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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/* Cherokee
*
* Authors:
* Alvaro Lopez Ortega <alvaro@alobbs.com>
*
* Copyright (C) 2001-2014 Alvaro Lopez Ortega
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/

#include "common-internal.h"
#include "avl_r.h"

typedef struct {
CHEROKEE_RWLOCK_T(lock);
int dummy;
} cherokee_avl_r_priv_t;

#define AVL_R_PRIV(avl_r) ((cherokee_avl_r_priv_t *)((avl_r)->priv))
#define AVL_R_LOCK(avl_r) (&AVL_R_PRIV(avl_r)->lock)


ret_t
cherokee_avl_r_init (cherokee_avl_r_t *avl_r)
{
ret_t ret;
CHEROKEE_NEW_STRUCT(n, avl_r_priv);

ret = cherokee_avl_init (&avl_r->avl);
if (ret != ret_ok)
return ret;

avl_r->priv = n;
CHEROKEE_RWLOCK_INIT (AVL_R_LOCK(avl_r), NULL);

return ret_ok;
}


ret_t
cherokee_avl_r_mrproper (cherokee_avl_r_t *avl_r, cherokee_func_free_t free_func)
{
if (avl_r->priv) {
CHEROKEE_RWLOCK_DESTROY (AVL_R_LOCK(avl_r));
free (avl_r->priv);
}

return cherokee_avl_mrproper (AVL_GENERIC(&avl_r->avl), free_func);
}


ret_t
cherokee_avl_r_add (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_add (&avl_r->avl, key, value);
CHEROKEE_RWLOCK_UNLOCK (AVL_R_LOCK(avl_r));

return ret;
}


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;
}


ret_t
cherokee_avl_r_get (cherokee_avl_r_t *avl_r, cherokee_buffer_t *key, void **value)
{
ret_t ret;

CHEROKEE_RWLOCK_READER (AVL_R_LOCK(avl_r));
ret = cherokee_avl_get (&avl_r->avl, key, value);
CHEROKEE_RWLOCK_UNLOCK (AVL_R_LOCK(avl_r));

return ret;
}
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