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4696 mejdrech 1
/*
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 * Copyright (c) 2009 Lukas Mejdrech
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup nildummy
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 *  @{
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 */
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/** @file
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 *  Dummy network interface layer module.
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 */
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#ifndef __NET_NILDUMMY_H__
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#define __NET_NILDUMMY_H__
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#include <fibril_sync.h>
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#include <ipc/services.h>
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#include "../../include/device.h"
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#include "../../structures/measured_strings.h"
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/** Type definition of the dummy nil global data.
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 *  @see nildummy_globals
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 */
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typedef struct nildummy_globals nildummy_globals_t;
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/** Type definition of the dummy nil device specific data.
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 *  @see nildummy_device
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 */
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typedef struct nildummy_device  nildummy_device_t;
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/** Type definition of the dummy nil device specific data pointer.
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 *  @see nildummy_device
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 */
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typedef nildummy_device_t *     nildummy_device_ref;
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/** Type definition of the dummy nil protocol specific data.
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 *  @see nildummy_proto
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 */
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typedef struct nildummy_proto   nildummy_proto_t;
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/** Type definition of the dummy nil protocol specific data pointer.
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 *  @see nildummy_proto
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 */
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typedef nildummy_proto_t *      nildummy_proto_ref;
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/** Dummy nil device map.
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 *  Maps devices to the dummy nil device specific data.
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 *  @see device.h
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 */
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DEVICE_MAP_DECLARE( nildummy_devices, nildummy_device_t )
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/** Dummy nil device specific data.
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 */
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struct  nildummy_device{
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    /** Device identifier.
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     */
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    device_id_t         device_id;
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    /** Device driver service.
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     */
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    services_t          service;
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    /** Driver phone.
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     */
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    int                 phone;
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    /** Maximal transmission unit.
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     */
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    size_t              mtu;
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    /** Actual device hardware address.
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     */
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    measured_string_ref addr;
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    /** Actual device hardware address data.
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     */
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    char *              addr_data;
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};
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/** Dummy nil protocol specific data.
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 */
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struct nildummy_proto{
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    /** Protocol service.
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     */
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    services_t  service;
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    /** Protocol module phone.
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     */
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    int         phone;
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};
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/** Dummy nil global data.
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 */
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struct  nildummy_globals{
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    /** Networking module phone.
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     */
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    int             net_phone;
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    /** Safety lock for devices.
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     */
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    fibril_rwlock_t     devices_lock;
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    /** All known Ethernet devices.
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     */
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    nildummy_devices_t  devices;
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    /** Safety lock for protocols.
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     */
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    fibril_rwlock_t     protos_lock;
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    /** Default protocol.
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     */
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    nildummy_proto_t    proto;
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};
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#endif
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/** @}
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 */