Enlightenment CVS committal
Author : raster
Project : e17
Module : libs/evas
Dir : e17/libs/evas/src/lib/data
Modified Files:
evas_hash.c
Log Message:
use djb2 hash for evas_hash too
===================================================================
RCS file: /cvsroot/enlightenment/e17/libs/evas/src/lib/data/evas_hash.c,v
retrieving revision 1.16
retrieving revision 1.17
diff -u -3 -r1.16 -r1.17
--- evas_hash.c 28 Nov 2005 15:18:00 -0000 1.16
+++ evas_hash.c 5 Dec 2005 04:03:22 -0000 1.17
@@ -8,14 +8,13 @@
static inline int
_evas_hash_gen(const char *key)
{
- unsigned int hash_num = 0, i;
+ unsigned int hash_num = 5381;
const unsigned char *ptr;
-
+
if (!key) return 0;
-
- for (i = 0, ptr = (unsigned char *)key; *ptr; ptr++, i++)
- hash_num ^= ((int)(*ptr) | ((int)(*ptr) << 8)) >> (i % 8);
-
+ for (ptr = (unsigned char *)key; *ptr; ptr++)
+ hash_num = (hash_num * 33) ^ *ptr;
+
hash_num &= 0xff;
return (int)hash_num;
}
@@ -109,7 +108,7 @@
_evas_hash_alloc_error = 1;
return hash;
};
- el->key = ((unsigned char *)el) + sizeof(struct _Evas_Hash_El);
+ el->key = ((char *)el) + sizeof(struct _Evas_Hash_El);
strcpy(el->key, key);
el->data = (void *)data;
hash_num = _evas_hash_gen(key);
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