File query_bitset.c

FileList > cubrid > src > optimizer > query_bitset.c

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• #include "config.h"
• #include <stdio.h>
• #include <stdlib.h>
• #include <string.h>
• #include "query_bitset.h"
• #include "error_manager.h"
• #include "memory_alloc.h"

Public Attributes

Type	Name
BITSET	EMPTY_SET = { [**NULL**](freelistheap_8h.md#define-null), [**empty\_set\_words**](query__bitset_8c.md#variable-empty_set_words), ((( 64 + ( 32 -1)) & ~( 32 -1)) >> 5 ) , {{0}} }

Public Static Attributes

Type	Name
BITSET_CARRIER	empty_set_words = { 0 }
const char	nbits = /* multi line expression */

Public Functions

Type	Name
void	bitset_add (BITSET * dst, int x)
void	bitset_assign (BITSET * dst, const BITSET * src)
int	bitset_cardinality (const BITSET * s)
void	bitset_delset (BITSET * s)
void	bitset_difference (BITSET * dst, const BITSET * src)
void	bitset_exchange (BITSET * v1, BITSET * v2)
void	bitset_extend (BITSET * dst, int nwords)
int	bitset_first_member (const BITSET * s)
void	bitset_init (BITSET * s, QO_ENV * env)
void	bitset_intersect (BITSET * dst, const BITSET * src)
int	bitset_intersects (const BITSET * r, const BITSET * s)
void	bitset_invert (BITSET * dst)
int	bitset_is_empty (const BITSET * s)
int	bitset_is_equivalent (const BITSET * r, const BITSET * s)
int	bitset_iterate (const BITSET * s, BITSET_ITERATOR * si)
int	bitset_next_member (BITSET_ITERATOR * si)
int	bitset_position (const BITSET * s, int x)
void	bitset_print (const BITSET * s, FILE * fp)
void	bitset_remove (BITSET * dst, int x)
int	bitset_subset (const BITSET * r, const BITSET * s)
void	bitset_union (BITSET * dst, const BITSET * src)
void	set_stats (FILE * fp)

Macros

Type	Name
define	NBYTES (n) ((n) \* [**sizeof**](broker__monitor_8c.md#function-timeout)([**BITSET\_CARRIER**](query__bitset_8h.md#typedef-bitset_carrier)))
define	NELEMS (n) ((n) \* [**\_WORDSIZE**](query__bitset_8h.md#define-_wordsize))
define	bitset_free (ptr) [**free\_and\_init**](memory__alloc_8h.md#define-free_and_init)(ptr)
define	bitset_malloc (env, size) [**malloc**](memory__cwrapper_8h.md#define-malloc)(size)

Public Attributes Documentation

variable EMPTY_SET

BITSET EMPTY_SET;

---

Public Static Attributes Documentation

variable empty_set_words

BITSET_CARRIER empty_set_words[(((64+(32 -1)) &~(32 -1)) > > 5)];

---

variable nbits

const char nbits[];

---

Public Functions Documentation

function bitset_add

void bitset_add (
    BITSET * dst,
    int x
) 

---

function bitset_assign

void bitset_assign (
    BITSET * dst,
    const  BITSET * src
) 

---

function bitset_cardinality

int bitset_cardinality (
    const  BITSET * s
) 

---

function bitset_delset

void bitset_delset (
    BITSET * s
) 

---

function bitset_difference

void bitset_difference (
    BITSET * dst,
    const  BITSET * src
) 

---

function bitset_exchange

void bitset_exchange (
    BITSET * v1,
    BITSET * v2
) 

---

function bitset_extend

void bitset_extend (
    BITSET * dst,
    int nwords
) 

---

function bitset_first_member

int bitset_first_member (
    const  BITSET * s
) 

---

function bitset_init

void bitset_init (
    BITSET * s,
    QO_ENV * env
) 

---

function bitset_intersect

void bitset_intersect (
    BITSET * dst,
    const  BITSET * src
) 

---

function bitset_intersects

int bitset_intersects (
    const  BITSET * r,
    const  BITSET * s
) 

---

function bitset_invert

void bitset_invert (
    BITSET * dst
) 

---

function bitset_is_empty

int bitset_is_empty (
    const  BITSET * s
) 

---

function bitset_is_equivalent

int bitset_is_equivalent (
    const  BITSET * r,
    const  BITSET * s
) 

---

function bitset_iterate

int bitset_iterate (
    const  BITSET * s,
    BITSET_ITERATOR * si
) 

---

function bitset_next_member

int bitset_next_member (
    BITSET_ITERATOR * si
) 

---

function bitset_position

int bitset_position (
    const  BITSET * s,
    int x
) 

---

function bitset_print

void bitset_print (
    const  BITSET * s,
    FILE * fp
) 

---

function bitset_remove

void bitset_remove (
    BITSET * dst,
    int x
) 

---

function bitset_subset

int bitset_subset (
    const  BITSET * r,
    const  BITSET * s
) 

---

function bitset_union

void bitset_union (
    BITSET * dst,
    const  BITSET * src
) 

---

function set_stats

void set_stats (
    FILE * fp
) 

---

Macro Definition Documentation

define NBYTES

#define NBYTES (
    n
) `((n) * sizeof ( BITSET_CARRIER ))`

---

define NELEMS

#define NELEMS (
    n
) `((n) * _WORDSIZE )`

---

define bitset_free

#define bitset_free (
    ptr
) `free_and_init (ptr)`

---

define bitset_malloc

#define bitset_malloc (
    env,
    size
) `malloc (size)`

---

---

The documentation for this class was generated from the following file cubrid/src/optimizer/query_bitset.c