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added the scale factor to a map

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hyung-hwan
2008-09-26 05:06:33 +00:00
parent 688cd299dc
commit 981ceeedf4
3 changed files with 148 additions and 41 deletions
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56
ase/lib/cmn/map.c
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@ -1,5 +1,5 @@
/*
* $Id: map.c 376 2008-09-24 07:18:50Z baconevi $
* $Id: map.c 385 2008-09-25 11:06:33Z baconevi $
*
* {License}
*/
@ -29,6 +29,9 @@
#define uint_t ase_uint_t
#define mmgr_t ase_mmgr_t
#define KTOB(map,len) ((len)*(map)->scale[ASE_MAP_KEY])
#define VTOB(map,len) ((len)*(map)->scale[ASE_MAP_VAL])
static int reorganize (map_t* map);
static size_t hash_key (map_t* map, const void* kptr, size_t klen)
@ -50,7 +53,7 @@ static int comp_key (map_t* map,
const void* kptr1, size_t klen1,
const void* kptr2, size_t klen2)
{
if (klen1 == klen2) return ASE_MEMCMP (kptr1, kptr2, klen1);
if (klen1 == klen2) return ASE_MEMCMP (kptr1, kptr2, KTOB(map,klen1));
/* it just returns 1 to indicate that they are different. */
return 1;
}
@ -63,8 +66,8 @@ static pair_t* alloc_pair (map_t* map,
copier_t vcop = map->copier[ASE_MAP_VAL];
size_t as = SIZEOF(pair_t);
if (kcop == ASE_MAP_COPIER_INLINE) as += klen;
if (vcop == ASE_MAP_COPIER_INLINE) as += vlen;
if (kcop == ASE_MAP_COPIER_INLINE) as += KTOB(map,klen);
if (vcop == ASE_MAP_COPIER_INLINE) as += VTOB(map,vlen);
n = (pair_t*) ASE_MMGR_ALLOC (map->mmgr, as);
if (n == ASE_NULL) return ASE_NULL;
@ -79,7 +82,7 @@ static pair_t* alloc_pair (map_t* map,
else if (kcop == ASE_MAP_COPIER_INLINE)
{
KPTR(n) = n + 1;
ASE_MEMCPY (KPTR(n), kptr, klen);
ASE_MEMCPY (KPTR(n), kptr, KTOB(map,klen));
}
else
{
@ -100,8 +103,8 @@ static pair_t* alloc_pair (map_t* map,
{
VPTR(n) = n + 1;
if (kcop == ASE_MAP_COPIER_INLINE)
VPTR(n) = (byte_t*)VPTR(n) + klen;
ASE_MEMCPY (VPTR(n), vptr, vlen);
VPTR(n) = (byte_t*)VPTR(n) + KTOB(map,klen);
ASE_MEMCPY (VPTR(n), vptr, VTOB(map,vlen));
}
else
{
@ -156,7 +159,7 @@ static pair_t* change_pair_val (
{
if (ovlen == vlen)
{
ASE_MEMCPY (VPTR(pair), vptr, vlen);
ASE_MEMCPY (VPTR(pair), vptr, VTOB(map,vlen));
}
else
{
@ -188,7 +191,7 @@ static pair_t* change_pair_val (
return pair;
}
map_t* ase_map_open (mmgr_t* mmgr, size_t ext, size_t capa, uint_t factor)
map_t* ase_map_open (mmgr_t* mmgr, size_t ext, size_t capa, int factor)
{
map_t* map;
@ -220,7 +223,7 @@ void ase_map_close (map_t* map)
ASE_MMGR_FREE (map->mmgr, map);
}
map_t* ase_map_init (map_t* map, mmgr_t* mmgr, size_t capa, uint_t factor)
map_t* ase_map_init (map_t* map, mmgr_t* mmgr, size_t capa, int factor)
{
ASE_ASSERTX (capa > 0,
"The initial capacity should be greater than 0. Otherwise, it is adjusted to 1 in the release mode");
@ -241,9 +244,12 @@ map_t* ase_map_init (map_t* map, mmgr_t* mmgr, size_t capa, uint_t factor)
/*for (i = 0; i < capa; i++) map->bucket[i] = ASE_NULL;*/
ASE_MEMSET (map->bucket, 0, capa*SIZEOF(pair_t*));
map->scale[ASE_MAP_KEY] = 1;
map->scale[ASE_MAP_VAL] = 1;
map->factor = factor;
map->size = 0;
map->capa = capa;
map->factor = factor;
map->threshold = map->capa * map->factor / 100;
map->hasher = hash_key;
@ -288,6 +294,27 @@ void ase_map_clear (map_t* map)
}
}
int ase_map_getscale (map_t* map, int id)
{
ASE_ASSERTX (id == ASE_MAP_KEY || id == ASE_MAP_VAL,
"The ID should be either ASE_MAP_KEY or ASE_MAP_VAL");
return map->scale[id];
}
void ase_map_setscale (map_t* map, int id, int scale)
{
ASE_ASSERTX (id == ASE_MAP_KEY || id == ASE_MAP_VAL,
"The ID should be either ASE_MAP_KEY or ASE_MAP_VAL");
ASE_ASSERTX (scale > 0 && scale <= ASE_TYPE_MAX(ase_byte_t),
"The scale should be larger than 0 and less than or equal to the maximum value that the ase_byte_t type can hold");
if (scale <= 0) scale = 1;
if (scale > ASE_TYPE_MAX(ase_byte_t)) scale = ASE_TYPE_MAX(ase_byte_t);
map->scale[id] = scale;
}
copier_t ase_map_getcopier (map_t* map, int id)
{
ASE_ASSERTX (id == ASE_MAP_KEY || id == ASE_MAP_VAL,
@ -404,6 +431,7 @@ pair_t* ase_map_search (map_t* map, const void* kptr, size_t klen)
return ASE_NULL;
}
int ase_map_put (
map_t* map, void* kptr, size_t klen,
void* vptr, size_t vlen, pair_t** px)
@ -472,8 +500,7 @@ pair_t* ase_map_upsert (
return px;
}
pair_t* ase_map_insert (
map_t* map, void* kptr, size_t klen, void* vptr, size_t vlen)
pair_t* ase_map_insert (map_t* map, void* kptr, size_t klen, void* vptr, size_t vlen)
{
pair_t* pair;
size_t hc;
@ -511,8 +538,7 @@ pair_t* ase_map_insert (
return pair;
}
pair_t* ase_map_update (
map_t* map, void* kptr, size_t klen, void* vptr, size_t vlen)
pair_t* ase_map_update (map_t* map, void* kptr, size_t klen, void* vptr, size_t vlen)
{
pair_t* pair, * p, * prev, * next;
size_t hc;