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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