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ole32: Remove the unused BlockBits structures from BigBlockFile objects.

This commit is contained in:
Vincent Povirk 2010-03-10 16:36:54 -06:00 committed by Alexandre Julliard
parent 4b7e7bd77f
commit b90ab46a82
1 changed files with 0 additions and 51 deletions
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51
dlls/ole32/stg_bigblockfile.c
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@ -63,19 +63,10 @@ WINE_DEFAULT_DEBUG_CHANNEL(storage);
/* We map in PAGE_SIZE-sized chunks. Must be a multiple of 4096. */
#define PAGE_SIZE 131072
#define BLOCKS_PER_PAGE (PAGE_SIZE / BIG_BLOCK_SIZE)
/* We keep a list of recently-discarded pages. This controls the
* size of that list. */
#define MAX_VICTIM_PAGES 16
/* This structure provides one bit for each block in a page.
* Use BIGBLOCKFILE_{Test,Set,Clear}Bit to manipulate it. */
typedef struct
{
unsigned int bits[BLOCKS_PER_PAGE / (CHAR_BIT * sizeof(unsigned int))];
} BlockBits;
/***
* This structure identifies the paged that are mapped
* from the file and their position in memory. It is
@ -96,9 +87,6 @@ struct MappedPage
DWORD mapped_bytes;
LPVOID lpBytes;
LONG refcnt;
BlockBits readable_blocks;
BlockBits writable_blocks;
};
struct BigBlockFile
@ -123,39 +111,6 @@ struct BigBlockFile
* pass expressions with side effects. */
#define ROUND_UP(a, b) ((((a) + (b) - 1)/(b))*(b))
/***********************************************************
* Blockbits functions.
*/
static inline BOOL BIGBLOCKFILE_TestBit(const BlockBits *bb,
unsigned int index)
{
unsigned int array_index = index / (CHAR_BIT * sizeof(unsigned int));
unsigned int bit_index = index % (CHAR_BIT * sizeof(unsigned int));
return bb->bits[array_index] & (1 << bit_index);
}
static inline void BIGBLOCKFILE_SetBit(BlockBits *bb, unsigned int index)
{
unsigned int array_index = index / (CHAR_BIT * sizeof(unsigned int));
unsigned int bit_index = index % (CHAR_BIT * sizeof(unsigned int));
bb->bits[array_index] |= (1 << bit_index);
}
static inline void BIGBLOCKFILE_ClearBit(BlockBits *bb, unsigned int index)
{
unsigned int array_index = index / (CHAR_BIT * sizeof(unsigned int));
unsigned int bit_index = index % (CHAR_BIT * sizeof(unsigned int));
bb->bits[array_index] &= ~(1 << bit_index);
}
static inline void BIGBLOCKFILE_Zero(BlockBits *bb)
{
memset(bb->bits, 0, sizeof(bb->bits));
}
/******************************************************************************
* BIGBLOCKFILE_FileInit
*
@ -302,9 +257,6 @@ static MappedPage *BIGBLOCKFILE_CreatePage(BigBlockFile *This, ULONG page_index)
return NULL;
}
BIGBLOCKFILE_Zero(&page->readable_blocks);
BIGBLOCKFILE_Zero(&page->writable_blocks);
return page;
}
@ -328,9 +280,6 @@ static void * BIGBLOCKFILE_GetMappedView(
if (page)
{
This->num_victim_pages--;
BIGBLOCKFILE_Zero(&page->readable_blocks);
BIGBLOCKFILE_Zero(&page->writable_blocks);
}
}