2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
12 #define NOMOREFILESFIX 1
14 #include <afs/param.h>
20 #include <sys/timeb.h>
36 /* These characters are illegal in Windows filenames */
37 static char *illegalChars = "\\/:*?\"<>|";
38 BOOL isWindows2000 = FALSE;
40 smb_vc_t *dead_vcp = NULL;
41 smb_vc_t *active_vcp = NULL;
43 char *loggedOutName = NULL;
44 smb_user_t *loggedOutUserp = NULL;
45 unsigned long loggedOutTime;
48 int smbShutdownFlag = 0;
51 int smb_LogoffTokenTransfer;
52 unsigned long smb_LogoffTransferTimeout;
54 DWORD last_msg_time = 0;
58 unsigned int sessionGen = 0;
62 osi_hyper_t hzero = {0, 0};
63 osi_hyper_t hones = {0xFFFFFFFF, -1};
66 osi_rwlock_t smb_globalLock;
67 osi_rwlock_t smb_rctLock;
68 osi_rwlock_t smb_ListenerLock;
71 unsigned char smb_sharename[NCBNAMSZ+1] = {0};
74 long smb_maxObsConcurrentCalls=0;
75 long smb_concurrentCalls=0;
77 smb_dispatch_t smb_dispatchTable[SMB_NOPCODES];
79 smb_packet_t *smb_packetFreeListp;
80 smb_ncb_t *smb_ncbFreeListp;
82 int smb_NumServerThreads;
84 int numNCBs, numSessions;
87 EVENT_HANDLE NCBavails[NCBmax], NCBevents[NCBmax];
88 EVENT_HANDLE **NCBreturns;
89 DWORD NCBsessions[NCBmax];
91 struct smb_packet *bufs[NCBmax];
93 #define Sessionmax 100
94 EVENT_HANDLE SessionEvents[Sessionmax];
95 unsigned short LSNs[Sessionmax];
96 int lanas[Sessionmax];
97 BOOL dead_sessions[Sessionmax];
101 osi_mutex_t smb_RawBufLock;
103 #define SMB_RAW_BUFS 4
105 int smb_RawBufSel[SMB_RAW_BUFS];
110 #define RAWTIMEOUT INFINITE
113 typedef struct raw_write_cont {
126 /* dir search stuff */
127 long smb_dirSearchCounter = 1;
128 smb_dirSearch_t *smb_firstDirSearchp;
129 smb_dirSearch_t *smb_lastDirSearchp;
131 /* global state about V3 protocols */
132 int smb_useV3; /* try to negotiate V3 */
135 /* MessageBox or something like it */
136 int (WINAPI *smb_MBfunc)(HWND, LPCTSTR, LPCTSTR, UINT) = NULL;
140 * Time in Unix format of midnight, 1/1/1970 local time.
141 * When added to dosUTime, gives Unix (AFS) time.
145 /* Time difference for converting to kludge-GMT */
148 char *smb_localNamep;
150 smb_vc_t *smb_allVCsp;
152 smb_username_t *usernamesp = NULL;
154 smb_waitingLock_t *smb_allWaitingLocks;
157 void smb_DispatchPacket(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp,
158 NCB *ncbp, raw_write_cont_t *rwcp);
159 void smb_NetbiosInit();
160 extern char cm_HostName[];
162 extern char cm_confDir[];
166 #define LPTSTR char *
167 #define GetComputerName(str, sizep) \
168 strcpy((str), cm_HostName); \
169 *(sizep) = strlen(cm_HostName)
175 * To build an expiring version, comment out the definition of NOEXPIRE,
176 * and set the definition of EXPIREDATE to the desired value.
179 #define EXPIREDATE 834000000 /* Wed Jun 5 1996 */
182 char * myCrt_Dispatch(int i)
187 return "unknown SMB op";
189 return "(00)ReceiveCoreMakeDir";
191 return "(01)ReceiveCoreRemoveDir";
193 return "(02)ReceiveCoreOpen";
195 return "(03)ReceiveCoreCreate";
197 return "(04)ReceiveCoreClose";
199 return "(05)ReceiveCoreFlush";
201 return "(06)ReceiveCoreUnlink";
203 return "(07)ReceiveCoreRename";
205 return "(08)ReceiveCoreGetFileAttributes";
207 return "(09)ReceiveCoreSetFileAttributes";
209 return "(0a)ReceiveCoreRead";
211 return "(0b)ReceiveCoreWrite";
213 return "(0c)ReceiveCoreLockRecord";
215 return "(0d)ReceiveCoreUnlockRecord";
217 return "(0e)SendCoreBadOp";
219 return "(0f)ReceiveCoreCreate";
221 return "(10)ReceiveCoreCheckPath";
223 return "(11)SendCoreBadOp";
225 return "(12)ReceiveCoreSeek";
227 return "(1a)ReceiveCoreReadRaw";
229 return "(1d)ReceiveCoreWriteRawDummy";
231 return "(22)ReceiveV3SetAttributes";
233 return "(23)ReceiveV3GetAttributes";
235 return "(24)ReceiveV3LockingX";
237 return "(29)SendCoreBadOp";
239 return "(2b)ReceiveCoreEcho";
241 return "(2d)ReceiveV3OpenX";
243 return "(2e)ReceiveV3ReadX";
245 return "(32)ReceiveV3Tran2A";
247 return "(33)ReceiveV3Tran2A";
249 return "(34)ReceiveV3FindClose";
251 return "(35)ReceiveV3FindNotifyClose";
253 return "(70)ReceiveCoreTreeConnect";
255 return "(71)ReceiveCoreTreeDisconnect";
257 return "(72)ReceiveNegotiate";
259 return "(73)ReceiveV3SessionSetupX";
261 return "(74)ReceiveV3UserLogoffX";
263 return "(75)ReceiveV3TreeConnectX";
265 return "(80)ReceiveCoreGetDiskAttributes";
267 return "(81)ReceiveCoreSearchDir";
269 return "(A0)ReceiveNTTransact";
271 return "(A2)ReceiveNTCreateX";
273 return "(A4)ReceiveNTCancel";
275 return "(c0)SendCoreBadOp";
277 return "(c1)SendCoreBadOp";
279 return "(c2)SendCoreBadOp";
281 return "(c3)SendCoreBadOp";
285 char * myCrt_2Dispatch(int i)
290 return "unknown SMB op-2";
292 return "S(00)CreateFile";
294 return "S(01)FindFirst";
296 return "S(02)FindNext"; /* FindNext */
298 return "S(03)QueryFileSystem_ReceiveTran2QFSInfo";
302 return "S(05)QueryFileInfo_ReceiveTran2QPathInfo";
304 return "S(06)SetFileInfo_ReceiveTran2SetPathInfo";
306 return "S(07)SetInfoHandle_ReceiveTran2QFileInfo";
308 return "S(08)??_ReceiveTran2SetFileInfo";
310 return "S(09)??_ReceiveTran2FSCTL";
312 return "S(0a)_ReceiveTran2IOCTL";
314 return "S(0b)_ReceiveTran2FindNotifyFirst";
316 return "S(0c)_ReceiveTran2FindNotifyNext";
318 return "S(0d)CreateDirectory_ReceiveTran2MKDir";
322 /* scache must be locked */
323 unsigned int smb_Attributes(cm_scache_t *scp)
327 if (scp->fileType == CM_SCACHETYPE_DIRECTORY
328 || scp->fileType == CM_SCACHETYPE_MOUNTPOINT)
334 * We used to mark a file RO if it was in an RO volume, but that
335 * turns out to be impolitic in NT. See defect 10007.
338 if ((scp->unixModeBits & 0222) == 0 || (scp->flags & CM_SCACHEFLAG_RO))
340 if ((scp->unixModeBits & 0222) == 0)
341 attrs |= 1; /* turn on read-only flag */
346 static int ExtractBits(WORD bits, short start, short len)
353 num = bits << (16 - end);
354 num = num >> ((16 - end) + start);
360 void ShowUnixTime(char *FuncName, long unixTime)
365 smb_LargeSearchTimeFromUnixTime(&ft, unixTime);
367 if (!FileTimeToDosDateTime(&ft, &wDate, &wTime))
368 osi_Log1(afsd_logp, "Failed to convert filetime to dos datetime: %d", GetLastError());
370 int day, month, year, sec, min, hour;
373 day = ExtractBits(wDate, 0, 5);
374 month = ExtractBits(wDate, 5, 4);
375 year = ExtractBits(wDate, 9, 7) + 1980;
377 sec = ExtractBits(wTime, 0, 5);
378 min = ExtractBits(wTime, 5, 6);
379 hour = ExtractBits(wTime, 11, 5);
381 sprintf(msg, "%s = %02d-%02d-%04d %02d:%02d:%02d", FuncName, month, day, year, hour, min, sec);
382 osi_Log1(afsd_logp, "%s", osi_LogSaveString(afsd_logp, msg));
388 /* Determine if we are observing daylight savings time */
389 void GetTimeZoneInfo(BOOL *pDST, LONG *pDstBias, LONG *pBias)
391 TIME_ZONE_INFORMATION timeZoneInformation;
392 SYSTEMTIME utc, local, localDST;
394 /* Get the time zone info. NT uses this to calc if we are in DST. */
395 GetTimeZoneInformation(&timeZoneInformation);
397 /* Return the daylight bias */
398 *pDstBias = timeZoneInformation.DaylightBias;
400 /* Return the bias */
401 *pBias = timeZoneInformation.Bias;
403 /* Now determine if DST is being observed */
405 /* Get the UTC (GMT) time */
408 /* Convert UTC time to local time using the time zone info. If we are
409 observing DST, the calculated local time will include this.
411 SystemTimeToTzSpecificLocalTime(&timeZoneInformation, &utc, &localDST);
413 /* Set the daylight bias to 0. The daylight bias is the amount of change
414 in time that we use for daylight savings time. By setting this to 0
415 we cause there to be no change in time during daylight savings time.
417 timeZoneInformation.DaylightBias = 0;
419 /* Convert the utc time to local time again, but this time without any
420 adjustment for daylight savings time.
422 SystemTimeToTzSpecificLocalTime(&timeZoneInformation, &utc, &local);
424 /* If the two times are different, then it means that the localDST that
425 we calculated includes the daylight bias, and therefore we are
426 observing daylight savings time.
428 *pDST = localDST.wHour != local.wHour;
431 /* Determine if we are observing daylight savings time */
432 void GetTimeZoneInfo(BOOL *pDST, LONG *pDstBias, LONG *pBias)
438 *pDstBias = -60; /* where can this be different? */
444 void CompensateForSmbClientLastWriteTimeBugs(long *pLastWriteTime)
446 BOOL dst; /* Will be TRUE if observing DST */
447 LONG dstBias; /* Offset from local time if observing DST */
448 LONG bias; /* Offset from GMT for local time */
451 * This function will adjust the last write time to compensate
452 * for two bugs in the smb client:
454 * 1) During Daylight Savings Time, the LastWriteTime is ahead
455 * in time by the DaylightBias (ignoring the sign - the
456 * DaylightBias is always stored as a negative number). If
457 * the DaylightBias is -60, then the LastWriteTime will be
458 * ahead by 60 minutes.
460 * 2) If the local time zone is a positive offset from GMT, then
461 * the LastWriteTime will be the correct local time plus the
462 * Bias (ignoring the sign - a positive offset from GMT is
463 * always stored as a negative Bias). If the Bias is -120,
464 * then the LastWriteTime will be ahead by 120 minutes.
466 * These bugs can occur at the same time.
469 GetTimeZoneInfo(&dst, &dstBias, &bias);
471 /* First adjust for DST */
473 *pLastWriteTime -= (-dstBias * 60); /* Convert dstBias to seconds */
475 /* Now adjust for a positive offset from GMT (a negative bias). */
477 *pLastWriteTime -= (-bias * 60); /* Convert bias to seconds */
481 * Calculate the difference (in seconds) between local time and GMT.
482 * This enables us to convert file times to kludge-GMT.
488 struct tm gmt_tm, local_tm;
489 int days, hours, minutes, seconds;
492 gmt_tm = *(gmtime(&t));
493 local_tm = *(localtime(&t));
495 days = local_tm.tm_yday - gmt_tm.tm_yday;
496 hours = 24 * days + local_tm.tm_hour - gmt_tm.tm_hour;
497 minutes = 60 * hours + local_tm.tm_min - gmt_tm.tm_min;
498 seconds = 60 * minutes + local_tm.tm_sec - gmt_tm.tm_sec;
504 void smb_LargeSearchTimeFromUnixTime(FILETIME *largeTimep, long unixTime)
509 long ersatz_unixTime;
512 * Must use kludge-GMT instead of real GMT.
513 * kludge-GMT is computed by adding time zone difference to localtime.
516 * ltp = gmtime(&unixTime);
518 ersatz_unixTime = unixTime - smb_NowTZ;
519 ltp = localtime(&ersatz_unixTime);
521 /* if we fail, make up something */
524 localJunk.tm_year = 89 - 20;
525 localJunk.tm_mon = 4;
526 localJunk.tm_mday = 12;
527 localJunk.tm_hour = 0;
528 localJunk.tm_min = 0;
529 localJunk.tm_sec = 0;
532 stm.wYear = ltp->tm_year + 1900;
533 stm.wMonth = ltp->tm_mon + 1;
534 stm.wDayOfWeek = ltp->tm_wday;
535 stm.wDay = ltp->tm_mday;
536 stm.wHour = ltp->tm_hour;
537 stm.wMinute = ltp->tm_min;
538 stm.wSecond = ltp->tm_sec;
539 stm.wMilliseconds = 0;
541 SystemTimeToFileTime(&stm, largeTimep);
544 void smb_LargeSearchTimeFromUnixTime(FILETIME *largeTimep, long unixTime)
546 /* unixTime: seconds since 1/1/1970 00:00:00 GMT */
547 /* FILETIME: 100ns intervals since 1/1/1601 00:00:00 ??? */
548 LARGE_INTEGER *ft = (LARGE_INTEGER *) largeTimep;
550 int leap_years = 89; /* leap years betw 1/1/1601 and 1/1/1970 */
552 /* set ft to number of 100ns intervals betw 1/1/1601 and 1/1/1970 GMT */
553 *ft = ConvertLongToLargeInteger(((EPOCH_YEAR-1601) * 365 + leap_years)
555 *ft = LargeIntegerMultiplyByLong(*ft, 60);
556 *ft = LargeIntegerMultiplyByLong(*ft, 10000000);
559 ut = ConvertLongToLargeInteger(unixTime);
560 ut = LargeIntegerMultiplyByLong(ut, 10000000);
561 *ft = LargeIntegerAdd(*ft, ut);
566 void smb_UnixTimeFromLargeSearchTime(long *unixTimep, FILETIME *largeTimep)
572 FileTimeToSystemTime(largeTimep, &stm);
574 lt.tm_year = stm.wYear - 1900;
575 lt.tm_mon = stm.wMonth - 1;
576 lt.tm_wday = stm.wDayOfWeek;
577 lt.tm_mday = stm.wDay;
578 lt.tm_hour = stm.wHour;
579 lt.tm_min = stm.wMinute;
580 lt.tm_sec = stm.wSecond;
583 save_timezone = _timezone;
584 _timezone += smb_NowTZ;
585 *unixTimep = mktime(<);
586 _timezone = save_timezone;
589 void smb_UnixTimeFromLargeSearchTime(long *unixTimep, FILETIME *largeTimep)
591 /* unixTime: seconds since 1/1/1970 00:00:00 GMT */
592 /* FILETIME: 100ns intervals since 1/1/1601 00:00:00 GMT? */
593 LARGE_INTEGER *ft = (LARGE_INTEGER *) largeTimep;
597 /* set to number of 100ns intervals betw 1/1/1601 and 1/1/1970 */
598 a = ConvertLongToLargeInteger(((EPOCH_YEAR-1601) * 365 + leap_years) * 24 * 60
600 a = LargeIntegerMultiplyByLong(a, 60);
601 a = LargeIntegerMultiplyByLong(a, 10000000);
603 /* subtract it from ft */
604 a = LargeIntegerSubtract(*ft, a);
606 /* divide down to seconds */
607 *unixTimep = LargeIntegerDivideByLong(a, 10000000);
611 void smb_SearchTimeFromUnixTime(long *dosTimep, long unixTime)
618 ltp = localtime((time_t*) &unixTime);
620 /* if we fail, make up something */
623 localJunk.tm_year = 89 - 20;
624 localJunk.tm_mon = 4;
625 localJunk.tm_mday = 12;
626 localJunk.tm_hour = 0;
627 localJunk.tm_min = 0;
628 localJunk.tm_sec = 0;
631 dosDate = ((ltp->tm_year-80)<<9) | ((ltp->tm_mon+1) << 5) | (ltp->tm_mday);
632 dosTime = (ltp->tm_hour<<11) | (ltp->tm_min << 5) | (ltp->tm_sec / 2);
633 *dosTimep = (dosDate<<16) | dosTime;
636 void smb_UnixTimeFromSearchTime(long *unixTimep, long searchTime)
638 unsigned short dosDate;
639 unsigned short dosTime;
642 dosDate = searchTime & 0xffff;
643 dosTime = (searchTime >> 16) & 0xffff;
645 localTm.tm_year = 80 + ((dosDate>>9) & 0x3f);
646 localTm.tm_mon = ((dosDate >> 5) & 0xf) - 1; /* January is 0 in localTm */
647 localTm.tm_mday = (dosDate) & 0x1f;
648 localTm.tm_hour = (dosTime>>11) & 0x1f;
649 localTm.tm_min = (dosTime >> 5) & 0x3f;
650 localTm.tm_sec = (dosTime & 0x1f) * 2;
651 localTm.tm_isdst = -1; /* compute whether DST in effect */
653 *unixTimep = mktime(&localTm);
656 void smb_DosUTimeFromUnixTime(long *dosUTimep, long unixTime)
658 *dosUTimep = unixTime - smb_localZero;
661 void smb_UnixTimeFromDosUTime(long *unixTimep, long dosTime)
664 *unixTimep = dosTime + smb_localZero;
666 /* dosTime seems to be already adjusted for GMT */
667 *unixTimep = dosTime;
671 smb_vc_t *smb_FindVC(unsigned short lsn, int flags, int lana)
675 lock_ObtainWrite(&smb_rctLock);
676 for(vcp = smb_allVCsp; vcp; vcp=vcp->nextp) {
677 if (lsn == vcp->lsn && lana == vcp->lana) {
682 if (!vcp && (flags & SMB_FLAG_CREATE)) {
683 vcp = malloc(sizeof(*vcp));
684 memset(vcp, 0, sizeof(*vcp));
688 vcp->uidCounter = 1; /* UID 0 is reserved for blank user */
689 vcp->nextp = smb_allVCsp;
691 lock_InitializeMutex(&vcp->mx, "vc_t mutex");
695 lock_ReleaseWrite(&smb_rctLock);
699 int smb_IsStarMask(char *maskp)
704 for(i=0; i<11; i++) {
706 if (tc == '?' || tc == '*' || tc == '>') return 1;
711 void smb_ReleaseVC(smb_vc_t *vcp)
713 lock_ObtainWrite(&smb_rctLock);
714 osi_assert(vcp->refCount-- > 0);
715 lock_ReleaseWrite(&smb_rctLock);
718 void smb_HoldVC(smb_vc_t *vcp)
720 lock_ObtainWrite(&smb_rctLock);
722 lock_ReleaseWrite(&smb_rctLock);
725 smb_tid_t *smb_FindTID(smb_vc_t *vcp, unsigned short tid, int flags)
729 lock_ObtainWrite(&smb_rctLock);
730 for(tidp = vcp->tidsp; tidp; tidp = tidp->nextp) {
731 if (tid == tidp->tid) {
736 if (!tidp && (flags & SMB_FLAG_CREATE)) {
737 tidp = malloc(sizeof(*tidp));
738 memset(tidp, 0, sizeof(*tidp));
739 tidp->nextp = vcp->tidsp;
743 lock_InitializeMutex(&tidp->mx, "tid_t mutex");
746 lock_ReleaseWrite(&smb_rctLock);
750 void smb_ReleaseTID(smb_tid_t *tidp)
757 lock_ObtainWrite(&smb_rctLock);
758 osi_assert(tidp->refCount-- > 0);
759 if (tidp->refCount == 0 && (tidp->flags & SMB_TIDFLAG_DELETE)) {
760 ltpp = &tidp->vcp->tidsp;
761 for(tp = *ltpp; tp; ltpp = &tp->nextp, tp = *ltpp) {
762 if (tp == tidp) break;
764 osi_assert(tp != NULL);
766 lock_FinalizeMutex(&tidp->mx);
767 userp = tidp->userp; /* remember to drop ref later */
769 lock_ReleaseWrite(&smb_rctLock);
771 cm_ReleaseUser(userp);
775 smb_user_t *smb_FindUID(smb_vc_t *vcp, unsigned short uid, int flags)
777 smb_user_t *uidp = NULL;
779 lock_ObtainWrite(&smb_rctLock);
780 for(uidp = vcp->usersp; uidp; uidp = uidp->nextp) {
781 if (uid == uidp->userID) {
783 osi_LogEvent("AFS smb_FindUID (Find by UID)",NULL," VCP[%x] found-uid[%d] name[%s]",vcp,uidp->userID,(uidp->unp) ? uidp->unp->name : "");
787 if (!uidp && (flags & SMB_FLAG_CREATE)) {
788 uidp = malloc(sizeof(*uidp));
789 memset(uidp, 0, sizeof(*uidp));
790 uidp->nextp = vcp->usersp;
794 lock_InitializeMutex(&uidp->mx, "uid_t mutex");
796 osi_LogEvent("AFS smb_FindUID (Find by UID)",NULL,"VCP[%x] new-uid[%d] name[%s]",vcp,uidp->userID,(uidp->unp ? uidp->unp->name : ""));
798 lock_ReleaseWrite(&smb_rctLock);
802 smb_username_t *smb_FindUserByName(char *usern, char *machine, int flags)
804 smb_username_t *unp= NULL;
806 lock_ObtainWrite(&smb_rctLock);
807 for(unp = usernamesp; unp; unp = unp->nextp) {
808 if (stricmp(unp->name, usern) == 0 &&
809 stricmp(unp->machine, machine) == 0) {
814 if (!unp && (flags & SMB_FLAG_CREATE)) {
815 unp = malloc(sizeof(*unp));
816 memset(unp, 0, sizeof(*unp));
817 unp->nextp = usernamesp;
818 unp->name = strdup(usern);
819 unp->machine = strdup(machine);
821 lock_InitializeMutex(&unp->mx, "username_t mutex");
823 lock_ReleaseWrite(&smb_rctLock);
827 smb_user_t *smb_FindUserByNameThisSession(smb_vc_t *vcp, char *usern)
829 smb_user_t *uidp= NULL;
831 lock_ObtainWrite(&smb_rctLock);
832 for(uidp = vcp->usersp; uidp; uidp = uidp->nextp) {
835 if (stricmp(uidp->unp->name, usern) == 0) {
837 osi_LogEvent("AFS smb_FindUserByNameThisSession",NULL,"VCP[%x] uid[%d] match-name[%s]",vcp,uidp->userID,usern);
842 lock_ReleaseWrite(&smb_rctLock);
845 void smb_ReleaseUID(smb_user_t *uidp)
852 lock_ObtainWrite(&smb_rctLock);
853 osi_assert(uidp->refCount-- > 0);
854 if (uidp->refCount == 0 && (uidp->flags & SMB_USERFLAG_DELETE)) {
855 lupp = &uidp->vcp->usersp;
856 for(up = *lupp; up; lupp = &up->nextp, up = *lupp) {
857 if (up == uidp) break;
859 osi_assert(up != NULL);
861 lock_FinalizeMutex(&uidp->mx);
863 userp = uidp->unp->userp; /* remember to drop ref later */
865 lock_ReleaseWrite(&smb_rctLock);
867 cm_ReleaseUserVCRef(userp);
868 cm_ReleaseUser(userp);
872 /* retrieve a held reference to a user structure corresponding to an incoming
874 * corresponding release function is cm_ReleaseUser.
876 cm_user_t *smb_GetUser(smb_vc_t *vcp, smb_packet_t *inp)
882 smbp = (smb_t *) inp;
883 uidp = smb_FindUID(vcp, smbp->uid, 0);
884 if ((!uidp) || (!uidp->unp))
887 lock_ObtainMutex(&uidp->mx);
888 up = uidp->unp->userp;
890 lock_ReleaseMutex(&uidp->mx);
892 smb_ReleaseUID(uidp);
898 * Return a pointer to a pathname extracted from a TID structure. The
899 * TID structure is not held; assume it won't go away.
901 char *smb_GetTIDPath(smb_vc_t *vcp, unsigned short tid)
906 tidp = smb_FindTID(vcp, tid, 0);
907 tpath = tidp->pathname;
908 smb_ReleaseTID(tidp);
912 /* check to see if we have a chained fid, that is, a fid that comes from an
913 * OpenAndX message that ran earlier in this packet. In this case, the fid
914 * field in a read, for example, request, isn't set, since the value is
915 * supposed to be inherited from the openAndX call.
917 int smb_ChainFID(int fid, smb_packet_t *inp)
919 if (inp->fid == 0 || inp->inCount == 0) return fid;
920 else return inp->fid;
923 /* are we a priv'd user? What does this mean on NT? */
924 int smb_SUser(cm_user_t *userp)
929 /* find a file ID. If pass in 0, we'll allocate on on a create operation. */
930 smb_fid_t *smb_FindFID(smb_vc_t *vcp, unsigned short fid, int flags)
935 /* figure out if we need to allocate a new file ID */
938 fid = vcp->fidCounter;
942 lock_ObtainWrite(&smb_rctLock);
944 for(fidp = vcp->fidsp; fidp; fidp = (smb_fid_t *) osi_QNext(&fidp->q)) {
945 if (fid == fidp->fid) {
948 if (fid == 0) fid = 1;
955 if (!fidp && (flags & SMB_FLAG_CREATE)) {
956 fidp = malloc(sizeof(*fidp));
957 memset(fidp, 0, sizeof(*fidp));
958 osi_QAdd((osi_queue_t **)&vcp->fidsp, &fidp->q);
961 lock_InitializeMutex(&fidp->mx, "fid_t mutex");
963 fidp->curr_chunk = fidp->prev_chunk = -2;
964 fidp->raw_write_event = thrd_CreateEvent(NULL, FALSE, TRUE, NULL);
966 vcp->fidCounter = fid+1;
967 if (vcp->fidCounter == 0) vcp->fidCounter = 1;
970 lock_ReleaseWrite(&smb_rctLock);
974 void smb_ReleaseFID(smb_fid_t *fidp)
981 lock_ObtainWrite(&smb_rctLock);
982 osi_assert(fidp->refCount-- > 0);
983 if (fidp->refCount == 0 && (fidp->flags & SMB_FID_DELETE)) {
985 if (!(fidp->flags & SMB_FID_IOCTL))
987 osi_QRemove((osi_queue_t **) &vcp->fidsp, &fidp->q);
988 thrd_CloseHandle(fidp->raw_write_event);
990 /* and see if there is ioctl stuff to free */
991 ioctlp = fidp->ioctlp;
993 if (ioctlp->prefix) cm_FreeSpace(ioctlp->prefix);
994 if (ioctlp->inAllocp) free(ioctlp->inAllocp);
995 if (ioctlp->outAllocp) free(ioctlp->outAllocp);
1001 lock_ReleaseWrite(&smb_rctLock);
1003 /* now release the scache structure */
1004 if (scp) cm_ReleaseSCache(scp);
1008 * Case-insensitive search for one string in another;
1009 * used to find variable names in submount pathnames.
1011 static char *smb_stristr(char *str1, char *str2)
1015 for (cursor = str1; *cursor; cursor++)
1016 if (stricmp(cursor, str2) == 0)
1023 * Substitute a variable value for its name in a submount pathname. Variable
1024 * name has been identified by smb_stristr() and is in substr. Variable name
1025 * length (plus one) is in substr_size. Variable value is in newstr.
1027 static void smb_subst(char *str1, char *substr, unsigned int substr_size,
1032 strcpy(temp, substr + substr_size - 1);
1033 strcpy(substr, newstr);
1037 char VNUserName[] = "%USERNAME%";
1038 char VNLCUserName[] = "%LCUSERNAME%";
1039 char VNComputerName[] = "%COMPUTERNAME%";
1040 char VNLCComputerName[] = "%LCCOMPUTERNAME%";
1042 /* List available shares */
1043 int smb_ListShares()
1047 char shareBuf[4096];
1055 /*strcpy(shareNameList[num_shares], "all");
1056 strcpy(pathNameList[num_shares++], "/afs");*/
1057 fprintf(stderr, "The following shares are available:\n");
1058 fprintf(stderr, "Share Name (AFS Path)\n");
1059 fprintf(stderr, "---------------------\n");
1060 fprintf(stderr, "\\\\%s\\%-16s (/afs)\n", smb_localNamep, "ALL");
1063 code = GetWindowsDirectory(sbmtpath, sizeof(sbmtpath));
1064 if (code == 0 || code > sizeof(sbmtpath)) return -1;
1066 strcpy(sbmtpath, cm_confDir);
1068 strcat(sbmtpath, "/afsdsbmt.ini");
1069 len = GetPrivateProfileString("AFS Submounts", NULL, NULL,
1070 shareBuf, sizeof(shareBuf),
1076 this_share = shareBuf;
1080 /*strcpy(shareNameList[num_shares], this_share);*/
1081 len = GetPrivateProfileString("AFS Submounts", this_share,
1085 if (!len) return num_shares;
1087 if (strncmp(p, "/afs", 4) != 0)
1090 if (*p == '\\') *p = '/'; /* change to / */
1094 fprintf(stderr, "\\\\%s\\%-16s (%s%s)\n",
1095 smb_localNamep, this_share, (print_afs ? "/afs" : "\0"),
1098 while (*this_share != NULL) this_share++; /* find next NULL */
1099 this_share++; /* skip past the NULL */
1100 } while (*this_share != NULL); /* stop at final NULL */
1105 /* find a shareName in the table of submounts */
1106 int smb_FindShare(smb_vc_t *vcp, smb_packet_t *inp, char *shareName,
1110 char pathName[1024];
1118 if (strcmp(shareName, "IPC$") == 0) {
1123 if (_stricmp(shareName, "all") == 0) {
1129 strcpy(sbmtpath, "afsdsbmt.ini");
1131 strcpy(sbmtpath, cm_confDir);
1132 strcat(sbmtpath, "/afsdsbmt.ini");
1134 len = GetPrivateProfileString("AFS Submounts", shareName, "",
1135 pathName, sizeof(pathName), sbmtpath);
1136 if (len == 0 || len == sizeof(pathName) - 1) {
1141 /* We can accept either unix or PC style AFS pathnames. Convert
1142 Unix-style to PC style here for internal use. */
1144 if (strncmp(p, "/afs", 4) == 0)
1145 p += 4; /* skip /afs */
1148 if (*q == '/') *q = '\\'; /* change to \ */
1154 if (var = smb_stristr(p, VNUserName)) {
1155 uidp = smb_FindUID(vcp, ((smb_t *)inp)->uid, 0);
1156 if (uidp && uidp->unp)
1157 smb_subst(p, var, sizeof(VNUserName),
1160 smb_subst(p, var, sizeof(VNUserName),
1162 smb_ReleaseUID(uidp);
1164 else if (var = smb_stristr(p, VNLCUserName)) {
1165 uidp = smb_FindUID(vcp, ((smb_t *)inp)->uid, 0);
1166 if (uidp && uidp->unp)
1167 strcpy(temp, uidp->unp->name);
1168 else strcpy(temp, " ");
1170 smb_subst(p, var, sizeof(VNLCUserName), temp);
1171 smb_ReleaseUID(uidp);
1173 else if (var = smb_stristr(p, VNComputerName)) {
1174 sizeTemp = sizeof(temp);
1175 GetComputerName((LPTSTR)temp, &sizeTemp);
1176 smb_subst(p, var, sizeof(VNComputerName),
1179 else if (var = smb_stristr(p, VNLCComputerName)) {
1180 sizeTemp = sizeof(temp);
1181 GetComputerName((LPTSTR)temp, &sizeTemp);
1183 smb_subst(p, var, sizeof(VNLCComputerName),
1189 *pathNamep = strdup(p);
1193 /* find a dir search structure by cookie value, and return it held.
1194 * Must be called with smb_globalLock held.
1196 smb_dirSearch_t *smb_FindDirSearchNL(long cookie)
1198 smb_dirSearch_t *dsp;
1200 for(dsp = smb_firstDirSearchp; dsp; dsp = (smb_dirSearch_t *) osi_QNext(&dsp->q)) {
1201 if (dsp->cookie == cookie) {
1202 if (dsp != smb_firstDirSearchp) {
1203 /* move to head of LRU queue, too, if we're not already there */
1204 if (smb_lastDirSearchp == (smb_dirSearch_t *) &dsp->q)
1205 smb_lastDirSearchp = (smb_dirSearch_t *)
1207 osi_QRemove((osi_queue_t **) &smb_firstDirSearchp, &dsp->q);
1208 osi_QAdd((osi_queue_t **) &smb_firstDirSearchp, &dsp->q);
1209 if (!smb_lastDirSearchp)
1210 smb_lastDirSearchp = (smb_dirSearch_t *) &dsp->q;
1219 void smb_DeleteDirSearch(smb_dirSearch_t *dsp)
1221 lock_ObtainWrite(&smb_globalLock);
1222 dsp->flags |= SMB_DIRSEARCH_DELETE;
1223 lock_ReleaseWrite(&smb_globalLock);
1224 lock_ObtainMutex(&dsp->mx);
1225 if(dsp->scp != NULL) {
1226 lock_ObtainMutex(&dsp->scp->mx);
1227 if (dsp->flags & SMB_DIRSEARCH_BULKST) {
1228 dsp->flags &= ~SMB_DIRSEARCH_BULKST;
1229 dsp->scp->flags &= ~CM_SCACHEFLAG_BULKSTATTING;
1230 dsp->scp->bulkStatProgress = hones;
1232 lock_ReleaseMutex(&dsp->scp->mx);
1234 lock_ReleaseMutex(&dsp->mx);
1237 void smb_ReleaseDirSearch(smb_dirSearch_t *dsp)
1243 lock_ObtainWrite(&smb_globalLock);
1244 osi_assert(dsp->refCount-- > 0);
1245 if (dsp->refCount == 0 && (dsp->flags & SMB_DIRSEARCH_DELETE)) {
1246 if (&dsp->q == (osi_queue_t *) smb_lastDirSearchp)
1247 smb_lastDirSearchp = (smb_dirSearch_t *) osi_QPrev(&smb_lastDirSearchp->q);
1248 osi_QRemove((osi_queue_t **) &smb_firstDirSearchp, &dsp->q);
1249 lock_FinalizeMutex(&dsp->mx);
1253 lock_ReleaseWrite(&smb_globalLock);
1255 /* do this now to avoid spurious locking hierarchy creation */
1256 if (scp) cm_ReleaseSCache(scp);
1259 /* find a dir search structure by cookie value, and return it held */
1260 smb_dirSearch_t *smb_FindDirSearch(long cookie)
1262 smb_dirSearch_t *dsp;
1264 lock_ObtainWrite(&smb_globalLock);
1265 dsp = smb_FindDirSearchNL(cookie);
1266 lock_ReleaseWrite(&smb_globalLock);
1270 /* GC some dir search entries, in the address space expected by the specific protocol.
1271 * Must be called with smb_globalLock held; release the lock temporarily.
1273 #define SMB_DIRSEARCH_GCMAX 10 /* how many at once */
1274 void smb_GCDirSearches(int isV3)
1276 smb_dirSearch_t *prevp;
1277 smb_dirSearch_t *tp;
1278 smb_dirSearch_t *victimsp[SMB_DIRSEARCH_GCMAX];
1282 victimCount = 0; /* how many have we got so far */
1283 for(tp = smb_lastDirSearchp; tp; tp=prevp) {
1284 prevp = (smb_dirSearch_t *) osi_QPrev(&tp->q); /* we'll move tp from queue, so
1287 /* if no one is using this guy, and we're either in the new protocol,
1288 * or we're in the old one and this is a small enough ID to be useful
1289 * to the old protocol, GC this guy.
1291 if (tp->refCount == 0 && (isV3 || tp->cookie <= 255)) {
1292 /* hold and delete */
1293 tp->flags |= SMB_DIRSEARCH_DELETE;
1294 victimsp[victimCount++] = tp;
1298 /* don't do more than this */
1299 if (victimCount >= SMB_DIRSEARCH_GCMAX) break;
1302 /* now release them */
1303 lock_ReleaseWrite(&smb_globalLock);
1304 for(i = 0; i < victimCount; i++) {
1305 smb_ReleaseDirSearch(victimsp[i]);
1307 lock_ObtainWrite(&smb_globalLock);
1310 /* function for allocating a dir search entry. We need these to remember enough context
1311 * since we don't get passed the path from call to call during a directory search.
1313 * Returns a held dir search structure, and bumps the reference count on the vnode,
1314 * since it saves a pointer to the vnode.
1316 smb_dirSearch_t *smb_NewDirSearch(int isV3)
1318 smb_dirSearch_t *dsp;
1322 lock_ObtainWrite(&smb_globalLock);
1325 /* what's the biggest ID allowed in this version of the protocol */
1326 if (isV3) maxAllowed = 65535;
1327 else maxAllowed = 255;
1330 /* twice so we have enough tries to find guys we GC after one pass;
1331 * 10 extra is just in case I mis-counted.
1333 if (++counter > 2*maxAllowed+10) osi_panic("afsd: dir search cookie leak",
1334 __FILE__, __LINE__);
1335 if (smb_dirSearchCounter > maxAllowed) {
1336 smb_dirSearchCounter = 1;
1337 smb_GCDirSearches(isV3); /* GC some (drops global lock) */
1339 dsp = smb_FindDirSearchNL(smb_dirSearchCounter);
1341 /* don't need to watch for refcount zero and deleted, since
1342 * we haven't dropped the global lock.
1345 ++smb_dirSearchCounter;
1349 dsp = malloc(sizeof(*dsp));
1350 memset(dsp, 0, sizeof(*dsp));
1351 osi_QAdd((osi_queue_t **) &smb_firstDirSearchp, &dsp->q);
1352 if (!smb_lastDirSearchp) smb_lastDirSearchp = (smb_dirSearch_t *) &dsp->q;
1353 dsp->cookie = smb_dirSearchCounter;
1354 ++smb_dirSearchCounter;
1356 lock_InitializeMutex(&dsp->mx, "cm_dirSearch_t");
1357 dsp->lastTime = osi_Time();
1360 lock_ReleaseWrite(&smb_globalLock);
1364 static smb_packet_t *GetPacket(void)
1368 unsigned int npar, seg, tb_sel;
1371 lock_ObtainWrite(&smb_globalLock);
1372 tbp = smb_packetFreeListp;
1373 if (tbp) smb_packetFreeListp = tbp->nextp;
1374 lock_ReleaseWrite(&smb_globalLock);
1377 tbp = GlobalAlloc(GMEM_FIXED, 65540);
1379 tbp = malloc(sizeof(smb_packet_t));
1381 tbp->magic = SMB_PACKETMAGIC;
1384 tbp->resumeCode = 0;
1390 tbp->ncb_length = 0;
1394 npar = SMB_PACKETSIZE >> 4; /* number of paragraphs */
1397 __dpmi_allocate_dos_memory(npar, &tb_sel); /* DOS segment */
1399 afsi_log("Cannot allocate %d paragraphs of DOS memory",
1401 osi_panic("",__FILE__,__LINE__);
1404 afsi_log("Allocated %d paragraphs of DOS mem at 0x%X",
1409 tbp->dos_pkt = (seg * 16) + 0; /* DOS physical address */
1410 tbp->dos_pkt_sel = tb_sel;
1413 osi_assert(tbp->magic == SMB_PACKETMAGIC);
1418 smb_packet_t *smb_CopyPacket(smb_packet_t *pkt)
1422 memcpy(tbp, pkt, sizeof(smb_packet_t));
1423 tbp->wctp = tbp->data + ((unsigned int)pkt->wctp -
1424 (unsigned int)pkt->data);
1428 static NCB *GetNCB(void)
1433 unsigned int npar, seg, tb_sel;
1436 lock_ObtainWrite(&smb_globalLock);
1437 tbp = smb_ncbFreeListp;
1438 if (tbp) smb_ncbFreeListp = tbp->nextp;
1439 lock_ReleaseWrite(&smb_globalLock);
1442 tbp = GlobalAlloc(GMEM_FIXED, sizeof(*tbp));
1444 tbp = malloc(sizeof(*tbp));
1445 npar = (sizeof(NCB)+15) >> 4; /* number of paragraphs */
1448 __dpmi_allocate_dos_memory(npar, &tb_sel); /* DOS segment */
1450 afsi_log("Cannot allocate %d paragraphs of DOS mem in GetNCB",
1452 osi_panic("",__FILE__,__LINE__);
1454 afsi_log("Allocated %d paragraphs of DOS mem at 0x%X in GetNCB",
1459 tbp->dos_ncb = (seg * 16) + 0; /* DOS physical address */
1460 tbp->dos_ncb_sel = tb_sel;
1462 tbp->magic = SMB_NCBMAGIC;
1465 osi_assert(tbp->magic == SMB_NCBMAGIC);
1467 memset(&tbp->ncb, 0, sizeof(NCB));
1470 dos_memset(tbp->dos_ncb, 0, sizeof(NCB));
1475 void smb_FreePacket(smb_packet_t *tbp)
1477 osi_assert(tbp->magic == SMB_PACKETMAGIC);
1479 lock_ObtainWrite(&smb_globalLock);
1480 tbp->nextp = smb_packetFreeListp;
1481 smb_packetFreeListp = tbp;
1482 tbp->magic = SMB_PACKETMAGIC;
1485 tbp->resumeCode = 0;
1491 tbp->ncb_length = 0;
1493 lock_ReleaseWrite(&smb_globalLock);
1496 static void FreeNCB(NCB *bufferp)
1500 tbp = (smb_ncb_t *) bufferp;
1501 osi_assert(tbp->magic == SMB_NCBMAGIC);
1503 lock_ObtainWrite(&smb_globalLock);
1504 tbp->nextp = smb_ncbFreeListp;
1505 smb_ncbFreeListp = tbp;
1506 lock_ReleaseWrite(&smb_globalLock);
1509 /* get a ptr to the data part of a packet, and its count */
1510 unsigned char *smb_GetSMBData(smb_packet_t *smbp, int *nbytesp)
1514 unsigned char *afterParmsp;
1516 parmBytes = *smbp->wctp << 1;
1517 afterParmsp = smbp->wctp + parmBytes + 1;
1519 dataBytes = afterParmsp[0] + (afterParmsp[1]<<8);
1520 if (nbytesp) *nbytesp = dataBytes;
1522 /* don't forget to skip the data byte count, since it follows
1523 * the parameters; that's where the "2" comes from below.
1525 return (unsigned char *) (afterParmsp + 2);
1528 /* must set all the returned parameters before playing around with the
1529 * data region, since the data region is located past the end of the
1530 * variable number of parameters.
1532 void smb_SetSMBDataLength(smb_packet_t *smbp, unsigned int dsize)
1534 unsigned char *afterParmsp;
1536 afterParmsp = smbp->wctp + ((*smbp->wctp)<<1) + 1;
1538 *afterParmsp++ = dsize & 0xff;
1539 *afterParmsp = (dsize>>8) & 0xff;
1542 /* return the parm'th parameter in the smbp packet */
1543 unsigned int smb_GetSMBParm(smb_packet_t *smbp, int parm)
1546 unsigned char *parmDatap;
1548 parmCount = *smbp->wctp;
1550 if (parm >= parmCount) {
1555 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
1556 sprintf(s, "Bad SMB param %d out of %d, ncb len %d",
1557 parm, parmCount, smbp->ncb_length);
1559 ReportEvent(h, EVENTLOG_ERROR_TYPE, 0, 1006, NULL,
1560 1, smbp->ncb_length, ptbuf, smbp);
1561 DeregisterEventSource(h);
1565 sprintf(s, "Bad SMB param %d out of %d, ncb len %d",
1566 parm, parmCount, smbp->ncb_length);
1567 osi_Log0(afsd_logp, s);
1569 osi_panic(s, __FILE__, __LINE__);
1571 parmDatap = smbp->wctp + (2*parm) + 1;
1573 return parmDatap[0] + (parmDatap[1] << 8);
1576 /* return the parm'th parameter in the smbp packet */
1577 unsigned int smb_GetSMBOffsetParm(smb_packet_t *smbp, int parm, int offset)
1580 unsigned char *parmDatap;
1582 parmCount = *smbp->wctp;
1584 if (parm * 2 + offset >= parmCount * 2) {
1589 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
1590 sprintf(s, "Bad SMB param %d offset %d out of %d, ncb len %d",
1591 parm, offset, parmCount, smbp->ncb_length);
1593 ReportEvent(h, EVENTLOG_ERROR_TYPE, 0, 1006, NULL,
1594 1, smbp->ncb_length, ptbuf, smbp);
1595 DeregisterEventSource(h);
1599 sprintf(s, "Bad SMB param %d offset %d out of %d, "
1601 parm, offset, parmCount, smbp->ncb_length);
1602 osi_Log0(afsd_logp, s);
1605 osi_panic(s, __FILE__, __LINE__);
1607 parmDatap = smbp->wctp + (2*parm) + 1 + offset;
1609 return parmDatap[0] + (parmDatap[1] << 8);
1612 void smb_SetSMBParm(smb_packet_t *smbp, int slot, unsigned int parmValue)
1616 /* make sure we have enough slots */
1617 if (*smbp->wctp <= slot) *smbp->wctp = slot+1;
1619 parmDatap = smbp->wctp + 2*slot + 1 + smbp->oddByte;
1620 *parmDatap++ = parmValue & 0xff;
1621 *parmDatap = (parmValue>>8) & 0xff;
1624 void smb_SetSMBParmLong(smb_packet_t *smbp, int slot, unsigned int parmValue)
1628 /* make sure we have enough slots */
1629 if (*smbp->wctp <= slot) *smbp->wctp = slot+2;
1631 parmDatap = smbp->wctp + 2*slot + 1 + smbp->oddByte;
1632 *parmDatap++ = parmValue & 0xff;
1633 *parmDatap++ = (parmValue>>8) & 0xff;
1634 *parmDatap++ = (parmValue>>16) & 0xff;
1635 *parmDatap++ = (parmValue>>24) & 0xff;
1638 void smb_SetSMBParmDouble(smb_packet_t *smbp, int slot, char *parmValuep)
1643 /* make sure we have enough slots */
1644 if (*smbp->wctp <= slot) *smbp->wctp = slot+4;
1646 parmDatap = smbp->wctp + 2*slot + 1 + smbp->oddByte;
1648 *parmDatap++ = *parmValuep++;
1651 void smb_SetSMBParmByte(smb_packet_t *smbp, int slot, unsigned int parmValue)
1655 /* make sure we have enough slots */
1656 if (*smbp->wctp <= slot) {
1657 if (smbp->oddByte) {
1659 *smbp->wctp = slot+1;
1664 parmDatap = smbp->wctp + 2*slot + 1 + (1 - smbp->oddByte);
1665 *parmDatap++ = parmValue & 0xff;
1668 void smb_StripLastComponent(char *outPathp, char **lastComponentp, char *inPathp)
1672 lastSlashp = strrchr(inPathp, '\\');
1674 *lastComponentp = lastSlashp;
1677 if (inPathp == lastSlashp) break;
1678 *outPathp++ = *inPathp++;
1687 unsigned char *smb_ParseASCIIBlock(unsigned char *inp, char **chainpp)
1689 if (*inp++ != 0x4) return NULL;
1691 *chainpp = inp + strlen(inp) + 1; /* skip over null-terminated string */
1696 unsigned char *smb_ParseVblBlock(unsigned char *inp, char **chainpp, int *lengthp)
1700 if (*inp++ != 0x5) return NULL;
1701 tlen = inp[0] + (inp[1]<<8);
1702 inp += 2; /* skip length field */
1705 *chainpp = inp + tlen;
1708 if (lengthp) *lengthp = tlen;
1713 /* format a packet as a response */
1714 void smb_FormatResponsePacket(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *op)
1719 outp = (smb_t *) op;
1721 /* zero the basic structure through the smb_wct field, and zero the data
1722 * size field, assuming that wct stays zero; otherwise, you have to
1723 * explicitly set the data size field, too.
1725 inSmbp = (smb_t *) inp;
1726 memset(outp, 0, sizeof(smb_t)+2);
1732 outp->com = inSmbp->com;
1733 outp->tid = inSmbp->tid;
1734 outp->pid = inSmbp->pid;
1735 outp->uid = inSmbp->uid;
1736 outp->mid = inSmbp->mid;
1737 outp->res[0] = inSmbp->res[0];
1738 outp->res[1] = inSmbp->res[1];
1739 op->inCom = inSmbp->com;
1741 outp->reb = 0x80; /* SERVER_RESP */
1742 outp->flg2 = 0x1; /* KNOWS_LONG_NAMES */
1744 /* copy fields in generic packet area */
1745 op->wctp = &outp->wct;
1748 /* send a (probably response) packet; vcp tells us to whom to send it.
1749 * we compute the length by looking at wct and bcc fields.
1751 void smb_SendPacket(smb_vc_t *vcp, smb_packet_t *inp)
1768 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
1771 memset((char *)ncbp, 0, sizeof(NCB));
1773 extra = 2 * (*inp->wctp); /* space used by parms, in bytes */
1774 tp = inp->wctp + 1+ extra; /* points to count of data bytes */
1775 extra += tp[0] + (tp[1]<<8);
1776 extra += ((unsigned int)inp->wctp - (unsigned int)inp->data); /* distance to last wct field */
1777 extra += 3; /* wct and length fields */
1779 ncbp->ncb_length = extra; /* bytes to send */
1780 ncbp->ncb_lsn = (unsigned char) vcp->lsn; /* vc to use */
1781 ncbp->ncb_lana_num = vcp->lana;
1782 ncbp->ncb_command = NCBSEND; /* op means send data */
1784 ncbp->ncb_buffer = (char *) inp;/* packet */
1785 code = Netbios(ncbp);
1787 ncbp->ncb_buffer = inp->dos_pkt;/* packet */
1788 ((smb_ncb_t*)ncbp)->orig_pkt = inp;
1790 /* copy header information from virtual to DOS address space */
1791 dosmemput((char*)inp, SMB_PACKETSIZE, inp->dos_pkt);
1792 code = Netbios(ncbp, dos_ncb);
1796 osi_Log1(afsd_logp, "SendPacket failure code %d", code);
1802 void smb_MapNTError(long code, unsigned long *NTStatusp)
1804 unsigned long NTStatus;
1806 /* map CM_ERROR_* errors to NT 32-bit status codes */
1807 if (code == CM_ERROR_NOSUCHCELL) {
1808 NTStatus = 0xC000000FL; /* No such file */
1810 else if (code == CM_ERROR_NOSUCHVOLUME) {
1811 NTStatus = 0xC000000FL; /* No such file */
1813 else if (code == CM_ERROR_TIMEDOUT) {
1814 NTStatus = 0xC00000CFL; /* Paused */
1816 else if (code == CM_ERROR_RETRY) {
1817 NTStatus = 0xC000022DL; /* Retry */
1819 else if (code == CM_ERROR_NOACCESS) {
1820 NTStatus = 0xC0000022L; /* Access denied */
1822 else if (code == CM_ERROR_READONLY) {
1823 NTStatus = 0xC00000A2L; /* Write protected */
1825 else if (code == CM_ERROR_NOSUCHFILE) {
1826 NTStatus = 0xC000000FL; /* No such file */
1828 else if (code == CM_ERROR_NOSUCHPATH) {
1829 NTStatus = 0xC000003AL; /* Object path not found */
1831 else if (code == CM_ERROR_TOOBIG) {
1832 NTStatus = 0xC000007BL; /* Invalid image format */
1834 else if (code == CM_ERROR_INVAL) {
1835 NTStatus = 0xC000000DL; /* Invalid parameter */
1837 else if (code == CM_ERROR_BADFD) {
1838 NTStatus = 0xC0000008L; /* Invalid handle */
1840 else if (code == CM_ERROR_BADFDOP) {
1841 NTStatus = 0xC0000022L; /* Access denied */
1843 else if (code == CM_ERROR_EXISTS) {
1844 NTStatus = 0xC0000035L; /* Object name collision */
1846 else if (code == CM_ERROR_NOTEMPTY) {
1847 NTStatus = 0xC0000101L; /* Directory not empty */
1849 else if (code == CM_ERROR_CROSSDEVLINK) {
1850 NTStatus = 0xC00000D4L; /* Not same device */
1852 else if (code == CM_ERROR_NOTDIR) {
1853 NTStatus = 0xC0000103L; /* Not a directory */
1855 else if (code == CM_ERROR_ISDIR) {
1856 NTStatus = 0xC00000BAL; /* File is a directory */
1858 else if (code == CM_ERROR_BADOP) {
1859 NTStatus = 0xC09820FFL; /* SMB no support */
1861 else if (code == CM_ERROR_BADSHARENAME) {
1862 NTStatus = 0xC00000CCL; /* Bad network name */
1864 else if (code == CM_ERROR_NOIPC) {
1865 NTStatus = 0xC00000CCL; /* Bad network name */
1867 else if (code == CM_ERROR_CLOCKSKEW) {
1868 NTStatus = 0xC0000133L; /* Time difference at DC */
1870 else if (code == CM_ERROR_BADTID) {
1871 NTStatus = 0xC0982005L; /* SMB bad TID */
1873 else if (code == CM_ERROR_USESTD) {
1874 NTStatus = 0xC09820FBL; /* SMB use standard */
1876 else if (code == CM_ERROR_QUOTA) {
1877 NTStatus = 0xC0000044L; /* Quota exceeded */
1879 else if (code == CM_ERROR_SPACE) {
1880 NTStatus = 0xC000007FL; /* Disk full */
1882 else if (code == CM_ERROR_ATSYS) {
1883 NTStatus = 0xC0000033L; /* Object name invalid */
1885 else if (code == CM_ERROR_BADNTFILENAME) {
1886 NTStatus = 0xC0000033L; /* Object name invalid */
1888 else if (code == CM_ERROR_WOULDBLOCK) {
1889 NTStatus = 0xC0000055L; /* Lock not granted */
1891 else if (code == CM_ERROR_PARTIALWRITE) {
1892 NTStatus = 0xC000007FL; /* Disk full */
1894 else if (code == CM_ERROR_BUFFERTOOSMALL) {
1895 NTStatus = 0xC0000023L; /* Buffer too small */
1898 NTStatus = 0xC0982001L; /* SMB non-specific error */
1901 *NTStatusp = NTStatus;
1902 osi_Log2(afsd_logp, "SMB SEND code %x as NT %x", code, NTStatus);
1905 void smb_MapCoreError(long code, smb_vc_t *vcp, unsigned short *scodep,
1906 unsigned char *classp)
1908 unsigned char class;
1909 unsigned short error;
1911 /* map CM_ERROR_* errors to SMB errors */
1912 if (code == CM_ERROR_NOSUCHCELL) {
1914 error = 3; /* bad path */
1916 else if (code == CM_ERROR_NOSUCHVOLUME) {
1918 error = 3; /* bad path */
1920 else if (code == CM_ERROR_TIMEDOUT) {
1922 error = 81; /* server is paused */
1924 else if (code == CM_ERROR_RETRY) {
1925 class = 2; /* shouldn't happen */
1928 else if (code == CM_ERROR_NOACCESS) {
1930 error = 4; /* bad access */
1932 else if (code == CM_ERROR_READONLY) {
1934 error = 19; /* read only */
1936 else if (code == CM_ERROR_NOSUCHFILE) {
1938 error = 2; /* ENOENT! */
1940 else if (code == CM_ERROR_NOSUCHPATH) {
1942 error = 3; /* Bad path */
1944 else if (code == CM_ERROR_TOOBIG) {
1946 error = 11; /* bad format */
1948 else if (code == CM_ERROR_INVAL) {
1949 class = 2; /* server non-specific error code */
1952 else if (code == CM_ERROR_BADFD) {
1954 error = 6; /* invalid file handle */
1956 else if (code == CM_ERROR_BADFDOP) {
1957 class = 1; /* invalid op on FD */
1960 else if (code == CM_ERROR_EXISTS) {
1962 error = 80; /* file already exists */
1964 else if (code == CM_ERROR_NOTEMPTY) {
1966 error = 5; /* delete directory not empty */
1968 else if (code == CM_ERROR_CROSSDEVLINK) {
1970 error = 17; /* EXDEV */
1972 else if (code == CM_ERROR_NOTDIR) {
1973 class = 1; /* bad path */
1976 else if (code == CM_ERROR_ISDIR) {
1977 class = 1; /* access denied; DOS doesn't have a good match */
1980 else if (code == CM_ERROR_BADOP) {
1984 else if (code == CM_ERROR_BADSHARENAME) {
1988 else if (code == CM_ERROR_NOIPC) {
1992 else if (code == CM_ERROR_CLOCKSKEW) {
1993 class = 1; /* invalid function */
1996 else if (code == CM_ERROR_BADTID) {
2000 else if (code == CM_ERROR_USESTD) {
2004 else if (code == CM_ERROR_REMOTECONN) {
2008 else if (code == CM_ERROR_QUOTA) {
2009 if (vcp->flags & SMB_VCFLAG_USEV3) {
2011 error = 39; /* disk full */
2015 error = 5; /* access denied */
2018 else if (code == CM_ERROR_SPACE) {
2019 if (vcp->flags & SMB_VCFLAG_USEV3) {
2021 error = 39; /* disk full */
2025 error = 5; /* access denied */
2028 else if (code == CM_ERROR_PARTIALWRITE) {
2030 error = 39; /* disk full */
2032 else if (code == CM_ERROR_ATSYS) {
2034 error = 2; /* ENOENT */
2036 else if (code == CM_ERROR_WOULDBLOCK) {
2038 error = 33; /* lock conflict */
2040 else if (code == CM_ERROR_NOFILES) {
2042 error = 18; /* no files in search */
2044 else if (code == CM_ERROR_RENAME_IDENTICAL) {
2046 error = 183; /* Samba uses this */
2055 osi_Log3(afsd_logp, "SMB SEND code %x as SMB %d: %d", code, class, error);
2058 long smb_SendCoreBadOp(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2060 return CM_ERROR_BADOP;
2063 long smb_ReceiveCoreEcho(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2065 unsigned short EchoCount, i;
2066 char *data, *outdata;
2069 EchoCount = (unsigned short) smb_GetSMBParm(inp, 0);
2071 for (i=1; i<=EchoCount; i++) {
2072 data = smb_GetSMBData(inp, &dataSize);
2073 smb_SetSMBParm(outp, 0, i);
2074 smb_SetSMBDataLength(outp, dataSize);
2075 outdata = smb_GetSMBData(outp, NULL);
2076 memcpy(outdata, data, dataSize);
2077 smb_SendPacket(vcp, outp);
2083 long smb_ReceiveCoreReadRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2086 long count, minCount, finalCount;
2090 cm_user_t *userp = NULL;
2094 char *rawBuf = NULL;
2096 dos_ptr rawBuf = NULL;
2103 fd = smb_GetSMBParm(inp, 0);
2104 count = smb_GetSMBParm(inp, 3);
2105 minCount = smb_GetSMBParm(inp, 4);
2106 offset.HighPart = 0; /* too bad */
2107 offset.LowPart = smb_GetSMBParm(inp, 1) | (smb_GetSMBParm(inp, 2) << 16);
2109 osi_Log3(afsd_logp, "smb_ReceieveCoreReadRaw fd %d, off 0x%x, size 0x%x",
2110 fd, offset.LowPart, count);
2112 fidp = smb_FindFID(vcp, fd, 0);
2116 lock_ObtainMutex(&smb_RawBufLock);
2118 /* Get a raw buf, from head of list */
2119 rawBuf = smb_RawBufs;
2121 smb_RawBufs = *(char **)smb_RawBufs;
2123 smb_RawBufs = _farpeekl(_dos_ds, smb_RawBufs);
2126 lock_ReleaseMutex(&smb_RawBufLock);
2130 if (fidp->flags & SMB_FID_IOCTL)
2133 rc = smb_IoctlReadRaw(fidp, vcp, inp, outp);
2135 rc = smb_IoctlReadRaw(fidp, vcp, inp, outp, rawBuf);
2138 /* Give back raw buffer */
2139 lock_ObtainMutex(&smb_RawBufLock);
2141 *((char **) rawBuf) = smb_RawBufs;
2143 _farpokel(_dos_ds, rawBuf, smb_RawBufs);
2146 smb_RawBufs = rawBuf;
2147 lock_ReleaseMutex(&smb_RawBufLock);
2152 userp = smb_GetUser(vcp, inp);
2155 code = smb_ReadData(fidp, &offset, count, rawBuf, userp, &finalCount);
2157 /* have to give ReadData flag so it will treat buffer as DOS mem. */
2158 code = smb_ReadData(fidp, &offset, count, (unsigned char *)rawBuf,
2159 userp, &finalCount, TRUE /* rawFlag */);
2166 cm_ReleaseUser(userp);
2168 smb_ReleaseFID(fidp);
2173 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
2175 memset((char *)ncbp, 0, sizeof(NCB));
2177 ncbp->ncb_length = (unsigned short) finalCount;
2178 ncbp->ncb_lsn = (unsigned char) vcp->lsn;
2179 ncbp->ncb_lana_num = vcp->lana;
2180 ncbp->ncb_command = NCBSEND;
2181 ncbp->ncb_buffer = rawBuf;
2184 code = Netbios(ncbp);
2186 code = Netbios(ncbp, dos_ncb);
2189 osi_Log1(afsd_logp, "ReadRaw send failure code %d", code);
2192 /* Give back raw buffer */
2193 lock_ObtainMutex(&smb_RawBufLock);
2195 *((char **) rawBuf) = smb_RawBufs;
2197 _farpokel(_dos_ds, rawBuf, smb_RawBufs);
2200 smb_RawBufs = rawBuf;
2201 lock_ReleaseMutex(&smb_RawBufLock);
2207 long smb_ReceiveCoreLockRecord(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2212 long smb_ReceiveCoreUnlockRecord(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2217 long smb_ReceiveNegotiate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2223 int protoIndex; /* index we're using */
2228 char protocol_array[10][1024]; /* protocol signature of the client */
2231 osi_Log1(afsd_logp, "SMB receive negotiate; %d + 1 ongoing ops",
2235 DWORD now = GetCurrentTime();
2236 if (now - last_msg_time >= 30000
2237 && now - last_msg_time <= 90000) {
2239 "Setting dead_vcp %x", active_vcp);
2240 dead_vcp = active_vcp;
2241 dead_vcp->flags |= SMB_VCFLAG_ALREADYDEAD;
2246 inp->flags |= SMB_PACKETFLAG_PROFILE_UPDATE_OK;
2248 namep = smb_GetSMBData(inp, &dbytes);
2251 coreProtoIndex = -1; /* not found */
2254 while(namex < dbytes) {
2255 osi_Log1(afsd_logp, "Protocol %s",
2256 osi_LogSaveString(afsd_logp, namep+1));
2257 strcpy(protocol_array[tcounter], namep+1);
2259 /* namep points at the first protocol, or really, a 0x02
2260 * byte preceding the null-terminated ASCII name.
2262 if (strcmp("PC NETWORK PROGRAM 1.0", namep+1) == 0) {
2263 coreProtoIndex = tcounter;
2265 else if (smb_useV3 && strcmp("LM1.2X002", namep+1) == 0) {
2266 v3ProtoIndex = tcounter;
2268 else if (smb_useV3 && strcmp("NT LM 0.12", namep+1) == 0) {
2269 NTProtoIndex = tcounter;
2272 /* compute size of protocol entry */
2273 entryLength = strlen(namep+1);
2274 entryLength += 2; /* 0x02 bytes and null termination */
2276 /* advance over this protocol entry */
2277 namex += entryLength;
2278 namep += entryLength;
2279 tcounter++; /* which proto entry we're looking at */
2281 #ifndef NOMOREFILESFIX
2283 * NOTE: We can determine what OS (NT4.0, W2K, W9X, etc)
2284 * the client is running by reading the protocol signature.
2285 * ie. the order in which it sends us the protocol list.
2287 * Special handling for Windows 2000 clients (defect 11765 )
2289 if (tcounter == 6) {
2291 smb_t *ip = (smb_t *) inp;
2292 smb_t *op = (smb_t *) outp;
2294 if ((strcmp("PC NETWORK PROGRAM 1.0", protocol_array[0]) == 0) &&
2295 (strcmp("LANMAN1.0", protocol_array[1]) == 0) &&
2296 (strcmp("Windows for Workgroups 3.1a", protocol_array[2]) == 0) &&
2297 (strcmp("LM1.2X002", protocol_array[3]) == 0) &&
2298 (strcmp("LANMAN2.1", protocol_array[4]) == 0) &&
2299 (strcmp("NT LM 0.12", protocol_array[5]) == 0)) {
2300 isWindows2000 = TRUE;
2301 osi_Log0(afsd_logp, "Looks like a Windows 2000 client");
2303 * HACK: for now - just negotiate a lower protocol till we
2304 * figure out which flag/flag2 or some other field
2305 * (capabilities maybe?) to set in order for this to work
2306 * correctly with Windows 2000 clients (defect 11765)
2309 /* Things to try (after looking at tcpdump output could be
2310 * setting flags and flags2 to 0x98 and 0xc853 like this
2311 * op->reb = 0x98; op->flg2 = 0xc853;
2312 * osi_Log2(afsd_logp, "Flags:0x%x Flags2:0x%x", ip->reb, ip->flg2);
2319 if (NTProtoIndex != -1) {
2320 protoIndex = NTProtoIndex;
2321 vcp->flags |= (SMB_VCFLAG_USENT | SMB_VCFLAG_USEV3);
2323 else if (v3ProtoIndex != -1) {
2324 protoIndex = v3ProtoIndex;
2325 vcp->flags |= SMB_VCFLAG_USEV3;
2327 else if (coreProtoIndex != -1) {
2328 protoIndex = coreProtoIndex;
2329 vcp->flags |= SMB_VCFLAG_USECORE;
2331 else protoIndex = -1;
2333 if (protoIndex == -1)
2334 return CM_ERROR_INVAL;
2335 else if (NTProtoIndex != -1) {
2336 smb_SetSMBParm(outp, 0, protoIndex);
2337 smb_SetSMBParmByte(outp, 1, 0); /* share level security, no passwd encrypt */
2338 smb_SetSMBParm(outp, 1, 8); /* max multiplexed requests */
2339 smb_SetSMBParm(outp, 2, 100); /* max VCs per consumer/server connection */
2340 smb_SetSMBParmLong(outp, 3, SMB_PACKETSIZE); /* xmit buffer size */
2341 smb_SetSMBParmLong(outp, 5, 65536); /* raw buffer size */
2342 smb_SetSMBParm(outp, 7, 1); /* next 2: session key */
2343 smb_SetSMBParm(outp, 8, 1);
2345 * Tried changing the capabilities to support for W2K - defect 117695
2346 * Maybe something else needs to be changed here?
2350 smb_SetSMBParmLong(outp, 9, 0x43fd);
2352 smb_SetSMBParmLong(outp, 9, 0x251);
2354 smb_SetSMBParmLong(outp, 9, 0x251); /* Capabilities: *
2355 * 32-bit error codes *
2359 smb_SetSMBParmLong(outp, 11, 0);/* XXX server time: do we need? */
2360 smb_SetSMBParmLong(outp, 13, 0);/* XXX server date: do we need? */
2361 smb_SetSMBParm(outp, 15, 0); /* XXX server tzone: do we need? */
2362 smb_SetSMBParmByte(outp, 16, 0);/* Encryption key length */
2363 smb_SetSMBDataLength(outp, 0); /* perhaps should specify 8 bytes anyway */
2365 else if (v3ProtoIndex != -1) {
2366 smb_SetSMBParm(outp, 0, protoIndex);
2367 smb_SetSMBParm(outp, 1, 0); /* share level security, no passwd encrypt */
2368 smb_SetSMBParm(outp, 2, SMB_PACKETSIZE);
2369 smb_SetSMBParm(outp, 3, 8); /* max multiplexed requests */
2370 smb_SetSMBParm(outp, 4, 100); /* max VCs per consumer/server connection */
2371 smb_SetSMBParm(outp, 5, 0); /* no support of block mode for read or write */
2372 smb_SetSMBParm(outp, 6, 1); /* next 2: session key */
2373 smb_SetSMBParm(outp, 7, 1);
2374 smb_SetSMBParm(outp, 8, 0); /* XXX server time: do we need? */
2375 smb_SetSMBParm(outp, 9, 0); /* XXX server date: do we need? */
2376 smb_SetSMBParm(outp, 10, 0); /* XXX server tzone: do we need? */
2377 smb_SetSMBParm(outp, 11, 0); /* resvd */
2378 smb_SetSMBParm(outp, 12, 0); /* resvd */
2379 smb_SetSMBDataLength(outp, 0); /* perhaps should specify 8 bytes anyway */
2381 else if (coreProtoIndex != -1) {
2382 smb_SetSMBParm(outp, 0, protoIndex);
2383 smb_SetSMBDataLength(outp, 0);
2388 void smb_Daemon(void *parmp)
2395 if ((count % 360) == 0) /* every hour */
2396 smb_CalculateNowTZ();
2397 /* XXX GC dir search entries */
2401 void smb_WaitingLocksDaemon()
2403 smb_waitingLock_t *wL, *nwL;
2406 smb_packet_t *inp, *outp;
2411 lock_ObtainWrite(&smb_globalLock);
2412 nwL = smb_allWaitingLocks;
2414 osi_SleepW((long)&smb_allWaitingLocks, &smb_globalLock);
2423 lock_ObtainWrite(&smb_globalLock);
2425 nwL = (smb_waitingLock_t *) osi_QNext(&wL->q);
2426 lock_ReleaseWrite(&smb_globalLock);
2427 code = cm_RetryLock((cm_file_lock_t *) wL->lockp,
2428 wL->vcp->flags & SMB_VCFLAG_ALREADYDEAD);
2429 if (code == CM_ERROR_WOULDBLOCK) {
2431 if (wL->timeRemaining != 0xffffffff
2432 && (wL->timeRemaining -= 1000) < 0)
2441 ncbp->ncb_length = inp->ncb_length;
2442 inp->spacep = cm_GetSpace();
2444 /* Remove waitingLock from list */
2445 lock_ObtainWrite(&smb_globalLock);
2446 osi_QRemove((osi_queue_t **)&smb_allWaitingLocks,
2448 lock_ReleaseWrite(&smb_globalLock);
2450 /* Resume packet processing */
2452 smb_SetSMBDataLength(outp, 0);
2453 outp->flags |= SMB_PACKETFLAG_SUSPENDED;
2454 outp->resumeCode = code;
2456 smb_DispatchPacket(vcp, inp, outp, ncbp, NULL);
2459 cm_FreeSpace(inp->spacep);
2460 smb_FreePacket(inp);
2461 smb_FreePacket(outp);
2469 long smb_ReceiveCoreGetDiskAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2471 osi_Log0(afsd_logp, "SMB receive get disk attributes");
2473 smb_SetSMBParm(outp, 0, 32000);
2474 smb_SetSMBParm(outp, 1, 64);
2475 smb_SetSMBParm(outp, 2, 1024);
2476 smb_SetSMBParm(outp, 3, 30000);
2477 smb_SetSMBParm(outp, 4, 0);
2478 smb_SetSMBDataLength(outp, 0);
2482 long smb_ReceiveCoreTreeConnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *rsp)
2485 unsigned short newTid;
2486 char shareName[256];
2494 osi_Log0(afsd_logp, "SMB receive tree connect");
2496 /* parse input parameters */
2497 tp = smb_GetSMBData(inp, NULL);
2498 pathp = smb_ParseASCIIBlock(tp, &tp);
2499 passwordp = smb_ParseASCIIBlock(tp, &tp);
2500 tp = strrchr(pathp, '\\');
2502 return CM_ERROR_BADSMB;
2503 strcpy(shareName, tp+1);
2505 userp = smb_GetUser(vcp, inp);
2507 lock_ObtainMutex(&vcp->mx);
2508 newTid = vcp->tidCounter++;
2509 lock_ReleaseMutex(&vcp->mx);
2511 tidp = smb_FindTID(vcp, newTid, SMB_FLAG_CREATE);
2512 shareFound = smb_FindShare(vcp, inp, shareName, &sharePath);
2514 smb_ReleaseTID(tidp);
2515 return CM_ERROR_BADSHARENAME;
2517 lock_ObtainMutex(&tidp->mx);
2518 tidp->userp = userp;
2519 tidp->pathname = sharePath;
2520 lock_ReleaseMutex(&tidp->mx);
2521 smb_ReleaseTID(tidp);
2523 smb_SetSMBParm(rsp, 0, SMB_PACKETSIZE);
2524 smb_SetSMBParm(rsp, 1, newTid);
2525 smb_SetSMBDataLength(rsp, 0);
2527 osi_Log1(afsd_logp, "SMB tree connect created ID %d", newTid);
2531 unsigned char *smb_ParseDataBlock(unsigned char *inp, char **chainpp, int *lengthp)
2535 if (*inp++ != 0x1) return NULL;
2536 tlen = inp[0] + (inp[1]<<8);
2537 inp += 2; /* skip length field */
2540 *chainpp = inp + tlen;
2543 if (lengthp) *lengthp = tlen;
2548 /* set maskp to the mask part of the incoming path.
2549 * Mask is 11 bytes long (8.3 with the dot elided).
2550 * Returns true if succeeds with a valid name, otherwise it does
2551 * its best, but returns false.
2553 int smb_Get8Dot3MaskFromPath(unsigned char *maskp, unsigned char *pathp)
2561 /* starts off valid */
2564 /* mask starts out all blanks */
2565 memset(maskp, ' ', 11);
2567 /* find last backslash, or use whole thing if there is none */
2568 tp = strrchr(pathp, '\\');
2569 if (!tp) tp = pathp;
2570 else tp++; /* skip slash */
2574 /* names starting with a dot are illegal */
2575 if (*tp == '.') valid8Dot3 = 0;
2579 if (tc == 0) return valid8Dot3;
2580 if (tc == '.' || tc == '"') break;
2581 if (i < 8) *up++ = tc;
2582 else valid8Dot3 = 0;
2585 /* if we get here, tp point after the dot */
2586 up = maskp+8; /* ext goes here */
2589 if (tc == 0) return valid8Dot3;
2592 if (tc == '.' || tc == '"') valid8Dot3 = 0;
2594 /* copy extension if not too long */
2595 if (i < 3) *up++ = tc;
2596 else valid8Dot3 = 0;
2600 int smb_Match8Dot3Mask(char *unixNamep, char *maskp)
2610 /* XXX redo this, calling smb_V3MatchMask with a converted mask */
2612 valid = smb_Get8Dot3MaskFromPath(umask, unixNamep);
2613 if (!valid) return 0;
2615 /* otherwise, we have a valid 8.3 name; see if we have a match,
2616 * treating '?' as a wildcard in maskp (but not in the file name).
2618 tp1 = umask; /* real name, in mask format */
2619 tp2 = maskp; /* mask, in mask format */
2620 for(i=0; i<11; i++) {
2621 tc1 = *tp1++; /* char from real name */
2622 tc2 = *tp2++; /* char from mask */
2623 tc1 = (char) cm_foldUpper[(unsigned char)tc1];
2624 tc2 = (char) cm_foldUpper[(unsigned char)tc2];
2625 if (tc1 == tc2) continue;
2626 if (tc2 == '?' && tc1 != ' ') continue;
2627 if (tc2 == '>') continue;
2631 /* we got a match */
2635 char *smb_FindMask(char *pathp)
2639 tp = strrchr(pathp, '\\'); /* find last slash */
2641 if (tp) return tp+1; /* skip the slash */
2642 else return pathp; /* no slash, return the entire path */
2645 long smb_ReceiveCoreSearchVolume(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2647 unsigned char *pathp;
2649 unsigned char mask[11];
2650 unsigned char *statBlockp;
2651 unsigned char initStatBlock[21];
2654 osi_Log0(afsd_logp, "SMB receive search volume");
2656 /* pull pathname and stat block out of request */
2657 tp = smb_GetSMBData(inp, NULL);
2658 pathp = smb_ParseASCIIBlock(tp, (char **) &tp);
2659 osi_assert(pathp != NULL);
2660 statBlockp = smb_ParseVblBlock(tp, (char **) &tp, &statLen);
2661 osi_assert(statBlockp != NULL);
2663 statBlockp = initStatBlock;
2667 /* for returning to caller */
2668 smb_Get8Dot3MaskFromPath(mask, pathp);
2670 smb_SetSMBParm(outp, 0, 1); /* we're returning one entry */
2671 tp = smb_GetSMBData(outp, NULL);
2673 *tp++ = 43; /* bytes in a dir entry */
2674 *tp++ = 0; /* high byte in counter */
2676 /* now marshall the dir entry, starting with the search status */
2677 *tp++ = statBlockp[0]; /* Reserved */
2678 memcpy(tp, mask, 11); tp += 11; /* FileName */
2680 /* now pass back server use info, with 1st byte non-zero */
2682 memset(tp, 0, 4); tp += 4; /* reserved for server use */
2684 memcpy(tp, statBlockp+17, 4); tp += 4; /* reserved for consumer */
2686 *tp++ = 0x8; /* attribute: volume */
2696 /* 4 byte file size */
2702 /* finally, null-terminated 8.3 pathname, which we set to AFS */
2703 memset(tp, ' ', 13);
2706 /* set the length of the data part of the packet to 43 + 3, for the dir
2707 * entry plus the 5 and the length fields.
2709 smb_SetSMBDataLength(outp, 46);
2713 long smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
2714 cm_user_t *userp, cm_req_t *reqp)
2722 smb_dirListPatch_t *patchp;
2723 smb_dirListPatch_t *npatchp;
2725 for(patchp = *dirPatchespp; patchp; patchp =
2726 (smb_dirListPatch_t *) osi_QNext(&patchp->q)) {
2727 code = cm_GetSCache(&patchp->fid, &scp, userp, reqp);
2729 lock_ObtainMutex(&scp->mx);
2730 code = cm_SyncOp(scp, NULL, userp, reqp, 0,
2731 CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
2733 lock_ReleaseMutex(&scp->mx);
2734 cm_ReleaseSCache(scp);
2737 dptr = patchp->dptr;
2739 attr = smb_Attributes(scp);
2743 smb_SearchTimeFromUnixTime(&dosTime, scp->clientModTime);
2746 shortTemp = dosTime & 0xffff;
2747 *((u_short *)dptr) = shortTemp;
2750 /* and copy out date */
2751 shortTemp = (dosTime>>16) & 0xffff;
2752 *((u_short *)dptr) = shortTemp;
2755 /* copy out file length */
2756 *((u_long *)dptr) = scp->length.LowPart;
2758 lock_ReleaseMutex(&scp->mx);
2759 cm_ReleaseSCache(scp);
2762 /* now free the patches */
2763 for(patchp = *dirPatchespp; patchp; patchp = npatchp) {
2764 npatchp = (smb_dirListPatch_t *) osi_QNext(&patchp->q);
2768 /* and mark the list as empty */
2769 *dirPatchespp = NULL;
2774 long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2783 smb_dirListPatch_t *dirListPatchesp;
2784 smb_dirListPatch_t *curPatchp;
2788 osi_hyper_t dirLength;
2789 osi_hyper_t bufferOffset;
2790 osi_hyper_t curOffset;
2792 unsigned char *inCookiep;
2793 smb_dirSearch_t *dsp;
2797 unsigned long clientCookie;
2798 cm_pageHeader_t *pageHeaderp;
2799 cm_user_t *userp = NULL;
2806 long nextEntryCookie;
2807 int numDirChunks; /* # of 32 byte dir chunks in this entry */
2808 char resByte; /* reserved byte from the cookie */
2809 char *op; /* output data ptr */
2810 char *origOp; /* original value of op */
2811 cm_space_t *spacep; /* for pathname buffer */
2822 maxCount = smb_GetSMBParm(inp, 0);
2824 dirListPatchesp = NULL;
2826 caseFold = CM_FLAG_CASEFOLD;
2828 tp = smb_GetSMBData(inp, NULL);
2829 pathp = smb_ParseASCIIBlock(tp, &tp);
2830 inCookiep = smb_ParseVblBlock(tp, &tp, &dataLength);
2832 /* bail out if request looks bad */
2833 if (!tp || !pathp) {
2834 return CM_ERROR_BADSMB;
2837 /* We can handle long names */
2838 if (vcp->flags & SMB_VCFLAG_USENT)
2839 ((smb_t *)outp)->flg2 |= 0x40; /* IS_LONG_NAME */
2841 /* make sure we got a whole search status */
2842 if (dataLength < 21) {
2843 nextCookie = 0; /* start at the beginning of the dir */
2846 attribute = smb_GetSMBParm(inp, 1);
2848 /* handle volume info in another function */
2849 if (attribute & 0x8)
2850 return smb_ReceiveCoreSearchVolume(vcp, inp, outp);
2852 osi_Log2(afsd_logp, "SMB receive search dir count %d |%s|",
2853 maxCount, osi_LogSaveString(afsd_logp, pathp));
2855 if (*pathp == 0) { /* null pathp, treat as root dir */
2856 if (!(attribute & 0x10)) /* exclude dirs */
2857 return CM_ERROR_NOFILES;
2861 dsp = smb_NewDirSearch(0);
2862 dsp->attribute = attribute;
2863 smb_Get8Dot3MaskFromPath(mask, pathp);
2864 memcpy(dsp->mask, mask, 11);
2866 /* track if this is likely to match a lot of entries */
2867 if (smb_IsStarMask(mask)) starPattern = 1;
2868 else starPattern = 0;
2871 /* pull the next cookie value out of the search status block */
2872 nextCookie = inCookiep[13] + (inCookiep[14]<<8) + (inCookiep[15]<<16)
2873 + (inCookiep[16]<<24);
2874 dsp = smb_FindDirSearch(inCookiep[12]);
2876 /* can't find dir search status; fatal error */
2877 return CM_ERROR_BADFD;
2879 attribute = dsp->attribute;
2880 resByte = inCookiep[0];
2882 /* copy out client cookie, in host byte order. Don't bother
2883 * interpreting it, since we're just passing it through, anyway.
2885 memcpy(&clientCookie, &inCookiep[17], 4);
2887 memcpy(mask, dsp->mask, 11);
2889 /* assume we're doing a star match if it has continued for more
2895 osi_Log3(afsd_logp, "SMB dir search cookie 0x%x, connection %d, attr 0x%x",
2896 nextCookie, dsp->cookie, attribute);
2898 userp = smb_GetUser(vcp, inp);
2900 /* try to get the vnode for the path name next */
2901 lock_ObtainMutex(&dsp->mx);
2908 spacep = inp->spacep;
2909 smb_StripLastComponent(spacep->data, NULL, pathp);
2910 lock_ReleaseMutex(&dsp->mx);
2911 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
2912 code = cm_NameI(cm_rootSCachep, spacep->data,
2913 caseFold | CM_FLAG_FOLLOW, userp, tidPathp, &req, &scp);
2914 lock_ObtainMutex(&dsp->mx);
2916 if (dsp->scp != 0) cm_ReleaseSCache(dsp->scp);
2918 /* we need one hold for the entry we just stored into,
2919 * and one for our own processing. When we're done with this
2920 * function, we'll drop the one for our own processing.
2921 * We held it once from the namei call, and so we do another hold
2925 lock_ObtainMutex(&scp->mx);
2926 if ((scp->flags & CM_SCACHEFLAG_BULKSTATTING) == 0
2927 && LargeIntegerGreaterOrEqualToZero(scp->bulkStatProgress)) {
2928 scp->flags |= CM_SCACHEFLAG_BULKSTATTING;
2929 dsp->flags |= SMB_DIRSEARCH_BULKST;
2931 lock_ReleaseMutex(&scp->mx);
2934 lock_ReleaseMutex(&dsp->mx);
2936 cm_ReleaseUser(userp);
2937 smb_DeleteDirSearch(dsp);
2938 smb_ReleaseDirSearch(dsp);
2942 /* reserves space for parameter; we'll adjust it again later to the
2943 * real count of the # of entries we returned once we've actually
2944 * assembled the directory listing.
2946 smb_SetSMBParm(outp, 0, 0);
2948 /* get the directory size */
2949 lock_ObtainMutex(&scp->mx);
2950 code = cm_SyncOp(scp, NULL, userp, &req, 0,
2951 CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
2953 lock_ReleaseMutex(&scp->mx);
2954 cm_ReleaseSCache(scp);
2955 cm_ReleaseUser(userp);
2956 smb_DeleteDirSearch(dsp);
2957 smb_ReleaseDirSearch(dsp);
2961 dirLength = scp->length;
2963 bufferOffset.LowPart = bufferOffset.HighPart = 0;
2964 curOffset.HighPart = 0;
2965 curOffset.LowPart = nextCookie;
2966 origOp = op = smb_GetSMBData(outp, NULL);
2967 /* and write out the basic header */
2968 *op++ = 5; /* variable block */
2969 op += 2; /* skip vbl block length; we'll fill it in later */
2973 /* make sure that curOffset.LowPart doesn't point to the first
2974 * 32 bytes in the 2nd through last dir page, and that it doesn't
2975 * point at the first 13 32-byte chunks in the first dir page,
2976 * since those are dir and page headers, and don't contain useful
2979 temp = curOffset.LowPart & (2048-1);
2980 if (curOffset.HighPart == 0 && curOffset.LowPart < 2048) {
2981 /* we're in the first page */
2982 if (temp < 13*32) temp = 13*32;
2985 /* we're in a later dir page */
2986 if (temp < 32) temp = 32;
2989 /* make sure the low order 5 bits are zero */
2992 /* now put temp bits back ito curOffset.LowPart */
2993 curOffset.LowPart &= ~(2048-1);
2994 curOffset.LowPart |= temp;
2996 /* check if we've returned all the names that will fit in the
2999 if (returnedNames >= maxCount) break;
3001 /* check if we've passed the dir's EOF */
3002 if (LargeIntegerGreaterThanOrEqualTo(curOffset, dirLength)) break;
3004 /* see if we can use the bufferp we have now; compute in which page
3005 * the current offset would be, and check whether that's the offset
3006 * of the buffer we have. If not, get the buffer.
3008 thyper.HighPart = curOffset.HighPart;
3009 thyper.LowPart = curOffset.LowPart & ~(buf_bufferSize-1);
3010 if (!bufferp || !LargeIntegerEqualTo(thyper, bufferOffset)) {
3013 buf_Release(bufferp);
3016 lock_ReleaseMutex(&scp->mx);
3017 lock_ObtainRead(&scp->bufCreateLock);
3018 code = buf_Get(scp, &thyper, &bufferp);
3019 lock_ReleaseRead(&scp->bufCreateLock);
3021 /* now, if we're doing a star match, do bulk fetching of all of
3022 * the status info for files in the dir.
3025 smb_ApplyDirListPatches(&dirListPatchesp, userp,
3027 if ((dsp->flags & SMB_DIRSEARCH_BULKST)
3028 && LargeIntegerGreaterThanOrEqualTo(thyper,
3029 scp->bulkStatProgress)) {
3030 /* Don't bulk stat if risking timeout */
3031 int now = GetCurrentTime();
3032 if (now - req.startTime > 5000) {
3033 scp->bulkStatProgress = thyper;
3034 scp->flags &= ~CM_SCACHEFLAG_BULKSTATTING;
3035 dsp->flags &= ~SMB_DIRSEARCH_BULKST;
3037 cm_TryBulkStat(scp, &thyper,
3042 lock_ObtainMutex(&scp->mx);
3044 bufferOffset = thyper;
3046 /* now get the data in the cache */
3048 code = cm_SyncOp(scp, bufferp, userp, &req,
3050 CM_SCACHESYNC_NEEDCALLBACK
3051 | CM_SCACHESYNC_READ);
3054 if (cm_HaveBuffer(scp, bufferp, 0)) break;
3056 /* otherwise, load the buffer and try again */
3057 code = cm_GetBuffer(scp, bufferp, NULL, userp,
3062 buf_Release(bufferp);
3066 } /* if (wrong buffer) ... */
3068 /* now we have the buffer containing the entry we're interested in; copy
3069 * it out if it represents a non-deleted entry.
3071 entryInDir = curOffset.LowPart & (2048-1);
3072 entryInBuffer = curOffset.LowPart & (buf_bufferSize - 1);
3074 /* page header will help tell us which entries are free. Page header
3075 * can change more often than once per buffer, since AFS 3 dir page size
3076 * may be less than (but not more than a buffer package buffer.
3078 temp = curOffset.LowPart & (buf_bufferSize - 1); /* only look intra-buffer */
3079 temp &= ~(2048 - 1); /* turn off intra-page bits */
3080 pageHeaderp = (cm_pageHeader_t *) (bufferp->datap + temp);
3082 /* now determine which entry we're looking at in the page. If it is
3083 * free (there's a free bitmap at the start of the dir), we should
3084 * skip these 32 bytes.
3086 slotInPage = (entryInDir & 0x7e0) >> 5;
3087 if (!(pageHeaderp->freeBitmap[slotInPage>>3] & (1 << (slotInPage & 0x7)))) {
3088 /* this entry is free */
3089 numDirChunks = 1; /* only skip this guy */
3093 tp = bufferp->datap + entryInBuffer;
3094 dep = (cm_dirEntry_t *) tp; /* now points to AFS3 dir entry */
3096 /* while we're here, compute the next entry's location, too,
3097 * since we'll need it when writing out the cookie into the dir
3100 * XXXX Probably should do more sanity checking.
3102 numDirChunks = cm_NameEntries(dep->name, NULL);
3104 /* compute the offset of the cookie representing the next entry */
3105 nextEntryCookie = curOffset.LowPart + (CM_DIR_CHUNKSIZE * numDirChunks);
3107 /* Compute 8.3 name if necessary */
3108 actualName = dep->name;
3109 if (dep->fid.vnode != 0 && !cm_Is8Dot3(actualName)) {
3110 cm_Gen8Dot3Name(dep, shortName, &shortNameEnd);
3111 actualName = shortName;
3114 if (dep->fid.vnode != 0 && smb_Match8Dot3Mask(actualName, mask)) {
3115 /* this is one of the entries to use: it is not deleted
3116 * and it matches the star pattern we're looking for.
3119 /* Eliminate entries that don't match requested
3121 if (!(dsp->attribute & 0x10)) /* no directories */
3123 /* We have already done the cm_TryBulkStat above */
3124 fid.cell = scp->fid.cell;
3125 fid.volume = scp->fid.volume;
3126 fid.vnode = ntohl(dep->fid.vnode);
3127 fid.unique = ntohl(dep->fid.unique);
3128 fileType = cm_FindFileType(&fid);
3129 osi_Log2(afsd_logp, "smb_ReceiveCoreSearchDir: file %s "
3130 "has filetype %d", dep->name,
3132 if (fileType == CM_SCACHETYPE_DIRECTORY)
3137 memcpy(op, mask, 11); op += 11;
3138 *op++ = (char) dsp->cookie; /* they say it must be non-zero */
3139 *op++ = nextEntryCookie & 0xff;
3140 *op++ = (nextEntryCookie>>8) & 0xff;
3141 *op++ = (nextEntryCookie>>16) & 0xff;
3142 *op++ = (nextEntryCookie>>24) & 0xff;
3143 memcpy(op, &clientCookie, 4); op += 4;
3145 /* now we emit the attribute. This is sort of tricky,
3146 * since we need to really stat the file to find out
3147 * what type of entry we've got. Right now, we're
3148 * copying out data from a buffer, while holding the
3149 * scp locked, so it isn't really convenient to stat
3150 * something now. We'll put in a place holder now,
3151 * and make a second pass before returning this to get
3152 * the real attributes. So, we just skip the data for
3153 * now, and adjust it later. We allocate a patch
3154 * record to make it easy to find this point later.
3155 * The replay will happen at a time when it is safe to
3156 * unlock the directory.
3158 curPatchp = malloc(sizeof(*curPatchp));
3159 osi_QAdd((osi_queue_t **) &dirListPatchesp, &curPatchp->q);
3160 curPatchp->dptr = op;
3161 curPatchp->fid.cell = scp->fid.cell;
3162 curPatchp->fid.volume = scp->fid.volume;
3163 curPatchp->fid.vnode = ntohl(dep->fid.vnode);
3164 curPatchp->fid.unique = ntohl(dep->fid.unique);
3165 op += 9; /* skip attr, time, date and size */
3167 /* zero out name area. The spec says to pad with
3168 * spaces, but Samba doesn't, and neither do we.
3172 /* finally, we get to copy out the name; we know that
3173 * it fits in 8.3 or the pattern wouldn't match, but it
3174 * never hurts to be sure.
3176 strncpy(op, actualName, 13);
3178 /* Uppercase if requested by client */
3179 if ((((smb_t *)inp)->flg2 & 1) == 0)
3184 /* now, adjust the # of entries copied */
3186 } /* if we're including this name */
3189 /* and adjust curOffset to be where the new cookie is */
3190 thyper.HighPart = 0;
3191 thyper.LowPart = CM_DIR_CHUNKSIZE * numDirChunks;
3192 curOffset = LargeIntegerAdd(thyper, curOffset);
3193 } /* while copying data for dir listing */
3195 /* release the mutex */
3196 lock_ReleaseMutex(&scp->mx);
3197 if (bufferp) buf_Release(bufferp);
3199 /* apply and free last set of patches; if not doing a star match, this
3200 * will be empty, but better safe (and freeing everything) than sorry.
3202 smb_ApplyDirListPatches(&dirListPatchesp, userp, &req);
3204 /* special return code for unsuccessful search */
3205 if (code == 0 && dataLength < 21 && returnedNames == 0)
3206 code = CM_ERROR_NOFILES;
3208 osi_Log2(afsd_logp, "SMB search dir done, %d names, code %d",
3209 returnedNames, code);
3212 smb_DeleteDirSearch(dsp);
3213 smb_ReleaseDirSearch(dsp);
3214 cm_ReleaseSCache(scp);
3215 cm_ReleaseUser(userp);
3219 /* finalize the output buffer */
3220 smb_SetSMBParm(outp, 0, returnedNames);
3221 temp = (long) (op - origOp);
3222 smb_SetSMBDataLength(outp, temp);
3224 /* the data area is a variable block, which has a 5 (already there)
3225 * followed by the length of the # of data bytes. We now know this to
3226 * be "temp," although that includes the 3 bytes of vbl block header.
3227 * Deduct for them and fill in the length field.
3229 temp -= 3; /* deduct vbl block info */
3230 osi_assert(temp == (43 * returnedNames));
3231 origOp[1] = temp & 0xff;
3232 origOp[2] = (temp>>8) & 0xff;
3233 if (returnedNames == 0) smb_DeleteDirSearch(dsp);
3234 smb_ReleaseDirSearch(dsp);
3235 cm_ReleaseSCache(scp);
3236 cm_ReleaseUser(userp);
3240 /* verify that this is a valid path to a directory. I don't know why they
3241 * don't use the get file attributes call.
3243 long smb_ReceiveCoreCheckPath(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3247 cm_scache_t *rootScp;
3248 cm_scache_t *newScp;
3257 pathp = smb_GetSMBData(inp, NULL);
3258 pathp = smb_ParseASCIIBlock(pathp, NULL);
3259 osi_Log1(afsd_logp, "SMB receive check path %s",
3260 osi_LogSaveString(afsd_logp, pathp));
3263 return CM_ERROR_BADFD;
3266 rootScp = cm_rootSCachep;
3268 userp = smb_GetUser(vcp, inp);
3270 caseFold = CM_FLAG_CASEFOLD;
3272 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3273 code = cm_NameI(rootScp, pathp,
3274 caseFold | CM_FLAG_FOLLOW | CM_FLAG_CHECKPATH,
3275 userp, tidPathp, &req, &newScp);
3278 cm_ReleaseUser(userp);
3282 /* now lock the vnode with a callback; returns with newScp locked */
3283 lock_ObtainMutex(&newScp->mx);
3284 code = cm_SyncOp(newScp, NULL, userp, &req, PRSFS_LOOKUP,
3285 CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
3286 if (code && code != CM_ERROR_NOACCESS) {
3287 lock_ReleaseMutex(&newScp->mx);
3288 cm_ReleaseSCache(newScp);
3289 cm_ReleaseUser(userp);
3293 attrs = smb_Attributes(newScp);
3295 if (!(attrs & 0x10))
3296 code = CM_ERROR_NOTDIR;
3298 lock_ReleaseMutex(&newScp->mx);
3300 cm_ReleaseSCache(newScp);
3301 cm_ReleaseUser(userp);
3305 long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3309 cm_scache_t *rootScp;
3310 unsigned short attribute;
3312 cm_scache_t *newScp;
3321 /* decode basic attributes we're passed */
3322 attribute = smb_GetSMBParm(inp, 0);
3323 dosTime = smb_GetSMBParm(inp, 1) | (smb_GetSMBParm(inp, 2) << 16);
3325 pathp = smb_GetSMBData(inp, NULL);
3326 pathp = smb_ParseASCIIBlock(pathp, NULL);
3329 return CM_ERROR_BADSMB;
3332 osi_Log2(afsd_logp, "SMB receive setfile attributes time %d, attr 0x%x",
3333 dosTime, attribute);
3335 rootScp = cm_rootSCachep;
3337 userp = smb_GetUser(vcp, inp);
3339 caseFold = CM_FLAG_CASEFOLD;
3341 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3342 code = cm_NameI(rootScp, pathp, caseFold | CM_FLAG_FOLLOW, userp,
3343 tidPathp, &req, &newScp);
3346 cm_ReleaseUser(userp);
3350 /* now lock the vnode with a callback; returns with newScp locked; we
3351 * need the current status to determine what the new status is, in some
3354 lock_ObtainMutex(&newScp->mx);
3355 code = cm_SyncOp(newScp, NULL, userp, &req, 0,
3356 CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
3358 lock_ReleaseMutex(&newScp->mx);
3359 cm_ReleaseSCache(newScp);
3360 cm_ReleaseUser(userp);
3364 /* Check for RO volume */
3365 if (newScp->flags & CM_SCACHEFLAG_RO) {
3366 lock_ReleaseMutex(&newScp->mx);
3367 cm_ReleaseSCache(newScp);
3368 cm_ReleaseUser(userp);
3369 return CM_ERROR_READONLY;
3372 /* prepare for setattr call */
3375 attr.mask |= CM_ATTRMASK_CLIENTMODTIME;
3376 smb_UnixTimeFromDosUTime(&attr.clientModTime, dosTime);
3378 if ((newScp->unixModeBits & 0222) && (attribute & 1) != 0) {
3379 /* we're told to make a writable file read-only */
3380 attr.unixModeBits = newScp->unixModeBits & ~0222;
3381 attr.mask |= CM_ATTRMASK_UNIXMODEBITS;
3383 else if ((newScp->unixModeBits & 0222) == 0 && (attribute & 1) == 0) {
3384 /* we're told to make a read-only file writable */
3385 attr.unixModeBits = newScp->unixModeBits | 0222;
3386 attr.mask |= CM_ATTRMASK_UNIXMODEBITS;
3388 lock_ReleaseMutex(&newScp->mx);
3390 /* now call setattr */
3392 code = cm_SetAttr(newScp, &attr, userp, &req);
3396 cm_ReleaseSCache(newScp);
3397 cm_ReleaseUser(userp);
3402 long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3406 cm_scache_t *rootScp;
3407 cm_scache_t *newScp, *dscp;
3419 pathp = smb_GetSMBData(inp, NULL);
3420 pathp = smb_ParseASCIIBlock(pathp, NULL);
3423 return CM_ERROR_BADSMB;
3426 if (*pathp == 0) /* null path */
3429 osi_Log1(afsd_logp, "SMB receive getfile attributes path %s",
3430 osi_LogSaveString(afsd_logp, pathp));
3432 rootScp = cm_rootSCachep;
3434 userp = smb_GetUser(vcp, inp);
3436 /* we shouldn't need this for V3 requests, but we seem to */
3437 caseFold = CM_FLAG_CASEFOLD;
3439 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3442 * XXX Strange hack XXX
3444 * As of Patch 5 (16 July 97), we are having the following problem:
3445 * In NT Explorer 4.0, whenever we click on a directory, AFS gets
3446 * requests to look up "desktop.ini" in all the subdirectories.
3447 * This can cause zillions of timeouts looking up non-existent cells
3448 * and volumes, especially in the top-level directory.
3450 * We have not found any way to avoid this or work around it except
3451 * to explicitly ignore the requests for mount points that haven't
3452 * yet been evaluated and for directories that haven't yet been
3455 spacep = inp->spacep;
3456 smb_StripLastComponent(spacep->data, &lastComp, pathp);
3457 if (strcmp(lastComp, "\\desktop.ini") == 0) {
3458 code = cm_NameI(rootScp, spacep->data,
3459 caseFold | CM_FLAG_DIRSEARCH | CM_FLAG_FOLLOW,
3460 userp, tidPathp, &req, &dscp);
3462 if (dscp->fileType == CM_SCACHETYPE_MOUNTPOINT
3463 && !dscp->mountRootFidp)
3464 code = CM_ERROR_NOSUCHFILE;
3465 else if (dscp->fileType == CM_SCACHETYPE_DIRECTORY) {
3466 cm_buf_t *bp = buf_Find(dscp, &hzero);
3470 code = CM_ERROR_NOSUCHFILE;
3472 cm_ReleaseSCache(dscp);
3474 cm_ReleaseUser(userp);
3480 code = cm_NameI(rootScp, pathp, caseFold | CM_FLAG_FOLLOW, userp,
3481 tidPathp, &req, &newScp);
3484 cm_ReleaseUser(userp);
3488 /* now lock the vnode with a callback; returns with newScp locked */
3489 lock_ObtainMutex(&newScp->mx);
3490 code = cm_SyncOp(newScp, NULL, userp, &req, 0,
3491 CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
3493 lock_ReleaseMutex(&newScp->mx);
3494 cm_ReleaseSCache(newScp);
3495 cm_ReleaseUser(userp);
3499 if (newScp->fileType == CM_SCACHETYPE_DIRECTORY
3500 || newScp->fileType == CM_SCACHETYPE_MOUNTPOINT)
3504 if ((newScp->unixModeBits & 0222) == 0 || (newScp->flags & CM_SCACHEFLAG_RO))
3505 attrs |= 1; /* turn on read-only flag */
3506 smb_SetSMBParm(outp, 0, attrs);
3508 smb_DosUTimeFromUnixTime(&dosTime, newScp->clientModTime);
3509 smb_SetSMBParm(outp, 1, dosTime & 0xffff);
3510 smb_SetSMBParm(outp, 2, (dosTime>>16) & 0xffff);
3511 smb_SetSMBParm(outp, 3, newScp->length.LowPart & 0xffff);
3512 smb_SetSMBParm(outp, 4, (newScp->length.LowPart >> 16) & 0xffff);
3513 smb_SetSMBParm(outp, 5, 0);
3514 smb_SetSMBParm(outp, 6, 0);
3515 smb_SetSMBParm(outp, 7, 0);
3516 smb_SetSMBParm(outp, 8, 0);
3517 smb_SetSMBParm(outp, 9, 0);
3518 smb_SetSMBDataLength(outp, 0);
3519 lock_ReleaseMutex(&newScp->mx);
3521 cm_ReleaseSCache(newScp);
3522 cm_ReleaseUser(userp);
3527 long smb_ReceiveCoreTreeDisconnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3531 osi_Log0(afsd_logp, "SMB receive tree disconnect");
3533 /* find the tree and free it */
3534 tidp = smb_FindTID(vcp, ((smb_t *)inp)->tid, 0);
3536 lock_ObtainMutex(&tidp->mx);
3537 tidp->flags |= SMB_TIDFLAG_DELETE;
3538 lock_ReleaseMutex(&tidp->mx);
3539 smb_ReleaseTID(tidp);
3545 long smb_ReceiveCoreOpen(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3563 osi_Log0(afsd_logp, "SMB receive open");
3565 pathp = smb_GetSMBData(inp, NULL);
3566 pathp = smb_ParseASCIIBlock(pathp, NULL);
3568 share = smb_GetSMBParm(inp, 0);
3569 attribute = smb_GetSMBParm(inp, 1);
3571 spacep = inp->spacep;
3572 smb_StripLastComponent(spacep->data, &lastNamep, pathp);
3573 if (lastNamep && strcmp(lastNamep, SMB_IOCTL_FILENAME) == 0) {
3574 /* special case magic file name for receiving IOCTL requests
3575 * (since IOCTL calls themselves aren't getting through).
3577 fidp = smb_FindFID(vcp, 0, SMB_FLAG_CREATE);
3578 smb_SetupIoctlFid(fidp, spacep);
3579 smb_SetSMBParm(outp, 0, fidp->fid);
3580 smb_SetSMBParm(outp, 1, 0); /* attrs */
3581 smb_SetSMBParm(outp, 2, 0); /* next 2 are DOS time */
3582 smb_SetSMBParm(outp, 3, 0);
3583 smb_SetSMBParm(outp, 4, 0); /* next 2 are length */
3584 smb_SetSMBParm(outp, 5, 0x7fff);
3585 /* pass the open mode back */
3586 smb_SetSMBParm(outp, 6, (share & 0xf));
3587 smb_SetSMBDataLength(outp, 0);
3588 smb_ReleaseFID(fidp);
3592 userp = smb_GetUser(vcp, inp);
3594 caseFold = CM_FLAG_CASEFOLD;
3596 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3597 code = cm_NameI(cm_rootSCachep, pathp, caseFold | CM_FLAG_FOLLOW, userp,
3598 tidPathp, &req, &scp);
3601 cm_ReleaseUser(userp);
3605 code = cm_CheckOpen(scp, share & 0x7, 0, userp, &req);
3607 cm_ReleaseSCache(scp);
3608 cm_ReleaseUser(userp);
3612 /* don't need callback to check file type, since file types never
3613 * change, and namei and cm_Lookup all stat the object at least once on
3614 * a successful return.
3616 if (scp->fileType != CM_SCACHETYPE_FILE) {
3617 cm_ReleaseSCache(scp);
3618 cm_ReleaseUser(userp);
3619 return CM_ERROR_ISDIR;
3622 fidp = smb_FindFID(vcp, 0, SMB_FLAG_CREATE);
3625 /* save a pointer to the vnode */
3628 if ((share & 0xf) == 0)
3629 fidp->flags |= SMB_FID_OPENREAD;
3630 else if ((share & 0xf) == 1)
3631 fidp->flags |= SMB_FID_OPENWRITE;
3632 else fidp->flags |= (SMB_FID_OPENREAD | SMB_FID_OPENWRITE);
3634 lock_ObtainMutex(&scp->mx);
3635 smb_SetSMBParm(outp, 0, fidp->fid);
3636 smb_SetSMBParm(outp, 1, smb_Attributes(scp));
3637 smb_DosUTimeFromUnixTime(&dosTime, scp->clientModTime);
3638 smb_SetSMBParm(outp, 2, dosTime & 0xffff);
3639 smb_SetSMBParm(outp, 3, (dosTime >> 16) & 0xffff);
3640 smb_SetSMBParm(outp, 4, scp->length.LowPart & 0xffff);
3641 smb_SetSMBParm(outp, 5, (scp->length.LowPart >> 16) & 0xffff);
3642 /* pass the open mode back; XXXX add access checks */
3643 smb_SetSMBParm(outp, 6, (share & 0xf));
3644 smb_SetSMBDataLength(outp, 0);
3645 lock_ReleaseMutex(&scp->mx);
3648 cm_Open(scp, 0, userp);
3650 /* send and free packet */
3651 smb_ReleaseFID(fidp);
3652 cm_ReleaseUser(userp);
3653 /* don't release scp, since we've squirreled away the pointer in the fid struct */
3658 typedef struct smb_unlinkRock {
3663 char *maskp; /* pointer to the star pattern */
3668 int smb_UnlinkProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hyper_t *offp)
3671 smb_unlinkRock_t *rockp;
3679 if (rockp->vcp->flags & SMB_VCFLAG_USEV3)
3680 caseFold = CM_FLAG_CASEFOLD;
3682 caseFold = CM_FLAG_CASEFOLD | CM_FLAG_8DOT3;
3684 matchName = dep->name;
3685 match = smb_V3MatchMask(matchName, rockp->maskp, caseFold);
3688 && !cm_Is8Dot3(dep->name)) {
3689 cm_Gen8Dot3Name(dep, shortName, NULL);
3690 matchName = shortName;
3691 match = smb_V3MatchMask(matchName, rockp->maskp, caseFold);
3694 osi_Log1(smb_logp, "Unlinking %s",
3695 osi_LogSaveString(smb_logp, matchName));
3696 code = cm_Unlink(dscp, dep->name, rockp->userp, rockp->reqp);
3697 if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
3698 smb_NotifyChange(FILE_ACTION_REMOVED,
3699 FILE_NOTIFY_CHANGE_FILE_NAME,
3700 dscp, dep->name, NULL, TRUE);
3709 long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3718 smb_unlinkRock_t rock;
3727 attribute = smb_GetSMBParm(inp, 0);
3729 tp = smb_GetSMBData(inp, NULL);
3730 pathp = smb_ParseASCIIBlock(tp, &tp);
3732 osi_Log1(smb_logp, "SMB receive unlink %s",
3733 osi_LogSaveString(smb_logp, pathp));
3735 spacep = inp->spacep;
3736 smb_StripLastComponent(spacep->data, &lastNamep, pathp);
3738 userp = smb_GetUser(vcp, inp);
3740 caseFold = CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD;
3742 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3743 code = cm_NameI(cm_rootSCachep, spacep->data, caseFold, userp, tidPathp,
3747 cm_ReleaseUser(userp);
3751 /* otherwise, scp points to the parent directory.
3753 if (!lastNamep) lastNamep = pathp;
3757 rock.maskp = smb_FindMask(pathp);
3758 rock.hasTilde = ((strchr(rock.maskp, '~') != NULL) ? 1 : 0);
3761 thyper.HighPart = 0;
3766 code = cm_ApplyDir(dscp, smb_UnlinkProc, &rock, &thyper, userp, &req, NULL);
3768 cm_ReleaseUser(userp);
3770 cm_ReleaseSCache(dscp);
3772 if (code == 0 && !rock.any)
3773 code = CM_ERROR_NOSUCHFILE;
3777 typedef struct smb_renameRock {
3778 cm_scache_t *odscp; /* old dir */
3779 cm_scache_t *ndscp; /* new dir */
3780 cm_user_t *userp; /* user */
3781 cm_req_t *reqp; /* request struct */
3782 smb_vc_t *vcp; /* virtual circuit */
3783 char *maskp; /* pointer to star pattern of old file name */
3784 int hasTilde; /* star pattern might be shortname? */
3785 char *newNamep; /* ptr to the new file's name */
3788 int smb_RenameProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hyper_t *offp)
3791 smb_renameRock_t *rockp;
3798 if (rockp->vcp->flags & SMB_VCFLAG_USEV3)
3799 caseFold = CM_FLAG_CASEFOLD;
3801 caseFold = CM_FLAG_CASEFOLD | CM_FLAG_8DOT3;
3803 match = smb_V3MatchMask(dep->name, rockp->maskp, caseFold);
3806 && !cm_Is8Dot3(dep->name)) {
3807 cm_Gen8Dot3Name(dep, shortName, NULL);
3808 match = smb_V3MatchMask(shortName, rockp->maskp, caseFold);
3811 code = cm_Rename(rockp->odscp, dep->name,
3812 rockp->ndscp, rockp->newNamep, rockp->userp,
3814 /* if the call worked, stop doing the search now, since we
3815 * really only want to rename one file.
3817 if (code == 0) code = CM_ERROR_STOPNOW;
3824 long smb_ReceiveCoreRename(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3831 smb_renameRock_t rock;
3832 cm_scache_t *oldDscp;
3833 cm_scache_t *newDscp;
3834 cm_scache_t *tmpscp;
3846 tp = smb_GetSMBData(inp, NULL);
3847 oldPathp = smb_ParseASCIIBlock(tp, &tp);
3848 newPathp = smb_ParseASCIIBlock(tp, &tp);
3850 osi_Log2(afsd_logp, "smb rename %s to %s",
3851 osi_LogSaveString(afsd_logp, oldPathp),
3852 osi_LogSaveString(afsd_logp, newPathp));
3854 spacep = inp->spacep;
3855 smb_StripLastComponent(spacep->data, &oldLastNamep, oldPathp);
3857 userp = smb_GetUser(vcp, inp);
3860 * Changed to use CASEFOLD always. This enables us to rename Foo/baz when
3861 * what actually exists is foo/baz. I don't know why the code used to be
3862 * the way it was. 1/29/96
3864 * caseFold = ((vcp->flags & SMB_VCFLAG_USEV3) ? 0: CM_FLAG_CASEFOLD);
3866 * Changed to use CM_FLAG_FOLLOW. 7/24/96
3868 * caseFold = CM_FLAG_CASEFOLD;
3870 caseFold = CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD;
3872 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3873 code = cm_NameI(cm_rootSCachep, spacep->data, caseFold,
3874 userp, tidPathp, &req, &oldDscp);
3877 cm_ReleaseUser(userp);
3881 smb_StripLastComponent(spacep->data, &newLastNamep, newPathp);
3882 code = cm_NameI(cm_rootSCachep, spacep->data, caseFold,
3883 userp, tidPathp, &req, &newDscp);
3886 cm_ReleaseSCache(oldDscp);
3887 cm_ReleaseUser(userp);
3891 /* otherwise, oldDscp and newDscp point to the corresponding directories.
3892 * next, get the component names, and lower case them.
3895 /* handle the old name first */
3896 if (!oldLastNamep) oldLastNamep = oldPathp;
3897 else oldLastNamep++;
3899 /* and handle the new name, too */
3900 if (!newLastNamep) newLastNamep = newPathp;
3901 else newLastNamep++;
3903 /* do the vnode call */
3904 rock.odscp = oldDscp;
3905 rock.ndscp = newDscp;
3909 rock.maskp = oldLastNamep;
3910 rock.hasTilde = ((strchr(oldLastNamep, '~') != NULL) ? 1 : 0);
3911 rock.newNamep = newLastNamep;
3913 /* now search the dir for the pattern, and do the appropriate rename when
3916 thyper.LowPart = 0; /* search dir from here */
3917 thyper.HighPart = 0;
3918 /* search for file to already exhist, if so return error*/
3920 code = cm_Lookup(newDscp,newLastNamep,CM_FLAG_CHECKPATH,userp,&req,&tmpscp);
3921 if((code != CM_ERROR_NOSUCHFILE) && (code != CM_ERROR_NOSUCHPATH) && (code != CM_ERROR_NOSUCHVOLUME) ) {
3922 cm_ReleaseSCache(tmpscp);
3923 return CM_ERROR_EXISTS; /* file exist, do not rename, also
3926 code = cm_ApplyDir(oldDscp, smb_RenameProc, &rock, &thyper, userp, &req, NULL);
3928 if (code == CM_ERROR_STOPNOW)
3931 code = CM_ERROR_NOSUCHFILE;
3933 /* Handle Change Notification */
3935 * Being lazy, not distinguishing between files and dirs in this
3936 * filter, since we'd have to do a lookup.
3938 filter = FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_DIR_NAME;
3939 if (oldDscp == newDscp) {
3940 if (oldDscp->flags & CM_SCACHEFLAG_ANYWATCH)
3941 smb_NotifyChange(FILE_ACTION_RENAMED_OLD_NAME,
3942 filter, oldDscp, oldLastNamep,
3943 newLastNamep, TRUE);
3945 if (oldDscp->flags & CM_SCACHEFLAG_ANYWATCH)
3946 smb_NotifyChange(FILE_ACTION_RENAMED_OLD_NAME,
3947 filter, oldDscp, oldLastNamep,
3949 if (newDscp->flags & CM_SCACHEFLAG_ANYWATCH)
3950 smb_NotifyChange(FILE_ACTION_RENAMED_NEW_NAME,
3951 filter, newDscp, newLastNamep,
3955 cm_ReleaseUser(userp);
3957 cm_ReleaseSCache(oldDscp);
3958 cm_ReleaseSCache(newDscp);
3963 typedef struct smb_rmdirRock {
3967 char *maskp; /* pointer to the star pattern */
3972 int smb_RmdirProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hyper_t *offp)
3975 smb_rmdirRock_t *rockp;
3982 matchName = dep->name;
3983 match = (cm_stricmp(matchName, rockp->maskp) == 0);
3986 && !cm_Is8Dot3(dep->name)) {
3987 cm_Gen8Dot3Name(dep, shortName, NULL);
3988 matchName = shortName;
3989 match = (cm_stricmp(matchName, rockp->maskp) == 0);
3992 osi_Log1(smb_logp, "Removing directory %s",
3993 osi_LogSaveString(smb_logp, matchName));
3994 code = cm_RemoveDir(dscp, dep->name, rockp->userp, rockp->reqp);
3995 if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
3996 smb_NotifyChange(FILE_ACTION_REMOVED,
3997 FILE_NOTIFY_CHANGE_DIR_NAME,
3998 dscp, dep->name, NULL, TRUE);
4007 long smb_ReceiveCoreRemoveDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
4015 smb_rmdirRock_t rock;
4024 tp = smb_GetSMBData(inp, NULL);
4025 pathp = smb_ParseASCIIBlock(tp, &tp);
4027 spacep = inp->spacep;
4028 smb_StripLastComponent(spacep->data, &lastNamep, pathp);
4030 userp = smb_GetUser(vcp, inp);
4032 caseFold = CM_FLAG_CASEFOLD;
4034 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
4035 code = cm_NameI(cm_rootSCachep, spacep->data, caseFold | CM_FLAG_FOLLOW,
4036 userp, tidPathp, &req, &dscp);
4039 cm_ReleaseUser(userp);
4043 /* otherwise, scp points to the parent directory. */
4044 if (!lastNamep) lastNamep = pathp;
4048 rock.maskp = lastNamep;
4049 rock.hasTilde = ((strchr(rock.maskp, '~') != NULL) ? 1 : 0);
4052 thyper.HighPart = 0;
4056 code = cm_ApplyDir(dscp, smb_RmdirProc, &rock, &thyper, userp, &req, NULL);
4058 cm_ReleaseUser(userp);
4060 cm_ReleaseSCache(dscp);
4062 if (code == 0 && !rock.any)
4063 code = CM_ERROR_NOSUCHFILE;
4067 long smb_ReceiveCoreFlush(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
4077 fid = smb_GetSMBParm(inp, 0);
4079 osi_Log1(afsd_logp, "SMB flush fid %d", fid);
4081 fid = smb_ChainFID(fid, inp);
4082 fidp = smb_FindFID(vcp, fid, 0);
4083 if (!fidp || (fidp->flags & SMB_FID_IOCTL)) {
4084 return CM_ERROR_BADFD;
4087 userp = smb_GetUser(vcp, inp);
4089 lock_ObtainMutex(&fidp->mx);
4090 if (fidp->flags & SMB_FID_OPENWRITE)
4091 code = cm_FSync(fidp->scp, userp, &req);
4093 lock_ReleaseMutex(&fidp->mx);
4095 smb_ReleaseFID(fidp);
4097 cm_ReleaseUser(userp);
4102 struct smb_FullNameRock {
4108 int smb_FullNameProc(cm_scache_t *scp, cm_dirEntry_t *dep, void *rockp,
4112 struct smb_FullNameRock *vrockp;
4116 if (!cm_Is8Dot3(dep->name)) {
4117 cm_Gen8Dot3Name(dep, shortName, NULL);
4119 if (strcmp(shortName, vrockp->name) == 0) {
4120 vrockp->fullName = strdup(dep->name);
4121 return CM_ERROR_STOPNOW;
4124 if (stricmp(dep->name, vrockp->name) == 0
4125 && ntohl(dep->fid.vnode) == vrockp->vnode->fid.vnode
4126 && ntohl(dep->fid.unique) == vrockp->vnode->fid.unique) {
4127 vrockp->fullName = strdup(dep->name);
4128 return CM_ERROR_STOPNOW;
4133 void smb_FullName(cm_scache_t *dscp, cm_scache_t *scp, char *pathp,
4134 char **newPathp, cm_user_t *userp, cm_req_t *reqp)
4136 struct smb_FullNameRock rock;
4142 code = cm_ApplyDir(dscp, smb_FullNameProc, &rock, NULL,
4144 if (code == CM_ERROR_STOPNOW)
4145 *newPathp = rock.fullName;
4147 *newPathp = strdup(pathp);
4150 long smb_ReceiveCoreClose(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
4161 fid = smb_GetSMBParm(inp, 0);
4162 dosTime = smb_GetSMBParm(inp, 1) | (smb_GetSMBParm(inp, 2) << 16);
4164 osi_Log1(afsd_logp, "SMB close fid %d", fid);
4166 fid = smb_ChainFID(fid, inp);
4167 fidp = smb_FindFID(vcp, fid, 0);
4169 return CM_ERROR_BADFD;
4172 userp = smb_GetUser(vcp, inp);
4174 lock_ObtainMutex(&fidp->mx);
4176 /* Don't jump the gun on an async raw write */
4177 while (fidp->raw_writers) {
4178 lock_ReleaseMutex(&fidp->mx);
4179 thrd_WaitForSingleObject_Event(fidp->raw_write_event, RAWTIMEOUT);
4180 lock_ObtainMutex(&fidp->mx);
4183 fidp->flags |= SMB_FID_DELETE;
4185 /* watch for ioctl closes, and read-only opens */
4186 if (fidp->scp != NULL
4187 && (fidp->flags & (SMB_FID_OPENWRITE | SMB_FID_DELONCLOSE))
4188 == SMB_FID_OPENWRITE) {
4189 if (dosTime != 0 && dosTime != -1) {
4190 fidp->scp->mask |= CM_SCACHEMASK_CLIENTMODTIME;
4191 /* This fixes defect 10958 */
4192 CompensateForSmbClientLastWriteTimeBugs(&dosTime);
4193 smb_UnixTimeFromDosUTime(&fidp->scp->clientModTime,
4196 code = cm_FSync(fidp->scp, userp, &req);
4200 if (fidp->flags & SMB_FID_DELONCLOSE) {
4201 cm_scache_t *dscp = fidp->NTopen_dscp;
4202 char *pathp = fidp->NTopen_pathp;
4205 smb_FullName(dscp, fidp->scp, pathp, &fullPathp, userp, &req);
4206 if (fidp->scp->fileType == CM_SCACHETYPE_DIRECTORY) {
4207 code = cm_RemoveDir(dscp, fullPathp, userp, &req);
4208 if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
4209 smb_NotifyChange(FILE_ACTION_REMOVED,
4210 FILE_NOTIFY_CHANGE_DIR_NAME,
4211 dscp, fullPathp, NULL, TRUE);
4214 code = cm_Unlink(dscp, fullPathp, userp, &req);
4215 if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
4216 smb_NotifyChange(FILE_ACTION_REMOVED,
4217 FILE_NOTIFY_CHANGE_FILE_NAME,
4218 dscp, fullPathp, NULL, TRUE);
4222 lock_ReleaseMutex(&fidp->mx);
4224 if (fidp->flags & SMB_FID_NTOPEN) {
4225 cm_ReleaseSCache(fidp->NTopen_dscp);
4226 free(fidp->NTopen_pathp);
4228 if (fidp->NTopen_wholepathp)
4229 free(fidp->NTopen_wholepathp);
4230 smb_ReleaseFID(fidp);
4232 cm_ReleaseUser(userp);
4238 * smb_ReadData -- common code for Read, Read And X, and Raw Read
4241 long smb_ReadData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
4242 cm_user_t *userp, long *readp)
4244 long smb_ReadData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
4245 cm_user_t *userp, long *readp, int dosflag)
4252 osi_hyper_t fileLength;
4254 osi_hyper_t lastByte;
4255 osi_hyper_t bufferOffset;
4256 long bufIndex, nbytes;
4266 lock_ObtainMutex(&fidp->mx);
4268 lock_ObtainMutex(&scp->mx);
4270 if (offset.HighPart == 0) {
4271 chunk = offset.LowPart >> cm_logChunkSize;
4272 if (chunk != fidp->curr_chunk) {
4273 fidp->prev_chunk = fidp->curr_chunk;
4274 fidp->curr_chunk = chunk;
4276 if (fidp->curr_chunk == fidp->prev_chunk + 1)
4280 /* start by looking up the file's end */
4281 code = cm_SyncOp(scp, NULL, userp, &req, 0,
4282 CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
4283 if (code) goto done;
4285 /* now we have the entry locked, look up the length */
4286 fileLength = scp->length;
4288 /* adjust count down so that it won't go past EOF */
4289 thyper.LowPart = count;
4290 thyper.HighPart = 0;
4291 thyper = LargeIntegerAdd(offset, thyper); /* where read should end */
4293 if (LargeIntegerGreaterThan(thyper, fileLength)) {
4294 /* we'd read past EOF, so just stop at fileLength bytes.
4295 * Start by computing how many bytes remain in the file.
4297 thyper = LargeIntegerSubtract(fileLength, offset);
4299 /* if we are past EOF, read 0 bytes */
4300 if (LargeIntegerLessThanZero(thyper))
4303 count = thyper.LowPart;
4308 /* now, copy the data one buffer at a time,
4309 * until we've filled the request packet
4312 /* if we've copied all the data requested, we're done */
4313 if (count <= 0) break;
4315 /* otherwise, load up a buffer of data */
4316 thyper.HighPart = offset.HighPart;
4317 thyper.LowPart = offset.LowPart & ~(buf_bufferSize-1);
4318 if (!bufferp || !LargeIntegerEqualTo(thyper, bufferOffset)) {
4321 buf_Release(bufferp);
4324 lock_ReleaseMutex(&scp->mx);
4326 lock_ObtainRead(&scp->bufCreateLock);
4327 code = buf_Get(scp, &thyper, &bufferp);
4328 lock_ReleaseRead(&scp->bufCreateLock);
4330 lock_ObtainMutex(&scp->mx);
4331 if (code) goto done;
4332 bufferOffset = thyper;
4334 /* now get the data in the cache */
4336 code = cm_SyncOp(scp, bufferp, userp, &req, 0,
4337 CM_SCACHESYNC_NEEDCALLBACK
4338 | CM_SCACHESYNC_READ);
4339 if (code) goto done;
4341 if (cm_HaveBuffer(scp, bufferp, 0)) break;
4343 /* otherwise, load the buffer and try again */
4344 code = cm_GetBuffer(scp, bufferp, NULL, userp, &req);
4348 buf_Release(bufferp);
4352 } /* if (wrong buffer) ... */
4354 /* now we have the right buffer loaded. Copy out the
4355 * data from here to the user's buffer.
4357 bufIndex = offset.LowPart & (buf_bufferSize - 1);
4359 /* and figure out how many bytes we want from this buffer */
4360 nbytes = buf_bufferSize - bufIndex; /* what remains in buffer */
4361 if (nbytes > count) nbytes = count; /* don't go past EOF */
4363 /* now copy the data */
4366 dosmemput(bufferp->datap + bufIndex, nbytes, (dos_ptr)op);
4369 memcpy(op, bufferp->datap + bufIndex, nbytes);
4371 /* adjust counters, pointers, etc. */
4374 thyper.LowPart = nbytes;
4375 thyper.HighPart = 0;
4376 offset = LargeIntegerAdd(thyper, offset);
4380 lock_ReleaseMutex(&scp->mx);
4381 lock_ReleaseMutex(&fidp->mx);
4382 if (bufferp) buf_Release(bufferp);
4384 if (code == 0 && sequential)
4385 cm_ConsiderPrefetch(scp, &lastByte, userp, &req);
4391 * smb_WriteData -- common code for Write and Raw Write
4394 long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
4395 cm_user_t *userp, long *writtenp)
4397 long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
4398 cm_user_t *userp, long *writtenp, int dosflag)
4405 osi_hyper_t fileLength; /* file's length at start of write */
4406 osi_hyper_t minLength; /* don't read past this */
4407 long nbytes; /* # of bytes to transfer this iteration */
4409 osi_hyper_t thyper; /* hyper tmp variable */
4410 osi_hyper_t bufferOffset;
4411 long bufIndex; /* index in buffer where our data is */
4413 osi_hyper_t writeBackOffset; /* offset of region to write back when
4424 lock_ObtainMutex(&fidp->mx);
4426 lock_ObtainMutex(&scp->mx);
4428 /* start by looking up the file's end */
4429 code = cm_SyncOp(scp, NULL, userp, &req, 0,
4430 CM_SCACHESYNC_NEEDCALLBACK
4431 | CM_SCACHESYNC_SETSTATUS
4432 | CM_SCACHESYNC_GETSTATUS);
4433 if (code) goto done;
4435 /* make sure we have a writable FD */
4436 if (!(fidp->flags & SMB_FID_OPENWRITE)) {
4437 code = CM_ERROR_BADFDOP;
4441 /* now we have the entry locked, look up the length */
4442 fileLength = scp->length;
4443 minLength = fileLength;
4444 if (LargeIntegerGreaterThan(minLength, scp->serverLength))
4445 minLength = scp->serverLength;
4447 /* adjust file length if we extend past EOF */
4448 thyper.LowPart = count;
4449 thyper.HighPart = 0;
4450 thyper = LargeIntegerAdd(offset, thyper); /* where write should end */
4451 if (LargeIntegerGreaterThan(thyper, fileLength)) {
4452 /* we'd write past EOF, so extend the file */
4453 scp->mask |= CM_SCACHEMASK_LENGTH;
4454 scp->length = thyper;
4456 (FILE_NOTIFY_CHANGE_LAST_WRITE | FILE_NOTIFY_CHANGE_SIZE);
4458 filter |= FILE_NOTIFY_CHANGE_LAST_WRITE;
4460 /* now, if the new position (thyper) and the old (offset) are in
4461 * different storeback windows, remember to store back the previous
4462 * storeback window when we're done with the write.
4464 if ((thyper.LowPart & (-cm_chunkSize)) !=
4465 (offset.LowPart & (-cm_chunkSize))) {
4466 /* they're different */
4468 writeBackOffset.HighPart = offset.HighPart;
4469 writeBackOffset.LowPart = offset.LowPart & (-cm_chunkSize);
4474 /* now, copy the data one buffer at a time, until we've filled the
4477 /* if we've copied all the data requested, we're done */
4478 if (count <= 0) break;
4480 /* handle over quota or out of space */
4481 if (scp->flags & (CM_SCACHEFLAG_OVERQUOTA
4482 | CM_SCACHEFLAG_OUTOFSPACE)) {
4483 *writtenp = written;
4487 /* otherwise, load up a buffer of data */
4488 thyper.HighPart = offset.HighPart;
4489 thyper.LowPart = offset.LowPart & ~(buf_bufferSize-1);
4490 if (!bufferp || !LargeIntegerEqualTo(thyper, bufferOffset)) {
4493 lock_ReleaseMutex(&bufferp->mx);
4494 buf_Release(bufferp);
4497 lock_ReleaseMutex(&scp->mx);
4499 lock_ObtainRead(&scp->bufCreateLock);
4500 code = buf_Get(scp, &thyper, &bufferp);
4501 lock_ReleaseRead(&scp->bufCreateLock);
4503 lock_ObtainMutex(&bufferp->mx);
4504 lock_ObtainMutex(&scp->mx);
4505 if (code) goto done;
4507 bufferOffset = thyper;
4509 /* now get the data in the cache */
4511 code = cm_SyncOp(scp, bufferp, userp, &req, 0,
4512 CM_SCACHESYNC_NEEDCALLBACK
4513 | CM_SCACHESYNC_WRITE
4514 | CM_SCACHESYNC_BUFLOCKED);
4515 if (code) goto done;
4517 /* If we're overwriting the entire buffer, or
4518 * if we're writing at or past EOF, mark the
4519 * buffer as current so we don't call
4520 * cm_GetBuffer. This skips the fetch from the
4521 * server in those cases where we're going to
4522 * obliterate all the data in the buffer anyway,
4523 * or in those cases where there is no useful
4524 * data at the server to start with.
4526 * Use minLength instead of scp->length, since
4527 * the latter has already been updated by this
4530 if (LargeIntegerGreaterThanOrEqualTo(
4531 bufferp->offset, minLength)
4532 || LargeIntegerEqualTo(offset, bufferp->offset)
4533 && (count >= buf_bufferSize
4534 || LargeIntegerGreaterThanOrEqualTo(
4535 LargeIntegerAdd(offset,
4536 ConvertLongToLargeInteger(count)),
4538 if (count < buf_bufferSize
4539 && bufferp->dataVersion == -1)
4540 memset(bufferp->datap, 0,
4542 bufferp->dataVersion = scp->dataVersion;
4545 if (cm_HaveBuffer(scp, bufferp, 1)) break;
4547 /* otherwise, load the buffer and try again */
4548 lock_ReleaseMutex(&bufferp->mx);
4549 code = cm_GetBuffer(scp, bufferp, NULL, userp,
4551 lock_ReleaseMutex(&scp->mx);
4552 lock_ObtainMutex(&bufferp->mx);
4553 lock_ObtainMutex(&scp->mx);
4557 lock_ReleaseMutex(&bufferp->mx);
4558 buf_Release(bufferp);
4562 } /* if (wrong buffer) ... */
4564 /* now we have the right buffer loaded. Copy out the
4565 * data from here to the user's buffer.
4567 bufIndex = offset.LowPart & (buf_bufferSize - 1);
4569 /* and figure out how many bytes we want from this buffer */
4570 nbytes = buf_bufferSize - bufIndex; /* what remains in buffer */
4571 if (nbytes > count) nbytes = count; /* don't go past end of request */
4573 /* now copy the data */
4576 dosmemget((dos_ptr)op, nbytes, bufferp->datap + bufIndex);
4579 memcpy(bufferp->datap + bufIndex, op, nbytes);
4580 buf_SetDirty(bufferp);
4582 /* and record the last writer */
4583 if (bufferp->userp != userp) {
4584 if (bufferp->userp) cm_ReleaseUser(bufferp->userp);
4585 bufferp->userp = userp;
4589 /* adjust counters, pointers, etc. */
4593 thyper.LowPart = nbytes;
4594 thyper.HighPart = 0;
4595 offset = LargeIntegerAdd(thyper, offset);
4599 lock_ReleaseMutex(&scp->mx);
4600 lock_ReleaseMutex(&fidp->mx);
4602 lock_ReleaseMutex(&bufferp->mx);
4603 buf_Release(bufferp);
4606 if (code == 0 && filter != 0 && (fidp->flags & SMB_FID_NTOPEN)
4607 && (fidp->NTopen_dscp->flags & CM_SCACHEFLAG_ANYWATCH)) {
4608 smb_NotifyChange(FILE_ACTION_MODIFIED, filter,
4609 fidp->NTopen_dscp, fidp->NTopen_pathp,
4613 if (code == 0 && doWriteBack) {
4614 lock_ObtainMutex(&scp->mx);
4615 cm_SyncOp(scp, NULL, userp, &req, 0, CM_SCACHESYNC_ASYNCSTORE);
4616 lock_ReleaseMutex(&scp->mx);
4617 cm_QueueBKGRequest(scp, cm_BkgStore, writeBackOffset.LowPart,
4618 writeBackOffset.HighPart, cm_chunkSize, 0, userp);
4624 long smb_ReceiveCoreWrite(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
4627 long count, written = 0;
4632 cm_attr_t truncAttr; /* attribute struct used for truncating file */
4634 int inDataBlockCount;
4636 fd = smb_GetSMBParm(inp, 0);
4637 count = smb_GetSMBParm(inp, 1);
4638 offset.HighPart = 0; /* too bad */
4639 offset.LowPart = smb_GetSMBParm(inp, 2) | (smb_GetSMBParm(inp, 3) << 16);
4641 op = smb_GetSMBData(inp, NULL);
4642 op = smb_ParseDataBlock(op, NULL, &inDataBlockCount);
4644 osi_Log3(afsd_logp, "smb_ReceiveCoreWrite fd %d, off 0x%x, size 0x%x",
4645 fd, offset.LowPart, count);
4647 fd = smb_ChainFID(fd, inp);
4648 fidp = smb_FindFID(vcp, fd, 0);
4650 return CM_ERROR_BADFD;
4653 if (fidp->flags & SMB_FID_IOCTL)
4654 return smb_IoctlWrite(fidp, vcp, inp, outp);
4656 userp = smb_GetUser(vcp, inp);
4658 /* special case: 0 bytes transferred means truncate to this position */
4664 truncAttr.mask = CM_ATTRMASK_LENGTH;
4665 truncAttr.length.LowPart = offset.LowPart;
4666 truncAttr.length.HighPart = 0;
4667 lock_ObtainMutex(&fidp->mx);
4668 code = cm_SetAttr(fidp->scp, &truncAttr, userp, &req);
4669 lock_ReleaseMutex(&fidp->mx);
4670 smb_SetSMBParm(outp, 0, /* count */ 0);
4671 smb_SetSMBDataLength(outp, 0);
4672 fidp->flags |= SMB_FID_LENGTHSETDONE;
4677 * Work around bug in NT client
4679 * When copying a file, the NT client should first copy the data,
4680 * then copy the last write time. But sometimes the NT client does
4681 * these in the wrong order, so the data copies would inadvertently
4682 * cause the last write time to be overwritten. We try to detect this,
4683 * and don't set client mod time if we think that would go against the
4686 if ((fidp->flags & SMB_FID_MTIMESETDONE) != SMB_FID_MTIMESETDONE) {
4687 fidp->scp->mask |= CM_SCACHEMASK_CLIENTMODTIME;
4688 fidp->scp->clientModTime = time(NULL);
4692 code = smb_WriteData(fidp, &offset, count, op, userp, &written);
4694 code = smb_WriteData(fidp, &offset, count, op, userp, &written, FALSE);
4696 if (code == 0 && written < count)
4697 code = CM_ERROR_PARTIALWRITE;
4699 /* set the packet data length to 3 bytes for the data block header,
4700 * plus the size of the data.
4702 smb_SetSMBParm(outp, 0, written);
4703 smb_SetSMBDataLength(outp, 0);
4706 smb_ReleaseFID(fidp);
4707 cm_ReleaseUser(userp);
4712 void smb_CompleteWriteRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp,
4713 NCB *ncbp, raw_write_cont_t *rwcp)
4726 fd = smb_GetSMBParm(inp, 0);
4727 fidp = smb_FindFID(vcp, fd, 0);
4729 osi_Log2(afsd_logp, "Completing Raw Write offset %x count %x",
4730 rwcp->offset.LowPart, rwcp->count);
4732 userp = smb_GetUser(vcp, inp);
4736 code = smb_WriteData(fidp, &rwcp->offset, rwcp->count, rawBuf, userp,
4739 rawBuf = (dos_ptr) rwcp->buf;
4740 code = smb_WriteData(fidp, &rwcp->offset, rwcp->count,
4741 (unsigned char *) rawBuf, userp,
4745 if (rwcp->writeMode & 0x1) { /* synchronous */
4748 smb_FormatResponsePacket(vcp, inp, outp);
4749 op = (smb_t *) outp;
4750 op->com = 0x20; /* SMB_COM_WRITE_COMPLETE */
4751 smb_SetSMBParm(outp, 0, written + rwcp->alreadyWritten);
4752 smb_SetSMBDataLength(outp, 0);
4753 smb_SendPacket(vcp, outp);
4754 smb_FreePacket(outp);
4756 else { /* asynchronous */
4757 lock_ObtainMutex(&fidp->mx);
4758 fidp->raw_writers--;
4759 if (fidp->raw_writers == 0)
4760 thrd_SetEvent(fidp->raw_write_event);
4761 lock_ReleaseMutex(&fidp->mx);
4764 /* Give back raw buffer */
4765 lock_ObtainMutex(&smb_RawBufLock);
4767 *((char **)rawBuf) = smb_RawBufs;
4769 _farpokel(_dos_ds, rawBuf, smb_RawBufs);
4771 smb_RawBufs = rawBuf;
4772 lock_ReleaseMutex(&smb_RawBufLock);
4774 smb_ReleaseFID(fidp);
4775 cm_ReleaseUser(userp);
4778 long smb_ReceiveCoreWriteRawDummy(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
4783 long smb_ReceiveCoreWriteRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp, raw_write_cont_t *rwcp)
4786 long count, written = 0;
4793 unsigned short writeMode;
4800 fd = smb_GetSMBParm(inp, 0);
4801 totalCount = smb_GetSMBParm(inp, 1);
4802 count = smb_GetSMBParm(inp, 10);
4803 offset.HighPart = 0; /* too bad */
4804 offset.LowPart = smb_GetSMBParm(inp, 3) | (smb_GetSMBParm(inp, 4) << 16);
4805 writeMode = smb_GetSMBParm(inp, 7);
4807 op = (char *) inp->data;
4808 op += smb_GetSMBParm(inp, 11);
4811 "smb_ReceiveCoreWriteRaw fd %d, off 0x%x, size 0x%x, WriteMode 0x%x",
4812 fd, offset.LowPart, count, writeMode);
4814 fd = smb_ChainFID(fd, inp);
4815 fidp = smb_FindFID(vcp, fd, 0);
4817 return CM_ERROR_BADFD;
4820 userp = smb_GetUser(vcp, inp);
4823 * Work around bug in NT client
4825 * When copying a file, the NT client should first copy the data,
4826 * then copy the last write time. But sometimes the NT client does
4827 * these in the wrong order, so the data copies would inadvertently
4828 * cause the last write time to be overwritten. We try to detect this,
4829 * and don't set client mod time if we think that would go against the
4832 if ((fidp->flags & SMB_FID_LOOKSLIKECOPY) != SMB_FID_LOOKSLIKECOPY) {
4833 fidp->scp->mask |= CM_SCACHEMASK_CLIENTMODTIME;
4834 fidp->scp->clientModTime = time(NULL);
4838 code = smb_WriteData(fidp, &offset, count, op, userp, &written);
4840 code = smb_WriteData(fidp, &offset, count, op, userp, &written, FALSE);
4842 if (code == 0 && written < count)
4843 code = CM_ERROR_PARTIALWRITE;
4845 /* Get a raw buffer */
4848 lock_ObtainMutex(&smb_RawBufLock);
4850 /* Get a raw buf, from head of list */
4851 rawBuf = smb_RawBufs;
4853 smb_RawBufs = *(char **)smb_RawBufs;
4855 smb_RawBufs = _farpeekl(_dos_ds, smb_RawBufs);
4859 code = CM_ERROR_USESTD;
4860 lock_ReleaseMutex(&smb_RawBufLock);
4863 /* Don't allow a premature Close */
4864 if (code == 0 && (writeMode & 1) == 0) {
4865 lock_ObtainMutex(&fidp->mx);
4866 fidp->raw_writers++;
4867 thrd_ResetEvent(fidp->raw_write_event);
4868 lock_ReleaseMutex(&fidp->mx);
4871 smb_ReleaseFID(fidp);
4872 cm_ReleaseUser(userp);
4875 smb_SetSMBParm(outp, 0, written);
4876 smb_SetSMBDataLength(outp, 0);
4877 ((smb_t *)outp)->com = 0x20; /* SMB_COM_WRITE_COMPLETE */
4884 rwcp->offset.HighPart = 0;
4885 rwcp->offset.LowPart = offset.LowPart + count;
4886 rwcp->count = totalCount - count;
4887 rwcp->writeMode = writeMode;
4888 rwcp->alreadyWritten = written;
4890 /* set the packet data length to 3 bytes for the data block header,
4891 * plus the size of the data.
4893 smb_SetSMBParm(outp, 0, 0xffff);
4894 smb_SetSMBDataLength(outp, 0);
4899 long smb_ReceiveCoreRead(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
4902 long count, finalCount;
4909 fd = smb_GetSMBParm(inp, 0);
4910 count = smb_GetSMBParm(inp, 1);
4911 offset.HighPart = 0; /* too bad */
4912 offset.LowPart = smb_GetSMBParm(inp, 2) | (smb_GetSMBParm(inp, 3) << 16);
4914 osi_Log3(afsd_logp, "smb_ReceiveCoreRead fd %d, off 0x%x, size 0x%x",
4915 fd, offset.LowPart, count);
4917 fd = smb_ChainFID(fd, inp);
4918 fidp = smb_FindFID(vcp, fd, 0);
4920 return CM_ERROR_BADFD;
4923 if (fidp->flags & SMB_FID_IOCTL) {
4924 return smb_IoctlRead(fidp, vcp, inp, outp);
4927 userp = smb_GetUser(vcp, inp);
4929 /* remember this for final results */
4930 smb_SetSMBParm(outp, 0, count);
4931 smb_SetSMBParm(outp, 1, 0);
4932 smb_SetSMBParm(outp, 2, 0);
4933 smb_SetSMBParm(outp, 3, 0);
4934 smb_SetSMBParm(outp, 4, 0);
4936 /* set the packet data length to 3 bytes for the data block header,
4937 * plus the size of the data.
4939 smb_SetSMBDataLength(outp, count+3);
4941 /* get op ptr after putting in the parms, since otherwise we don't
4942 * know where the data really is.
4944 op = smb_GetSMBData(outp, NULL);
4946 /* now emit the data block header: 1 byte of type and 2 bytes of length */
4947 *op++ = 1; /* data block marker */
4948 *op++ = (unsigned char) (count & 0xff);
4949 *op++ = (unsigned char) ((count >> 8) & 0xff);
4952 code = smb_ReadData(fidp, &offset, count, op, userp, &finalCount);
4954 code = smb_ReadData(fidp, &offset, count, op, userp, &finalCount, FALSE);
4957 /* fix some things up */
4958 smb_SetSMBParm(outp, 0, finalCount);
4959 smb_SetSMBDataLength(outp, finalCount+3);
4961 smb_ReleaseFID(fidp);
4963 cm_ReleaseUser(userp);
4967 long smb_ReceiveCoreMakeDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
4974 cm_scache_t *dscp; /* dir we're dealing with */
4975 cm_scache_t *scp; /* file we're creating */
4977 int initialModeBits;
4987 /* compute initial mode bits based on read-only flag in attributes */
4988 initialModeBits = 0777;
4990 tp = smb_GetSMBData(inp, NULL);
4991 pathp = smb_ParseASCIIBlock(tp, &tp);
4993 if (strcmp(pathp, "\\") == 0)
4994 return CM_ERROR_EXISTS;
4996 spacep = inp->spacep;
4997 smb_StripLastComponent(spacep->data, &lastNamep, pathp);
4999 userp = smb_GetUser(vcp, inp);
5001 caseFold = CM_FLAG_CASEFOLD;
5003 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
5005 code = cm_NameI(cm_rootSCachep, spacep->data,
5006 caseFold | CM_FLAG_FOLLOW | CM_FLAG_CHECKPATH,
5007 userp, tidPathp, &req, &dscp);
5010 cm_ReleaseUser(userp);
5014 /* otherwise, scp points to the parent directory. Do a lookup, and
5015 * fail if we find it. Otherwise, we do the create.
5017 if (!lastNamep) lastNamep = pathp;
5019 code = cm_Lookup(dscp, lastNamep, caseFold, userp, &req, &scp);
5020 if (scp) cm_ReleaseSCache(scp);
5021 if (code != CM_ERROR_NOSUCHFILE) {
5022 if (code == 0) code = CM_ERROR_EXISTS;
5023 cm_ReleaseSCache(dscp);
5024 cm_ReleaseUser(userp);
5028 setAttr.mask = CM_ATTRMASK_CLIENTMODTIME;
5029 setAttr.clientModTime = time(NULL);
5030 code = cm_MakeDir(dscp, lastNamep, 0, &setAttr, userp, &req);
5031 if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
5032 smb_NotifyChange(FILE_ACTION_ADDED,
5033 FILE_NOTIFY_CHANGE_DIR_NAME,
5034 dscp, lastNamep, NULL, TRUE);
5036 /* we don't need this any longer */
5037 cm_ReleaseSCache(dscp);
5040 /* something went wrong creating or truncating the file */
5041 cm_ReleaseUser(userp);
5045 /* otherwise we succeeded */
5046 smb_SetSMBDataLength(outp, 0);
5047 cm_ReleaseUser(userp);
5052 BOOL smb_IsLegalFilename(char *filename)
5055 * Find the longest substring of filename that does not contain
5056 * any of the chars in illegalChars. If that substring is less
5057 * than the length of the whole string, then one or more of the
5058 * illegal chars is in filename.
5060 if (strcspn(filename, illegalChars) < strlen(filename))
5066 long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
5074 cm_scache_t *dscp; /* dir we're dealing with */
5075 cm_scache_t *scp; /* file we're creating */
5077 int initialModeBits;
5089 excl = (inp->inCom == 0x03)? 0 : 1;
5091 attributes = smb_GetSMBParm(inp, 0);
5092 dosTime = smb_GetSMBParm(inp, 1) | (smb_GetSMBParm(inp, 2) << 16);
5094 /* compute initial mode bits based on read-only flag in attributes */
5095 initialModeBits = 0666;
5096 if (attributes & 1) initialModeBits &= ~0222;
5098 tp = smb_GetSMBData(inp, NULL);
5099 pathp = smb_ParseASCIIBlock(tp, &tp);
5101 spacep = inp->spacep;
5102 smb_StripLastComponent(spacep->data, &lastNamep, pathp);
5104 userp = smb_GetUser(vcp, inp);
5106 caseFold = CM_FLAG_CASEFOLD;
5108 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
5109 code = cm_NameI(cm_rootSCachep, spacep->data, caseFold | CM_FLAG_FOLLOW,
5110 userp, tidPathp, &req, &dscp);
5113 cm_ReleaseUser(userp);
5117 /* otherwise, scp points to the parent directory. Do a lookup, and
5118 * truncate the file if we find it, otherwise we create the file.
5120 if (!lastNamep) lastNamep = pathp;
5123 if (!smb_IsLegalFilename(lastNamep))
5124 return CM_ERROR_BADNTFILENAME;
5126 code = cm_Lookup(dscp, lastNamep, caseFold, userp, &req, &scp);
5127 if (code && code != CM_ERROR_NOSUCHFILE) {
5128 cm_ReleaseSCache(dscp);
5129 cm_ReleaseUser(userp);
5133 /* if we get here, if code is 0, the file exists and is represented by
5134 * scp. Otherwise, we have to create it.
5138 /* oops, file shouldn't be there */
5139 cm_ReleaseSCache(dscp);
5140 cm_ReleaseSCache(scp);
5141 cm_ReleaseUser(userp);
5142 return CM_ERROR_EXISTS;
5145 setAttr.mask = CM_ATTRMASK_LENGTH;
5146 setAttr.length.LowPart = 0;
5147 setAttr.length.HighPart = 0;
5148 code = cm_SetAttr(scp, &setAttr, userp, &req);
5151 setAttr.mask = CM_ATTRMASK_CLIENTMODTIME;
5152 smb_UnixTimeFromDosUTime(&setAttr.clientModTime, dosTime);
5153 code = cm_Create(dscp, lastNamep, 0, &setAttr, &scp, userp,
5155 if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
5156 smb_NotifyChange(FILE_ACTION_ADDED,
5157 FILE_NOTIFY_CHANGE_FILE_NAME,
5158 dscp, lastNamep, NULL, TRUE);
5159 if (!excl && code == CM_ERROR_EXISTS) {
5160 /* not an exclusive create, and someone else tried
5161 * creating it already, then we open it anyway. We
5162 * don't bother retrying after this, since if this next
5163 * fails, that means that the file was deleted after
5164 * we started this call.
5166 code = cm_Lookup(dscp, lastNamep, caseFold, userp,
5169 setAttr.mask = CM_ATTRMASK_LENGTH;
5170 setAttr.length.LowPart = 0;
5171 setAttr.length.HighPart = 0;
5172 code = cm_SetAttr(scp, &setAttr, userp, &req);
5177 /* we don't need this any longer */
5178 cm_ReleaseSCache(dscp);
5181 /* something went wrong creating or truncating the file */
5182 if (scp) cm_ReleaseSCache(scp);
5183 cm_ReleaseUser(userp);
5187 /* make sure we only open files */
5188 if (scp->fileType != CM_SCACHETYPE_FILE) {
5189 cm_ReleaseSCache(scp);
5190 cm_ReleaseUser(userp);
5191 return CM_ERROR_ISDIR;
5194 /* now all we have to do is open the file itself */
5195 fidp = smb_FindFID(vcp, 0, SMB_FLAG_CREATE);
5198 /* save a pointer to the vnode */
5201 /* always create it open for read/write */
5202 fidp->flags |= (SMB_FID_OPENREAD | SMB_FID_OPENWRITE);
5204 smb_ReleaseFID(fidp);
5206 smb_SetSMBParm(outp, 0, fidp->fid);
5207 smb_SetSMBDataLength(outp, 0);
5209 cm_Open(scp, 0, userp);
5211 cm_ReleaseUser(userp);
5212 /* leave scp held since we put it in fidp->scp */
5216 long smb_ReceiveCoreSeek(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
5229 fd = smb_GetSMBParm(inp, 0);
5230 whence = smb_GetSMBParm(inp, 1);
5231 offset = smb_GetSMBParm(inp, 2) | (smb_GetSMBParm(inp, 3) << 16);
5233 /* try to find the file descriptor */
5234 fd = smb_ChainFID(fd, inp);
5235 fidp = smb_FindFID(vcp, fd, 0);
5236 if (!fidp || (fidp->flags & SMB_FID_IOCTL)) {
5237 return CM_ERROR_BADFD;
5240 userp = smb_GetUser(vcp, inp);
5242 lock_ObtainMutex(&fidp->mx);
5244 lock_ObtainMutex(&scp->mx);
5245 code = cm_SyncOp(scp, NULL, userp, &req, 0,
5246 CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
5249 /* offset from current offset */
5250 offset += fidp->offset;
5252 else if (whence == 2) {
5253 /* offset from current EOF */
5254 offset += scp->length.LowPart;
5256 fidp->offset = offset;
5257 smb_SetSMBParm(outp, 0, offset & 0xffff);
5258 smb_SetSMBParm(outp, 1, (offset>>16) & 0xffff);
5259 smb_SetSMBDataLength(outp, 0);
5261 lock_ReleaseMutex(&scp->mx);
5262 lock_ReleaseMutex(&fidp->mx);
5263 smb_ReleaseFID(fidp);
5264 cm_ReleaseUser(userp);
5268 /* dispatch all of the requests received in a packet. Due to chaining, this may
5269 * be more than one request.
5271 void smb_DispatchPacket(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp,
5272 NCB *ncbp, raw_write_cont_t *rwcp)
5274 static showErrors = 1;
5278 unsigned char *outWctp;
5279 int nparms; /* # of bytes of parameters */
5281 int nbytes; /* bytes of data, excluding count */
5284 unsigned short errCode;
5285 unsigned long NTStatus;
5287 unsigned char errClass;
5288 unsigned int oldGen;
5289 DWORD oldTime, newTime;
5291 /* get easy pointer to the data */
5292 smbp = (smb_t *) inp->data;
5294 if (!(outp->flags & SMB_PACKETFLAG_SUSPENDED)) {
5295 /* setup the basic parms for the initial request in the packet */
5296 inp->inCom = smbp->com;
5297 inp->wctp = &smbp->wct;
5299 inp->ncb_length = ncbp->ncb_length;
5304 if (ncbp->ncb_length < offsetof(struct smb, vdata)) {
5305 /* log it and discard it */
5310 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
5311 sprintf(s, "SMB message too short, len %d", ncbp->ncb_length);
5313 ReportEvent(h, EVENTLOG_WARNING_TYPE, 0, 1007, NULL,
5314 1, ncbp->ncb_length, ptbuf, inp);
5315 DeregisterEventSource(h);
5317 osi_Log1(smb_logp, "SMB message too short, len %d",
5324 /* We are an ongoing op */
5325 thrd_Increment(&ongoingOps);
5327 /* set up response packet for receiving output */
5328 if (!(outp->flags & SMB_PACKETFLAG_SUSPENDED))
5329 smb_FormatResponsePacket(vcp, inp, outp);
5330 outWctp = outp->wctp;
5332 /* Remember session generation number and time */
5333 oldGen = sessionGen;
5334 oldTime = GetCurrentTime();
5336 while(inp->inCom != 0xff) {
5337 dp = &smb_dispatchTable[inp->inCom];
5339 if (outp->flags & SMB_PACKETFLAG_SUSPENDED) {
5340 outp->flags &= ~SMB_PACKETFLAG_SUSPENDED;
5341 code = outp->resumeCode;
5345 /* process each request in the packet; inCom, wctp and inCount
5346 * are already set up.
5348 osi_Log2(afsd_logp, "SMB received op 0x%x lsn %d", inp->inCom,
5351 /* now do the dispatch */
5352 /* start by formatting the response record a little, as a default */
5353 if (dp->flags & SMB_DISPATCHFLAG_CHAINED) {
5355 outWctp[1] = 0xff; /* no operation */
5356 outWctp[2] = 0; /* padding */
5361 /* not a chained request, this is a more reasonable default */
5362 outWctp[0] = 0; /* wct of zero */
5363 outWctp[1] = 0; /* and bcc (word) of zero */
5367 /* once set, stays set. Doesn't matter, since we never chain
5368 * "no response" calls.
5370 if (dp->flags & SMB_DISPATCHFLAG_NORESPONSE)
5374 /* we have a recognized operation */
5376 if (inp->inCom == 0x1d)
5378 code = smb_ReceiveCoreWriteRaw (vcp, inp, outp,
5381 osi_LogEvent("AFS Dispatch %s",(myCrt_Dispatch(inp->inCom)),"vcp[%x] lana[%d] lsn[%d]",vcp,vcp->lana,vcp->lsn);
5382 osi_Log4(afsd_logp,"Dispatch %s vcp[%x] lana[%d] lsn[%d]",(myCrt_Dispatch(inp->inCom)),vcp,vcp->lana,vcp->lsn);
5383 code = (*(dp->procp)) (vcp, inp, outp);
5384 osi_LogEvent("AFS Dispatch return",NULL,"Code[%d]",(code==0)?0:code-CM_ERROR_BASE,"");
5385 osi_Log1(afsd_logp,"Dispatch return code[%d]",(code==0)?0:code-CM_ERROR_BASE);
5388 if (oldGen != sessionGen) {
5393 newTime = GetCurrentTime();
5394 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
5395 sprintf(s, "Pkt straddled session startup, took %d ms, ncb length %d",
5396 newTime - oldTime, ncbp->ncb_length);
5398 ReportEvent(h, EVENTLOG_WARNING_TYPE, 0,
5399 1005, NULL, 1, ncbp->ncb_length, ptbuf, smbp);
5400 DeregisterEventSource(h);
5402 osi_Log1(afsd_logp, "Pkt straddled session startup, "
5403 "ncb length %d", ncbp->ncb_length);
5408 /* bad opcode, fail the request, after displaying it */
5411 sprintf(tbuffer, "Received bad SMB req 0x%x", inp->inCom);
5412 code = (*smb_MBfunc)(NULL, tbuffer, "Cancel: don't show again",
5414 if (code == IDCANCEL) showErrors = 0;
5417 code = CM_ERROR_BADOP;
5420 /* catastrophic failure: log as much as possible */
5421 if (code == CM_ERROR_BADSMB) {
5428 "Invalid SMB, ncb_length %d",
5431 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
5432 sprintf(s, "Invalid SMB message, length %d",
5435 ReportEvent(h, EVENTLOG_ERROR_TYPE, 0, 1002, NULL,
5436 1, ncbp->ncb_length, ptbuf, smbp);
5437 DeregisterEventSource(h);
5439 osi_Log1(afsd_logp, "Invalid SMB message, length %d",
5443 code = CM_ERROR_INVAL;
5446 if (outp->flags & SMB_PACKETFLAG_NOSEND) {
5447 thrd_Decrement(&ongoingOps);
5452 /* now, if we failed, turn the current response into an empty
5453 * one, and fill in the response packet's error code.
5456 if (vcp->flags & SMB_VCFLAG_STATUS32) {
5457 smb_MapNTError(code, &NTStatus);
5458 outWctp = outp->wctp;
5459 smbp = (smb_t *) &outp->data;
5460 if (code != CM_ERROR_PARTIALWRITE
5461 && code != CM_ERROR_BUFFERTOOSMALL) {
5462 /* nuke wct and bcc. For a partial
5463 * write, assume they're OK.
5469 smbp->rcls = (unsigned char) (NTStatus & 0xff);
5470 smbp->reh = (unsigned char) ((NTStatus >> 8) & 0xff);
5471 smbp->errLow = (unsigned char) ((NTStatus >> 16) & 0xff);
5472 smbp->errHigh = (unsigned char) ((NTStatus >> 24) & 0xff);
5473 smbp->flg2 |= 0x4000;
5477 smb_MapCoreError(code, vcp, &errCode, &errClass);
5478 outWctp = outp->wctp;
5479 smbp = (smb_t *) &outp->data;
5480 if (code != CM_ERROR_PARTIALWRITE) {
5481 /* nuke wct and bcc. For a partial
5482 * write, assume they're OK.
5488 smbp->errLow = (unsigned char) (errCode & 0xff);
5489 smbp->errHigh = (unsigned char) ((errCode >> 8) & 0xff);
5490 smbp->rcls = errClass;
5493 } /* error occurred */
5495 /* if we're here, we've finished one request. Look to see if
5496 * this is a chained opcode. If it is, setup things to process
5497 * the chained request, and setup the output buffer to hold the
5498 * chained response. Start by finding the next input record.
5500 if (!(dp->flags & SMB_DISPATCHFLAG_CHAINED))
5501 break; /* not a chained req */
5502 tp = inp->wctp; /* points to start of last request */
5503 if (tp[0] < 2) break; /* in a chained request, the first two
5504 * parm fields are required, and are
5505 * AndXCommand/AndXReserved and
5507 if (tp[1] == 0xff) break; /* no more chained opcodes */
5509 inp->wctp = inp->data + tp[3] + (tp[4] << 8);
5512 /* and now append the next output request to the end of this
5513 * last request. Begin by finding out where the last response
5514 * ends, since that's where we'll put our new response.
5516 outWctp = outp->wctp; /* ptr to out parameters */
5517 osi_assert (outWctp[0] >= 2); /* need this for all chained requests */
5518 nparms = outWctp[0] << 1;
5519 tp = outWctp + nparms + 1; /* now points to bcc field */
5520 nbytes = tp[0] + (tp[1] << 8); /* # of data bytes */
5521 tp += 2 /* for the count itself */ + nbytes;
5522 /* tp now points to the new output record; go back and patch the
5523 * second parameter (off2) to point to the new record.
5525 temp = (unsigned int)tp - ((unsigned int) outp->data);
5526 outWctp[3] = (unsigned char) (temp & 0xff);
5527 outWctp[4] = (unsigned char) ((temp >> 8) & 0xff);
5528 outWctp[2] = 0; /* padding */
5529 outWctp[1] = inp->inCom; /* next opcode */
5531 /* finally, setup for the next iteration */
5534 } /* while loop over all requests in the packet */
5536 /* done logging out, turn off logging-out flag */
5537 if (!(inp->flags & SMB_PACKETFLAG_PROFILE_UPDATE_OK)) {
5538 vcp->justLoggedOut = NULL;
5541 free(loggedOutName);
5542 loggedOutName = NULL;
5543 smb_ReleaseUID(loggedOutUserp);
5544 loggedOutUserp = NULL;
5548 /* now send the output packet, and return */
5550 smb_SendPacket(vcp, outp);
5551 thrd_Decrement(&ongoingOps);
5553 if (!(vcp->flags & SMB_VCFLAG_ALREADYDEAD)) {
5555 last_msg_time = GetCurrentTime();
5557 else if (active_vcp == vcp)
5564 /* Wait for Netbios() calls to return, and make the results available to server
5565 * threads. Note that server threads can't wait on the NCBevents array
5566 * themselves, because NCB events are manual-reset, and the servers would race
5567 * each other to reset them.
5569 void smb_ClientWaiter(void *parmp)
5574 code = thrd_WaitForMultipleObjects_Event(numNCBs, NCBevents,
5576 if (code == WAIT_OBJECT_0)
5578 idx = code - WAIT_OBJECT_0;
5580 thrd_ResetEvent(NCBevents[idx]);
5581 thrd_SetEvent(NCBreturns[0][idx]);
5587 * Try to have one NCBRECV request waiting for every live session. Not more
5588 * than one, because if there is more than one, it's hard to handle Write Raw.
5590 void smb_ServerWaiter(void *parmp)
5592 DWORD code, idx_session, idx_NCB;
5600 code = thrd_WaitForMultipleObjects_Event(numSessions, SessionEvents,
5602 if (code == WAIT_OBJECT_0)
5604 idx_session = code - WAIT_OBJECT_0;
5608 code = thrd_WaitForMultipleObjects_Event(numNCBs, NCBavails,
5610 if (code == WAIT_OBJECT_0)
5612 idx_NCB = code - WAIT_OBJECT_0;
5614 /* Link them together */
5615 NCBsessions[idx_NCB] = idx_session;
5618 ncbp = NCBs[idx_NCB];
5620 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
5622 ncbp->ncb_lsn = (unsigned char) LSNs[idx_session];
5623 ncbp->ncb_command = NCBRECV | ASYNCH;
5624 ncbp->ncb_lana_num = lanas[idx_session];
5626 ncbp->ncb_buffer = (unsigned char *) bufs[idx_NCB];
5627 ncbp->ncb_event = NCBevents[idx_NCB];
5628 ncbp->ncb_length = SMB_PACKETSIZE;
5631 ncbp->ncb_buffer = bufs[idx_NCB]->dos_pkt;
5632 ((smb_ncb_t*)ncbp)->orig_pkt = bufs[idx_NCB];
5633 ncbp->ncb_event = NCBreturns[0][idx_NCB];
5634 ncbp->ncb_length = SMB_PACKETSIZE;
5635 Netbios(ncbp, dos_ncb);
5641 * The top level loop for handling SMB request messages. Each server thread
5642 * has its own NCB and buffer for sending replies (outncbp, outbufp), but the
5643 * NCB and buffer for the incoming request are loaned to us.
5645 * Write Raw trickery starts here. When we get a Write Raw, we are supposed
5646 * to immediately send a request for the rest of the data. This must come
5647 * before any other traffic for that session, so we delay setting the session
5648 * event until that data has come in.
5650 void smb_Server(VOID *parmp)
5652 int myIdx = (int) parmp;
5656 smb_packet_t *outbufp;
5657 DWORD code, rcode, idx_NCB, idx_session;
5666 outbufp = GetPacket();
5667 outbufp->ncbp = outncbp;
5671 /* check for demo expiration */
5673 unsigned long tod = time((void *) 0);
5674 if (tod > EXPIREDATE) {
5675 (*smb_MBfunc)(NULL, "AFS demo expiration",
5677 MB_OK|MB_ICONSTOP|MB_SETFOREGROUND);
5681 #endif /* !NOEXPIRE */
5683 code = thrd_WaitForMultipleObjects_Event(numNCBs, NCBreturns[myIdx],
5685 if (code == WAIT_OBJECT_0)
5687 idx_NCB = code - WAIT_OBJECT_0;
5689 ncbp = NCBs[idx_NCB];
5691 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
5693 idx_session = NCBsessions[idx_NCB];
5694 rc = ncbp->ncb_retcode;
5696 if (rc != NRC_PENDING && rc != NRC_GOODRET)
5697 osi_Log1(afsd_logp, "NCBRECV failure code %d", rc);
5700 case NRC_GOODRET: break;
5703 /* Can this happen? Or is it just my
5709 /* Client closed session */
5710 dead_sessions[idx_session] = TRUE;
5711 vcp = smb_FindVC(ncbp->ncb_lsn, 0, lanas[idx_session]);
5712 /* Should also release vcp. Also, would do
5713 * sanity check that all TID's are gone. */
5716 "dead_vcp already set, %x",
5719 && !(vcp->flags & SMB_VCFLAG_ALREADYDEAD)) {
5721 "setting dead_vcp %x, user struct %x",
5724 vcp->flags |= SMB_VCFLAG_ALREADYDEAD;
5726 if (vcp->justLoggedOut) {
5728 loggedOutTime = vcp->logoffTime;
5730 strdup(vcp->justLoggedOut->unp->name);
5731 loggedOutUserp = vcp->justLoggedOut;
5732 lock_ObtainWrite(&smb_rctLock);
5733 loggedOutUserp->refCount++;
5734 lock_ReleaseWrite(&smb_rctLock);
5739 /* Treat as transient error */
5747 "dispatch smb recv failed, message incomplete, ncb_length %d",
5749 h = RegisterEventSource(NULL,
5750 AFS_DAEMON_EVENT_NAME);
5751 sprintf(s, "SMB message incomplete, length %d",
5754 ReportEvent(h, EVENTLOG_WARNING_TYPE, 0,
5756 ncbp->ncb_length, ptbuf,
5758 DeregisterEventSource(h);
5761 "dispatch smb recv failed, message incomplete, ncb_length %d",
5764 "SMB message incomplete, "
5765 "length %d", ncbp->ncb_length);
5769 * We used to discard the packet.
5770 * Instead, try handling it normally.
5778 /* A weird error code. Log it, sleep, and
5780 if (vcp->errorCount++ > 3)
5781 dead_sessions[idx_session] = TRUE;
5784 thrd_SetEvent(SessionEvents[idx_session]);
5789 /* Success, so now dispatch on all the data in the packet */
5791 smb_concurrentCalls++;
5792 if (smb_concurrentCalls > smb_maxObsConcurrentCalls)
5793 smb_maxObsConcurrentCalls = smb_concurrentCalls;
5795 vcp = smb_FindVC(ncbp->ncb_lsn, 0, ncbp->ncb_lana_num);
5796 vcp->errorCount = 0;
5797 bufp = (struct smb_packet *) ncbp->ncb_buffer;
5799 bufp = ((smb_ncb_t *) ncbp)->orig_pkt;
5800 /* copy whole packet to virtual memory */
5801 /*fprintf(stderr, "smb_Server: copying dos packet at 0x%x, "
5803 bufp->dos_pkt / 16, bufp);*/
5805 dosmemget(bufp->dos_pkt, ncbp->ncb_length, bufp->data);
5807 smbp = (smb_t *)bufp->data;
5810 if (smbp->com == 0x1d) {
5811 /* Special handling for Write Raw */
5812 raw_write_cont_t rwc;
5813 EVENT_HANDLE rwevent;
5814 smb_DispatchPacket(vcp, bufp, outbufp, ncbp, &rwc);
5815 if (rwc.code == 0) {
5816 rwevent = thrd_CreateEvent(NULL, FALSE, FALSE, NULL);
5817 ncbp->ncb_command = NCBRECV | ASYNCH;
5818 ncbp->ncb_lsn = (unsigned char) vcp->lsn;
5819 ncbp->ncb_lana_num = vcp->lana;
5820 ncbp->ncb_buffer = rwc.buf;
5821 ncbp->ncb_length = 65535;
5822 ncbp->ncb_event = rwevent;
5826 Netbios(ncbp, dos_ncb);
5828 rcode = thrd_WaitForSingleObject_Event(rwevent,
5830 thrd_CloseHandle(rwevent);
5832 thrd_SetEvent(SessionEvents[idx_session]);
5834 smb_CompleteWriteRaw(vcp, bufp, outbufp, ncbp,
5836 } else if (smbp->com == 0xa0) {
5838 * Serialize the handling for NT Transact
5841 smb_DispatchPacket(vcp, bufp, outbufp, ncbp, NULL);
5842 thrd_SetEvent(SessionEvents[idx_session]);
5844 thrd_SetEvent(SessionEvents[idx_session]);
5845 smb_DispatchPacket(vcp, bufp, outbufp, ncbp, NULL);
5848 smb_concurrentCalls--;
5851 thrd_SetEvent(NCBavails[idx_NCB]);
5856 * Create a new NCB and associated events, packet buffer, and "space" buffer.
5857 * If the number of server threads is M, and the number of live sessions is
5858 * N, then the number of NCB's in use at any time either waiting for, or
5859 * holding, received messages is M + N, so that is how many NCB's get created.
5861 void InitNCBslot(int idx)
5863 struct smb_packet *bufp;
5864 EVENT_HANDLE retHandle;
5867 NCBs[idx] = GetNCB();
5868 NCBavails[idx] = thrd_CreateEvent(NULL, FALSE, TRUE, NULL);
5870 NCBevents[idx] = thrd_CreateEvent(NULL, TRUE, FALSE, NULL);
5872 retHandle = thrd_CreateEvent(NULL, FALSE, FALSE, NULL);
5873 for (i=0; i<smb_NumServerThreads; i++)
5874 NCBreturns[i][idx] = retHandle;
5876 bufp->spacep = cm_GetSpace();
5880 /* listen for new connections */
5881 void smb_Listener(void *parmp)
5889 char rname[NCBNAMSZ+1];
5890 char cname[MAX_COMPUTERNAME_LENGTH+1];
5891 int cnamelen = MAX_COMPUTERNAME_LENGTH+1;
5896 int lana = (int) parmp;
5900 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
5904 memset(ncbp, 0, sizeof(NCB));
5906 /* terminate if shutdown flag is set */
5907 if (smbShutdownFlag == 1)
5912 /* check for demo expiration */
5914 unsigned long tod = time((void *) 0);
5915 if (tod > EXPIREDATE) {
5916 (*smb_MBfunc)(NULL, "AFS demo expiration",
5918 MB_OK|MB_ICONSTOP|MB_SETFOREGROUND);
5922 #endif /* !NOEXPIRE */
5924 ncbp->ncb_command = NCBLISTEN;
5925 ncbp->ncb_rto = 0; /* No receive timeout */
5926 ncbp->ncb_sto = 0; /* No send timeout */
5928 /* pad out with spaces instead of null termination */
5929 len = strlen(smb_localNamep);
5930 strncpy(ncbp->ncb_name, smb_localNamep, NCBNAMSZ);
5931 for(i=len; i<NCBNAMSZ; i++) ncbp->ncb_name[i] = ' ';
5933 strcpy(ncbp->ncb_callname, "*");
5934 for(i=1; i<NCBNAMSZ; i++) ncbp->ncb_callname[i] = ' ';
5936 ncbp->ncb_lana_num = lana;
5939 code = Netbios(ncbp);
5941 code = Netbios(ncbp, dos_ncb);
5945 fprintf(stderr, "NCBLISTEN lana=%d failed with code %d\n",
5946 ncbp->ncb_lana_num, code);
5947 osi_Log2(0, "NCBLISTEN lana=%d failed with code %d",
5948 ncbp->ncb_lana_num, code);
5949 fprintf(stderr, "\nClient exiting due to network failure "
5950 "(possibly due to power-saving mode)\n");
5951 fprintf(stderr, "Please restart client.\n");
5952 afs_exit(AFS_EXITCODE_NETWORK_FAILURE);
5956 osi_assert(code == 0);
5958 /* check for remote conns */
5959 /* first get remote name and insert null terminator */
5960 memcpy(rname, ncbp->ncb_callname, NCBNAMSZ);
5961 for (i=NCBNAMSZ; i>0; i--) {
5962 if (rname[i-1] != ' ' && rname[i-1] != 0) {
5967 /* get local name and compare */
5968 GetComputerName(cname, &cnamelen);
5971 if (strncmp(rname, cname, NCBNAMSZ) != 0)
5972 flags |= SMB_VCFLAG_REMOTECONN;
5974 osi_Log1(afsd_logp, "New session lsn %d", ncbp->ncb_lsn);
5976 lock_ObtainMutex(&smb_ListenerLock);
5978 /* New generation */
5981 /* Log session startup */
5983 fprintf(stderr, "New session(ncb_lsn,ncb_lana_num) %d,%d starting from host "
5985 ncbp->ncb_lsn,ncbp->ncb_lana_num, rname);
5987 if (reportSessionStartups) {
5993 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
5994 sprintf(s, "SMB session startup, %d ongoing ops",
5997 ReportEvent(h, EVENTLOG_WARNING_TYPE, 0, 1004, NULL,
5999 DeregisterEventSource(h);
6001 afsi_log("NCBLISTEN completed, call from %s",rname);
6002 osi_Log1(afsd_logp, "SMB session startup, %d ongoing ops",
6005 fprintf(stderr, "%s: New session %d starting from host "
6007 asctime(localtime(&now)), ncbp->ncb_lsn, rname);
6012 /* now ncbp->ncb_lsn is the connection ID */
6013 vcp = smb_FindVC(ncbp->ncb_lsn, SMB_FLAG_CREATE, ncbp->ncb_lana_num);
6014 vcp->flags |= flags;
6015 strcpy(vcp->rname, rname);
6017 /* Allocate slot in session arrays */
6018 /* Re-use dead session if possible, otherwise add one more */
6019 for (i = 0; i < numSessions; i++) {
6020 if (dead_sessions[i]) {
6021 dead_sessions[i] = FALSE;
6025 LSNs[i] = ncbp->ncb_lsn;
6026 lanas[i] = ncbp->ncb_lana_num;
6028 if (i == numSessions) {
6029 /* Add new NCB for new session */
6030 InitNCBslot(numNCBs);
6032 thrd_SetEvent(NCBavails[0]);
6033 thrd_SetEvent(NCBevents[0]);
6034 for (j = 0; j < smb_NumServerThreads; j++)
6035 thrd_SetEvent(NCBreturns[j][0]);
6036 /* Also add new session event */
6037 SessionEvents[i] = thrd_CreateEvent(NULL, FALSE, TRUE, NULL);
6039 thrd_SetEvent(SessionEvents[0]);
6041 thrd_SetEvent(SessionEvents[i]);
6044 lock_ReleaseMutex(&smb_ListenerLock);
6046 } /* dispatch while loop */
6049 /* initialize Netbios */
6050 void smb_NetbiosInit()
6056 int i, lana, code, l;
6058 int delname_tried=0;
6062 /*******************************************************************/
6063 /* ms loopback adapter scan */
6064 /*******************************************************************/
6067 ADAPTER_STATUS status;
6068 NAME_BUFFER NameBuff [30];
6074 /* AFAIK, this is the default for the ms loopback adapter.*/
6075 unsigned char kWLA_MAC[6] = { 0x02, 0x00, 0x4c, 0x4f, 0x4f, 0x50 };
6076 /*******************************************************************/
6078 /* setup the NCB system */
6081 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
6085 if (smb_LANadapter == -1) {
6086 ncbp->ncb_command = NCBENUM;
6087 ncbp->ncb_buffer = &lana_list;
6088 ncbp->ncb_length = sizeof(lana_list);
6089 code = Netbios(ncbp);
6091 sprintf(s, "Netbios NCBENUM error code %d", code);
6093 osi_panic(s, __FILE__, __LINE__);
6097 lana_list.length = 1;
6098 lana_list.lana[0] = smb_LANadapter;
6101 for (i = 0; i < lana_list.length; i++) {
6102 /* reset the adaptor: in Win32, this is required for every process, and
6103 * acts as an init call, not as a real hardware reset.
6105 ncbp->ncb_command = NCBRESET;
6106 ncbp->ncb_callname[0] = 100;
6107 ncbp->ncb_callname[2] = 100;
6108 ncbp->ncb_lana_num = lana_list.lana[i];
6109 code = Netbios(ncbp);
6110 if (code == 0) code = ncbp->ncb_retcode;
6112 sprintf(s, "Netbios NCBRESET lana %d error code %d", lana_list.lana[i], code);
6114 lana_list.lana[i] = 255; /* invalid lana */
6116 sprintf(s, "Netbios NCBRESET lana %d succeeded", lana_list.lana[i]);
6118 /* check to see if this is the "Microsoft Loopback Adapter" */
6119 memset( ncbp, 0, sizeof (*ncbp) );
6120 ncbp->ncb_command = NCBASTAT;
6121 ncbp->ncb_lana_num = lana_list.lana[i];
6122 strcpy( ncbp->ncb_callname, "* " );
6123 ncbp->ncb_buffer = (char *) &Adapter;
6124 ncbp->ncb_length = sizeof(Adapter);
6125 code = Netbios( ncbp );
6129 for (j=0; wla_found && (j<6); j++)
6130 wla_found = ( Adapter.status.adapter_address[j] == kWLA_MAC[j] );
6133 sprintf(s, "Windows Loopback Adapter detected lana %d", lana_list.lana[i]);
6136 /* select this lana; no need to continue */
6137 lana_list.length = 1;
6138 lana_list.lana[0] = lana_list.lana[i];
6145 /* for DJGPP, there is no NCBENUM and NCBRESET is a real reset. so
6146 we will just fake the LANA list */
6147 if (smb_LANadapter == -1) {
6148 for (i = 0; i < 8; i++)
6149 lana_list.lana[i] = i;
6150 lana_list.length = 8;
6153 lana_list.length = 1;
6154 lana_list.lana[0] = smb_LANadapter;
6159 /* and declare our name so we can receive connections */
6160 memset(ncbp, 0, sizeof(*ncbp));
6161 len=lstrlen(smb_localNamep);
6162 memset(smb_sharename,' ',NCBNAMSZ);
6163 memcpy(smb_sharename,smb_localNamep,len);
6165 /*ncbp->ncb_lana_num = smb_LANadapter;*/
6166 strcpy(ncbp->ncb_name, smb_localNamep);
6167 len = strlen(smb_localNamep);
6168 for(i=len; i<NCBNAMSZ; i++) ncbp->ncb_name[i] = ' ';
6170 /* Keep the name so we can unregister it later */
6171 for (l = 0; l < lana_list.length; l++) {
6172 lana = lana_list.lana[l];
6174 ncbp->ncb_command = NCBADDNAME;
6175 ncbp->ncb_lana_num = lana;
6176 memcpy(ncbp->ncb_name,smb_sharename,NCBNAMSZ);
6178 code = Netbios(ncbp);
6180 code = Netbios(ncbp, dos_ncb);
6183 afsi_log("Netbios NCBADDNAME lana=%d code=%d retcode=%d complete=%d",
6184 lana, code, ncbp->ncb_retcode,ncbp->ncb_cmd_cplt);
6186 char name[NCBNAMSZ+1];
6188 memcpy(name,ncbp->ncb_name,NCBNAMSZ);
6189 afsi_log("Netbios NCBADDNAME added new name >%s<",name);
6192 if (code == 0) code = ncbp->ncb_retcode;
6194 fprintf(stderr, "Netbios NCBADDNAME succeeded on lana %d\n", lana);
6196 /* we only use one LANA with djgpp */
6197 lana_list.lana[0] = lana;
6198 lana_list.length = 1;
6202 sprintf(s, "Netbios NCBADDNAME lana %d error code %d", lana, code);
6204 fprintf(stderr, "Netbios NCBADDNAME lana %d error code %d\n", lana, code);
6205 if (code == NRC_BRIDGE) { /* invalid LANA num */
6206 lana_list.lana[l] = 255;
6209 else if (code == NRC_DUPNAME) {
6210 /* Name already exists; try to delete it */
6211 memset(ncbp, 0, sizeof(*ncbp));
6212 ncbp->ncb_command = NCBDELNAME;
6213 memcpy(ncbp->ncb_name,smb_sharename,NCBNAMSZ);
6214 ncbp->ncb_lana_num = lana;
6216 code = Netbios(ncbp);
6218 code = Netbios(ncbp, dos_ncb);
6220 if (code == 0) code = ncbp->ncb_retcode;
6222 fprintf(stderr, "Netbios NCBDELNAME lana %d error code %d\n", lana, code);
6224 if (code != 0 || delname_tried) {
6225 lana_list.lana[l] = 255;
6227 else if (code == 0) {
6228 if (!delname_tried) {
6236 sprintf(s, "Netbios NCBADDNAME lana %d error code %d", lana, code);
6238 lana_list.lana[l] = 255; /* invalid lana */
6239 osi_panic(s, __FILE__, __LINE__);
6243 lana_found = 1; /* at least one worked */
6250 osi_assert(lana_list.length >= 0);
6252 sprintf(s, "No valid LANA numbers found!");
6253 osi_panic(s, __FILE__, __LINE__);
6256 /* we're done with the NCB now */
6260 void smb_Init(osi_log_t *logp, char *snamep, int useV3, int LANadapt,
6282 smb_MBfunc = aMBfunc;
6286 /* check for demo expiration */
6288 unsigned long tod = time((void *) 0);
6289 if (tod > EXPIREDATE) {
6291 (*smb_MBfunc)(NULL, "AFS demo expiration",
6293 MB_OK|MB_ICONSTOP|MB_SETFOREGROUND);
6296 fprintf(stderr, "AFS demo expiration\n");
6301 #endif /* !NOEXPIRE */
6304 smb_LANadapter = LANadapt;
6306 /* Initialize smb_localZero */
6307 myTime.tm_isdst = -1; /* compute whether on DST or not */
6308 myTime.tm_year = 70;
6314 smb_localZero = mktime(&myTime);
6316 /* Initialize kludge-GMT */
6317 smb_CalculateNowTZ();
6319 /* initialize the remote debugging log */
6322 /* remember the name */
6323 len = strlen(snamep);
6324 smb_localNamep = malloc(len+1);
6325 strcpy(smb_localNamep, snamep);
6327 /* and the global lock */
6328 lock_InitializeRWLock(&smb_globalLock, "smb global lock");
6329 lock_InitializeRWLock(&smb_rctLock, "smb refct and tree struct lock");
6331 /* Raw I/O data structures */
6332 lock_InitializeMutex(&smb_RawBufLock, "smb raw buffer lock");
6334 lock_InitializeMutex(&smb_ListenerLock, "smb listener lock");
6336 /* 4 Raw I/O buffers */
6338 smb_RawBufs = GlobalAlloc(GMEM_FIXED, 65536);
6339 *((char **)smb_RawBufs) = NULL;
6340 for (i=0; i<3; i++) {
6341 char *rawBuf = GlobalAlloc(GMEM_FIXED, 65536);
6342 *((char **)rawBuf) = smb_RawBufs;
6343 smb_RawBufs = rawBuf;
6346 npar = 65536 >> 4; /* number of paragraphs */
6347 seg = __dpmi_allocate_dos_memory(npar, &smb_RawBufSel[0]);
6349 afsi_log("Cannot allocate %d paragraphs of DOS memory",
6351 osi_panic("",__FILE__,__LINE__);
6354 afsi_log("Allocated %d paragraphs of DOS mem at 0x%X",
6357 smb_RawBufs = (seg * 16) + 0; /* DOS physical address */
6359 _farpokel(_dos_ds, smb_RawBufs, NULL);
6360 for (i=0; i<SMB_RAW_BUFS-1; i++) {
6361 npar = 65536 >> 4; /* number of paragraphs */
6362 seg = __dpmi_allocate_dos_memory(npar, &smb_RawBufSel[i+1]);
6364 afsi_log("Cannot allocate %d paragraphs of DOS memory",
6366 osi_panic("",__FILE__,__LINE__);
6369 afsi_log("Allocated %d paragraphs of DOS mem at 0x%X",
6372 rawBuf = (seg * 16) + 0; /* DOS physical address */
6373 /*_farpokel(_dos_ds, smb_RawBufs, smb_RawBufs);*/
6374 _farpokel(_dos_ds, rawBuf, smb_RawBufs);
6375 smb_RawBufs = rawBuf;
6379 /* global free lists */
6380 smb_ncbFreeListp = NULL;
6381 smb_packetFreeListp = NULL;
6385 /* Initialize listener and server structures */
6386 memset(dead_sessions, 0, sizeof(dead_sessions));
6387 SessionEvents[0] = thrd_CreateEvent(NULL, FALSE, FALSE, NULL);
6389 smb_NumServerThreads = nThreads;
6390 NCBavails[0] = thrd_CreateEvent(NULL, FALSE, FALSE, NULL);
6391 NCBevents[0] = thrd_CreateEvent(NULL, FALSE, FALSE, NULL);
6392 NCBreturns = malloc(nThreads * sizeof(EVENT_HANDLE *));
6393 for (i = 0; i < nThreads; i++) {
6394 NCBreturns[i] = malloc(NCBmax * sizeof(EVENT_HANDLE));
6395 NCBreturns[i][0] = thrd_CreateEvent(NULL, FALSE, FALSE, NULL);
6397 for (i = 1; i <= nThreads; i++)
6399 numNCBs = nThreads + 1;
6401 /* Initialize dispatch table */
6402 memset(&smb_dispatchTable, 0, sizeof(smb_dispatchTable));
6403 smb_dispatchTable[0x00].procp = smb_ReceiveCoreMakeDir;
6404 smb_dispatchTable[0x01].procp = smb_ReceiveCoreRemoveDir;
6405 smb_dispatchTable[0x02].procp = smb_ReceiveCoreOpen;
6406 smb_dispatchTable[0x03].procp = smb_ReceiveCoreCreate;
6407 smb_dispatchTable[0x04].procp = smb_ReceiveCoreClose;
6408 smb_dispatchTable[0x05].procp = smb_ReceiveCoreFlush;
6409 smb_dispatchTable[0x06].procp = smb_ReceiveCoreUnlink;
6410 smb_dispatchTable[0x07].procp = smb_ReceiveCoreRename;
6411 smb_dispatchTable[0x08].procp = smb_ReceiveCoreGetFileAttributes;
6412 smb_dispatchTable[0x09].procp = smb_ReceiveCoreSetFileAttributes;
6413 smb_dispatchTable[0x0a].procp = smb_ReceiveCoreRead;
6414 smb_dispatchTable[0x0b].procp = smb_ReceiveCoreWrite;
6415 smb_dispatchTable[0x0c].procp = smb_ReceiveCoreLockRecord;
6416 smb_dispatchTable[0x0d].procp = smb_ReceiveCoreUnlockRecord;
6417 smb_dispatchTable[0x0e].procp = smb_SendCoreBadOp;
6418 smb_dispatchTable[0x0f].procp = smb_ReceiveCoreCreate;
6419 smb_dispatchTable[0x10].procp = smb_ReceiveCoreCheckPath;
6420 smb_dispatchTable[0x11].procp = smb_SendCoreBadOp; /* process exit */
6421 smb_dispatchTable[0x12].procp = smb_ReceiveCoreSeek;
6422 smb_dispatchTable[0x1a].procp = smb_ReceiveCoreReadRaw;
6423 /* Set NORESPONSE because smb_ReceiveCoreReadRaw() does the responses itself */
6424 smb_dispatchTable[0x1a].flags |= SMB_DISPATCHFLAG_NORESPONSE;
6425 smb_dispatchTable[0x1d].procp = smb_ReceiveCoreWriteRawDummy;
6426 smb_dispatchTable[0x22].procp = smb_ReceiveV3SetAttributes;
6427 smb_dispatchTable[0x23].procp = smb_ReceiveV3GetAttributes;
6428 smb_dispatchTable[0x24].procp = smb_ReceiveV3LockingX;
6429 smb_dispatchTable[0x24].flags |= SMB_DISPATCHFLAG_CHAINED;
6430 smb_dispatchTable[0x29].procp = smb_SendCoreBadOp; /* copy file */
6431 smb_dispatchTable[0x2b].procp = smb_ReceiveCoreEcho;
6432 /* Set NORESPONSE because smb_ReceiveCoreEcho() does the responses itself */
6433 smb_dispatchTable[0x2b].flags |= SMB_DISPATCHFLAG_NORESPONSE;
6434 smb_dispatchTable[0x2d].procp = smb_ReceiveV3OpenX;
6435 smb_dispatchTable[0x2d].flags |= SMB_DISPATCHFLAG_CHAINED;
6436 smb_dispatchTable[0x2e].procp = smb_ReceiveV3ReadX;
6437 smb_dispatchTable[0x2e].flags |= SMB_DISPATCHFLAG_CHAINED;
6438 smb_dispatchTable[0x32].procp = smb_ReceiveV3Tran2A; /* both are same */
6439 smb_dispatchTable[0x32].flags |= SMB_DISPATCHFLAG_NORESPONSE;
6440 smb_dispatchTable[0x33].procp = smb_ReceiveV3Tran2A;
6441 smb_dispatchTable[0x33].flags |= SMB_DISPATCHFLAG_NORESPONSE;
6442 smb_dispatchTable[0x34].procp = smb_ReceiveV3FindClose;
6443 smb_dispatchTable[0x35].procp = smb_ReceiveV3FindNotifyClose;
6444 smb_dispatchTable[0x70].procp = smb_ReceiveCoreTreeConnect;
6445 smb_dispatchTable[0x71].procp = smb_ReceiveCoreTreeDisconnect;
6446 smb_dispatchTable[0x72].procp = smb_ReceiveNegotiate;
6447 smb_dispatchTable[0x73].procp = smb_ReceiveV3SessionSetupX;
6448 smb_dispatchTable[0x73].flags |= SMB_DISPATCHFLAG_CHAINED;
6449 smb_dispatchTable[0x74].procp = smb_ReceiveV3UserLogoffX;
6450 smb_dispatchTable[0x74].flags |= SMB_DISPATCHFLAG_CHAINED;
6451 smb_dispatchTable[0x75].procp = smb_ReceiveV3TreeConnectX;
6452 smb_dispatchTable[0x75].flags |= SMB_DISPATCHFLAG_CHAINED;
6453 smb_dispatchTable[0x80].procp = smb_ReceiveCoreGetDiskAttributes;
6454 smb_dispatchTable[0x81].procp = smb_ReceiveCoreSearchDir;
6455 smb_dispatchTable[0xA0].procp = smb_ReceiveNTTransact;
6456 smb_dispatchTable[0xA2].procp = smb_ReceiveNTCreateX;
6457 smb_dispatchTable[0xA2].flags |= SMB_DISPATCHFLAG_CHAINED;
6458 smb_dispatchTable[0xA4].procp = smb_ReceiveNTCancel;
6459 smb_dispatchTable[0xA4].flags |= SMB_DISPATCHFLAG_NORESPONSE;
6460 smb_dispatchTable[0xc0].procp = smb_SendCoreBadOp;
6461 smb_dispatchTable[0xc1].procp = smb_SendCoreBadOp;
6462 smb_dispatchTable[0xc2].procp = smb_SendCoreBadOp;
6463 smb_dispatchTable[0xc3].procp = smb_SendCoreBadOp;
6464 for(i=0xd0; i<= 0xd7; i++) {
6465 smb_dispatchTable[i].procp = smb_SendCoreBadOp;
6468 /* setup tran 2 dispatch table */
6469 smb_tran2DispatchTable[0].procp = smb_ReceiveTran2Open;
6470 smb_tran2DispatchTable[1].procp = smb_ReceiveTran2SearchDir; /* FindFirst */
6471 smb_tran2DispatchTable[2].procp = smb_ReceiveTran2SearchDir; /* FindNext */
6472 smb_tran2DispatchTable[3].procp = smb_ReceiveTran2QFSInfo;
6473 smb_tran2DispatchTable[4].procp = smb_ReceiveTran2SetFSInfo;
6474 smb_tran2DispatchTable[5].procp = smb_ReceiveTran2QPathInfo;
6475 smb_tran2DispatchTable[6].procp = smb_ReceiveTran2SetPathInfo;
6476 smb_tran2DispatchTable[7].procp = smb_ReceiveTran2QFileInfo;
6477 smb_tran2DispatchTable[8].procp = smb_ReceiveTran2SetFileInfo;
6478 smb_tran2DispatchTable[9].procp = smb_ReceiveTran2FSCTL;
6479 smb_tran2DispatchTable[10].procp = smb_ReceiveTran2IOCTL;
6480 smb_tran2DispatchTable[11].procp = smb_ReceiveTran2FindNotifyFirst;
6481 smb_tran2DispatchTable[12].procp = smb_ReceiveTran2FindNotifyNext;
6482 smb_tran2DispatchTable[13].procp = smb_ReceiveTran2MKDir;
6486 /* Start listeners, waiters, servers, and daemons */
6488 for (i = 0; i < lana_list.length; i++) {
6489 if (lana_list.lana[i] == 255) continue;
6490 phandle = thrd_Create(NULL, 65536, (ThreadFunc) smb_Listener,
6491 (void*)lana_list.lana[i], 0, &lpid, "smb_Listener");
6492 osi_assert(phandle != NULL);
6493 thrd_CloseHandle(phandle);
6497 phandle = thrd_Create(NULL, 65536, (ThreadFunc) smb_ClientWaiter,
6498 NULL, 0, &lpid, "smb_ClientWaiter");
6499 osi_assert(phandle != NULL);
6500 thrd_CloseHandle(phandle);
6503 phandle = thrd_Create(NULL, 65536, (ThreadFunc) smb_ServerWaiter,
6504 NULL, 0, &lpid, "smb_ServerWaiter");
6505 osi_assert(phandle != NULL);
6506 thrd_CloseHandle(phandle);
6508 for (i=0; i<nThreads; i++) {
6509 phandle = thrd_Create(NULL, 65536,
6510 (ThreadFunc) smb_Server,
6511 (void *) i, 0, &lpid, "smb_Server");
6512 osi_assert(phandle != NULL);
6513 thrd_CloseHandle(phandle);
6516 phandle = thrd_Create(NULL, 65536, (ThreadFunc) smb_Daemon,
6517 NULL, 0, &lpid, "smb_Daemon");
6518 osi_assert(phandle != NULL);
6519 thrd_CloseHandle(phandle);
6521 phandle = thrd_Create(NULL, 65536,
6522 (ThreadFunc) smb_WaitingLocksDaemon,
6523 NULL, 0, &lpid, "smb_WaitingLocksDaemon");
6524 osi_assert(phandle != NULL);
6525 thrd_CloseHandle(phandle);
6535 void smb_Shutdown(void)
6542 /*fprintf(stderr, "Entering smb_Shutdown\n");*/
6544 /* setup the NCB system */
6546 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
6548 /* Block new sessions by setting shutdown flag */
6549 /*smbShutdownFlag = 1;*/
6551 /* Hang up all sessions */
6552 for (i = 1; i < numSessions; i++)
6554 if (dead_sessions[i])
6557 /*fprintf(stderr, "NCBHANGUP session %d LSN %d\n", i, LSNs[i]);*/
6558 ncbp->ncb_command = NCBHANGUP;
6559 ncbp->ncb_lana_num = lanas[i]; /*smb_LANadapter;*/
6560 ncbp->ncb_lsn = LSNs[i];
6561 code = Netbios(ncbp, dos_ncb);
6562 /*fprintf(stderr, "returned from NCBHANGUP session %d LSN %d\n", i, LS
6564 if (code == 0) code = ncbp->ncb_retcode;
6566 fprintf(stderr, "Session %d Netbios NCBHANGUP error code %d", i, code);
6571 /* Delete Netbios name */
6572 for (i = 0; i < lana_list.length; i++) {
6573 if (lana_list.lana[i] == 255) continue;
6574 ncbp->ncb_command = NCBDELNAME;
6575 ncbp->ncb_lana_num = lana_list.lana[i];
6576 memcpy(ncbp->ncb_name,smb_sharename,NCBNAMSZ);
6577 code = Netbios(ncbp, dos_ncb);
6578 if (code == 0) code = ncbp->ncb_retcode;
6580 fprintf(stderr, "Netbios NCBDELNAME lana %d error code %d",
6581 ncbp->ncb_lana_num, code);