30 lines
825 B
C
30 lines
825 B
C
/*-------------------------------------------------------------------------
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*
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* datapagemap.h
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*
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* Copyright (c) 2013-2024, PostgreSQL Global Development Group
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef DATAPAGEMAP_H
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#define DATAPAGEMAP_H
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#include "storage/block.h"
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#include "storage/relfilelocator.h"
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struct datapagemap
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{
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char *bitmap;
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int bitmapsize;
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};
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typedef struct datapagemap datapagemap_t;
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typedef struct datapagemap_iterator datapagemap_iterator_t;
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extern void datapagemap_add(datapagemap_t *map, BlockNumber blkno);
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extern datapagemap_iterator_t *datapagemap_iterate(datapagemap_t *map);
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extern bool datapagemap_next(datapagemap_iterator_t *iter, BlockNumber *blkno);
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extern void datapagemap_print(datapagemap_t *map);
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#endif /* DATAPAGEMAP_H */
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