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059e96a
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Add flag for object shadowing
author
charles
<charles>
Sun, 31 Jul 2005 06:56:57 +0000
(06:56 +0000)
committer
charles
<charles>
Sun, 31 Jul 2005 06:56:57 +0000
(06:56 +0000)
yaffs_packedtags2.c
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diff --git
a/yaffs_packedtags2.c
b/yaffs_packedtags2.c
index 342e550e24420e4ee6d8ec0fce9c0b1c8aee88b3..f4de18db434e9170c78f8cc3832faad37436a6ba 100644
(file)
--- a/
yaffs_packedtags2.c
+++ b/
yaffs_packedtags2.c
@@
-29,7
+29,8
@@
#define EXTRA_HEADER_INFO_FLAG 0x80000000
#define EXTRA_SHRINK_FLAG 0x40000000
#define EXTRA_HEADER_INFO_FLAG 0x80000000
#define EXTRA_SHRINK_FLAG 0x40000000
-#define EXTRA_SPARE_FLAGS 0x30000000
+#define EXTRA_SHADOWS_FLAG 0x20000000
+#define EXTRA_SPARE_FLAGS 0x10000000
#define ALL_EXTRA_FLAGS 0xF0000000
#define ALL_EXTRA_FLAGS 0xF0000000
@@
-68,6
+69,10
@@
void yaffs_PackTags2(yaffs_PackedTags2 *pt, const yaffs_ExtendedTags *t)
{
pt->t.chunkId |= EXTRA_SHRINK_FLAG;
}
{
pt->t.chunkId |= EXTRA_SHRINK_FLAG;
}
+ if(t->extraShadows)
+ {
+ pt->t.chunkId |= EXTRA_SHADOWS_FLAG;
+ }
pt->t.objectId &= ~EXTRA_OBJECT_TYPE_MASK;
pt->t.objectId |= (t->extraObjectType << EXTRA_OBJECT_TYPE_SHIFT);
pt->t.objectId &= ~EXTRA_OBJECT_TYPE_MASK;
pt->t.objectId |= (t->extraObjectType << EXTRA_OBJECT_TYPE_SHIFT);
@@
-137,6
+142,7
@@
void yaffs_UnpackTags2(yaffs_ExtendedTags *t, yaffs_PackedTags2 *pt)
t->extraHeaderInfoAvailable = 1;
t->extraParentObjectId = pt->t.chunkId & (~(ALL_EXTRA_FLAGS));
t->extraIsShrinkHeader = (pt->t.chunkId & EXTRA_SHRINK_FLAG) ? 1 : 0;
t->extraHeaderInfoAvailable = 1;
t->extraParentObjectId = pt->t.chunkId & (~(ALL_EXTRA_FLAGS));
t->extraIsShrinkHeader = (pt->t.chunkId & EXTRA_SHRINK_FLAG) ? 1 : 0;
+ t->extraShadows = (pt->t.chunkId & EXTRA_SHADOWS_FLAG) ? 1 : 0;
t->extraObjectType = pt->t.objectId >> EXTRA_OBJECT_TYPE_SHIFT;
t->objectId &= ~EXTRA_OBJECT_TYPE_MASK;
t->extraObjectType = pt->t.objectId >> EXTRA_OBJECT_TYPE_SHIFT;
t->objectId &= ~EXTRA_OBJECT_TYPE_MASK;