[pschweitzer] 64744: [NTFS] Also return the index of the entry which was found

Author: pschweitzer
Date: Tue Oct 14 20:34:38 2014
New Revision: 64744

URL: http://svn.reactos.org/svn/reactos?rev=64744&view=rev
Log:
[NTFS]
Also return the index of the entry which was found

Modified:
    trunk/reactos/drivers/filesystems/ntfs/mft.c
    trunk/reactos/drivers/filesystems/ntfs/ntfs.h

Modified: trunk/reactos/drivers/filesystems/ntfs/mft.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/ntfs/mf...
==============================================================================
--- trunk/reactos/drivers/filesystems/ntfs/mft.c	[iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/ntfs/mft.c	[iso-8859-1] Tue Oct 14 20:34:38 2014
@@ -486,7 +486,7 @@
 NtfsFindMftRecord(PDEVICE_EXTENSION Vcb,
                   ULONGLONG MFTIndex,
                   PUNICODE_STRING FileName,
-                  ULONG FirstEntry,
+                  PULONG FirstEntry,
                   BOOLEAN DirSearch,
                   ULONGLONG *OutMFTIndex,
                   PWSTR OutName)
@@ -545,9 +545,10 @@
         while (IndexEntry < IndexEntryEnd &&
                !(IndexEntry->Flags & NTFS_INDEX_ENTRY_END))
         {
-            if (CurrentEntry >= FirstEntry && CompareFileName(FileName, IndexEntry, DirSearch))
+            if (CurrentEntry >= *FirstEntry && CompareFileName(FileName, IndexEntry, DirSearch))
             {
                 *OutMFTIndex = IndexEntry->Data.Directory.IndexedFile;
+                *FirstEntry = CurrentEntry;
                 RtlCopyMemory(OutName, IndexEntry->FileName.Name, IndexEntry->FileName.NameLength);
                 OutName[IndexEntry->FileName.NameLength / sizeof(WCHAR)] = UNICODE_NULL;
                 ExFreePoolWithTag(IndexRecord, TAG_NTFS);
@@ -632,10 +633,11 @@
                 while (IndexEntry < IndexEntryEnd &&
                        !(IndexEntry->Flags & NTFS_INDEX_ENTRY_END))
                 {
-                    if (CurrentEntry >= FirstEntry && CompareFileName(FileName, IndexEntry, DirSearch))
+                    if (CurrentEntry >= *FirstEntry && CompareFileName(FileName, IndexEntry, DirSearch))
                     {
                         DPRINT("File found\n");
                         *OutMFTIndex = IndexEntry->Data.Directory.IndexedFile;
+                        *FirstEntry = CurrentEntry;
                         RtlCopyMemory(OutName, IndexEntry->FileName.Name, IndexEntry->FileName.NameLength);
                         OutName[IndexEntry->FileName.NameLength / sizeof(WCHAR)] = UNICODE_NULL;
                         ExFreePoolWithTag(BitmapData, TAG_NTFS);
@@ -678,6 +680,7 @@
     UNICODE_STRING Current, Remaining, Found;
     NTSTATUS Status;
     WCHAR FoundName[MAX_PATH + 1];
+    ULONG FirstEntry = 0;

DPRINT1("NtfsLookupFileAt(%p, %wZ, %p, %p, %I64x)\n", Vcb, PathName, FileRecord, DataContext, CurrentMFTIndex);

@@ -687,7 +690,7 @@
     {
         DPRINT1("Lookup: %wZ\n", &Current);

-        Status = NtfsFindMftRecord(Vcb, CurrentMFTIndex, &Current, 0, FALSE, &CurrentMFTIndex, FoundName);
+        Status = NtfsFindMftRecord(Vcb, CurrentMFTIndex, &Current, &FirstEntry, FALSE, &CurrentMFTIndex, FoundName);
         if (!NT_SUCCESS(Status))
         {
             return Status;
@@ -739,7 +742,7 @@
 NTSTATUS
 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
                PUNICODE_STRING SearchPattern,
-               ULONG FirstEntry,
+               PULONG FirstEntry,
                PFILE_RECORD_HEADER *FileRecord,
                PNTFS_ATTR_CONTEXT *DataContext,
                PULONGLONG MFTIndex,
@@ -749,7 +752,7 @@
     NTSTATUS Status;
     WCHAR FoundName[MAX_PATH + 1];

-    DPRINT1("NtfsFindFileAt(%p, %wZ, %p, %p, %I64x)\n", Vcb, SearchPattern, FileRecord, DataContext, CurrentMFTIndex);
+    DPRINT1("NtfsFindFileAt(%p, %wZ, %p, %p, %p, %p, %I64x)\n", Vcb, SearchPattern, FirstEntry, FileRecord, DataContext, MFTIndex, CurrentMFTIndex);

Status = NtfsFindMftRecord(Vcb, CurrentMFTIndex, SearchPattern, FirstEntry, TRUE, &CurrentMFTIndex, FoundName);
     if (!NT_SUCCESS(Status))

Modified: trunk/reactos/drivers/filesystems/ntfs/ntfs.h
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/filesystems/ntfs/nt...
==============================================================================
--- trunk/reactos/drivers/filesystems/ntfs/ntfs.h	[iso-8859-1] (original)
+++ trunk/reactos/drivers/filesystems/ntfs/ntfs.h	[iso-8859-1] Tue Oct 14 20:34:38 2014
@@ -657,7 +657,7 @@
 NTSTATUS
 NtfsFindFileAt(PDEVICE_EXTENSION Vcb,
                PUNICODE_STRING SearchPattern,
-               ULONG FirstEntry,
+               PULONG FirstEntry,
                PFILE_RECORD_HEADER *FileRecord,
                PNTFS_ATTR_CONTEXT *DataContext,
                PULONGLONG MFTIndex,