LCOV - differential code coverage report
Current view: top level - contrib/btree_gist - btree_macaddr.c (source / functions) Coverage Total Hit CBC
Current: Differential Code Coverage HEAD vs 15 Lines: 100.0 % 69 69 69
Current Date: 2023-04-08 15:15:32 Functions: 100.0 % 21 21 21
Baseline: 15
Baseline Date: 2023-04-08 15:09:40
Legend: Lines: hit not hit

           TLA  Line data    Source code
       1                 : /*
       2                 :  * contrib/btree_gist/btree_macaddr.c
       3                 :  */
       4                 : #include "postgres.h"
       5                 : 
       6                 : #include "btree_gist.h"
       7                 : #include "btree_utils_num.h"
       8                 : #include "utils/builtins.h"
       9                 : #include "utils/inet.h"
      10                 : 
      11                 : typedef struct
      12                 : {
      13                 :     macaddr     lower;
      14                 :     macaddr     upper;
      15                 :     char        pad[4];         /* make struct size = sizeof(gbtreekey16) */
      16                 : } macKEY;
      17                 : 
      18                 : /*
      19                 : ** OID ops
      20                 : */
      21 CBC           2 : PG_FUNCTION_INFO_V1(gbt_macad_compress);
      22               2 : PG_FUNCTION_INFO_V1(gbt_macad_fetch);
      23               2 : PG_FUNCTION_INFO_V1(gbt_macad_union);
      24               2 : PG_FUNCTION_INFO_V1(gbt_macad_picksplit);
      25               2 : PG_FUNCTION_INFO_V1(gbt_macad_consistent);
      26               2 : PG_FUNCTION_INFO_V1(gbt_macad_penalty);
      27               2 : PG_FUNCTION_INFO_V1(gbt_macad_same);
      28                 : 
      29                 : 
      30                 : static bool
      31            1681 : gbt_macadgt(const void *a, const void *b, FmgrInfo *flinfo)
      32                 : {
      33            1681 :     return DatumGetBool(DirectFunctionCall2(macaddr_gt, PointerGetDatum(a), PointerGetDatum(b)));
      34                 : }
      35                 : static bool
      36             163 : gbt_macadge(const void *a, const void *b, FmgrInfo *flinfo)
      37                 : {
      38             163 :     return DatumGetBool(DirectFunctionCall2(macaddr_ge, PointerGetDatum(a), PointerGetDatum(b)));
      39                 : }
      40                 : 
      41                 : static bool
      42             853 : gbt_macadeq(const void *a, const void *b, FmgrInfo *flinfo)
      43                 : {
      44             853 :     return DatumGetBool(DirectFunctionCall2(macaddr_eq, PointerGetDatum(a), PointerGetDatum(b)));
      45                 : }
      46                 : 
      47                 : static bool
      48             613 : gbt_macadle(const void *a, const void *b, FmgrInfo *flinfo)
      49                 : {
      50             613 :     return DatumGetBool(DirectFunctionCall2(macaddr_le, PointerGetDatum(a), PointerGetDatum(b)));
      51                 : }
      52                 : 
      53                 : static bool
      54            1979 : gbt_macadlt(const void *a, const void *b, FmgrInfo *flinfo)
      55                 : {
      56            1979 :     return DatumGetBool(DirectFunctionCall2(macaddr_lt, PointerGetDatum(a), PointerGetDatum(b)));
      57                 : }
      58                 : 
      59                 : 
      60                 : static int
      61            5865 : gbt_macadkey_cmp(const void *a, const void *b, FmgrInfo *flinfo)
      62                 : {
      63            5865 :     macKEY     *ia = (macKEY *) (((const Nsrt *) a)->t);
      64            5865 :     macKEY     *ib = (macKEY *) (((const Nsrt *) b)->t);
      65                 :     int         res;
      66                 : 
      67            5865 :     res = DatumGetInt32(DirectFunctionCall2(macaddr_cmp, MacaddrPGetDatum(&ia->lower), MacaddrPGetDatum(&ib->lower)));
      68            5865 :     if (res == 0)
      69             731 :         return DatumGetInt32(DirectFunctionCall2(macaddr_cmp, MacaddrPGetDatum(&ia->upper), MacaddrPGetDatum(&ib->upper)));
      70                 : 
      71            5134 :     return res;
      72                 : }
      73                 : 
      74                 : 
      75                 : static const gbtree_ninfo tinfo =
      76                 : {
      77                 :     gbt_t_macad,
      78                 :     sizeof(macaddr),
      79                 :     16,                         /* sizeof(gbtreekey16) */
      80                 :     gbt_macadgt,
      81                 :     gbt_macadge,
      82                 :     gbt_macadeq,
      83                 :     gbt_macadle,
      84                 :     gbt_macadlt,
      85                 :     gbt_macadkey_cmp,
      86                 :     NULL
      87                 : };
      88                 : 
      89                 : 
      90                 : /**************************************************
      91                 :  * macaddr ops
      92                 :  **************************************************/
      93                 : 
      94                 : 
      95                 : 
      96                 : static uint64
      97            2880 : mac_2_uint64(macaddr *m)
      98                 : {
      99            2880 :     unsigned char *mi = (unsigned char *) m;
     100            2880 :     uint64      res = 0;
     101                 :     int         i;
     102                 : 
     103           20160 :     for (i = 0; i < 6; i++)
     104           17280 :         res += (((uint64) mi[i]) << ((uint64) ((5 - i) * 8)));
     105            2880 :     return res;
     106                 : }
     107                 : 
     108                 : 
     109                 : 
     110                 : Datum
     111             607 : gbt_macad_compress(PG_FUNCTION_ARGS)
     112                 : {
     113             607 :     GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     114                 : 
     115             607 :     PG_RETURN_POINTER(gbt_num_compress(entry, &tinfo));
     116                 : }
     117                 : 
     118                 : Datum
     119               8 : gbt_macad_fetch(PG_FUNCTION_ARGS)
     120                 : {
     121               8 :     GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     122                 : 
     123               8 :     PG_RETURN_POINTER(gbt_num_fetch(entry, &tinfo));
     124                 : }
     125                 : 
     126                 : Datum
     127            1828 : gbt_macad_consistent(PG_FUNCTION_ARGS)
     128                 : {
     129            1828 :     GISTENTRY  *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
     130            1828 :     macaddr    *query = (macaddr *) PG_GETARG_POINTER(1);
     131            1828 :     StrategyNumber strategy = (StrategyNumber) PG_GETARG_UINT16(2);
     132                 : 
     133                 :     /* Oid      subtype = PG_GETARG_OID(3); */
     134            1828 :     bool       *recheck = (bool *) PG_GETARG_POINTER(4);
     135            1828 :     macKEY     *kkk = (macKEY *) DatumGetPointer(entry->key);
     136                 :     GBT_NUMKEY_R key;
     137                 : 
     138                 :     /* All cases served by this function are exact */
     139            1828 :     *recheck = false;
     140                 : 
     141            1828 :     key.lower = (GBT_NUMKEY *) &kkk->lower;
     142            1828 :     key.upper = (GBT_NUMKEY *) &kkk->upper;
     143                 : 
     144            1828 :     PG_RETURN_BOOL(gbt_num_consistent(&key, (void *) query, &strategy,
     145                 :                                       GIST_LEAF(entry), &tinfo, fcinfo->flinfo));
     146                 : }
     147                 : 
     148                 : 
     149                 : Datum
     150             352 : gbt_macad_union(PG_FUNCTION_ARGS)
     151                 : {
     152             352 :     GistEntryVector *entryvec = (GistEntryVector *) PG_GETARG_POINTER(0);
     153             352 :     void       *out = palloc0(sizeof(macKEY));
     154                 : 
     155             352 :     *(int *) PG_GETARG_POINTER(1) = sizeof(macKEY);
     156             352 :     PG_RETURN_POINTER(gbt_num_union((void *) out, entryvec, &tinfo, fcinfo->flinfo));
     157                 : }
     158                 : 
     159                 : 
     160                 : Datum
     161             720 : gbt_macad_penalty(PG_FUNCTION_ARGS)
     162                 : {
     163             720 :     macKEY     *origentry = (macKEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(0))->key);
     164             720 :     macKEY     *newentry = (macKEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(1))->key);
     165             720 :     float      *result = (float *) PG_GETARG_POINTER(2);
     166                 :     uint64      iorg[2],
     167                 :                 inew[2];
     168                 : 
     169             720 :     iorg[0] = mac_2_uint64(&origentry->lower);
     170             720 :     iorg[1] = mac_2_uint64(&origentry->upper);
     171             720 :     inew[0] = mac_2_uint64(&newentry->lower);
     172             720 :     inew[1] = mac_2_uint64(&newentry->upper);
     173                 : 
     174             720 :     penalty_num(result, iorg[0], iorg[1], inew[0], inew[1]);
     175                 : 
     176             720 :     PG_RETURN_POINTER(result);
     177                 : }
     178                 : 
     179                 : Datum
     180               3 : gbt_macad_picksplit(PG_FUNCTION_ARGS)
     181                 : {
     182               3 :     PG_RETURN_POINTER(gbt_num_picksplit((GistEntryVector *) PG_GETARG_POINTER(0),
     183                 :                                         (GIST_SPLITVEC *) PG_GETARG_POINTER(1),
     184                 :                                         &tinfo, fcinfo->flinfo));
     185                 : }
     186                 : 
     187                 : Datum
     188             351 : gbt_macad_same(PG_FUNCTION_ARGS)
     189                 : {
     190             351 :     macKEY     *b1 = (macKEY *) PG_GETARG_POINTER(0);
     191             351 :     macKEY     *b2 = (macKEY *) PG_GETARG_POINTER(1);
     192             351 :     bool       *result = (bool *) PG_GETARG_POINTER(2);
     193                 : 
     194             351 :     *result = gbt_num_same((void *) b1, (void *) b2, &tinfo, fcinfo->flinfo);
     195             351 :     PG_RETURN_POINTER(result);
     196                 : }
        

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