
+
+ ND_TCHECK_2(data + 10);
+ name_trn_id = EXTRACT_BE_U_2(data);
+ response = (EXTRACT_U_1(data + 2) >> 7);
+ opcode = (EXTRACT_U_1(data + 2) >> 3) & 0xF;
+ nm_flags = ((EXTRACT_U_1(data + 2) & 0x7) << 4) + (EXTRACT_U_1(data + 3) >> 4);
+ rcode = EXTRACT_U_1(data + 3) & 0xF;
+ qdcount = EXTRACT_BE_U_2(data + 4);
+ ancount = EXTRACT_BE_U_2(data + 6);
+ nscount = EXTRACT_BE_U_2(data + 8);
+ arcount = EXTRACT_BE_U_2(data + 10);
startbuf = data;
if (maxbuf <= data)
return;
- if (vflag > 1)
- printf("\n>>> ");
-
- printf("NBT UDP PACKET(137): ");
+ if (ndo->ndo_vflag > 1)
+ ND_PRINT("\n>>> ");
- switch (opcode) {
- case 0: opcodestr = "QUERY"; break;
- case 5: opcodestr = "REGISTRATION"; break;
- case 6: opcodestr = "RELEASE"; break;
- case 7: opcodestr = "WACK"; break;
- case 8: opcodestr = "REFRESH(8)"; break;
- case 9: opcodestr = "REFRESH"; break;
- case 15: opcodestr = "MULTIHOMED REGISTRATION"; break;
- default: opcodestr = "OPUNKNOWN"; break;
- }
- printf("%s", opcodestr);
+ ND_PRINT("NBT UDP PACKET(137): %s", tok2str(opcode_str, "OPUNKNOWN", opcode));
if (response) {
- if (rcode)
- printf("; NEGATIVE");
- else
- printf("; POSITIVE");
+ ND_PRINT("; %s", rcode ? "NEGATIVE" : "POSITIVE");
}
+ ND_PRINT("; %s; %s", response ? "RESPONSE" : "REQUEST",
+ (nm_flags & 1) ? "BROADCAST" : "UNICAST");
- if (response)
- printf("; RESPONSE");
- else
- printf("; REQUEST");
-
- if (nm_flags & 1)
- printf("; BROADCAST");
- else
- printf("; UNICAST");
-
- if (vflag < 2)
+ if (ndo->ndo_vflag < 2)
return;
- printf("\nTrnID=0x%X\nOpCode=%d\nNmFlags=0x%X\nRcode=%d\nQueryCount=%d\nAnswerCount=%d\nAuthorityCount=%d\nAddressRecCount=%d\n",
+ ND_PRINT("\nTrnID=0x%X\nOpCode=%u\nNmFlags=0x%X\nRcode=%u\nQueryCount=%u\nAnswerCount=%u\nAuthorityCount=%u\nAddressRecCount=%u\n",
name_trn_id, opcode, nm_flags, rcode, qdcount, ancount, nscount,
arcount);
total = ancount + nscount + arcount;
if (qdcount > 100 || total > 100) {
- printf("Corrupt packet??\n");
+ ND_PRINT("Corrupt packet??\n");
return;
}
if (qdcount) {
- printf("QuestionRecords:\n");
- for (i = 0; i < qdcount; i++)
- p = smb_fdata(p,
+ ND_PRINT("QuestionRecords:\n");
+ for (i = 0; i < qdcount; i++) {
+ p = smb_fdata(ndo, p,
"|Name=[n1]\nQuestionType=[rw]\nQuestionClass=[rw]\n#",
- maxbuf);
- if (p == NULL)
- goto out;
+ maxbuf, 0);
+ if (p == NULL)
+ goto out;
+ }
}
if (total) {
- printf("\nResourceRecords:\n");
+ ND_PRINT("\nResourceRecords:\n");
for (i = 0; i < total; i++) {
- int rdlen;
- int restype;
+ u_int rdlen;
+ u_int restype;
- p = smb_fdata(p, "Name=[n1]\n#", maxbuf);
+ p = smb_fdata(ndo, p, "Name=[n1]\n#", maxbuf, 0);
if (p == NULL)
goto out;
- restype = EXTRACT_16BITS(p);
- p = smb_fdata(p, "ResType=[rw]\nResClass=[rw]\nTTL=[rD]\n", p + 8);
+ ND_TCHECK_2(p);
+ restype = EXTRACT_BE_U_2(p);
+ p = smb_fdata(ndo, p, "ResType=[rw]\nResClass=[rw]\nTTL=[rU]\n", p + 8, 0);
if (p == NULL)
goto out;
- rdlen = EXTRACT_16BITS(p);
- printf("ResourceLength=%d\nResourceData=\n", rdlen);
+ ND_TCHECK_2(p);
+ rdlen = EXTRACT_BE_U_2(p);
+ ND_PRINT("ResourceLength=%u\nResourceData=\n", rdlen);
p += 2;
if (rdlen == 6) {
- p = smb_fdata(p, "AddrType=[rw]\nAddress=[b.b.b.b]\n", p + rdlen);
+ p = smb_fdata(ndo, p, "AddrType=[rw]\nAddress=[b.b.b.b]\n", p + rdlen, 0);
if (p == NULL)
goto out;
} else {
if (restype == 0x21) {
- int numnames;
+ u_int numnames;
- TCHECK(*p);
- numnames = p[0];
- p = smb_fdata(p, "NumNames=[B]\n", p + 1);
+ ND_TCHECK_1(p);
+ numnames = EXTRACT_U_1(p);
+ p = smb_fdata(ndo, p, "NumNames=[B]\n", p + 1, 0);
if (p == NULL)
goto out;
while (numnames--) {
- p = smb_fdata(p, "Name=[n2]\t#", maxbuf);
- TCHECK(*p);
- if (p[0] & 0x80)
- printf("<GROUP> ");
- switch (p[0] & 0x60) {
- case 0x00: printf("B "); break;
- case 0x20: printf("P "); break;
- case 0x40: printf("M "); break;
- case 0x60: printf("_ "); break;
+ p = smb_fdata(ndo, p, "Name=[n2]\t#", maxbuf, 0);
+ if (p == NULL)
+ goto out;
+ ND_TCHECK_1(p);
+ if (p >= maxbuf)
+ goto out;
+ if (EXTRACT_U_1(p) & 0x80)
+ ND_PRINT("<GROUP> ");
+ switch (EXTRACT_U_1(p) & 0x60) {
+ case 0x00: ND_PRINT("B "); break;
+ case 0x20: ND_PRINT("P "); break;
+ case 0x40: ND_PRINT("M "); break;
+ case 0x60: ND_PRINT("_ "); break;
}
- if (p[0] & 0x10)
- printf("<DEREGISTERING> ");
- if (p[0] & 0x08)
- printf("<CONFLICT> ");
- if (p[0] & 0x04)
- if (p[0] & 0x02)
-
printf("<PERMANENT> ");
- printf("\n");
+ if (EXTRACT_U_1(p) & 0x10)
+ ND_PRINT("<DEREGISTERING> ");
+ if (EXTRACT_U_1(p) & 0x08)
+ ND_PRINT("<CONFLICT> ");
+ if (EXTRACT_U_1(p) & 0x04)
+ if (EXTRACT_U_1(p) & 0x02)
+
ND_PRINT("<PERMANENT> ");
+ ND_PRINT("\n");
p += 2;
}
} else {
- print_data(p, min(rdlen, length - (p - data)));
+ if (p >= maxbuf)
+ goto out;
+ smb_print_data(ndo, p, min(rdlen, length - (p - data)));
p += rdlen;
}
}
}
if (p < maxbuf)
- smb_fdata(p, "AdditionalData:\n", maxbuf);
+ smb_fdata(ndo, p, "AdditionalData:\n", maxbuf, 0);
out:
- printf("\n");
- fflush(stdout);
+ ND_PRINT("\n");
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
+/*
+ * Print an SMB-over-TCP packet received across tcp on port 445
+ */
+void
+smb_tcp_print(netdissect_options *ndo,
+ const u_char * data, u_int length)
+{
+ u_int caplen;
+ u_int smb_len;
+ const u_char *maxbuf;
+ if (length < 4)
+ goto trunc;
+ if (ndo->ndo_snapend < data)
+ goto trunc;
+ caplen = ndo->ndo_snapend - data;
+ if (caplen < 4)
+ goto trunc;
+ maxbuf = data + caplen;
+ smb_len = EXTRACT_BE_U_3(data + 1);
+ length -= 4;
+ caplen -= 4;
+
+ startbuf = data;
+ data += 4;
+
+ if (smb_len >= 4 && caplen >= 4 && memcmp(data,"\377SMB",4) == 0) {
+ if (smb_len > caplen) {
+ if (smb_len > length)
+ ND_PRINT(" WARNING: Packet is continued in later TCP segments\n");
+ else
+ ND_PRINT(" WARNING: Short packet. Try increasing the snap length by %u\n",
+ smb_len - caplen);
+ } else
+ ND_PRINT(" ");
+ print_smb(ndo, data, maxbuf > data + smb_len ? data + smb_len : maxbuf);
+ } else
+ ND_PRINT(" SMB-over-TCP packet:(raw data or continuation?)\n");
+ return;
+trunc:
+ ND_PRINT("%s", tstr);
+}
/*
* print a NBT packet received across udp on port 138
*/
void
-nbt_udp138_print(const u_char *data, int length)
+nbt_udp138_print(netdissect_options *ndo,
+ const u_char *data, u_int length)
{
const u_char *maxbuf = data + length;
- if (maxbuf > snapend)
- maxbuf = snapend;
+ if (maxbuf > ndo->ndo_snapend)
+ maxbuf = ndo->ndo_snapend;
if (maxbuf <= data)
return;
startbuf = data;
- if (vflag < 2) {
- printf("NBT UDP PACKET(138)");
+ if (ndo->ndo_vflag < 2) {
+ ND_PRINT("NBT UDP PACKET(138)");
return;
}
- data = smb_fdata(data,
- "\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#",
- maxbuf);
+ data = smb_fdata(ndo, data,
+ "\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#",
+ maxbuf, 0);
if (data != NULL) {
/* If there isn't enough data for "\377SMB", don't check for it. */
- if (&data[3] >= maxbuf)
+ if ((data + 3) >= maxbuf)
goto out;
if (memcmp(data, "\377SMB",4) == 0)
- print_smb(data, maxbuf);
+ print_smb(ndo, data, maxbuf);
}
out:
- printf("\n");
- fflush(stdout);
+ ND_PRINT("\n");
}
/*
print netbeui frames
*/
+static struct nbf_strings {
+ const char *name;
+ const char *nonverbose;
+ const char *verbose;
+} nbf_strings[0x20] = {
+ { "Add Group Name Query", ", [P23]Name to add=[n2]#",
+ "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
+ { "Add Name Query", ", [P23]Name to add=[n2]#",
+ "[P5]ResponseCorrelator=[w]\n[P16]Name to add=[n2]\n" },
+ { "Name In Conflict", NULL, NULL },
+ { "Status Query", NULL, NULL },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Terminate Trace", NULL, NULL },
+ { "Datagram", NULL,
+ "[P7]Destination=[n2]\nSource=[n2]\n" },
+ { "Broadcast Datagram", NULL,
+ "[P7]Destination=[n2]\nSource=[n2]\n" },
+ { "Name Query", ", [P7]Name=[n2]#",
+ "[P1]SessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nName=[n2]\nName of sender=[n2]\n" },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Add Name Response", ", [P1]GroupName=[w] [P4]Destination=[n2] Source=[n2]#",
+ "AddNameInProcess=[B]\nGroupName=[w]\nTransmitCorrelator=[w][P2]\nDestination=[n2]\nSource=[n2]\n" },
+ { "Name Recognized", NULL,
+ "[P1]Data2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n" },
+ { "Status Response", NULL, NULL },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Terminate Trace", NULL, NULL },
+ { "Data Ack", NULL,
+ "[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Data First/Middle", NULL,
+ "Flags=[{RECEIVE_CONTINUE|NO_ACK||PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Data Only/Last", NULL,
+ "Flags=[{|NO_ACK|PIGGYBACK_ACK_ALLOWED|PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Session Confirm", NULL,
+ "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Session End", NULL,
+ "[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Session Initialize", NULL,
+ "Data1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "No Receive", NULL,
+ "Flags=[{|SEND_NO_ACK}]\nDataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Receive Outstanding", NULL,
+ "[P1]DataBytesAccepted=[b][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { "Receive Continue", NULL,
+ "[P2]TransmitCorrelator=[w]\n[P2]RemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n" },
+ { NULL, NULL, NULL }, /* not used */
+ { NULL, NULL, NULL }, /* not used */
+ { "Session Alive", NULL, NULL }
+};
+
void
-netbeui_print(u_short control, const u_char *data, int length)
+netbeui_print(netdissect_options *ndo,
+ u_short control, const u_char *data, u_int length)
{
const u_char *maxbuf = data + length;
- int len;
- int command;
+ u_int len;
+ u_int command;
const u_char *data2;
int is_truncated = 0;
- if (maxbuf > snapend)
- maxbuf = snapend;
- TCHECK(data[4]);
- len = EXTRACT_LE_16BITS(data);
- command = data[4];
+ if (maxbuf > ndo->ndo_snapend)
+ maxbuf = ndo->ndo_snapend;
+ ND_TCHECK_1(data + 4);
+ len = EXTRACT_LE_U_2(data);
+ command = EXTRACT_U_1(data + 4);
data2 = data + len;
if (data2 >= maxbuf) {
data2 = maxbuf;
startbuf = data;
- if (vflag < 2) {
- printf("NetBeui Packet");
- return;
+ if (ndo->ndo_vflag < 2) {
+ ND_PRINT("NBF Packet: ");
+ data = smb_fdata(ndo, data, "[P5]#", maxbuf, 0);
+ } else {
+ ND_PRINT("\n>>> NBF Packet\nType=0x%X ", control);
+ data = smb_fdata(ndo, data, "Length=[u] Signature=[w] Command=[B]\n#", maxbuf, 0);
}
-
- printf("\n>>> NetBeui Packet\nType=0x%X ", control);
- data = smb_fdata(data, "Length=[d] Signature=[w] Command=[B]\n#", maxbuf);
if (data == NULL)
goto out;
- switch (command) {
- case 0xA:
- data = smb_fdata(data, "NameQuery:[P1]\nSessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nDestination=[n2]\nSource=[n2]\n", data2);
- break;
-
- case 0x8:
- data = smb_fdata(data,
- "NetbiosDataGram:[P7]\nDestination=[n2]\nSource=[n2]\n", data2);
- break;
-
- case 0xE:
- data = smb_fdata(data,
- "NameRecognise:\n[P1]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n",
- data2);
- break;
-
- case 0x19:
- data = smb_fdata(data,
- "SessionInitialise:\nData1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x17:
- data = smb_fdata(data,
- "SessionConfirm:\nData1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x16:
- data = smb_fdata(data,
- "NetbiosDataOnlyLast:\nFlags=[{|NO_ACK|PIGGYBACK_ACK_ALLOWED|PIGGYBACK_ACK_INCLUDED|}]\nResyncIndicator=[w][P2]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x14:
- data = smb_fdata(data,
- "NetbiosDataAck:\n[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
-
- case 0x18:
- data = smb_fdata(data,
- "SessionEnd:\n[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",
- data2);
- break;
+ if (command > 0x1f || nbf_strings[command].name == NULL) {
+ if (ndo->ndo_vflag < 2)
+ data = smb_fdata(ndo, data, "Unknown NBF Command#", data2, 0);
+ else
+ data = smb_fdata(ndo, data, "Unknown NBF Command\n", data2, 0);
+ } else {
+ if (ndo->ndo_vflag < 2) {
+ ND_PRINT("%s", nbf_strings[command].name);
+ if (nbf_strings[command].nonverbose != NULL)
+ data = smb_fdata(ndo, data, nbf_strings[command].nonverbose, data2, 0);
+ } else {
+ ND_PRINT("%s:\n", nbf_strings[command].name);
+ if (nbf_strings[command].verbose != NULL)
+ data = smb_fdata(ndo, data, nbf_strings[command].verbose, data2, 0);
+ else
+ ND_PRINT("\n");
+ }
+ }
- case 0x1f:
- data = smb_fdata(data, "SessionAlive\n", data2);
- break;
+ if (ndo->ndo_vflag < 2)
+ return;
- default:
- data = smb_fdata(data, "Unknown Netbios Command ", data2);
- break;
- }
if (data == NULL)
goto out;
goto out;
}
+ /* If this isn't a command that would contain an SMB message, quit. */
+ if (command != 0x08 && command != 0x09 && command != 0x15 &&
+ command != 0x16)
+ goto out;
+
/* If there isn't enough data for "\377SMB", don't look for it. */
- if (&data2[3] >= maxbuf)
+ if ((data2 + 3) >= maxbuf)
goto out;
if (memcmp(data2, "\377SMB",4) == 0)
- print_smb(data2, maxbuf);
+ print_smb(ndo, data2, maxbuf);
else {
- int i;
+ u_int i;
for (i = 0; i < 128; i++) {
- if (&data2[i + 3] >= maxbuf)
+ if ((data2 + i + 3) >= maxbuf)
break;
- if (memcmp(&data2[i], "\377SMB", 4) == 0) {
- printf("found SMB packet at %d\n", i);
- print_smb(&data2[i], maxbuf);
+ if (memcmp(data2 + i, "\377SMB", 4) == 0) {
+ ND_PRINT("found SMB packet at %u\n", i);
+ print_smb(ndo, data2 + i, maxbuf);
break;
}
}
}
out:
- printf("\n");
+ ND_PRINT("\n");
return;
trunc:
- printf("[|SMB]");
- return;
+ ND_PRINT("%s", tstr);
}
* print IPX-Netbios frames
*/
void
-ipx_netbios_print(const u_char *data, u_int length)
+ipx_netbios_print(netdissect_options *ndo,
+ const u_char *data, u_int length)
{
/*
* this is a hack till I work out how to parse the rest of the
* NetBIOS-over-IPX stuff
*/
- int i;
+ u_int i;
const u_char *maxbuf;
maxbuf = data + length;
/* Don't go past the end of the captured data in the packet. */
- if (maxbuf > snapend)
- maxbuf = snapend;
+ if (maxbuf > ndo->ndo_snapend)
+ maxbuf = ndo->ndo_snapend;
startbuf = data;
for (i = 0; i < 128; i++) {
- if (&data[i + 4] > maxbuf)
+ if ((data + i + 4) > maxbuf)
break;
- if (memcmp(&data[i], "\377SMB", 4) == 0) {
- smb_fdata(data, "\n>>> IPX transport ", &data[i]);
- if (data != NULL)
- print_smb(&data[i], maxbuf);
- printf("\n");
- fflush(stdout);
+ if (memcmp(data + i, "\377SMB", 4) == 0) {
+ smb_fdata(ndo, data, "\n>>> IPX transport ", data + i, 0);
+ print_smb(ndo, data + i, maxbuf);
+ ND_PRINT("\n");
break;
}
}
if (i == 128)
- smb_fdata(data, "\n>>> Unknown IPX ", maxbuf);
+ smb_fdata(ndo, data, "\n>>> Unknown IPX ", maxbuf, 0);
}
projects / tcpdump / blobdiff