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Rev 4153 Rev 4581
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#define BITS2BYTES(bits)    (bits ? ((((bits)-1)>>3)+1) : 0)
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#define BITS2BYTES(bits)    (bits ? ((((bits)-1)>>3)+1) : 0)
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typedef struct {
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typedef struct {
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    uint8_t *map;
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    uint8_t *map;
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    count_t bits;
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    size_t bits;
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} bitmap_t;
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} bitmap_t;
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extern void bitmap_initialize(bitmap_t *bitmap, uint8_t *map, count_t bits);
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extern void bitmap_initialize(bitmap_t *bitmap, uint8_t *map, size_t bits);
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extern void bitmap_set_range(bitmap_t *bitmap, index_t start, count_t bits);
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extern void bitmap_set_range(bitmap_t *bitmap, size_t start, size_t bits);
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extern void bitmap_clear_range(bitmap_t *bitmap, index_t start, count_t bits);
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extern void bitmap_clear_range(bitmap_t *bitmap, size_t start, size_t bits);
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extern void bitmap_copy(bitmap_t *dst, bitmap_t *src, count_t bits);
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extern void bitmap_copy(bitmap_t *dst, bitmap_t *src, size_t bits);
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static inline int bitmap_get(bitmap_t *bitmap,index_t bit)
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static inline int bitmap_get(bitmap_t *bitmap, size_t bit)
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{
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{
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    if(bit >= bitmap->bits)
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    if(bit >= bitmap->bits)
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        return 0;
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        return 0;
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    return !! ((bitmap->map)[bit/8] & (1 << (bit & 7)));
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    return !! ((bitmap->map)[bit/8] & (1 << (bit & 7)));
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}
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}
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#endif
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#endif