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halfplement MmCanFileBeTruncated

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svn path=/trunk/; revision=39289
This commit is contained in:
Christoph von Wittich 2009-02-02 17:14:24 +00:00
parent a120dfab47
commit cfad1c5307
1 changed files with 24 additions and 1 deletions
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25
reactos/ntoskrnl/mm/section.c
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@ -4714,8 +4714,31 @@ BOOLEAN NTAPI
MmCanFileBeTruncated (IN PSECTION_OBJECT_POINTERS SectionObjectPointer, MmCanFileBeTruncated (IN PSECTION_OBJECT_POINTERS SectionObjectPointer,
IN PLARGE_INTEGER NewFileSize) IN PLARGE_INTEGER NewFileSize)
{ {
/* Check whether an ImageSectionObject exists */
if (SectionObjectPointer->ImageSectionObject != NULL)
{
return FALSE;
}
if (SectionObjectPointer->DataSectionObject != NULL)
{
PMM_SECTION_SEGMENT Segment;
Segment = (PMM_SECTION_SEGMENT)SectionObjectPointer->
DataSectionObject;
if (Segment->ReferenceCount != 0)
{
/* FIXME: check if NewFileSize <= current file size */
return FALSE;
}
}
/* FIXME: check for outstanding write probes */
UNIMPLEMENTED; UNIMPLEMENTED;
return (FALSE);
return FALSE;
} }