btree_macaddr8.c File Reference

#include "postgres.h"
#include "btree_gist.h"
#include "btree_utils_num.h"
#include "utils/fmgrprotos.h"
#include "utils/inet.h"
#include "utils/sortsupport.h"

Include dependency graph for btree_macaddr8.c:

Go to the source code of this file.

Data Structures
struct	mac8KEY

Functions
	PG_FUNCTION_INFO_V1 (gbt_macad8_compress)
	PG_FUNCTION_INFO_V1 (gbt_macad8_fetch)
	PG_FUNCTION_INFO_V1 (gbt_macad8_union)
	PG_FUNCTION_INFO_V1 (gbt_macad8_picksplit)
	PG_FUNCTION_INFO_V1 (gbt_macad8_consistent)
	PG_FUNCTION_INFO_V1 (gbt_macad8_penalty)
	PG_FUNCTION_INFO_V1 (gbt_macad8_same)
	PG_FUNCTION_INFO_V1 (gbt_macad8_sortsupport)
static bool	gbt_macad8gt (const void *a, const void *b, FmgrInfo *flinfo)
static bool	gbt_macad8ge (const void *a, const void *b, FmgrInfo *flinfo)
static bool	gbt_macad8eq (const void *a, const void *b, FmgrInfo *flinfo)
static bool	gbt_macad8le (const void *a, const void *b, FmgrInfo *flinfo)
static bool	gbt_macad8lt (const void *a, const void *b, FmgrInfo *flinfo)
static int	gbt_macad8key_cmp (const void *a, const void *b, FmgrInfo *flinfo)
static uint64	mac8_2_uint64 (macaddr8 *m)
Datum	gbt_macad8_compress (PG_FUNCTION_ARGS)
Datum	gbt_macad8_fetch (PG_FUNCTION_ARGS)
Datum	gbt_macad8_consistent (PG_FUNCTION_ARGS)
Datum	gbt_macad8_union (PG_FUNCTION_ARGS)
Datum	gbt_macad8_penalty (PG_FUNCTION_ARGS)
Datum	gbt_macad8_picksplit (PG_FUNCTION_ARGS)
Datum	gbt_macad8_same (PG_FUNCTION_ARGS)
static int	gbt_macaddr8_ssup_cmp (Datum x, Datum y, SortSupport ssup)
Datum	gbt_macad8_sortsupport (PG_FUNCTION_ARGS)

Variables
static const gbtree_ninfo	tinfo

Function Documentation

gbt_macad8_compress()

Datum gbt_macad8_compress

(

PG_FUNCTION_ARGS

)

Definition at line 106 of file btree_macaddr8.c.

{
    GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
 
    PG_RETURN_POINTER(gbt_num_compress(entry, &tinfo));
}

References gbt_num_compress(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

gbt_macad8_consistent()

Datum gbt_macad8_consistent

(

PG_FUNCTION_ARGS

)

Definition at line 122 of file btree_macaddr8.c.

{
    GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
    macaddr8   *query = (macaddr8 *) PG_GETARG_POINTER(1);
    StrategyNumber strategy = (StrategyNumber) PG_GETARG_UINT16(2);
 
    /* Oid      subtype = PG_GETARG_OID(3); */
    bool       *recheck = (bool *) PG_GETARG_POINTER(4);
    mac8KEY    *kkk = (mac8KEY *) DatumGetPointer(entry->key);
    GBT_NUMKEY_R key;
 
    /* All cases served by this function are exact */
    *recheck = false;
 
    key.lower = (GBT_NUMKEY *) &kkk->lower;
    key.upper = (GBT_NUMKEY *) &kkk->upper;
 
    PG_RETURN_BOOL(gbt_num_consistent(&key, query, &strategy,
                                      GIST_LEAF(entry), &tinfo, fcinfo->flinfo));
}

References DatumGetPointer(), gbt_num_consistent(), GIST_LEAF, GISTENTRY::key, sort-test::key, mac8KEY::lower, PG_GETARG_POINTER, PG_GETARG_UINT16, PG_RETURN_BOOL, tinfo, and mac8KEY::upper.

gbt_macad8_fetch()

Datum gbt_macad8_fetch

(

PG_FUNCTION_ARGS

)

Definition at line 114 of file btree_macaddr8.c.

{
    GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
 
    PG_RETURN_POINTER(gbt_num_fetch(entry, &tinfo));
}

References gbt_num_fetch(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

gbt_macad8_penalty()

Datum gbt_macad8_penalty

(

PG_FUNCTION_ARGS

)

Definition at line 154 of file btree_macaddr8.c.

{
    mac8KEY    *origentry = (mac8KEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(0))->key);
    mac8KEY    *newentry = (mac8KEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(1))->key);
    float      *result = (float *) PG_GETARG_POINTER(2);
    uint64      iorg[2],
                inew[2];
 
    iorg[0] = mac8_2_uint64(&origentry->lower);
    iorg[1] = mac8_2_uint64(&origentry->upper);
    inew[0] = mac8_2_uint64(&newentry->lower);
    inew[1] = mac8_2_uint64(&newentry->upper);
 
    penalty_num(result, iorg[0], iorg[1], inew[0], inew[1]);
 
    PG_RETURN_POINTER(result);
}

References DatumGetPointer(), sort-test::key, mac8KEY::lower, mac8_2_uint64(), penalty_num, PG_GETARG_POINTER, PG_RETURN_POINTER, and mac8KEY::upper.

gbt_macad8_picksplit()

Datum gbt_macad8_picksplit

(

PG_FUNCTION_ARGS

)

Definition at line 173 of file btree_macaddr8.c.

{
    PG_RETURN_POINTER(gbt_num_picksplit((GistEntryVector *) PG_GETARG_POINTER(0),
                                        (GIST_SPLITVEC *) PG_GETARG_POINTER(1),
                                        &tinfo, fcinfo->flinfo));
}

References gbt_num_picksplit(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

gbt_macad8_same()

Datum gbt_macad8_same

(

PG_FUNCTION_ARGS

)

Definition at line 181 of file btree_macaddr8.c.

{
    mac8KEY    *b1 = (mac8KEY *) PG_GETARG_POINTER(0);
    mac8KEY    *b2 = (mac8KEY *) PG_GETARG_POINTER(1);
    bool       *result = (bool *) PG_GETARG_POINTER(2);
 
    *result = gbt_num_same((void *) b1, (void *) b2, &tinfo, fcinfo->flinfo);
    PG_RETURN_POINTER(result);
}

References gbt_num_same(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

gbt_macad8_sortsupport()

Datum gbt_macad8_sortsupport

(

PG_FUNCTION_ARGS

)

Definition at line 204 of file btree_macaddr8.c.

{
    SortSupport ssup = (SortSupport) PG_GETARG_POINTER(0);
 
    ssup->comparator = gbt_macaddr8_ssup_cmp;
    ssup->ssup_extra = NULL;
 
    PG_RETURN_VOID();
}

References SortSupportData::comparator, gbt_macaddr8_ssup_cmp(), PG_GETARG_POINTER, PG_RETURN_VOID, and SortSupportData::ssup_extra.

gbt_macad8_union()

Datum gbt_macad8_union

(

PG_FUNCTION_ARGS

)

Definition at line 144 of file btree_macaddr8.c.

{
    GistEntryVector *entryvec = (GistEntryVector *) PG_GETARG_POINTER(0);
    void       *out = palloc0(sizeof(mac8KEY));
 
    *(int *) PG_GETARG_POINTER(1) = sizeof(mac8KEY);
    PG_RETURN_POINTER(gbt_num_union(out, entryvec, &tinfo, fcinfo->flinfo));
}

References gbt_num_union(), palloc0(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

gbt_macad8eq()

static bool gbt_macad8eq ( const void *  a, const void *  b, FmgrInfo *  flinfo  )

static

Definition at line 41 of file btree_macaddr8.c.

{
    return DatumGetBool(DirectFunctionCall2(macaddr8_eq, PointerGetDatum(a), PointerGetDatum(b)));
}

References a, b, DatumGetBool(), DirectFunctionCall2, macaddr8_eq(), and PointerGetDatum().

gbt_macad8ge()

static bool gbt_macad8ge ( const void *  a, const void *  b, FmgrInfo *  flinfo  )

static

Definition at line 35 of file btree_macaddr8.c.

{
    return DatumGetBool(DirectFunctionCall2(macaddr8_ge, PointerGetDatum(a), PointerGetDatum(b)));
}

References a, b, DatumGetBool(), DirectFunctionCall2, macaddr8_ge(), and PointerGetDatum().

gbt_macad8gt()

static bool gbt_macad8gt ( const void *  a, const void *  b, FmgrInfo *  flinfo  )

static

Definition at line 30 of file btree_macaddr8.c.

{
    return DatumGetBool(DirectFunctionCall2(macaddr8_gt, PointerGetDatum(a), PointerGetDatum(b)));
}

References a, b, DatumGetBool(), DirectFunctionCall2, macaddr8_gt(), and PointerGetDatum().

gbt_macad8key_cmp()

static int gbt_macad8key_cmp ( const void *  a, const void *  b, FmgrInfo *  flinfo  )

static

Definition at line 60 of file btree_macaddr8.c.

{
    mac8KEY    *ia = (mac8KEY *) (((const Nsrt *) a)->t);
    mac8KEY    *ib = (mac8KEY *) (((const Nsrt *) b)->t);
    int         res;
 
    res = DatumGetInt32(DirectFunctionCall2(macaddr8_cmp, Macaddr8PGetDatum(&ia->lower), Macaddr8PGetDatum(&ib->lower)));
    if (res == 0)
        return DatumGetInt32(DirectFunctionCall2(macaddr8_cmp, Macaddr8PGetDatum(&ia->upper), Macaddr8PGetDatum(&ib->upper)));
 
    return res;
}

References a, b, DatumGetInt32(), DirectFunctionCall2, mac8KEY::lower, macaddr8_cmp(), Macaddr8PGetDatum(), and mac8KEY::upper.

gbt_macad8le()

static bool gbt_macad8le ( const void *  a, const void *  b, FmgrInfo *  flinfo  )

static

Definition at line 47 of file btree_macaddr8.c.

{
    return DatumGetBool(DirectFunctionCall2(macaddr8_le, PointerGetDatum(a), PointerGetDatum(b)));
}

References a, b, DatumGetBool(), DirectFunctionCall2, macaddr8_le(), and PointerGetDatum().

gbt_macad8lt()

static bool gbt_macad8lt ( const void *  a, const void *  b, FmgrInfo *  flinfo  )

static

Definition at line 53 of file btree_macaddr8.c.

{
    return DatumGetBool(DirectFunctionCall2(macaddr8_lt, PointerGetDatum(a), PointerGetDatum(b)));
}

References a, b, DatumGetBool(), DirectFunctionCall2, macaddr8_lt(), and PointerGetDatum().

gbt_macaddr8_ssup_cmp()

static int gbt_macaddr8_ssup_cmp ( Datum  x, Datum  y, SortSupport  ssup  )

static

Definition at line 192 of file btree_macaddr8.c.

{
    mac8KEY    *arg1 = (mac8KEY *) DatumGetPointer(x);
    mac8KEY    *arg2 = (mac8KEY *) DatumGetPointer(y);
 
    /* for leaf items we expect lower == upper, so only compare lower */
    return DatumGetInt32(DirectFunctionCall2(macaddr8_cmp,
                                             Macaddr8PGetDatum(&arg1->lower),
                                             Macaddr8PGetDatum(&arg2->lower)));
}

References DatumGetInt32(), DatumGetPointer(), DirectFunctionCall2, mac8KEY::lower, macaddr8_cmp(), Macaddr8PGetDatum(), x, and y.

Referenced by gbt_macad8_sortsupport().

mac8_2_uint64()

static uint64 mac8_2_uint64 ( macaddr8 *  m )

static

Definition at line 94 of file btree_macaddr8.c.

{
    unsigned char *mi = (unsigned char *) m;
    uint64      res = 0;
    int         i;
 
    for (i = 0; i < 8; i++)
        res += (((uint64) mi[i]) << ((uint64) ((7 - i) * 8)));
    return res;
}

References i.

Referenced by gbt_macad8_penalty().

PG_FUNCTION_INFO_V1() [1/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_compress

)

PG_FUNCTION_INFO_V1() [2/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_consistent

)

PG_FUNCTION_INFO_V1() [3/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_fetch

)

PG_FUNCTION_INFO_V1() [4/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_penalty

)

PG_FUNCTION_INFO_V1() [5/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_picksplit

)

PG_FUNCTION_INFO_V1() [6/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_same

)

PG_FUNCTION_INFO_V1() [7/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_sortsupport

)

PG_FUNCTION_INFO_V1() [8/8]

PG_FUNCTION_INFO_V1

(

gbt_macad8_union

)

Variable Documentation

tinfo

const gbtree_ninfo tinfo

static

Initial value:

=
{
    gbt_t_macad8,
    sizeof(macaddr8),
    16,                         
    gbt_macad8gt,
    gbt_macad8ge,
    gbt_macad8eq,
    gbt_macad8le,
    gbt_macad8lt,
    gbt_macad8key_cmp,
    NULL
}

Definition at line 74 of file btree_macaddr8.c.

Referenced by gbt_macad8_compress(), gbt_macad8_consistent(), gbt_macad8_fetch(), gbt_macad8_picksplit(), gbt_macad8_same(), and gbt_macad8_union().