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;
60 extern void afsi_log(char *pattern, ...);
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_mutex_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();
161 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]",(int)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]",(int)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]",(int)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 (%s)\n", smb_localNamep, "ALL", cm_mountRoot);
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, cm_mountRoot, 4) != 0)
1090 if (*p == '\\') *p = '/'; /* change to / */
1094 fprintf(stderr, "\\\\%s\\%-16s (%s%s)\n",
1095 smb_localNamep, this_share, (print_afs ? cm_mountRoot : "\0"),
1098 while (*this_share != 0) this_share++; /* find next NUL */
1099 this_share++; /* skip past the NUL */
1100 } while (*this_share != 0); /* stop at final NUL */
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, cm_mountRoot, 4) == 0)
1145 p += strlen(cm_mountRoot); /* skip mount path */
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 = calloc(65540,1);
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 - (unsigned int)pkt->data);
1427 static NCB *GetNCB(void)
1432 unsigned int npar, seg, tb_sel;
1435 lock_ObtainWrite(&smb_globalLock);
1436 tbp = smb_ncbFreeListp;
1438 smb_ncbFreeListp = tbp->nextp;
1439 lock_ReleaseWrite(&smb_globalLock);
1442 tbp = calloc(sizeof(*tbp),1);
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; /* Sharing 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) {
1866 NTStatus = 0xC0000022L; /* Access Denied */
1868 NTStatus = 0xC000013DL; /* Remote Resources */
1871 else if (code == CM_ERROR_CLOCKSKEW) {
1872 NTStatus = 0xC0000133L; /* Time difference at DC */
1874 else if (code == CM_ERROR_BADTID) {
1875 NTStatus = 0xC0982005L; /* SMB bad TID */
1877 else if (code == CM_ERROR_USESTD) {
1878 NTStatus = 0xC09820FBL; /* SMB use standard */
1880 else if (code == CM_ERROR_QUOTA) {
1881 NTStatus = 0xC0000044L; /* Quota exceeded */
1883 else if (code == CM_ERROR_SPACE) {
1884 NTStatus = 0xC000007FL; /* Disk full */
1886 else if (code == CM_ERROR_ATSYS) {
1887 NTStatus = 0xC0000033L; /* Object name invalid */
1889 else if (code == CM_ERROR_BADNTFILENAME) {
1890 NTStatus = 0xC0000033L; /* Object name invalid */
1892 else if (code == CM_ERROR_WOULDBLOCK) {
1893 NTStatus = 0xC0000055L; /* Lock not granted */
1895 else if (code == CM_ERROR_PARTIALWRITE) {
1896 NTStatus = 0xC000007FL; /* Disk full */
1898 else if (code == CM_ERROR_BUFFERTOOSMALL) {
1899 NTStatus = 0xC0000023L; /* Buffer too small */
1902 NTStatus = 0xC0982001L; /* SMB non-specific error */
1905 *NTStatusp = NTStatus;
1906 osi_Log2(afsd_logp, "SMB SEND code %x as NT %x", code, NTStatus);
1909 void smb_MapCoreError(long code, smb_vc_t *vcp, unsigned short *scodep,
1910 unsigned char *classp)
1912 unsigned char class;
1913 unsigned short error;
1915 /* map CM_ERROR_* errors to SMB errors */
1916 if (code == CM_ERROR_NOSUCHCELL) {
1918 error = 3; /* bad path */
1920 else if (code == CM_ERROR_NOSUCHVOLUME) {
1922 error = 3; /* bad path */
1924 else if (code == CM_ERROR_TIMEDOUT) {
1926 error = 81; /* server is paused */
1928 else if (code == CM_ERROR_RETRY) {
1929 class = 2; /* shouldn't happen */
1932 else if (code == CM_ERROR_NOACCESS) {
1934 error = 4; /* bad access */
1936 else if (code == CM_ERROR_READONLY) {
1938 error = 19; /* read only */
1940 else if (code == CM_ERROR_NOSUCHFILE) {
1942 error = 2; /* ENOENT! */
1944 else if (code == CM_ERROR_NOSUCHPATH) {
1946 error = 3; /* Bad path */
1948 else if (code == CM_ERROR_TOOBIG) {
1950 error = 11; /* bad format */
1952 else if (code == CM_ERROR_INVAL) {
1953 class = 2; /* server non-specific error code */
1956 else if (code == CM_ERROR_BADFD) {
1958 error = 6; /* invalid file handle */
1960 else if (code == CM_ERROR_BADFDOP) {
1961 class = 1; /* invalid op on FD */
1964 else if (code == CM_ERROR_EXISTS) {
1966 error = 80; /* file already exists */
1968 else if (code == CM_ERROR_NOTEMPTY) {
1970 error = 5; /* delete directory not empty */
1972 else if (code == CM_ERROR_CROSSDEVLINK) {
1974 error = 17; /* EXDEV */
1976 else if (code == CM_ERROR_NOTDIR) {
1977 class = 1; /* bad path */
1980 else if (code == CM_ERROR_ISDIR) {
1981 class = 1; /* access denied; DOS doesn't have a good match */
1984 else if (code == CM_ERROR_BADOP) {
1988 else if (code == CM_ERROR_BADSHARENAME) {
1992 else if (code == CM_ERROR_NOIPC) {
1994 error = 4; /* bad access */
1996 else if (code == CM_ERROR_CLOCKSKEW) {
1997 class = 1; /* invalid function */
2000 else if (code == CM_ERROR_BADTID) {
2004 else if (code == CM_ERROR_USESTD) {
2008 else if (code == CM_ERROR_REMOTECONN) {
2012 else if (code == CM_ERROR_QUOTA) {
2013 if (vcp->flags & SMB_VCFLAG_USEV3) {
2015 error = 39; /* disk full */
2019 error = 5; /* access denied */
2022 else if (code == CM_ERROR_SPACE) {
2023 if (vcp->flags & SMB_VCFLAG_USEV3) {
2025 error = 39; /* disk full */
2029 error = 5; /* access denied */
2032 else if (code == CM_ERROR_PARTIALWRITE) {
2034 error = 39; /* disk full */
2036 else if (code == CM_ERROR_ATSYS) {
2038 error = 2; /* ENOENT */
2040 else if (code == CM_ERROR_WOULDBLOCK) {
2042 error = 33; /* lock conflict */
2044 else if (code == CM_ERROR_NOFILES) {
2046 error = 18; /* no files in search */
2048 else if (code == CM_ERROR_RENAME_IDENTICAL) {
2050 error = 183; /* Samba uses this */
2059 osi_Log3(afsd_logp, "SMB SEND code %x as SMB %d: %d", code, class, error);
2062 long smb_SendCoreBadOp(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2064 return CM_ERROR_BADOP;
2067 long smb_ReceiveCoreEcho(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2069 unsigned short EchoCount, i;
2070 char *data, *outdata;
2073 EchoCount = (unsigned short) smb_GetSMBParm(inp, 0);
2075 for (i=1; i<=EchoCount; i++) {
2076 data = smb_GetSMBData(inp, &dataSize);
2077 smb_SetSMBParm(outp, 0, i);
2078 smb_SetSMBDataLength(outp, dataSize);
2079 outdata = smb_GetSMBData(outp, NULL);
2080 memcpy(outdata, data, dataSize);
2081 smb_SendPacket(vcp, outp);
2087 long smb_ReceiveCoreReadRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2090 long count, minCount, finalCount;
2094 cm_user_t *userp = NULL;
2098 char *rawBuf = NULL;
2100 dos_ptr rawBuf = NULL;
2107 fd = smb_GetSMBParm(inp, 0);
2108 count = smb_GetSMBParm(inp, 3);
2109 minCount = smb_GetSMBParm(inp, 4);
2110 offset.HighPart = 0; /* too bad */
2111 offset.LowPart = smb_GetSMBParm(inp, 1) | (smb_GetSMBParm(inp, 2) << 16);
2113 osi_Log3(afsd_logp, "smb_ReceieveCoreReadRaw fd %d, off 0x%x, size 0x%x",
2114 fd, offset.LowPart, count);
2116 fidp = smb_FindFID(vcp, fd, 0);
2120 lock_ObtainMutex(&smb_RawBufLock);
2122 /* Get a raw buf, from head of list */
2123 rawBuf = smb_RawBufs;
2125 smb_RawBufs = *(char **)smb_RawBufs;
2127 smb_RawBufs = _farpeekl(_dos_ds, smb_RawBufs);
2130 lock_ReleaseMutex(&smb_RawBufLock);
2134 if (fidp->flags & SMB_FID_IOCTL)
2137 rc = smb_IoctlReadRaw(fidp, vcp, inp, outp);
2139 rc = smb_IoctlReadRaw(fidp, vcp, inp, outp, rawBuf);
2142 /* Give back raw buffer */
2143 lock_ObtainMutex(&smb_RawBufLock);
2145 *((char **) rawBuf) = smb_RawBufs;
2147 _farpokel(_dos_ds, rawBuf, smb_RawBufs);
2150 smb_RawBufs = rawBuf;
2151 lock_ReleaseMutex(&smb_RawBufLock);
2156 userp = smb_GetUser(vcp, inp);
2159 code = smb_ReadData(fidp, &offset, count, rawBuf, userp, &finalCount);
2161 /* have to give ReadData flag so it will treat buffer as DOS mem. */
2162 code = smb_ReadData(fidp, &offset, count, (unsigned char *)rawBuf,
2163 userp, &finalCount, TRUE /* rawFlag */);
2170 cm_ReleaseUser(userp);
2172 smb_ReleaseFID(fidp);
2177 dos_ncb = ((smb_ncb_t *)ncbp)->dos_ncb;
2179 memset((char *)ncbp, 0, sizeof(NCB));
2181 ncbp->ncb_length = (unsigned short) finalCount;
2182 ncbp->ncb_lsn = (unsigned char) vcp->lsn;
2183 ncbp->ncb_lana_num = vcp->lana;
2184 ncbp->ncb_command = NCBSEND;
2185 ncbp->ncb_buffer = rawBuf;
2188 code = Netbios(ncbp);
2190 code = Netbios(ncbp, dos_ncb);
2193 osi_Log1(afsd_logp, "ReadRaw send failure code %d", code);
2196 /* Give back raw buffer */
2197 lock_ObtainMutex(&smb_RawBufLock);
2199 *((char **) rawBuf) = smb_RawBufs;
2201 _farpokel(_dos_ds, rawBuf, smb_RawBufs);
2204 smb_RawBufs = rawBuf;
2205 lock_ReleaseMutex(&smb_RawBufLock);
2211 long smb_ReceiveCoreLockRecord(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2216 long smb_ReceiveCoreUnlockRecord(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2221 long smb_ReceiveNegotiate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2227 int protoIndex; /* index we're using */
2232 char protocol_array[10][1024]; /* protocol signature of the client */
2235 osi_Log1(afsd_logp, "SMB receive negotiate; %d + 1 ongoing ops",
2239 DWORD now = GetCurrentTime();
2240 if (now - last_msg_time >= 30000
2241 && now - last_msg_time <= 90000) {
2243 "Setting dead_vcp %x", active_vcp);
2244 dead_vcp = active_vcp;
2245 dead_vcp->flags |= SMB_VCFLAG_ALREADYDEAD;
2250 inp->flags |= SMB_PACKETFLAG_PROFILE_UPDATE_OK;
2252 namep = smb_GetSMBData(inp, &dbytes);
2255 coreProtoIndex = -1; /* not found */
2258 while(namex < dbytes) {
2259 osi_Log1(afsd_logp, "Protocol %s",
2260 osi_LogSaveString(afsd_logp, namep+1));
2261 strcpy(protocol_array[tcounter], namep+1);
2263 /* namep points at the first protocol, or really, a 0x02
2264 * byte preceding the null-terminated ASCII name.
2266 if (strcmp("PC NETWORK PROGRAM 1.0", namep+1) == 0) {
2267 coreProtoIndex = tcounter;
2269 else if (smb_useV3 && strcmp("LM1.2X002", namep+1) == 0) {
2270 v3ProtoIndex = tcounter;
2272 else if (smb_useV3 && strcmp("NT LM 0.12", namep+1) == 0) {
2273 NTProtoIndex = tcounter;
2276 /* compute size of protocol entry */
2277 entryLength = strlen(namep+1);
2278 entryLength += 2; /* 0x02 bytes and null termination */
2280 /* advance over this protocol entry */
2281 namex += entryLength;
2282 namep += entryLength;
2283 tcounter++; /* which proto entry we're looking at */
2285 #ifndef NOMOREFILESFIX
2287 * NOTE: We can determine what OS (NT4.0, W2K, W9X, etc)
2288 * the client is running by reading the protocol signature.
2289 * ie. the order in which it sends us the protocol list.
2291 * Special handling for Windows 2000 clients (defect 11765 )
2293 if (tcounter == 6) {
2295 smb_t *ip = (smb_t *) inp;
2296 smb_t *op = (smb_t *) outp;
2298 if ((strcmp("PC NETWORK PROGRAM 1.0", protocol_array[0]) == 0) &&
2299 (strcmp("LANMAN1.0", protocol_array[1]) == 0) &&
2300 (strcmp("Windows for Workgroups 3.1a", protocol_array[2]) == 0) &&
2301 (strcmp("LM1.2X002", protocol_array[3]) == 0) &&
2302 (strcmp("LANMAN2.1", protocol_array[4]) == 0) &&
2303 (strcmp("NT LM 0.12", protocol_array[5]) == 0)) {
2304 isWindows2000 = TRUE;
2305 osi_Log0(afsd_logp, "Looks like a Windows 2000 client");
2307 * HACK: for now - just negotiate a lower protocol till we
2308 * figure out which flag/flag2 or some other field
2309 * (capabilities maybe?) to set in order for this to work
2310 * correctly with Windows 2000 clients (defect 11765)
2313 /* Things to try (after looking at tcpdump output could be
2314 * setting flags and flags2 to 0x98 and 0xc853 like this
2315 * op->reb = 0x98; op->flg2 = 0xc853;
2316 * osi_Log2(afsd_logp, "Flags:0x%x Flags2:0x%x", ip->reb, ip->flg2);
2323 if (NTProtoIndex != -1) {
2324 protoIndex = NTProtoIndex;
2325 vcp->flags |= (SMB_VCFLAG_USENT | SMB_VCFLAG_USEV3);
2327 else if (v3ProtoIndex != -1) {
2328 protoIndex = v3ProtoIndex;
2329 vcp->flags |= SMB_VCFLAG_USEV3;
2331 else if (coreProtoIndex != -1) {
2332 protoIndex = coreProtoIndex;
2333 vcp->flags |= SMB_VCFLAG_USECORE;
2335 else protoIndex = -1;
2337 if (protoIndex == -1)
2338 return CM_ERROR_INVAL;
2339 else if (NTProtoIndex != -1) {
2340 smb_SetSMBParm(outp, 0, protoIndex);
2341 smb_SetSMBParmByte(outp, 1, 0); /* share level security, no passwd encrypt */
2342 smb_SetSMBParm(outp, 1, 8); /* max multiplexed requests */
2343 smb_SetSMBParm(outp, 2, 100); /* max VCs per consumer/server connection */
2344 smb_SetSMBParmLong(outp, 3, SMB_PACKETSIZE); /* xmit buffer size */
2345 smb_SetSMBParmLong(outp, 5, 65536); /* raw buffer size */
2346 smb_SetSMBParm(outp, 7, 1); /* next 2: session key */
2347 smb_SetSMBParm(outp, 8, 1);
2349 * Tried changing the capabilities to support for W2K - defect 117695
2350 * Maybe something else needs to be changed here?
2354 smb_SetSMBParmLong(outp, 9, 0x43fd);
2356 smb_SetSMBParmLong(outp, 9, 0x251);
2358 smb_SetSMBParmLong(outp, 9, 0x251); /* Capabilities: *
2359 * 32-bit error codes *
2363 smb_SetSMBParmLong(outp, 11, 0);/* XXX server time: do we need? */
2364 smb_SetSMBParmLong(outp, 13, 0);/* XXX server date: do we need? */
2365 smb_SetSMBParm(outp, 15, 0); /* XXX server tzone: do we need? */
2366 smb_SetSMBParmByte(outp, 16, 0);/* Encryption key length */
2367 smb_SetSMBDataLength(outp, 0); /* perhaps should specify 8 bytes anyway */
2369 else if (v3ProtoIndex != -1) {
2370 smb_SetSMBParm(outp, 0, protoIndex);
2371 smb_SetSMBParm(outp, 1, 0); /* share level security, no passwd encrypt */
2372 smb_SetSMBParm(outp, 2, SMB_PACKETSIZE);
2373 smb_SetSMBParm(outp, 3, 8); /* max multiplexed requests */
2374 smb_SetSMBParm(outp, 4, 100); /* max VCs per consumer/server connection */
2375 smb_SetSMBParm(outp, 5, 0); /* no support of block mode for read or write */
2376 smb_SetSMBParm(outp, 6, 1); /* next 2: session key */
2377 smb_SetSMBParm(outp, 7, 1);
2378 smb_SetSMBParm(outp, 8, 0); /* XXX server time: do we need? */
2379 smb_SetSMBParm(outp, 9, 0); /* XXX server date: do we need? */
2380 smb_SetSMBParm(outp, 10, 0); /* XXX server tzone: do we need? */
2381 smb_SetSMBParm(outp, 11, 0); /* resvd */
2382 smb_SetSMBParm(outp, 12, 0); /* resvd */
2383 smb_SetSMBDataLength(outp, 0); /* perhaps should specify 8 bytes anyway */
2385 else if (coreProtoIndex != -1) {
2386 smb_SetSMBParm(outp, 0, protoIndex);
2387 smb_SetSMBDataLength(outp, 0);
2392 void smb_Daemon(void *parmp)
2399 if ((count % 360) == 0) /* every hour */
2400 smb_CalculateNowTZ();
2401 /* XXX GC dir search entries */
2405 void smb_WaitingLocksDaemon()
2407 smb_waitingLock_t *wL, *nwL;
2410 smb_packet_t *inp, *outp;
2415 lock_ObtainWrite(&smb_globalLock);
2416 nwL = smb_allWaitingLocks;
2418 osi_SleepW((long)&smb_allWaitingLocks, &smb_globalLock);
2427 lock_ObtainWrite(&smb_globalLock);
2429 nwL = (smb_waitingLock_t *) osi_QNext(&wL->q);
2430 lock_ReleaseWrite(&smb_globalLock);
2431 code = cm_RetryLock((cm_file_lock_t *) wL->lockp,
2432 wL->vcp->flags & SMB_VCFLAG_ALREADYDEAD);
2433 if (code == CM_ERROR_WOULDBLOCK) {
2435 if (wL->timeRemaining != 0xffffffff
2436 && (wL->timeRemaining -= 1000) < 0)
2445 ncbp->ncb_length = inp->ncb_length;
2446 inp->spacep = cm_GetSpace();
2448 /* Remove waitingLock from list */
2449 lock_ObtainWrite(&smb_globalLock);
2450 osi_QRemove((osi_queue_t **)&smb_allWaitingLocks,
2452 lock_ReleaseWrite(&smb_globalLock);
2454 /* Resume packet processing */
2456 smb_SetSMBDataLength(outp, 0);
2457 outp->flags |= SMB_PACKETFLAG_SUSPENDED;
2458 outp->resumeCode = code;
2460 smb_DispatchPacket(vcp, inp, outp, ncbp, NULL);
2463 cm_FreeSpace(inp->spacep);
2464 smb_FreePacket(inp);
2465 smb_FreePacket(outp);
2473 long smb_ReceiveCoreGetDiskAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2475 osi_Log0(afsd_logp, "SMB receive get disk attributes");
2477 smb_SetSMBParm(outp, 0, 32000);
2478 smb_SetSMBParm(outp, 1, 64);
2479 smb_SetSMBParm(outp, 2, 1024);
2480 smb_SetSMBParm(outp, 3, 30000);
2481 smb_SetSMBParm(outp, 4, 0);
2482 smb_SetSMBDataLength(outp, 0);
2486 long smb_ReceiveCoreTreeConnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *rsp)
2489 unsigned short newTid;
2490 char shareName[256];
2498 osi_Log0(afsd_logp, "SMB receive tree connect");
2500 /* parse input parameters */
2501 tp = smb_GetSMBData(inp, NULL);
2502 pathp = smb_ParseASCIIBlock(tp, &tp);
2503 passwordp = smb_ParseASCIIBlock(tp, &tp);
2504 tp = strrchr(pathp, '\\');
2506 return CM_ERROR_BADSMB;
2507 strcpy(shareName, tp+1);
2509 userp = smb_GetUser(vcp, inp);
2511 lock_ObtainMutex(&vcp->mx);
2512 newTid = vcp->tidCounter++;
2513 lock_ReleaseMutex(&vcp->mx);
2515 tidp = smb_FindTID(vcp, newTid, SMB_FLAG_CREATE);
2516 shareFound = smb_FindShare(vcp, inp, shareName, &sharePath);
2518 smb_ReleaseTID(tidp);
2519 return CM_ERROR_BADSHARENAME;
2521 lock_ObtainMutex(&tidp->mx);
2522 tidp->userp = userp;
2523 tidp->pathname = sharePath;
2524 lock_ReleaseMutex(&tidp->mx);
2525 smb_ReleaseTID(tidp);
2527 smb_SetSMBParm(rsp, 0, SMB_PACKETSIZE);
2528 smb_SetSMBParm(rsp, 1, newTid);
2529 smb_SetSMBDataLength(rsp, 0);
2531 osi_Log1(afsd_logp, "SMB tree connect created ID %d", newTid);
2535 unsigned char *smb_ParseDataBlock(unsigned char *inp, char **chainpp, int *lengthp)
2539 if (*inp++ != 0x1) return NULL;
2540 tlen = inp[0] + (inp[1]<<8);
2541 inp += 2; /* skip length field */
2544 *chainpp = inp + tlen;
2547 if (lengthp) *lengthp = tlen;
2552 /* set maskp to the mask part of the incoming path.
2553 * Mask is 11 bytes long (8.3 with the dot elided).
2554 * Returns true if succeeds with a valid name, otherwise it does
2555 * its best, but returns false.
2557 int smb_Get8Dot3MaskFromPath(unsigned char *maskp, unsigned char *pathp)
2565 /* starts off valid */
2568 /* mask starts out all blanks */
2569 memset(maskp, ' ', 11);
2571 /* find last backslash, or use whole thing if there is none */
2572 tp = strrchr(pathp, '\\');
2573 if (!tp) tp = pathp;
2574 else tp++; /* skip slash */
2578 /* names starting with a dot are illegal */
2579 if (*tp == '.') valid8Dot3 = 0;
2583 if (tc == 0) return valid8Dot3;
2584 if (tc == '.' || tc == '"') break;
2585 if (i < 8) *up++ = tc;
2586 else valid8Dot3 = 0;
2589 /* if we get here, tp point after the dot */
2590 up = maskp+8; /* ext goes here */
2593 if (tc == 0) return valid8Dot3;
2596 if (tc == '.' || tc == '"') valid8Dot3 = 0;
2598 /* copy extension if not too long */
2599 if (i < 3) *up++ = tc;
2600 else valid8Dot3 = 0;
2604 int smb_Match8Dot3Mask(char *unixNamep, char *maskp)
2614 /* XXX redo this, calling smb_V3MatchMask with a converted mask */
2616 valid = smb_Get8Dot3MaskFromPath(umask, unixNamep);
2617 if (!valid) return 0;
2619 /* otherwise, we have a valid 8.3 name; see if we have a match,
2620 * treating '?' as a wildcard in maskp (but not in the file name).
2622 tp1 = umask; /* real name, in mask format */
2623 tp2 = maskp; /* mask, in mask format */
2624 for(i=0; i<11; i++) {
2625 tc1 = *tp1++; /* char from real name */
2626 tc2 = *tp2++; /* char from mask */
2627 tc1 = (char) cm_foldUpper[(unsigned char)tc1];
2628 tc2 = (char) cm_foldUpper[(unsigned char)tc2];
2629 if (tc1 == tc2) continue;
2630 if (tc2 == '?' && tc1 != ' ') continue;
2631 if (tc2 == '>') continue;
2635 /* we got a match */
2639 char *smb_FindMask(char *pathp)
2643 tp = strrchr(pathp, '\\'); /* find last slash */
2645 if (tp) return tp+1; /* skip the slash */
2646 else return pathp; /* no slash, return the entire path */
2649 long smb_ReceiveCoreSearchVolume(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2651 unsigned char *pathp;
2653 unsigned char mask[11];
2654 unsigned char *statBlockp;
2655 unsigned char initStatBlock[21];
2658 osi_Log0(afsd_logp, "SMB receive search volume");
2660 /* pull pathname and stat block out of request */
2661 tp = smb_GetSMBData(inp, NULL);
2662 pathp = smb_ParseASCIIBlock(tp, (char **) &tp);
2663 osi_assert(pathp != NULL);
2664 statBlockp = smb_ParseVblBlock(tp, (char **) &tp, &statLen);
2665 osi_assert(statBlockp != NULL);
2667 statBlockp = initStatBlock;
2671 /* for returning to caller */
2672 smb_Get8Dot3MaskFromPath(mask, pathp);
2674 smb_SetSMBParm(outp, 0, 1); /* we're returning one entry */
2675 tp = smb_GetSMBData(outp, NULL);
2677 *tp++ = 43; /* bytes in a dir entry */
2678 *tp++ = 0; /* high byte in counter */
2680 /* now marshall the dir entry, starting with the search status */
2681 *tp++ = statBlockp[0]; /* Reserved */
2682 memcpy(tp, mask, 11); tp += 11; /* FileName */
2684 /* now pass back server use info, with 1st byte non-zero */
2686 memset(tp, 0, 4); tp += 4; /* reserved for server use */
2688 memcpy(tp, statBlockp+17, 4); tp += 4; /* reserved for consumer */
2690 *tp++ = 0x8; /* attribute: volume */
2700 /* 4 byte file size */
2706 /* finally, null-terminated 8.3 pathname, which we set to AFS */
2707 memset(tp, ' ', 13);
2710 /* set the length of the data part of the packet to 43 + 3, for the dir
2711 * entry plus the 5 and the length fields.
2713 smb_SetSMBDataLength(outp, 46);
2717 long smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
2718 cm_user_t *userp, cm_req_t *reqp)
2726 smb_dirListPatch_t *patchp;
2727 smb_dirListPatch_t *npatchp;
2729 for(patchp = *dirPatchespp; patchp; patchp =
2730 (smb_dirListPatch_t *) osi_QNext(&patchp->q)) {
2731 code = cm_GetSCache(&patchp->fid, &scp, userp, reqp);
2733 lock_ObtainMutex(&scp->mx);
2734 code = cm_SyncOp(scp, NULL, userp, reqp, 0,
2735 CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
2737 lock_ReleaseMutex(&scp->mx);
2738 cm_ReleaseSCache(scp);
2741 dptr = patchp->dptr;
2743 attr = smb_Attributes(scp);
2747 smb_SearchTimeFromUnixTime(&dosTime, scp->clientModTime);
2750 shortTemp = dosTime & 0xffff;
2751 *((u_short *)dptr) = shortTemp;
2754 /* and copy out date */
2755 shortTemp = (dosTime>>16) & 0xffff;
2756 *((u_short *)dptr) = shortTemp;
2759 /* copy out file length */
2760 *((u_long *)dptr) = scp->length.LowPart;
2762 lock_ReleaseMutex(&scp->mx);
2763 cm_ReleaseSCache(scp);
2766 /* now free the patches */
2767 for(patchp = *dirPatchespp; patchp; patchp = npatchp) {
2768 npatchp = (smb_dirListPatch_t *) osi_QNext(&patchp->q);
2772 /* and mark the list as empty */
2773 *dirPatchespp = NULL;
2778 long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
2787 smb_dirListPatch_t *dirListPatchesp;
2788 smb_dirListPatch_t *curPatchp;
2792 osi_hyper_t dirLength;
2793 osi_hyper_t bufferOffset;
2794 osi_hyper_t curOffset;
2796 unsigned char *inCookiep;
2797 smb_dirSearch_t *dsp;
2801 unsigned long clientCookie;
2802 cm_pageHeader_t *pageHeaderp;
2803 cm_user_t *userp = NULL;
2810 long nextEntryCookie;
2811 int numDirChunks; /* # of 32 byte dir chunks in this entry */
2812 char resByte; /* reserved byte from the cookie */
2813 char *op; /* output data ptr */
2814 char *origOp; /* original value of op */
2815 cm_space_t *spacep; /* for pathname buffer */
2826 maxCount = smb_GetSMBParm(inp, 0);
2828 dirListPatchesp = NULL;
2830 caseFold = CM_FLAG_CASEFOLD;
2832 tp = smb_GetSMBData(inp, NULL);
2833 pathp = smb_ParseASCIIBlock(tp, &tp);
2834 inCookiep = smb_ParseVblBlock(tp, &tp, &dataLength);
2836 /* bail out if request looks bad */
2837 if (!tp || !pathp) {
2838 return CM_ERROR_BADSMB;
2841 /* We can handle long names */
2842 if (vcp->flags & SMB_VCFLAG_USENT)
2843 ((smb_t *)outp)->flg2 |= 0x40; /* IS_LONG_NAME */
2845 /* make sure we got a whole search status */
2846 if (dataLength < 21) {
2847 nextCookie = 0; /* start at the beginning of the dir */
2850 attribute = smb_GetSMBParm(inp, 1);
2852 /* handle volume info in another function */
2853 if (attribute & 0x8)
2854 return smb_ReceiveCoreSearchVolume(vcp, inp, outp);
2856 osi_Log2(afsd_logp, "SMB receive search dir count %d |%s|",
2857 maxCount, osi_LogSaveString(afsd_logp, pathp));
2859 if (*pathp == 0) { /* null pathp, treat as root dir */
2860 if (!(attribute & 0x10)) /* exclude dirs */
2861 return CM_ERROR_NOFILES;
2865 dsp = smb_NewDirSearch(0);
2866 dsp->attribute = attribute;
2867 smb_Get8Dot3MaskFromPath(mask, pathp);
2868 memcpy(dsp->mask, mask, 11);
2870 /* track if this is likely to match a lot of entries */
2871 if (smb_IsStarMask(mask)) starPattern = 1;
2872 else starPattern = 0;
2875 /* pull the next cookie value out of the search status block */
2876 nextCookie = inCookiep[13] + (inCookiep[14]<<8) + (inCookiep[15]<<16)
2877 + (inCookiep[16]<<24);
2878 dsp = smb_FindDirSearch(inCookiep[12]);
2880 /* can't find dir search status; fatal error */
2881 return CM_ERROR_BADFD;
2883 attribute = dsp->attribute;
2884 resByte = inCookiep[0];
2886 /* copy out client cookie, in host byte order. Don't bother
2887 * interpreting it, since we're just passing it through, anyway.
2889 memcpy(&clientCookie, &inCookiep[17], 4);
2891 memcpy(mask, dsp->mask, 11);
2893 /* assume we're doing a star match if it has continued for more
2899 osi_Log3(afsd_logp, "SMB dir search cookie 0x%x, connection %d, attr 0x%x",
2900 nextCookie, dsp->cookie, attribute);
2902 userp = smb_GetUser(vcp, inp);
2904 /* try to get the vnode for the path name next */
2905 lock_ObtainMutex(&dsp->mx);
2912 spacep = inp->spacep;
2913 smb_StripLastComponent(spacep->data, NULL, pathp);
2914 lock_ReleaseMutex(&dsp->mx);
2915 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
2916 code = cm_NameI(cm_rootSCachep, spacep->data,
2917 caseFold | CM_FLAG_FOLLOW, userp, tidPathp, &req, &scp);
2918 lock_ObtainMutex(&dsp->mx);
2920 if (dsp->scp != 0) cm_ReleaseSCache(dsp->scp);
2922 /* we need one hold for the entry we just stored into,
2923 * and one for our own processing. When we're done with this
2924 * function, we'll drop the one for our own processing.
2925 * We held it once from the namei call, and so we do another hold
2929 lock_ObtainMutex(&scp->mx);
2930 if ((scp->flags & CM_SCACHEFLAG_BULKSTATTING) == 0
2931 && LargeIntegerGreaterOrEqualToZero(scp->bulkStatProgress)) {
2932 scp->flags |= CM_SCACHEFLAG_BULKSTATTING;
2933 dsp->flags |= SMB_DIRSEARCH_BULKST;
2935 lock_ReleaseMutex(&scp->mx);
2938 lock_ReleaseMutex(&dsp->mx);
2940 cm_ReleaseUser(userp);
2941 smb_DeleteDirSearch(dsp);
2942 smb_ReleaseDirSearch(dsp);
2946 /* reserves space for parameter; we'll adjust it again later to the
2947 * real count of the # of entries we returned once we've actually
2948 * assembled the directory listing.
2950 smb_SetSMBParm(outp, 0, 0);
2952 /* get the directory size */
2953 lock_ObtainMutex(&scp->mx);
2954 code = cm_SyncOp(scp, NULL, userp, &req, 0,
2955 CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
2957 lock_ReleaseMutex(&scp->mx);
2958 cm_ReleaseSCache(scp);
2959 cm_ReleaseUser(userp);
2960 smb_DeleteDirSearch(dsp);
2961 smb_ReleaseDirSearch(dsp);
2965 dirLength = scp->length;
2967 bufferOffset.LowPart = bufferOffset.HighPart = 0;
2968 curOffset.HighPart = 0;
2969 curOffset.LowPart = nextCookie;
2970 origOp = op = smb_GetSMBData(outp, NULL);
2971 /* and write out the basic header */
2972 *op++ = 5; /* variable block */
2973 op += 2; /* skip vbl block length; we'll fill it in later */
2977 /* make sure that curOffset.LowPart doesn't point to the first
2978 * 32 bytes in the 2nd through last dir page, and that it doesn't
2979 * point at the first 13 32-byte chunks in the first dir page,
2980 * since those are dir and page headers, and don't contain useful
2983 temp = curOffset.LowPart & (2048-1);
2984 if (curOffset.HighPart == 0 && curOffset.LowPart < 2048) {
2985 /* we're in the first page */
2986 if (temp < 13*32) temp = 13*32;
2989 /* we're in a later dir page */
2990 if (temp < 32) temp = 32;
2993 /* make sure the low order 5 bits are zero */
2996 /* now put temp bits back ito curOffset.LowPart */
2997 curOffset.LowPart &= ~(2048-1);
2998 curOffset.LowPart |= temp;
3000 /* check if we've returned all the names that will fit in the
3003 if (returnedNames >= maxCount) break;
3005 /* check if we've passed the dir's EOF */
3006 if (LargeIntegerGreaterThanOrEqualTo(curOffset, dirLength)) break;
3008 /* see if we can use the bufferp we have now; compute in which page
3009 * the current offset would be, and check whether that's the offset
3010 * of the buffer we have. If not, get the buffer.
3012 thyper.HighPart = curOffset.HighPart;
3013 thyper.LowPart = curOffset.LowPart & ~(buf_bufferSize-1);
3014 if (!bufferp || !LargeIntegerEqualTo(thyper, bufferOffset)) {
3017 buf_Release(bufferp);
3020 lock_ReleaseMutex(&scp->mx);
3021 lock_ObtainRead(&scp->bufCreateLock);
3022 code = buf_Get(scp, &thyper, &bufferp);
3023 lock_ReleaseRead(&scp->bufCreateLock);
3025 /* now, if we're doing a star match, do bulk fetching of all of
3026 * the status info for files in the dir.
3029 smb_ApplyDirListPatches(&dirListPatchesp, userp,
3031 if ((dsp->flags & SMB_DIRSEARCH_BULKST)
3032 && LargeIntegerGreaterThanOrEqualTo(thyper,
3033 scp->bulkStatProgress)) {
3034 /* Don't bulk stat if risking timeout */
3035 int now = GetCurrentTime();
3036 if (now - req.startTime > 5000) {
3037 scp->bulkStatProgress = thyper;
3038 scp->flags &= ~CM_SCACHEFLAG_BULKSTATTING;
3039 dsp->flags &= ~SMB_DIRSEARCH_BULKST;
3041 cm_TryBulkStat(scp, &thyper,
3046 lock_ObtainMutex(&scp->mx);
3048 bufferOffset = thyper;
3050 /* now get the data in the cache */
3052 code = cm_SyncOp(scp, bufferp, userp, &req,
3054 CM_SCACHESYNC_NEEDCALLBACK
3055 | CM_SCACHESYNC_READ);
3058 if (cm_HaveBuffer(scp, bufferp, 0)) break;
3060 /* otherwise, load the buffer and try again */
3061 code = cm_GetBuffer(scp, bufferp, NULL, userp,
3066 buf_Release(bufferp);
3070 } /* if (wrong buffer) ... */
3072 /* now we have the buffer containing the entry we're interested in; copy
3073 * it out if it represents a non-deleted entry.
3075 entryInDir = curOffset.LowPart & (2048-1);
3076 entryInBuffer = curOffset.LowPart & (buf_bufferSize - 1);
3078 /* page header will help tell us which entries are free. Page header
3079 * can change more often than once per buffer, since AFS 3 dir page size
3080 * may be less than (but not more than a buffer package buffer.
3082 temp = curOffset.LowPart & (buf_bufferSize - 1); /* only look intra-buffer */
3083 temp &= ~(2048 - 1); /* turn off intra-page bits */
3084 pageHeaderp = (cm_pageHeader_t *) (bufferp->datap + temp);
3086 /* now determine which entry we're looking at in the page. If it is
3087 * free (there's a free bitmap at the start of the dir), we should
3088 * skip these 32 bytes.
3090 slotInPage = (entryInDir & 0x7e0) >> 5;
3091 if (!(pageHeaderp->freeBitmap[slotInPage>>3] & (1 << (slotInPage & 0x7)))) {
3092 /* this entry is free */
3093 numDirChunks = 1; /* only skip this guy */
3097 tp = bufferp->datap + entryInBuffer;
3098 dep = (cm_dirEntry_t *) tp; /* now points to AFS3 dir entry */
3100 /* while we're here, compute the next entry's location, too,
3101 * since we'll need it when writing out the cookie into the dir
3104 * XXXX Probably should do more sanity checking.
3106 numDirChunks = cm_NameEntries(dep->name, NULL);
3108 /* compute the offset of the cookie representing the next entry */
3109 nextEntryCookie = curOffset.LowPart + (CM_DIR_CHUNKSIZE * numDirChunks);
3111 /* Compute 8.3 name if necessary */
3112 actualName = dep->name;
3113 if (dep->fid.vnode != 0 && !cm_Is8Dot3(actualName)) {
3114 cm_Gen8Dot3Name(dep, shortName, &shortNameEnd);
3115 actualName = shortName;
3118 if (dep->fid.vnode != 0 && smb_Match8Dot3Mask(actualName, mask)) {
3119 /* this is one of the entries to use: it is not deleted
3120 * and it matches the star pattern we're looking for.
3123 /* Eliminate entries that don't match requested
3125 if (!(dsp->attribute & 0x10)) /* no directories */
3127 /* We have already done the cm_TryBulkStat above */
3128 fid.cell = scp->fid.cell;
3129 fid.volume = scp->fid.volume;
3130 fid.vnode = ntohl(dep->fid.vnode);
3131 fid.unique = ntohl(dep->fid.unique);
3132 fileType = cm_FindFileType(&fid);
3133 osi_Log2(afsd_logp, "smb_ReceiveCoreSearchDir: file %s "
3134 "has filetype %d", dep->name,
3136 if (fileType == CM_SCACHETYPE_DIRECTORY)
3141 memcpy(op, mask, 11); op += 11;
3142 *op++ = (char) dsp->cookie; /* they say it must be non-zero */
3143 *op++ = nextEntryCookie & 0xff;
3144 *op++ = (nextEntryCookie>>8) & 0xff;
3145 *op++ = (nextEntryCookie>>16) & 0xff;
3146 *op++ = (nextEntryCookie>>24) & 0xff;
3147 memcpy(op, &clientCookie, 4); op += 4;
3149 /* now we emit the attribute. This is sort of tricky,
3150 * since we need to really stat the file to find out
3151 * what type of entry we've got. Right now, we're
3152 * copying out data from a buffer, while holding the
3153 * scp locked, so it isn't really convenient to stat
3154 * something now. We'll put in a place holder now,
3155 * and make a second pass before returning this to get
3156 * the real attributes. So, we just skip the data for
3157 * now, and adjust it later. We allocate a patch
3158 * record to make it easy to find this point later.
3159 * The replay will happen at a time when it is safe to
3160 * unlock the directory.
3162 curPatchp = malloc(sizeof(*curPatchp));
3163 osi_QAdd((osi_queue_t **) &dirListPatchesp, &curPatchp->q);
3164 curPatchp->dptr = op;
3165 curPatchp->fid.cell = scp->fid.cell;
3166 curPatchp->fid.volume = scp->fid.volume;
3167 curPatchp->fid.vnode = ntohl(dep->fid.vnode);
3168 curPatchp->fid.unique = ntohl(dep->fid.unique);
3169 op += 9; /* skip attr, time, date and size */
3171 /* zero out name area. The spec says to pad with
3172 * spaces, but Samba doesn't, and neither do we.
3176 /* finally, we get to copy out the name; we know that
3177 * it fits in 8.3 or the pattern wouldn't match, but it
3178 * never hurts to be sure.
3180 strncpy(op, actualName, 13);
3182 /* Uppercase if requested by client */
3183 if ((((smb_t *)inp)->flg2 & 1) == 0)
3188 /* now, adjust the # of entries copied */
3190 } /* if we're including this name */
3193 /* and adjust curOffset to be where the new cookie is */
3194 thyper.HighPart = 0;
3195 thyper.LowPart = CM_DIR_CHUNKSIZE * numDirChunks;
3196 curOffset = LargeIntegerAdd(thyper, curOffset);
3197 } /* while copying data for dir listing */
3199 /* release the mutex */
3200 lock_ReleaseMutex(&scp->mx);
3201 if (bufferp) buf_Release(bufferp);
3203 /* apply and free last set of patches; if not doing a star match, this
3204 * will be empty, but better safe (and freeing everything) than sorry.
3206 smb_ApplyDirListPatches(&dirListPatchesp, userp, &req);
3208 /* special return code for unsuccessful search */
3209 if (code == 0 && dataLength < 21 && returnedNames == 0)
3210 code = CM_ERROR_NOFILES;
3212 osi_Log2(afsd_logp, "SMB search dir done, %d names, code %d",
3213 returnedNames, code);
3216 smb_DeleteDirSearch(dsp);
3217 smb_ReleaseDirSearch(dsp);
3218 cm_ReleaseSCache(scp);
3219 cm_ReleaseUser(userp);
3223 /* finalize the output buffer */
3224 smb_SetSMBParm(outp, 0, returnedNames);
3225 temp = (long) (op - origOp);
3226 smb_SetSMBDataLength(outp, temp);
3228 /* the data area is a variable block, which has a 5 (already there)
3229 * followed by the length of the # of data bytes. We now know this to
3230 * be "temp," although that includes the 3 bytes of vbl block header.
3231 * Deduct for them and fill in the length field.
3233 temp -= 3; /* deduct vbl block info */
3234 osi_assert(temp == (43 * returnedNames));
3235 origOp[1] = temp & 0xff;
3236 origOp[2] = (temp>>8) & 0xff;
3237 if (returnedNames == 0) smb_DeleteDirSearch(dsp);
3238 smb_ReleaseDirSearch(dsp);
3239 cm_ReleaseSCache(scp);
3240 cm_ReleaseUser(userp);
3244 /* verify that this is a valid path to a directory. I don't know why they
3245 * don't use the get file attributes call.
3247 long smb_ReceiveCoreCheckPath(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3251 cm_scache_t *rootScp;
3252 cm_scache_t *newScp;
3261 pathp = smb_GetSMBData(inp, NULL);
3262 pathp = smb_ParseASCIIBlock(pathp, NULL);
3263 osi_Log1(afsd_logp, "SMB receive check path %s",
3264 osi_LogSaveString(afsd_logp, pathp));
3267 return CM_ERROR_BADFD;
3270 rootScp = cm_rootSCachep;
3272 userp = smb_GetUser(vcp, inp);
3274 caseFold = CM_FLAG_CASEFOLD;
3276 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3277 code = cm_NameI(rootScp, pathp,
3278 caseFold | CM_FLAG_FOLLOW | CM_FLAG_CHECKPATH,
3279 userp, tidPathp, &req, &newScp);
3282 cm_ReleaseUser(userp);
3286 /* now lock the vnode with a callback; returns with newScp locked */
3287 lock_ObtainMutex(&newScp->mx);
3288 code = cm_SyncOp(newScp, NULL, userp, &req, PRSFS_LOOKUP,
3289 CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
3290 if (code && code != CM_ERROR_NOACCESS) {
3291 lock_ReleaseMutex(&newScp->mx);
3292 cm_ReleaseSCache(newScp);
3293 cm_ReleaseUser(userp);
3297 attrs = smb_Attributes(newScp);
3299 if (!(attrs & 0x10))
3300 code = CM_ERROR_NOTDIR;
3302 lock_ReleaseMutex(&newScp->mx);
3304 cm_ReleaseSCache(newScp);
3305 cm_ReleaseUser(userp);
3309 long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3313 cm_scache_t *rootScp;
3314 unsigned short attribute;
3316 cm_scache_t *newScp;
3325 /* decode basic attributes we're passed */
3326 attribute = smb_GetSMBParm(inp, 0);
3327 dosTime = smb_GetSMBParm(inp, 1) | (smb_GetSMBParm(inp, 2) << 16);
3329 pathp = smb_GetSMBData(inp, NULL);
3330 pathp = smb_ParseASCIIBlock(pathp, NULL);
3333 return CM_ERROR_BADSMB;
3336 osi_Log2(afsd_logp, "SMB receive setfile attributes time %d, attr 0x%x",
3337 dosTime, attribute);
3339 rootScp = cm_rootSCachep;
3341 userp = smb_GetUser(vcp, inp);
3343 caseFold = CM_FLAG_CASEFOLD;
3345 tidPathp = smb_GetTIDPath(vcp, ((smb_t *)inp)->tid);
3346 code = cm_NameI(rootScp, pathp, caseFold | CM_FLAG_FOLLOW, userp,
3347 tidPathp, &req, &newScp);
3350 cm_ReleaseUser(userp);
3354 /* now lock the vnode with a callback; returns with newScp locked; we
3355 * need the current status to determine what the new status is, in some
3358 lock_ObtainMutex(&newScp->mx);
3359 code = cm_SyncOp(newScp, NULL, userp, &req, 0,
3360 CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
3362 lock_ReleaseMutex(&newScp->mx);
3363 cm_ReleaseSCache(newScp);
3364 cm_ReleaseUser(userp);
3368 /* Check for RO volume */
3369 if (newScp->flags & CM_SCACHEFLAG_RO) {
3370 lock_ReleaseMutex(&newScp->mx);
3371 cm_ReleaseSCache(newScp);
3372 cm_ReleaseUser(userp);
3373 return CM_ERROR_READONLY;
3376 /* prepare for setattr call */
3379 attr.mask |= CM_ATTRMASK_CLIENTMODTIME;
3380 smb_UnixTimeFromDosUTime(&attr.clientModTime, dosTime);
3382 if ((newScp->unixModeBits & 0222) && (attribute & 1) != 0) {
3383 /* we're told to make a writable file read-only */
3384 attr.unixModeBits = newScp->unixModeBits & ~0222;
3385 attr.mask |= CM_ATTRMASK_UNIXMODEBITS;
3387 else if ((newScp->unixModeBits & 0222) == 0 && (attribute & 1) == 0) {
3388 /* we're told to make a read-only file writable */
3389 attr.unixModeBits = newScp->unixModeBits | 0222;
3390 attr.mask |= CM_ATTRMASK_UNIXMODEBITS;
3392 lock_ReleaseMutex(&newScp->mx);
3394 /* now call setattr */
3396 code = cm_SetAttr(newScp, &attr, userp, &req);
3400 cm_ReleaseSCache(newScp);
3401 cm_ReleaseUser(userp);
3406 long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
3410 cm_scache_t *rootScp;
3411 cm_scache_t *newScp, *dscp;
3423 pathp = smb_GetSMBData(inp, NULL);
3424 pathp = smb_ParseASCIIBlock(pathp, NULL);
3427 return CM_ERROR_BADSMB;
3430 if (*pathp == 0) /* null path */