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/* Cesar project {{{
 *
 * Copyright (C) 2008 Spidcom
 *
 * <<<Licence>>>
 *
 * }}} */
/**
 * \file    link.c
 * \brief   link management
 * \ingroup cp/conn
 *
 * « long description »
 */
#include "common/std.h"

#include "cp/cp.h"
#include "cp/inc/context.h"

#include "lib/blk.h"
#include "lib/slab.h"

#include "cp/conn/conn.h"
#include "cp/conn/inc/conn.h"
#include "cp/conn/link.h"
#include "cp/conn/inc/link.h"

#include <stdio.h>

void
cp_link_init (cp_link_t* link)
{
    memset (link, 0, sizeof (cp_link_t));

    list_init(&link->list_ble);
}

void
cp_link_uninit (cp_link_t *link)
{
    cp_link_release_ble (link);
}

void
cp_link_push_ble(cp_link_t *link, u16 ble, u16 et_atu)
{
    cp_link_ble_interval_t *new;

    dbg_assert(link);

    new = blk_alloc();
    new->ble = ble;
    new->et_atu = et_atu;
    list_init_node(&new->node);

    list_push_back(&link->list_ble, &new->node);
}

void
cp_link_release_ble(cp_link_t *link)
{
    dbg_assert(link);
    cp_link_ble_interval_t *tmp_ble;

    while(!list_empty(&link->list_ble))
    {
        tmp_ble = PARENT_OF(cp_link_ble_interval_t,
                        node, list_begin(&link->list_ble));
        list_remove(&link->list_ble, &tmp_ble->node);

        blk_release(tmp_ble);
    }
}

cp_link_ble_interval_t*
cp_link_get_first_ble(cp_link_t *link)
{
    return PARENT_OF(cp_link_ble_interval_t, node,
                           list_begin(&link->list_ble));
}

cp_link_ble_interval_t*
cp_link_get_next_ble(cp_link_ble_interval_t* ble)
{
    return PARENT_OF(cp_link_ble_interval_t, node, list_next(&ble->node));
}

cp_link_ble_interval_t*
cp_link_get_prev_ble(cp_link_ble_interval_t* ble)
{
    return PARENT_OF(cp_link_ble_interval_t, node, list_prev(&ble->node));
}