Windows: FILE_READ_ONLY_VOLUME not FILE_DEVICE_READ_ONLY
[openafs.git] / src / WINNT / afsrdr / user / RDRFunction.c
index 4eddf01..29e1928 100644 (file)
 static CHAR * RDR_extentBaseAddress = NULL;
 
 void
-RDR_InitReq(cm_req_t *reqp)
+RDR_InitReq(cm_req_t *reqp, BOOL bWow64)
 {
     cm_InitReq(reqp);
     reqp->flags |= CM_REQ_SOURCE_REDIR;
+    if (bWow64)
+        reqp->flags |= CM_REQ_WOW64;
 }
 
 void
@@ -140,6 +142,7 @@ RDR_SetInitParams( OUT AFSRedirectorInitInfo **ppRedirInitInfo, OUT DWORD * pRed
     *pRedirInitInfoLen = (DWORD) (sizeof(AFSRedirectorInitInfo) + (cm_CachePathLen + TempPathLen) * sizeof(WCHAR));
     *ppRedirInitInfo = (AFSRedirectorInitInfo *)malloc(*pRedirInitInfoLen);
     (*ppRedirInitInfo)->Flags = smb_hideDotFiles ? AFS_REDIR_INIT_FLAG_HIDE_DOT_FILES : 0;
+    (*ppRedirInitInfo)->Flags |= cm_shortNames ? 0 : AFS_REDIR_INIT_FLAG_DISABLE_SHORTNAMES;
     (*ppRedirInitInfo)->MaximumChunkLength = cm_data.chunkSize;
     (*ppRedirInitInfo)->GlobalFileId.Cell   = cm_data.rootFid.cell;
     (*ppRedirInitInfo)->GlobalFileId.Volume = cm_data.rootFid.volume;
@@ -748,9 +751,7 @@ RDR_EnumerateDirectory( IN cm_user_t *userp,
     cm_scache_t * dscp = NULL;
     cm_req_t      req;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_EnumerateDirectory FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
              DirID.Cell, DirID.Volume, DirID.Vnode, DirID.Unique);
@@ -896,7 +897,7 @@ RDR_EnumerateDirectory( IN cm_user_t *userp,
                     code = RDR_PopulateCurrentEntry( pCurrentEntry, dwMaxEntryLength,
                                                      dscp, scp, userp, &req,
                                                      entryp->name,
-                                                     cm_Is8Dot3(entryp->name) ? NULL : entryp->shortName,
+                                                     cm_shortNames && cm_Is8Dot3(entryp->name) ? NULL : entryp->shortName,
                                                      (bWow64 ? RDR_POP_WOW64 : 0) |
                                                      (bSkipStatus ? RDR_POP_NO_GETSTATUS : 0),
                                                      code,
@@ -906,7 +907,7 @@ RDR_EnumerateDirectory( IN cm_user_t *userp,
                     code = RDR_PopulateCurrentEntryNoScp( pCurrentEntry, dwMaxEntryLength,
                                                           dscp, &entryp->fid, userp, &req,
                                                           entryp->name,
-                                                          cm_Is8Dot3(entryp->name) ? NULL : entryp->shortName,
+                                                          cm_shortNames && cm_Is8Dot3(entryp->name) ? NULL : entryp->shortName,
                                                           (bWow64 ? RDR_POP_WOW64 : 0),
                                                           code,
                                                           &pCurrentEntry, &dwMaxEntryLength);
@@ -977,15 +978,13 @@ RDR_EvaluateNodeByName( IN cm_user_t *userp,
 
     StringCchCopyNW(FileName, 260, FileNameCounted, FileNameLength / sizeof(WCHAR));
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_EvaluateNodeByName parent FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
              ParentID.Cell, ParentID.Volume, ParentID.Vnode, ParentID.Unique);
 
     /* Allocate enough room to add a volume prefix if necessary */
-    cbName = FileNameLength + (CM_PREFIX_VOL_CCH + 1) * sizeof(WCHAR);
+    cbName = FileNameLength + (CM_PREFIX_VOL_CCH + 64) * sizeof(WCHAR);
     wszName = malloc(cbName);
     if (!wszName) {
         osi_Log0(afsd_logp, "RDR_EvaluateNodeByName Out of Memory");
@@ -1063,21 +1062,47 @@ RDR_EvaluateNodeByName( IN cm_user_t *userp,
     code = cm_Lookup(dscp, wszName, CM_FLAG_CHECKPATH, userp, &req, &scp);
 
     if ((code == CM_ERROR_NOSUCHPATH || code == CM_ERROR_NOSUCHFILE || code == CM_ERROR_BPLUS_NOMATCH) &&
-         (wcschr(wszName, '%') != NULL || wcschr(wszName, '#') != NULL)) {
-        /*
-         * A volume reference:  <cell>{%,#}<volume> -> @vol:<cell>{%,#}<volume>
-         */
-        StringCchCopyNW(wszName, cbName, _C(CM_PREFIX_VOL), CM_PREFIX_VOL_CCH);
-        StringCbCatNW(wszName, cbName, FileName, FileNameLength);
-        bVol = TRUE;
+         dscp == cm_data.rootSCachep) {
+
+        if (wcschr(wszName, '%') != NULL || wcschr(wszName, '#') != NULL) {
+            /*
+             * A volume reference:  <cell>{%,#}<volume> -> @vol:<cell>{%,#}<volume>
+             */
+            StringCchCopyNW(wszName, cbName, _C(CM_PREFIX_VOL), CM_PREFIX_VOL_CCH);
+            StringCbCatNW(wszName, cbName, FileName, FileNameLength);
+            bVol = TRUE;
 
-        code = cm_EvaluateVolumeReference(wszName, CM_FLAG_CHECKPATH, userp, &req, &scp);
+            code = cm_EvaluateVolumeReference(wszName, CM_FLAG_CHECKPATH, userp, &req, &scp);
+        }
+#ifdef AFS_FREELANCE_CLIENT
+        else if (dscp->fid.cell == AFS_FAKE_ROOT_CELL_ID && dscp->fid.volume == AFS_FAKE_ROOT_VOL_ID &&
+                 dscp->fid.vnode == 1 && dscp->fid.unique == 1) {
+            /*
+             * If this is the Freelance volume root directory then treat unrecognized
+             * names as cell names and attempt to find the appropriate "root.cell".
+             */
+            StringCchCopyNW(wszName, cbName, _C(CM_PREFIX_VOL), CM_PREFIX_VOL_CCH);
+            if (FileName[0] == L'.') {
+                StringCbCatNW(wszName, cbName, &FileName[1], FileNameLength);
+                StringCbCatNW(wszName, cbName, L"%", sizeof(WCHAR));
+            } else {
+                StringCbCatNW(wszName, cbName, FileName, FileNameLength);
+                StringCbCatNW(wszName, cbName, L"#", sizeof(WCHAR));
+            }
+            StringCbCatNW(wszName, cbName, L"root.cell", 9 * sizeof(WCHAR));
+            bVol = TRUE;
+
+            code = cm_EvaluateVolumeReference(wszName, CM_FLAG_CHECKPATH, userp, &req, &scp);
+        }
+#endif
     }
 
     if (code == 0 && scp) {
         wchar_t shortName[13]=L"";
 
-        if (bVol) {
+        if (!cm_shortNames) {
+            shortName[0] = L'\0';
+        } else if (bVol) {
             cm_Gen8Dot3VolNameW(scp->fid.cell, scp->fid.volume, shortName, NULL);
         } else if (!cm_Is8Dot3(wszName)) {
             cm_dirFid_t dfid;
@@ -1087,7 +1112,7 @@ RDR_EvaluateNodeByName( IN cm_user_t *userp,
 
             cm_Gen8Dot3NameIntW(FileName, &dfid, shortName, NULL);
         } else {
-            shortName[0] = '\0';
+            shortName[0] = L'\0';
         }
 
         code = RDR_PopulateCurrentEntry(pCurrentEntry, dwRemaining,
@@ -1168,9 +1193,7 @@ RDR_EvaluateNodeByID( IN cm_user_t *userp,
         dwRemaining -= (sizeof( AFSFileEvalResultCB) - sizeof( AFSDirEnumEntry));
     }
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     if (SourceID.Cell != 0) {
         cm_SetFid(&Fid, SourceID.Cell, SourceID.Volume, SourceID.Vnode, SourceID.Unique);
@@ -1304,9 +1327,7 @@ RDR_CreateFileEntry( IN cm_user_t *userp,
               CreateCB->ParentId.Vnode, CreateCB->ParentId.Unique);
     osi_Log1(afsd_logp, "... name=%S", osi_LogSaveStringW(afsd_logp, FileName));
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
     memset(&setAttr, 0, sizeof(cm_attr_t));
 
     *ResultCB = (AFSCommResult *)malloc(size);
@@ -1418,13 +1439,15 @@ RDR_CreateFileEntry( IN cm_user_t *userp,
         cm_SyncOpDone(dscp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
         lock_ReleaseWrite(&dscp->rw);
 
-        dfid.vnode = htonl(scp->fid.vnode);
-        dfid.unique = htonl(scp->fid.unique);
+        if (cm_shortNames) {
+            dfid.vnode = htonl(scp->fid.vnode);
+            dfid.unique = htonl(scp->fid.unique);
 
-        if (!cm_Is8Dot3(FileName))
-            cm_Gen8Dot3NameIntW(FileName, &dfid, shortName, NULL);
-        else
-            shortName[0] = '\0';
+            if (!cm_Is8Dot3(FileName))
+                cm_Gen8Dot3NameIntW(FileName, &dfid, shortName, NULL);
+            else
+                shortName[0] = '\0';
+        }
 
         code = RDR_PopulateCurrentEntry(&pResultCB->DirEnum, dwRemaining,
                                         dscp, scp, userp, &req, FileName, shortName,
@@ -1472,9 +1495,7 @@ RDR_UpdateFileEntry( IN cm_user_t *userp,
     DWORD               status;
     BOOL                bScpLocked = FALSE;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
     memset(&setAttr, 0, sizeof(cm_attr_t));
 
     osi_Log4(afsd_logp, "RDR_UpdateFileEntry parent FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
@@ -1688,9 +1709,7 @@ RDR_CleanupFileEntry( IN cm_user_t *userp,
     BOOL                bFlushFile = FALSE;
     cm_key_t            key;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
     memset(&setAttr, 0, sizeof(cm_attr_t));
 
     osi_Log4(afsd_logp, "RDR_CleanupFileEntry parent FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
@@ -1777,7 +1796,7 @@ RDR_CleanupFileEntry( IN cm_user_t *userp,
     }
     cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
 
-    if ((bLastHandle || bFlushFile) &&
+    if (bLastHandle && (scp->fileType == CM_SCACHETYPE_FILE) &&
         scp->redirBufCount > 0)
     {
         LARGE_INTEGER heldExtents;
@@ -1843,14 +1862,9 @@ RDR_CleanupFileEntry( IN cm_user_t *userp,
 
     /* If not a readonly object, flush dirty data and update metadata */
     if (!(scp->flags & CM_SCACHEFLAG_RO)) {
-        if ((bLastHandle || bFlushFile) &&
-             buf_DirtyBuffersExist(&scp->fid)) {
-            if (!bScpLocked) {
-                lock_ObtainWrite(&scp->rw);
-                bScpLocked = TRUE;
-            }
-            code = cm_SyncOp(scp, NULL, userp, &req, PRSFS_WRITE,
-                             CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        if ((scp->fileType == CM_SCACHETYPE_FILE) && (bLastHandle || bFlushFile)) {
+            /* Serialize with any outstanding AsyncStore operation */
+            code = cm_SyncOp(scp, NULL, userp, &req, 0, CM_SCACHESYNC_ASYNCSTORE);
             if (code == 0) {
                 if (bScpLocked) {
                     lock_ReleaseWrite(&scp->rw);
@@ -1912,8 +1926,10 @@ RDR_CleanupFileEntry( IN cm_user_t *userp,
 
         /* call setattr */
         if (setAttr.mask) {
-            lock_ReleaseWrite(&scp->rw);
-            bScpLocked = FALSE;
+            if (bScpLocked) {
+                lock_ReleaseWrite(&scp->rw);
+                bScpLocked = FALSE;
+            }
             code = cm_SetAttr(scp, &setAttr, userp, &req);
         } else
             code = 0;
@@ -2062,9 +2078,7 @@ RDR_DeleteFileEntry( IN cm_user_t *userp,
              osi_LogSaveStringW(afsd_logp, FileName),
              bCheckOnly);
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
     memset(&setAttr, 0, sizeof(cm_attr_t));
 
     *ResultCB = (AFSCommResult *)malloc( size);
@@ -2235,9 +2249,7 @@ RDR_RenameFileEntry( IN cm_user_t *userp,
     afs_uint32             code;
     DWORD                  status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     StringCchCopyNW(SourceFileName, 260, SourceFileNameCounted, SourceFileNameLength / sizeof(WCHAR));
     StringCchCopyNW(TargetFileName, 260, TargetFileNameCounted, TargetFileNameLength / sizeof(WCHAR));
@@ -2421,13 +2433,15 @@ RDR_RenameFileEntry( IN cm_user_t *userp,
         cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
         lock_ReleaseWrite(&scp->rw);
 
-        dfid.vnode = htonl(scp->fid.vnode);
-        dfid.unique = htonl(scp->fid.unique);
+        if (cm_shortNames) {
+            dfid.vnode = htonl(scp->fid.vnode);
+            dfid.unique = htonl(scp->fid.unique);
 
-        if (!cm_Is8Dot3(TargetFileName))
-            cm_Gen8Dot3NameIntW(TargetFileName, &dfid, shortName, NULL);
-        else
-            shortName[0] = '\0';
+            if (!cm_Is8Dot3(TargetFileName))
+                cm_Gen8Dot3NameIntW(TargetFileName, &dfid, shortName, NULL);
+            else
+                shortName[0] = '\0';
+        }
 
         RDR_PopulateCurrentEntry(&pResultCB->DirEnum, dwRemaining,
                                  newDscp, scp, userp, &req, TargetFileName, shortName,
@@ -2450,6 +2464,341 @@ RDR_RenameFileEntry( IN cm_user_t *userp,
     return;
 }
 
+/*
+ * AFS does not support cross-directory hard links but RDR_HardLinkFileEntry
+ * is written as if AFS does.  The check for cross-directory links is
+ * implemented in cm_Link().
+ *
+ * Windows supports optional ReplaceIfExists functionality.  The AFS file
+ * server does not.  If the target name already exists and bReplaceIfExists
+ * is true, check to see if the user has insert permission before calling
+ * cm_Unlink() on the existing object.  If the user does not have insert
+ * permission return STATUS_ACCESS_DENIED.
+ */
+
+void
+RDR_HardLinkFileEntry( IN cm_user_t *userp,
+                       IN WCHAR    *SourceFileNameCounted,
+                       IN DWORD     SourceFileNameLength,
+                       IN AFSFileID SourceFileId,
+                       IN AFSFileHardLinkCB *pHardLinkCB,
+                       IN BOOL bWow64,
+                       IN DWORD ResultBufferLength,
+                       IN OUT AFSCommResult **ResultCB)
+{
+
+    AFSFileHardLinkResultCB *pResultCB = NULL;
+    size_t size = sizeof(AFSCommResult) + ResultBufferLength - 1;
+    AFSFileID              SourceParentId   = pHardLinkCB->SourceParentId;
+    AFSFileID              TargetParentId   = pHardLinkCB->TargetParentId;
+    WCHAR *                TargetFileNameCounted = pHardLinkCB->TargetName;
+    DWORD                  TargetFileNameLength = pHardLinkCB->TargetNameLength;
+    cm_fid_t               SourceParentFid;
+    cm_fid_t               TargetParentFid;
+    cm_fid_t              SourceFid;
+    cm_fid_t              OrigTargetFid = {0,0,0,0,0};
+    cm_scache_t *          srcDscp = NULL;
+    cm_scache_t *          targetDscp = NULL;
+    cm_scache_t *          srcScp = NULL;
+    cm_dirOp_t             dirop;
+    wchar_t                shortName[13];
+    wchar_t                SourceFileName[260];
+    wchar_t                TargetFileName[260];
+    cm_dirFid_t            dfid;
+    cm_req_t               req;
+    afs_uint32             code;
+    DWORD                  status;
+
+    RDR_InitReq(&req, bWow64);
+
+    StringCchCopyNW(SourceFileName, 260, SourceFileNameCounted, SourceFileNameLength / sizeof(WCHAR));
+    StringCchCopyNW(TargetFileName, 260, TargetFileNameCounted, TargetFileNameLength / sizeof(WCHAR));
+
+    osi_Log4(afsd_logp, "RDR_HardLinkFileEntry Source Parent FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
+              SourceParentId.Cell,  SourceParentId.Volume,
+              SourceParentId.Vnode, SourceParentId.Unique);
+    osi_Log2(afsd_logp, "... Source Name=%S Length %u", osi_LogSaveStringW(afsd_logp, SourceFileName), SourceFileNameLength);
+    osi_Log4(afsd_logp, "... Target Parent FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
+              TargetParentId.Cell,  TargetParentId.Volume,
+              TargetParentId.Vnode, TargetParentId.Unique);
+    osi_Log2(afsd_logp, "... Target Name=%S Length %u", osi_LogSaveStringW(afsd_logp, TargetFileName), TargetFileNameLength);
+
+    *ResultCB = (AFSCommResult *)malloc( size);
+    if (!(*ResultCB))
+       return;
+
+    memset( *ResultCB,
+            '\0',
+            size);
+
+    pResultCB = (AFSFileHardLinkResultCB *)(*ResultCB)->ResultData;
+
+    if (SourceFileNameLength == 0 || TargetFileNameLength == 0)
+    {
+        osi_Log2(afsd_logp, "RDR_HardLinkFileEntry Invalid Name Length: src %u target %u",
+                 SourceFileNameLength, TargetFileNameLength);
+        (*ResultCB)->ResultStatus = STATUS_INVALID_PARAMETER;
+        return;
+    }
+
+    SourceFid.cell   = SourceFileId.Cell;
+    SourceFid.volume = SourceFileId.Volume;
+    SourceFid.vnode  = SourceFileId.Vnode;
+    SourceFid.unique = SourceFileId.Unique;
+    SourceFid.hash   = SourceFileId.Hash;
+
+    SourceParentFid.cell   = SourceParentId.Cell;
+    SourceParentFid.volume = SourceParentId.Volume;
+    SourceParentFid.vnode  = SourceParentId.Vnode;
+    SourceParentFid.unique = SourceParentId.Unique;
+    SourceParentFid.hash   = SourceParentId.Hash;
+
+    TargetParentFid.cell   = TargetParentId.Cell;
+    TargetParentFid.volume = TargetParentId.Volume;
+    TargetParentFid.vnode  = TargetParentId.Vnode;
+    TargetParentFid.unique = TargetParentId.Unique;
+    TargetParentFid.hash   = TargetParentId.Hash;
+
+    code = cm_GetSCache(&SourceFid, NULL, &srcScp, userp, &req);
+    if (code) {
+        osi_Log1(afsd_logp, "RDR_HardLinkFileEntry cm_GetSCache source failed code 0x%x", code);
+        smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+        (*ResultCB)->ResultStatus = status;
+        return;
+    }
+
+    code = cm_GetSCache(&TargetParentFid, NULL, &targetDscp, userp, &req);
+    if (code) {
+        osi_Log1(afsd_logp, "RDR_HardLinkFileEntry cm_GetSCache target parent failed code 0x%x", code);
+        smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+        (*ResultCB)->ResultStatus = status;
+        cm_ReleaseSCache(srcScp);
+        return;
+    }
+
+    lock_ObtainWrite(&targetDscp->rw);
+    code = cm_SyncOp(targetDscp, NULL, userp, &req, PRSFS_INSERT,
+                      CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+    if (code) {
+        osi_Log2(afsd_logp, "RDR_HardLinkFileEntry cm_SyncOp targetDscp 0x%p failed code 0x%x", targetDscp, code);
+        smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+        (*ResultCB)->ResultStatus = status;
+        lock_ReleaseWrite(&targetDscp->rw);
+        cm_ReleaseSCache(srcScp);
+        cm_ReleaseSCache(targetDscp);
+        return;
+    }
+
+    cm_SyncOpDone(targetDscp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+    lock_ReleaseWrite(&targetDscp->rw);
+
+    if (targetDscp->fileType != CM_SCACHETYPE_DIRECTORY) {
+        osi_Log1(afsd_logp, "RDR_HardLinkFileEntry targetDscp 0x%p not a directory", targetDscp);
+        (*ResultCB)->ResultStatus = STATUS_NOT_A_DIRECTORY;
+        cm_ReleaseSCache(srcScp);
+        cm_ReleaseSCache(targetDscp);
+        return;
+    }
+
+    if ( cm_FidCmp(&SourceParentFid, &TargetParentFid) ) {
+        code = cm_GetSCache(&SourceParentFid, NULL, &srcDscp, userp, &req);
+        if (code) {
+            osi_Log1(afsd_logp, "RDR_HardLinkFileEntry cm_GetSCache source parent failed code 0x%x", code);
+            smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+            if ( status == STATUS_INVALID_HANDLE)
+                status = STATUS_OBJECT_PATH_INVALID;
+            (*ResultCB)->ResultStatus = status;
+            cm_ReleaseSCache(srcScp);
+            cm_ReleaseSCache(targetDscp);
+            return;
+        }
+
+        lock_ObtainWrite(&srcDscp->rw);
+        code = cm_SyncOp(srcDscp, NULL, userp, &req, 0,
+                          CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        if (code) {
+            osi_Log2(afsd_logp, "RDR_HardLinkFileEntry cm_SyncOp srcDscp 0x%p failed code 0x%x", srcDscp, code);
+            smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+            if ( status == STATUS_INVALID_HANDLE)
+                status = STATUS_OBJECT_PATH_INVALID;
+            (*ResultCB)->ResultStatus = status;
+            lock_ReleaseWrite(&srcDscp->rw);
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(targetDscp);
+            cm_ReleaseSCache(srcScp);
+            return;
+        }
+
+        cm_SyncOpDone(srcDscp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        lock_ReleaseWrite(&srcDscp->rw);
+
+        if (srcDscp->fileType != CM_SCACHETYPE_DIRECTORY) {
+            osi_Log1(afsd_logp, "RDR_HardLinkFileEntry srcDscp 0x%p not a directory", srcDscp);
+            (*ResultCB)->ResultStatus = STATUS_NOT_A_DIRECTORY;
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(targetDscp);
+            cm_ReleaseSCache(srcScp);
+            return;
+        }
+    } else {
+        srcDscp = targetDscp;
+    }
+
+    /* Obtain the target FID if it exists */
+    code = cm_BeginDirOp( targetDscp, userp, &req, CM_DIRLOCK_READ, CM_DIROP_FLAG_NONE, &dirop);
+    if (code == 0) {
+        code = cm_BPlusDirLookup(&dirop, TargetFileName, &OrigTargetFid);
+        cm_EndDirOp(&dirop);
+    }
+
+    if (OrigTargetFid.vnode) {
+
+        /* An object exists with the target name */
+        if (!pHardLinkCB->bReplaceIfExists) {
+            osi_Log0(afsd_logp, "RDR_HardLinkFileEntry target name collision and !ReplaceIfExists");
+            (*ResultCB)->ResultStatus = STATUS_OBJECT_NAME_COLLISION;
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(targetDscp);
+            cm_ReleaseSCache(srcScp);
+            return;
+        }
+
+        lock_ObtainWrite(&targetDscp->rw);
+        code = cm_SyncOp(targetDscp, NULL, userp, &req, PRSFS_INSERT | PRSFS_DELETE,
+                          CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        if (code) {
+            smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+            (*ResultCB)->ResultStatus = status;
+            lock_ReleaseWrite(&srcDscp->rw);
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(targetDscp);
+            cm_ReleaseSCache(srcScp);
+            return;
+        }
+        cm_SyncOpDone(targetDscp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        lock_ReleaseWrite(&targetDscp->rw);
+
+        code = cm_Unlink(targetDscp, NULL, TargetFileName, userp, &req);
+        if (code) {
+            osi_Log1(afsd_logp, "RDR_HardLinkFileEntry cm_Unlink code 0x%x", code);
+            smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+            (*ResultCB)->ResultStatus = status;
+            lock_ReleaseWrite(&srcDscp->rw);
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(targetDscp);
+            cm_ReleaseSCache(srcScp);
+            return;
+        }
+    }
+
+    code = cm_Link( targetDscp, TargetFileName, srcScp, 0, userp, &req);
+    if (code == 0) {
+        cm_fid_t TargetFid;
+        cm_scache_t *targetScp = 0;
+        DWORD dwRemaining;
+
+        (*ResultCB)->ResultBufferLength = ResultBufferLength;
+        dwRemaining = ResultBufferLength - sizeof( AFSFileHardLinkResultCB) + sizeof( AFSDirEnumEntry);
+        (*ResultCB)->ResultStatus = 0;
+
+        pResultCB->SourceParentDataVersion.QuadPart = srcDscp->dataVersion;
+        pResultCB->TargetParentDataVersion.QuadPart = targetDscp->dataVersion;
+
+        osi_Log2(afsd_logp, "RDR_HardLinkFileEntry cm_Link srcDscp 0x%p targetDscp 0x%p SUCCESS",
+                 srcDscp, targetDscp);
+
+        code = cm_BeginDirOp( targetDscp, userp, &req, CM_DIRLOCK_READ, CM_DIROP_FLAG_NONE, &dirop);
+        if (code == 0) {
+            code = cm_BPlusDirLookup(&dirop, TargetFileName, &TargetFid);
+            cm_EndDirOp(&dirop);
+        }
+
+        if (code != 0) {
+            osi_Log1(afsd_logp, "RDR_HardLinkFileEntry cm_BPlusDirLookup failed code 0x%x",
+                     code);
+            (*ResultCB)->ResultStatus = STATUS_OBJECT_PATH_INVALID;
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(srcScp);
+            cm_ReleaseSCache(targetDscp);
+            return;
+        }
+
+        osi_Log4(afsd_logp, "RDR_HardLinkFileEntry Target FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
+                  TargetFid.cell,  TargetFid.volume,
+                  TargetFid.vnode, TargetFid.unique);
+
+        code = cm_GetSCache(&TargetFid, &targetDscp->fid, &targetScp, userp, &req);
+        if (code) {
+            osi_Log1(afsd_logp, "RDR_HardLinkFileEntry cm_GetSCache target failed code 0x%x", code);
+            smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+            (*ResultCB)->ResultStatus = status;
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(srcScp);
+            cm_ReleaseSCache(targetDscp);
+            return;
+        }
+
+        /* Make sure the source vnode is current */
+        lock_ObtainWrite(&targetScp->rw);
+        code = cm_SyncOp(targetScp, NULL, userp, &req, 0,
+                         CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        if (code) {
+            osi_Log2(afsd_logp, "RDR_HardLinkFileEntry cm_SyncOp scp 0x%p failed code 0x%x",
+                     targetScp, code);
+            smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+            (*ResultCB)->ResultStatus = status;
+            lock_ReleaseWrite(&targetScp->rw);
+            cm_ReleaseSCache(targetScp);
+            if (srcDscp != targetDscp)
+                cm_ReleaseSCache(srcDscp);
+            cm_ReleaseSCache(srcScp);
+            cm_ReleaseSCache(targetDscp);
+            return;
+        }
+
+        cm_SyncOpDone(targetScp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        lock_ReleaseWrite(&targetScp->rw);
+
+        if (cm_shortNames) {
+            dfid.vnode = htonl(targetScp->fid.vnode);
+            dfid.unique = htonl(targetScp->fid.unique);
+
+            if (!cm_Is8Dot3(TargetFileName))
+                cm_Gen8Dot3NameIntW(TargetFileName, &dfid, shortName, NULL);
+            else
+                shortName[0] = '\0';
+        }
+
+        RDR_PopulateCurrentEntry(&pResultCB->DirEnum, dwRemaining,
+                                 targetDscp, targetScp, userp, &req, TargetFileName, shortName,
+                                 RDR_POP_FOLLOW_MOUNTPOINTS | RDR_POP_EVALUATE_SYMLINKS,
+                                 0, NULL, &dwRemaining);
+        (*ResultCB)->ResultBufferLength = ResultBufferLength - dwRemaining;
+        cm_ReleaseSCache(targetScp);
+
+        osi_Log0(afsd_logp, "RDR_HardLinkFileEntry SUCCESS");
+    } else {
+        osi_Log3(afsd_logp, "RDR_HardLinkFileEntry cm_Link srcDscp 0x%p targetDscp 0x%p failed code 0x%x",
+                 srcDscp, targetDscp, code);
+        smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
+        (*ResultCB)->ResultStatus = status;
+        (*ResultCB)->ResultBufferLength = 0;
+    }
+
+    cm_ReleaseSCache(srcScp);
+    if (srcDscp != targetDscp)
+        cm_ReleaseSCache(srcDscp);
+    cm_ReleaseSCache(targetDscp);
+    return;
+}
+
 void
 RDR_FlushFileEntry( IN cm_user_t *userp,
                     IN AFSFileID FileId,
@@ -2466,9 +2815,7 @@ RDR_FlushFileEntry( IN cm_user_t *userp,
     char        dbgstr[1024];
 #endif
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_FlushFileEntry File FID cell 0x%x vol 0x%x vno 0x%x uniq 0x%x",
               FileId.Cell, FileId.Volume,
@@ -2647,9 +2994,7 @@ RDR_OpenFileEntry( IN cm_user_t *userp,
     cm_req_t    req;
     DWORD       status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_OpenFileEntry File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
               FileId.Cell, FileId.Volume,
@@ -2825,9 +3170,7 @@ RDR_ReleaseFileAccess( IN cm_user_t *userp,
     cm_req_t    req;
     DWORD       status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_ReleaseFileAccess File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
               FileId.Cell, FileId.Volume,
@@ -2944,8 +3287,7 @@ HexCheckSum(unsigned char * buf, int buflen, unsigned char * md5cksum)
 
 /* do the background fetch. */
 afs_int32
-RDR_BkgFetch(cm_scache_t *scp, afs_uint32 p1, afs_uint32 p2, afs_uint32 p3, afs_uint32 p4,
-             cm_user_t *userp, cm_req_t *reqp)
+RDR_BkgFetch(cm_scache_t *scp, void *rockp, cm_user_t *userp, cm_req_t *reqp)
 {
     osi_hyper_t length;
     osi_hyper_t base;
@@ -2973,15 +3315,12 @@ RDR_BkgFetch(cm_scache_t *scp, afs_uint32 p1, afs_uint32 p2, afs_uint32 p3, afs_
     fetched.LowPart = 0;
     fetched.HighPart = 0;
     tblocksize = ConvertLongToLargeInteger(cm_data.buf_blockSize);
-    base.LowPart = p1;
-    base.HighPart = p2;
-    length.LowPart = p3;
-    length.HighPart = p4;
-
+    base = ((rock_BkgFetch_t *)rockp)->base;
+    length = ((rock_BkgFetch_t *)rockp)->length;
     end = LargeIntegerAdd(base, length);
 
     osi_Log5(afsd_logp, "Starting BKG Fetch scp 0x%p offset 0x%x:%x length 0x%x:%x",
-             scp, p2, p1, p4, p3);
+             scp, base.HighPart, base.LowPart, length.HighPart, length.LowPart);
 
     /*
      * Make sure we have a callback.
@@ -3001,7 +3340,7 @@ RDR_BkgFetch(cm_scache_t *scp, afs_uint32 p1, afs_uint32 p2, afs_uint32 p3, afs_
     }
     lock_ReleaseWrite(&scp->rw);
 
-    dwResultBufferLength = (DWORD)(sizeof( AFSSetFileExtentsCB) + sizeof( AFSSetFileExtentsCB) * (length.QuadPart / cm_data.blockSize + 1));
+    dwResultBufferLength = (DWORD)(sizeof( AFSSetFileExtentsCB) + sizeof( AFSFileExtentCB) * (length.QuadPart / cm_data.blockSize + 1));
     pResultCB = (AFSSetFileExtentsCB *)malloc( dwResultBufferLength );
     if (!pResultCB)
         return CM_ERROR_RETRY;
@@ -3117,6 +3456,9 @@ RDR_BkgFetch(cm_scache_t *scp, afs_uint32 p1, afs_uint32 p2, afs_uint32 p3, afs_
             case RXKADNOAUTH:
             case CM_ERROR_QUOTA:
             case CM_ERROR_LOCK_CONFLICT:
+            case EIO:
+            case CM_ERROR_INVAL_NET_RESP:
+            case CM_ERROR_UNKNOWN:
                 /*
                  * these are fatal errors.  deliver what we can
                  * and halt.
@@ -3188,9 +3530,7 @@ RDR_RequestFileExtentsAsync( IN cm_user_t *userp,
     cm_req_t    req;
     BOOLEAN     bBufRelease = TRUE;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
     req.flags |= CM_REQ_NORETRY;
 
     osi_Log4(afsd_logp, "RDR_RequestFileExtentsAsync File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
@@ -3392,10 +3732,21 @@ RDR_RequestFileExtentsAsync( IN cm_user_t *userp,
                 buf_Release(bufp);
 
             if (QueueLength) {
-                cm_QueueBKGRequest(scp, RDR_BkgFetch, QueueOffset.LowPart, QueueOffset.HighPart,
-                                   QueueLength, 0, userp, &req);
-                osi_Log3(afsd_logp, "RDR_RequestFileExtentsAsync Queued a Background Fetch offset 0x%x:%x length 0x%x",
-                         QueueOffset.HighPart, QueueOffset.LowPart, QueueLength);
+                rock_BkgFetch_t * rockp = malloc(sizeof(*rockp));
+
+                if (rockp) {
+                    req.flags &= ~CM_REQ_NORETRY;
+                    rockp->base = QueueOffset;
+                    rockp->length.LowPart = QueueLength;
+                    rockp->length.HighPart = 0;
+
+                    cm_QueueBKGRequest(scp, RDR_BkgFetch, rockp, userp, &req);
+                    osi_Log3(afsd_logp, "RDR_RequestFileExtentsAsync Queued a Background Fetch offset 0x%x:%x length 0x%x",
+                              QueueOffset.HighPart, QueueOffset.LowPart, QueueLength);
+                    req.flags |= CM_REQ_NORETRY;
+                } else {
+                    code = ENOMEM;
+                }
             }
         } else {
             /* No error from buf_Get() can be fatal */
@@ -3406,11 +3757,20 @@ RDR_RequestFileExtentsAsync( IN cm_user_t *userp,
 
     if (BeginOffset.QuadPart != EndOffset.QuadPart) {
         afs_uint32 length = (afs_uint32)(EndOffset.QuadPart - BeginOffset.QuadPart);
+        rock_BkgFetch_t * rockp = malloc(sizeof(*rockp));
+
+        if (rockp) {
+            req.flags &= ~CM_REQ_NORETRY;
+            rockp->base = QueueOffset;
+            rockp->length.LowPart = QueueLength;
+            rockp->length.HighPart = 0;
 
-        cm_QueueBKGRequest(scp, RDR_BkgFetch, BeginOffset.LowPart, BeginOffset.HighPart,
-                           length, 0, userp, &req);
-        osi_Log3(afsd_logp, "RDR_RequestFileExtentsAsync Queued a Background Fetch offset 0x%x:%x length 0x%x",
-                  BeginOffset.HighPart, BeginOffset.LowPart, length);
+            cm_QueueBKGRequest(scp, RDR_BkgFetch, rockp, userp, &req);
+            osi_Log3(afsd_logp, "RDR_RequestFileExtentsAsync Queued a Background Fetch offset 0x%x:%x length 0x%x",
+                     BeginOffset.HighPart, BeginOffset.LowPart, length);
+        } else {
+            code = ENOMEM;
+        }
     }
     cm_ReleaseSCache(scp);
 
@@ -3445,6 +3805,7 @@ RDR_ReleaseFileExtents( IN cm_user_t *userp,
     int         released = 0;
     int         deleted = 0;
     DWORD       status;
+    rock_BkgStore_t *rockp;
 #ifdef ODS_DEBUG
 #ifdef VALIDATE_CHECK_SUM
     char md5dbg[33], md5dbg2[33], md5dbg3[33];
@@ -3452,9 +3813,7 @@ RDR_ReleaseFileExtents( IN cm_user_t *userp,
     char dbgstr[1024];
 #endif
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_ReleaseFileExtents File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
               FileId.Cell, FileId.Volume,
@@ -3835,9 +4194,6 @@ RDR_ReleaseFileExtents( IN cm_user_t *userp,
                           pExtent->CacheOffset.LowPart);
                 osi_Log5( afsd_logp, "... belongs to bp 0x%p vol 0x%x vno 0x%x foffset 0x%x:%x",
                           wbp, wbp->fid.volume, wbp->fid.vnode, wbp->offset.HighPart, wbp->offset.LowPart);
-#ifdef DEBUG
-                DebugBreak();
-#endif
             }
             buf_Release(bufp);
         }
@@ -3873,7 +4229,9 @@ RDR_ReleaseFileExtents( IN cm_user_t *userp,
     }
 
     if (scp) {
-        if (ReleaseExtentsCB->Flags & AFS_EXTENT_FLAG_FLUSH) {
+        if (deleted) {
+            code = 0;
+        } else if (ReleaseExtentsCB->Flags & AFS_EXTENT_FLAG_FLUSH) {
             lock_ObtainWrite(&scp->rw);
             code = cm_SyncOp(scp, NULL, userp, &req, PRSFS_WRITE,
                              CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
@@ -3901,15 +4259,32 @@ RDR_ReleaseFileExtents( IN cm_user_t *userp,
                     {
                         length += cm_data.buf_blockSize;
                     } else {
-                        if (!(offset.QuadPart == 0 && length == 0))
-                            cm_QueueBKGRequest(scp, cm_BkgStore, offset.LowPart, offset.HighPart,
-                                                length, 0, userp, &req);
+                        if (!(offset.QuadPart == 0 && length == 0)) {
+                            rockp = malloc(sizeof(*rockp));
+                            if (rockp) {
+                                rockp->length = length;
+                                rockp->offset = offset;
+
+                                cm_QueueBKGRequest(scp, cm_BkgStore, rockp, userp, &req);
+
+                                /* rock is freed by cm_BkgStore */
+                            }
+                        }
                         offset.QuadPart = ReleaseExtentsCB->FileExtents[count].FileOffset.QuadPart;
                         length = cm_data.buf_blockSize;
                     }
                 }
-                cm_QueueBKGRequest(scp, cm_BkgStore, offset.LowPart, offset.HighPart,
-                                   length, 0, userp, &req);
+
+                /* Store whatever is left */
+                rockp = malloc(sizeof(*rockp));
+                if (rockp) {
+                    rockp->length = length;
+                    rockp->offset = offset;
+
+                    cm_QueueBKGRequest(scp, cm_BkgStore, rockp, userp, &req);
+
+                    /* rock is freed by cm_BkgStore */
+                }
             }
         }
         cm_ReleaseSCache(scp);
@@ -3942,13 +4317,14 @@ RDR_ProcessReleaseFileExtentsResult( IN AFSReleaseFileExtentsResultCB *ReleaseFi
     cm_buf_t    *bufp;
     unsigned int fileno, extentno, total_extents = 0;
     AFSReleaseFileExtentsResultFileCB *pNextFileCB;
+    rock_BkgStore_t *rockp;
 #ifdef ODS_DEBUG
 #ifdef VALIDATE_CHECK_SUM
     char md5dbg[33], md5dbg2[33], md5dbg3[33];
 #endif
     char dbgstr[1024];
 #endif
-    RDR_InitReq(&req);
+    RDR_InitReq(&req, FALSE);
 
     for ( fileno = 0, pNextFileCB = &ReleaseFileExtentsResultCB->Files[0];
           fileno < ReleaseFileExtentsResultCB->FileCount;
@@ -4241,10 +4617,8 @@ RDR_ProcessReleaseFileExtentsResult( IN AFSReleaseFileExtentsResultCB *ReleaseFi
                                     osi_Log2(afsd_logp, "... coffset 0x%x:%x",
                                              pExtent->CacheOffset.HighPart,
                                              pExtent->CacheOffset.LowPart);
-#ifdef DEBUG
-                                    DebugBreak();
-#endif
-                                    if (!deleted) {
+
+                                   if (!deleted) {
                                         buf_SetDirty(bufp, &req, pExtent->DirtyOffset, pExtent->DirtyLength, userp);
                                         dirty++;
                                     }
@@ -4302,9 +4676,6 @@ RDR_ProcessReleaseFileExtentsResult( IN AFSReleaseFileExtentsResultCB *ReleaseFi
                                  wbp, wbp->fid.volume, wbp->fid.vnode, wbp->offset.HighPart, wbp->offset.LowPart);
                     else
                         osi_Log0(afsd_logp, "... coffset cannot be found");
-#ifdef DEBUG
-                    DebugBreak();
-#endif
                 }
                 buf_Release(bufp);
             } else {
@@ -4353,15 +4724,32 @@ RDR_ProcessReleaseFileExtentsResult( IN AFSReleaseFileExtentsResultCB *ReleaseFi
                      length < cm_chunkSize) {
                     length += cm_data.buf_blockSize;
                 } else {
-                    if (!(offset.QuadPart == 0 && length == 0))
-                        cm_QueueBKGRequest(scp, cm_BkgStore, offset.LowPart, offset.HighPart,
-                                            length, 0, userp, &req);
+                    if (!(offset.QuadPart == 0 && length == 0)) {
+                        rockp = malloc(sizeof(*rockp));
+                        if (rockp) {
+                            rockp->offset = offset;
+                            rockp->length = length;
+
+                            cm_QueueBKGRequest(scp, cm_BkgStore, rockp, userp, &req);
+                        } else {
+                            code = ENOMEM;
+                        }
+                    }
                     offset.QuadPart = pExtent->FileOffset.QuadPart;
                     length = cm_data.buf_blockSize;
                 }
             }
-            cm_QueueBKGRequest(scp, cm_BkgStore, offset.LowPart, offset.HighPart,
-                                length, 0, userp, &req);
+
+            /* Background store the rest */
+            rockp = malloc(sizeof(*rockp));
+            if (rockp) {
+                rockp->offset = offset;
+                rockp->length = length;
+
+                cm_QueueBKGRequest(scp, cm_BkgStore, rockp, userp, &req);
+            } else {
+                code = ENOMEM;
+            }
         }
 
         osi_Log5(afsd_logp, "RDR_ProcessReleaseFileExtentsResult File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x Released %d",
@@ -4404,7 +4792,7 @@ RDR_ReleaseFailedSetFileExtents( IN cm_user_t *userp,
     cm_scache_t *    scp = NULL;
     int              dirty = 0;
 
-    RDR_InitReq(&req);
+    RDR_InitReq(&req, FALSE);
 
     osi_Log4(afsd_logp, "RDR_ReleaseFailedSetFileExtents %d.%d.%d.%d",
               SetFileExtentsResultCB->FileId.Cell, SetFileExtentsResultCB->FileId.Volume,
@@ -4478,6 +4866,9 @@ RDR_PioctlOpen( IN cm_user_t *userp,
 {
     cm_fid_t    ParentFid;
     cm_fid_t    RootFid;
+    cm_req_t    req;
+
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( sizeof( AFSCommResult));
     if (!(*ResultCB))
@@ -4502,7 +4893,7 @@ RDR_PioctlOpen( IN cm_user_t *userp,
     RootFid.hash = pPioctlCB->RootId.Hash;
 
     /* Create the pioctl index */
-    RDR_SetupIoctl(pPioctlCB->RequestId, &ParentFid, &RootFid, userp);
+    RDR_SetupIoctl(pPioctlCB->RequestId, &ParentFid, &RootFid, userp, &req);
 
     return;
 }
@@ -4545,9 +4936,7 @@ RDR_PioctlWrite( IN cm_user_t *userp,
     cm_req_t    req;
     DWORD       status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( sizeof( AFSCommResult) + sizeof(AFSPIOCtlIOResultCB));
     if (!(*ResultCB))
@@ -4559,7 +4948,7 @@ RDR_PioctlWrite( IN cm_user_t *userp,
 
     pResultCB = (AFSPIOCtlIOResultCB *)(*ResultCB)->ResultData;
 
-    code = RDR_IoctlWrite(userp, pPioctlCB->RequestId, pPioctlCB->BufferLength, pPioctlCB->MappedBuffer, &req);
+    code = RDR_IoctlWrite(userp, pPioctlCB->RequestId, pPioctlCB->BufferLength, pPioctlCB->MappedBuffer);
     if (code) {
         smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
         (*ResultCB)->ResultStatus = status;
@@ -4586,9 +4975,7 @@ RDR_PioctlRead( IN cm_user_t *userp,
     DWORD       status;
     afs_uint32  pflags = (bIsLocalSystem ? AFSCALL_FLAG_LOCAL_SYSTEM : 0);
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( sizeof( AFSCommResult) + sizeof(AFSPIOCtlIOResultCB));
     if (!(*ResultCB))
@@ -4601,7 +4988,7 @@ RDR_PioctlRead( IN cm_user_t *userp,
     pResultCB = (AFSPIOCtlIOResultCB *)(*ResultCB)->ResultData;
 
     code = RDR_IoctlRead(userp, pPioctlCB->RequestId, pPioctlCB->BufferLength, pPioctlCB->MappedBuffer,
-                         &pResultCB->BytesProcessed, &req, pflags);
+                         &pResultCB->BytesProcessed, pflags);
     if (code) {
         smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
         (*ResultCB)->ResultStatus = status;
@@ -4632,9 +5019,7 @@ RDR_ByteRangeLockSync( IN cm_user_t     *userp,
 
     ProcessId.QuadPart = pBRLRequestCB->ProcessId;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_ByteRangeLockSync File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
               FileId.Cell, FileId.Volume,
@@ -4761,9 +5146,7 @@ RDR_ByteRangeUnlock( IN cm_user_t     *userp,
 
     ProcessId.QuadPart = pBRURequestCB->ProcessId;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_ByteRangeUnlock File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
               FileId.Cell, FileId.Volume,
@@ -4877,9 +5260,7 @@ RDR_ByteRangeUnlockAll( IN cm_user_t     *userp,
 
     ProcessId.QuadPart = pBRURequestCB->ProcessId;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_ByteRangeUnlockAll File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
               FileId.Cell, FileId.Volume,
@@ -4956,7 +5337,6 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
     DWORD       Length;
     cm_scache_t *scp = NULL;
     cm_volume_t *volp = NULL;
-    cm_vol_state_t *volstatep = NULL;
     afs_uint32   volType;
     cm_cell_t   *cellp = NULL;
     cm_fid_t    Fid;
@@ -4974,10 +5354,10 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
     char *OfflineMsg;
     char *MOTD;
     struct rx_connection * rxconnp;
+    int sync_done = 0;
+    int scp_locked = 0;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_GetVolumeInfo File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
              FileId.Cell, FileId.Volume,
@@ -5017,18 +5397,7 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
         return;
     }
     lock_ObtainWrite(&scp->rw);
-
-    code = cm_SyncOp(scp, NULL, userp, &req, PRSFS_READ,
-                      CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
-    if (code) {
-        lock_ReleaseWrite(&scp->rw);
-        smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
-        (*ResultCB)->ResultStatus = status;
-        (*ResultCB)->ResultBufferLength = 0;
-        osi_Log3(afsd_logp, "RDR_GetVolumeInfo cm_SyncOp failure scp=0x%p code=0x%x status=0x%x",
-                 scp, code, status);
-        return;
-    }
+    scp_locked = 1;
 
     pResultCB->SectorsPerAllocationUnit = 1;
     pResultCB->BytesPerSector = 1024;
@@ -5037,7 +5406,7 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
     pResultCB->VolumeID = scp->fid.volume;
     pResultCB->Characteristics = FILE_REMOTE_DEVICE;
     pResultCB->FileSystemAttributes = FILE_CASE_PRESERVED_NAMES | FILE_UNICODE_ON_DISK |
-        FILE_SUPPORTS_REPARSE_POINTS;
+        FILE_SUPPORTS_HARD_LINKS | FILE_SUPPORTS_REPARSE_POINTS;
 
     if (scp->fid.cell==AFS_FAKE_ROOT_CELL_ID &&
          scp->fid.volume==AFS_FAKE_ROOT_VOL_ID)
@@ -5046,7 +5415,7 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
         memcpy(&pResultCB->VolumeCreationTime, &ft, sizeof(ft));
 
         pResultCB->AvailableAllocationUnits.QuadPart = 0;
-        pResultCB->Characteristics |= FILE_READ_ONLY_DEVICE;
+        pResultCB->FileSystemAttributes |= FILE_READ_ONLY_VOLUME;
 
         pResultCB->VolumeLabelLength = cm_Utf8ToUtf16( "Freelance.Local.Root", -1, pResultCB->VolumeLabel,
                                                        (sizeof(pResultCB->VolumeLabel) / sizeof(WCHAR)) + 1);
@@ -5060,26 +5429,36 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
             code = CM_ERROR_NOSUCHVOLUME;
             goto _done;
         }
-        volstatep = cm_VolumeStateByID(volp, scp->fid.volume);
         volType = cm_VolumeType(volp, scp->fid.volume);
 
-        pResultCB->Characteristics |= ((volType == ROVOL || volType == BACKVOL) ? FILE_READ_ONLY_DEVICE : 0);
+        if (volType == ROVOL || volType == BACKVOL)
+            pResultCB->FileSystemAttributes |= FILE_READ_ONLY_VOLUME;
+
+        code = cm_SyncOp(scp, NULL, userp, &req, PRSFS_READ,
+                         CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        if (code == 0)
+        {
+            sync_done = 1;
+
+            Name = volName;
+            OfflineMsg = offLineMsg;
+            MOTD = motd;
+            lock_ReleaseWrite(&scp->rw);
+            scp_locked = 0;
 
-        Name = volName;
-       OfflineMsg = offLineMsg;
-       MOTD = motd;
-       lock_ReleaseWrite(&scp->rw);
-       do {
-           code = cm_ConnFromFID(&scp->fid, userp, &req, &connp);
-           if (code) continue;
+            do {
+                code = cm_ConnFromFID(&scp->fid, userp, &req, &connp);
+                if (code) continue;
 
-           rxconnp = cm_GetRxConn(connp);
-           code = RXAFS_GetVolumeStatus(rxconnp, scp->fid.volume,
-                                        &volStat, &Name, &OfflineMsg, &MOTD);
-           rx_PutConnection(rxconnp);
+                rxconnp = cm_GetRxConn(connp);
+                code = RXAFS_GetVolumeStatus(rxconnp, scp->fid.volume,
+                                              &volStat, &Name, &OfflineMsg, &MOTD);
+                rx_PutConnection(rxconnp);
+
+            } while (cm_Analyze(connp, userp, &req, &scp->fid, NULL, 0, NULL, NULL, NULL, NULL, code));
+            code = cm_MapRPCError(code, &req);
+        }
 
-       } while (cm_Analyze(connp, userp, &req, &scp->fid, NULL, 0, NULL, NULL, NULL, code));
-       code = cm_MapRPCError(code, &req);
         if (code == 0) {
             if (volStat.MaxQuota)
             {
@@ -5105,8 +5484,13 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
                 }
             }
         } else {
+            /*
+             * Lie about the available space.  Out of quota errors will need
+             * detected when the file server rejects the store data.
+             */
             pResultCB->TotalAllocationUnits.QuadPart = 0x7FFFFFFF;
             pResultCB->AvailableAllocationUnits.QuadPart = (volType == ROVOL || volType == BACKVOL) ? 0 : 0x3F000000;
+            code = 0;
         }
 
         pResultCB->VolumeLabelLength = cm_Utf8ToUtf16( volp->namep, -1, pResultCB->VolumeLabel,
@@ -5114,14 +5498,19 @@ RDR_GetVolumeInfo( IN cm_user_t     *userp,
         if ( pResultCB->VolumeLabelLength )
             pResultCB->VolumeLabelLength--;
 
-        lock_ObtainWrite(&scp->rw);
+        if (sync_done) {
+            if (!scp_locked) {
+                lock_ObtainWrite(&scp->rw);
+                scp_locked = 1;
+            }
+            cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        }
     }
     pResultCB->VolumeLabelLength *= sizeof(WCHAR);  /* convert to bytes from chars */
 
-    cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
-
   _done:
-    lock_ReleaseWrite(&scp->rw);
+    if (scp_locked)
+        lock_ReleaseWrite(&scp->rw);
     if (volp)
        cm_PutVolume(volp);
     cm_ReleaseSCache(scp);
@@ -5159,10 +5548,10 @@ RDR_GetVolumeSizeInfo( IN cm_user_t     *userp,
     char *OfflineMsg;
     char *MOTD;
     struct rx_connection * rxconnp;
+    int sync_done = 0;
+    int scp_locked = 0;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     osi_Log4(afsd_logp, "RDR_GetVolumeSizeInfo File FID cell=0x%x vol=0x%x vn=0x%x uniq=0x%x",
              FileId.Cell, FileId.Volume,
@@ -5202,24 +5591,13 @@ RDR_GetVolumeSizeInfo( IN cm_user_t     *userp,
         return;
     }
     lock_ObtainWrite(&scp->rw);
-
-    code = cm_SyncOp(scp, NULL, userp, &req, PRSFS_READ,
-                     CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
-    if (code) {
-        lock_ReleaseWrite(&scp->rw);
-        smb_MapNTError(cm_MapRPCError(code, &req), &status, TRUE);
-        (*ResultCB)->ResultStatus = status;
-        (*ResultCB)->ResultBufferLength = 0;
-        osi_Log3(afsd_logp, "RDR_GetVolumeSizeInfo cm_SyncOp failure scp=0x%p code=0x%x status=0x%x",
-                 scp, code, status);
-        return;
-    }
+    scp_locked = 1;
 
     pResultCB->SectorsPerAllocationUnit = 1;
     pResultCB->BytesPerSector = 1024;
 
     if (scp->fid.cell==AFS_FAKE_ROOT_CELL_ID &&
-         scp->fid.volume==AFS_FAKE_ROOT_VOL_ID)
+        scp->fid.volume==AFS_FAKE_ROOT_VOL_ID)
     {
         pResultCB->TotalAllocationUnits.QuadPart = 100;
         pResultCB->AvailableAllocationUnits.QuadPart = 0;
@@ -5231,21 +5609,32 @@ RDR_GetVolumeSizeInfo( IN cm_user_t     *userp,
         }
 
         volType = cm_VolumeType(volp, scp->fid.volume);
-        Name = volName;
-       OfflineMsg = offLineMsg;
-       MOTD = motd;
-       lock_ReleaseWrite(&scp->rw);
-       do {
-           code = cm_ConnFromFID(&scp->fid, userp, &req, &connp);
-           if (code) continue;
-
-           rxconnp = cm_GetRxConn(connp);
-           code = RXAFS_GetVolumeStatus(rxconnp, scp->fid.volume,
-                                        &volStat, &Name, &OfflineMsg, &MOTD);
-           rx_PutConnection(rxconnp);
-
-       } while (cm_Analyze(connp, userp, &req, &scp->fid, NULL, 0, NULL, NULL, NULL, code));
-       code = cm_MapRPCError(code, &req);
+
+        code = cm_SyncOp(scp, NULL, userp, &req, PRSFS_READ,
+                         CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        if (code == 0)
+        {
+            sync_done = 1;
+
+            Name = volName;
+            OfflineMsg = offLineMsg;
+            MOTD = motd;
+            lock_ReleaseWrite(&scp->rw);
+            scp_locked = 0;
+
+            do {
+                code = cm_ConnFromFID(&scp->fid, userp, &req, &connp);
+                if (code) continue;
+
+                rxconnp = cm_GetRxConn(connp);
+                code = RXAFS_GetVolumeStatus(rxconnp, scp->fid.volume,
+                                              &volStat, &Name, &OfflineMsg, &MOTD);
+                rx_PutConnection(rxconnp);
+
+            } while (cm_Analyze(connp, userp, &req, &scp->fid, NULL, 0, NULL, NULL, NULL, NULL, code));
+            code = cm_MapRPCError(code, &req);
+        }
+
         if (code == 0) {
             if (volStat.MaxQuota)
             {
@@ -5271,18 +5660,27 @@ RDR_GetVolumeSizeInfo( IN cm_user_t     *userp,
                 }
             }
         } else {
-
+            /*
+             * Lie about the available space.  Out of quota errors will need
+             * detected when the file server rejects the store data.
+             */
             pResultCB->TotalAllocationUnits.QuadPart = 0x7FFFFFFF;
             pResultCB->AvailableAllocationUnits.QuadPart = (volType == ROVOL || volType == BACKVOL) ? 0 : 0x3F000000;
             code = 0;
         }
-        lock_ObtainWrite(&scp->rw);
-    }
 
-    cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        if (sync_done) {
+            if (!scp_locked) {
+                lock_ObtainWrite(&scp->rw);
+                scp_locked = 1;
+            }
+            cm_SyncOpDone(scp, NULL, CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
+        }
+    }
 
   _done:
-    lock_ReleaseWrite(&scp->rw);
+    if (scp_locked)
+        lock_ReleaseWrite(&scp->rw);
     if (volp)
        cm_PutVolume(volp);
     cm_ReleaseSCache(scp);
@@ -5305,7 +5703,7 @@ RDR_HoldFid( IN cm_user_t     *userp,
     DWORD       Length;
     cm_req_t    req;
 
-    RDR_InitReq(&req);
+    RDR_InitReq(&req, FALSE);
 
     osi_Log1(afsd_logp, "RDR_HoldFid Count=%u", pHoldFidCB->Count);
 
@@ -5365,7 +5763,7 @@ RDR_ReleaseFid( IN cm_user_t     *userp,
     DWORD       Length;
     cm_req_t    req;
 
-    RDR_InitReq(&req);
+    RDR_InitReq(&req, FALSE);
 
     osi_Log1(afsd_logp, "RDR_ReleaseFid Count=%u", pReleaseFidCB->Count);
 
@@ -5528,9 +5926,7 @@ RDR_PipeWrite( IN cm_user_t *userp,
     cm_req_t    req;
     DWORD       status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( sizeof( AFSCommResult) + sizeof(AFSPipeIOResultCB));
     if (!(*ResultCB))
@@ -5568,9 +5964,7 @@ RDR_PipeRead( IN cm_user_t *userp,
     cm_req_t    req;
     DWORD       status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( sizeof( AFSCommResult) + ResultBufferLength);
     if (!(*ResultCB))
@@ -5605,9 +5999,7 @@ RDR_PipeSetInfo( IN cm_user_t *userp,
     cm_req_t    req;
     DWORD       status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( sizeof( AFSCommResult));
     if (!(*ResultCB))
@@ -5637,9 +6029,7 @@ RDR_PipeQueryInfo( IN cm_user_t *userp,
     cm_req_t    req;
     DWORD       status;
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( sizeof( AFSCommResult) + ResultBufferLength);
     if (!(*ResultCB))
@@ -5705,9 +6095,7 @@ RDR_PipeTransceive( IN cm_user_t     *userp,
     DWORD       status;
     DWORD Length = ResultBufferLength + sizeof( AFSCommResult);
 
-    RDR_InitReq(&req);
-    if ( bWow64 )
-        req.flags |= CM_REQ_WOW64;
+    RDR_InitReq(&req, bWow64);
 
     *ResultCB = (AFSCommResult *)malloc( Length);
     if (!(*ResultCB))