Handle mapping a view of a section at non-zero file offset

reactos/ntoskrnl/mm

diff -u -r1.163 -r1.164
--- section.c	28 Sep 2004 20:58:29 -0000	1.163
+++ section.c	1 Oct 2004 20:06:43 -0000	1.164
@@ -16,7 +16,7 @@

  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */

-/* $Id: section.c,v 1.163 2004/09/28 20:58:29 gvg Exp $

+/* $Id: section.c,v 1.164 2004/10/01 20:06:43 gvg Exp $

  *
  * PROJECT:         ReactOS kernel
  * FILE:            ntoskrnl/mm/section.c

@@ -913,6 +913,7 @@

    /*
     * Get the entry corresponding to the offset within the section
     */

+   Offset += MemoryArea->Data.SectionData.ViewOffset;

    Entry = MmGetPageEntrySectionSegment(Segment, Offset);
 
    if (Entry == 0)

@@ -3175,12 +3176,12 @@

 
    Address = (PVOID)PAGE_ROUND_DOWN(Address);
 

-   Offset = ((ULONG)Address - (ULONG)MArea->BaseAddress);

+   Offset = ((ULONG_PTR)Address - (ULONG_PTR)MArea->BaseAddress) +
+            MemoryArea->Data.SectionData.ViewOffset;

 
    Section = MArea->Data.SectionData.Section;
    Segment = MArea->Data.SectionData.Segment;
 

-

    PageOp = MmCheckForPageOp(MArea, 0, NULL, Segment, Offset);
 
    while (PageOp)

@@ -3831,7 +3832,7 @@

                                         &SBaseAddress,
                                         SectionSegments[i].Length,
                                         SectionSegments[i].Protection,

-                                        (ULONG_PTR)SectionSegments[i].VirtualAddress,

+                                        0,

                                         FALSE);
             MmUnlockSectionSegment(&SectionSegments[i]);
             if (!NT_SUCCESS(Status))