LCOV - code coverage report
Current view: top level - contrib/btree_gist - btree_inet.c (source / functions) Coverage Total Hit
Test: Code coverage Lines: 0.0 % 94 0
Test Date: 2026-01-26 10:56:24 Functions: 0.0 % 21 0
Legend: Lines:     hit not hit

            Line data    Source code
       1              : /*
       2              :  * contrib/btree_gist/btree_inet.c
       3              :  */
       4              : #include "postgres.h"
       5              : 
       6              : #include "btree_gist.h"
       7              : #include "btree_utils_num.h"
       8              : #include "catalog/pg_type.h"
       9              : #include "utils/builtins.h"
      10              : #include "utils/rel.h"
      11              : #include "utils/sortsupport.h"
      12              : 
      13              : typedef struct inetkey
      14              : {
      15              :         double          lower;
      16              :         double          upper;
      17              : } inetKEY;
      18              : 
      19              : /* GiST support functions */
      20            0 : PG_FUNCTION_INFO_V1(gbt_inet_compress);
      21            0 : PG_FUNCTION_INFO_V1(gbt_inet_union);
      22            0 : PG_FUNCTION_INFO_V1(gbt_inet_picksplit);
      23            0 : PG_FUNCTION_INFO_V1(gbt_inet_consistent);
      24            0 : PG_FUNCTION_INFO_V1(gbt_inet_penalty);
      25            0 : PG_FUNCTION_INFO_V1(gbt_inet_same);
      26            0 : PG_FUNCTION_INFO_V1(gbt_inet_sortsupport);
      27              : 
      28              : 
      29              : static bool
      30            0 : gbt_inetgt(const void *a, const void *b, FmgrInfo *flinfo)
      31              : {
      32            0 :         return (*((const double *) a) > *((const double *) b));
      33              : }
      34              : static bool
      35            0 : gbt_inetge(const void *a, const void *b, FmgrInfo *flinfo)
      36              : {
      37            0 :         return (*((const double *) a) >= *((const double *) b));
      38              : }
      39              : static bool
      40            0 : gbt_ineteq(const void *a, const void *b, FmgrInfo *flinfo)
      41              : {
      42            0 :         return (*((const double *) a) == *((const double *) b));
      43              : }
      44              : static bool
      45            0 : gbt_inetle(const void *a, const void *b, FmgrInfo *flinfo)
      46              : {
      47            0 :         return (*((const double *) a) <= *((const double *) b));
      48              : }
      49              : static bool
      50            0 : gbt_inetlt(const void *a, const void *b, FmgrInfo *flinfo)
      51              : {
      52            0 :         return (*((const double *) a) < *((const double *) b));
      53              : }
      54              : 
      55              : static int
      56            0 : gbt_inetkey_cmp(const void *a, const void *b, FmgrInfo *flinfo)
      57              : {
      58            0 :         inetKEY    *ia = (inetKEY *) (((const Nsrt *) a)->t);
      59            0 :         inetKEY    *ib = (inetKEY *) (((const Nsrt *) b)->t);
      60              : 
      61            0 :         if (ia->lower == ib->lower)
      62              :         {
      63            0 :                 if (ia->upper == ib->upper)
      64            0 :                         return 0;
      65              : 
      66            0 :                 return (ia->upper > ib->upper) ? 1 : -1;
      67              :         }
      68              : 
      69            0 :         return (ia->lower > ib->lower) ? 1 : -1;
      70            0 : }
      71              : 
      72              : 
      73              : static const gbtree_ninfo tinfo =
      74              : {
      75              :         gbt_t_inet,
      76              :         sizeof(double),
      77              :         16,                                                     /* sizeof(gbtreekey16) */
      78              :         gbt_inetgt,
      79              :         gbt_inetge,
      80              :         gbt_ineteq,
      81              :         gbt_inetle,
      82              :         gbt_inetlt,
      83              :         gbt_inetkey_cmp,
      84              :         NULL
      85              : };
      86              : 
      87              : 
      88              : /**************************************************
      89              :  * GiST support functions
      90              :  **************************************************/
      91              : 
      92              : Datum
      93            0 : gbt_inet_compress(PG_FUNCTION_ARGS)
      94              : {
      95            0 :         GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
      96            0 :         GISTENTRY  *retval;
      97              : 
      98            0 :         if (entry->leafkey)
      99              :         {
     100            0 :                 inetKEY    *r = palloc_object(inetKEY);
     101            0 :                 bool            failure = false;
     102              : 
     103            0 :                 retval = palloc_object(GISTENTRY);
     104            0 :                 r->lower = convert_network_to_scalar(entry->key, INETOID, &failure);
     105            0 :                 Assert(!failure);
     106            0 :                 r->upper = r->lower;
     107            0 :                 gistentryinit(*retval, PointerGetDatum(r),
     108              :                                           entry->rel, entry->page,
     109              :                                           entry->offset, false);
     110            0 :         }
     111              :         else
     112            0 :                 retval = entry;
     113              : 
     114            0 :         PG_RETURN_POINTER(retval);
     115            0 : }
     116              : 
     117              : Datum
     118            0 : gbt_inet_consistent(PG_FUNCTION_ARGS)
     119              : {
     120            0 :         GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     121            0 :         Datum           dquery = PG_GETARG_DATUM(1);
     122            0 :         StrategyNumber strategy = (StrategyNumber) PG_GETARG_UINT16(2);
     123              : #ifdef NOT_USED
     124              :         Oid                     subtype = PG_GETARG_OID(3);
     125              : #endif
     126            0 :         bool       *recheck = (bool *) PG_GETARG_POINTER(4);
     127            0 :         inetKEY    *kkk = (inetKEY *) DatumGetPointer(entry->key);
     128            0 :         GBT_NUMKEY_R key;
     129            0 :         double          query;
     130            0 :         bool            failure = false;
     131              : 
     132            0 :         query = convert_network_to_scalar(dquery, INETOID, &failure);
     133            0 :         Assert(!failure);
     134              : 
     135              :         /* All cases served by this function are inexact */
     136            0 :         *recheck = true;
     137              : 
     138            0 :         key.lower = (GBT_NUMKEY *) &kkk->lower;
     139            0 :         key.upper = (GBT_NUMKEY *) &kkk->upper;
     140              : 
     141            0 :         PG_RETURN_BOOL(gbt_num_consistent(&key, &query,
     142              :                                                                           &strategy, GIST_LEAF(entry), &tinfo, fcinfo->flinfo));
     143            0 : }
     144              : 
     145              : Datum
     146            0 : gbt_inet_union(PG_FUNCTION_ARGS)
     147              : {
     148            0 :         GistEntryVector *entryvec = (GistEntryVector *) PG_GETARG_POINTER(0);
     149            0 :         void       *out = palloc(sizeof(inetKEY));
     150              : 
     151            0 :         *(int *) PG_GETARG_POINTER(1) = sizeof(inetKEY);
     152            0 :         PG_RETURN_POINTER(gbt_num_union(out, entryvec, &tinfo, fcinfo->flinfo));
     153            0 : }
     154              : 
     155              : Datum
     156            0 : gbt_inet_penalty(PG_FUNCTION_ARGS)
     157              : {
     158            0 :         inetKEY    *origentry = (inetKEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(0))->key);
     159            0 :         inetKEY    *newentry = (inetKEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(1))->key);
     160            0 :         float      *result = (float *) PG_GETARG_POINTER(2);
     161              : 
     162            0 :         penalty_num(result, origentry->lower, origentry->upper, newentry->lower, newentry->upper);
     163              : 
     164            0 :         PG_RETURN_POINTER(result);
     165            0 : }
     166              : 
     167              : Datum
     168            0 : gbt_inet_picksplit(PG_FUNCTION_ARGS)
     169              : {
     170            0 :         PG_RETURN_POINTER(gbt_num_picksplit((GistEntryVector *) PG_GETARG_POINTER(0),
     171              :                                                                                 (GIST_SPLITVEC *) PG_GETARG_POINTER(1),
     172              :                                                                                 &tinfo, fcinfo->flinfo));
     173              : }
     174              : 
     175              : Datum
     176            0 : gbt_inet_same(PG_FUNCTION_ARGS)
     177              : {
     178            0 :         inetKEY    *b1 = (inetKEY *) PG_GETARG_POINTER(0);
     179            0 :         inetKEY    *b2 = (inetKEY *) PG_GETARG_POINTER(1);
     180            0 :         bool       *result = (bool *) PG_GETARG_POINTER(2);
     181              : 
     182            0 :         *result = gbt_num_same((void *) b1, (void *) b2, &tinfo, fcinfo->flinfo);
     183            0 :         PG_RETURN_POINTER(result);
     184            0 : }
     185              : 
     186              : static int
     187            0 : gbt_inet_ssup_cmp(Datum x, Datum y, SortSupport ssup)
     188              : {
     189            0 :         inetKEY    *arg1 = (inetKEY *) DatumGetPointer(x);
     190            0 :         inetKEY    *arg2 = (inetKEY *) DatumGetPointer(y);
     191              : 
     192              :         /* for leaf items we expect lower == upper, so only compare lower */
     193            0 :         if (arg1->lower < arg2->lower)
     194            0 :                 return -1;
     195            0 :         else if (arg1->lower > arg2->lower)
     196            0 :                 return 1;
     197              :         else
     198            0 :                 return 0;
     199            0 : }
     200              : 
     201              : Datum
     202            0 : gbt_inet_sortsupport(PG_FUNCTION_ARGS)
     203              : {
     204            0 :         SortSupport ssup = (SortSupport) PG_GETARG_POINTER(0);
     205              : 
     206            0 :         ssup->comparator = gbt_inet_ssup_cmp;
     207            0 :         ssup->ssup_extra = NULL;
     208              : 
     209            0 :         PG_RETURN_VOID();
     210            0 : }
        

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