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/*
* MAC commands interface
*
* Copyright 2007-2012 Siemens AG
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* 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.
*
* Written by:
* Sergey Lapin <slapin@ossfans.org>
* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
*/
#include <linux/skbuff.h>
#include <linux/if_arp.h>
#include <linux/ieee802154.h>
#include <net/ieee802154_netdev.h>
#include <net/cfg802154.h>
#include <net/mac802154.h>
#include <net/nl802154.h>
#include "ieee802154_i.h"
static int mac802154_mlme_start_req(struct net_device *dev,
struct ieee802154_addr *addr,
u8 channel, u8 page,
u8 bcn_ord, u8 sf_ord,
u8 pan_coord, u8 blx,
u8 coord_realign)
{
struct ieee802154_mlme_ops *ops = ieee802154_mlme_ops(dev);
int rc = 0;
BUG_ON(addr->mode != IEEE802154_ADDR_SHORT);
mac802154_dev_set_pan_id(dev, addr->pan_id);
mac802154_dev_set_short_addr(dev, addr->short_addr);
mac802154_dev_set_ieee_addr(dev);
mac802154_dev_set_page_channel(dev, page, channel);
if (ops->llsec) {
struct ieee802154_llsec_params params;
int changed = 0;
params.coord_shortaddr = addr->short_addr;
changed |= IEEE802154_LLSEC_PARAM_COORD_SHORTADDR;
params.pan_id = addr->pan_id;
changed |= IEEE802154_LLSEC_PARAM_PAN_ID;
params.hwaddr = ieee802154_devaddr_from_raw(dev->dev_addr);
changed |= IEEE802154_LLSEC_PARAM_HWADDR;
params.coord_hwaddr = params.hwaddr;
changed |= IEEE802154_LLSEC_PARAM_COORD_HWADDR;
rc = ops->llsec->set_params(dev, ¶ms, changed);
}
/* FIXME: add validation for unused parameters to be sane
* for SoftMAC
*/
ieee802154_nl_start_confirm(dev, IEEE802154_SUCCESS);
return rc;
}
static struct wpan_phy *mac802154_get_phy(const struct net_device *dev)
{
struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
BUG_ON(dev->type != ARPHRD_IEEE802154);
return to_phy(get_device(&sdata->local->phy->dev));
}
static int mac802154_set_mac_params(struct net_device *dev,
const struct ieee802154_mac_params *params)
{
struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
mutex_lock(&sdata->local->iflist_mtx);
sdata->mac_params = *params;
mutex_unlock(&sdata->local->iflist_mtx);
return 0;
}
static void mac802154_get_mac_params(struct net_device *dev,
struct ieee802154_mac_params *params)
{
struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
mutex_lock(&sdata->local->iflist_mtx);
*params = sdata->mac_params;
mutex_unlock(&sdata->local->iflist_mtx);
}
static struct ieee802154_llsec_ops mac802154_llsec_ops = {
.get_params = mac802154_get_params,
.set_params = mac802154_set_params,
.add_key = mac802154_add_key,
.del_key = mac802154_del_key,
.add_dev = mac802154_add_dev,
.del_dev = mac802154_del_dev,
.add_devkey = mac802154_add_devkey,
.del_devkey = mac802154_del_devkey,
.add_seclevel = mac802154_add_seclevel,
.del_seclevel = mac802154_del_seclevel,
.lock_table = mac802154_lock_table,
.get_table = mac802154_get_table,
.unlock_table = mac802154_unlock_table,
};
struct ieee802154_reduced_mlme_ops mac802154_mlme_reduced = {
.get_phy = mac802154_get_phy,
};
struct ieee802154_mlme_ops mac802154_mlme_wpan = {
.get_phy = mac802154_get_phy,
.start_req = mac802154_mlme_start_req,
.get_pan_id = mac802154_dev_get_pan_id,
.get_short_addr = mac802154_dev_get_short_addr,
.get_dsn = mac802154_dev_get_dsn,
.llsec = &mac802154_llsec_ops,
.set_mac_params = mac802154_set_mac_params,
.get_mac_params = mac802154_get_mac_params,
};
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