/*
- * Copyright (c) 1997-2002 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1997-2004 Apple Computer, 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
*/
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/file.h>
-#include <sys/buf.h>
#include <sys/proc.h>
#include <sys/conf.h>
#include <mach/machine/vm_types.h>
#include <sys/signalvar.h>
#include <sys/attr.h>
#include <sys/utfconv.h>
+#include <sys/kauth.h>
+#include <sys/vnode_internal.h>
#include "hfs.h"
#include "hfs_dbg.h"
#include "hfs_endian.h"
#include "hfscommon/headers/FileMgrInternal.h"
-#include "hfscommon/headers/CatalogPrivate.h"
#include "hfscommon/headers/HFSUnicodeWrappers.h"
#include "hfscommon/headers/BTreesPrivate.h"
#include "hfscommon/headers/BTreeScanner.h"
-
+#include "hfscommon/headers/CatalogPrivate.h"
/* Search criterea. */
struct directoryInfoSpec
{
- u_long numFiles;
+ u_int32_t numFiles;
};
struct fileInfoSpec
struct timespec changeDate;
struct timespec accessDate;
struct timespec lastBackupDate;
- u_long finderInfo[8];
+ uint8_t finderInfo[32];
uid_t uid;
gid_t gid;
mode_t mask;
static void ResolveHardlink(ExtendedVCB *vcb, HFSPlusCatalogFile *recp);
-static int UnpackSearchAttributeBlock(struct vnode *vp, struct attrlist *alist,
+static int UnpackSearchAttributeBlock(struct hfsmount *hfsmp, struct attrlist *alist,
searchinfospec_t *searchInfo, void *attributeBuffer);
static int CheckCriteria( ExtendedVCB *vcb,
searchinfospec_t *searchInfo2,
Boolean lookForDup );
-static int CheckAccess(ExtendedVCB *vcb, CatalogKey *key, struct proc *p);
+static int CheckAccess(ExtendedVCB *vcb, u_long searchBits, CatalogKey *key, struct vfs_context *ctx);
-static int InsertMatch(struct vnode *vp, struct uio *a_uio, CatalogRecord *rec,
+static int InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
CatalogKey *key, struct attrlist *returnAttrList,
void *attributesBuffer, void *variableBuffer,
- u_long bufferSize, u_long * nummatches );
+ u_long * 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);
static Boolean IsTargetName( searchinfospec_t * searchInfoPtr, Boolean isHFSPlus );
#endif // Installer workaround
-extern int cat_convertkey(
- struct hfsmount *hfsmp,
- CatalogKey *key,
- CatalogRecord * recp,
- struct cat_desc *descp);
-
-extern void cat_convertattr(
- struct hfsmount *hfsmp,
- CatalogRecord * recp,
- struct cat_attr *attrp,
- struct cat_fork *datafp,
- struct cat_fork *rsrcfp);
+__private_extern__ int hfs_vnop_search(struct vnop_searchfs_args *ap);
-extern int resolvelink(struct hfsmount *hfsmp, u_long linkref,
- struct HFSPlusCatalogFile *recp);
/************************************************************************/
/* Entry for searchfs() */
#
#% searchfs vp L L L
#
-vop_searchfs {
+vnop_searchfs {
IN struct vnode *vp;
IN off_t length;
IN int flags;
- IN struct ucred *cred;
+ IN kauth_cred_t cred;
IN struct proc *p;
};
*/
+__private_extern__
int
-hfs_search( ap )
- struct vop_searchfs_args *ap; /*
+hfs_vnop_search(ap)
+ struct vnop_searchfs_args *ap; /*
struct vnodeop_desc *a_desc;
struct vnode *a_vp;
void *a_searchparams1;
u_long a_options;
struct uio *a_uio;
struct searchstate *a_searchstate;
+ vfs_context_t a_context;
*/
{
ExtendedVCB *vcb = VTOVCB(ap->a_vp);
+ struct hfsmount *hfsmp;
FCB * catalogFCB;
searchinfospec_t searchInfo1;
searchinfospec_t searchInfo2;
void *variableBuffer;
u_long fixedBlockSize;
u_long eachReturnBufferSize;
- struct proc *p = current_proc();
+ struct proc *p = proc_self();
int err = E_NONE;
int isHFSPlus;
int timerExpired = false;
CatalogRecord * myCurrentDataPtr;
CatPosition * myCatPositionPtr;
BTScanState myBTScanState;
- void *user_start = NULL;
- int user_len;
+ user_addr_t user_start = 0;
+ user_size_t user_len = 0;
+ int32_t searchTime;
+ int lockflags;
/* XXX Parameter check a_searchattrs? */
if (ap->a_options & ~SRCHFS_VALIDOPTIONSMASK)
return (EINVAL);
- if (ap->a_uio->uio_resid <= 0)
+ /* SRCHFS_SKIPLINKS requires root access.
+ * This option cannot be used with either
+ * the ATTR_CMN_NAME or ATTR_CMN_PAROBJID
+ * attributes.
+ */
+ if (ap->a_options & SRCHFS_SKIPLINKS) {
+ attrgroup_t attrs;
+
+ attrs = ap->a_searchattrs->commonattr | ap->a_returnattrs->commonattr;
+ if (attrs & (ATTR_CMN_NAME | ATTR_CMN_PAROBJID))
+ return (EINVAL);
+ if ((err = vfs_context_suser(ap->a_context)))
+ return (err);
+ }
+
+ if (uio_resid(ap->a_uio) <= 0)
return (EINVAL);
isHFSPlus = (vcb->vcbSigWord == kHFSPlusSigWord);
+ hfsmp = VTOHFS(ap->a_vp);
+
+ searchTime = kMaxMicroSecsInKernel;
+ if (ap->a_timelimit->tv_sec == 0 &&
+ ap->a_timelimit->tv_usec > 0 &&
+ ap->a_timelimit->tv_usec < kMaxMicroSecsInKernel) {
+ searchTime = ap->a_timelimit->tv_usec;
+ }
/* UnPack the search boundries, searchInfo1, searchInfo2 */
- err = UnpackSearchAttributeBlock(ap->a_vp, ap->a_searchattrs,
+ err = UnpackSearchAttributeBlock(hfsmp, ap->a_searchattrs,
&searchInfo1, ap->a_searchparams1);
if (err) return err;
- err = UnpackSearchAttributeBlock(ap->a_vp, ap->a_searchattrs,
+ err = UnpackSearchAttributeBlock(hfsmp, ap->a_searchattrs,
&searchInfo2, ap->a_searchparams2);
if (err) return err;
- fixedBlockSize = sizeof(u_long) + hfs_attrblksize(ap->a_returnattrs); /* u_long for length longword */
+ fixedBlockSize = sizeof(uint32_t) + hfs_attrblksize(ap->a_returnattrs); /* uint32_t for length word */
+
eachReturnBufferSize = fixedBlockSize;
if ( ap->a_returnattrs->commonattr & ATTR_CMN_NAME ) /* XXX should be more robust! */
// while holding the shared catalog file lock. see the comment
// in hfs_readdir() for more details.
//
- if (VTOHFS(ap->a_vp)->jnl && ap->a_uio->uio_segflg == UIO_USERSPACE) {
- user_start = ap->a_uio->uio_iov->iov_base;
- user_len = ap->a_uio->uio_iov->iov_len;
+ if (hfsmp->jnl && uio_isuserspace(ap->a_uio)) {
+ user_start = uio_curriovbase(ap->a_uio);
+ user_len = uio_curriovlen(ap->a_uio);
if ((err = vslock(user_start, user_len)) != 0) {
- user_start = NULL;
+ user_start = 0;
goto ExitThisRoutine;
}
}
- /* Lock catalog b-tree */
- err = hfs_metafilelocking(VTOHFS(ap->a_vp), kHFSCatalogFileID, LK_SHARED, p);
- if (err)
- goto ExitThisRoutine;
+ lockflags = hfs_systemfile_lock(hfsmp, SFL_CATALOG, HFS_SHARED_LOCK);
catalogFCB = GetFileControlBlock(vcb->catalogRefNum);
myCurrentKeyPtr = NULL;
if (ap->a_options & SRCHFS_START) {
/* Starting a new search. */
/* Make sure the on-disk Catalog file is current */
- (void) VOP_FSYNC(vcb->catalogRefNum, NOCRED, MNT_WAIT, p);
+ (void) hfs_fsync(vcb->catalogRefNum, MNT_WAIT, 0, p);
+ if (hfsmp->jnl) {
+ hfs_systemfile_unlock(hfsmp, lockflags);
+ journal_flush(hfsmp->jnl);
+ lockflags = hfs_systemfile_lock(hfsmp, SFL_CATALOG, HFS_SHARED_LOCK);
+ }
+
ap->a_options &= ~SRCHFS_START;
bzero( (caddr_t)myCatPositionPtr, sizeof( *myCatPositionPtr ) );
err = BTScanInitialize(catalogFCB, 0, 0, 0, kCatSearchBufferSize, &myBTScanState);
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, keyp, ap->a_uio->uio_procp)) {
+ CheckAccess(vcb, ap->a_options, keyp, ap->a_context)) {
- result = InsertMatch(ap->a_vp, ap->a_uio, &rec,
+ result = InsertMatch(hfsmp, ap->a_uio, &rec,
keyp, ap->a_returnattrs,
attributesBuffer, variableBuffer,
- eachReturnBufferSize, ap->a_nummatches);
+ 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);
}
}
#endif // Installer workaround
err = EBUSY; /* catChangedErr */
}
}
+ hfs_systemfile_unlock(hfsmp, lockflags);
- /* Unlock catalog b-tree */
- (void) hfs_metafilelocking(VTOHFS(ap->a_vp), kHFSCatalogFileID, LK_RELEASE, p);
if (err)
goto ExitThisRoutine;
#if 1 // Installer workaround (2940423)
break;
/* Resolve any hardlinks */
- if (isHFSPlus)
+ 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);
+ }
if (CheckCriteria( vcb, ap->a_options, ap->a_searchattrs, myCurrentDataPtr,
myCurrentKeyPtr, &searchInfo1, &searchInfo2, true )
- && CheckAccess(vcb, myCurrentKeyPtr, ap->a_uio->uio_procp)) {
- err = InsertMatch(ap->a_vp, ap->a_uio, myCurrentDataPtr,
+ && CheckAccess(vcb, ap->a_options, myCurrentKeyPtr, ap->a_context)) {
+ err = InsertMatch(hfsmp, ap->a_uio, myCurrentDataPtr,
myCurrentKeyPtr, ap->a_returnattrs,
- attributesBuffer, variableBuffer,
- eachReturnBufferSize, ap->a_nummatches);
+ attributesBuffer, variableBuffer, ap->a_nummatches);
if (err) {
/*
* The last match didn't fit so come back
* The idea here is to throttle the amount of time we
* spend in the kernel.
*/
- myCurrentTime = time;
+ microuptime(&myCurrentTime);
timersub(&myCurrentTime, &myBTScanState.startTime, &myElapsedTime);
/* Note: assumes kMaxMicroSecsInKernel is less than 1,000,000 */
if (myElapsedTime.tv_sec > 0
- || myElapsedTime.tv_usec >= kMaxMicroSecsInKernel) {
+ || myElapsedTime.tv_usec >= searchTime) {
timerExpired = true;
}
}
}
ExitThisRoutine:
- FREE( attributesBuffer, M_TEMP );
+ FREE( attributesBuffer, M_TEMP );
- if (VTOHFS(ap->a_vp)->jnl && user_start) {
+ if (hfsmp->jnl && user_start) {
vsunlock(user_start, user_len, TRUE);
}
&& (SWAP_BE32(recp->userInfo.fdCreator) == kHFSPlusCreator)
&& ((to_bsd_time(recp->createDate) == vcb->vcbCrDate) ||
(to_bsd_time(recp->createDate) == VCBTOHFS(vcb)->hfs_metadata_createdate))) {
+ cnid_t saved_cnid;
+
+ /* 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);
+ recp->fileID = saved_cnid;
}
}
}
+//
+// 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;
+}
+
+
+
/*
* Check to see if caller has access rights to this item
*/
static int
-CheckAccess(ExtendedVCB *theVCBPtr, CatalogKey *theKeyPtr, struct proc *theProcPtr)
+CheckAccess(ExtendedVCB *theVCBPtr, u_long searchBits, CatalogKey *theKeyPtr, struct vfs_context *ctx)
{
- Boolean isHFSPlus;
- int myErr;
- int myResult;
+ Boolean isHFSPlus;
+ int myErr;
+ int myResult;
HFSCatalogNodeID myNodeID;
- unsigned long myPerms;
- hfsmount_t * my_hfsmountPtr;
- struct cat_desc my_cat_desc;
- struct cat_attr my_cat_attr;
-
+ hfsmount_t * hfsmp;
+ struct FndrDirInfo *finfop;
+ struct vnode * vp = NULL;
+
myResult = 0; /* default to "no access" */
- my_cat_desc.cd_nameptr = NULL;
- my_cat_desc.cd_namelen = 0;
- if ( theProcPtr->p_ucred->cr_uid == 0 ) {
+ if (!vfs_context_suser(ctx)) {
myResult = 1; /* allow access */
goto ExitThisRoutine; /* root always has access */
}
- my_hfsmountPtr = VCBTOHFS( theVCBPtr );
+ hfsmp = VCBTOHFS( theVCBPtr );
isHFSPlus = ( theVCBPtr->vcbSigWord == kHFSPlusSigWord );
if ( isHFSPlus )
myNodeID = theKeyPtr->hfsPlus.parentID;
myNodeID = theKeyPtr->hfs.parentID;
while ( myNodeID >= kRootDirID ) {
+ cnode_t * cp;
+
/* now go get catalog data for this directory */
- myErr = hfs_metafilelocking( my_hfsmountPtr, kHFSCatalogFileID, LK_SHARED, theProcPtr );
- if ( myErr )
- goto ExitThisRoutine; /* no access */
-
- myErr = cat_idlookup( my_hfsmountPtr, myNodeID, &my_cat_desc, &my_cat_attr, NULL );
- (void) hfs_metafilelocking( my_hfsmountPtr, kHFSCatalogFileID, LK_RELEASE, theProcPtr );
- if ( myErr )
+ myErr = hfs_vget(hfsmp, myNodeID, &vp, 0);
+ if ( myErr ) {
goto ExitThisRoutine; /* no access */
+ }
- myNodeID = my_cat_desc.cd_parentcnid; /* move up the hierarchy */
- myPerms = DerivePermissionSummary(my_cat_attr.ca_uid, my_cat_attr.ca_gid,
- my_cat_attr.ca_mode, my_hfsmountPtr->hfs_mp,
- theProcPtr->p_ucred, theProcPtr );
- cat_releasedesc( &my_cat_desc );
-
- if ( (myPerms & X_OK) == 0 )
+ cp = VTOC(vp);
+ finfop = (struct FndrDirInfo *)&cp->c_attr.ca_finderinfo[0];
+
+ 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)) ) {
+ myResult = 0;
+ goto ExitThisRoutine;
+ }
+ }
+
+ 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) ) {
+ myResult = 0;
+ goto ExitThisRoutine;
+ }
+ }
+
+ if ( (searchBits & SRCHFS_SKIPINVISIBLE) &&
+ (SWAP_BE16(finfop->frFlags) & kIsInvisible) ) {
+ myResult = 0;
+ goto ExitThisRoutine;
+ }
+
+ myNodeID = cp->c_parentcnid; /* move up the hierarchy */
+ hfs_unlock(VTOC(vp));
+ if (vp->v_type == VDIR) {
+ myErr = vnode_authorize(vp, NULL, (KAUTH_VNODE_SEARCH | KAUTH_VNODE_LIST_DIRECTORY), ctx);
+ } else {
+ myErr = vnode_authorize(vp, NULL, (KAUTH_VNODE_SEARCH), ctx);
+ }
+ vnode_put(vp);
+ vp = NULL;
+ if ( myErr ) {
goto ExitThisRoutine; /* no access */
+ }
}
-
myResult = 1; /* allow access */
ExitThisRoutine:
- cat_releasedesc( &my_cat_desc );
+ if ( vp != NULL ) {
+ hfs_unlock(VTOC(vp));
+ vnode_put(vp);
+ }
return ( myResult );
}
Boolean matched, atleastone;
Boolean isHFSPlus;
attrgroup_t searchAttributes;
- struct cat_attr c_attr = {0};
+ struct cat_attr c_attr;
struct cat_fork datafork;
struct cat_fork rsrcfork;
+ bzero(&c_attr, sizeof(c_attr));
isHFSPlus = (vcb->vcbSigWord == kHFSPlusSigWord);
switch (rec->recordType) {
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 */
+ }
+ } else if (key->hfsPlus.parentID == VCBTOHFS(vcb)->hfs_privdir_desc.cd_cnid) {
+ return (false); /* skip over private files */
+ }
+
if ( (searchBits & SRCHFS_MATCHFILES) == 0 ) { /* If we are NOT searching files */
matched = false;
goto TestDone;
/* Convert catalog record into cat_attr format. */
cat_convertattr(VCBTOHFS(vcb), rec, &c_attr, &datafork, &rsrcfork);
+ if (searchBits & SRCHFS_SKIPINVISIBLE) {
+ 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;
+ }
+
+ default: {
+ flags = kIsInvisible;
+ break;
+ }
+ }
+
+ if (flags & kIsInvisible) {
+ matched = false;
+ goto TestDone;
+ }
+ }
+
+
+
/* Now that we have a record worth searching, see if it matches the search attributes */
if (rec->recordType == kHFSFileRecord ||
rec->recordType == kHFSPlusFileRecord) {
/* mode */
if ( searchAttributes & ATTR_CMN_ACCESSMASK ) {
- matched = CompareRange((u_long)c_attr.ca_mode,
- (u_long)searchInfo1->mask,
- (u_long)searchInfo2->mask);
+ matched = CompareRange((uint32_t)c_attr.ca_mode,
+ (uint32_t)searchInfo1->mask,
+ (uint32_t)searchInfo2->mask);
if (matched == false) goto TestDone;
atleastone = true;
}
* Adds another record to the packed array for output
*/
static int
-InsertMatch( struct vnode *root_vp, struct uio *a_uio, CatalogRecord *rec,
- CatalogKey *key, struct attrlist *returnAttrList, void *attributesBuffer,
- void *variableBuffer, u_long bufferSize, u_long * nummatches )
+InsertMatch(struct hfsmount *hfsmp, uio_t a_uio, CatalogRecord *rec,
+ CatalogKey *key, struct attrlist *returnAttrList,
+ void *attributesBuffer, void *variableBuffer, u_long * nummatches)
{
int err;
void *rovingAttributesBuffer;
void *rovingVariableBuffer;
u_long packedBufferSize;
- ExtendedVCB *vcb = VTOVCB(root_vp);
- Boolean isHFSPlus = vcb->vcbSigWord == kHFSPlusSigWord;
- u_long privateDir = VTOHFS(root_vp)->hfs_private_metadata_dir;
+ u_long privateDir = hfsmp->hfs_privdir_desc.cd_cnid;
struct attrblock attrblk;
- struct cat_desc c_desc = {0};
- struct cat_attr c_attr = {0};
+ struct cat_desc c_desc;
+ struct cat_attr c_attr;
struct cat_fork datafork;
struct cat_fork rsrcfork;
+ bzero(&c_desc, sizeof(c_desc));
+ bzero(&c_attr, sizeof(c_attr));
rovingAttributesBuffer = (char*)attributesBuffer + sizeof(u_long); /* Reserve space for length field */
rovingVariableBuffer = variableBuffer;
/* Convert catalog record into cat_attr format. */
- cat_convertattr(VTOHFS(root_vp), rec, &c_attr, &datafork, &rsrcfork);
+ cat_convertattr(hfsmp, rec, &c_attr, &datafork, &rsrcfork);
/* hide our private meta data directory */
if ((privateDir != 0) && (c_attr.ca_fileid == privateDir)) {
}
/* Hide the private journal files */
- if (VTOHFS(root_vp)->jnl &&
- ((c_attr.ca_fileid == VTOHFS(root_vp)->hfs_jnlfileid) ||
- (c_attr.ca_fileid == VTOHFS(root_vp)->hfs_jnlinfoblkid))) {
+ if (hfsmp->jnl &&
+ ((c_attr.ca_fileid == hfsmp->hfs_jnlfileid) ||
+ (c_attr.ca_fileid == hfsmp->hfs_jnlinfoblkid))) {
err = 0;
goto exit;
}
if (returnAttrList->commonattr & ATTR_CMN_NAME) {
- cat_convertkey(VTOHFS(root_vp), key, rec, &c_desc);
+ cat_convertkey(hfsmp, key, rec, &c_desc);
} else {
c_desc.cd_cnid = c_attr.ca_fileid;
- if (isHFSPlus)
- c_desc.cd_parentcnid = key->hfsPlus.parentID;
- else
+ if (hfsmp->hfs_flags & HFS_STANDARD)
c_desc.cd_parentcnid = key->hfs.parentID;
- }
-
- /* hide open files that have been deleted */
- if ((privateDir != 0) && (c_desc.cd_parentcnid == privateDir)) {
- err = 0;
- goto exit;
+ else
+ c_desc.cd_parentcnid = key->hfsPlus.parentID;
}
attrblk.ab_attrlist = returnAttrList;
attrblk.ab_flags = 0;
attrblk.ab_blocksize = 0;
- hfs_packattrblk(&attrblk, VTOHFS(root_vp), NULL, &c_desc, &c_attr, &datafork, &rsrcfork);
+ hfs_packattrblk(&attrblk, hfsmp, NULL, &c_desc, &c_attr, &datafork, &rsrcfork, current_proc());
packedBufferSize = (char*)rovingVariableBuffer - (char*)attributesBuffer;
- if ( packedBufferSize > a_uio->uio_resid )
+ if ( packedBufferSize > uio_resid(a_uio) )
return( errSearchBufferFull );
(* nummatches)++;
static int
-UnpackSearchAttributeBlock( struct vnode *vp, struct attrlist *alist, searchinfospec_t *searchInfo, void *attributeBuffer )
+UnpackSearchAttributeBlock( struct hfsmount *hfsmp, struct attrlist *alist, searchinfospec_t *searchInfo, void *attributeBuffer )
{
attrgroup_t a;
u_long bufferSize;
+ boolean_t is_64_bit;
DBG_ASSERT(searchInfo != NULL);
+
+ is_64_bit = proc_is64bit(current_proc());
- bufferSize = *((u_long *)attributeBuffer);
+ bufferSize = *((uint32_t *)attributeBuffer);
if (bufferSize == 0)
return (EINVAL); /* XXX -DJB is a buffer size of zero ever valid for searchfs? */
- ++((u_long *)attributeBuffer); /* advance past the size */
+ ++((uint32_t *)attributeBuffer); /* advance past the size */
/*
* UnPack common attributes
a = alist->commonattr;
if ( a != 0 ) {
if ( a & ATTR_CMN_NAME ) {
- char *s = (char*) attributeBuffer + ((attrreference_t *) attributeBuffer)->attr_dataoffset;
- size_t len = ((attrreference_t *) attributeBuffer)->attr_length;
+ char *s;
+ u_int32_t len;
+
+ s = (char*) attributeBuffer + ((attrreference_t *) attributeBuffer)->attr_dataoffset;
+ len = ((attrreference_t *) attributeBuffer)->attr_length;
if (len > sizeof(searchInfo->name))
return (EINVAL);
- if (VTOVCB(vp)->vcbSigWord == kHFSPlusSigWord) {
- size_t ucslen;
- /* Convert name to Unicode to match HFS Plus B-Tree names */
+ if (hfsmp->hfs_flags & HFS_STANDARD) {
+ /* Convert name to pascal string to match HFS B-Tree names */
if (len > 0) {
- if (utf8_decodestr(s, len-1, (UniChar*)searchInfo->name, &ucslen,
- sizeof(searchInfo->name), ':', UTF_DECOMPOSED))
+ if (utf8_to_hfs(HFSTOVCB(hfsmp), len-1, s, (u_char*)searchInfo->name) != 0)
return (EINVAL);
- searchInfo->nameLength = ucslen / sizeof(UniChar);
+ searchInfo->nameLength = searchInfo->name[0];
} else {
- searchInfo->nameLength = 0;
+ searchInfo->name[0] = searchInfo->nameLength = 0;
}
- ++((attrreference_t *)attributeBuffer);
-
+ ++((attrreference_t *)attributeBuffer);
} else {
- /* Convert name to pascal string to match HFS B-Tree names */
+ size_t ucslen;
+ /* Convert name to Unicode to match HFS Plus B-Tree names */
if (len > 0) {
- if (utf8_to_hfs(VTOVCB(vp), len-1, s, (u_char*)searchInfo->name) != 0)
+ if (utf8_decodestr(s, len-1, (UniChar*)searchInfo->name, &ucslen,
+ sizeof(searchInfo->name), ':', UTF_DECOMPOSED))
return (EINVAL);
- searchInfo->nameLength = searchInfo->name[0];
+ searchInfo->nameLength = ucslen / sizeof(UniChar);
} else {
- searchInfo->name[0] = searchInfo->nameLength = 0;
+ searchInfo->nameLength = 0;
}
- ++((attrreference_t *)attributeBuffer);
+ ++((attrreference_t *)attributeBuffer);
}
}
if ( a & ATTR_CMN_OBJID ) {
++((fsobj_id_t *)attributeBuffer);
}
if ( a & ATTR_CMN_CRTIME ) {
- searchInfo->creationDate = *((struct timespec *)attributeBuffer);
- ++((struct timespec *)attributeBuffer);
+ if (is_64_bit) {
+ struct user_timespec tmp;
+ tmp = *((struct user_timespec *)attributeBuffer);
+ searchInfo->creationDate.tv_sec = (time_t)tmp.tv_sec;
+ searchInfo->creationDate.tv_nsec = tmp.tv_nsec;
+ ++((struct user_timespec *)attributeBuffer);
+ }
+ else {
+ searchInfo->creationDate = *((struct timespec *)attributeBuffer);
+ ++((struct timespec *)attributeBuffer);
+ }
}
if ( a & ATTR_CMN_MODTIME ) {
- searchInfo->modificationDate = *((struct timespec *)attributeBuffer);
- ++((struct timespec *)attributeBuffer);
+ if (is_64_bit) {
+ struct user_timespec tmp;
+ tmp = *((struct user_timespec *)attributeBuffer);
+ searchInfo->modificationDate.tv_sec = (time_t)tmp.tv_sec;
+ searchInfo->modificationDate.tv_nsec = tmp.tv_nsec;
+ ++((struct user_timespec *)attributeBuffer);
+ }
+ else {
+ searchInfo->modificationDate = *((struct timespec *)attributeBuffer);
+ ++((struct timespec *)attributeBuffer);
+ }
}
if ( a & ATTR_CMN_CHGTIME ) {
- searchInfo->changeDate = *((struct timespec *)attributeBuffer);
- ++((struct timespec *)attributeBuffer);
+ if (is_64_bit) {
+ struct user_timespec tmp;
+ tmp = *((struct user_timespec *)attributeBuffer);
+ searchInfo->changeDate.tv_sec = (time_t)tmp.tv_sec;
+ searchInfo->changeDate.tv_nsec = tmp.tv_nsec;
+ ++((struct user_timespec *)attributeBuffer);
+ }
+ else {
+ searchInfo->changeDate = *((struct timespec *)attributeBuffer);
+ ++((struct timespec *)attributeBuffer);
+ }
}
if ( a & ATTR_CMN_ACCTIME ) {
- searchInfo->accessDate = *((struct timespec *)attributeBuffer);
- ++((struct timespec *)attributeBuffer);
+ if (is_64_bit) {
+ struct user_timespec tmp;
+ tmp = *((struct user_timespec *)attributeBuffer);
+ searchInfo->accessDate.tv_sec = (time_t)tmp.tv_sec;
+ searchInfo->accessDate.tv_nsec = tmp.tv_nsec;
+ ++((struct user_timespec *)attributeBuffer);
+ }
+ else {
+ searchInfo->accessDate = *((struct timespec *)attributeBuffer);
+ ++((struct timespec *)attributeBuffer);
+ }
}
if ( a & ATTR_CMN_BKUPTIME ) {
- searchInfo->lastBackupDate = *((struct timespec *)attributeBuffer);
- ++((struct timespec *)attributeBuffer);
+ if (is_64_bit) {
+ struct user_timespec tmp;
+ tmp = *((struct user_timespec *)attributeBuffer);
+ searchInfo->lastBackupDate.tv_sec = (time_t)tmp.tv_sec;
+ searchInfo->lastBackupDate.tv_nsec = tmp.tv_nsec;
+ ++((struct user_timespec *)attributeBuffer);
+ }
+ else {
+ searchInfo->lastBackupDate = *((struct timespec *)attributeBuffer);
+ ++((struct timespec *)attributeBuffer);
+ }
}
if ( a & ATTR_CMN_FNDRINFO ) {
- bcopy( attributeBuffer, searchInfo->finderInfo, sizeof(u_long) * 8 );
- (u_long *)attributeBuffer += 8;
- }
- if ( a & ATTR_CMN_BKUPTIME ) {
- searchInfo->lastBackupDate = *((struct timespec *)attributeBuffer);
- ++((struct timespec *)attributeBuffer);
+ bcopy( attributeBuffer, searchInfo->finderInfo, sizeof(searchInfo->finderInfo) );
+ (uint8_t *)attributeBuffer += 32;
}
if ( a & ATTR_CMN_OWNERID ) {
searchInfo->uid = *((uid_t *)attributeBuffer);
a = alist->dirattr;
if ( a != 0 ) {
if ( a & ATTR_DIR_ENTRYCOUNT ) {
- searchInfo->d.numFiles = *((u_long *)attributeBuffer);
- ++((u_long *)attributeBuffer);
+ searchInfo->d.numFiles = *((u_int32_t *)attributeBuffer);
+ ++((u_int32_t *)attributeBuffer);
}
}
projects / apple / xnu.git / blobdiff