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NetBSD/dist/tcpdump/print-smb.c

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/* $NetBSD: print-smb.c,v 1.2 2001/06/25 20:00:00 itojun Exp $ */
/*
* Copyright (C) Andrew Tridgell 1995-1999
*
* This software may be distributed either under the terms of the
* BSD-style license that accompanies tcpdump or the GNU GPL version 2
* or later
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <sys/cdefs.h>
#ifndef lint
#if 0
static const char rcsid[] =
"@(#) Header: /tcpdump/master/tcpdump/print-smb.c,v 1.13 2001/06/25 18:58:07 itojun Exp";
#else
__RCSID("$NetBSD: print-smb.c,v 1.2 2001/06/25 20:00:00 itojun Exp $");
#endif
#endif
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include "interface.h"
#include "smb.h"
static int request = 0;
const uchar *startbuf = NULL;
struct smbdescript {
char *req_f1;
char *req_f2;
char *rep_f1;
char *rep_f2;
/*
* sometimes (u_char *, u_char *, u_char *, u_char *) and
* sometimes (u_char *, u_char *, int, int)
*/
void (*fn)(const u_char *, const u_char *, ...);
};
struct smbfns
{
int id;
char *name;
int flags;
struct smbdescript descript;
};
#define DEFDESCRIPT {NULL,NULL,NULL,NULL,NULL}
#define FLG_CHAIN (1<<0)
static struct smbfns *
smbfind(int id, struct smbfns *list)
{
int sindex;
for (sindex = 0; list[sindex].name; sindex++)
if (list[sindex].id == id)
return(&list[sindex]);
return(&list[0]);
}
static void
trans2_findfirst(const uchar *param, const uchar *data, ...)
{
char *fmt;
va_list ap;
int pcnt, dcnt;
va_start(ap, data);
pcnt = va_arg(ap, int);
dcnt = va_arg(ap, int);
va_end(ap);
if (request)
fmt = "Attribute=[A]\nSearchCount=[d]\nFlags=[w]\nLevel=[dP5]\nFile=[S]\n";
else
fmt = "Handle=[w]\nCount=[d]\nEOS=[w]\nEoffset=[d]\nLastNameOfs=[w]\n";
fdata(param, fmt, param + pcnt);
if (dcnt) {
printf("data:\n");
print_data(data, dcnt);
}
}
static void
trans2_qfsinfo(const uchar *param, const uchar *data, ...)
{
static int level = 0;
char *fmt="";
va_list ap;
int pcnt, dcnt;
va_start(ap, data);
pcnt = va_arg(ap, int);
dcnt = va_arg(ap, int);
va_end(ap);
if (request) {
level = SVAL(param, 0);
fmt = "InfoLevel=[d]\n";
fdata(param, fmt, param + pcnt);
} else {
switch (level) {
case 1:
fmt = "idFileSystem=[W]\nSectorUnit=[D]\nUnit=[D]\nAvail=[D]\nSectorSize=[d]\n";
break;
case 2:
fmt = "CreationTime=[T2]VolNameLength=[B]\nVolumeLabel=[s12]\n";
break;
case 0x105:
fmt = "Capabilities=[W]\nMaxFileLen=[D]\nVolNameLen=[D]\nVolume=[S]\n";
break;
default:
fmt = "UnknownLevel\n";
break;
}
fdata(data, fmt, data + dcnt);
}
if (dcnt) {
printf("data:\n");
print_data(data, dcnt);
}
}
struct smbfns 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]",
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",
NULL, NULL }},
{ 1, "TRANSACT2_FINDFIRST", 0,
{ NULL, NULL, NULL, NULL, trans2_findfirst }},
{ 2, "TRANSACT2_FINDNEXT", 0, DEFDESCRIPT },
{ 3, "TRANSACT2_QFSINFO", 0,
{ NULL, NULL, NULL, NULL, trans2_qfsinfo }},
{ 4, "TRANSACT2_SETFSINFO", 0, DEFDESCRIPT },
{ 5, "TRANSACT2_QPATHINFO", 0, DEFDESCRIPT },
{ 6, "TRANSACT2_SETPATHINFO", 0, DEFDESCRIPT },
{ 7, "TRANSACT2_QFILEINFO", 0, DEFDESCRIPT },
{ 8, "TRANSACT2_SETFILEINFO", 0, DEFDESCRIPT },
{ 9, "TRANSACT2_FSCTL", 0, DEFDESCRIPT },
{ 10, "TRANSACT2_IOCTL", 0, DEFDESCRIPT },
{ 11, "TRANSACT2_FINDNOTIFYFIRST", 0, DEFDESCRIPT },
{ 12, "TRANSACT2_FINDNOTIFYNEXT", 0, DEFDESCRIPT },
{ 13, "TRANSACT2_MKDIR", 0, DEFDESCRIPT },
{ -1, NULL, 0, DEFDESCRIPT }
};
static void
print_trans2(const uchar *words, const uchar *dat, ...)
{
static struct smbfns *fn = &trans2_fns[0];
uchar *data, *param;
uchar *f1 = NULL, *f2 = NULL;
int pcnt, dcnt;
va_list ap;
uchar *buf, *maxbuf;
va_start(ap, dat);
buf = va_arg(ap, uchar *);
maxbuf = va_arg(ap, uchar *);
va_end(ap);
if (request) {
fn = smbfind(SVAL(words + 1, 14 * 2), trans2_fns);
data = buf+SVAL(words + 1, 12 * 2);
param = buf+SVAL(words + 1, 10 * 2);
pcnt = SVAL(words + 1, 9 * 2);
dcnt = SVAL(words + 1, 11 * 2);
} else {
data = buf+SVAL(words + 1, 7 * 2);
param = buf+SVAL(words + 1, 4 * 2);
pcnt = SVAL(words + 1, 3 * 2);
dcnt = SVAL(words + 1, 6 * 2);
}
printf("%s param_length=%d data_length=%d\n", fn->name, pcnt, dcnt);
if (request) {
if (CVAL(words, 0) == 8) {
fdata(words + 1,
"Trans2Secondary\nTotParam=[d]\nTotData=[d]\nParamCnt=[d]\nParamOff=[d]\nParamDisp=[d]\nDataCnt=[d]\nDataOff=[d]\nDataDisp=[d]\nHandle=[d]\n",
maxbuf);
return;
} else {
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);
fdata(data + 1, "TransactionName=[S]\n%", maxbuf);
}
f1 = fn->descript.req_f1;
f2 = fn->descript.req_f2;
} else {
if (CVAL(words, 0) == 0) {
printf("Trans2Interim\n");
return;
} else {
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);
}
f1 = fn->descript.rep_f1;
f2 = fn->descript.rep_f2;
}
if (fn->descript.fn)
fn->descript.fn(param, data, pcnt, dcnt);
else {
fdata(param, f1 ? f1 : (uchar *)"Paramaters=\n", param + pcnt);
fdata(data, f2 ? f2 : (uchar *)"Data=\n", data + dcnt);
}
}
static void
print_browse(uchar *param, int paramlen, const uchar *data, int datalen)
{
const uchar *maxbuf = data + datalen;
int command = CVAL(data, 0);
fdata(param, "BROWSE PACKET\n|Param ", param+paramlen);
switch (command) {
case 0xF:
data = 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);
break;
case 0x1:
data = 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);
break;
case 0x2:
data = fdata(data,
"BROWSE PACKET:\nType=[B] (AnnouncementRequest)\nFlags=[B]\nReplySystemName=[S]\n",
maxbuf);
break;
case 0xc:
data = 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);
break;
case 0x8:
data = fdata(data,
"BROWSE PACKET:\nType=[B] (ElectionFrame)\nElectionVersion=[B]\nOSSummary=[W]\nUptime=[(W, W)]\nServerName=[S]\n",
maxbuf);
break;
case 0xb:
data = fdata(data,
"BROWSE PACKET:\nType=[B] (BecomeBackupBrowser)\nName=[S]\n",
maxbuf);
break;
case 0x9:
data = fdata(data,
"BROWSE PACKET:\nType=[B] (GetBackupList)\nListCount?=[B]\nToken?=[B]\n",
maxbuf);
break;
case 0xa:
data = fdata(data,
"BROWSE PACKET:\nType=[B] (BackupListResponse)\nServerCount?=[B]\nToken?=[B]*Name=[S]\n",
maxbuf);
break;
case 0xd:
data = fdata(data,
"BROWSE PACKET:\nType=[B] (MasterAnnouncement)\nMasterName=[S]\n",
maxbuf);
break;
case 0xe:
data = fdata(data,
"BROWSE PACKET:\nType=[B] (ResetBrowser)\nOptions=[B]\n", maxbuf);
break;
default:
data = fdata(data, "Unknown Browser Frame ", maxbuf);
break;
}
}
static void
print_ipc(uchar *param, int paramlen, uchar *data, int datalen)
{
if (paramlen)
fdata(param, "Command=[w]\nStr1=[S]\nStr2=[S]\n", param + paramlen);
if (datalen)
fdata(data, "IPC ", data + datalen);
}
static void
print_trans(const uchar *words, const uchar *data1, ...)
{
uchar *f1,*f2,*f3,*f4;
uchar *data,*param;
int datalen,paramlen;
va_list ap;
uchar *buf, *maxbuf;
va_start(ap, data1);
buf = va_arg(ap, uchar *);
maxbuf = va_arg(ap, uchar *);
va_end(ap);
if (request) {
paramlen = SVAL(words+1,9*2);
param = buf + SVAL(words+1,10*2);
datalen = SVAL(words+1,11*2);
data = buf + SVAL(words+1,12*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";
f2 = "|Name=[S]\n";
f3 = "|Param ";
f4 = "|Data ";
} else {
paramlen = SVAL(words+1,3*2);
param = buf + SVAL(words+1,4*2);
datalen = SVAL(words+1,6*2);
data = buf + SVAL(words+1,7*2);
f1 = "TotParamCnt=[d] \nTotDataCnt=[d] \nRes1=[d]\nParamCnt=[d] \nParamOff=[d] \nRes2=[d] \nDataCnt=[d] \nDataOff=[d] \nRes3=[d]\nLsetup=[d]\n";
f2 = "|Unknown ";
f3 = "|Param ";
f4 = "|Data ";
}
fdata(words+1,f1,MIN(words+1+2*CVAL(words,0),maxbuf));
fdata(data1+2,f2,maxbuf - (paramlen + datalen));
if (!strcmp(data1+2,"\\MAILSLOT\\BROWSE")) {
print_browse(param,paramlen,data,datalen);
return;
}
if (!strcmp(data1+2,"\\PIPE\\LANMAN")) {
print_ipc(param,paramlen,data,datalen);
return;
}
if (paramlen) fdata(param,f3,MIN(param+paramlen,maxbuf));
if (datalen) fdata(data,f4,MIN(data+datalen,maxbuf));
}
static void
print_negprot(const uchar *words, const uchar *data, ...)
{
uchar *f1=NULL,*f2=NULL;
va_list ap;
uchar *buf, *maxbuf;
va_start(ap, data);
buf = va_arg(ap, uchar *);
maxbuf = va_arg(ap, uchar *);
va_end(ap);
if (request) {
f2 = "*|Dialect=[Z]\n";
} else {
if (CVAL(words,0) == 1) {
f1 = "Core Protocol\nDialectIndex=[d]";
} else if (CVAL(words,0) == 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 (CVAL(words,0) == 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 (f1)
fdata(words+1,f1,MIN(words + 1 + CVAL(words,0)*2,maxbuf));
else
print_data(words+1,MIN(CVAL(words,0)*2,PTR_DIFF(maxbuf,words+1)));
if (f2)
fdata(data+2,f2,MIN(data + 2 + SVAL(data,0),maxbuf));
else
print_data(data+2,MIN(SVAL(data,0),PTR_DIFF(maxbuf,data+2)));
}
static void
print_sesssetup(const uchar *words, const uchar *data, ...)
{
int wcnt = CVAL(words,0);
uchar *f1=NULL,*f2=NULL;
va_list ap;
uchar *buf, *maxbuf;
va_start(ap, data);
buf = va_arg(ap, uchar *);
maxbuf = va_arg(ap, uchar *);
va_end(ap);
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";
} 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";
}
} else {
if (CVAL(words,0) == 3) {
f1 = "Com2=[w]\nOff2=[d]\nAction=[w]\n";
} else if (CVAL(words,0) == 13) {
f1 = "Com2=[B]\nRes=[B]\nOff2=[d]\nAction=[w]\n";
f2 = "NativeOS=[S]\nNativeLanMan=[S]\nPrimaryDomain=[S]\n";
}
}
if (f1)
fdata(words+1,f1,MIN(words + 1 + CVAL(words,0)*2,maxbuf));
else
print_data(words+1,MIN(CVAL(words,0)*2,PTR_DIFF(maxbuf,words+1)));
if (f2)
fdata(data+2,f2,MIN(data + 2 + SVAL(data,0),maxbuf));
else
print_data(data+2,MIN(SVAL(data,0),PTR_DIFF(maxbuf,data+2)));
}
static 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,
NULL}},
{SMBtdis,"SMBtdis",0,DEFDESCRIPT},
{SMBexit,"SMBexit",0,DEFDESCRIPT},
{SMBioctl,"SMBioctl",0,DEFDESCRIPT},
{SMBecho,"SMBecho",0,
{"ReverbCount=[d]\n",NULL,
"SequenceNum=[d]\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,
NULL}},
{SMBsetatr,"SMBsetatr",0,
{"Attribute=[A]\nTime=[T2]Res=([w,w,w,w,w])\n","Path=[Z]\n",
NULL,NULL,NULL}},
{SMBchkpth,"SMBchkpth",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",NULL}},
{SMBopen,"SMBopen",0,
{"Mode=[w]\nAttribute=[A]\n","Path=[Z]\n",
"Handle=[d]\nOAttrib=[A]\nTime=[T2]Size=[D]\nAccess=[w]\n",NULL,
NULL}},
{SMBcreate,"SMBcreate",0,
{"Attrib=[A]\nTime=[T2]","Path=[Z]\n",
"Handle=[d]\n",NULL,
NULL}},
{SMBmknew,"SMBmknew",0,
{"Attrib=[A]\nTime=[T2]","Path=[Z]\n",
"Handle=[d]\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}},
{SMBwrite,"SMBwrite",0,
{"Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n",NULL,
"Count=[d]\n",NULL,NULL}},
{SMBclose,"SMBclose",0,
{"Handle=[d]\nTime=[T2]",NULL,NULL,NULL,NULL}},
{SMBmkdir,"SMBmkdir",0,
{NULL,"Path=[Z]\n",NULL,NULL,NULL}},
{SMBrmdir,"SMBrmdir",0,
{NULL,"Path=[Z]\n",NULL,NULL,NULL}},
{SMBdskattr,"SMBdskattr",0,
{NULL,NULL,
"TotalUnits=[d]\nBlocksPerUnit=[d]\nBlockSize=[d]\nFreeUnits=[d]\nMedia=[w]\n",
NULL,NULL}},
{SMBmv,"SMBmv",0,
{"Attrib=[A]\n","OldPath=[Z]\nNewPath=[Z]\n",NULL,NULL,NULL}},
/* this is a Pathworks specific call, allowing the
changing of the root path */
{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}},
{SMBflush,"SMBflush",0,
{"Handle=[d]\n",NULL,NULL,NULL,NULL}},
{SMBsplopen,"SMBsplopen",0,
{"SetupLen=[d]\nMode=[w]\n","Ident=[Z]\n","Handle=[d]\n",NULL,NULL}},
{SMBsplclose,"SMBsplclose",0,
{"Handle=[d]\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",
NULL}},
{SMBsplwr,"SMBsplwr",0,
{"Handle=[d]\n",NULL,NULL,NULL,NULL}},
{SMBlock,"SMBlock",0,
{"Handle=[d]\nCount=[D]\nOffset=[D]\n",NULL,NULL,NULL,NULL}},
{SMBunlock,"SMBunlock",0,
{"Handle=[d]\nCount=[D]\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",
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",
NULL,"WriteRawAck",NULL,NULL}},
{SMBwritec,"SMBwritec",0,
{NULL,NULL,"Count=[d]\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}},
{SMBlockread,"SMBlockread",0,
{"Handle=[d]\nByteCount=[d]\nOffset=[D]\nCountLeft=[d]\n",NULL,
"Count=[d]\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}},
{SMBreadBmpx,"SMBreadBmpx",0,
{"Handle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nRes=[w]\n",
NULL,
"Offset=[D]\nTotCount=[d]\nRemaining=[d]\nRes=([w,w])\nDataSize=[d]\nDataOff=[d]\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}},
{SMBwriteBs,"SMBwriteBs",0,
{"Handle=[d]\nTotCount=[d]\nOffset=[D]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\n",NULL,
"Count=[d]\n",NULL,NULL}},
{SMBsetattrE,"SMBsetattrE",0,
{"Handle=[d]\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",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}},
{SMBmove,"SMBmove",0,
{"TreeID2=[d]\nOFun=[w]\nFlags=[w]\n","Path=[S]\nNewPath=[S]\n",
"MoveCount=[d]\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","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",NULL,NULL}},
{SMBreadX,"SMBreadX",FLG_CHAIN,
{"Com2=[w]\nOff2=[d]\nHandle=[d]\nOffset=[D]\nMaxCount=[d]\nMinCount=[d]\nTimeOut=[D]\nCountLeft=[d]\n",NULL,
"Com2=[w]\nOff2=[d]\nRemaining=[d]\nRes=[W]\nDataSize=[d]\nDataOff=[d]\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",NULL,
"Com2=[w]\nOff2=[d]\nCount=[d]\nRemaining=[d]\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"}},
{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",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",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",NULL}},
{SMBfindnclose, "SMBfindnclose", 0,
{"Handle=[d]\n",NULL,NULL,NULL,NULL}},
{SMBfindclose, "SMBfindclose", 0,
{"Handle=[d]\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}},
{SMBsendend,"SMBsendend",0,
{"GroupID=[d]\n",NULL,NULL,NULL,NULL}},
{SMBsendtxt,"SMBsendtxt",0,
{"GroupID=[d]\n",NULL,NULL,NULL,NULL}},
{SMBsendb,"SMBsendb",0,
{NULL,"Source=[Z]\nDest=[Z]\n",NULL,NULL,NULL}},
{SMBfwdname,"SMBfwdname",0,DEFDESCRIPT},
{SMBcancelf,"SMBcancelf",0,DEFDESCRIPT},
{SMBgetmac,"SMBgetmac",0,DEFDESCRIPT},
{SMBnegprot,"SMBnegprot",0,
{NULL,NULL,NULL,NULL,print_negprot}},
{SMBsesssetupX,"SMBsesssetupX",FLG_CHAIN,
{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}},
{SMBtrans2, "SMBtrans2",0,{NULL,NULL,NULL,NULL,print_trans2}},
{SMBtranss2, "SMBtranss2", 0,DEFDESCRIPT},
{SMBctemp,"SMBctemp",0,DEFDESCRIPT},
{SMBreadBs,"SMBreadBs",0,DEFDESCRIPT},
{SMBtrans,"SMBtrans",0,{NULL,NULL,NULL,NULL,print_trans}},
{SMBnttrans,"SMBnttrans", 0, DEFDESCRIPT},
{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", NULL}},
{SMBntcancel,"SMBntcancel", 0, DEFDESCRIPT},
{-1,NULL,0,DEFDESCRIPT}};
/*
* print a SMB message
*/
static void
print_smb(const uchar *buf, const uchar *maxbuf)
{
int command;
const uchar *words, *data;
struct smbfns *fn;
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";
request = (CVAL(buf, 9) & 0x80) ? 0 : 1;
command = CVAL(buf, 4);
fn = smbfind(command, smb_fns);
if (vflag > 1)
printf("\n");
printf("SMB PACKET: %s (%s)\n", fn->name, request ? "REQUEST" : "REPLY");
if (vflag < 2)
return;
/* print out the header */
fdata(buf, fmt_smbheader, buf + 33);
if (CVAL(buf, 5)) {
int class = CVAL(buf, 5);
int num = SVAL(buf, 7);
printf("SMBError = %s\n", smb_errstr(class, num));
}
words = buf + 32;
data = words + 1 + CVAL(words,0)*2;
while (words && data) {
char *f1, *f2;
int wct = CVAL(words, 0);
if (request) {
f1 = fn->descript.req_f1;
f2 = fn->descript.req_f2;
} else {
f1 = fn->descript.rep_f1;
f2 = fn->descript.rep_f2;
}
if (fn->descript.fn)
fn->descript.fn(words, data, buf, maxbuf);
else {
if (f1) {
printf("smbvwv[]=\n");
fdata(words + 1, f1, words + 1 + wct * 2);
} else if (wct) {
int i;
int v;
printf("smbvwv[]=\n");
for (i = 0; i < wct; i++) {
v = SVAL(words + 1, 2 * i);
printf("smb_vwv[%d]=%d (0x%X)\n", i, v, v);
}
}
if (f2) {
printf("smbbuf[]=\n");
fdata(data + 2, f2, maxbuf);
} else {
int bcc = SVAL(data, 0);
printf("smb_bcc=%d\n", bcc);
if (bcc > 0) {
printf("smb_buf[]=\n");
print_data(data + 2, MIN(bcc, PTR_DIFF(maxbuf, data + 2)));
}
}
}
if ((fn->flags & FLG_CHAIN) != 0&& CVAL(words, 0) &&
SVAL(words, 1) != 0xFF) {
command = SVAL(words, 1);
words = buf + SVAL(words, 3);
data = words + 1 + CVAL(words, 0) * 2;
fn = smbfind(command, smb_fns);
printf("\nSMB PACKET: %s (%s) (CHAINED)\n",
fn->name, request ? "REQUEST" : "REPLY");
} else
words = data = NULL;
}
printf("\n");
}
/*
* print a NBT packet received across tcp on port 139
*/
void
nbt_tcp_print(const uchar *data, int length)
{
const uchar *maxbuf = data + length;
int flags = CVAL(data, 0);
int nbt_len = RSVAL(data, 2);
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 = fdata(data, "NBT Session Packet\nFlags=[rw]\nLength=[rd]\n",
data + 4);
if (data == NULL)
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 = fdata(data,
"NBT Session Request\nFlags=[rW]\nDestination=[n1]\nSource=[n1]\n",
maxbuf);
break;
case 0x82:
data = fdata(data, "NBT Session Granted\nFlags=[rW]\n", maxbuf);
break;
case 0x83:
{
int ecode = CVAL(data,4);
data = fdata(data, "NBT SessionReject\nFlags=[rW]\nReason=[B]\n",
maxbuf);
switch (ecode) {
case 0x80:
printf("Not listening on called name\n");
break;
case 0x81:
printf("Not listening for calling name\n");
break;
case 0x82:
printf("Called name not present\n");
break;
case 0x83:
printf("Called name present, but insufficient resources\n");
break;
default:
printf("Unspecified error 0x%X\n", ecode);
break;
}
}
break;
case 0x85:
data = fdata(data, "NBT Session Keepalive\nFlags=[rW]\n", maxbuf);
break;
default:
printf("flags=0x%x\n", flags);
data = fdata(data, "NBT - Unknown packet type\nType=[rW]\n", maxbuf);
}
printf("\n");
fflush(stdout);
}
/*
* print a NBT packet received across udp on port 137
*/
void
nbt_udp137_print(const uchar *data, int length)
{
const uchar *maxbuf = data + length;
int name_trn_id = RSVAL(data,0);
int response = (CVAL(data,2)>>7);
int opcode = (CVAL(data,2) >> 3) & 0xF;
int nm_flags = ((CVAL(data,2) & 0x7) << 4) + (CVAL(data,3)>>4);
int rcode = CVAL(data,3) & 0xF;
int qdcount = RSVAL(data,4);
int ancount = RSVAL(data,6);
int nscount = RSVAL(data,8);
int arcount = RSVAL(data,10);
char *opcodestr;
const char *p;
startbuf = data;
if (maxbuf <= data) return;
if (vflag > 1)
printf("\n>>> ");
printf("NBT UDP PACKET(137): ");
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;
default: opcodestr = "OPUNKNOWN"; break;
}
printf("%s", opcodestr);
if (response) {
if (rcode)
printf("; NEGATIVE");
else
printf("; POSITIVE");
}
if (response)
printf("; RESPONSE");
else
printf("; REQUEST");
if (nm_flags&1)
printf("; BROADCAST");
else
printf("; UNICAST");
if (vflag < 2)
return;
printf("\nTrnID=0x%X\nOpCode=%d\nNmFlags=0x%X\nRcode=%d\nQueryCount=%d\nAnswerCount=%d\nAuthorityCount=%d\nAddressRecCount=%d\n",
name_trn_id,opcode,nm_flags,rcode,qdcount,ancount,nscount,arcount);
p = data + 12;
{
int total = ancount+nscount+arcount;
int i;
if (qdcount>100 || total>100) {
printf("Corrupt packet??\n");
return;
}
if (qdcount) {
printf("QuestionRecords:\n");
for (i=0;i<qdcount;i++)
p = fdata(p,"|Name=[n1]\nQuestionType=[rw]\nQuestionClass=[rw]\n#",maxbuf);
if (p == NULL)
goto out;
}
if (total) {
printf("\nResourceRecords:\n");
for (i=0;i<total;i++) {
int rdlen;
int restype;
p = fdata(p,"Name=[n1]\n#",maxbuf);
if (p == NULL)
goto out;
restype = RSVAL(p,0);
p = fdata(p,"ResType=[rw]\nResClass=[rw]\nTTL=[rD]\n",p+8);
if (p == NULL)
goto out;
rdlen = RSVAL(p,0);
printf("ResourceLength=%d\nResourceData=\n",rdlen);
p += 2;
if (rdlen == 6) {
p = fdata(p,"AddrType=[rw]\nAddress=[b.b.b.b]\n",p+rdlen);
if (p == NULL)
goto out;
} else {
if (restype == 0x21) {
int numnames = CVAL(p,0);
p = fdata(p,"NumNames=[B]\n",p+1);
if (p == NULL)
goto out;
while (numnames--) {
p = fdata(p,"Name=[n2]\t#",maxbuf);
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;
}
if (p[0] & 0x10) printf("<DEREGISTERING> ");
if (p[0] & 0x08) printf("<CONFLICT> ");
if (p[0] & 0x04) printf("<ACTIVE> ");
if (p[0] & 0x02) printf("<PERMANENT> ");
printf("\n");
p += 2;
}
} else {
print_data(p, min(rdlen, length - ((const uchar *)p - data)));
p += rdlen;
}
}
}
}
}
if ((uchar*)p < maxbuf) {
fdata(p,"AdditionalData:\n",maxbuf);
}
out:
printf("\n");
fflush(stdout);
}
/*
* print a NBT packet received across udp on port 138
*/
void nbt_udp138_print(const uchar *data, int length)
{
const uchar *maxbuf = data + length;
if (maxbuf > snapend) maxbuf = snapend;
if (maxbuf <= data) return;
startbuf = data;
if (vflag < 2) {
printf("NBT UDP PACKET(138)");
return;
}
data = 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);
if (data != NULL)
print_smb(data,maxbuf);
printf("\n");
fflush(stdout);
}
/*
print netbeui frames
*/
void netbeui_print(u_short control, const uchar *data, int length)
{
const uchar *maxbuf = data + length;
int len;
int command;
const uchar *data2;
int is_truncated = 0;
if (maxbuf > snapend)
maxbuf = snapend;
if (&data[7] >= maxbuf)
goto out;
len = SVAL(data,0);
command = CVAL(data,4);
data2 = data + len;
if (data2 >= maxbuf) {
data2 = maxbuf;
is_truncated = 1;
}
startbuf = data;
if (vflag < 2) {
printf("NetBeui Packet");
return;
}
printf("\n>>> NetBeui Packet\nType=0x%X ", control);
data = fdata(data,"Length=[d] Signature=[w] Command=[B]\n#",maxbuf);
if (data == NULL)
goto out;
switch (command) {
case 0xA:
data = fdata(data,"NameQuery:[P1]\nSessionNumber=[B]\nNameType=[B][P2]\nResponseCorrelator=[w]\nDestination=[n2]\nSource=[n2]\n",data2);
break;
case 0x8:
data = fdata(data,"NetbiosDataGram:[P7]\nDestination=[n2]\nSource=[n2]\n",data2);
break;
case 0xE:
data = fdata(data,"NameRecognise:\n[P1]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nDestination=[n2]\nSource=[n2]\n",data2);
break;
case 0x19:
data = fdata(data,"SessionInitialise:\nData1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",data2);
break;
case 0x17:
data = fdata(data,"SessionConfirm:\nData1=[B]\nData2=[w]\nTransmitCorrelator=[w]\nResponseCorelator=[w]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",data2);
break;
case 0x16:
data = 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 = fdata(data,"NetbiosDataAck:\n[P3]TransmitCorrelator=[w][P2]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",data2);
break;
case 0x18:
data = fdata(data,"SessionEnd:\n[P1]Data2=[w][P4]\nRemoteSessionNumber=[B]\nLocalSessionNumber=[B]\n",data2);
break;
case 0x1f:
data = fdata(data,"SessionAlive\n",data2);
break;
default:
data = fdata(data,"Unknown Netbios Command ",data2);
break;
}
if (data == NULL)
goto out;
if (is_truncated) {
/* data2 was past the end of the buffer */
goto out;
}
/* If there isn't enough data for "\377SMB", don't look for it. */
if (&data2[3] >= maxbuf)
goto out;
if (memcmp(data2,"\377SMB",4)==0) {
print_smb(data2,maxbuf);
} else {
int i;
for (i=0;i<128;i++) {
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);
break;
}
}
}
out:
printf("\n");
}
/*
* print IPX-Netbios frames
*/
void ipx_netbios_print(const uchar *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;
const uchar *maxbuf;
maxbuf = data + length;
/* Don't go past the end of the captured data in the packet. */
if (maxbuf > snapend)
maxbuf = snapend;
startbuf = data;
for (i = 0; i < 128; i++) {
if (&data[i + 4] > maxbuf)
break;
if (memcmp(&data[i], "\377SMB", 4) == 0) {
fdata(data, "\n>>> IPX transport ", &data[i]);
if (data != NULL)
print_smb(&data[i], maxbuf);
printf("\n");
fflush(stdout);
break;
}
}
if (i == 128)
fdata(data, "\n>>> Unknown IPX ", maxbuf);
}
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