static ret_t
table_add_new_entry (cherokee_resolv_cache_t *resolv,
cherokee_buffer_t *domain,
cherokee_resolv_cache_entry_t **entry)
{
ret_t ret;
cherokee_resolv_cache_entry_t *n = NULL;
/* Instance the entry
*/
ret = entry_new (&n);
if (unlikely (ret != ret_ok)) {
return ret;
}
/* Fill it up
*/
ret = entry_fill_up (n, domain);
if (unlikely (ret != ret_ok)) {
entry_free (n);
return ret;
}
/* Add it to the table
*/
CHEROKEE_RWLOCK_WRITER (&resolv->lock);
ret = cherokee_avl_add (&resolv->table, domain, (void **)n);
CHEROKEE_RWLOCK_UNLOCK (&resolv->lock);
*entry = n;
return ret_ok;
}
ret_t
cherokee_resolv_cache_clean (cherokee_resolv_cache_t *resolv)
{
CHEROKEE_RWLOCK_WRITER (&resolv->lock);
cherokee_avl_mrproper (&resolv->table, entry_free);
CHEROKEE_RWLOCK_UNLOCK (&resolv->lock);
return ret_ok;
}
ret_t
cherokee_avl_r_del (cherokee_avl_r_t *avl_r, cherokee_buffer_t *key, void **value)
{
ret_t ret;
CHEROKEE_RWLOCK_WRITER (AVL_R_LOCK(avl_r));
ret = cherokee_avl_del (&avl_r->avl, key, value);
CHEROKEE_RWLOCK_UNLOCK (AVL_R_LOCK(avl_r));
return ret;
}
static ret_t
_add (cherokee_regex_table_t *table, char *pattern, void **regex)
{
ret_t ret;
const char *error_msg;
int error_offset;
void *tmp = NULL;
/* It wasn't in the cache. Lets go to compile the pattern..
* First of all, we have to check again the table because another
* thread could create a new entry after the previous unlock.
*/
CHEROKEE_RWLOCK_WRITER (&table->rwlock);
ret = cherokee_avl_get_ptr (&table->cache, pattern, &tmp);
if ((tmp != NULL) && (ret == ret_ok)) {
if (regex != NULL)
*regex = tmp;
CHEROKEE_RWLOCK_UNLOCK (&table->rwlock);
return ret_ok;
}
tmp = pcre_compile (pattern, 0, &error_msg, &error_offset, NULL);
if (tmp == NULL) {
LOG_ERROR (CHEROKEE_ERROR_REGEX_COMPILATION, pattern, error_msg, error_offset);
CHEROKEE_RWLOCK_UNLOCK (&table->rwlock);
return ret_error;
}
cherokee_avl_add_ptr (&table->cache, pattern, tmp);
CHEROKEE_RWLOCK_UNLOCK (&table->rwlock);
if (regex != NULL)
*regex = tmp;
return ret_ok;
}