0606069d9e
Support for monitor device intended to capture all the network activity. This interface could be used by networks sniffers and is already supported by WireShark. That's a good test point to check that basic MAC support works. Signed-off-by: Alexander Smirnov <alex.bluesman.smirnov@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
109 lines
3 KiB
C
109 lines
3 KiB
C
/*
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* Copyright (C) 2007-2012 Siemens AG
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Written by:
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* Pavel Smolenskiy <pavel.smolenskiy@gmail.com>
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* Maxim Gorbachyov <maxim.gorbachev@siemens.com>
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* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
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*/
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#ifndef MAC802154_H
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#define MAC802154_H
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/* mac802154 device private data */
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struct mac802154_priv {
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struct ieee802154_dev hw;
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struct ieee802154_ops *ops;
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/* ieee802154 phy */
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struct wpan_phy *phy;
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int open_count;
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/* As in mac80211 slaves list is modified:
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* 1) under the RTNL
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* 2) protected by slaves_mtx;
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* 3) in an RCU manner
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*
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* So atomic readers can use any of this protection methods.
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*/
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struct list_head slaves;
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struct mutex slaves_mtx;
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/* This one is used for scanning and other jobs not to be interfered
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* with serial driver.
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*/
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struct workqueue_struct *dev_workqueue;
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/* SoftMAC device is registered and running. One can add subinterfaces.
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* This flag should be modified under slaves_mtx and RTNL, so you can
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* read them using any of protection methods.
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*/
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bool running;
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};
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#define MAC802154_DEVICE_STOPPED 0x00
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#define MAC802154_DEVICE_RUN 0x01
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/* Slave interface definition.
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*
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* Slaves represent typical network interfaces available from userspace.
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* Each ieee802154 device/transceiver may have several slaves and able
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* to be associated with several networks at the same time.
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*/
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struct mac802154_sub_if_data {
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struct list_head list; /* the ieee802154_priv->slaves list */
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struct mac802154_priv *hw;
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struct net_device *dev;
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int type;
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spinlock_t mib_lock;
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__le16 pan_id;
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__le16 short_addr;
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u8 chan;
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u8 page;
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/* MAC BSN field */
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u8 bsn;
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/* MAC DSN field */
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u8 dsn;
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};
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#define mac802154_to_priv(_hw) container_of(_hw, struct mac802154_priv, hw)
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#define MAC802154_MAX_XMIT_ATTEMPTS 3
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#define MAC802154_CHAN_NONE (~(u8)0) /* No channel is assigned */
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extern struct ieee802154_reduced_mlme_ops mac802154_mlme_reduced;
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int mac802154_slave_open(struct net_device *dev);
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int mac802154_slave_close(struct net_device *dev);
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void mac802154_monitors_rx(struct mac802154_priv *priv, struct sk_buff *skb);
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void mac802154_monitor_setup(struct net_device *dev);
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netdev_tx_t mac802154_tx(struct mac802154_priv *priv, struct sk_buff *skb,
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u8 page, u8 chan);
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/* MIB callbacks */
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void mac802154_dev_set_ieee_addr(struct net_device *dev);
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#endif /* MAC802154_H */
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