windows-smb-dead-vc-gc-20080627
[openafs.git] / src / WINNT / afsd / smb.c
index ddd0741..0aa88bb 100644 (file)
 #include "smb.h"
 #include "lanahelper.h"
 
+#define STRSAFE_NO_DEPRECATE
+#include <strsafe.h>
+
 /* These characters are illegal in Windows filenames */
-static char *illegalChars = "\\/:*?\"<>|";
+static clientchar_t *illegalChars = _C("\\/:*?\"<>|");
 
 static int smbShutdownFlag = 0;
 static int smb_ListenerState = SMB_LISTENER_UNINITIALIZED;
@@ -60,10 +63,12 @@ osi_rwlock_t smb_globalLock;
 osi_rwlock_t smb_rctLock;
 osi_mutex_t  smb_ListenerLock;
 osi_mutex_t  smb_StartedLock;
+
 unsigned char smb_LANadapter = LANA_INVALID;
 unsigned char smb_sharename[NCBNAMSZ+1] = {0};
 int  smb_LanAdapterChangeDetected = 0;
+afs_uint32    smb_AsyncStore = 1;
+afs_uint32    smb_AsyncStoreSize = CM_CONFIGDEFAULT_ASYNCSTORESIZE;
 
 BOOL isGateway = FALSE;
 
@@ -76,9 +81,9 @@ smb_dispatch_t smb_dispatchTable[SMB_NOPCODES];
 smb_packet_t *smb_packetFreeListp;
 smb_ncb_t *smb_ncbFreeListp;
 
-int smb_NumServerThreads;
+afs_uint32 smb_NumServerThreads;
 
-int numNCBs, numSessions, numVCs;
+afs_uint32 numNCBs, numSessions, numVCs;
 
 int smb_maxVCPerServer;
 int smb_maxMpxRequests;
@@ -115,12 +120,12 @@ char *smb_RawBufs;
 
 /* for raw write */
 typedef struct raw_write_cont {
-       long code;
-       osi_hyper_t offset;
-       long count;
-       char *buf;
-       int writeMode;
-       long alreadyWritten;
+    long code;
+    osi_hyper_t offset;
+    long count;
+    char *buf;
+    int writeMode;
+    long alreadyWritten;
 } raw_write_cont_t;
 
 /* dir search stuff */
@@ -131,12 +136,16 @@ smb_dirSearch_t *smb_lastDirSearchp;
 /* hide dot files? */
 int smb_hideDotFiles;
 
+/* Negotiate Unicode support? */
+LONG smb_UseUnicode;
+
 /* global state about V3 protocols */
 int smb_useV3;         /* try to negotiate V3 */
 
-static showErrors = 0;
+static int showErrors = 0;
 /* MessageBox or something like it */
-int (_stdcall *smb_MBfunc)(HWND, LPCTSTR, LPCTSTR, UINT) = NULL;
+int (_stdcall *smb_MBfunc)(HWND, LPCTSTR, LPCTSTR, UINT)
+= NULL;
 
 /* GMT time info:
  * Time in Unix format of midnight, 1/1/1970 local time.
@@ -170,13 +179,13 @@ int smb_NetbiosInit(int);
 #ifdef LOG_PACKET
 void smb_LogPacket(smb_packet_t *packet);
 #endif /* LOG_PACKET */
-
-char smb_ServerDomainName[MAX_COMPUTERNAME_LENGTH + 1] = ""; /* domain name */
+                                                         
+clientchar_t smb_ServerDomainName[MAX_COMPUTERNAME_LENGTH + 1] = _C(""); /* domain name */
 int smb_ServerDomainNameLength = 0;
-char smb_ServerOS[] = "Windows 5.0"; /* Faux OS String */
-int smb_ServerOSLength = sizeof(smb_ServerOS);
-char smb_ServerLanManager[] = "Windows 2000 LAN Manager"; /* Faux LAN Manager string */
-int smb_ServerLanManagerLength = sizeof(smb_ServerLanManager);
+clientchar_t smb_ServerOS[] = _C("Windows 5.0"); /* Faux OS String */
+int smb_ServerOSLength = lengthof(smb_ServerOS);
+clientchar_t smb_ServerLanManager[] = _C("Windows 2000 LAN Manager"); /* Faux LAN Manager string */
+int smb_ServerLanManagerLength = lengthof(smb_ServerLanManager);
 
 /* Faux server GUID. This is never checked. */
 GUID smb_ServerGUID = { 0x40015cb8, 0x058a, 0x44fc, { 0xae, 0x7e, 0xbb, 0x29, 0x52, 0xee, 0x7e, 0xff }};
@@ -212,7 +221,7 @@ void smb_UpdateServerPriority()
        time_t now = osi_Time();
 
        /* Give one priority boost for each 15 seconds */
-       SetThreadPriority(GetCurrentThread(), (now - *tp) / 15);
+       SetThreadPriority(GetCurrentThread(), (int)((now - *tp) / 15));
     }
 }
 
@@ -485,8 +494,9 @@ unsigned int smb_Attributes(cm_scache_t *scp)
 /* Check if the named file/dir is a dotfile/dotdir */
 /* String pointed to by lastComp can have leading slashes, but otherwise should have
    no other patch components */
-unsigned int smb_IsDotFile(char *lastComp) {
-    char *s;
+unsigned int smb_IsDotFile(clientchar_t *lastComp) {
+    clientchar_t *s;
+
     if(lastComp) {
         /* skip over slashes */
         for(s=lastComp;*s && (*s == '\\' || *s == '/'); s++);
@@ -495,12 +505,12 @@ unsigned int smb_IsDotFile(char *lastComp) {
         return 0;
 
     /* nulls, curdir and parent dir doesn't count */
-    if (!*s) 
+    if (!*s)
         return 0;
-    if (*s == '.') {
+    if (*s == _C('.')) {
         if (!*(s + 1)) 
             return 0;
-        if(*(s+1) == '.' && !*(s + 2)) 
+        if(*(s+1) == _C('.') && !*(s + 2)) 
             return 0;
         return 1;
     }
@@ -807,7 +817,7 @@ smb_vc_t *smb_FindVC(unsigned short lsn, int flags, int lana)
 {
     smb_vc_t *vcp;
 
-       lock_ObtainWrite(&smb_globalLock);      /* for numVCs */
+    lock_ObtainWrite(&smb_globalLock); /* for numVCs */
     lock_ObtainWrite(&smb_rctLock);
     for (vcp = smb_allVCsp; vcp; vcp=vcp->nextp) {
        if (vcp->magic != SMB_VC_MAGIC)
@@ -883,20 +893,20 @@ smb_vc_t *smb_FindVC(unsigned short lsn, int flags, int lana)
         }
     }
     lock_ReleaseWrite(&smb_rctLock);
-       lock_ReleaseWrite(&smb_globalLock);
+    lock_ReleaseWrite(&smb_globalLock);
     return vcp;
 }
 
-int smb_IsStarMask(char *maskp)
+int smb_IsStarMask(clientchar_t *maskp)
 {
     int i;
-    char tc;
+    clientchar_t tc;
         
     for(i=0; i<11; i++) {
         tc = *maskp++;
-        if (tc == '?' || tc == '*' || tc == '>')
+        if (tc == _C('?') || tc == _C('*') || tc == _C('>'))
            return 1;
-    }  
+    }
     return 0;
 }
 
@@ -908,35 +918,47 @@ void smb_ReleaseVCInternal(smb_vc_t *vcp)
     vcp->refCount--;
 
     if (vcp->refCount == 0) {
-      if (vcp->flags & SMB_VCFLAG_ALREADYDEAD) {
-       /* remove VCP from smb_deadVCsp */
-       for (vcpp = &smb_deadVCsp; *vcpp; vcpp = &((*vcpp)->nextp)) {
-         if (*vcpp == vcp) {
-           *vcpp = vcp->nextp;
-           break;
-         }
-       } 
-       lock_FinalizeMutex(&vcp->mx);
-       memset(vcp,0,sizeof(smb_vc_t));
-       free(vcp);
-      } else {
-       for (avcp = smb_allVCsp; avcp; avcp = avcp->nextp) {
-         if (avcp == vcp)
-           break;
-       }
-       osi_Log3(smb_logp,"VCP not dead and %sin smb_allVCsp vcp %x ref %d",
-                avcp?"not ":"",vcp, vcp->refCount);
+        if (vcp->flags & SMB_VCFLAG_ALREADYDEAD) {
+            /* remove VCP from smb_deadVCsp */
+            for (vcpp = &smb_deadVCsp; *vcpp; vcpp = &((*vcpp)->nextp)) {
+                if (*vcpp == vcp) {
+                    *vcpp = vcp->nextp;
+                    break;
+                }
+            } 
+            lock_FinalizeMutex(&vcp->mx);
+            memset(vcp,0,sizeof(smb_vc_t));
+            free(vcp);
+        } else {
+            for (avcp = smb_allVCsp; avcp; avcp = avcp->nextp) {
+                if (avcp == vcp)
+                    break;
+            }
+            osi_Log3(smb_logp,"VCP not dead and %sin smb_allVCsp vcp %x ref %d",
+                      avcp?"not ":"",vcp, vcp->refCount);
 #ifdef DEBUG
-       GenerateMiniDump(NULL);
+            GenerateMiniDump(NULL);
 #endif
-       /* This is a wrong.  However, I suspect that there is an undercount
-        * and I don't want to release 1.4.1 in a state that will allow
-        * smb_vc_t objects to be deallocated while still in the
-        * smb_allVCsp list.  The list is supposed to keep a reference
-        * to the smb_vc_t.  Put it back.
-        */
-       vcp->refCount++;
-      }
+            /* This is a wrong.  However, I suspect that there is an undercount
+             * and I don't want to release 1.4.1 in a state that will allow
+             * smb_vc_t objects to be deallocated while still in the
+             * smb_allVCsp list.  The list is supposed to keep a reference
+             * to the smb_vc_t.  Put it back.
+             */
+            vcp->refCount++;
+        }
+    } else if (vcp->flags & SMB_VCFLAG_ALREADYDEAD) {
+        /* The reference count is non-zero but the VC is dead.
+         * This implies that some FIDs, TIDs, etc on the VC have yet to 
+         * be cleaned up.  Add a reference that will be dropped by
+         * smb_CleanupDeadVC() and try to cleanup the VC again.
+         * Eventually the refCount will drop to zero when all of the
+         * active threads working with the VC end their task.
+         */
+        vcp->refCount++;        /* put the refCount back */
+        lock_ReleaseWrite(&smb_rctLock);
+        smb_CleanupDeadVC(vcp);
+        lock_ObtainWrite(&smb_rctLock);
     }
 }
 
@@ -1009,7 +1031,7 @@ void smb_CleanupDeadVC(smb_vc_t *vcp)
     for (fidpIter = vcp->fidsp; fidpIter; fidpIter = fidpNext) {
         fidpNext = (smb_fid_t *) osi_QNext(&fidpIter->q);
 
-        if (fidpIter->delete)
+        if (fidpIter->deleteOk)
             continue;
 
         fid = fidpIter->fid;
@@ -1027,27 +1049,23 @@ void smb_CleanupDeadVC(smb_vc_t *vcp)
 
     for (tidpIter = vcp->tidsp; tidpIter; tidpIter = tidpNext) {
        tidpNext = tidpIter->nextp;
-       if (tidpIter->delete)
+       if (tidpIter->deleteOk)
            continue;
-       tidpIter->delete = 1;
+       tidpIter->deleteOk = 1;
 
        tid = tidpIter->tid;
        osi_Log2(smb_logp, "  Cleanup TID %d (tidp=0x%x)", tid, tidpIter);
 
        smb_HoldTIDNoLock(tidpIter);
-       lock_ReleaseWrite(&smb_rctLock);
-
-       smb_ReleaseTID(tidpIter);
-
-       lock_ObtainWrite(&smb_rctLock);
+       smb_ReleaseTID(tidpIter, TRUE);
        tidpNext = vcp->tidsp;
     }
 
     for (uidpIter = vcp->usersp; uidpIter; uidpIter = uidpNext) {
        uidpNext = uidpIter->nextp;
-       if (uidpIter->delete)
+       if (uidpIter->deleteOk)
            continue;
-       uidpIter->delete = 1;
+       uidpIter->deleteOk = 1;
 
        /* do not add an additional reference count for the smb_user_t
         * as the smb_vc_t already is holding a reference */
@@ -1059,10 +1077,14 @@ void smb_CleanupDeadVC(smb_vc_t *vcp)
        uidpNext = vcp->usersp;
     }
 
+    lock_ObtainMutex(&vcp->mx);
+    vcp->flags &= ~SMB_VCFLAG_CLEAN_IN_PROGRESS;
+    lock_ReleaseMutex(&vcp->mx);
+
     /* The vcp is now on the deadVCsp list.  We intentionally drop the
      * reference so that the refcount can reach 0 and we can delete it */
     smb_ReleaseVCNoLock(vcp);
-    
+
     lock_ReleaseWrite(&smb_rctLock);
     osi_Log1(smb_logp, "Finished cleaning up dead vcp 0x%x", vcp);
 }
@@ -1074,18 +1096,16 @@ smb_tid_t *smb_FindTID(smb_vc_t *vcp, unsigned short tid, int flags)
     lock_ObtainWrite(&smb_rctLock);
   retry:
     for (tidp = vcp->tidsp; tidp; tidp = tidp->nextp) {
-       if (tidp->refCount == 0 && tidp->delete) {
+       if (tidp->refCount == 0 && tidp->deleteOk) {
            tidp->refCount++;
-           lock_ReleaseWrite(&smb_rctLock);
-           smb_ReleaseTID(tidp);
-           lock_ObtainWrite(&smb_rctLock);
+           smb_ReleaseTID(tidp, TRUE);
            goto retry;
        }
 
         if (tid == tidp->tid) {
             tidp->refCount++;
             break;
-        }      
+        }
     }
     if (!tidp && (flags & SMB_FLAG_CREATE)) {
         tidp = malloc(sizeof(*tidp));
@@ -1100,23 +1120,24 @@ smb_tid_t *smb_FindTID(smb_vc_t *vcp, unsigned short tid, int flags)
     }
     lock_ReleaseWrite(&smb_rctLock);
     return tidp;
-}              
+}
 
 void smb_HoldTIDNoLock(smb_tid_t *tidp)
 {
     tidp->refCount++;
 }
 
-void smb_ReleaseTID(smb_tid_t *tidp)
+void smb_ReleaseTID(smb_tid_t *tidp, afs_uint32 locked)
 {
     smb_tid_t *tp;
     smb_tid_t **ltpp;
     cm_user_t *userp;
 
     userp = NULL;
-    lock_ObtainWrite(&smb_rctLock);
+    if (!locked)
+        lock_ObtainWrite(&smb_rctLock);
     osi_assertx(tidp->refCount-- > 0, "smb_tid_t refCount 0");
-    if (tidp->refCount == 0 && (tidp->delete)) {
+    if (tidp->refCount == 0 && (tidp->deleteOk)) {
         ltpp = &tidp->vcp->tidsp;
         for(tp = *ltpp; tp; ltpp = &tp->nextp, tp = *ltpp) {
             if (tp == tidp) 
@@ -1130,7 +1151,8 @@ void smb_ReleaseTID(smb_tid_t *tidp)
         smb_ReleaseVCNoLock(tidp->vcp);
         tidp->vcp = NULL;
     }
-    lock_ReleaseWrite(&smb_rctLock);
+    if (!locked)
+        lock_ReleaseWrite(&smb_rctLock);
     if (userp)
         cm_ReleaseUser(userp);
 }              
@@ -1143,9 +1165,9 @@ smb_user_t *smb_FindUID(smb_vc_t *vcp, unsigned short uid, int flags)
     for(uidp = vcp->usersp; uidp; uidp = uidp->nextp) {
         if (uid == uidp->userID) {
             uidp->refCount++;
-            osi_Log3(smb_logp, "smb_FindUID vcp[0x%p] found-uid[%d] name[%s]",
+            osi_Log3(smb_logp, "smb_FindUID vcp[0x%p] found-uid[%d] name[%S]",
                     vcp, uidp->userID, 
-                    osi_LogSaveString(smb_logp, (uidp->unp) ? uidp->unp->name : ""));
+                    ((uidp->unp)? osi_LogSaveClientString(smb_logp, uidp->unp->name):_C("")));
             break;
         }
     }
@@ -1159,22 +1181,23 @@ smb_user_t *smb_FindUID(smb_vc_t *vcp, unsigned short uid, int flags)
         vcp->usersp = uidp;
         lock_InitializeMutex(&uidp->mx, "user_t mutex");
         uidp->userID = uid;
-        osi_Log3(smb_logp, "smb_FindUID vcp[0x%p] new-uid[%d] name[%s]",
-                vcp, uidp->userID, 
-                osi_LogSaveString(smb_logp,uidp->unp ? uidp->unp->name : ""));
+        osi_Log3(smb_logp, "smb_FindUID vcp[0x%p] new-uid[%d] name[%S]",
+                vcp, uidp->userID,
+                ((uidp->unp)?osi_LogSaveClientString(smb_logp,uidp->unp->name):_C("")));
     }
     lock_ReleaseWrite(&smb_rctLock);
     return uidp;
 }              
 
-smb_username_t *smb_FindUserByName(char *usern, char *machine, afs_uint32 flags)
+smb_username_t *smb_FindUserByName(clientchar_t *usern, clientchar_t *machine,
+                                   afs_uint32 flags)
 {
     smb_username_t *unp= NULL;
 
     lock_ObtainWrite(&smb_rctLock);
     for(unp = usernamesp; unp; unp = unp->nextp) {
-        if (stricmp(unp->name, usern) == 0 &&
-             stricmp(unp->machine, machine) == 0) {
+        if (cm_ClientStrCmpI(unp->name, usern) == 0 &&
+            cm_ClientStrCmpI(unp->machine, machine) == 0) {
             unp->refCount++;
             break;
         }
@@ -1184,8 +1207,8 @@ smb_username_t *smb_FindUserByName(char *usern, char *machine, afs_uint32 flags)
         memset(unp, 0, sizeof(*unp));
         unp->refCount = 1;
         unp->nextp = usernamesp;
-        unp->name = strdup(usern);
-        unp->machine = strdup(machine);
+        unp->name = cm_ClientStrDup(usern);
+        unp->machine = cm_ClientStrDup(machine);
         usernamesp = unp;
         lock_InitializeMutex(&unp->mx, "username_t mutex");
        if (flags & SMB_FLAG_AFSLOGON)
@@ -1196,7 +1219,7 @@ smb_username_t *smb_FindUserByName(char *usern, char *machine, afs_uint32 flags)
     return unp;
 }      
 
-smb_user_t *smb_FindUserByNameThisSession(smb_vc_t *vcp, char *usern)
+smb_user_t *smb_FindUserByNameThisSession(smb_vc_t *vcp, clientchar_t *usern)
 {
     smb_user_t *uidp= NULL;
 
@@ -1204,10 +1227,10 @@ smb_user_t *smb_FindUserByNameThisSession(smb_vc_t *vcp, char *usern)
     for(uidp = vcp->usersp; uidp; uidp = uidp->nextp) {
         if (!uidp->unp) 
             continue;
-        if (stricmp(uidp->unp->name, usern) == 0) {
+        if (cm_stricmp_utf16(uidp->unp->name, usern) == 0) {
             uidp->refCount++;
-            osi_Log3(smb_logp,"smb_FindUserByNameThisSession vcp[0x%p] uid[%d] match-name[%s]",
-                    vcp,uidp->userID,osi_LogSaveString(smb_logp,usern));
+            osi_Log3(smb_logp,"smb_FindUserByNameThisSession vcp[0x%p] uid[%d] match-name[%S]",
+                    vcp,uidp->userID,osi_LogSaveClientString(smb_logp,usern));
             break;
         } else
             continue;
@@ -1240,12 +1263,10 @@ void smb_ReleaseUsername(smb_username_t *unp)
        free(unp->name);
        free(unp->machine);
        free(unp);
-    }          
+    }
     lock_ReleaseWrite(&smb_rctLock);
-
-    if (userp) {
+    if (userp)
         cm_ReleaseUser(userp);
-    }  
 }      
 
 void smb_HoldUIDNoLock(smb_user_t *uidp)
@@ -1327,7 +1348,7 @@ cm_user_t *smb_GetUserFromVCP(smb_vc_t *vcp, smb_packet_t *inp)
  * Return a pointer to a pathname extracted from a TID structure.  The
  * TID structure is not held; assume it won't go away.
  */
-long smb_LookupTIDPath(smb_vc_t *vcp, unsigned short tid, char ** treepath)
+long smb_LookupTIDPath(smb_vc_t *vcp, unsigned short tid, clientchar_t ** treepath)
 {
     smb_tid_t *tidp;
     long code = 0;
@@ -1341,7 +1362,7 @@ long smb_LookupTIDPath(smb_vc_t *vcp, unsigned short tid, char ** treepath)
             /* tidp->pathname would be NULL, but that's fine */
         }
         *treepath = tidp->pathname;
-       smb_ReleaseTID(tidp);
+       smb_ReleaseTID(tidp, FALSE);
     }
     return code;
 }
@@ -1386,7 +1407,7 @@ smb_fid_t *smb_FindFID(smb_vc_t *vcp, unsigned short fid, int flags)
 
   retry:
     for(fidp = vcp->fidsp; fidp; fidp = (smb_fid_t *) osi_QNext(&fidp->q)) {
-       if (fidp->refCount == 0 && fidp->delete) {
+       if (fidp->refCount == 0 && fidp->deleteOk) {
            fidp->refCount++;
            lock_ReleaseWrite(&smb_rctLock);
            smb_ReleaseFID(fidp);
@@ -1485,14 +1506,14 @@ void smb_ReleaseFID(smb_fid_t *fidp)
     lock_ObtainMutex(&fidp->mx);
     lock_ObtainWrite(&smb_rctLock);
     osi_assertx(fidp->refCount-- > 0, "smb_fid_t refCount 0");
-    if (fidp->refCount == 0 && (fidp->delete)) {
+    if (fidp->refCount == 0 && (fidp->deleteOk)) {
         vcp = fidp->vcp;
         fidp->vcp = NULL;
         scp = fidp->scp;    /* release after lock is released */
        if (scp) {
-           lock_ObtainMutex(&scp->mx);
+           lock_ObtainWrite(&scp->rw);
            scp->flags &= ~CM_SCACHEFLAG_SMB_FID;
-           lock_ReleaseMutex(&scp->mx);
+           lock_ReleaseWrite(&scp->rw);
            osi_Log2(smb_logp,"smb_ReleaseFID fidp 0x%p scp 0x%p", fidp, scp);
            fidp->scp = NULL;
        }
@@ -1508,10 +1529,10 @@ void smb_ReleaseFID(smb_fid_t *fidp)
         if (ioctlp) {
             if (ioctlp->prefix)
                 cm_FreeSpace(ioctlp->prefix);
-            if (ioctlp->inAllocp)
-                free(ioctlp->inAllocp);
-            if (ioctlp->outAllocp)
-                free(ioctlp->outAllocp);
+            if (ioctlp->ioctl.inAllocp)
+                free(ioctlp->ioctl.inAllocp);
+            if (ioctlp->ioctl.outAllocp)
+                free(ioctlp->ioctl.outAllocp);
             free(ioctlp);
         }       
        lock_ReleaseMutex(&fidp->mx);
@@ -1537,12 +1558,12 @@ void smb_ReleaseFID(smb_fid_t *fidp)
  * Case-insensitive search for one string in another;
  * used to find variable names in submount pathnames.
  */
-static char *smb_stristr(char *str1, char *str2)
+static clientchar_t *smb_stristr(clientchar_t *str1, clientchar_t *str2)
 {
-    char *cursor;
+    clientchar_t *cursor;
 
     for (cursor = str1; *cursor; cursor++)
-        if (stricmp(cursor, str2) == 0)
+        if (cm_ClientStrCmpI(cursor, str2) == 0)
             return cursor;
 
     return NULL;
@@ -1553,25 +1574,24 @@ static char *smb_stristr(char *str1, char *str2)
  * name has been identified by smb_stristr() and is in substr.  Variable name
  * length (plus one) is in substr_size.  Variable value is in newstr.
  */
-static void smb_subst(char *str1, char *substr, unsigned int substr_size,
-                      char *newstr)
+static void smb_subst(clientchar_t *str1, int cchstr1, clientchar_t *substr,
+                      unsigned int substr_size, clientchar_t *newstr)
 {
-    char temp[1024];
-
-    strcpy(temp, substr + substr_size - 1);
-    strcpy(substr, newstr);
-    strcat(str1, temp);
-}       
+    clientchar_t temp[1024];
 
-char VNUserName[] = "%USERNAME%";
-char VNLCUserName[] = "%LCUSERNAME%";
-char VNComputerName[] = "%COMPUTERNAME%";
-char VNLCComputerName[] = "%LCCOMPUTERNAME%";
+    cm_ClientStrCpy(temp, lengthof(temp), substr + substr_size - 1);
+    cm_ClientStrCpy(substr, cchstr1 - (substr - str1), newstr);
+    cm_ClientStrCat(str1, cchstr1, temp);
+}
 
+clientchar_t VNUserName[] = _C("%USERNAME%");
+clientchar_t VNLCUserName[] = _C("%LCUSERNAME%");
+clientchar_t VNComputerName[] = _C("%COMPUTERNAME%");
+clientchar_t VNLCComputerName[] = _C("%LCCOMPUTERNAME%");
 
 typedef struct smb_findShare_rock {
-    char * shareName;
-    char * match;
+    clientchar_t * shareName;
+    clientchar_t * match;
     int matchType;
 } smb_findShare_rock_t;
 
@@ -1583,13 +1603,17 @@ long smb_FindShareProc(cm_scache_t *scp, cm_dirEntry_t *dep, void *rockp,
 {
     int matchType = 0;
     smb_findShare_rock_t * vrock = (smb_findShare_rock_t *) rockp;
-    if (!strnicmp(dep->name, vrock->shareName, 12)) {
-        if(!stricmp(dep->name, vrock->shareName))
+    normchar_t normName[MAX_PATH];
+
+    cm_FsStringToNormString(dep->name, -1, normName, sizeof(normName)/sizeof(normName[0]));
+
+    if (!cm_ClientStrCmpNI(normName, vrock->shareName, 12)) {
+        if(!cm_ClientStrCmpI(normName, vrock->shareName))
             matchType = SMB_FINDSHARE_EXACT_MATCH;
         else
             matchType = SMB_FINDSHARE_PARTIAL_MATCH;
         if(vrock->match) free(vrock->match);
-        vrock->match = strdup(dep->name);
+        vrock->match = cm_FsStringToClientStringAlloc(dep->name, -1, NULL);
         vrock->matchType = matchType;
 
         if(matchType == SMB_FINDSHARE_EXACT_MATCH)
@@ -1600,15 +1624,17 @@ long smb_FindShareProc(cm_scache_t *scp, cm_dirEntry_t *dep, void *rockp,
 
 
 /* find a shareName in the table of submounts */
-int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
-       char **pathNamep)
-{
-    DWORD len;
-    char pathName[1024];
-    char *var;
-    char temp[1024];
+int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp,
+                  clientchar_t *shareName,
+                  clientchar_t **pathNamep)
+{
+    DWORD cblen;
+    DWORD cchlen;
+    clientchar_t pathName[1024];
+    clientchar_t *var;
     DWORD sizeTemp;
-    char *p, *q;
+    clientchar_t *p, *q;
+    fschar_t *cellname = NULL;
     HKEY parmKey;
     DWORD code;
     DWORD allSubmount = 1;
@@ -1619,18 +1645,18 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
      * world to do so.
      */
     code = RegOpenKeyEx(HKEY_LOCAL_MACHINE, AFSREG_CLT_SVC_PARAM_SUBKEY,
-                         0, KEY_QUERY_VALUE, &parmKey);
+                        0, KEY_QUERY_VALUE, &parmKey);
     if (code == ERROR_SUCCESS) {
-        len = sizeof(allSubmount);
+        cblen = sizeof(allSubmount);
         code = RegQueryValueEx(parmKey, "AllSubmount", NULL, NULL,
-                                (BYTE *) &allSubmount, &len);
+                               (BYTE *) &allSubmount, &cblen);
         if (code != ERROR_SUCCESS) {
             allSubmount = 1;
         }
         RegCloseKey (parmKey);
     }
 
-    if (allSubmount && _stricmp(shareName, "all") == 0) {
+    if (allSubmount && cm_ClientStrCmpI(shareName, _C("all")) == 0) {
         *pathNamep = NULL;
         return 1;
     }
@@ -1638,15 +1664,17 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
     /* In case, the all share is disabled we need to still be able
      * to handle ioctl requests 
      */
-    if (_stricmp(shareName, "ioctl$") == 0) {
-        *pathNamep = strdup("/.__ioctl__");
+    if (cm_ClientStrCmpI(shareName, _C("ioctl$")) == 0) {
+        *pathNamep = cm_ClientStrDup(_C("/.__ioctl__"));
         return 1;
     }
 
-    if (_stricmp(shareName, "IPC$") == 0 ||
-        _stricmp(shareName, SMB_IOCTL_FILENAME_NOSLASH) == 0 ||
-        _stricmp(shareName, "DESKTOP.INI") == 0
-         ) {
+    if (cm_ClientStrCmpIA(shareName, _C("IPC$")) == 0 ||
+        cm_ClientStrCmpIA(shareName, _C("srvsvc")) == 0 ||
+        cm_ClientStrCmpIA(shareName, _C("wkssvc")) == 0 ||
+        cm_ClientStrCmpIA(shareName, _C(SMB_IOCTL_FILENAME_NOSLASH)) == 0 ||
+        cm_ClientStrCmpIA(shareName, _C("DESKTOP.INI")) == 0
+        ) {
         *pathNamep = NULL;
         return 0;
     }
@@ -1655,25 +1683,24 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
      * 
      * They look like <cell>{%,#}<volume>
      */
-    if (strchr(shareName, '%') != NULL ||
-        strchr(shareName, '#') != NULL) {
-        char pathstr[CELL_MAXNAMELEN + VL_MAXNAMELEN + 1 + CM_PREFIX_VOL_CCH];
-                                /* make room for '/@vol:' + mountchar + NULL terminator*/
+    if (cm_ClientStrChr(shareName, '%') != NULL ||
+        cm_ClientStrChr(shareName, '#') != NULL) {
+        clientchar_t pathstr[CELL_MAXNAMELEN + VL_MAXNAMELEN + 1 + CM_PREFIX_VOL_CCH];
+        /* make room for '/@vol:' + mountchar + NULL terminator*/
 
-        osi_Log1(smb_logp, "smb_FindShare found volume reference [%s]",
-                 osi_LogSaveString(smb_logp, shareName));
+        osi_Log1(smb_logp, "smb_FindShare found volume reference [%S]",
+                 osi_LogSaveClientString(smb_logp, shareName));
 
-        snprintf(pathstr, sizeof(pathstr)/sizeof(char),
-                 "/" CM_PREFIX_VOL "%s", shareName);
-        pathstr[sizeof(pathstr)/sizeof(char) - 1] = '\0';
-        len = strlen(pathstr) + 1;
+        cm_ClientStrPrintfN(pathstr, lengthof(pathstr),
+                            _C("/") _C(CM_PREFIX_VOL) _C("%s"), shareName);
+        cchlen = (DWORD)(cm_ClientStrLen(pathstr) + 1);
 
-        *pathNamep = malloc(len);
+        *pathNamep = malloc(cchlen * sizeof(clientchar_t));
         if (*pathNamep) {
-            strcpy(*pathNamep, pathstr);
-            strlwr(*pathNamep);
-            osi_Log1(smb_logp, "   returning pathname [%s]",
-                     osi_LogSaveString(smb_logp, *pathNamep));
+            cm_ClientStrCpy(*pathNamep, cchlen, pathstr);
+            cm_ClientStrLwr(*pathNamep);
+            osi_Log1(smb_logp, "   returning pathname [%S]",
+                     osi_LogSaveClientString(smb_logp, *pathNamep));
 
             return 1;
         } else {
@@ -1682,64 +1709,75 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
     }
 
     code = RegOpenKeyEx(HKEY_LOCAL_MACHINE, AFSREG_CLT_OPENAFS_SUBKEY "\\Submounts",
-                         0, KEY_QUERY_VALUE, &parmKey);
+                        0, KEY_QUERY_VALUE, &parmKey);
     if (code == ERROR_SUCCESS) {
-        len = sizeof(pathName);
-        code = RegQueryValueEx(parmKey, shareName, NULL, NULL,
-                                (BYTE *) pathName, &len);
+        cblen = sizeof(pathName);
+        code = RegQueryValueExW(parmKey, shareName, NULL, NULL,
+                                (BYTE *) pathName, &cblen);
         if (code != ERROR_SUCCESS)
-            len = 0;
+            cblen = 0;
         RegCloseKey (parmKey);
     } else {
-        len = 0;
-    }   
-    if (len != 0 && len != sizeof(pathName) - 1) {
+        cblen = 0;
+    }
+    cchlen = cblen / sizeof(clientchar_t);
+    if (cchlen != 0 && cchlen != lengthof(pathName) - 1) {
         /* We can accept either unix or PC style AFS pathnames.  Convert
          * Unix-style to PC style here for internal use. 
          */
         p = pathName;
-        if (strncmp(p, cm_mountRoot, strlen(cm_mountRoot)) == 0)
-            p += strlen(cm_mountRoot);  /* skip mount path */
+        cchlen = lengthof(pathName);
+
+        /* within this code block, we maintain, cchlen = writeable
+           buffer length of p */
+
+        if (cm_ClientStrCmpN(p, cm_mountRootC, cm_mountRootCLen) == 0) {
+            p += cm_mountRootCLen;  /* skip mount path */
+            cchlen -= (p - pathName);
+        }
+
         q = p;
         while (*q) {
-            if (*q == '/') *q = '\\';    /* change to \ */
+            if (*q == _C('/')) *q = _C('\\');    /* change to \ */
             q++;
         }
 
         while (1)
         {
+            clientchar_t temp[1024];
+
             if (var = smb_stristr(p, VNUserName)) {
                 if (uidp && uidp->unp)
-                    smb_subst(p, var, sizeof(VNUserName),uidp->unp->name);
+                    smb_subst(p, cchlen, var, lengthof(VNUserName),uidp->unp->name);
                 else
-                    smb_subst(p, var, sizeof(VNUserName)," ");
+                    smb_subst(p, cchlen, var, lengthof(VNUserName), _C(" "));
             }
             else if (var = smb_stristr(p, VNLCUserName)) 
             {
                 if (uidp && uidp->unp)
-                    strcpy(temp, uidp->unp->name);
+                    cm_ClientStrCpy(temp, lengthof(temp), uidp->unp->name);
                 else 
-                    strcpy(temp, " ");
-                _strlwr(temp);
-                smb_subst(p, var, sizeof(VNLCUserName), temp);
+                    cm_ClientStrCpy(temp, lengthof(temp), _C(" "));
+                cm_ClientStrLwr(temp);
+                smb_subst(p, cchlen, var, lengthof(VNLCUserName), temp);
             }
             else if (var = smb_stristr(p, VNComputerName)) 
             {
-                sizeTemp = sizeof(temp);
-                GetComputerName((LPTSTR)temp, &sizeTemp);
-                smb_subst(p, var, sizeof(VNComputerName), temp);
+                sizeTemp = lengthof(temp);
+                GetComputerNameW(temp, &sizeTemp);
+                smb_subst(p, cchlen, var, lengthof(VNComputerName), temp);
             }
             else if (var = smb_stristr(p, VNLCComputerName)) 
             {
-                sizeTemp = sizeof(temp);
+                sizeTemp = lengthof(temp);
                 GetComputerName((LPTSTR)temp, &sizeTemp);
-                _strlwr(temp);
-                smb_subst(p, var, sizeof(VNLCComputerName), temp);
+                cm_ClientStrLwr(temp);
+                smb_subst(p, cchlen, var, lengthof(VNLCComputerName), temp);
             }
             else     
                 break;
         }
-        *pathNamep = strdup(p);
+        *pathNamep = cm_ClientStrDup(p);
         return 1;
     } 
     else
@@ -1748,7 +1786,8 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
         cm_req_t req;
         smb_findShare_rock_t vrock;
         osi_hyper_t thyper;
-        char * p = shareName; 
+        fschar_t ftemp[1024];
+        clientchar_t * p = shareName; 
         int rw = 0;
 
         /*  attempt to locate a partial match in root.afs.  This is because
@@ -1758,18 +1797,21 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
         thyper.HighPart = 0;
         thyper.LowPart = 0;
 
-        vrock.shareName = shareName;
+        vrock.shareName = cm_ClientStringToNormStringAlloc(shareName, -1, NULL);
         vrock.match = NULL;
         vrock.matchType = 0;
 
         cm_HoldSCache(cm_data.rootSCachep);
         code = cm_ApplyDir(cm_data.rootSCachep, smb_FindShareProc, &vrock, &thyper,
-            (uidp? (uidp->unp ? uidp->unp->userp : NULL) : NULL), &req, NULL);
+                           (uidp? (uidp->unp ? uidp->unp->userp : NULL) : NULL), &req, NULL);
         cm_ReleaseSCache(cm_data.rootSCachep);
 
+        free(vrock.shareName);
+        vrock.shareName = NULL;
+
         if (vrock.matchType) {
-            sprintf(pathName,"/%s/",vrock.match);
-            *pathNamep = strdup(strlwr(pathName));
+            cm_ClientStrPrintfN(pathName, lengthof(pathName), _C("/%s/"), vrock.match);
+            *pathNamep = cm_ClientStrDup(cm_ClientStrLwr(pathName));
             free(vrock.match);
             return 1;
         }
@@ -1781,17 +1823,25 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
             rw = 1;
         }
         /* Get the full name for this cell */
-        code = cm_SearchCellFile(p, temp, 0, 0);
+        cellname = cm_ClientStringToFsStringAlloc(p, cm_ClientStrLen(p), NULL);
+        code = cm_SearchCellFile(cellname, ftemp, 0, 0);
 #ifdef AFS_AFSDB_ENV
         if (code && cm_dnsEnabled) {
             int ttl;
-            code = cm_SearchCellByDNS(p, temp, &ttl, 0, 0);
+            code = cm_SearchCellByDNS(cellname, ftemp, &ttl, 0, 0);
         }
 #endif
+        if (cellname)
+            free(cellname);
+
         /* construct the path */
-        if (code == 0) {     
-            sprintf(pathName,rw ? "/.%s/" : "/%s/",temp);
-            *pathNamep = strdup(strlwr(pathName));
+        if (code == 0) {
+            clientchar_t temp[1024];
+
+            cm_FsStringToClientString(ftemp, cm_FsStrLen(ftemp), temp, 1024);
+            cm_ClientStrPrintfN(pathName, lengthof(pathName),
+                                rw ? _C("/.%S/") : _C("/%S/"), temp);
+            *pathNamep = cm_ClientStrDup(cm_ClientStrLwr(pathName));
             return 1;
         }
     }
@@ -1806,10 +1856,10 @@ int smb_FindShare(smb_vc_t *vcp, smb_user_t *uidp, char *shareName,
 #define CSC_POLICY_PROGRAMS 2
 #define CSC_POLICY_DISABLE 3
 
-int smb_FindShareCSCPolicy(char *shareName)
+int smb_FindShareCSCPolicy(clientchar_t *shareName)
 {
     DWORD len;
-    char policy[1024];
+    clientchar_t policy[1024];
     DWORD dwType;
     HKEY hkCSCPolicy;
     int  retval = CSC_POLICY_MANUAL;
@@ -1825,19 +1875,19 @@ int smb_FindShareCSCPolicy(char *shareName)
                     NULL );
 
     len = sizeof(policy);
-    if ( RegQueryValueEx( hkCSCPolicy, shareName, 0, &dwType, policy, &len ) ||
+    if ( RegQueryValueExW( hkCSCPolicy, shareName, 0, &dwType, (LPBYTE) policy, &len ) ||
          len == 0) {
-        retval = stricmp("all",shareName) ? CSC_POLICY_MANUAL : CSC_POLICY_DISABLE;
+        retval = cm_ClientStrCmpIA(_C("all"),shareName) ? CSC_POLICY_MANUAL : CSC_POLICY_DISABLE;
     }
-    else if (stricmp(policy, "documents") == 0)
+    else if (cm_ClientStrCmpIA(policy, _C("documents")) == 0)
     {
         retval = CSC_POLICY_DOCUMENTS;
     }
-    else if (stricmp(policy, "programs") == 0)
+    else if (cm_ClientStrCmpIA(policy, _C("programs")) == 0)
     {
         retval = CSC_POLICY_PROGRAMS;
     }
-    else if (stricmp(policy, "disable") == 0)
+    else if (cm_ClientStrCmpIA(policy, _C("disable")) == 0)
     {
         retval = CSC_POLICY_DISABLE;
     }
@@ -1888,13 +1938,13 @@ void smb_DeleteDirSearch(smb_dirSearch_t *dsp)
              dsp->cookie, dsp, dsp->scp);
     dsp->flags |= SMB_DIRSEARCH_DELETE;
     if (dsp->scp != NULL) {
-        lock_ObtainMutex(&dsp->scp->mx);
+        lock_ObtainWrite(&dsp->scp->rw);
         if (dsp->flags & SMB_DIRSEARCH_BULKST) {
             dsp->flags &= ~SMB_DIRSEARCH_BULKST;
             dsp->scp->flags &= ~CM_SCACHEFLAG_BULKSTATTING;
             dsp->scp->bulkStatProgress = hzero;
         }      
-        lock_ReleaseMutex(&dsp->scp->mx);
+        lock_ReleaseWrite(&dsp->scp->rw);
     }  
     lock_ReleaseMutex(&dsp->mx);
     lock_ReleaseWrite(&smb_globalLock);
@@ -2067,7 +2117,7 @@ static smb_packet_t *GetPacket(void)
         smb_packetFreeListp = tbp->nextp;
     lock_ReleaseWrite(&smb_globalLock);
     if (!tbp) {
-        tbp = calloc(65540,1);
+        tbp = calloc(sizeof(*tbp),1);
         tbp->magic = SMB_PACKETMAGIC;
         tbp->ncbp = NULL;
         tbp->vcp = NULL;
@@ -2080,7 +2130,7 @@ static smb_packet_t *GetPacket(void)
         tbp->ncb_length = 0;
         tbp->flags = 0;
         tbp->spacep = NULL;
-        
+        tbp->stringsp = NULL;
     }
     osi_assertx(tbp->magic == SMB_PACKETMAGIC, "invalid smb_packet_t magic");
 
@@ -2093,6 +2143,7 @@ smb_packet_t *smb_CopyPacket(smb_packet_t *pkt)
     tbp = GetPacket();
     memcpy(tbp, pkt, sizeof(smb_packet_t));
     tbp->wctp = tbp->data + (unsigned int)(pkt->wctp - pkt->data);
+    tbp->stringsp = NULL;
     if (tbp->vcp)
        smb_HoldVC(tbp->vcp);
     return tbp;
@@ -2120,6 +2171,18 @@ static NCB *GetNCB(void)
     return ncbp;
 }
 
+static void FreeSMBStrings(smb_packet_t * pkt)
+{
+    cm_space_t * s;
+    cm_space_t * ns;
+
+    for (s = pkt->stringsp; s; s = ns) {
+        ns = s->nextp;
+        cm_FreeSpace(s);
+    }
+    pkt->stringsp = NULL;
+}
+
 void smb_FreePacket(smb_packet_t *tbp)
 {
     smb_vc_t * vcp = NULL;
@@ -2140,6 +2203,7 @@ void smb_FreePacket(smb_packet_t *tbp)
     tbp->oddByte = 0;
     tbp->ncb_length = 0;
     tbp->flags = 0;
+    FreeSMBStrings(tbp);
     lock_ReleaseWrite(&smb_globalLock);
 
     if (vcp)
@@ -2290,7 +2354,7 @@ unsigned int smb_GetSMBOffsetParm(smb_packet_t *smbp, int parm, int offset)
 
 void smb_SetSMBParm(smb_packet_t *smbp, int slot, unsigned int parmValue)
 {
-    char *parmDatap;
+    unsigned char *parmDatap;
 
     /* make sure we have enough slots */
     if (*smbp->wctp <= slot) 
@@ -2303,7 +2367,7 @@ void smb_SetSMBParm(smb_packet_t *smbp, int slot, unsigned int parmValue)
 
 void smb_SetSMBParmLong(smb_packet_t *smbp, int slot, unsigned int parmValue)
 {
-    char *parmDatap;
+    unsigned char *parmDatap;
 
     /* make sure we have enough slots */
     if (*smbp->wctp <= slot) 
@@ -2318,7 +2382,7 @@ void smb_SetSMBParmLong(smb_packet_t *smbp, int slot, unsigned int parmValue)
 
 void smb_SetSMBParmDouble(smb_packet_t *smbp, int slot, char *parmValuep)
 {
-    char *parmDatap;
+    unsigned char *parmDatap;
     int i;
 
     /* make sure we have enough slots */
@@ -2332,7 +2396,7 @@ void smb_SetSMBParmDouble(smb_packet_t *smbp, int slot, char *parmValuep)
 
 void smb_SetSMBParmByte(smb_packet_t *smbp, int slot, unsigned int parmValue)
 {
-    char *parmDatap;
+    unsigned char *parmDatap;
 
     /* make sure we have enough slots */
     if (*smbp->wctp <= slot) {
@@ -2347,11 +2411,14 @@ void smb_SetSMBParmByte(smb_packet_t *smbp, int slot, unsigned int parmValue)
     *parmDatap++ = parmValue & 0xff;
 }
 
-void smb_StripLastComponent(char *outPathp, char **lastComponentp, char *inPathp)
+
+
+void smb_StripLastComponent(clientchar_t *outPathp, clientchar_t **lastComponentp,
+                            clientchar_t *inPathp)
 {
-    char *lastSlashp;
+    clientchar_t *lastSlashp;
         
-    lastSlashp = strrchr(inPathp, '\\');
+    lastSlashp = cm_ClientStrRChr(inPathp, '\\');
     if (lastComponentp)
         *lastComponentp = lastSlashp;
     if (lastSlashp) {
@@ -2367,14 +2434,255 @@ void smb_StripLastComponent(char *outPathp, char **lastComponentp, char *inPathp
     }
 }
 
-unsigned char *smb_ParseASCIIBlock(unsigned char *inp, char **chainpp)
+clientchar_t *smb_ParseASCIIBlock(smb_packet_t * pktp, unsigned char *inp,
+                                  char **chainpp, int flags)
 {
+    size_t cb;
+
     if (*inp++ != 0x4) 
         return NULL;
-    if (chainpp) {
-        *chainpp = inp + strlen(inp) + 1;      /* skip over null-terminated string */
+
+#ifdef SMB_UNICODE
+    if (!WANTS_UNICODE(pktp))
+        flags |= SMB_STRF_FORCEASCII;
+#endif
+
+    cb = sizeof(pktp->data) - (inp - pktp->data);
+    if (inp < pktp->data || inp >= pktp->data + sizeof(pktp->data)) {
+#ifdef DEBUG_UNICODE
+        DebugBreak();
+#endif
+        cb = sizeof(pktp->data);
+    }
+    return smb_ParseStringBuf(pktp->data, &pktp->stringsp, inp, &cb, chainpp, flags);
+}
+
+clientchar_t *smb_ParseString(smb_packet_t * pktp, unsigned char * inp,
+                              char ** chainpp, int flags)
+{
+    size_t cb;
+
+#ifdef SMB_UNICODE
+    if (!WANTS_UNICODE(pktp))
+        flags |= SMB_STRF_FORCEASCII;
+#endif
+
+    cb = sizeof(pktp->data) - (inp - pktp->data);
+    if (inp < pktp->data || inp >= pktp->data + sizeof(pktp->data)) {
+#ifdef DEBUG_UNICODE
+        DebugBreak();
+#endif
+        cb = sizeof(pktp->data);
+    }
+    return smb_ParseStringBuf(pktp->data, &pktp->stringsp, inp, &cb, chainpp, flags);
+}
+
+clientchar_t *smb_ParseStringCb(smb_packet_t * pktp, unsigned char * inp,
+                                size_t cb, char ** chainpp, int flags)
+{
+#ifdef SMB_UNICODE
+    if (!WANTS_UNICODE(pktp))
+        flags |= SMB_STRF_FORCEASCII;
+#endif
+
+    return smb_ParseStringBuf(pktp->data, &pktp->stringsp, inp, &cb, chainpp, flags);
+}
+
+clientchar_t *smb_ParseStringCch(smb_packet_t * pktp, unsigned char * inp,
+                                 size_t cch, char ** chainpp, int flags)
+{
+    size_t cb = cch;
+
+#ifdef SMB_UNICODE
+    if (!WANTS_UNICODE(pktp))
+        flags |= SMB_STRF_FORCEASCII;
+    else
+        cb = cch * sizeof(wchar_t);
+#endif
+
+    return smb_ParseStringBuf(pktp->data, &pktp->stringsp, inp, &cb, chainpp, flags);
+}
+
+clientchar_t *
+smb_ParseStringBuf(const char * bufbase,
+                   cm_space_t ** stringspp,
+                   unsigned char *inp, size_t *pcb_max,
+                   char **chainpp, int flags)
+{
+#ifdef SMB_UNICODE
+    if (!(flags & SMB_STRF_FORCEASCII)) {
+        size_t cch_src;
+        cm_space_t * spacep;
+        int    null_terms = 0;
+
+        if (bufbase && ((inp - bufbase) % 2) != 0) {
+            inp++;              /* unicode strings are always word aligned */
+        }
+
+        if (*pcb_max > 0) {
+            if (FAILED(StringCchLengthW((const wchar_t *) inp, *pcb_max / sizeof(wchar_t),
+                                        &cch_src))) {
+                cch_src = *pcb_max / sizeof(wchar_t);
+                *pcb_max = 0;
+                null_terms = 0;
+            } else {
+                *pcb_max -= (cch_src + 1) * sizeof(wchar_t);
+                null_terms = 1;
+            }
+        } else {
+            cch_src = 0;
+        }
+
+        spacep = cm_GetSpace();
+        spacep->nextp = *stringspp;
+        *stringspp = spacep;
+
+        if (cch_src == 0) {
+            if (chainpp) {
+                *chainpp = inp + sizeof(wchar_t);
+            }
+
+            *(spacep->wdata) = 0;
+            return spacep->wdata;
+        }
+
+        StringCchCopyNW(spacep->wdata,
+                        lengthof(spacep->wdata),
+                        (const clientchar_t *) inp, cch_src);
+
+        if (chainpp)
+            *chainpp = inp + (cch_src + null_terms)*sizeof(wchar_t);
+
+        return spacep->wdata;
+
+    } else {
+#endif
+        cm_space_t * spacep;
+        int cchdest;
+
+        /* Not using Unicode */
+        if (chainpp) {
+            *chainpp = inp + strlen(inp) + 1;
+        }
+
+        spacep = cm_GetSpace();
+        spacep->nextp = *stringspp;
+        *stringspp = spacep;
+
+        cchdest = lengthof(spacep->wdata);
+        cm_Utf8ToUtf16(inp, *pcb_max, spacep->wdata, cchdest);
+
+        return spacep->wdata;
+#ifdef SMB_UNICODE
+    }
+#endif
+}
+
+unsigned char * smb_UnparseString(smb_packet_t * pktp, unsigned char * outp,
+                            clientchar_t * str,
+                            size_t * plen, int flags)
+{
+    size_t buffersize;
+    int align = 0;
+
+    if (outp == NULL) {
+        /* we are only calculating the required size */
+
+        if (plen == NULL)
+            return NULL;
+
+#ifdef SMB_UNICODE
+
+        if (WANTS_UNICODE(pktp) && !(flags & SMB_STRF_FORCEASCII)) {
+
+            StringCbLengthW(str, SMB_STRINGBUFSIZE * sizeof(wchar_t), plen);
+            if (!(flags & SMB_STRF_IGNORENULL))
+                *plen += sizeof(wchar_t);
+
+            return (unsigned char *) 1; /* return TRUE if we are using unicode */
+        }
+        else
+#endif
+        {
+            /* Storing ANSI */
+
+            int cch_str;
+            int cch_dest;
+
+            cch_str = cm_ClientStrLen(str);
+            cch_dest = cm_ClientStringToUtf8(str, cch_str, NULL, 0);
+
+            if (plen)
+                *plen = ((flags & SMB_STRF_IGNORENULL)? cch_dest: cch_dest+1);
+
+            return NULL;
+        }
+
+        /* Not reached. */
+    }
+
+    /* if outp != NULL ... */
+
+    /* Number of bytes left in the buffer.
+
+       If outp lies inside the packet data buffer, we assume that the
+       buffer is the packet data buffer.  Otherwise we assume that the
+       buffer is sizeof(packet->data).
+
+    */
+    if (outp >= pktp->data && outp < pktp->data + sizeof(pktp->data)) {
+        align = ((outp - pktp->data) % 2);
+        buffersize = (pktp->data + sizeof(pktp->data)) - ((char *) outp);
+    } else {
+        align = (((size_t) outp) % 2);
+        buffersize = sizeof(pktp->data);
+    }
+
+#ifdef SMB_UNICODE
+
+    if (WANTS_UNICODE(pktp) && !(flags & SMB_STRF_FORCEASCII)) {
+        int nchars;
+
+        if (align)
+            *outp++ = '\0';
+
+        if (*str == _C('\0')) {
+
+            if (buffersize < sizeof(wchar_t))
+                return NULL;
+
+            *((wchar_t *) outp) = L'\0';
+            if (plen && !(flags & SMB_STRF_IGNORENULL))
+                *plen += sizeof(wchar_t);
+            return outp + sizeof(wchar_t);
+        }
+
+        nchars = cm_ClientStringToUtf16(str, -1, (wchar_t *) outp, buffersize / sizeof(wchar_t));
+        if (nchars == 0) {
+            osi_Log2(smb_logp, "UnparseString: Can't convert string to Unicode [%S], GLE=%d",
+                     osi_LogSaveClientString(smb_logp, str),
+                     GetLastError());
+            return NULL;
+        }
+
+        if (plen)
+            *plen += sizeof(wchar_t) * ((flags & SMB_STRF_IGNORENULL)? nchars - 1: nchars);
+
+        return outp + sizeof(wchar_t) * nchars;
+    }
+    else
+#endif
+    {
+        /* Storing ANSI */
+        size_t cch_dest;
+
+        cch_dest = cm_ClientStringToUtf8(str, -1, outp, buffersize);
+
+        if (plen)
+            *plen += ((flags & SMB_STRF_IGNORENULL)? cch_dest - 1: cch_dest);
+
+        return outp + cch_dest;
     }
-    return inp;
 }
 
 unsigned char *smb_ParseVblBlock(unsigned char *inp, char **chainpp, int *lengthp)
@@ -2396,6 +2704,23 @@ unsigned char *smb_ParseVblBlock(unsigned char *inp, char **chainpp, int *length
     return inp;
 }      
 
+unsigned char *smb_ParseDataBlock(unsigned char *inp, char **chainpp, int *lengthp)
+{
+    int tlen;
+
+    if (*inp++ != 0x1) return NULL;
+    tlen = inp[0] + (inp[1]<<8);
+    inp += 2;          /* skip length field */
+        
+    if (chainpp) {
+        *chainpp = inp + tlen;
+    }  
+
+    if (lengthp) *lengthp = tlen;
+        
+    return inp;
+}
+
 /* format a packet as a response */
 void smb_FormatResponsePacket(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *op)
 {
@@ -2429,6 +2754,10 @@ void smb_FormatResponsePacket(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *op
     outp->reb |= SMB_FLAGS_CANONICAL_PATHNAMES;
 #endif
     outp->flg2 = SMB_FLAGS2_KNOWS_LONG_NAMES;
+#ifdef SMB_UNICODE
+    if ((vcp->flags & SMB_VCFLAG_USEUNICODE) == SMB_VCFLAG_USEUNICODE)
+        outp->flg2 |= SMB_FLAGS2_UNICODE;
+#endif
 
     /* copy fields in generic packet area */
     op->wctp = &outp->wct;
@@ -2634,11 +2963,20 @@ void smb_MapNTError(long code, unsigned long *NTStatusp)
     else if (code == CM_ERROR_ALLOFFLINE || code == CM_ERROR_ALLDOWN) {
         NTStatus = 0xC00000BEL; /* Bad Network Path */
     } 
-    else if (code == RXKADUNKNOWNKEY) {
-       NTStatus = 0xC0000322L; /* Bad Kerberos key */
+    else if (code >= ERROR_TABLE_BASE_RXK && code < ERROR_TABLE_BASE_RXK + 256) {
+       NTStatus = 0xC0000322L; /* No Kerberos key */
     } 
     else if (code == CM_ERROR_BAD_LEVEL) {
        NTStatus = 0xC0000148L; /* Invalid Level */
+    } 
+    else if (code == CM_ERROR_RANGE_NOT_LOCKED) {
+       NTStatus = 0xC000007EL; /* Range Not Locked */
+    } 
+    else if (code == CM_ERROR_NOSUCHDEVICE) {
+        NTStatus = 0xC000000EL; /* No Such Device */
+    }
+    else if (code == CM_ERROR_LOCK_NOT_GRANTED) {
+        NTStatus = 0xC0000055L; /* Lock Not Granted */
     } else {
         NTStatus = 0xC0982001L;        /* SMB non-specific error */
     }
@@ -2824,6 +3162,7 @@ long smb_SendCoreBadOp(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     return CM_ERROR_BADOP;
 }
 
+/* SMB_COM_ECHO */
 long smb_ReceiveCoreEcho(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     unsigned short EchoCount, i;
@@ -2844,6 +3183,7 @@ long smb_ReceiveCoreEcho(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     return 0;
 }
 
+/* SMB_COM_READ_RAW */
 long smb_ReceiveCoreReadRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     osi_hyper_t offset;
@@ -2851,6 +3191,7 @@ long smb_ReceiveCoreReadRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
     unsigned short fd;
     unsigned pid;
     smb_fid_t *fidp;
+    smb_t *smbp = (smb_t*) inp;
     long code = 0;
     cm_user_t *userp = NULL;
     NCB *ncbp;
@@ -2901,7 +3242,7 @@ long smb_ReceiveCoreReadRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
     }
 
 
-    pid = ((smb_t *) inp)->pid;
+    pid = smbp->pid;
     {
         LARGE_INTEGER LOffset, LLength;
         cm_key_t key;
@@ -2913,9 +3254,9 @@ long smb_ReceiveCoreReadRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
         LLength.HighPart = 0;
         LLength.LowPart = count;
 
-        lock_ObtainMutex(&fidp->scp->mx);
+        lock_ObtainWrite(&fidp->scp->rw);
         code = cm_LockCheckRead(fidp->scp, LOffset, LLength, key);
-        lock_ReleaseMutex(&fidp->scp->mx);
+        lock_ReleaseWrite(&fidp->scp->rw);
     }    
     if (code) {
         goto send1a;
@@ -2945,6 +3286,7 @@ long smb_ReceiveCoreReadRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
             lock_ReleaseMutex(&smb_RawBufLock);
         }
 
+        lock_ReleaseMutex(&fidp->mx);
         smb_ReleaseFID(fidp);
         return rc;
     }
@@ -3003,6 +3345,7 @@ long smb_ReceiveCoreUnlockRecord(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t
     return 0;
 }
 
+/* SMB_COM_NEGOTIATE */
 long smb_ReceiveNegotiate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     char *namep;
@@ -3122,7 +3465,8 @@ long smb_ReceiveNegotiate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
          * and NT Find *
          * and NT SMB's *
          * and raw mode 
-         * and DFS */
+         * and DFS
+         * and Unicode */
         caps = NTNEGOTIATE_CAPABILITY_NTSTATUS |
 #ifdef DFS_SUPPORT
                NTNEGOTIATE_CAPABILITY_DFS |
@@ -3137,6 +3481,12 @@ long smb_ReceiveNegotiate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         if ( smb_authType == SMB_AUTH_EXTENDED )
             caps |= NTNEGOTIATE_CAPABILITY_EXTENDED_SECURITY;
 
+#ifdef SMB_UNICODE
+        if ( smb_UseUnicode ) {
+            caps |= NTNEGOTIATE_CAPABILITY_UNICODE;
+        }
+#endif
+
         smb_SetSMBParmLong(outp, 9, caps);
         time(&unixTime);
         smb_SearchTimeFromUnixTime(&dosTime, unixTime);
@@ -3153,7 +3503,9 @@ long smb_ReceiveNegotiate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
             datap = smb_GetSMBData(outp, NULL);
             memcpy(datap,vcp->encKey,MSV1_0_CHALLENGE_LENGTH);
             /* and the faux domain name */
-            strcpy(datap + MSV1_0_CHALLENGE_LENGTH,smb_ServerDomainName);
+            cm_ClientStringToUtf8(smb_ServerDomainName, -1,
+                                  datap + MSV1_0_CHALLENGE_LENGTH,
+                                  sizeof(outp->data)/sizeof(char) - (datap - outp->data));
         } else if ( smb_authType == SMB_AUTH_EXTENDED ) {
             void * secBlob;
             int secBlobLength;
@@ -3215,7 +3567,9 @@ long smb_ReceiveNegotiate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
             /* paste in a new encryption key */
             memcpy(datap, vcp->encKey, MSV1_0_CHALLENGE_LENGTH);
             /* and the faux domain name */
-            strcpy(datap + MSV1_0_CHALLENGE_LENGTH, smb_ServerDomainName);
+            cm_ClientStringToUtf8(smb_ServerDomainName, -1,
+                                  datap + MSV1_0_CHALLENGE_LENGTH,
+                                  sizeof(outp->data)/sizeof(char) - (datap - outp->data));
         } else {
             smb_SetSMBParm(outp, 11, 0); /* encryption key length */
             smb_SetSMBParm(outp, 12, 0); /* resvd */
@@ -3317,7 +3671,7 @@ void smb_Daemon(void *parmp)
        now = osi_Time();
        lock_ObtainWrite(&smb_rctLock);
        for ( unpp=&usernamesp; *unpp; ) {
-           int delete = 0;
+           int deleteOk = 0;
            smb_username_t *unp;
 
            lock_ObtainMutex(&(*unpp)->mx);
@@ -3327,10 +3681,10 @@ void smb_Daemon(void *parmp)
                ;
            else if (!smb_LogoffTokenTransfer ||
                     ((*unpp)->last_logoff_t + smb_LogoffTransferTimeout < now))
-               delete = 1;
+               deleteOk = 1;
            lock_ReleaseMutex(&(*unpp)->mx);
 
-           if (delete) {
+           if (deleteOk) {
                cm_user_t * userp;
 
                unp = *unpp;    
@@ -3341,11 +3695,8 @@ void smb_Daemon(void *parmp)
                free(unp->name);
                free(unp->machine);
                free(unp);
-               if (userp) {
-                   lock_ReleaseWrite(&smb_rctLock);
+               if (userp)
                    cm_ReleaseUser(userp);
-                   lock_ObtainWrite(&smb_rctLock);
-               }
            } else {
                unpp = &(*unpp)->nextp;
            }
@@ -3396,6 +3747,11 @@ void smb_WaitingLocksDaemon()
                 if (wl->state == SMB_WAITINGLOCKSTATE_DONE)
                     continue;
 
+                if (wl->state == SMB_WAITINGLOCKSTATE_CANCELLED) {
+                    code = CM_ERROR_LOCK_NOT_GRANTED;
+                    break;
+                }
+
                 osi_assertx(wl->state != SMB_WAITINGLOCKSTATE_ERROR, "!SMB_WAITINGLOCKSTATE_ERROR");
                 
                 /* wl->state is either _DONE or _WAITING.  _ERROR
@@ -3414,8 +3770,8 @@ void smb_WaitingLocksDaemon()
             if (code == CM_ERROR_WOULDBLOCK) {
 
                 /* no progress */
-                if (wlRequest->timeRemaining != 0xffffffff
-                     && (wlRequest->timeRemaining -= 1000) < 0)
+                if (wlRequest->msTimeout != 0xffffffff
+                     && ((osi_Time() - wlRequest->start_t) * 1000 > wlRequest->msTimeout))
                     goto endWait;
 
                 continue;
@@ -3435,20 +3791,21 @@ void smb_WaitingLocksDaemon()
 
                 cm_InitReq(&req);
 
-                lock_ObtainMutex(&scp->mx);
+                lock_ObtainWrite(&scp->rw);
 
                 for (wl = wlRequest->locks; wl; wl = wlNext) {
                     wlNext = (smb_waitingLock_t *) osi_QNext(&wl->q);
-                    
-                    cm_Unlock(scp, wlRequest->lockType, wl->LOffset, 
-                              wl->LLength, wl->key, NULL, &req);
+                
+                    if (wl->state == SMB_WAITINGLOCKSTATE_DONE)
+                        cm_Unlock(scp, wlRequest->lockType, wl->LOffset, 
+                                  wl->LLength, wl->key, NULL, &req);
 
                     osi_QRemove((osi_queue_t **) &wlRequest->locks, &wl->q);
 
                     free(wl);
                 }
                 
-                lock_ReleaseMutex(&scp->mx);
+                lock_ReleaseWrite(&scp->rw);
 
             } else {
 
@@ -3509,31 +3866,31 @@ long smb_ReceiveCoreGetDiskAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
     return 0;
 }
 
+/* SMB_COM_TREE_CONNECT */
 long smb_ReceiveCoreTreeConnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *rsp)
 {
     smb_tid_t *tidp;
     smb_user_t *uidp;
     unsigned short newTid;
-    char shareName[AFSPATHMAX];
-    char *sharePath;
+    clientchar_t shareName[AFSPATHMAX];
+    clientchar_t *sharePath;
     int shareFound;
-    char *tp;
-    char *pathp;
-    char *passwordp;
+    clientchar_t *tp;
+    clientchar_t *pathp;
     cm_user_t *userp;
 
     osi_Log0(smb_logp, "SMB receive tree connect");
 
     /* parse input parameters */
-    tp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
-    passwordp = smb_ParseASCIIBlock(tp, &tp);
-    tp = strrchr(pathp, '\\');
+    {
+        char *tbp;
+        tbp = smb_GetSMBData(inp, NULL);
+        pathp = smb_ParseASCIIBlock(inp, tbp, &tbp, SMB_STRF_ANSIPATH);
+    }
+    tp = cm_ClientStrRChr(pathp, '\\');
     if (!tp)
         return CM_ERROR_BADSMB;
-    strcpy(shareName, tp+1);
+    cm_ClientStrCpy(shareName, lengthof(shareName), tp+1);
 
     lock_ObtainMutex(&vcp->mx);
     newTid = vcp->tidCounter++;
@@ -3546,14 +3903,14 @@ long smb_ReceiveCoreTreeConnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *
     if (uidp)
         smb_ReleaseUID(uidp);
     if (!shareFound) {
-        smb_ReleaseTID(tidp);
+        smb_ReleaseTID(tidp, FALSE);
         return CM_ERROR_BADSHARENAME;
     }
     lock_ObtainMutex(&tidp->mx);
     tidp->userp = userp;
     tidp->pathname = sharePath;
     lock_ReleaseMutex(&tidp->mx);
-    smb_ReleaseTID(tidp);
+    smb_ReleaseTID(tidp, FALSE);
 
     smb_SetSMBParm(rsp, 0, SMB_PACKETSIZE);
     smb_SetSMBParm(rsp, 1, newTid);
@@ -3563,32 +3920,15 @@ long smb_ReceiveCoreTreeConnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *
     return 0;
 }
 
-unsigned char *smb_ParseDataBlock(unsigned char *inp, char **chainpp, int *lengthp)
-{
-    int tlen;
-
-    if (*inp++ != 0x1) return NULL;
-    tlen = inp[0] + (inp[1]<<8);
-    inp += 2;          /* skip length field */
-        
-    if (chainpp) {
-        *chainpp = inp + tlen;
-    }  
-
-    if (lengthp) *lengthp = tlen;
-        
-    return inp;
-}
-
 /* set maskp to the mask part of the incoming path.
  * Mask is 11 bytes long (8.3 with the dot elided).
  * Returns true if succeeds with a valid name, otherwise it does
  * its best, but returns false.
  */
-int smb_Get8Dot3MaskFromPath(unsigned char *maskp, unsigned char *pathp)
+int smb_Get8Dot3MaskFromPath(clientchar_t *maskp, clientchar_t *pathp)
 {
-    char *tp;
-    char *up;
+    clientchar_t *tp;
+    clientchar_t *up;
     int i;
     int tc;
     int valid8Dot3;
@@ -3601,7 +3941,7 @@ int smb_Get8Dot3MaskFromPath(unsigned char *maskp, unsigned char *pathp)
     maskp[11] = '\0';
 
     /* find last backslash, or use whole thing if there is none */
-    tp = strrchr(pathp, '\\');
+    tp = cm_ClientStrRChr(pathp, '\\');
     if (!tp) 
         tp = pathp;
     else 
@@ -3646,17 +3986,17 @@ int smb_Get8Dot3MaskFromPath(unsigned char *maskp, unsigned char *pathp)
     /* unreachable */
 }
 
-int smb_Match8Dot3Mask(char *unixNamep, char *maskp)
+int smb_Match8Dot3Mask(clientchar_t *unixNamep, clientchar_t *maskp)
 {
-    char umask[11];
+    clientchar_t umask[11];
     int valid;
     int i;
-    char tc1;
-    char tc2;
-    char *tp1;
-    char *tp2;
+    clientchar_t tc1;
+    clientchar_t tc2;
+    clientchar_t *tp1;
+    clientchar_t *tp2;
 
-    /* XXX redo this, calling smb_V3MatchMask with a converted mask */
+    /* XXX redo this, calling cm_MatchMask with a converted mask */
 
     valid = smb_Get8Dot3MaskFromPath(umask, unixNamep);
     if (!valid) 
@@ -3668,10 +4008,10 @@ int smb_Match8Dot3Mask(char *unixNamep, char *maskp)
     tp1 = umask;       /* real name, in mask format */
     tp2 = maskp;       /* mask, in mask format */
     for(i=0; i<11; i++) {
-        tc1 = *tp1++;  /* char from real name */
-        tc2 = *tp2++;  /* char from mask */
-        tc1 = (char) cm_foldUpper[(unsigned char)tc1];
-        tc2 = (char) cm_foldUpper[(unsigned char)tc2];
+        tc1 = *tp1++;  /* clientchar_t from real name */
+        tc2 = *tp2++;  /* clientchar_t from mask */
+        tc1 = (clientchar_t) cm_foldUpper[(clientchar_t)tc1];
+        tc2 = (clientchar_t) cm_foldUpper[(clientchar_t)tc2];
         if (tc1 == tc2) 
             continue;
         if (tc2 == '?' && tc1 != ' ') 
@@ -3685,11 +4025,11 @@ int smb_Match8Dot3Mask(char *unixNamep, char *maskp)
     return 1;
 }
 
-char *smb_FindMask(char *pathp)
+clientchar_t *smb_FindMask(clientchar_t *pathp)
 {
-    char *tp;
+    clientchar_t *tp;
         
-    tp = strrchr(pathp, '\\'); /* find last slash */
+    tp = cm_ClientStrRChr(pathp, '\\');        /* find last slash */
 
     if (tp) 
         return tp+1;   /* skip the slash */
@@ -3697,11 +4037,15 @@ char *smb_FindMask(char *pathp)
         return pathp;  /* no slash, return the entire path */
 }       
 
+/* SMB_COM_SEARCH for a volume label
+
+   (This is called from smb_ReceiveCoreSearchDir() and not an actual
+   dispatch function.) */
 long smb_ReceiveCoreSearchVolume(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
-    unsigned char *pathp;
+    clientchar_t *pathp;
     unsigned char *tp;
-    unsigned char mask[12];
+    clientchar_t mask[12];
     unsigned char *statBlockp;
     unsigned char initStatBlock[21];
     int statLen;
@@ -3710,11 +4054,10 @@ long smb_ReceiveCoreSearchVolume(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t
 
     /* pull pathname and stat block out of request */
     tp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(tp, (char **) &tp);
+    pathp = smb_ParseASCIIBlock(inp, tp, &tp,
+                                SMB_STRF_ANSIPATH|SMB_STRF_FORCEASCII);
     osi_assertx(pathp != NULL, "null path");
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
-    statBlockp = smb_ParseVblBlock(tp, (char **) &tp, &statLen);
+    statBlockp = smb_ParseVblBlock(tp, &tp, &statLen);
     osi_assertx(statBlockp != NULL, "null statBlock");
     if (statLen == 0) {
         statBlockp = initStatBlock;
@@ -3756,6 +4099,9 @@ long smb_ReceiveCoreSearchVolume(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t
     *tp++ = 0;
     *tp++ = 0;
 
+    /* The filename is a UCHAR buffer that is ASCII even if Unicode
+       was negotiated. */
+
     /* finally, null-terminated 8.3 pathname, which we set to AFS */
     memset(tp, ' ', 13);
     strcpy(tp, "AFS");
@@ -3769,7 +4115,7 @@ long smb_ReceiveCoreSearchVolume(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t
 
 static long 
 smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
-                        char * tidPathp, char * relPathp,
+                        clientchar_t * tidPathp, clientchar_t * relPathp,
                         cm_user_t *userp, cm_req_t *reqp)
 {
     long code = 0;
@@ -3780,14 +4126,15 @@ smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
     char attr;
     smb_dirListPatch_t *patchp;
     smb_dirListPatch_t *npatchp;
-    char path[AFSPATHMAX];
+    clientchar_t path[AFSPATHMAX];
 
     for (patchp = *dirPatchespp; patchp; patchp =
          (smb_dirListPatch_t *) osi_QNext(&patchp->q)) {
 
         dptr = patchp->dptr;
 
-        snprintf(path, AFSPATHMAX, "%s\\%s", relPathp ? relPathp : "", patchp->dep->name);
+        cm_ClientStrPrintfN(path, AFSPATHMAX, _C("%s\\%s"),
+                            relPathp ? relPathp : _C(""), patchp->dep->name);
         reqp->relPathp = path;
         reqp->tidPathp = tidPathp;
 
@@ -3799,11 +4146,11 @@ smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
                 *dptr++ = SMB_ATTR_HIDDEN;
             continue;
         }
-        lock_ObtainMutex(&scp->mx);
+        lock_ObtainWrite(&scp->rw);
         code = cm_SyncOp(scp, NULL, userp, reqp, 0,
                           CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
         if (code) {    
-            lock_ReleaseMutex(&scp->mx);
+            lock_ReleaseWrite(&scp->rw);
             cm_ReleaseSCache(scp);
             if (patchp->flags & SMB_DIRLISTPATCH_DOTFILE)
                 *dptr++ = SMB_ATTR_HIDDEN;
@@ -3812,6 +4159,7 @@ smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
 
        cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
 
+        lock_ConvertWToR(&scp->rw);
         attr = smb_Attributes(scp);
         /* check hidden attribute (the flag is only ON when dot file hiding is on ) */
         if (patchp->flags & SMB_DIRLISTPATCH_DOTFILE)
@@ -3834,7 +4182,7 @@ smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
         /* copy out file length */
         *((u_long *)dptr) = scp->length.LowPart;
         dptr += 4;
-        lock_ReleaseMutex(&scp->mx);
+        lock_ReleaseRead(&scp->rw);
         cm_ReleaseSCache(scp);
     }
         
@@ -3850,13 +4198,14 @@ smb_ApplyDirListPatches(smb_dirListPatch_t **dirPatchespp,
     return code;
 }
 
+/* SMB_COM_SEARCH */
 long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     int attribute;
     long nextCookie;
-    char *tp;
+    unsigned char *tp;
     long code = 0;
-    char *pathp;
+    clientchar_t *pathp;
     cm_dirEntry_t *dep = 0;
     int maxCount;
     smb_dirListPatch_t *dirListPatchesp;
@@ -3877,10 +4226,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     cm_pageHeader_t *pageHeaderp;
     cm_user_t *userp = NULL;
     int slotInPage;
-    char shortName[13];
-    char *actualName;
-    char *shortNameEnd;
-    char mask[12];
+    clientchar_t mask[12];
     int returnedNames;
     long nextEntryCookie;
     int numDirChunks;          /* # of 32 byte dir chunks in this entry */
@@ -3891,7 +4237,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     int starPattern;
     int rootPath = 0;
     int caseFold;
-    char *tidPathp = 0;
+    clientchar_t *tidPathp = 0;
     cm_req_t req;
     cm_fid_t fid;
     int fileType;
@@ -3905,9 +4251,8 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     caseFold = CM_FLAG_CASEFOLD;
 
     tp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
+    pathp = smb_ParseASCIIBlock(inp, tp, &tp,
+                                SMB_STRF_ANSIPATH|SMB_STRF_FORCEASCII);
     inCookiep = smb_ParseVblBlock(tp, &tp, &dataLength);
 
     /* bail out if request looks bad */
@@ -3930,8 +4275,8 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         if (attribute & 0x8)
             return smb_ReceiveCoreSearchVolume(vcp, inp, outp);
 
-        osi_Log2(smb_logp, "SMB receive search dir count %d [%s]",
-                  maxCount, osi_LogSaveString(smb_logp, pathp));
+        osi_Log2(smb_logp, "SMB receive search dir count %d [%S]",
+                 maxCount, osi_LogSaveClientString(smb_logp, pathp));
 
         if (*pathp == 0) {     /* null pathp, treat as root dir */
             if (!(attribute & SMB_ATTR_DIRECTORY))     /* exclude dirs */
@@ -3956,8 +4301,8 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         dsp = smb_FindDirSearch(inCookiep[12]);
         if (!dsp) {
             /* can't find dir search status; fatal error */
-            osi_Log3(smb_logp, "SMB receive search dir bad cookie: cookie %d nextCookie %u [%s]",
-                     inCookiep[12], nextCookie, osi_LogSaveString(smb_logp, pathp));
+            osi_Log3(smb_logp, "SMB receive search dir bad cookie: cookie %d nextCookie %u [%S]",
+                     inCookiep[12], nextCookie, osi_LogSaveClientString(smb_logp, pathp));
             return CM_ERROR_BADFD;
         }
         attribute = dsp->attribute;
@@ -3990,7 +4335,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         code = 0;
     } else {
         spacep = inp->spacep;
-        smb_StripLastComponent(spacep->data, NULL, pathp);
+        smb_StripLastComponent(spacep->wdata, NULL, pathp);
         code = smb_LookupTIDPath(vcp, ((smb_t *)inp)->tid, &tidPathp);
         if (code) {
             lock_ReleaseMutex(&dsp->mx);
@@ -3999,15 +4344,17 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
             smb_ReleaseDirSearch(dsp);
             return CM_ERROR_NOFILES;
         }
-        strcpy(dsp->tidPath, tidPathp ? tidPathp : "/");
-        strcpy(dsp->relPath, spacep->data);
+        cm_ClientStrCpy(dsp->tidPath, lengthof(dsp->tidPath), tidPathp ? tidPathp : _C("/"));
+        cm_ClientStrCpy(dsp->relPath, lengthof(dsp->relPath), spacep->wdata);
 
-        code = cm_NameI(cm_data.rootSCachep, spacep->data,
+        code = cm_NameI(cm_data.rootSCachep, spacep->wdata,
                         caseFold | CM_FLAG_FOLLOW, userp, tidPathp, &req, &scp);
         if (code == 0) {
 #ifdef DFS_SUPPORT
             if (scp->fileType == CM_SCACHETYPE_DFSLINK) {
-                int pnc = cm_VolStatus_Notify_DFS_Mapping(scp, tidPathp, spacep->data);
+                int pnc;
+
+                pnc  = cm_VolStatus_Notify_DFS_Mapping(scp, tidPathp, spacep->wdata);
                 cm_ReleaseSCache(scp);
                 lock_ReleaseMutex(&dsp->mx);
                 cm_ReleaseUser(userp);
@@ -4029,14 +4376,14 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
              * now.
              */
             cm_HoldSCache(scp);
-            lock_ObtainMutex(&scp->mx);
+            lock_ObtainWrite(&scp->rw);
             if ((scp->flags & CM_SCACHEFLAG_BULKSTATTING) == 0
                  && LargeIntegerGreaterOrEqualToZero(scp->bulkStatProgress)) {
                 scp->flags |= CM_SCACHEFLAG_BULKSTATTING;
                 dsp->flags |= SMB_DIRSEARCH_BULKST;
                dsp->scp->bulkStatProgress = hzero;
             }
-            lock_ReleaseMutex(&scp->mx);
+            lock_ReleaseWrite(&scp->rw);
         }
     }
     lock_ReleaseMutex(&dsp->mx);
@@ -4054,11 +4401,11 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     smb_SetSMBParm(outp, 0, 0);
 
     /* get the directory size */
-    lock_ObtainMutex(&scp->mx);
+    lock_ObtainWrite(&scp->rw);
     code = cm_SyncOp(scp, NULL, userp, &req, 0,
                      CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
     if (code) {
-        lock_ReleaseMutex(&scp->mx);
+        lock_ReleaseWrite(&scp->rw);
         cm_ReleaseSCache(scp);
         cm_ReleaseUser(userp);
         smb_DeleteDirSearch(dsp);
@@ -4080,6 +4427,10 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     code = 0;
     returnedNames = 0;
     while (1) {
+        clientchar_t *actualName;
+        clientchar_t shortName[13];
+        clientchar_t *shortNameEnd;
+
         /* make sure that curOffset.LowPart doesn't point to the first
          * 32 bytes in the 2nd through last dir page, and that it doesn't
          * point at the first 13 32-byte chunks in the first dir page,
@@ -4127,10 +4478,8 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
                 buf_Release(bufferp);
                 bufferp = NULL;
             }  
-            lock_ReleaseMutex(&scp->mx);
-            lock_ObtainRead(&scp->bufCreateLock);
+            lock_ReleaseWrite(&scp->rw);
             code = buf_Get(scp, &thyper, &bufferp);
-            lock_ReleaseRead(&scp->bufCreateLock);
             lock_ObtainMutex(&dsp->mx);
 
             /* now, if we're doing a star match, do bulk fetching of all of 
@@ -4138,7 +4487,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
              */
             if (starPattern) {
                 smb_ApplyDirListPatches(&dirListPatchesp, dsp->tidPath, dsp->relPath, userp, &req);
-                lock_ObtainMutex(&scp->mx);
+                lock_ObtainWrite(&scp->rw);
                 if ((dsp->flags & SMB_DIRSEARCH_BULKST) &&
                      LargeIntegerGreaterThanOrEqualTo(thyper, 
                                                       scp->bulkStatProgress)) {
@@ -4153,7 +4502,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
                         code = cm_TryBulkStat(scp, &thyper, userp, &req);
                 }
             } else {
-                lock_ObtainMutex(&scp->mx);
+                lock_ObtainWrite(&scp->rw);
             }
             lock_ReleaseMutex(&dsp->mx);
             if (code) {
@@ -4236,15 +4585,16 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         nextEntryCookie = curOffset.LowPart + (CM_DIR_CHUNKSIZE * numDirChunks);
 
         /* Compute 8.3 name if necessary */
-        actualName = dep->name;
+        actualName = cm_FsStringToClientStringAlloc(dep->name, -1, NULL);
         if (dep->fid.vnode != 0 && !cm_Is8Dot3(actualName)) {
-            cm_Gen8Dot3Name(dep, shortName, &shortNameEnd);
+            free(actualName);
+            cm_Gen8Dot3NameInt(dep->name, &dep->fid, shortName, &shortNameEnd);
             actualName = shortName;
         }
 
-        osi_Log3(smb_logp, "SMB search dir vn %d name %s (%s)",
-                  dep->fid.vnode, osi_LogSaveString(smb_logp, dep->name),
-                  osi_LogSaveString(smb_logp, actualName));
+        osi_Log3(smb_logp, "SMB search dir vn %d name %s (%S)",
+                 dep->fid.vnode, osi_LogSaveString(smb_logp, dep->name),
+                 osi_LogSaveClientString(smb_logp, actualName));
 
         if (dep->fid.vnode != 0 && smb_Match8Dot3Mask(actualName, mask)) {
             /* this is one of the entries to use: it is not deleted
@@ -4263,10 +4613,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
             if (!(dsp->attribute & SMB_ATTR_DIRECTORY))  /* no directories */
             {
                 /* We have already done the cm_TryBulkStat above */
-                fid.cell = scp->fid.cell;
-                fid.volume = scp->fid.volume;
-                fid.vnode = ntohl(dep->fid.vnode);
-                fid.unique = ntohl(dep->fid.unique);
+                cm_SetFid(&fid, scp->fid.cell, scp->fid.volume, ntohl(dep->fid.vnode), ntohl(dep->fid.unique));
                 fileType = cm_FindFileType(&fid);
                 osi_Log2(smb_logp, "smb_ReceiveCoreSearchDir: file %s "
                          "has filetype %d", osi_LogSaveString(smb_logp, dep->name),
@@ -4281,11 +4628,11 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
 
             *op++ = resByte;
             memcpy(op, mask, 11); op += 11;
-            *op++ = (char) dsp->cookie;        /* they say it must be non-zero */
-            *op++ = (char)(nextEntryCookie & 0xff);
-            *op++ = (char)((nextEntryCookie>>8) & 0xff);
-            *op++ = (char)((nextEntryCookie>>16) & 0xff);
-            *op++ = (char)((nextEntryCookie>>24) & 0xff);
+            *op++ = (unsigned char) dsp->cookie;       /* they say it must be non-zero */
+            *op++ = (unsigned char)(nextEntryCookie & 0xff);
+            *op++ = (unsigned char)((nextEntryCookie>>8) & 0xff);
+            *op++ = (unsigned char)((nextEntryCookie>>16) & 0xff);
+            *op++ = (unsigned char)((nextEntryCookie>>24) & 0xff);
             memcpy(op, &clientCookie, 4); op += 4;
 
             /* now we emit the attribute.  This is sort of tricky,
@@ -4304,10 +4651,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
             curPatchp = malloc(sizeof(*curPatchp));
             osi_QAdd((osi_queue_t **) &dirListPatchesp, &curPatchp->q);
             curPatchp->dptr = op;
-            curPatchp->fid.cell = scp->fid.cell;
-            curPatchp->fid.volume = scp->fid.volume;
-            curPatchp->fid.vnode = ntohl(dep->fid.vnode);
-            curPatchp->fid.unique = ntohl(dep->fid.unique);
+            cm_SetFid(&curPatchp->fid, scp->fid.cell, scp->fid.volume, ntohl(dep->fid.vnode), ntohl(dep->fid.unique));
 
             /* do hidden attribute here since name won't be around when applying
              * dir list patches
@@ -4329,9 +4673,11 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
              * it fits in 8.3 or the pattern wouldn't match, but it
              * never hurts to be sure.
              */
-            strncpy(op, actualName, 13);
+            cm_ClientStringToUtf8(actualName, -1, op, 13);
             if (smb_StoreAnsiFilenames)
                 CharToOem(op, op);
+            /* This is a UCHAR field, which is ASCII even if Unicode
+               is negotiated. */
 
             /* Uppercase if requested by client */
             if (!KNOWS_LONG_NAMES(inp))
@@ -4351,7 +4697,7 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     }          /* while copying data for dir listing */
 
     /* release the mutex */
-    lock_ReleaseMutex(&scp->mx);
+    lock_ReleaseWrite(&scp->rw);
     if (bufferp) {
        buf_Release(bufferp);
        bufferp = NULL;
@@ -4389,8 +4735,8 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
      */
     temp -= 3;         /* deduct vbl block info */
     osi_assertx(temp == (43 * returnedNames), "unexpected data length");
-    origOp[1] = (char)(temp & 0xff);
-    origOp[2] = (char)((temp>>8) & 0xff);
+    origOp[1] = (unsigned char)(temp & 0xff);
+    origOp[2] = (unsigned char)((temp>>8) & 0xff);
     if (returnedNames == 0) 
         smb_DeleteDirSearch(dsp);
     smb_ReleaseDirSearch(dsp);
@@ -4399,31 +4745,33 @@ long smb_ReceiveCoreSearchDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     return code;
 }      
 
+
 /* verify that this is a valid path to a directory.  I don't know why they
  * don't use the get file attributes call.
+ *
+ * SMB_COM_CHECK_DIRECTORY
  */
 long smb_ReceiveCoreCheckPath(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
-    char *pathp;
+    clientchar_t *pathp;
     long code = 0;
     cm_scache_t *rootScp;
     cm_scache_t *newScp;
     cm_user_t *userp;
     unsigned int attrs;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     cm_req_t req;
+    char * pdata;
 
     cm_InitReq(&req);
 
-    pathp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(pathp, NULL);
+    pdata = smb_GetSMBData(inp, NULL);
+    pathp = smb_ParseASCIIBlock(inp, pdata, NULL, SMB_STRF_ANSIPATH);
     if (!pathp)
         return CM_ERROR_BADFD;
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
-    osi_Log1(smb_logp, "SMB receive check path %s",
-             osi_LogSaveString(smb_logp, pathp));
+    osi_Log1(smb_logp, "SMB receive check path %S",
+             osi_LogSaveClientString(smb_logp, pathp));
         
     rootScp = cm_data.rootSCachep;
         
@@ -4458,12 +4806,12 @@ long smb_ReceiveCoreCheckPath(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
 #endif /* DFS_SUPPORT */
 
     /* now lock the vnode with a callback; returns with newScp locked */
-    lock_ObtainMutex(&newScp->mx);
+    lock_ObtainWrite(&newScp->rw);
     code = cm_SyncOp(newScp, NULL, userp, &req, PRSFS_LOOKUP,
                      CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
     if (code) {
        if (code != CM_ERROR_NOACCESS) {
-           lock_ReleaseMutex(&newScp->mx);
+           lock_ReleaseWrite(&newScp->rw);
            cm_ReleaseSCache(newScp);
            cm_ReleaseUser(userp);
            return code;
@@ -4477,16 +4825,17 @@ long smb_ReceiveCoreCheckPath(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
     if (!(attrs & SMB_ATTR_DIRECTORY))
         code = CM_ERROR_NOTDIR;
 
-    lock_ReleaseMutex(&newScp->mx);
+    lock_ReleaseWrite(&newScp->rw);
 
     cm_ReleaseSCache(newScp);
     cm_ReleaseUser(userp);
     return code;
 }      
 
+/* SMB_COM_SET_INFORMATION */
 long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
-    char *pathp;
+    clientchar_t *pathp;
     long code = 0;
     cm_scache_t *rootScp;
     unsigned short attribute;
@@ -4495,7 +4844,8 @@ long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
     afs_uint32 dosTime;
     cm_user_t *userp;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
+    char * datap;
     cm_req_t req;
 
     cm_InitReq(&req);
@@ -4504,12 +4854,10 @@ long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
     attribute = smb_GetSMBParm(inp, 0);
     dosTime = smb_GetSMBParm(inp, 1) | (smb_GetSMBParm(inp, 2) << 16);
 
-    pathp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(pathp, NULL);
+    datap = smb_GetSMBData(inp, NULL);
+    pathp = smb_ParseASCIIBlock(inp, datap, NULL, SMB_STRF_ANSIPATH);
     if (!pathp)
         return CM_ERROR_BADSMB;
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
                
     osi_Log2(smb_logp, "SMB receive setfile attributes time %d, attr 0x%x",
              dosTime, attribute);
@@ -4549,11 +4897,11 @@ long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
      * need the current status to determine what the new status is, in some
      * cases.
      */
-    lock_ObtainMutex(&newScp->mx);
+    lock_ObtainWrite(&newScp->rw);
     code = cm_SyncOp(newScp, NULL, userp, &req, 0,
                      CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
     if (code) {
-        lock_ReleaseMutex(&newScp->mx);
+        lock_ReleaseWrite(&newScp->rw);
         cm_ReleaseSCache(newScp);
         cm_ReleaseUser(userp);
         return code;
@@ -4563,7 +4911,7 @@ long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
 
     /* Check for RO volume */
     if (newScp->flags & CM_SCACHEFLAG_RO) {
-        lock_ReleaseMutex(&newScp->mx);
+        lock_ReleaseWrite(&newScp->rw);
         cm_ReleaseSCache(newScp);
         cm_ReleaseUser(userp);
         return CM_ERROR_READONLY;
@@ -4585,7 +4933,7 @@ long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
         attr.unixModeBits = newScp->unixModeBits | 0222;
         attr.mask |= CM_ATTRMASK_UNIXMODEBITS;
     }
-    lock_ReleaseMutex(&newScp->mx);
+    lock_ReleaseWrite(&newScp->rw);
 
     /* now call setattr */
     if (attr.mask)
@@ -4599,9 +4947,10 @@ long smb_ReceiveCoreSetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
     return code;
 }
 
+
 long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
-    char *pathp;
+    clientchar_t *pathp;
     long code = 0;
     cm_scache_t *rootScp;
     cm_scache_t *newScp, *dscp;
@@ -4609,26 +4958,24 @@ long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
     int attrs;
     cm_user_t *userp;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     cm_space_t *spacep;
-    char *lastComp;
+    clientchar_t *lastComp;
+    char * datap;
     cm_req_t req;
 
     cm_InitReq(&req);
 
-    pathp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(pathp, NULL);
+    datap = smb_GetSMBData(inp, NULL);
+    pathp = smb_ParseASCIIBlock(inp, datap, NULL, SMB_STRF_ANSIPATH);
     if (!pathp)
         return CM_ERROR_BADSMB;
         
     if (*pathp == 0)           /* null path */
-        pathp = "\\";
-    else
-        if (smb_StoreAnsiFilenames)
-            OemToChar(pathp,pathp);
+        pathp = _C("\\");
 
-    osi_Log1(smb_logp, "SMB receive getfile attributes path %s",
-             osi_LogSaveString(smb_logp, pathp));
+    osi_Log1(smb_logp, "SMB receive getfile attributes path %S",
+             osi_LogSaveClientString(smb_logp, pathp));
 
     rootScp = cm_data.rootSCachep;
         
@@ -4661,16 +5008,17 @@ long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
      * http://msdn.microsoft.com/library/en-us/shellcc/platform/shell/programmersguide/shell_basics/shell_basics_extending/custom.asp
      */
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &lastComp, pathp);
+    smb_StripLastComponent(spacep->wdata, &lastComp, pathp);
 #ifndef SPECIAL_FOLDERS
-    if (lastComp && stricmp(lastComp, "\\desktop.ini") == 0) {
-        code = cm_NameI(rootScp, spacep->data,
+    if (lastComp && cm_ClientStrCmpIA(lastComp, _C("\\desktop.ini")) == 0) {
+        code = cm_NameI(rootScp, spacep->wdata,
                         caseFold | CM_FLAG_DIRSEARCH | CM_FLAG_FOLLOW,
                         userp, tidPathp, &req, &dscp);
         if (code == 0) {
 #ifdef DFS_SUPPORT
             if (dscp->fileType == CM_SCACHETYPE_DFSLINK) {
-                int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->data);
+                int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp,
+                                                          spacep->wdata);
                 if ( WANTS_DFS_PATHNAMES(inp) || pnc )
                     return CM_ERROR_PATH_NOT_COVERED;
                 else
@@ -4716,11 +5064,11 @@ long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
 #endif /* DFS_SUPPORT */
 
     /* now lock the vnode with a callback; returns with newScp locked */
-    lock_ObtainMutex(&newScp->mx);
+    lock_ObtainWrite(&newScp->rw);
     code = cm_SyncOp(newScp, NULL, userp, &req, 0,
                      CM_SCACHESYNC_GETSTATUS | CM_SCACHESYNC_NEEDCALLBACK);
     if (code) {
-        lock_ReleaseMutex(&newScp->mx);
+        lock_ReleaseWrite(&newScp->rw);
         cm_ReleaseSCache(newScp);
         cm_ReleaseUser(userp);
         return code;
@@ -4757,7 +5105,7 @@ long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
     smb_SetSMBParm(outp, 8, 0);
     smb_SetSMBParm(outp, 9, 0);
     smb_SetSMBDataLength(outp, 0);
-    lock_ReleaseMutex(&newScp->mx);
+    lock_ReleaseWrite(&newScp->rw);
 
     cm_ReleaseSCache(newScp);
     cm_ReleaseUser(userp);
@@ -4765,6 +5113,7 @@ long smb_ReceiveCoreGetFileAttributes(smb_vc_t *vcp, smb_packet_t *inp, smb_pack
     return 0;
 }      
 
+/* SMB_COM_TREE_DISCONNECT */
 long smb_ReceiveCoreTreeDisconnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     smb_tid_t *tidp;
@@ -4775,19 +5124,20 @@ long smb_ReceiveCoreTreeDisconnect(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_
     tidp = smb_FindTID(vcp, ((smb_t *)inp)->tid, 0);
     if (tidp) {
        lock_ObtainWrite(&smb_rctLock);
-        tidp->delete = 1;
+        tidp->deleteOk = 1;
+        smb_ReleaseTID(tidp, TRUE);
         lock_ReleaseWrite(&smb_rctLock);
-        smb_ReleaseTID(tidp);
     }
 
     return 0;
 }
 
+/* SMB_COM_0PEN */
 long smb_ReceiveCoreOpen(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     smb_fid_t *fidp;
-    char *pathp;
-    char *lastNamep;
+    clientchar_t *pathp;
+    clientchar_t *lastNamep;
     int share;
     int attribute;
     long code = 0;
@@ -4796,17 +5146,16 @@ long smb_ReceiveCoreOpen(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     afs_uint32 dosTime;
     int caseFold;
     cm_space_t *spacep;
-    char *tidPathp;
+    clientchar_t *tidPathp;
+    char * datap;
     cm_req_t req;
 
     cm_InitReq(&req);
 
-    pathp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(pathp, NULL);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
-       
-    osi_Log1(smb_logp, "SMB receive open file [%s]", osi_LogSaveString(smb_logp, pathp));
+    datap = smb_GetSMBData(inp, NULL);
+    pathp = smb_ParseASCIIBlock(inp, datap, NULL, SMB_STRF_ANSIPATH);
+
+    osi_Log1(smb_logp, "SMB receive open file [%S]", osi_LogSaveClientString(smb_logp, pathp));
 
 #ifdef DEBUG_VERBOSE
     {
@@ -4822,8 +5171,8 @@ long smb_ReceiveCoreOpen(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     attribute = smb_GetSMBParm(inp, 1);
 
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &lastNamep, pathp);
-    if (lastNamep && strcmp(lastNamep, SMB_IOCTL_FILENAME) == 0) {
+    smb_StripLastComponent(spacep->wdata, &lastNamep, pathp);
+    if (lastNamep && cm_ClientStrCmp(lastNamep, _C(SMB_IOCTL_FILENAME)) == 0) {
         /* special case magic file name for receiving IOCTL requests
          * (since IOCTL calls themselves aren't getting through).
          */
@@ -4894,9 +5243,9 @@ long smb_ReceiveCoreOpen(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     /* save a pointer to the vnode */
     fidp->scp = scp;
     osi_Log2(smb_logp,"smb_ReceiveCoreOpen fidp 0x%p scp 0x%p", fidp, scp);
-    lock_ObtainMutex(&scp->mx);
+    lock_ObtainWrite(&scp->rw);
     scp->flags |= CM_SCACHEFLAG_SMB_FID;
-    lock_ReleaseMutex(&scp->mx);
+    lock_ReleaseWrite(&scp->rw);
 
     /* and the user */
     cm_HoldUser(userp);
@@ -4911,7 +5260,7 @@ long smb_ReceiveCoreOpen(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         fidp->flags |= (SMB_FID_OPENREAD_LISTDIR | SMB_FID_OPENWRITE);
     lock_ReleaseMutex(&fidp->mx);
 
-    lock_ObtainMutex(&scp->mx);
+    lock_ObtainRead(&scp->rw);
     smb_SetSMBParm(outp, 0, fidp->fid);
     smb_SetSMBParm(outp, 1, smb_Attributes(scp));
     smb_DosUTimeFromUnixTime(&dosTime, scp->clientModTime);
@@ -4922,7 +5271,7 @@ long smb_ReceiveCoreOpen(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     /* pass the open mode back; XXXX add access checks */
     smb_SetSMBParm(outp, 6, (share & 0xf));
     smb_SetSMBDataLength(outp, 0);
-    lock_ReleaseMutex(&scp->mx);
+    lock_ReleaseRead(&scp->rw);
         
     /* notify open */
     cm_Open(scp, 0, userp);
@@ -4939,7 +5288,7 @@ typedef struct smb_unlinkRock {
     cm_user_t *userp;
     cm_req_t *reqp;
     smb_vc_t *vcp;
-    char *maskp;               /* pointer to the star pattern */
+    clientchar_t *maskp;               /* pointer to the star pattern */
     int flags;
     int any;
     cm_dirEntryList_t * matches;
@@ -4951,8 +5300,7 @@ int smb_UnlinkProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hype
     smb_unlinkRock_t *rockp;
     int caseFold;
     int match;
-    char shortName[13];
-    char *matchName;
+    normchar_t matchName[MAX_PATH];
         
     rockp = vrockp;
 
@@ -4960,26 +5308,25 @@ int smb_UnlinkProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hype
     if (!(rockp->vcp->flags & SMB_VCFLAG_USEV3))
         caseFold |= CM_FLAG_8DOT3;
 
-    matchName = dep->name;
-    match = smb_V3MatchMask(matchName, rockp->maskp, caseFold);
+    cm_FsStringToNormString(dep->name, -1, matchName, lengthof(matchName));
+    match = cm_MatchMask(matchName, rockp->maskp, caseFold);
     if (!match &&
-         (rockp->flags & SMB_MASKFLAG_TILDE) &&
-         !cm_Is8Dot3(dep->name)) {
-        cm_Gen8Dot3Name(dep, shortName, NULL);
-        matchName = shortName;
+        (rockp->flags & SMB_MASKFLAG_TILDE) &&
+        !cm_Is8Dot3(matchName)) {
+        cm_Gen8Dot3Name(dep, matchName, NULL);
         /* 8.3 matches are always case insensitive */
-        match = smb_V3MatchMask(matchName, rockp->maskp, caseFold | CM_FLAG_CASEFOLD);
+        match = cm_MatchMask(matchName, rockp->maskp, caseFold | CM_FLAG_CASEFOLD);
     }
     if (match) {
-        osi_Log1(smb_logp, "Found match %s",
-                 osi_LogSaveString(smb_logp, matchName));
+        osi_Log1(smb_logp, "Found match %S",
+                 osi_LogSaveClientString(smb_logp, matchName));
 
         cm_DirEntryListAdd(dep->name, &rockp->matches);
 
         rockp->any = 1;
 
         /* If we made a case sensitive exact match, we might as well quit now. */
-        if (!(rockp->flags & SMB_MASKFLAG_CASEFOLD) && !strcmp(matchName, rockp->maskp))
+        if (!(rockp->flags & SMB_MASKFLAG_CASEFOLD) && !cm_ClientStrCmp(matchName, rockp->maskp))
             code = CM_ERROR_STOPNOW;
         else
             code = 0;
@@ -4989,20 +5336,21 @@ int smb_UnlinkProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hype
     return code;
 }
 
+/* SMB_COM_DELETE */
 long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     int attribute;
     long code = 0;
-    char *pathp;
-    char *tp;
+    clientchar_t *pathp;
+    unsigned char *tp;
     cm_space_t *spacep;
     cm_scache_t *dscp;
-    char *lastNamep;
+    clientchar_t *lastNamep;
     smb_unlinkRock_t rock;
     cm_user_t *userp;
     osi_hyper_t thyper;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     cm_req_t req;
 
     cm_InitReq(&req);
@@ -5010,15 +5358,13 @@ long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     attribute = smb_GetSMBParm(inp, 0);
         
     tp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
+    pathp = smb_ParseASCIIBlock(inp, tp, &tp, SMB_STRF_ANSIPATH);
 
-    osi_Log1(smb_logp, "SMB receive unlink %s",
-             osi_LogSaveString(smb_logp, pathp));
+    osi_Log1(smb_logp, "SMB receive unlink %S",
+             osi_LogSaveClientString(smb_logp, pathp));
 
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &lastNamep, pathp);
+    smb_StripLastComponent(spacep->wdata, &lastNamep, pathp);
 
     userp = smb_GetUserFromVCP(vcp, inp);
 
@@ -5029,7 +5375,7 @@ long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         cm_ReleaseUser(userp);
         return CM_ERROR_NOSUCHPATH;
     }
-    code = cm_NameI(cm_data.rootSCachep, spacep->data, caseFold, userp, tidPathp,
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata, caseFold, userp, tidPathp,
                     &req, &dscp);
     if (code) {
         cm_ReleaseUser(userp);
@@ -5038,7 +5384,7 @@ long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         
 #ifdef DFS_SUPPORT
     if (dscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp,spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(dscp);
         cm_ReleaseUser(userp);
         if ( WANTS_DFS_PATHNAMES(inp) || pnc )
@@ -5055,8 +5401,8 @@ long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         lastNamep++;
 
     rock.any = 0;
-    rock.maskp = smb_FindMask(pathp);
-    rock.flags = ((strchr(rock.maskp, '~') != NULL) ? SMB_MASKFLAG_TILDE : 0);
+    rock.maskp = cm_ClientStringToNormStringAlloc(smb_FindMask(pathp), -1, NULL);
+    rock.flags = ((cm_ClientStrChr(rock.maskp, '~') != NULL) ? SMB_MASKFLAG_TILDE : 0);
 
     thyper.LowPart = 0;
     thyper.HighPart = 0;
@@ -5089,15 +5435,22 @@ long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         cm_dirEntryList_t * entry;
 
         for (entry = rock.matches; code == 0 && entry; entry = entry->nextp) {
+            normchar_t normalizedName[MAX_PATH];
+
+            /* Note: entry->name is a non-normalized name */
 
             osi_Log1(smb_logp, "Unlinking %s",
                      osi_LogSaveString(smb_logp, entry->name));
-            code = cm_Unlink(dscp, entry->name, userp, &req);
+
+            cm_FsStringToNormString(entry->name, -1,
+                                    normalizedName, lengthof(normalizedName));
+
+            code = cm_Unlink(dscp, entry->name, normalizedName, userp, &req);
 
             if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
                 smb_NotifyChange(FILE_ACTION_REMOVED,
                                  FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_CREATION,
-                                 dscp, entry->name, NULL, TRUE);
+                                 dscp, normalizedName, NULL, TRUE);
         }
     }
 
@@ -5107,21 +5460,24 @@ long smb_ReceiveCoreUnlink(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         
     cm_ReleaseSCache(dscp);
 
+    free(rock.maskp);
+
     if (code == 0 && !rock.any)
         code = CM_ERROR_NOSUCHFILE;
     return code;
 }       
 
 typedef struct smb_renameRock {
-    cm_scache_t *odscp;        /* old dir */
-    cm_scache_t *ndscp;        /* new dir */
-    cm_user_t *userp;  /* user */
-    cm_req_t *reqp;            /* request struct */
-    smb_vc_t *vcp;             /* virtual circuit */
-    char *maskp;               /* pointer to star pattern of old file name */
-    int flags;             /* tilde, casefold, etc */
-    char *newNamep;            /* ptr to the new file's name */
-    char oldName[MAX_PATH];
+    cm_scache_t *odscp;  /* old dir */
+    cm_scache_t *ndscp;  /* new dir */
+    cm_user_t *userp;    /* user */
+    cm_req_t *reqp;      /* request struct */
+    smb_vc_t *vcp;       /* virtual circuit */
+    normchar_t *maskp;   /* pointer to star pattern of old file name */
+    int flags;           /* tilde, casefold, etc */
+    clientchar_t *newNamep;     /* ptr to the new file's name */
+    fschar_t fsOldName[MAX_PATH]; /* raw FS name */
+    clientchar_t clOldName[MAX_PATH]; /* client name */
     int any;
 } smb_renameRock_t;
 
@@ -5131,27 +5487,29 @@ int smb_RenameProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hype
     smb_renameRock_t *rockp;
     int caseFold;
     int match;
-    char shortName[13]="";
+    normchar_t matchName[MAX_PATH];
 
     rockp = (smb_renameRock_t *) vrockp;
 
+    cm_FsStringToNormString(dep->name, -1, matchName, lengthof(matchName));
     caseFold = ((rockp->flags & SMB_MASKFLAG_CASEFOLD)? CM_FLAG_CASEFOLD : 0);
     if (!(rockp->vcp->flags & SMB_VCFLAG_USEV3))
         caseFold |= CM_FLAG_8DOT3;
 
-    match = smb_V3MatchMask(dep->name, rockp->maskp, caseFold);
+    match = cm_MatchMask(matchName, rockp->maskp, caseFold);
     if (!match &&
         (rockp->flags & SMB_MASKFLAG_TILDE) &&
-         !cm_Is8Dot3(dep->name)) {
-        cm_Gen8Dot3Name(dep, shortName, NULL);
-        match = smb_V3MatchMask(shortName, rockp->maskp, caseFold);
+        !cm_Is8Dot3(matchName)) {
+        cm_Gen8Dot3Name(dep, matchName, NULL);
+        match = cm_MatchMask(matchName, rockp->maskp, caseFold);
     }
 
     if (match) {
        rockp->any = 1;
-        strncpy(rockp->oldName, dep->name, sizeof(rockp->oldName)/sizeof(char) - 1);
-        rockp->oldName[sizeof(rockp->oldName)/sizeof(char) - 1] = '\0';
-            code = CM_ERROR_STOPNOW;
+        StringCbCopyA(rockp->fsOldName, sizeof(rockp->fsOldName), dep->name);
+        cm_ClientStrCpy(rockp->clOldName, lengthof(rockp->clOldName),
+                        matchName);
+        code = CM_ERROR_STOPNOW;
     } else {
        code = 0;
     }
@@ -5161,7 +5519,7 @@ int smb_RenameProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hype
 
 
 long 
-smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, int attrs)
+smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, clientchar_t * oldPathp, clientchar_t * newPathp, int attrs)
 {
     long code = 0;
     cm_space_t *spacep = NULL;
@@ -5170,12 +5528,12 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
     cm_scache_t *newDscp = NULL;
     cm_scache_t *tmpscp= NULL;
     cm_scache_t *tmpscp2 = NULL;
-    char *oldLastNamep;
-    char *newLastNamep;
+    clientchar_t *oldLastNamep;
+    clientchar_t *newLastNamep;
     osi_hyper_t thyper;
     cm_user_t *userp;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     DWORD filter;
     cm_req_t req;
 
@@ -5188,10 +5546,10 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
 
     cm_InitReq(&req);
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &oldLastNamep, oldPathp);
+    smb_StripLastComponent(spacep->wdata, &oldLastNamep, oldPathp);
 
     caseFold = CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD;
-    code = cm_NameI(cm_data.rootSCachep, spacep->data, caseFold,
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata, caseFold,
                     userp, tidPathp, &req, &oldDscp);
     if (code) {
         cm_ReleaseUser(userp);
@@ -5200,7 +5558,7 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
         
 #ifdef DFS_SUPPORT
     if (oldDscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(oldDscp, tidPathp, spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(oldDscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(oldDscp);
         cm_ReleaseUser(userp);
         if ( WANTS_DFS_PATHNAMES(inp) || pnc )
@@ -5210,8 +5568,8 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
     }
 #endif /* DFS_SUPPORT */
 
-    smb_StripLastComponent(spacep->data, &newLastNamep, newPathp);
-    code = cm_NameI(cm_data.rootSCachep, spacep->data, caseFold,
+    smb_StripLastComponent(spacep->wdata, &newLastNamep, newPathp);
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata, caseFold,
                     userp, tidPathp, &req, &newDscp);
 
     if (code) {
@@ -5222,7 +5580,7 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
 
 #ifdef DFS_SUPPORT
     if (newDscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(newDscp, tidPathp, spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(newDscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(oldDscp);
         cm_ReleaseSCache(newDscp);
         cm_ReleaseUser(userp);
@@ -5258,10 +5616,11 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
     rock.userp = userp;
     rock.reqp = &req;
     rock.vcp = vcp;
-    rock.maskp = oldLastNamep;
-    rock.flags = ((strchr(oldLastNamep, '~') != NULL) ? SMB_MASKFLAG_TILDE : 0);
+    rock.maskp = cm_ClientStringToNormStringAlloc(oldLastNamep, -1, NULL);
+    rock.flags = ((cm_ClientStrChr(oldLastNamep, '~') != NULL) ? SMB_MASKFLAG_TILDE : 0);
     rock.newNamep = newLastNamep;
-    rock.oldName[0] = '\0';
+    rock.fsOldName[0] = '\0';
+    rock.clOldName[0] = '\0';
     rock.any = 0;
 
     /* Check if the file already exists; if so return error */
@@ -5269,13 +5628,13 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
     if ((code != CM_ERROR_NOSUCHFILE) && (code != CM_ERROR_BPLUS_NOMATCH) &&
         (code != CM_ERROR_NOSUCHPATH) && (code != CM_ERROR_NOSUCHVOLUME) ) 
     {
-        osi_Log2(smb_logp, "  lookup returns %ld for [%s]", code,
-                 osi_LogSaveString(smb_logp, newLastNamep));
+        osi_Log2(smb_logp, "  lookup returns %ld for [%S]", code,
+                 osi_LogSaveClientString(smb_logp, newLastNamep));
 
         /* Check if the old and the new names differ only in case. If so return
          * success, else return CM_ERROR_EXISTS 
          */
-        if (!code && oldDscp == newDscp && !stricmp(oldLastNamep, newLastNamep)) {
+        if (!code && oldDscp == newDscp && !cm_ClientStrCmpI(oldLastNamep, newLastNamep)) {
 
             /* This would be a success only if the old file is *as same as* the new file */
             code = cm_Lookup(oldDscp, oldLastNamep, CM_FLAG_CHECKPATH, userp, &req, &tmpscp2);
@@ -5300,6 +5659,9 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
         cm_ReleaseSCache(newDscp);
         cm_ReleaseSCache(oldDscp);
         cm_ReleaseUser(userp);
+
+        free(rock.maskp);
+        rock.maskp = NULL;
         return code; 
     }
 
@@ -5316,10 +5678,10 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
     }
     osi_Log1(smb_logp, "smb_RenameProc returns %ld", code);
 
-    if (code == CM_ERROR_STOPNOW && rock.oldName[0] != '\0') {
-       code = cm_Rename(rock.odscp, rock.oldName,
+    if (code == CM_ERROR_STOPNOW && rock.fsOldName[0] != '\0') {
+       code = cm_Rename(rock.odscp, rock.fsOldName, rock.clOldName,
                          rock.ndscp, rock.newNamep, rock.userp,
-                         rock.reqp);   
+                         rock.reqp);
         /* if the call worked, stop doing the search now, since we
          * really only want to rename one file.
          */
@@ -5338,17 +5700,17 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
         if (oldDscp == newDscp) {
             if (oldDscp->flags & CM_SCACHEFLAG_ANYWATCH)
                 smb_NotifyChange(FILE_ACTION_RENAMED_OLD_NAME,
-                                  filter, oldDscp, oldLastNamep,
-                                  newLastNamep, TRUE);
+                                 filter, oldDscp, rock.clOldName,
+                                 newLastNamep, TRUE);
         } else {
             if (oldDscp->flags & CM_SCACHEFLAG_ANYWATCH)
                 smb_NotifyChange(FILE_ACTION_RENAMED_OLD_NAME,
-                                  filter, oldDscp, oldLastNamep,
+                                  filter, oldDscp, rock.clOldName,
                                   NULL, TRUE);
             if (newDscp->flags & CM_SCACHEFLAG_ANYWATCH)
                 smb_NotifyChange(FILE_ACTION_RENAMED_NEW_NAME,
-                                  filter, newDscp, newLastNamep,
-                                  NULL, TRUE);
+                                 filter, newDscp, newLastNamep,
+                                 NULL, TRUE);
         }
     }
 
@@ -5357,11 +5719,15 @@ smb_Rename(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp, i
     cm_ReleaseUser(userp);
     cm_ReleaseSCache(oldDscp);
     cm_ReleaseSCache(newDscp);
+
+    free(rock.maskp);
+    rock.maskp = NULL;
+
     return code;
 }       
 
 long 
-smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp) 
+smb_Link(smb_vc_t *vcp, smb_packet_t *inp, clientchar_t * oldPathp, clientchar_t * newPathp) 
 {
     long code = 0;
     cm_space_t *spacep = NULL;
@@ -5370,11 +5736,11 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
     cm_scache_t *tmpscp= NULL;
     cm_scache_t *tmpscp2 = NULL;
     cm_scache_t *sscp = NULL;
-    char *oldLastNamep;
-    char *newLastNamep;
+    clientchar_t *oldLastNamep;
+    clientchar_t *newLastNamep;
     cm_user_t *userp;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     DWORD filter;
     cm_req_t req;
 
@@ -5391,9 +5757,9 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
     caseFold = CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD;
 
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &oldLastNamep, oldPathp);
+    smb_StripLastComponent(spacep->wdata, &oldLastNamep, oldPathp);
     
-    code = cm_NameI(cm_data.rootSCachep, spacep->data, caseFold,
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata, caseFold,
                     userp, tidPathp, &req, &oldDscp);
     if (code) {
         cm_ReleaseUser(userp);
@@ -5402,7 +5768,7 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
         
 #ifdef DFS_SUPPORT
     if (oldDscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(oldDscp, tidPathp, spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(oldDscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(oldDscp);
         cm_ReleaseUser(userp);
         if ( WANTS_DFS_PATHNAMES(inp) || pnc )
@@ -5412,8 +5778,8 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
     }
 #endif /* DFS_SUPPORT */
 
-    smb_StripLastComponent(spacep->data, &newLastNamep, newPathp);
-    code = cm_NameI(cm_data.rootSCachep, spacep->data, caseFold,
+    smb_StripLastComponent(spacep->wdata, &newLastNamep, newPathp);
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata, caseFold,
                     userp, tidPathp, &req, &newDscp);
     if (code) {
         cm_ReleaseSCache(oldDscp);
@@ -5423,7 +5789,7 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
 
 #ifdef DFS_SUPPORT
     if (newDscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(newDscp, tidPathp, spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(newDscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(newDscp);
         cm_ReleaseSCache(oldDscp);
         cm_ReleaseUser(userp);
@@ -5457,7 +5823,7 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
         newLastNamep++;
 
     /* now lookup the old name */
-    osi_Log1(smb_logp,"  looking up [%s]", osi_LogSaveString(smb_logp,oldLastNamep));
+    osi_Log1(smb_logp,"  looking up [%S]", osi_LogSaveClientString(smb_logp,oldLastNamep));
     code = cm_Lookup(oldDscp, oldLastNamep, CM_FLAG_CHECKPATH | CM_FLAG_CASEFOLD, userp, &req, &sscp);
     if (code) {
         cm_ReleaseSCache(oldDscp);
@@ -5471,8 +5837,8 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
     if ((code != CM_ERROR_NOSUCHFILE) && (code != CM_ERROR_BPLUS_NOMATCH) && 
         (code != CM_ERROR_NOSUCHPATH) && (code != CM_ERROR_NOSUCHVOLUME) ) 
     {
-        osi_Log2(smb_logp, "  lookup returns %ld for [%s]", code,
-                 osi_LogSaveString(smb_logp, newLastNamep));
+        osi_Log2(smb_logp, "  lookup returns %ld for [%S]", code,
+                 osi_LogSaveClientString(smb_logp, newLastNamep));
 
         /* if the existing link is to the same file, then we return success */
         if (!code) {
@@ -5494,7 +5860,7 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
     }
 
     /* now create the hardlink */
-    osi_Log1(smb_logp,"  Attempting to create new link [%s]", osi_LogSaveString(smb_logp, newLastNamep));
+    osi_Log1(smb_logp,"  Attempting to create new link [%S]", osi_LogSaveClientString(smb_logp, newLastNamep));
     code = cm_Link(newDscp, newLastNamep, sscp, 0, userp, &req);
     osi_Log1(smb_logp,"  Link returns 0x%x", code);
 
@@ -5516,25 +5882,22 @@ smb_Link(smb_vc_t *vcp, smb_packet_t *inp, char * oldPathp, char * newPathp)
     return code;
 }
 
+/* SMB_COM_RENAME */
 long 
 smb_ReceiveCoreRename(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
-    char *oldPathp;
-    char *newPathp;
-    char *tp;
+    clientchar_t *oldPathp;
+    clientchar_t *newPathp;
+    unsigned char *tp;
     long code;
 
     tp = smb_GetSMBData(inp, NULL);
-    oldPathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(oldPathp,oldPathp);
-    newPathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(newPathp,newPathp);
+    oldPathp = smb_ParseASCIIBlock(inp, tp, &tp, SMB_STRF_ANSIPATH);
+    newPathp = smb_ParseASCIIBlock(inp, tp, &tp, SMB_STRF_ANSIPATH);
 
-    osi_Log2(smb_logp, "smb rename [%s] to [%s]",
-             osi_LogSaveString(smb_logp, oldPathp),
-             osi_LogSaveString(smb_logp, newPathp));
+    osi_Log2(smb_logp, "smb rename [%S] to [%S]",
+             osi_LogSaveClientString(smb_logp, oldPathp),
+             osi_LogSaveClientString(smb_logp, newPathp));
 
     code = smb_Rename(vcp,inp,oldPathp,newPathp,0);
 
@@ -5548,7 +5911,7 @@ typedef struct smb_rmdirRock {
     cm_scache_t *dscp;
     cm_user_t *userp;
     cm_req_t *reqp;
-    char *maskp;               /* pointer to the star pattern */
+    normchar_t *maskp;         /* pointer to the star pattern */
     int flags;
     int any;
     cm_dirEntryList_t * matches;
@@ -5559,56 +5922,53 @@ int smb_RmdirProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hyper
     long code = 0;
     smb_rmdirRock_t *rockp;
     int match;
-    char shortName[13];
-    char *matchName;
+    normchar_t matchName[MAX_PATH];
         
     rockp = (smb_rmdirRock_t *) vrockp;
 
-    matchName = dep->name;
+    cm_FsStringToNormString(dep->name, -1, matchName, lengthof(matchName));
     if (rockp->flags & SMB_MASKFLAG_CASEFOLD)
-        match = (cm_stricmp(matchName, rockp->maskp) == 0);
+        match = (cm_ClientStrCmpI(matchName, rockp->maskp) == 0);
     else
-        match = (strcmp(matchName, rockp->maskp) == 0);
+        match = (cm_ClientStrCmp(matchName, rockp->maskp) == 0);
     if (!match &&
          (rockp->flags & SMB_MASKFLAG_TILDE) &&
-         !cm_Is8Dot3(dep->name)) {
-        cm_Gen8Dot3Name(dep, shortName, NULL);
-        matchName = shortName;
-        match = (cm_stricmp(matchName, rockp->maskp) == 0);
+         !cm_Is8Dot3(matchName)) {
+        cm_Gen8Dot3Name(dep, matchName, NULL);
+        match = (cm_ClientStrCmpI(matchName, rockp->maskp) == 0);
     }       
 
     if (match) {
-            rockp->any = 1;
+        rockp->any = 1;
         cm_DirEntryListAdd(dep->name, &rockp->matches);
     }
 
     return 0;
 }
 
+
 long smb_ReceiveCoreRemoveDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     long code = 0;
-    char *pathp;
-    char *tp;
+    clientchar_t *pathp;
+    unsigned char *tp;
     cm_space_t *spacep;
     cm_scache_t *dscp;
-    char *lastNamep;
+    clientchar_t *lastNamep;
     smb_rmdirRock_t rock;
     cm_user_t *userp;
     osi_hyper_t thyper;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     cm_req_t req;
 
     cm_InitReq(&req);
 
     tp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
+    pathp = smb_ParseASCIIBlock(inp, tp, &tp, SMB_STRF_ANSIPATH);
 
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &lastNamep, pathp);
+    smb_StripLastComponent(spacep->wdata, &lastNamep, pathp);
 
     userp = smb_GetUserFromVCP(vcp, inp);
 
@@ -5619,7 +5979,7 @@ long smb_ReceiveCoreRemoveDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         cm_ReleaseUser(userp);
         return CM_ERROR_NOSUCHPATH;
     }
-    code = cm_NameI(cm_data.rootSCachep, spacep->data, caseFold | CM_FLAG_FOLLOW,
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata, caseFold | CM_FLAG_FOLLOW,
                     userp, tidPathp, &req, &dscp);
 
     if (code) {
@@ -5629,7 +5989,7 @@ long smb_ReceiveCoreRemoveDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         
 #ifdef DFS_SUPPORT
     if (dscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(dscp);
         cm_ReleaseUser(userp);
         if ( WANTS_DFS_PATHNAMES(inp) || pnc )
@@ -5646,8 +6006,8 @@ long smb_ReceiveCoreRemoveDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         lastNamep++;
        
     rock.any = 0;
-    rock.maskp = lastNamep;
-    rock.flags = ((strchr(rock.maskp, '~') != NULL) ? SMB_MASKFLAG_TILDE : 0);
+    rock.maskp = cm_ClientStringToNormStringAlloc(lastNamep, -1, NULL);
+    rock.flags = ((cm_ClientStrChr(rock.maskp, '~') != NULL) ? SMB_MASKFLAG_TILDE : 0);
 
     thyper.LowPart = 0;
     thyper.HighPart = 0;
@@ -5669,15 +6029,19 @@ long smb_ReceiveCoreRemoveDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
         cm_dirEntryList_t * entry;
 
         for (entry = rock.matches; code == 0 && entry; entry = entry->nextp) {
+            clientchar_t clientName[MAX_PATH];
+
+            cm_FsStringToClientString(entry->name, -1, clientName, lengthof(clientName));
+
             osi_Log1(smb_logp, "Removing directory %s",
                      osi_LogSaveString(smb_logp, entry->name));
 
-            code = cm_RemoveDir(dscp, entry->name, userp, &req);
+            code = cm_RemoveDir(dscp, entry->name, clientName, userp, &req);
 
             if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
                 smb_NotifyChange(FILE_ACTION_REMOVED,
                                  FILE_NOTIFY_CHANGE_DIR_NAME | FILE_NOTIFY_CHANGE_CREATION,
-                                 dscp, entry->name, NULL, TRUE);
+                                 dscp, clientName, NULL, TRUE);
         }
     }
 
@@ -5689,9 +6053,14 @@ long smb_ReceiveCoreRemoveDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *ou
 
     if (code == 0 && !rock.any)
         code = CM_ERROR_NOSUCHFILE;        
+
+    free(rock.maskp);
+    rock.maskp = NULL;
+
     return code;
 }
 
+/* SMB_COM_FLUSH */
 long smb_ReceiveCoreFlush(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     unsigned short fid;
@@ -5728,7 +6097,7 @@ long smb_ReceiveCoreFlush(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     userp = smb_GetUserFromVCP(vcp, inp);
 
     lock_ObtainMutex(&fidp->mx);
-    if (fidp->flags & SMB_FID_OPENWRITE) {
+    if ((fidp->flags & SMB_FID_OPENWRITE) && smb_AsyncStore != 2) {
        cm_scache_t * scp = fidp->scp;
        cm_HoldSCache(scp);
        lock_ReleaseMutex(&fidp->mx);
@@ -5747,50 +6116,62 @@ long smb_ReceiveCoreFlush(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 }
 
 struct smb_FullNameRock {
-    char *name;
-    cm_scache_t *vnode;
-    char *fullName;
+    clientchar_t *name;
+    cm_scache_t  *vnode;
+    clientchar_t *fullName;
+    fschar_t     *originalName;
 };
 
 int smb_FullNameProc(cm_scache_t *scp, cm_dirEntry_t *dep, void *rockp,
                      osi_hyper_t *offp)
 {
-    char shortName[13];
+    normchar_t matchName[MAX_PATH];
     struct smb_FullNameRock *vrockp;
 
     vrockp = (struct smb_FullNameRock *)rockp;
 
-    if (!cm_Is8Dot3(dep->name)) {
+    cm_FsStringToNormString(dep->name, -1, matchName, lengthof(matchName));
+
+    if (!cm_Is8Dot3(matchName)) {
+        clientchar_t shortName[13];
+
         cm_Gen8Dot3Name(dep, shortName, NULL);
 
-        if (cm_stricmp(shortName, vrockp->name) == 0) {
-            vrockp->fullName = strdup(dep->name);
+        if (cm_ClientStrCmpIA(shortName, vrockp->name) == 0) {
+            vrockp->fullName = cm_ClientStrDup(matchName);
+            vrockp->originalName = cm_FsStrDup(dep->name);
             return CM_ERROR_STOPNOW;
         }
     }
-    if (cm_stricmp(dep->name, vrockp->name) == 0 &&
+    if (cm_ClientStrCmpI(matchName, vrockp->name) == 0 &&
         ntohl(dep->fid.vnode) == vrockp->vnode->fid.vnode &&
         ntohl(dep->fid.unique) == vrockp->vnode->fid.unique) {
-        vrockp->fullName = strdup(dep->name);
+        vrockp->fullName = cm_ClientStrDup(matchName);
+        vrockp->originalName = cm_FsStrDup(dep->name);
         return CM_ERROR_STOPNOW;
     }
     return 0;
 }
 
-void smb_FullName(cm_scache_t *dscp, cm_scache_t *scp, char *pathp,
-                  char **newPathp, cm_user_t *userp, cm_req_t *reqp)
+void smb_FullName(cm_scache_t *dscp, cm_scache_t *scp, clientchar_t *pathp,
+                  clientchar_t **newPathp, fschar_t ** originalPathp,
+                  cm_user_t *userp, cm_req_t *reqp)
 {
     struct smb_FullNameRock rock;
     long code = 0;
 
+    memset(&rock, 0, sizeof(rock));
     rock.name = pathp;
     rock.vnode = scp;
 
     code = cm_ApplyDir(dscp, smb_FullNameProc, &rock, NULL, userp, reqp, NULL); 
-    if (code == CM_ERROR_STOPNOW)
+    if (code == CM_ERROR_STOPNOW) {
         *newPathp = rock.fullName;
-    else
-        *newPathp = strdup(pathp);
+        *originalPathp = rock.originalName;
+    } else {
+        *newPathp = cm_ClientStrDup(pathp);
+        *originalPathp = cm_ClientStringToFsStringAlloc(pathp, -1, NULL);
+    }
 }
 
 long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
@@ -5798,10 +6179,9 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
     long code = 0;
     cm_req_t req;
     cm_scache_t *dscp = NULL;
-    char *pathp = NULL;
+    clientchar_t *pathp = NULL;
     cm_scache_t * scp = NULL;
     cm_scache_t *delscp = NULL;
-    int deleted = 0;
     int nullcreator = 0;
 
     osi_Log4(smb_logp, "smb_CloseFID Closing fidp 0x%x (fid=%d scp=0x%x vcp=0x%x)",
@@ -5823,12 +6203,12 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
     cm_InitReq(&req);
 
     lock_ObtainWrite(&smb_rctLock);
-    if (fidp->delete) {
+    if (fidp->deleteOk) {
        osi_Log0(smb_logp, "  Fid already closed.");
        lock_ReleaseWrite(&smb_rctLock);
        return CM_ERROR_BADFD;
     }
-    fidp->delete = 1;
+    fidp->deleteOk = 1;
     lock_ReleaseWrite(&smb_rctLock);
 
     lock_ObtainMutex(&fidp->mx);
@@ -5838,7 +6218,7 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
     }
 
     if (fidp->NTopen_pathp) {
-       pathp = strdup(fidp->NTopen_pathp);
+       pathp = cm_ClientStrDup(fidp->NTopen_pathp);
     }
 
     if (fidp->scp) {
@@ -5863,9 +6243,11 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
             CompensateForSmbClientLastWriteTimeBugs(&dosTime);
             smb_UnixTimeFromDosUTime(&fidp->scp->clientModTime, dosTime);
         }
-       lock_ReleaseMutex(&fidp->mx);
-        code = cm_FSync(scp, userp, &req);
-       lock_ObtainMutex(&fidp->mx);
+        if (smb_AsyncStore != 2) {
+            lock_ReleaseMutex(&fidp->mx);
+            code = cm_FSync(scp, userp, &req);
+            lock_ObtainMutex(&fidp->mx);
+        }
     }
     else 
         code = 0;
@@ -5881,7 +6263,7 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
        /* CM_UNLOCK_BY_FID doesn't look at the process ID.  We pass
            in zero. */
         key = cm_GenerateKey(vcp->vcID, 0, fidp->fid);
-        lock_ObtainMutex(&scp->mx);
+        lock_ObtainWrite(&scp->rw);
 
         tcode = cm_SyncOp(scp, NULL, userp, &req, 0,
                           CM_SCACHESYNC_NEEDCALLBACK
@@ -5900,12 +6282,13 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
 
     post_syncopdone:
 
-        lock_ReleaseMutex(&scp->mx);
+        lock_ReleaseWrite(&scp->rw);
        lock_ObtainMutex(&fidp->mx);
     }
 
     if (fidp->flags & SMB_FID_DELONCLOSE) {
-        char *fullPathp;
+        clientchar_t *fullPathp = NULL;
+        fschar_t *originalNamep = NULL;
 
        lock_ReleaseMutex(&fidp->mx);
 
@@ -5914,27 +6297,30 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
             cm_HoldSCache(scp);
             delscp = scp;
         }
-        smb_FullName(dscp, delscp, pathp, &fullPathp, userp, &req);
+        smb_FullName(dscp, delscp, pathp, &fullPathp, &originalNamep, userp, &req);
         if (delscp->fileType == CM_SCACHETYPE_DIRECTORY) {
-            code = cm_RemoveDir(dscp, fullPathp, userp, &req);
+            code = cm_RemoveDir(dscp, originalNamep, fullPathp, userp, &req);
            if (code == 0) {
-               deleted = 1;
                if (dscp->flags & CM_SCACHEFLAG_ANYWATCH)
                    smb_NotifyChange(FILE_ACTION_REMOVED,
                                      FILE_NOTIFY_CHANGE_DIR_NAME | FILE_NOTIFY_CHANGE_CREATION,
                                      dscp, fullPathp, NULL, TRUE);
            }
         } else {
-            code = cm_Unlink(dscp, fullPathp, userp, &req);
+            code = cm_Unlink(dscp, originalNamep, fullPathp, userp, &req);
            if (code == 0) {                            
-               deleted = 1;
                if (dscp->flags & CM_SCACHEFLAG_ANYWATCH)
                    smb_NotifyChange(FILE_ACTION_REMOVED,
                                      FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_CREATION,
                                      dscp, fullPathp, NULL, TRUE);
            }
         }
-        free(fullPathp);
+
+        if (fullPathp)
+            free(fullPathp);
+        if (originalNamep)
+            free(originalNamep);
+
        lock_ObtainMutex(&fidp->mx);
        fidp->flags &= ~SMB_FID_DELONCLOSE;
     }
@@ -5972,21 +6358,15 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
        cm_ReleaseSCache(dscp);
 
     if (delscp) {
-       if (deleted) {
-           lock_ObtainMutex(&delscp->mx);
-           if (deleted)
-               delscp->flags |= CM_SCACHEFLAG_DELETED;
-           lock_ReleaseMutex(&delscp->mx);
-       }
         cm_ReleaseSCache(delscp);
     }
 
     if (scp) {
-       lock_ObtainMutex(&scp->mx);
+       lock_ObtainWrite(&scp->rw);
         if (nullcreator && scp->creator == userp)
             scp->creator = NULL;
        scp->flags &= ~CM_SCACHEFLAG_SMB_FID;
-       lock_ReleaseMutex(&scp->mx);
+       lock_ReleaseWrite(&scp->rw);
        cm_ReleaseSCache(scp);
     }
 
@@ -5996,6 +6376,7 @@ long smb_CloseFID(smb_vc_t *vcp, smb_fid_t *fidp, cm_user_t *userp,
     return code;
 }
 
+/* SMB_COM_CLOSE */
 long smb_ReceiveCoreClose(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     unsigned short fid;
@@ -6027,7 +6408,7 @@ long smb_ReceiveCoreClose(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 /*
  * smb_ReadData -- common code for Read, Read And X, and Raw Read
  */
-long smb_ReadData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
+long smb_ReadData(smb_fid_t *fidp, osi_hyper_t *offsetp, afs_uint32 count, char *op,
        cm_user_t *userp, long *readp)
 {
     osi_hyper_t offset;
@@ -6038,20 +6419,35 @@ long smb_ReadData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
     osi_hyper_t thyper;
     osi_hyper_t lastByte;
     osi_hyper_t bufferOffset;
-    long bufIndex, nbytes;
+    long bufIndex;
+    afs_uint32 nbytes;
     int chunk;
     int sequential = (fidp->flags & SMB_FID_SEQUENTIAL);
     cm_req_t req;
 
+    osi_Log3(smb_logp, "smb_ReadData fid %d, off 0x%x, size 0x%x",
+              fidp->fid, offsetp->LowPart, count);
+
+    *readp = 0;
+
+    lock_ObtainMutex(&fidp->mx);
+    /* make sure we have a readable FD */
+    if (!(fidp->flags & SMB_FID_OPENREAD_LISTDIR)) {
+       osi_Log2(smb_logp, "smb_ReadData fid %d not OPENREAD_LISTDIR flags 0x%x",
+                 fidp->fid, fidp->flags);
+       lock_ReleaseMutex(&fidp->mx);
+        code = CM_ERROR_BADFDOP;
+        goto done2;
+    }
+    
     cm_InitReq(&req);
 
     bufferp = NULL;
     offset = *offsetp;
 
-    lock_ObtainMutex(&fidp->mx);
     scp = fidp->scp;
     cm_HoldSCache(scp);
-    lock_ObtainMutex(&scp->mx);
+    lock_ObtainWrite(&scp->rw);
 
     if (offset.HighPart == 0) {
         chunk = offset.LowPart >> cm_logChunkSize;
@@ -6111,13 +6507,11 @@ long smb_ReadData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
                 buf_Release(bufferp);
                 bufferp = NULL;
             }
-            lock_ReleaseMutex(&scp->mx);
+            lock_ReleaseWrite(&scp->rw);
 
-            lock_ObtainRead(&scp->bufCreateLock);
             code = buf_Get(scp, &thyper, &bufferp);
-            lock_ReleaseRead(&scp->bufCreateLock);
 
-            lock_ObtainMutex(&scp->mx);
+            lock_ObtainWrite(&scp->rw);
             if (code) goto done;
             bufferOffset = thyper;
 
@@ -6165,38 +6559,40 @@ long smb_ReadData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
     } /* while 1 */
 
   done:
-    lock_ReleaseMutex(&scp->mx);
+    lock_ReleaseWrite(&scp->rw);
     if (bufferp)
         buf_Release(bufferp);
 
     if (code == 0 && sequential)
-        cm_ConsiderPrefetch(scp, &lastByte, userp, &req);
+        cm_ConsiderPrefetch(scp, &lastByte, *readp, userp, &req);
 
     cm_ReleaseSCache(scp);
 
+  done2:
+    osi_Log3(smb_logp, "smb_ReadData fid %d returns 0x%x read %d bytes",
+              fidp->fid, code, *readp);
     return code;
 }
 
 /*
  * smb_WriteData -- common code for Write and Raw Write
  */
-long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
+long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, afs_uint32 count, char *op,
        cm_user_t *userp, long *writtenp)
 {
-    osi_hyper_t offset;
+    osi_hyper_t offset = *offsetp;
     long code = 0;
     long written = 0;
-    cm_scache_t *scp;
+    cm_scache_t *scp = NULL;
     osi_hyper_t fileLength;    /* file's length at start of write */
     osi_hyper_t minLength;     /* don't read past this */
     afs_uint32 nbytes;         /* # of bytes to transfer this iteration */
-    cm_buf_t *bufferp;
+    cm_buf_t *bufferp = NULL;
     osi_hyper_t thyper;                /* hyper tmp variable */
     osi_hyper_t bufferOffset;
     afs_uint32 bufIndex;               /* index in buffer where our data is */
-    int doWriteBack;
-    osi_hyper_t writeBackOffset;/* offset of region to write back when
-                                 * I/O is done */
+    int doWriteBack = 0;
+    osi_hyper_t writeBackOffset;/* offset of region to write back when I/O is done */
     DWORD filter = 0;
     cm_req_t req;
 
@@ -6205,12 +6601,6 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
 
     *writtenp = 0;
 
-    cm_InitReq(&req);
-
-    bufferp = NULL;
-    doWriteBack = 0;
-    offset = *offsetp;
-
     lock_ObtainMutex(&fidp->mx);
     /* make sure we have a writable FD */
     if (!(fidp->flags & SMB_FID_OPENWRITE)) {
@@ -6218,14 +6608,16 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
                  fidp->fid, fidp->flags);
        lock_ReleaseMutex(&fidp->mx);
         code = CM_ERROR_BADFDOP;
-        goto done;
+        goto done2;
     }
     
+    cm_InitReq(&req);
+
     scp = fidp->scp;
     cm_HoldSCache(scp);
     lock_ReleaseMutex(&fidp->mx);
 
-    lock_ObtainMutex(&scp->mx);
+    lock_ObtainWrite(&scp->rw);
     /* start by looking up the file's end */
     code = cm_SyncOp(scp, NULL, userp, &req, 0,
                       CM_SCACHESYNC_NEEDCALLBACK
@@ -6257,15 +6649,23 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
     /* now, if the new position (thyper) and the old (offset) are in
      * different storeback windows, remember to store back the previous
      * storeback window when we're done with the write.
+     *
+     * the purpose of this logic is to slow down the CIFS client 
+     * in order to avoid the client disconnecting during the CLOSE
+     * operation if there are too many dirty buffers left to write
+     * than can be accomplished during 45 seconds.  This used to be
+     * based upon cm_chunkSize but we desire cm_chunkSize to be large
+     * so that we can read larger amounts of data at a time.
      */
-    if ((thyper.LowPart & (-cm_chunkSize)) !=
-         (offset.LowPart & (-cm_chunkSize))) {
+    if (smb_AsyncStore == 1 && 
+         (thyper.LowPart & ~(smb_AsyncStoreSize-1)) !=
+         (offset.LowPart & ~(smb_AsyncStoreSize-1))) {
         /* they're different */
         doWriteBack = 1;
         writeBackOffset.HighPart = offset.HighPart;
-        writeBackOffset.LowPart = offset.LowPart & (-cm_chunkSize);
+        writeBackOffset.LowPart = offset.LowPart & ~(smb_AsyncStoreSize-1);
     }
-        
+
     *writtenp = count;
 
     /* now, copy the data one buffer at a time, until we've filled the
@@ -6292,14 +6692,12 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
                 buf_Release(bufferp);
                 bufferp = NULL;
             }  
-            lock_ReleaseMutex(&scp->mx);
+            lock_ReleaseWrite(&scp->rw);
 
-            lock_ObtainRead(&scp->bufCreateLock);
             code = buf_Get(scp, &thyper, &bufferp);
-            lock_ReleaseRead(&scp->bufCreateLock);
 
             lock_ObtainMutex(&bufferp->mx);
-            lock_ObtainMutex(&scp->mx);
+            lock_ObtainWrite(&scp->rw);
             if (code) goto done;
 
             bufferOffset = thyper;
@@ -6338,7 +6736,7 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
                                                                                ConvertLongToLargeInteger(count)),
                                                                minLength))) {
                     if (count < cm_data.buf_blockSize
-                         && bufferp->dataVersion == -1)
+                         && bufferp->dataVersion == CM_BUF_VERSION_BAD)
                         memset(bufferp->datap, 0,
                                 cm_data.buf_blockSize);
                     bufferp->dataVersion = scp->dataVersion;
@@ -6350,9 +6748,9 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
                 lock_ReleaseMutex(&bufferp->mx);
                 code = cm_GetBuffer(scp, bufferp, NULL, userp,
                                      &req);
-                lock_ReleaseMutex(&scp->mx);
+                lock_ReleaseWrite(&scp->rw);
                 lock_ObtainMutex(&bufferp->mx);
-                lock_ObtainMutex(&scp->mx);
+                lock_ObtainWrite(&scp->rw);
                 if (code) break;
             }
             if (code) {
@@ -6395,7 +6793,7 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
     } /* while 1 */
 
   done:
-    lock_ReleaseMutex(&scp->mx);
+    lock_ReleaseWrite(&scp->rw);
 
     if (bufferp) {
         lock_ReleaseMutex(&bufferp->mx);
@@ -6411,27 +6809,37 @@ long smb_WriteData(smb_fid_t *fidp, osi_hyper_t *offsetp, long count, char *op,
     }       
     lock_ReleaseMutex(&fidp->mx);
 
-    if (code == 0 && doWriteBack) {
-        long code2;
-        lock_ObtainMutex(&scp->mx);
-        osi_Log1(smb_logp, "smb_WriteData fid %d calling cm_SyncOp ASYNCSTORE",
-                  fidp->fid);
-        code2 = cm_SyncOp(scp, NULL, userp, &req, 0, CM_SCACHESYNC_ASYNCSTORE);
-        osi_Log2(smb_logp, "smb_WriteData fid %d calling cm_SyncOp ASYNCSTORE returns 0x%x",
-                  fidp->fid, code2);
-        lock_ReleaseMutex(&scp->mx);
-        cm_QueueBKGRequest(scp, cm_BkgStore, writeBackOffset.LowPart,
-                            writeBackOffset.HighPart, cm_chunkSize, 0, userp);
-       /* cm_SyncOpDone is called at the completion of cm_BkgStore */
+    if (code == 0) {
+        if (smb_AsyncStore > 0) {
+            if (doWriteBack) {
+                long code2;
+
+                lock_ObtainWrite(&scp->rw);
+                osi_Log1(smb_logp, "smb_WriteData fid %d calling cm_SyncOp ASYNCSTORE",
+                          fidp->fid);
+                code2 = cm_SyncOp(scp, NULL, userp, &req, 0, CM_SCACHESYNC_ASYNCSTORE);
+                osi_Log2(smb_logp, "smb_WriteData fid %d calling cm_SyncOp ASYNCSTORE returns 0x%x",
+                          fidp->fid, code2);
+                lock_ReleaseWrite(&scp->rw);
+                cm_QueueBKGRequest(scp, cm_BkgStore, writeBackOffset.LowPart,
+                                    writeBackOffset.HighPart, 
+                                    smb_AsyncStoreSize, 0, userp);
+                /* cm_SyncOpDone is called at the completion of cm_BkgStore */
+            }
+        } else {
+            cm_BufWrite(scp, offsetp, *writtenp, 0, userp, &req);
+        }
     }
 
     cm_ReleaseSCache(scp);
 
+  done2:
     osi_Log3(smb_logp, "smb_WriteData fid %d returns 0x%x written %d bytes",
               fidp->fid, code, *writtenp);
     return code;
 }
 
+/* SMB_COM_WRITE */
 long smb_ReceiveCoreWrite(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     unsigned short fd;
@@ -6441,6 +6849,7 @@ long smb_ReceiveCoreWrite(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     long written = 0, total_written = 0;
     unsigned pid;
     smb_fid_t *fidp;
+    smb_t* smbp = (smb_t*) inp;
     long code = 0;
     cm_user_t *userp;
     cm_attr_t truncAttr;       /* attribute struct used for truncating file */
@@ -6488,7 +6897,7 @@ long smb_ReceiveCoreWrite(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         LARGE_INTEGER LOffset;
         LARGE_INTEGER LLength;
 
-        pid = ((smb_t *) inp)->pid;
+        pid = smbp->pid;
         key = cm_GenerateKey(vcp->vcID, pid, fd);
 
         LOffset.HighPart = offset.HighPart;
@@ -6496,9 +6905,9 @@ long smb_ReceiveCoreWrite(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         LLength.HighPart = 0;
         LLength.LowPart = count;
 
-        lock_ObtainMutex(&fidp->scp->mx);
+        lock_ObtainWrite(&fidp->scp->rw);
         code = cm_LockCheckWrite(fidp->scp, LOffset, LLength, key);
-        lock_ReleaseMutex(&fidp->scp->mx);
+        lock_ReleaseWrite(&fidp->scp->rw);
 
         if (code) {
            osi_Log1(smb_logp, "smb_ReceiveCoreWrite lock check failure 0x%x", code);
@@ -6635,6 +7044,7 @@ long smb_ReceiveCoreWriteRawDummy(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t
     return 0;
 }
 
+/* SMB_COM_WRITE_RAW */
 long smb_ReceiveCoreWriteRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp, raw_write_cont_t *rwcp)
 {
     osi_hyper_t offset;
@@ -6642,6 +7052,7 @@ long smb_ReceiveCoreWriteRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *out
     long totalCount;
     unsigned short fd;
     smb_fid_t *fidp;
+    smb_t *smbp = (smb_t*) inp;
     long code = 0;
     cm_user_t *userp;
     char *op;
@@ -6707,7 +7118,7 @@ long smb_ReceiveCoreWriteRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *out
         LARGE_INTEGER LOffset;
         LARGE_INTEGER LLength;
 
-        pid = ((smb_t *) inp)->pid;
+        pid = smbp->pid;
         key = cm_GenerateKey(vcp->vcID, pid, fd);
 
         LOffset.HighPart = offset.HighPart;
@@ -6715,9 +7126,9 @@ long smb_ReceiveCoreWriteRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *out
         LLength.HighPart = 0;
         LLength.LowPart = count;
 
-        lock_ObtainMutex(&fidp->scp->mx);
+        lock_ObtainWrite(&fidp->scp->rw);
         code = cm_LockCheckWrite(fidp->scp, LOffset, LLength, key);
-        lock_ReleaseMutex(&fidp->scp->mx);
+        lock_ReleaseWrite(&fidp->scp->rw);
 
         if (code) {
             smb_ReleaseFID(fidp);
@@ -6812,6 +7223,7 @@ long smb_ReceiveCoreWriteRaw(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *out
     return 0;
 }
 
+/* SMB_COM_READ */
 long smb_ReceiveCoreRead(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     osi_hyper_t offset;
@@ -6819,6 +7231,7 @@ long smb_ReceiveCoreRead(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     unsigned short fd;
     unsigned pid;
     smb_fid_t *fidp;
+    smb_t *smbp = (smb_t*) inp;
     long code = 0;
     cm_user_t *userp;
     char *op;
@@ -6855,7 +7268,7 @@ long smb_ReceiveCoreRead(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         LARGE_INTEGER LOffset, LLength;
         cm_key_t key;
 
-        pid = ((smb_t *) inp)->pid;
+        pid = smbp->pid;
         key = cm_GenerateKey(vcp->vcID, pid, fd);
 
         LOffset.HighPart = 0;
@@ -6863,9 +7276,9 @@ long smb_ReceiveCoreRead(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         LLength.HighPart = 0;
         LLength.LowPart = count;
         
-        lock_ObtainMutex(&fidp->scp->mx);
+        lock_ObtainWrite(&fidp->scp->rw);
         code = cm_LockCheckRead(fidp->scp, LOffset, LLength, key);
-        lock_ReleaseMutex(&fidp->scp->mx);
+        lock_ReleaseWrite(&fidp->scp->rw);
     }
     if (code) {
         smb_ReleaseFID(fidp);
@@ -6908,20 +7321,21 @@ long smb_ReceiveCoreRead(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     return code;
 }
 
+/* SMB_COM_CREATE_DIRECTORY */
 long smb_ReceiveCoreMakeDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
-    char *pathp;
+    clientchar_t *pathp;
     long code = 0;
     cm_space_t *spacep;
-    char *tp;
+    unsigned char *tp;
     cm_user_t *userp;
     cm_scache_t *dscp;                 /* dir we're dealing with */
     cm_scache_t *scp;                  /* file we're creating */
     cm_attr_t setAttr;
     int initialModeBits;
-    char *lastNamep;
+    clientchar_t *lastNamep;
     int caseFold;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     cm_req_t req;
 
     cm_InitReq(&req);
@@ -6932,15 +7346,13 @@ long smb_ReceiveCoreMakeDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
     initialModeBits = 0777;
         
     tp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
+    pathp = smb_ParseASCIIBlock(inp, tp, &tp, SMB_STRF_ANSIPATH);
 
-    if (strcmp(pathp, "\\") == 0)
+    if (cm_ClientStrCmp(pathp, _C("\\")) == 0)
         return CM_ERROR_EXISTS;
 
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &lastNamep, pathp);
+    smb_StripLastComponent(spacep->wdata, &lastNamep, pathp);
 
     userp = smb_GetUserFromVCP(vcp, inp);
 
@@ -6952,7 +7364,7 @@ long smb_ReceiveCoreMakeDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
         return CM_ERROR_NOSUCHPATH;
     }
 
-    code = cm_NameI(cm_data.rootSCachep, spacep->data,
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata,
                     caseFold | CM_FLAG_FOLLOW | CM_FLAG_CHECKPATH,
                     userp, tidPathp, &req, &dscp);
 
@@ -6963,7 +7375,7 @@ long smb_ReceiveCoreMakeDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
         
 #ifdef DFS_SUPPORT
     if (dscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(dscp);
         cm_ReleaseUser(userp);
         if ( WANTS_DFS_PATHNAMES(inp) || pnc )
@@ -7013,7 +7425,7 @@ long smb_ReceiveCoreMakeDir(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp
     return 0;
 }
 
-BOOL smb_IsLegalFilename(char *filename)
+BOOL smb_IsLegalFilename(clientchar_t *filename)
 {
     /* 
      *  Find the longest substring of filename that does not contain
@@ -7021,18 +7433,19 @@ BOOL smb_IsLegalFilename(char *filename)
      *  than the length of the whole string, then one or more of the
      *  illegal chars is in filename. 
      */
-    if (strcspn(filename, illegalChars) < strlen(filename))
+    if (cm_ClientStrCSpn(filename, illegalChars) < cm_ClientStrLen(filename))
         return FALSE;
 
     return TRUE;
-}        
+}
 
+/* SMB_COM_CREATE and SMB_COM_CREATE_NEW */
 long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
-    char *pathp;
+    clientchar_t *pathp;
     long code = 0;
     cm_space_t *spacep;
-    char *tp;
+    unsigned char *tp;
     int excl;
     cm_user_t *userp;
     cm_scache_t *dscp;                 /* dir we're dealing with */
@@ -7041,10 +7454,10 @@ long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     int initialModeBits;
     smb_fid_t *fidp;
     int attributes;
-    char *lastNamep;
+    clientchar_t *lastNamep;
     int caseFold;
     afs_uint32 dosTime;
-    char *tidPathp;
+    clientchar_t *tidPathp;
     cm_req_t req;
     int created = 0;                   /* the file was new */
 
@@ -7062,12 +7475,10 @@ long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
        initialModeBits &= ~0222;
         
     tp = smb_GetSMBData(inp, NULL);
-    pathp = smb_ParseASCIIBlock(tp, &tp);
-    if (smb_StoreAnsiFilenames)
-        OemToChar(pathp,pathp);
+    pathp = smb_ParseASCIIBlock(inp, tp, &tp, SMB_STRF_ANSIPATH);
 
     spacep = inp->spacep;
-    smb_StripLastComponent(spacep->data, &lastNamep, pathp);
+    smb_StripLastComponent(spacep->wdata, &lastNamep, pathp);
 
     userp = smb_GetUserFromVCP(vcp, inp);
 
@@ -7078,7 +7489,7 @@ long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         cm_ReleaseUser(userp);
         return CM_ERROR_NOSUCHPATH;
     }
-    code = cm_NameI(cm_data.rootSCachep, spacep->data, caseFold | CM_FLAG_FOLLOW,
+    code = cm_NameI(cm_data.rootSCachep, spacep->wdata, caseFold | CM_FLAG_FOLLOW,
                     userp, tidPathp, &req, &dscp);
 
     if (code) {
@@ -7088,7 +7499,7 @@ long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         
 #ifdef DFS_SUPPORT
     if (dscp->fileType == CM_SCACHETYPE_DFSLINK) {
-        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->data);
+        int pnc = cm_VolStatus_Notify_DFS_Mapping(dscp, tidPathp, spacep->wdata);
         cm_ReleaseSCache(dscp);
         cm_ReleaseUser(userp);
         if ( WANTS_DFS_PATHNAMES(inp) || pnc )
@@ -7109,7 +7520,7 @@ long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     if (!smb_IsLegalFilename(lastNamep))
         return CM_ERROR_BADNTFILENAME;
 
-    osi_Log1(smb_logp, "SMB receive create [%s]", osi_LogSaveString( smb_logp, pathp ));
+    osi_Log1(smb_logp, "SMB receive create [%S]", osi_LogSaveClientString( smb_logp, pathp ));
 #ifdef DEBUG_VERBOSE
     {
         char *hexp;
@@ -7207,9 +7618,9 @@ long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 
     /* save a pointer to the vnode */
     fidp->scp = scp;
-    lock_ObtainMutex(&scp->mx);
+    lock_ObtainWrite(&scp->rw);
     scp->flags |= CM_SCACHEFLAG_SMB_FID;
-    lock_ReleaseMutex(&scp->mx);
+    lock_ReleaseWrite(&scp->rw);
     
     /* and the user */
     fidp->userp = userp;
@@ -7226,6 +7637,7 @@ long smb_ReceiveCoreCreate(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     return 0;
 }
 
+/* SMB_COM_SEEK */
 long smb_ReceiveCoreSeek(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
 {
     long code = 0;
@@ -7270,7 +7682,7 @@ long smb_ReceiveCoreSeek(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
     scp = fidp->scp;
     cm_HoldSCache(scp);
     lock_ReleaseMutex(&fidp->mx);
-    lock_ObtainMutex(&scp->mx);
+    lock_ObtainWrite(&scp->rw);
     code = cm_SyncOp(scp, NULL, userp, &req, 0,
                      CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
     if (code == 0) {
@@ -7293,7 +7705,7 @@ long smb_ReceiveCoreSeek(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
         smb_SetSMBParm(outp, 1, (new_offset.LowPart>>16) & 0xffff);
         smb_SetSMBDataLength(outp, 0);
     }
-    lock_ReleaseMutex(&scp->mx);
+    lock_ReleaseWrite(&scp->rw);
     smb_ReleaseFID(fidp);
     cm_ReleaseSCache(scp);
     cm_ReleaseUser(userp);
@@ -7394,30 +7806,36 @@ void smb_DispatchPacket(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp,
 
         if (dp->procp) {
             /* we have a recognized operation */
+            char * opName = myCrt_Dispatch(inp->inCom);
 
             if (inp->inCom == 0x1d)
                 /* Raw Write */
                 code = smb_ReceiveCoreWriteRaw (vcp, inp, outp, rwcp);
             else {
-                osi_Log4(smb_logp,"Dispatch %s vcp 0x%p lana %d lsn %d",myCrt_Dispatch(inp->inCom),vcp,vcp->lana,vcp->lsn);
+                osi_Log4(smb_logp,"Dispatch %s vcp 0x%p lana %d lsn %d",
+                         opName,vcp,vcp->lana,vcp->lsn);
                 code = (*(dp->procp)) (vcp, inp, outp);
-                osi_Log4(smb_logp,"Dispatch return  code 0x%x vcp 0x%p lana %d lsn %d",code,vcp,vcp->lana,vcp->lsn);
+                osi_Log4(smb_logp,"Dispatch return  code 0x%x vcp 0x%p lana %d lsn %d",
+                         code,vcp,vcp->lana,vcp->lsn);
 #ifdef LOG_PACKET
                 if ( code == CM_ERROR_BADSMB ||
                      code == CM_ERROR_BADOP )
-                smb_LogPacket(inp);
+                     smb_LogPacket(inp);
 #endif /* LOG_PACKET */
             }   
 
+            newTime = GetTickCount();
+            osi_Log2(smb_logp, "Dispatch %s duration %d ms", opName, newTime - oldTime);
+
             if (oldGen != sessionGen) {
-                newTime = GetTickCount();
                LogEvent(EVENTLOG_WARNING_TYPE, MSG_BAD_SMB_WRONG_SESSION, 
                         newTime - oldTime, ncbp->ncb_length);
-               osi_Log2(smb_logp, "Pkt straddled session startup, "
-                          "took %d ms, ncb length %d", newTime - oldTime, ncbp->ncb_length);
+               osi_Log3(smb_logp, "Request %s straddled session startup, "
+                          "took %d ms, ncb length %d", opName, newTime - oldTime, ncbp->ncb_length);
             }
-        }
-        else {
+
+            FreeSMBStrings(inp);
+        } else {
             /* bad opcode, fail the request, after displaying it */
             osi_Log1(smb_logp, "Received bad SMB req 0x%X", inp->inCom);
 #ifdef LOG_PACKET
@@ -7732,6 +8150,7 @@ void smb_Server(VOID *parmp)
     UCHAR rc;
     smb_vc_t *vcp = NULL;
     smb_t *smbp;
+    extern void rx_StartClientThread(void);
 
     rx_StartClientThread();
 
@@ -7937,8 +8356,10 @@ void smb_Server(VOID *parmp)
         smbp = (smb_t *)bufp->data;
         outbufp->flags = 0;
 
+#ifndef NOTRACE
         __try
         {
+#endif
             if (smbp->com == 0x1d) {
                 /* Special handling for Write Raw */
                 raw_write_cont_t rwc;
@@ -7976,9 +8397,11 @@ void smb_Server(VOID *parmp)
                 /* TODO: what else needs to be serialized? */
                 smb_DispatchPacket(vcp, bufp, outbufp, ncbp, NULL);
             }
+#ifndef NOTRACE        
         }
         __except( smb_ServerExceptionFilter() ) {
         }
+#endif
 
         smb_concurrentCalls--;
 
@@ -8016,7 +8439,7 @@ void InitNCBslot(int idx)
 {
     struct smb_packet *bufp;
     EVENT_HANDLE retHandle;
-    int i;
+    afs_uint32 i;
     char eventName[MAX_PATH];
 
     osi_assertx( idx < (sizeof(NCBs) / sizeof(NCBs[0])), "invalid index" );
@@ -8048,7 +8471,7 @@ void smb_Listener(void *parmp)
     long code = 0;
     long len;
     long i;
-    int  session, thread;
+    afs_uint32  session, thread;
     smb_vc_t *vcp = NULL;
     int flags = 0;
     char rname[NCBNAMSZ+1];
@@ -8057,7 +8480,7 @@ void smb_Listener(void *parmp)
     INT_PTR lana = (INT_PTR) parmp;
     char eventName[MAX_PATH];
 
-    sprintf(eventName,"smb_Listener_lana_%d", (char)lana);
+    sprintf(eventName,"smb_Listener_lana_%d", (unsigned char)lana);
     ListenerShutdown[lana] = thrd_CreateEvent(NULL, FALSE, FALSE, eventName);
     if ( GetLastError() == ERROR_ALREADY_EXISTS )
         thrd_ResetEvent(ListenerShutdown[lana]);
@@ -8206,7 +8629,7 @@ void smb_Listener(void *parmp)
            }
            
            lock_ObtainMutex(&vcp->mx);
-           strcpy(vcp->rname, rname);
+            cm_Utf8ToUtf16(rname, -1, vcp->rname, lengthof(vcp->rname));
            vcp->flags |= flags;
            lock_ReleaseMutex(&vcp->mx);
 
@@ -8277,6 +8700,7 @@ void smb_Listener(void *parmp)
                 smbp->errHigh = (unsigned char) ((errCode >> 8) & 0xff);
                 smbp->rcls = errClass;
             }
+
             smb_SendPacket(vcp, outp);
             smb_FreePacket(outp);
 
@@ -8349,9 +8773,31 @@ exit_thread:
     return;
 }
 
+static void
+smb_LanAdapterChangeThread(void *param)
+{
+    /* 
+     * Give the IPAddrDaemon thread a chance
+     * to block before we trigger.
+     */
+    Sleep(30000);
+    smb_LanAdapterChange(0);
+}
+
 void smb_SetLanAdapterChangeDetected(void)
 {
+    int lpid;
+    thread_t phandle;
+
     lock_ObtainMutex(&smb_StartedLock);
+
+    if (!powerStateSuspended) {
+        phandle = thrd_Create(NULL, 65536, (ThreadFunc) smb_LanAdapterChangeThread,
+                              NULL, 0, &lpid, "smb_LanAdapterChange");
+        osi_assertx(phandle != NULL, "smb_LanAdapterChangeThread thread creation failure");
+        thrd_CloseHandle(phandle);
+    }
+
     smb_LanAdapterChangeDetected = 1;
     lock_ReleaseMutex(&smb_StartedLock);
 }
@@ -8463,6 +8909,8 @@ int smb_NetbiosInit(int locked)
     strcpy(smb_localNamep, cm_NetbiosName);
     afsi_log("smb_localNamep is >%s<", smb_localNamep);
 
+    /* Also copy the value to the client character encoded string */
+    cm_Utf8ToClientString(cm_NetbiosName, -1, cm_NetbiosNameC, MAX_NB_NAME_LENGTH);
 
     if (smb_LANadapter == LANA_INVALID) {
         ncbp->ncb_command = NCBENUM;
@@ -8635,6 +9083,9 @@ void smb_RestartListeners(int locked)
     if (!locked)
         lock_ObtainMutex(&smb_StartedLock);
 
+    if (powerStateSuspended)
+        afsi_log("smb_RestartListeners called while suspended");
+
     if (!powerStateSuspended && smb_ListenerState != SMB_LISTENER_UNINITIALIZED) {
        if (smb_ListenerState == SMB_LISTENER_STOPPED) {
             if (smb_NetbiosInit(1))
@@ -9048,10 +9499,10 @@ void smb_Init(osi_log_t *logp, int useV3,
          * It is actually the domain for local logins, and we are acting as
          * a local SMB server. 
          */
-        bufsize = sizeof(smb_ServerDomainName) - 1;
-        GetComputerName(smb_ServerDomainName, &bufsize);
+        bufsize = lengthof(smb_ServerDomainName) - 1;
+        GetComputerNameW(smb_ServerDomainName, &bufsize);
         smb_ServerDomainNameLength = bufsize + 1; /* bufsize doesn't include terminator */
-        afsi_log("Setting SMB server domain name to [%s]", smb_ServerDomainName);
+        afsi_log("Setting SMB server domain name to [%S]", smb_ServerDomainName);
     }
 
     /* Start listeners, waiters, servers, and daemons */
@@ -9060,7 +9511,7 @@ void smb_Init(osi_log_t *logp, int useV3,
 
     phandle = thrd_Create(NULL, 65536, (ThreadFunc) smb_ClientWaiter,
                           NULL, 0, &lpid, "smb_ClientWaiter");
-    osi_assertx(phandle != NULL, , "smb_ClientWaiter thread creation failure");
+    osi_assertx(phandle != NULL, "smb_ClientWaiter thread creation failure");
     thrd_CloseHandle(phandle);
 
     phandle = thrd_Create(NULL, 65536, (ThreadFunc) smb_ServerWaiter,
@@ -9093,7 +9544,7 @@ void smb_Shutdown(void)
 {
     NCB *ncbp;
     long code = 0;
-    int i;
+    afs_uint32 i;
     smb_vc_t *vcp;
 
     /*fprintf(stderr, "Entering smb_Shutdown\n");*/
@@ -9179,9 +9630,9 @@ void smb_Shutdown(void)
                 if (fidp->scp != NULL) {
                     scp = fidp->scp;
                     fidp->scp = NULL;
-                   lock_ObtainMutex(&scp->mx);
+                   lock_ObtainWrite(&scp->rw);
                    scp->flags &= ~CM_SCACHEFLAG_SMB_FID;
-                   lock_ReleaseMutex(&scp->mx);
+                   lock_ReleaseWrite(&scp->rw);
                    osi_Log2(smb_logp,"smb_Shutdown fidp 0x%p scp 0x%p", fidp, scp);
                     cm_ReleaseSCache(scp);
                 }
@@ -9195,9 +9646,7 @@ void smb_Shutdown(void)
             if (tidp->userp) {
                 cm_user_t *userp = tidp->userp;
                 tidp->userp = NULL;
-                lock_ReleaseWrite(&smb_rctLock);
                 cm_ReleaseUser(userp);
-                lock_ObtainWrite(&smb_rctLock);
             }
         }
     }
@@ -9210,6 +9659,7 @@ void smb_Shutdown(void)
 char *smb_GetSharename()
 {
     char *name;
+    int len;
 
     /* Make sure we have been properly initialized. */
     if (smb_localNamep == NULL)
@@ -9218,16 +9668,18 @@ char *smb_GetSharename()
     /* Allocate space for \\<servername>\<sharename>, plus the
      * terminator.
      */
-    name = malloc(strlen(smb_localNamep) + strlen("ALL") + 4);
-    sprintf(name, "\\\\%s\\%s", smb_localNamep, "ALL");
+    len = (strlen(smb_localNamep) + strlen("ALL") + 4) * sizeof(char);
+    name = malloc(len);
+    snprintf(name, len, "\\\\%s\\%s", smb_localNamep, "ALL");
     return name;
-}   
+}
 
 
 #ifdef LOG_PACKET
 void smb_LogPacket(smb_packet_t *packet)
 {
     BYTE *vp, *cp;
+    smb_t * smbp;
     unsigned length, paramlen, datalen, i, j;
     char buf[81];
     char hex[]={'0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f'};
@@ -9236,11 +9688,12 @@ void smb_LogPacket(smb_packet_t *packet)
 
     osi_Log0(smb_logp, "*** SMB packet dump ***");
 
+    smbp = (smb_t *) packet->data;
     vp = (BYTE *) packet->data;
 
-    datalen = *((WORD*)(vp + (paramlen = ((unsigned)*(vp+20)) << 1)));
-    length = paramlen + 2 + datalen;
-
+    paramlen = smbp->wct * 2;
+    datalen = *((WORD *) (smbp->vdata + paramlen));
+    length = sizeof(*smbp) + paramlen + 1 + datalen;
 
     for (i=0;i < length; i+=16)
     {
@@ -9315,8 +9768,8 @@ int smb_DumpVCP(FILE *outputFile, char *cookie, int lock)
         {
             sprintf(output, "%s -- smb_fidp=0x%p, refCount=%d, fid=%d, vcp=0x%p, scp=0x%p, ioctlp=0x%p, NTopen_pathp=%s, NTopen_wholepathp=%s\r\n", 
                      cookie, fidp, fidp->refCount, fidp->fid, fidp->vcp, fidp->scp, fidp->ioctlp, 
-                     fidp->NTopen_pathp ? fidp->NTopen_pathp : "NULL", 
-                     fidp->NTopen_wholepathp ? fidp->NTopen_wholepathp : "NULL");
+                    fidp->NTopen_pathp ? fidp->NTopen_pathp : _C("NULL"), 
+                    fidp->NTopen_wholepathp ? fidp->NTopen_wholepathp : _C("NULL"));
             WriteFile(outputFile, output, (DWORD)strlen(output), &zilch, NULL);
         }
       
@@ -9345,8 +9798,8 @@ int smb_DumpVCP(FILE *outputFile, char *cookie, int lock)
         {
             sprintf(output, "%s -- smb_fidp=0x%p, refCount=%d, fid=%d, vcp=0x%p, scp=0x%p, ioctlp=0x%p, NTopen_pathp=%s, NTopen_wholepathp=%s\r\n", 
                      cookie, fidp, fidp->refCount, fidp->fid, fidp->vcp, fidp->scp, fidp->ioctlp, 
-                     fidp->NTopen_pathp ? fidp->NTopen_pathp : "NULL", 
-                     fidp->NTopen_wholepathp ? fidp->NTopen_wholepathp : "NULL");
+                    fidp->NTopen_pathp ? fidp->NTopen_pathp : _C("NULL"), 
+                    fidp->NTopen_wholepathp ? fidp->NTopen_wholepathp : _C("NULL"));
             WriteFile(outputFile, output, (DWORD)strlen(output), &zilch, NULL);
         }