]> git.saurik.com Git - apple/xnu.git/blobdiff - bsd/hfs/hfs_search.c
xnu-3248.60.10.tar.gz
[apple/xnu.git] / bsd / hfs / hfs_search.c
index 0d013ced4d78a9662c5912aefedf47599b15b74a..45cd1a22d053961bdcfe21a89b66bfe0034af251 100644 (file)
@@ -1,26 +1,38 @@
 /*
- * Copyright (c) 1997-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1997-2013 Apple Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  *
  *     @(#)hfs_search.c
  */
+/*
+ * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
+ * support for mandatory and extensible security protections.  This notice
+ * is included in support of clause 2.2 (b) of the Apple Public License,
+ * Version 2.0.
+ */
 
 #include <sys/param.h>
 #include <sys/systm.h>
 #include <sys/utfconv.h>
 #include <sys/kauth.h>
 #include <sys/vnode_internal.h>
+#include <sys/mount_internal.h>
+
+#if CONFIG_MACF
+#include <security/mac_framework.h>
+#endif
 
 #include "hfs.h"
 #include "hfs_dbg.h"
@@ -49,6 +66,8 @@
 #include "hfscommon/headers/BTreeScanner.h"
 #include "hfscommon/headers/CatalogPrivate.h"
 
+#if CONFIG_SEARCHFS
+
 /* Search criterea. */
 struct directoryInfoSpec
 {
@@ -66,16 +85,16 @@ struct fileInfoSpec
 struct searchinfospec
 {
        u_char                  name[kHFSPlusMaxFileNameBytes];
-       u_long                  nameLength;
+       u_int32_t                       nameLength;
        char                    attributes;             // see IM:Files 2-100
-       u_long                  nodeID;
-       u_long                  parentDirID;
+       u_int32_t                       nodeID;
+       u_int32_t                       parentDirID;
        struct timespec         creationDate;           
        struct timespec         modificationDate;               
        struct timespec         changeDate;     
        struct timespec         accessDate;             
        struct timespec         lastBackupDate; 
-       uint8_t                 finderInfo[32];
+       u_int8_t                finderInfo[32];
        uid_t                   uid;    
        gid_t                   gid;
        mode_t                  mask;
@@ -84,11 +103,11 @@ struct searchinfospec
 };
 typedef struct searchinfospec searchinfospec_t;
 
-static void ResolveHardlink(ExtendedVCB *vcb, HFSPlusCatalogFile *recp);
+static void ResolveHardlink(struct hfsmount *hfsmp, HFSPlusCatalogFile *recp);
 
 
 static int UnpackSearchAttributeBlock(struct hfsmount *hfsmp, struct attrlist *alist,
-               searchinfospec_t *searchInfo, void *attributeBuffer);
+               searchinfospec_t *searchInfo, void *attributeBuffer, int firstblock);
 
 static int CheckCriteria(      ExtendedVCB *vcb, 
                                                        u_long searchBits,
@@ -97,14 +116,14 @@ static int CheckCriteria(  ExtendedVCB *vcb,
                                                        CatalogKey *key, 
                                                        searchinfospec_t *searchInfo1,
                                                        searchinfospec_t *searchInfo2,
-                                                       Boolean lookForDup );
+                                                       struct vfs_context *ctx);
 
-static int CheckAccess(ExtendedVCB *vcb, u_long searchBits, CatalogKey *key, struct proc *p);
+static int CheckAccess(ExtendedVCB *vcb, u_long searchBits, CatalogKey *key, struct vfs_context *ctx);
 
 static int InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
                        CatalogKey *key, struct attrlist *returnAttrList,
                        void *attributesBuffer, void *variableBuffer,
-                       u_long * nummatches );
+                       uint32_t * nummatches );
 
 static Boolean CompareRange(u_long val, u_long low, u_long high);
 static Boolean CompareWideRange(u_int64_t val, u_int64_t low, u_int64_t high);
@@ -120,12 +139,6 @@ static Boolean CompareWideRange( u_int64_t val, u_int64_t low, u_int64_t high )
 }
 //#define CompareRange(val, low, high) ((val >= low) && (val <= high))
                        
-#if 1 // Installer workaround (2940423)
-static Boolean IsTargetName( searchinfospec_t * searchInfoPtr, Boolean isHFSPlus );
-#endif // Installer workaround
-
-__private_extern__ int hfs_vnop_search(struct vnop_searchfs_args *ap);
-
 
 /************************************************************************/
 /* Entry for searchfs()                                                 */
@@ -145,7 +158,6 @@ vnop_searchfs {
 };
 */
 
-__private_extern__
 int
 hfs_vnop_search(ap)
        struct vnop_searchfs_args *ap; /*
@@ -170,15 +182,13 @@ hfs_vnop_search(ap)
        FCB * catalogFCB;
        searchinfospec_t searchInfo1;
        searchinfospec_t searchInfo2;
-       void *attributesBuffer;
+       void *attributesBuffer = NULL;
        void *variableBuffer;
-       u_long fixedBlockSize;
-       u_long eachReturnBufferSize;
-       struct proc *p = proc_self();
+       u_int32_t fixedBlockSize;
+       u_int32_t eachReturnBufferSize;
+       struct proc *p = current_proc();
        int err = E_NONE;
        int isHFSPlus;
-       int timerExpired = false;
-       int doQuickExit = false;
        CatalogKey * myCurrentKeyPtr;
        CatalogRecord * myCurrentDataPtr;
        CatPosition * myCatPositionPtr;
@@ -187,13 +197,31 @@ hfs_vnop_search(ap)
        user_size_t user_len = 0;
        int32_t searchTime;
        int lockflags;
+       struct uthread  *ut;
+       boolean_t timerExpired = FALSE;
+       boolean_t needThrottle = FALSE;
 
        /* XXX Parameter check a_searchattrs? */
 
        *(ap->a_nummatches) = 0;
 
-       if (ap->a_options & ~SRCHFS_VALIDOPTIONSMASK)
+       if (ap->a_options & ~SRCHFS_VALIDOPTIONSMASK) {
+               return (EINVAL);
+       }
+
+       /*
+        * Fail requests for attributes that HFS does not support for the
+        * items that match the search criteria.  Note that these checks
+        * are for the OUTBOUND attributes to be returned (not search criteria).
+        */
+       if ((ap->a_returnattrs->commonattr & ~HFS_ATTR_CMN_VALID) ||
+           (ap->a_returnattrs->volattr != 0) ||
+           (ap->a_returnattrs->dirattr & ~HFS_ATTR_DIR_VALID) ||
+           (ap->a_returnattrs->fileattr & ~HFS_ATTR_FILE_VALID) ||
+           (ap->a_returnattrs->forkattr != 0)) {
+
                return (EINVAL);
+       }
 
        /* SRCHFS_SKIPLINKS requires root access.
         * This option cannot be used with either
@@ -204,14 +232,28 @@ hfs_vnop_search(ap)
                attrgroup_t attrs;
 
                attrs = ap->a_searchattrs->commonattr | ap->a_returnattrs->commonattr;
-               if (attrs & (ATTR_CMN_NAME | ATTR_CMN_PAROBJID))
+               if (attrs & (ATTR_CMN_NAME | ATTR_CMN_PAROBJID)) {
                        return (EINVAL);
-               if ((err = suser(kauth_cred_get(), 0)))
+               }
+
+               if ((err = vfs_context_suser(ap->a_context))) {
                        return (err);
+               }
        }
 
-       if (uio_resid(ap->a_uio) <= 0)
+       // If both 32-bit and 64-bit parent ids or file ids are given      
+       // then return an error.
+
+       attrgroup_t test_attrs=ap->a_searchattrs->commonattr;
+
+       if (((test_attrs & ATTR_CMN_OBJID) && (test_attrs & ATTR_CMN_FILEID)) ||
+                       ((test_attrs & ATTR_CMN_PARENTID) && (test_attrs & ATTR_CMN_PAROBJID))) {
                return (EINVAL);
+       }
+
+       if (uio_resid(ap->a_uio) <= 0) {
+               return (EINVAL);
+       }
 
        isHFSPlus = (vcb->vcbSigWord == kHFSPlusSigWord);
        hfsmp = VTOHFS(ap->a_vp);
@@ -225,13 +267,22 @@ hfs_vnop_search(ap)
 
        /* UnPack the search boundries, searchInfo1, searchInfo2 */
        err = UnpackSearchAttributeBlock(hfsmp, ap->a_searchattrs,
-                               &searchInfo1, ap->a_searchparams1);
-       if (err) return err;
+                               &searchInfo1, ap->a_searchparams1, 1);
+       if (err) { 
+               return err;
+       }
        err = UnpackSearchAttributeBlock(hfsmp, ap->a_searchattrs,
-                               &searchInfo2, ap->a_searchparams2);
-       if (err) return err;
+                               &searchInfo2, ap->a_searchparams2, 0);
+       if (err) {
+               return err;
+       }
+       //shadow search bits if 64-bit file/parent ids are used 
+       if (ap->a_searchattrs->commonattr & ATTR_CMN_FILEID) 
+               ap->a_searchattrs->commonattr |= ATTR_CMN_OBJID;
+       if (ap->a_searchattrs->commonattr & ATTR_CMN_PARENTID) 
+               ap->a_searchattrs->commonattr |= ATTR_CMN_PAROBJID;
 
-    fixedBlockSize = sizeof(uint32_t) + hfs_attrblksize(ap->a_returnattrs);    /* uint32_t for length word */
+       fixedBlockSize = sizeof(u_int32_t) + hfs_attrblksize(ap->a_returnattrs);        /* u_int32_t for length word */
 
        eachReturnBufferSize = fixedBlockSize;
 
@@ -239,6 +290,11 @@ hfs_vnop_search(ap)
                eachReturnBufferSize += kHFSPlusMaxFileNameBytes + 1;
 
        MALLOC( attributesBuffer, void *, eachReturnBufferSize, M_TEMP, M_WAITOK );
+       if (attributesBuffer == NULL) {
+               err = ENOMEM;
+               goto ExitThisRoutine;
+       }
+       bzero(attributesBuffer, eachReturnBufferSize);
        variableBuffer = (void*)((char*) attributesBuffer + fixedBlockSize);
 
        // XXXdbg - have to lock the user's buffer so we don't fault
@@ -268,58 +324,17 @@ hfs_vnop_search(ap)
                (void) hfs_fsync(vcb->catalogRefNum, MNT_WAIT, 0, p);
                if (hfsmp->jnl) {
                    hfs_systemfile_unlock(hfsmp, lockflags);
-                   journal_flush(hfsmp->jnl);
+                   hfs_flush(hfsmp, HFS_FLUSH_JOURNAL);
                    lockflags = hfs_systemfile_lock(hfsmp, SFL_CATALOG, HFS_SHARED_LOCK);
                }
 
                ap->a_options &= ~SRCHFS_START;
-               bzero( (caddr_t)myCatPositionPtr, sizeof( *myCatPositionPtr ) );
+               bzero((caddr_t)myCatPositionPtr, sizeof(*myCatPositionPtr));
                err = BTScanInitialize(catalogFCB, 0, 0, 0, kCatSearchBufferSize, &myBTScanState);
-               
-#if 1 // Installer workaround (2940423)
-               // hack to get around installer problems when the installer expects search results 
-               // to be in key order.  At this point the problem appears to be limited to 
-               // searches for "Library".  The idea here is to go get the "Library" at root
-               // and return it first to the caller then continue the search as normal with
-               // the exception of taking care not to return a duplicate hit (see CheckCriteria) 
-               if ( err == E_NONE &&
-                        (ap->a_searchattrs->commonattr & ATTR_CMN_NAME) != 0 &&
-                        IsTargetName( &searchInfo1, isHFSPlus )  )
-               {
-                       CatalogRecord           rec;
-                       BTreeIterator       iterator;
-                       FSBufferDescriptor  btrec;
-                       CatalogKey *            keyp;
-                       UInt16              reclen;
-                       OSErr                           result;
-               
-                       bzero( (caddr_t)&iterator, sizeof( iterator ) );
-                       keyp = (CatalogKey *) &iterator.key;
-                       (void) BuildCatalogKeyUTF8(vcb, kRootDirID, "Library", kUndefinedStrLen, keyp, NULL);
-
-                       btrec.bufferAddress = &rec;
-                       btrec.itemCount = 1;
-                       btrec.itemSize = sizeof( rec );
-
-                       result = BTSearchRecord( catalogFCB, &iterator, &btrec, &reclen, &iterator );
-                       if ( result == E_NONE ) {
-                               // need to unlock since CheckAccess assumes no lock held
-                               hfs_systemfile_unlock(hfsmp, lockflags);
-                               if (CheckCriteria(vcb, ap->a_options, ap->a_searchattrs, &rec,
-                                                                 keyp, &searchInfo1, &searchInfo2, false) &&
-                                       CheckAccess(vcb, ap->a_options, keyp, p)) {
-               
-                                       result = InsertMatch(hfsmp, ap->a_uio, &rec, 
-                                                                         keyp, ap->a_returnattrs,
-                                                                         attributesBuffer, variableBuffer,
-                                                                         ap->a_nummatches);
-                                       if (result == E_NONE && *(ap->a_nummatches) >= ap->a_maxmatches)
-                                               doQuickExit = true;
-                               }
-                               lockflags = hfs_systemfile_lock(hfsmp, SFL_CATALOG, HFS_SHARED_LOCK);
-                       }
+               if (err) {
+                       hfs_systemfile_unlock(hfsmp, lockflags);
+                       goto ExitThisRoutine;
                }
-#endif // Installer workaround
        } else {
                /* Resuming a search. */
                err = BTScanInitialize(catalogFCB, myCatPositionPtr->nextNode, 
@@ -338,11 +353,9 @@ hfs_vnop_search(ap)
 
        if (err)
                goto ExitThisRoutine;
-#if 1 // Installer workaround (2940423)
-       if ( doQuickExit )
-               goto QuickExit;
-#endif // Installer workaround
 
+       if (throttle_get_io_policy(&ut) == IOPOL_THROTTLE)
+               needThrottle = TRUE;
        /*
         * Check all the catalog btree records...
         *   return the attributes for matching items
@@ -359,13 +372,11 @@ hfs_vnop_search(ap)
 
                /* Resolve any hardlinks */
                if (isHFSPlus && (ap->a_options & SRCHFS_SKIPLINKS) == 0) {
-                       lockflags = hfs_systemfile_lock(hfsmp, SFL_CATALOG, HFS_SHARED_LOCK);
-                       ResolveHardlink(vcb, (HFSPlusCatalogFile *) myCurrentDataPtr);
-                       hfs_systemfile_unlock(hfsmp, lockflags);
+                       ResolveHardlink(vcb, (HFSPlusCatalogFile *)myCurrentDataPtr);
                }
                if (CheckCriteria( vcb, ap->a_options, ap->a_searchattrs, myCurrentDataPtr,
-                               myCurrentKeyPtr, &searchInfo1, &searchInfo2, true )
-               &&  CheckAccess(vcb, ap->a_options, myCurrentKeyPtr, p)) {
+                               myCurrentKeyPtr, &searchInfo1, &searchInfo2, ap->a_context )
+               &&  CheckAccess(vcb, ap->a_options, myCurrentKeyPtr, ap->a_context)) {
                        err = InsertMatch(hfsmp, ap->a_uio, myCurrentDataPtr, 
                                        myCurrentKeyPtr, ap->a_returnattrs,
                                        attributesBuffer, variableBuffer, ap->a_nummatches);
@@ -382,22 +393,27 @@ hfs_vnop_search(ap)
                        if (*(ap->a_nummatches) >= ap->a_maxmatches)
                                break;
                }
-
-               /*
-                * Check our elapsed time and bail if we've hit the max.
-                * The idea here is to throttle the amount of time we
-                * spend in the kernel.
-                */
-               microuptime(&myCurrentTime);
-               timersub(&myCurrentTime, &myBTScanState.startTime, &myElapsedTime);
-               /* Note: assumes kMaxMicroSecsInKernel is less than 1,000,000 */
-               if (myElapsedTime.tv_sec > 0
-               ||  myElapsedTime.tv_usec >= searchTime) {
-                       timerExpired = true;
+               if (timerExpired == FALSE) {
+                       /*
+                        * Check our elapsed time and bail if we've hit the max.
+                        * The idea here is to throttle the amount of time we
+                        * spend in the kernel.
+                        */
+                       microuptime(&myCurrentTime);
+                       timersub(&myCurrentTime, &myBTScanState.startTime, &myElapsedTime);
+                       /*
+                        * Note: assumes kMaxMicroSecsInKernel is less than 1,000,000
+                        */
+                       if (myElapsedTime.tv_sec > 0
+                           ||  myElapsedTime.tv_usec >= searchTime) {
+                               timerExpired = TRUE;
+                       } else if (needThrottle == TRUE) {
+                               if (throttle_io_will_be_throttled(ut->uu_lowpri_window, HFSTOVFS(hfsmp)))
+                                       timerExpired = TRUE;
+                       }
                }
        }
 
-QuickExit:
        /* Update catalog position */
        myCatPositionPtr->writeCount = myBTScanState.btcb->writeCount;
 
@@ -419,9 +435,10 @@ QuickExit:
        }
 
 ExitThisRoutine:
-    FREE( attributesBuffer, M_TEMP );
+       if (attributesBuffer)
+               FREE(attributesBuffer, M_TEMP);
 
-       if (hfsmp->jnl && user_start) {
+       if (user_start) {
                vsunlock(user_start, user_len, TRUE);
        }
 
@@ -430,29 +447,53 @@ ExitThisRoutine:
 
 
 static void
-ResolveHardlink(ExtendedVCB *vcb, HFSPlusCatalogFile *recp)
+ResolveHardlink(struct hfsmount *hfsmp, HFSPlusCatalogFile *recp)
 {
-       if ((recp->recordType == kHFSPlusFileRecord)
-       &&  (SWAP_BE32(recp->userInfo.fdType) == kHardLinkFileType)
-       &&  (SWAP_BE32(recp->userInfo.fdCreator) == kHFSPlusCreator)
-       &&  ((to_bsd_time(recp->createDate) == vcb->vcbCrDate) ||
-            (to_bsd_time(recp->createDate) == VCBTOHFS(vcb)->hfs_metadata_createdate))) {
+       u_int32_t type, creator;
+       int isdirlink = 0;
+       int isfilelink = 0;
+       time_t filecreatedate;
+       if (recp->recordType != kHFSPlusFileRecord) {
+               return;
+       }
+       type = SWAP_BE32(recp->userInfo.fdType);
+       creator = SWAP_BE32(recp->userInfo.fdCreator);
+       filecreatedate = to_bsd_time(recp->createDate);
+
+       if ((type == kHardLinkFileType && creator == kHFSPlusCreator) &&
+           (filecreatedate == (time_t)hfsmp->hfs_itime ||
+            filecreatedate == (time_t)hfsmp->hfs_metadata_createdate)) {
+               isfilelink = 1;
+       } else if ((type == kHFSAliasType && creator == kHFSAliasCreator) &&
+                  (recp->flags & kHFSHasLinkChainMask) &&
+                  (filecreatedate == (time_t)hfsmp->hfs_itime ||
+                   filecreatedate == (time_t)hfsmp->hfs_metadata_createdate)) {
+               isdirlink = 1;
+       }
+
+       if (isfilelink || isdirlink) {
                cnid_t saved_cnid;
+               int lockflags;
 
                /* Export link's cnid (a unique value) instead of inode's cnid */
                saved_cnid = recp->fileID;
-               (void) resolvelink(VCBTOHFS(vcb), recp->bsdInfo.special.iNodeNum, recp);
+               lockflags = hfs_systemfile_lock(hfsmp, SFL_CATALOG, HFS_SHARED_LOCK);
+
+               (void) cat_resolvelink(hfsmp, recp->hl_linkReference, isdirlink, recp);
+
                recp->fileID = saved_cnid;
+               hfs_systemfile_unlock(hfsmp, lockflags);
        }
 }
 
 
 static Boolean
-CompareMasked(const UInt32 *thisValue, const UInt32 *compareData,
-               const UInt32 *compareMask, UInt32 count)
+CompareMasked(const u_int32_t *thisValue, const u_int32_t *compareData,
+               const u_int32_t *compareMask, u_int32_t count)
 {
        Boolean matched;
-       UInt32  i;
+       u_int32_t       i;
        
        matched = true;         /* Assume it will all match */
        
@@ -469,20 +510,29 @@ CompareMasked(const UInt32 *thisValue, const UInt32 *compareData,
 
 static Boolean
 ComparePartialUnicodeName (register ConstUniCharArrayPtr str, register ItemCount s_len,
-                          register ConstUniCharArrayPtr find, register ItemCount f_len )
+                          register ConstUniCharArrayPtr find, register ItemCount f_len, int caseSensitive )
 {
-       if (f_len == 0 || s_len == 0)
+       if (f_len == 0 || s_len == 0) {
                return FALSE;
+       }
 
-       do {
-               if (s_len-- < f_len)
-                       return FALSE;
-       } while (FastUnicodeCompare(str++, f_len, find, f_len) != 0);
+       if (caseSensitive) {
+               do {
+                       if (s_len-- < f_len)
+                               return FALSE;
+               } while (UnicodeBinaryCompare(str++, f_len, find, f_len) != 0);
+       }
+       else {
+               do {
+                       if (s_len-- < f_len)
+                               return FALSE;
+               } while (FastUnicodeCompare(str++, f_len, find, f_len) != 0);
+       }
 
        return TRUE;
 }
 
-
+#if CONFIG_HFS_STD
 static Boolean
 ComparePartialPascalName ( register ConstStr31Param str, register ConstStr31Param find )
 {
@@ -506,30 +556,7 @@ ComparePartialPascalName ( register ConstStr31Param str, register ConstStr31Para
 
        return FALSE;
 }
-
-
-//
-// Determine if a name is "inappropriate" where the definition
-// of "inappropriate" is up to higher level execs.  Currently
-// that's limited to /System.
-//
-static int
-is_inappropriate_name(char *name, int len)
-{
-    const char *bad_names[] = { "System" };
-    int   bad_len[]   = {        6 };
-    int  i;
-    
-    for(i=0; i < (int) (sizeof(bad_names) / sizeof(bad_names[0])); i++) {
-       if (len == bad_len[i] && strcmp(name, bad_names[i]) == 0) {
-           return 1;
-       }
-    }
-
-    // if we get here, no name matched
-    return 0;
-}
-
+#endif
 
 
 /*
@@ -537,7 +564,7 @@ is_inappropriate_name(char *name, int len)
  */
 
 static int
-CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, struct proc *theProcPtr)
+CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, struct vfs_context *ctx)
 {
        Boolean                         isHFSPlus;
        int                                     myErr;
@@ -546,13 +573,10 @@ CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, st
        hfsmount_t *            hfsmp;
        struct FndrDirInfo      *finfop;
        struct vnode *          vp = NULL;
-       struct vfs_context      my_context;
 
        myResult = 0;   /* default to "no access" */
-       my_context.vc_proc = theProcPtr;
-       my_context.vc_ucred = kauth_cred_get();
                
-       if (!proc_suser(theProcPtr)) {
+       if (!vfs_context_suser(ctx))  {
                myResult = 1;   /* allow access */
                goto ExitThisRoutine; /* root always has access */
        }
@@ -561,14 +585,16 @@ CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, st
        isHFSPlus = ( theVCBPtr->vcbSigWord == kHFSPlusSigWord );
        if ( isHFSPlus )
                myNodeID = theKeyPtr->hfsPlus.parentID;
+#if CONFIG_HFS_STD
        else
                myNodeID = theKeyPtr->hfs.parentID;
+#endif
        
        while ( myNodeID >= kRootDirID ) {
                cnode_t *       cp;
                
                /* now go get catalog data for this directory */
-               myErr = hfs_vget(hfsmp, myNodeID, &vp, 0);
+               myErr = hfs_vget(hfsmp, myNodeID, &vp, 0, 0);
                if ( myErr ) {
                        goto ExitThisRoutine;   /* no access */
                }
@@ -579,7 +605,7 @@ CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, st
                if ( searchBits & SRCHFS_SKIPPACKAGES ) {
                    if (   (SWAP_BE16(finfop->frFlags) & kHasBundle)
                        || (cp->c_desc.cd_nameptr != NULL
-                           && is_package_name(cp->c_desc.cd_nameptr, cp->c_desc.cd_namelen)) ) {
+                           && is_package_name((const char *)cp->c_desc.cd_nameptr, cp->c_desc.cd_namelen)) ) {
                                myResult = 0;
                                goto ExitThisRoutine;
                    }
@@ -587,7 +613,7 @@ CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, st
 
                if ( searchBits & SRCHFS_SKIPINAPPROPRIATE ) {
                    if ( cp->c_parentcnid == kRootDirID && cp->c_desc.cd_nameptr != NULL &&
-                            is_inappropriate_name(cp->c_desc.cd_nameptr, cp->c_desc.cd_namelen) ) {
+                            vn_searchfs_inappropriate_name((const char *)cp->c_desc.cd_nameptr, cp->c_desc.cd_namelen) ) {
                                myResult = 0;
                                goto ExitThisRoutine;
                    }
@@ -601,10 +627,24 @@ CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, st
 
                myNodeID = cp->c_parentcnid;    /* move up the hierarchy */
                hfs_unlock(VTOC(vp));
+
+#if CONFIG_MACF
+               if (vp->v_type == VDIR) {
+                       myErr = mac_vnode_check_readdir(ctx, vp);
+               } else {
+                       myErr = mac_vnode_check_stat(ctx, NOCRED, vp);
+               }
+               if (myErr) {
+                       vnode_put(vp);
+                       vp = NULL;
+                       goto ExitThisRoutine;
+               }
+#endif /* MAC */
+
                if (vp->v_type == VDIR) {
-                   myErr = vnode_authorize(vp, NULL, (KAUTH_VNODE_SEARCH | KAUTH_VNODE_LIST_DIRECTORY), &my_context);
+                   myErr = vnode_authorize(vp, NULL, (KAUTH_VNODE_SEARCH | KAUTH_VNODE_LIST_DIRECTORY), ctx);
                } else {
-                   myErr = vnode_authorize(vp, NULL, (KAUTH_VNODE_SEARCH), &my_context);
+                   myErr = vnode_authorize(vp, NULL, (KAUTH_VNODE_SEARCH), ctx);
                }
                vnode_put(vp);
                vp = NULL;
@@ -631,7 +671,7 @@ CheckCriteria(      ExtendedVCB *vcb,
                                CatalogKey *key,
                                searchinfospec_t  *searchInfo1, 
                                searchinfospec_t *searchInfo2,
-                               Boolean lookForDup )
+                               struct vfs_context *ctx)
 {
        Boolean matched, atleastone;
        Boolean isHFSPlus;
@@ -639,51 +679,67 @@ CheckCriteria(    ExtendedVCB *vcb,
        struct cat_attr c_attr;
        struct cat_fork datafork;
        struct cat_fork rsrcfork;
+       int force_case_sensitivity = proc_is_forcing_hfs_case_sensitivity(vfs_context_proc(ctx));
        
        bzero(&c_attr, sizeof(c_attr));
        isHFSPlus = (vcb->vcbSigWord == kHFSPlusSigWord);
 
        switch (rec->recordType) {
-       case kHFSFolderRecord:
-       case kHFSPlusFolderRecord:
-               if ( (searchBits & SRCHFS_MATCHDIRS) == 0 ) {   /* If we are NOT searching folders */
-                       matched = false;
-                       goto TestDone;
-               }
-               break;
-                       
-       case kHFSFileRecord:
-               if ( (searchBits & SRCHFS_MATCHFILES) == 0 ) {  /* If we are NOT searching files */
-                       matched = false;
-                       goto TestDone;
-               }
-               break;
-
-       case kHFSPlusFileRecord:
-               /* Check if hardlink links should be skipped. */
-               if (searchBits & SRCHFS_SKIPLINKS) {
-                       cnid_t parid = key->hfsPlus.parentID;
-                       HFSPlusCatalogFile *filep = (HFSPlusCatalogFile *)rec;
-
-                       if ((SWAP_BE32(filep->userInfo.fdType) == kHardLinkFileType) &&
-                           (SWAP_BE32(filep->userInfo.fdCreator) == kHFSPlusCreator)) {
-                               return (false); /* skip over link records */
-                       } else if ((parid == VCBTOHFS(vcb)->hfs_privdir_desc.cd_cnid) &&
-                                  (filep->bsdInfo.special.linkCount == 0)) {
-                               return (false); /* skip over unlinked files */
+
+#if CONFIG_HFS_STD
+               case kHFSFolderRecord:
+                       if ( (searchBits & SRCHFS_MATCHDIRS) == 0 ) {   /* If we are NOT searching folders */
+                               matched = false;
+                               goto TestDone;
                        }
-               } else if (key->hfsPlus.parentID == VCBTOHFS(vcb)->hfs_privdir_desc.cd_cnid) {
-                       return (false); /* skip over private files */
-               }
+                       break;
 
-               if ( (searchBits & SRCHFS_MATCHFILES) == 0 ) {  /* If we are NOT searching files */
-                       matched = false;
-                       goto TestDone;
-               }
-               break;
+               case kHFSFileRecord:
+                       if ( (searchBits & SRCHFS_MATCHFILES) == 0 ) {  /* If we are NOT searching files */
+                               matched = false;
+                               goto TestDone;
+                       }
+                       break;
+#endif
+
+               case kHFSPlusFolderRecord:
+                       if ( (searchBits & SRCHFS_MATCHDIRS) == 0 ) {   /* If we are NOT searching folders */
+                               matched = false;
+                               goto TestDone;
+                       }
+                       break;
+
+               case kHFSPlusFileRecord:
+                       /* Check if hardlink links should be skipped. */
+                       if (searchBits & SRCHFS_SKIPLINKS) {
+                               cnid_t parid = key->hfsPlus.parentID;
+                               HFSPlusCatalogFile *filep = (HFSPlusCatalogFile *)rec;
+
+                               if ((SWAP_BE32(filep->userInfo.fdType) == kHardLinkFileType) &&
+                                               (SWAP_BE32(filep->userInfo.fdCreator) == kHFSPlusCreator)) {
+                                       return (false); /* skip over file link records */
+                               } else if ((parid == vcb->hfs_private_desc[FILE_HARDLINKS].cd_cnid) &&
+                                               (filep->bsdInfo.special.linkCount == 0)) {
+                                       return (false); /* skip over unlinked files */
+                               } else if ((SWAP_BE32(filep->userInfo.fdType) == kHFSAliasType) &&
+                                               (SWAP_BE32(filep->userInfo.fdCreator) == kHFSAliasCreator) &&
+                                               (filep->flags & kHFSHasLinkChainMask)) {
+                                       return (false); /* skip over dir link records */
+                               }
+                       } else if (key->hfsPlus.parentID == vcb->hfs_private_desc[FILE_HARDLINKS].cd_cnid) {
+                               return (false); /* skip over private files */
+                       } else if (key->hfsPlus.parentID == vcb->hfs_private_desc[DIR_HARDLINKS].cd_cnid) {
+                               return (false); /* skip over private files */
+                       }
 
-       default:        /* Never match a thread record or any other type. */
-               return( false );        /* Not a file or folder record, so can't search it */
+                       if ( (searchBits & SRCHFS_MATCHFILES) == 0 ) {  /* If we are NOT searching files */
+                               matched = false;
+                               goto TestDone;
+                       }
+                       break;
+
+               default:        /* Never match a thread record or any other type. */
+                       return( false );        /* Not a file or folder record, so can't search it */
        }
        
        matched = true;         /* Assume we got a match */
@@ -692,20 +748,50 @@ CheckCriteria(    ExtendedVCB *vcb,
        /* First, attempt to match the name -- either partial or complete */
        if ( attrList->commonattr & ATTR_CMN_NAME ) {
                if (isHFSPlus) {
+                       int case_sensitive = 0;
+
+                       /*
+                        * Longstanding default behavior here is to use a non-case-sensitive 
+                        * search, even on case-sensitive filesystems. 
+                        * 
+                        * We only force case sensitivity if the controlling process has explicitly
+                        * asked for it in the proc flags, and only if they are not doing
+                        * a partial name match.  Consider that if you are doing a partial
+                        * name match ("all files that begin with 'image'"), the likelihood is 
+                        * high that you would want to see all matches, even those that do not
+                        * explicitly match the case.
+                        */
+                       if (force_case_sensitivity) {
+                               case_sensitive = 1;
+                       }
+
                        /* Check for partial/full HFS Plus name match */
 
                        if ( searchBits & SRCHFS_MATCHPARTIALNAMES ) {
+                               /* always use a case-INSENSITIVE search here */
                                matched = ComparePartialUnicodeName(key->hfsPlus.nodeName.unicode,
                                                                    key->hfsPlus.nodeName.length,
                                                                    (UniChar*)searchInfo1->name,
-                                                                   searchInfo1->nameLength );
-                       } else /* full HFS Plus name match */ { 
-                               matched = (FastUnicodeCompare(key->hfsPlus.nodeName.unicode,
-                                                             key->hfsPlus.nodeName.length,
-                                                             (UniChar*)searchInfo1->name,
-                                                             searchInfo1->nameLength ) == 0);
+                                                                   searchInfo1->nameLength, 0);
+                       } 
+                       else {
+                               /* Full name match.  Are we HFSX (case sensitive) or HFS+ ? */
+                               if (case_sensitive) {
+                                       matched = (UnicodeBinaryCompare(key->hfsPlus.nodeName.unicode,
+                                                               key->hfsPlus.nodeName.length,
+                                                               (UniChar*)searchInfo1->name,
+                                                               searchInfo1->nameLength ) == 0);
+                               }
+                               else {
+                                       matched = (FastUnicodeCompare(key->hfsPlus.nodeName.unicode,
+                                                               key->hfsPlus.nodeName.length,
+                                                               (UniChar*)searchInfo1->name,
+                                                               searchInfo1->nameLength ) == 0);
+                               }
                        }
-               } else {
+               }
+#if CONFIG_HFS_STD
+               else {
                        /* Check for partial/full HFS name match */
 
                        if ( searchBits & SRCHFS_MATCHPARTIALNAMES )
@@ -713,20 +799,7 @@ CheckCriteria(     ExtendedVCB *vcb,
                        else /* full HFS name match */
                                matched = (FastRelString(key->hfs.nodeName, (u_char*)searchInfo1->name) == 0);
                }
-
-#if 1 // Installer workaround (2940423)
-               if ( lookForDup ) {
-                       HFSCatalogNodeID parentID;
-                       if (isHFSPlus)
-                               parentID = key->hfsPlus.parentID;
-                       else
-                               parentID = key->hfs.parentID;
-       
-                       if ( matched && parentID == kRootDirID && 
-                                IsTargetName( searchInfo1, isHFSPlus )  )
-                               matched = false;
-               }
-#endif // Installer workaround
+#endif
 
                if ( matched == false || (searchBits & ~SRCHFS_MATCHPARTIALNAMES) == 0 )
                        goto TestDone;  /* no match, or nothing more to compare */
@@ -741,48 +814,92 @@ CheckCriteria(    ExtendedVCB *vcb,
            int flags;
            
            switch (rec->recordType) {
-               case kHFSFolderRecord:
-               case kHFSPlusFolderRecord: {
-                   struct FndrDirInfo *finder_info;
-                   
-                   finder_info = (struct FndrDirInfo *)&c_attr.ca_finderinfo[0];
-                   flags = SWAP_BE16(finder_info->frFlags);
-                   break;
-               }
-                       
-               case kHFSFileRecord:
-               case kHFSPlusFileRecord: {
-                   struct FndrFileInfo *finder_info;
-                   
-                   finder_info = (struct FndrFileInfo *)&c_attr.ca_finderinfo[0];
-                   flags = SWAP_BE16(finder_info->fdFlags);
-                   break;
+#if CONFIG_HFS_STD
+                       case kHFSFolderRecord:
+                               {
+                                       struct FndrDirInfo *finder_info;
+
+                                       finder_info = (struct FndrDirInfo *)&c_attr.ca_finderinfo[0];
+                                       flags = SWAP_BE16(finder_info->frFlags);
+                                       break;
+                               }
+
+                       case kHFSFileRecord:
+                               {
+                                       struct FndrFileInfo *finder_info;
+
+                                       finder_info = (struct FndrFileInfo *)&c_attr.ca_finderinfo[0];
+                                       flags = SWAP_BE16(finder_info->fdFlags);
+                                       break;
+                               }
+#endif
+
+                       case kHFSPlusFolderRecord: 
+                               {
+                                       struct FndrDirInfo *finder_info;
+
+                                       finder_info = (struct FndrDirInfo *)&c_attr.ca_finderinfo[0];
+                                       flags = SWAP_BE16(finder_info->frFlags);
+                                       break;
+                               }
+
+                       case kHFSPlusFileRecord: 
+                               {
+                                       struct FndrFileInfo *finder_info;
+
+                                       finder_info = (struct FndrFileInfo *)&c_attr.ca_finderinfo[0];
+                                       flags = SWAP_BE16(finder_info->fdFlags);
+                                       break;
+                               }
+
+                       default: 
+                               {
+                                       flags = kIsInvisible;
+                                       break;
+                               }
                }
 
-               default: {
-                   flags = kIsInvisible;
-                   break;
+               if (flags & kIsInvisible) {
+                       matched = false;
+                       goto TestDone;
                }
-           }
-                   
-           if (flags & kIsInvisible) {
-               matched = false;
-               goto TestDone;
-           }
        }
        
                    
 
        /* Now that we have a record worth searching, see if it matches the search attributes */
+#if CONFIG_HFS_STD
        if (rec->recordType == kHFSFileRecord ||
            rec->recordType == kHFSPlusFileRecord) {
+#else
+       if (rec->recordType == kHFSPlusFileRecord) {
+#endif
+
                if ((attrList->fileattr & ~ATTR_FILE_VALIDMASK) != 0) { /* attr we do know about  */
                        matched = false;
                        goto TestDone;
                }
                else if ((attrList->fileattr & ATTR_FILE_VALIDMASK) != 0) {
                searchAttributes = attrList->fileattr;
-       
+
+#if HFS_COMPRESSION
+                       if ( c_attr.ca_flags & UF_COMPRESSED ) {
+                               /* for compressed files, set the data length to the uncompressed data size */
+                               if (( searchAttributes & ATTR_FILE_DATALENGTH ) || 
+                                       ( searchAttributes & ATTR_FILE_DATAALLOCSIZE ) ) {
+                                       if ( 0 == hfs_uncompressed_size_of_compressed_file(vcb, NULL, c_attr.ca_fileid, &datafork.cf_size, 1) ) { /* 1 == don't take the cnode lock */
+                                               datafork.cf_blocks = rsrcfork.cf_blocks;
+                                       }       
+                               }
+                       /* treat compressed files as if their resource fork is empty */
+                               if (( searchAttributes & ATTR_FILE_RSRCLENGTH ) || 
+                                       ( searchAttributes & ATTR_FILE_RSRCALLOCSIZE ) ) {
+                                       rsrcfork.cf_size = 0;
+                                       rsrcfork.cf_blocks = 0;
+                               }
+                       }
+#endif /* HFS_COMPRESSION */
+                       
                /* File logical length (data fork) */
                if ( searchAttributes & ATTR_FILE_DATALENGTH ) {
                        matched = CompareWideRange(
@@ -830,8 +947,12 @@ CheckCriteria(     ExtendedVCB *vcb,
        /*
         * Check the directory attributes
         */
+#if CONFIG_HFS_STD
        else if (rec->recordType == kHFSFolderRecord ||
                 rec->recordType == kHFSPlusFolderRecord) {
+#else
+       else if (rec->recordType == kHFSPlusFolderRecord) {
+#endif
                if ((attrList->dirattr & ~ATTR_DIR_VALIDMASK) != 0) {   /* attr we do know about  */
                        matched = false;
                        goto TestDone;
@@ -873,8 +994,10 @@ CheckCriteria(     ExtendedVCB *vcb,
                        
                        if (isHFSPlus)
                                parentID = key->hfsPlus.parentID;
+#if CONFIG_HFS_STD
                        else
                                parentID = key->hfs.parentID;
+#endif
                                
                        matched = CompareRange(parentID, searchInfo1->parentDirID,
                                        searchInfo2->parentDirID );
@@ -884,16 +1007,16 @@ CheckCriteria(   ExtendedVCB *vcb,
 
                /* Finder Info & Extended Finder Info where extFinderInfo is last 32 bytes */
                if ( searchAttributes & ATTR_CMN_FNDRINFO ) {
-                       UInt32 *thisValue;
-                       thisValue = (UInt32 *) &c_attr.ca_finderinfo;
+                       u_int32_t *thisValue;
+                       thisValue = (u_int32_t *) &c_attr.ca_finderinfo;
 
                        /* 
                         * Note: ioFlFndrInfo and ioDrUsrWds have the same offset in search info, so
                         * no need to test the object type here.
                         */
                        matched = CompareMasked(thisValue,
-                                       (UInt32 *)&searchInfo1->finderInfo,
-                                       (UInt32 *) &searchInfo2->finderInfo, 8);
+                                       (u_int32_t *)&searchInfo1->finderInfo,
+                                       (u_int32_t *) &searchInfo2->finderInfo, 8);
                        if (matched == false) goto TestDone;
                        atleastone = true;
                }
@@ -961,9 +1084,9 @@ CheckCriteria(     ExtendedVCB *vcb,
 
                /* mode */
                if ( searchAttributes & ATTR_CMN_ACCESSMASK ) {
-                       matched = CompareRange((uint32_t)c_attr.ca_mode, 
-                                       (uint32_t)searchInfo1->mask,
-                                       (uint32_t)searchInfo2->mask);
+                       matched = CompareRange((u_int32_t)c_attr.ca_mode, 
+                                       (u_int32_t)searchInfo1->mask,
+                                       (u_int32_t)searchInfo2->mask);
                        if (matched == false) goto TestDone;
                        atleastone = true;
                }
@@ -991,13 +1114,12 @@ TestDone:
 static int
 InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
             CatalogKey *key, struct attrlist *returnAttrList,
-            void *attributesBuffer, void *variableBuffer, u_long * nummatches)
+            void *attributesBuffer, void *variableBuffer, uint32_t * nummatches)
 {
        int err;
        void *rovingAttributesBuffer;
        void *rovingVariableBuffer;
-       u_long packedBufferSize;
-       u_long privateDir = hfsmp->hfs_privdir_desc.cd_cnid;
+       long packedBufferSize;
        struct attrblock attrblk;
        struct cat_desc c_desc;
        struct cat_attr c_attr;
@@ -1006,14 +1128,15 @@ InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
 
        bzero(&c_desc, sizeof(c_desc));
        bzero(&c_attr, sizeof(c_attr));
-       rovingAttributesBuffer = (char*)attributesBuffer + sizeof(u_long); /* Reserve space for length field */
+       rovingAttributesBuffer = (char*)attributesBuffer + sizeof(u_int32_t); /* Reserve space for length field */
        rovingVariableBuffer = variableBuffer;
 
        /* Convert catalog record into cat_attr format. */
        cat_convertattr(hfsmp, rec, &c_attr, &datafork, &rsrcfork);
 
-       /* hide our private meta data directory */
-       if ((privateDir != 0) && (c_attr.ca_fileid == privateDir)) {
+       /* Hide our private meta data directories */
+       if (c_attr.ca_fileid == hfsmp->hfs_private_desc[FILE_HARDLINKS].cd_cnid ||
+           c_attr.ca_fileid == hfsmp->hfs_private_desc[DIR_HARDLINKS].cd_cnid) {
                err = 0;
                goto exit;
        }
@@ -1027,13 +1150,20 @@ InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
        }
 
        if (returnAttrList->commonattr & ATTR_CMN_NAME) {
-               cat_convertkey(hfsmp, key, rec, &c_desc);
+               err = cat_convertkey(hfsmp, key, rec, &c_desc);
+               if (err) {
+                       /* This means that we probably had a CNID error */
+                       goto exit;
+               }
        } else {
                c_desc.cd_cnid = c_attr.ca_fileid;
-               if (hfsmp->hfs_flags & HFS_STANDARD)
-                       c_desc.cd_parentcnid = key->hfs.parentID;
-               else
+               if ((hfsmp->hfs_flags & HFS_STANDARD) == 0) 
                        c_desc.cd_parentcnid = key->hfsPlus.parentID;
+#if CONFIG_HFS_STD
+               else
+                       c_desc.cd_parentcnid = key->hfs.parentID;
+#endif
+
        }
 
        attrblk.ab_attrlist = returnAttrList;
@@ -1041,8 +1171,9 @@ InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
        attrblk.ab_varbufpp = &rovingVariableBuffer;
        attrblk.ab_flags = 0;
        attrblk.ab_blocksize = 0;
+       attrblk.ab_context = vfs_context_current();
 
-       hfs_packattrblk(&attrblk, hfsmp, NULL, &c_desc, &c_attr, &datafork, &rsrcfork, current_proc());
+       hfs_packattrblk(&attrblk, hfsmp, NULL, &c_desc, &c_attr, &datafork, &rsrcfork, vfs_context_current());
 
        packedBufferSize = (char*)rovingVariableBuffer - (char*)attributesBuffer;
 
@@ -1051,9 +1182,9 @@ InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
 
        (* nummatches)++;
        
-       *((u_long *)attributesBuffer) = packedBufferSize;       /* Store length of fixed + var block */
+       *((u_int32_t *)attributesBuffer) = packedBufferSize;    /* Store length of fixed + var block */
        
-       err = uiomove( (caddr_t)attributesBuffer, packedBufferSize, a_uio );    /* XXX should be packedBufferSize */
+       err = uiomove( (caddr_t)attributesBuffer, packedBufferSize, a_uio );
 exit:
        cat_releasedesc(&c_desc);
        
@@ -1062,21 +1193,22 @@ exit:
 
 
 static int
-UnpackSearchAttributeBlock( struct hfsmount *hfsmp, struct attrlist    *alist, searchinfospec_t *searchInfo, void *attributeBuffer )
+UnpackSearchAttributeBlock( struct hfsmount *hfsmp, struct attrlist    *alist, 
+               searchinfospec_t *searchInfo, void *attributeBuffer, int firstblock)
 {
        attrgroup_t             a;
-       u_long                  bufferSize;
+       u_int32_t                       bufferSize;
        boolean_t       is_64_bit;
 
     DBG_ASSERT(searchInfo != NULL);
     
     is_64_bit = proc_is64bit(current_proc());
 
-    bufferSize = *((uint32_t *)attributeBuffer);
+    bufferSize = *((u_int32_t *)attributeBuffer);
        if (bufferSize == 0)
                return (EINVAL);        /* XXX -DJB is a buffer size of zero ever valid for searchfs? */
 
-    ++((uint32_t *)attributeBuffer);   /* advance past the size */
+       attributeBuffer = (u_int32_t *)attributeBuffer + 1; /* advance past the size */
        
        /* 
         * UnPack common attributes
@@ -1084,131 +1216,161 @@ UnpackSearchAttributeBlock( struct hfsmount *hfsmp, struct attrlist   *alist, sear
        a = alist->commonattr;
        if ( a != 0 ) {
                if ( a & ATTR_CMN_NAME ) {
-                       char *s;
-                       u_int32_t len;
+                       if (firstblock) {
+                               /* Only use the attrreference_t for the first searchparams */
+                               char *s;
+                               u_int32_t len;
+
+                               s = (char*) attributeBuffer + ((attrreference_t *) attributeBuffer)->attr_dataoffset;
+                               len = ((attrreference_t *) attributeBuffer)->attr_length;
 
-            s = (char*) attributeBuffer + ((attrreference_t *) attributeBuffer)->attr_dataoffset;
-            len = ((attrreference_t *) attributeBuffer)->attr_length;
+                               if (len > sizeof(searchInfo->name))
+                                       return (EINVAL);
 
-                       if (len > sizeof(searchInfo->name))
-                               return (EINVAL);
 
-                       if (hfsmp->hfs_flags & HFS_STANDARD) {
-                               /* Convert name to pascal string to match HFS B-Tree names */
+                               if ((hfsmp->hfs_flags & HFS_STANDARD) == 0) {
+                                       size_t ucslen;
+                                       /* Convert name to Unicode to match HFS Plus B-Tree names */
 
-                               if (len > 0) {
-                                       if (utf8_to_hfs(HFSTOVCB(hfsmp), len-1, s, (u_char*)searchInfo->name) != 0)
-                                               return (EINVAL);
+                                       if (len > 0) {
+                                               if (utf8_decodestr((u_int8_t *)s, len-1, (UniChar*)searchInfo->name, &ucslen,
+                                                                       sizeof(searchInfo->name), ':', UTF_DECOMPOSED | UTF_ESCAPE_ILLEGAL))
+                                                       return (EINVAL);
 
-                                       searchInfo->nameLength = searchInfo->name[0];
-                               } else {
-                                       searchInfo->name[0] = searchInfo->nameLength = 0;
+                                               searchInfo->nameLength = ucslen / sizeof(UniChar);
+                                       } else {
+                                               searchInfo->nameLength = 0;
+                                       }
                                }
-                ++((attrreference_t *)attributeBuffer);
-                       } else {
-                               size_t ucslen;
-                               /* Convert name to Unicode to match HFS Plus B-Tree names */
-
-                               if (len > 0) {
-                                       if (utf8_decodestr(s, len-1, (UniChar*)searchInfo->name, &ucslen,
-                                           sizeof(searchInfo->name), ':', UTF_DECOMPOSED))
-                                               return (EINVAL);
-
-                                       searchInfo->nameLength = ucslen / sizeof(UniChar);
-                               } else {
-                                       searchInfo->nameLength = 0;
+#if CONFIG_HFS_STD
+                               else {
+                                       /* Convert name to pascal string to match HFS (Standard) B-Tree names */
+
+                                       if (len > 0) {
+                                               if (utf8_to_hfs(HFSTOVCB(hfsmp), len-1, (u_char *)s, (u_char*)searchInfo->name) != 0)
+                                                       return (EINVAL);
+
+                                               searchInfo->nameLength = searchInfo->name[0];
+                                       } else {
+                                               searchInfo->name[0] = searchInfo->nameLength = 0;
+                                       }
                                }
-                ++((attrreference_t *)attributeBuffer);
+#endif 
                        }
+                       attributeBuffer = (attrreference_t*) attributeBuffer +1;
                }
                if ( a & ATTR_CMN_OBJID ) {
                        searchInfo->nodeID = ((fsobj_id_t *) attributeBuffer)->fid_objno;       /* ignore fid_generation */
-                       ++((fsobj_id_t *)attributeBuffer);
+                       attributeBuffer = (fsobj_id_t *)attributeBuffer + 1;
                }
                if ( a & ATTR_CMN_PAROBJID ) {
-                       searchInfo->parentDirID = ((fsobj_id_t *) attributeBuffer)->fid_objno;  /* ignore fid_generation */
-                       ++((fsobj_id_t *)attributeBuffer);
+                       searchInfo->parentDirID = ((fsobj_id_t *) attributeBuffer)->fid_objno;  /* ignore fid_generation */
+                       attributeBuffer = (fsobj_id_t *)attributeBuffer + 1;
                }
+
                if ( a & ATTR_CMN_CRTIME ) {
             if (is_64_bit) {
-                struct user_timespec tmp;
-                tmp = *((struct user_timespec *)attributeBuffer);
+                struct user64_timespec tmp;
+                tmp = *((struct user64_timespec *)attributeBuffer);
                 searchInfo->creationDate.tv_sec = (time_t)tmp.tv_sec;
                 searchInfo->creationDate.tv_nsec = tmp.tv_nsec;
-                ++((struct user_timespec *)attributeBuffer);
+                               attributeBuffer = (struct user64_timespec *)attributeBuffer + 1;
             }
             else {
-                searchInfo->creationDate = *((struct timespec *)attributeBuffer);
-                ++((struct timespec *)attributeBuffer);
+                struct user32_timespec tmp;
+                tmp = *((struct user32_timespec *)attributeBuffer);
+                searchInfo->creationDate.tv_sec = (time_t)tmp.tv_sec;
+                searchInfo->creationDate.tv_nsec = tmp.tv_nsec;
+                               attributeBuffer = (struct user32_timespec *)attributeBuffer + 1;
             }
                }
                if ( a & ATTR_CMN_MODTIME ) {
             if (is_64_bit) {
-                struct user_timespec tmp;
-                tmp = *((struct user_timespec *)attributeBuffer);
+                struct user64_timespec tmp;
+                tmp = *((struct user64_timespec *)attributeBuffer);
                 searchInfo->modificationDate.tv_sec = (time_t)tmp.tv_sec;
                 searchInfo->modificationDate.tv_nsec = tmp.tv_nsec;
-                ++((struct user_timespec *)attributeBuffer);
+                               attributeBuffer = (struct user64_timespec *)attributeBuffer + 1;
             }
             else {
-                searchInfo->modificationDate = *((struct timespec *)attributeBuffer);
-                ++((struct timespec *)attributeBuffer);
+                struct user32_timespec tmp;
+                tmp = *((struct user32_timespec *)attributeBuffer);
+                searchInfo->modificationDate.tv_sec = (time_t)tmp.tv_sec;
+                searchInfo->modificationDate.tv_nsec = tmp.tv_nsec;
+                               attributeBuffer = (struct user32_timespec *)attributeBuffer + 1;
             }
                }
                if ( a & ATTR_CMN_CHGTIME ) {
             if (is_64_bit) {
-                struct user_timespec tmp;
-                tmp = *((struct user_timespec *)attributeBuffer);
+                struct user64_timespec tmp;
+                tmp = *((struct user64_timespec *)attributeBuffer);
                 searchInfo->changeDate.tv_sec = (time_t)tmp.tv_sec;
                 searchInfo->changeDate.tv_nsec = tmp.tv_nsec;
-                ++((struct user_timespec *)attributeBuffer);
+                               attributeBuffer = (struct user64_timespec *)attributeBuffer + 1;
             }
             else {
-                searchInfo->changeDate = *((struct timespec *)attributeBuffer);
-                ++((struct timespec *)attributeBuffer);
+                struct user32_timespec tmp;
+                tmp = *((struct user32_timespec *)attributeBuffer);
+                searchInfo->changeDate.tv_sec = (time_t)tmp.tv_sec;
+                searchInfo->changeDate.tv_nsec = tmp.tv_nsec;
+                               attributeBuffer = (struct user32_timespec *)attributeBuffer + 1;
             }
                }
                if ( a & ATTR_CMN_ACCTIME ) {
             if (is_64_bit) {
-                struct user_timespec tmp;
-                tmp = *((struct user_timespec *)attributeBuffer);
+                struct user64_timespec tmp;
+                tmp = *((struct user64_timespec *)attributeBuffer);
                 searchInfo->accessDate.tv_sec = (time_t)tmp.tv_sec;
                 searchInfo->accessDate.tv_nsec = tmp.tv_nsec;
-                ++((struct user_timespec *)attributeBuffer);
+                               attributeBuffer = (struct user64_timespec *)attributeBuffer + 1;
             }
             else {
-                searchInfo->accessDate = *((struct timespec *)attributeBuffer);
-                ++((struct timespec *)attributeBuffer);
+                struct user32_timespec tmp;
+                tmp = *((struct user32_timespec *)attributeBuffer);
+                searchInfo->accessDate.tv_sec = (time_t)tmp.tv_sec;
+                searchInfo->accessDate.tv_nsec = tmp.tv_nsec;
+                               attributeBuffer = (struct user32_timespec *)attributeBuffer + 1;
             }
                }
                if ( a & ATTR_CMN_BKUPTIME ) {
             if (is_64_bit) {
-                struct user_timespec tmp;
-                tmp = *((struct user_timespec *)attributeBuffer);
+                struct user64_timespec tmp;
+                tmp = *((struct user64_timespec *)attributeBuffer);
                 searchInfo->lastBackupDate.tv_sec = (time_t)tmp.tv_sec;
                 searchInfo->lastBackupDate.tv_nsec = tmp.tv_nsec;
-                ++((struct user_timespec *)attributeBuffer);
+                               attributeBuffer = (struct user64_timespec *)attributeBuffer + 1;
             }
             else {
-                searchInfo->lastBackupDate = *((struct timespec *)attributeBuffer);
-                ++((struct timespec *)attributeBuffer);
+                struct user32_timespec tmp;
+                tmp = *((struct user32_timespec *)attributeBuffer);
+                searchInfo->lastBackupDate.tv_sec = (time_t)tmp.tv_sec;
+                searchInfo->lastBackupDate.tv_nsec = tmp.tv_nsec;
+                               attributeBuffer = (struct user32_timespec *)attributeBuffer + 1;
             }
                }
                if ( a & ATTR_CMN_FNDRINFO ) {
                        bcopy( attributeBuffer, searchInfo->finderInfo, sizeof(searchInfo->finderInfo) );
-                       (uint8_t *)attributeBuffer += 32;
+                       attributeBuffer = (u_int8_t *)attributeBuffer + 32;
                }
                if ( a & ATTR_CMN_OWNERID ) {
                        searchInfo->uid = *((uid_t *)attributeBuffer);
-                       ++((uid_t *)attributeBuffer);
+                       attributeBuffer = (uid_t *)attributeBuffer + 1;
                }
                if ( a & ATTR_CMN_GRPID ) {
                        searchInfo->gid = *((gid_t *)attributeBuffer);
-                       ++((gid_t *)attributeBuffer);
+                       attributeBuffer = (gid_t *)attributeBuffer + 1;
                }
                if ( a & ATTR_CMN_ACCESSMASK ) {
                        searchInfo->mask = *((mode_t *)attributeBuffer);
-                       ++((mode_t *)attributeBuffer);
+                       attributeBuffer = (mode_t *)attributeBuffer + 1;
+               }
+               if ( a & ATTR_CMN_FILEID ) {
+                       searchInfo->nodeID = (u_int32_t)*((u_int64_t *) attributeBuffer);       
+                       attributeBuffer = (u_int64_t *)attributeBuffer + 1;
+               }
+               if ( a & ATTR_CMN_PARENTID ) {
+                       searchInfo->parentDirID = (u_int32_t)*((u_int64_t *) attributeBuffer);  
+                       attributeBuffer = (u_int64_t *)attributeBuffer + 1;
                }
        }
 
@@ -1216,7 +1378,7 @@ UnpackSearchAttributeBlock( struct hfsmount *hfsmp, struct attrlist       *alist, sear
        if ( a != 0 ) {
                if ( a & ATTR_DIR_ENTRYCOUNT ) {
                        searchInfo->d.numFiles = *((u_int32_t *)attributeBuffer);
-                       ++((u_int32_t *)attributeBuffer);
+                       attributeBuffer = (u_int32_t *)attributeBuffer + 1;
                }
        }
 
@@ -1224,59 +1386,22 @@ UnpackSearchAttributeBlock( struct hfsmount *hfsmp, struct attrlist     *alist, sear
        if ( a != 0 ) {
                if ( a & ATTR_FILE_DATALENGTH ) {
                        searchInfo->f.dataLogicalLength = *((off_t *)attributeBuffer);
-                       ++((off_t *)attributeBuffer);
+                       attributeBuffer = (off_t *)attributeBuffer + 1;
                }
                if ( a & ATTR_FILE_DATAALLOCSIZE ) {
                        searchInfo->f.dataPhysicalLength = *((off_t *)attributeBuffer);
-                       ++((off_t *)attributeBuffer);
+                       attributeBuffer = (off_t *)attributeBuffer + 1;
                }
                if ( a & ATTR_FILE_RSRCLENGTH ) {
                        searchInfo->f.resourceLogicalLength = *((off_t *)attributeBuffer);
-                       ++((off_t *)attributeBuffer);
+                       attributeBuffer = (off_t *)attributeBuffer + 1;
                }
                if ( a & ATTR_FILE_RSRCALLOCSIZE ) {
                        searchInfo->f.resourcePhysicalLength = *((off_t *)attributeBuffer);
-                       ++((off_t *)attributeBuffer);
+                       attributeBuffer = (off_t *)attributeBuffer + 1;
                }
        }
 
        return (0);
 }
-
-
-#if 1 // Installer workaround (2940423)
-/* this routine was added as part of the work around where some installers would fail */
-/* because they incorrectly assumed search results were in some kind of order.  */
-/* This routine is used to indentify the problematic target.  At this point we */
-/* only know of one.  This routine could be modified for more (I hope not). */
-static Boolean IsTargetName( searchinfospec_t * searchInfoPtr, Boolean isHFSPlus )
-{
-       if ( searchInfoPtr->name == NULL )
-               return( false );
-               
-       if (isHFSPlus) {
-               HFSUniStr255 myName = {
-                       7,      /* number of unicode characters */
-                       {
-                               'L','i','b','r','a','r','y'
-                       }
-               };              
-               if ( FastUnicodeCompare( myName.unicode, myName.length,
-                                                                (UniChar*)searchInfoPtr->name,
-                                                                searchInfoPtr->nameLength ) == 0 )  {
-                       return( true );
-               }
-                                                 
-       } else {
-               u_char          myName[32] = {
-                       0x07,'L','i','b','r','a','r','y'
-               };
-               if ( FastRelString(myName, (u_char*)searchInfoPtr->name) == 0 )  {
-                       return( true );
-               }
-       }
-       return( false );
-       
-} /* IsTargetName */
-#endif // Installer workaround
-
+#endif /* CONFIG_SEARCHFS */