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ntdll: Introduce a new subheap_overhead helper.

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Signed-off-by: Rémi Bernon <rbernon@codeweavers.com>
This commit is contained in:
Rémi Bernon 2022-05-21 08:54:03 +02:00 committed by Alexandre Julliard
parent 37b1011135
commit c2b89fd776
1 changed files with 8 additions and 3 deletions
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11
dlls/ntdll/heap.c
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@ -271,6 +271,11 @@ static inline SIZE_T subheap_size( const SUBHEAP *subheap )
return subheap->size;
}
static inline SIZE_T subheap_overhead( const SUBHEAP *subheap )
{
return subheap->headerSize;
}
static inline const void *subheap_commit_end( const SUBHEAP *subheap )
{
return (char *)subheap_base( subheap ) + subheap->commitSize;
@ -499,7 +504,7 @@ static void heap_dump( const HEAP *heap )
if (!check_subheap( subheap )) return;
overhead += (char *)first_block( subheap ) - base;
overhead += subheap_overhead( subheap );
for (block = first_block( subheap ); block; block = next_block( subheap, block ))
{
if (block_get_flags( block ) & ARENA_FLAG_FREE)
@ -1008,7 +1013,7 @@ static SUBHEAP *HEAP_CreateSubHeap( HEAP *heap, LPVOID address, DWORD flags,
/* Create the first free block */
create_free_block( subheap, first_block( subheap ), subheap->size - subheap->headerSize );
create_free_block( subheap, first_block( subheap ), subheap_size( subheap ) - subheap_overhead( subheap ) );
return subheap;
}
@ -1863,7 +1868,7 @@ static NTSTATUS heap_walk( const HEAP *heap, struct rtl_heap_entry *entry )
subheap = LIST_ENTRY( next, SUBHEAP, entry );
base = subheap_base( subheap );
entry->lpData = base;
entry->cbData = (char *)first_block( subheap ) - base;
entry->cbData = subheap_overhead( subheap );
entry->cbOverhead = 0;
entry->iRegionIndex = 0;
entry->wFlags = RTL_HEAP_ENTRY_REGION;