/* 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 #include #include #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; void (*fn)(); /* sometimes (u_char *, u_char *, u_char *, u_char *) and sometimes (u_char *, u_char *, int, int) */ }; 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(uchar *param,uchar *data,int pcnt,int dcnt) { char *fmt; 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(uchar *param,uchar *data,int pcnt,int dcnt) { static int level=0; char *fmt=""; 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"; } 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(uchar *words,uchar *dat,uchar *buf,uchar *maxbuf) { static struct smbfns *fn = &trans2_fns[0]; uchar *data,*param; uchar *f1=NULL,*f2=NULL; int pcnt,dcnt; 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(uchar *words,uchar *data1,uchar *buf,uchar *maxbuf) { uchar *f1,*f2,*f3,*f4; uchar *data,*param; int datalen,paramlen; 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(uchar *words,uchar *data,uchar *buf,uchar *maxbuf) { uchar *f1=NULL,*f2=NULL; 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(uchar *words,uchar *data,uchar *buf,uchar *maxbuf) { int wcnt = CVAL(words,0); uchar *f1=NULL,*f2=NULL; 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); printf("\nSMB PACKET: %s (%s)\n",fn->name,request?"REQUEST":"REPLY"); if (vflag == 0) 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;i0) { printf("smb_buf[]=\n"); print_data(data + 2, MIN(bcc,PTR_DIFF(maxbuf,data+2))); } } } if ((fn->flags & FLG_CHAIN) && 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; printf("\n>>> NBT Packet\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 (memcmp(data,"\377SMB",4)==0) { if (nbt_len>PTR_DIFF(maxbuf,data)) printf("WARNING: Short packet. Try increasing the snap length (%ld)\n", 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 des[1024]; char *opcodestr="OPUNKNOWN"; const char *p; startbuf = data; if (maxbuf <= data) return; strcpy(des,"\n>>> 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; } strcat(des,opcodestr); if (response) { if (rcode) strcat(des,"; NEGATIVE"); else strcat(des,"; POSITIVE"); } if (response) strcat(des,"; RESPONSE"); else strcat(des,"; REQUEST"); if (nm_flags&1) strcat(des,"; BROADCAST"); else strcat(des,"; UNICAST"); printf("%s", des); if (vflag == 0) 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 "); if ((p[0] & 0x60) == 0x00) strcat(flags,"B "); if ((p[0] & 0x60) == 0x20) strcat(flags,"P "); if ((p[0] & 0x60) == 0x40) strcat(flags,"M "); if ((p[0] & 0x60) == 0x60) strcat(flags,"_ "); if (p[0] & 0x10) strcat(flags," "); if (p[0] & 0x08) strcat(flags," "); if (p[0] & 0x04) strcat(flags," "); if (p[0] & 0x02) strcat(flags," "); printf("%s\n",flags); p += 2; } } else { print_data(p,rdlen); p += rdlen; } } } } } if ((uchar*)p < maxbuf) { fdata(p,"AdditionalData:\n",maxbuf); } 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; startbuf = data; if (maxbuf <= data) 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); print_smb(data,maxbuf); printf("\n"); fflush(stdout); } /* print netbeui frames */ void netbeui_print(const uchar *data, const uchar *maxbuf) { int len = SVAL(data,1); int command = CVAL(data,5); const uchar *data2 = data + 1 + len; startbuf = data; data = fdata(data,"\n>>> NetBeui Packet\nType=[B] Length=[d] Signature=[w] Command=[B]\n#",maxbuf); 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; default: data = fdata(data,"Unknown Netbios Command ",data2); break; } if (memcmp(data2,"\377SMB",4)==0) { print_smb(data2,maxbuf); } else { int i; for (i=0;i<128;i++) { if (memcmp(&data2[i],"\377SMB",4)==0) { printf("found SMB packet at %d\n", i); print_smb(&data2[i],maxbuf); break; } } } printf("\n"); } /* print IPX-Netbios frames */ void ipx_netbios_print(const uchar *data, const uchar *maxbuf) { /* this is a hack till I work out how to parse the rest of the IPX stuff */ int i; startbuf = data; for (i=0;i<128;i++) if (memcmp(&data[i],"\377SMB",4)==0) { fdata(data,"\n>>> IPX transport ",&data[i]); print_smb(&data[i],maxbuf); printf("\n"); fflush(stdout); break; } if (i==128) fdata(data,"\n>>> Unknown IPX ",maxbuf); }