/* ----------------------------- API implementation ------------------------- */
-/* Reset an hashtable already initialized with ht_init().
- * NOTE: This function should only called by ht_destroy(). */
+/* Reset a hash table already initialized with ht_init().
+ * NOTE: This function should only be called by ht_destroy(). */
static void _dictReset(dictht *ht)
{
ht->table = NULL;
return dictExpand(d, minimal);
}
-/* Expand or create the hashtable */
+/* Expand or create the hash table */
int dictExpand(dict *d, unsigned long size)
{
- dictht n; /* the new hashtable */
+ dictht n; /* the new hash table */
unsigned long realsize = _dictNextPower(size);
/* the size is invalid if it is smaller than the number of
- * elements already inside the hashtable */
+ * elements already inside the hash table */
if (dictIsRehashing(d) || d->ht[0].used > size)
return DICT_ERR;
- /* Allocate the new hashtable and initialize all pointers to NULL */
+ /* Allocate the new hash table and initialize all pointers to NULL */
n.size = realsize;
n.sizemask = realsize-1;
n.table = zcalloc(realsize*sizeof(dictEntry*));
* a value returns the dictEntry structure to the user, that will make
* sure to fill the value field as he wishes.
*
- * This function is also directly expoed to user API to be called
+ * This function is also directly exposed to the user API to be called
* mainly in order to store non-pointers inside the hash value, example:
*
* entry = dictAddRaw(dict,mykey);
unsigned int h, idx, table;
dictEntry *he;
- /* Expand the hashtable if needed */
+ /* Expand the hash table if needed */
if (_dictExpandIfNeeded(d) == DICT_ERR)
return -1;
/* Compute the key hash value */
d->iterators = 0;
}
+void dictEnableResize(void) {
+ dict_can_resize = 1;
+}
+
+void dictDisableResize(void) {
+ dict_can_resize = 0;
+}
+
+#if 0
+
+The following is code that we don't use for Redis currently, but that is part
+of the library.
+
+/* ----------------------- Debugging ------------------------*/
+
#define DICT_STATS_VECTLEN 50
static void _dictPrintStatsHt(dictht *ht) {
unsigned long i, slots = 0, chainlen, maxchainlen = 0;
}
}
-void dictEnableResize(void) {
- dict_can_resize = 1;
-}
-
-void dictDisableResize(void) {
- dict_can_resize = 0;
-}
-
-#if 0
-
-/* The following are just example hash table types implementations.
- * Not useful for Redis so they are commented out.
- */
-
/* ----------------------- StringCopy Hash Table Type ------------------------*/
static unsigned int _dictStringCopyHTHashFunction(const void *key)