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added the sizer function to ase_map_t

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This commit is contained in:
hyung-hwan 2008-09-24 05:27:24 +00:00
parent 2230fbd445
commit 2fbbff8139
3 changed files with 43 additions and 7 deletions
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13
ase/include/ase/cmn/map.h
View File

@ -1,5 +1,5 @@
/*
* $Id: map.h 354 2008-08-31 10:57:24Z baconevi $
* $Id: map.h 373 2008-09-23 11:27:24Z baconevi $
*
* {License}
*/
@ -70,6 +70,7 @@ struct ase_map_t
ase_map_freeer_t freeer[2];
ase_map_hasher_t hasher;
ase_map_comper_t comper;
ase_sizer_t sizer;
ase_size_t size;
ase_size_t capa;
@ -201,6 +202,16 @@ void ase_map_setcomper (
ase_map_comper_t comper
);
ase_sizer_t ase_map_getsizer (
ase_map_t* map
);
/* the sizer function is called with a map object and map->capa + 1 */
void ase_map_setsizer (
ase_map_t* map,
ase_sizer_t sizer
);
void* ase_map_getextension (
ase_map_t* map
);

29
ase/lib/cmn/map.c
View File

@ -1,5 +1,5 @@
/*
* $Id: map.c 356 2008-08-31 11:16:52Z baconevi $
* $Id: map.c 373 2008-09-23 11:27:24Z baconevi $
*
* {License}
*/
@ -315,6 +315,16 @@ void ase_map_setcomper (map_t* map, comper_t comper)
map->comper = comper;
}
ase_sizer_t ase_map_getsizer (map_t* map)
{
return map->sizer;
}
void ase_map_setsizer (map_t* map, ase_sizer_t sizer)
{
map->sizer = sizer;
}
void* ase_map_getextension (map_t* map)
{
return map + 1;
@ -601,9 +611,20 @@ static int reorganize (map_t* map)
size_t i, hc, new_capa;
pair_t** new_buck;
/* the bucket is doubled until it grows up to 65536 slots.
* once it has reached it, it grows by 65536 slots */
new_capa = (map->capa >= 65536)? (map->capa + 65536): (map->capa << 1);
if (map->sizer)
{
new_capa = map->sizer (map, map->capa + 1);
/* if no change in capacity, return success
* without reorganization */
if (new_capa == map->capa) return 0;
}
else
{
/* the bucket is doubled until it grows up to 65536 slots.
* once it has reached it, it grows by 65536 slots */
new_capa = (map->capa >= 65536)? (map->capa + 65536): (map->capa << 1);
}
new_buck = (pair_t**) ASE_MMGR_ALLOC (
map->mmgr, SIZEOF(pair_t*) * new_capa);

8
ase/lib/cmn/str_dyn.c
View File

@ -1,5 +1,5 @@
/*
* $Id: str_dyn.c 372 2008-09-23 09:51:24Z baconevi $
* $Id: str_dyn.c 373 2008-09-23 11:27:24Z baconevi $
*
* {License}
*/
@ -213,6 +213,8 @@ ase_size_t ase_str_ncat (ase_str_t* str, const ase_char_t* s, ase_size_t len)
/* let the user determine the new capacity.
* pass the minimum capacity required as a hint */
ncapa = str->sizer (str, str->len + len);
/* if no change in capacity, return current length */
if (ncapa == str->capa) return str->len;
}
if (ase_str_setcapa (str, ncapa) == (ase_size_t)-1)
@ -223,7 +225,8 @@ ase_size_t ase_str_ncat (ase_str_t* str, const ase_char_t* s, ase_size_t len)
if (len > str->capa - str->len)
{
/* copy as many characters as the number of cells available */
/* copy as many characters as the number of cells available.
* if the capacity has been decreased, len is adjusted here */
len = str->capa - str->len;
}
@ -233,6 +236,7 @@ ase_size_t ase_str_ncat (ase_str_t* str, const ase_char_t* s, ase_size_t len)
str->len += len;
str->ptr[str->len] = ASE_T('\0');
}
return str->len;
}