/* Insert the data in the hash. If there already was a match in the hash,
* that data is replaced.
*
* @unittest: 1305
*/
void *
Curl_hash_add(struct curl_hash *h, void *key, size_t key_len, void *p)
{
struct curl_hash_element *he;
struct curl_llist_element *le;
struct curl_llist *l = FETCH_LIST (h, key, key_len);
for(le = l->head; le; le = le->next) {
he = (struct curl_hash_element *) le->ptr;
if(h->comp_func(he->key, he->key_len, key, key_len)) {
Curl_llist_remove(l, le, (void *)h);
--h->size;
break;
}
}
he = mk_hash_element(key, key_len, p);
if(he) {
if(Curl_llist_insert_next(l, l->tail, he)) {
++h->size;
return p; /* return the new entry */
}
/*
* Couldn't insert it, destroy the 'he' element and the key again. We
* don't call hash_element_dtor() since that would also call the
* "destructor" for the actual data 'p'. When we fail, we shall not touch
* that data.
*/
free(he->key);
free(he);
}
return NULL; /* failure */
}
/* Return the data in the hash. If there already was a match in the hash,
that data is returned. */
void *
Curl_hash_add(curl_hash *h, char *key, size_t key_len, void *p)
{
curl_hash_element *he;
curl_llist_element *le;
curl_llist *l = FETCH_LIST(h, key, key_len);
for (le = l->head; le; le = le->next) {
he = (curl_hash_element *) le->ptr;
if (hash_key_compare(he->key, he->key_len, key, key_len)) {
h->dtor(p); /* remove the NEW entry */
return he->ptr; /* return the EXISTING entry */
}
}
he = mk_hash_element(key, key_len, p);
if (he) {
if(Curl_llist_insert_next(l, l->tail, he)) {
++h->size;
return p; /* return the new entry */
}
/*
* Couldn't insert it, destroy the 'he' element and the key again. We
* don't call hash_element_dtor() since that would also call the
* "destructor" for the actual data 'p'. When we fail, we shall not touch
* that data.
*/
free(he->key);
free(he);
}
return NULL; /* failure */
}