w_bitmap_t Class Reference
[Unused code]

Inherits w_base_t.

Inheritance diagram for w_bitmap_t:

[legend]Collaboration diagram for w_bitmap_t:

[legend]List of all members.

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Detailed Description

Bitmaps of arbitrary sizes (in bits). NOT USED by the storage manager.

Definition at line 46 of file w_bitmap.h.

Public Member Functions
NORET	w_bitmap_t (uint4_t size)
	construct for size bits
NORET	w_bitmap_t (uint1_t *p, uint4_t size)
	construct for size bits, using given pointer to storage
NORET	~w_bitmap_t ()
void	zero ()
	clear all bits
void	fill ()
	set all bits
void	resetPtr (uint1_t *p, uint4_t size)
void	set (uint4_t offset)
	set bit at offset
int4_t	first_set (uint4_t start) const
	return first set bit after bit at start
uint4_t	num_set () const
	return # bits set
bool	is_set (uint4_t offset) const
	return true iff bit at offset is set
void	clr (uint4_t offset)
	clear bit at offset
int4_t	first_clr (uint4_t start) const
	return first clear bit after bit at start
uint4_t	num_clr () const
	return # bits clear
bool	is_clr (uint4_t offset) const
	return true iff bit at offset is clear
uint4_t	size () const
	return size in bits
uint1_t *	addr ()
	return pointer to the storage area
const uint1_t *	addr () const
	return const pointer to the storage area
Static Public Member Functions
static int	bytesForBits (uint4_t numBits)
	return size in bytes needed for numBits
Friends
ostream &	operator<< (ostream &, const w_bitmap_t &)

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The documentation for this class was generated from the following files:

• src/fc/w_bitmap.h
• src/fc/w_bitmap.cpp

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