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  1. /*
  2.  * Copyright (c) 2009 Lukas Mejdrech
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup nildummy
  30.  *  @{
  31.  */
  32.  
  33. /** @file
  34.  *  Dummy network interface layer module.
  35.  */
  36.  
  37. #ifndef __NET_NILDUMMY_H__
  38. #define __NET_NILDUMMY_H__
  39.  
  40. #include <fibril_sync.h>
  41. #include <ipc/services.h>
  42.  
  43. #include "../../include/device.h"
  44. #include "../../structures/measured_strings.h"
  45.  
  46. /** Type definition of the dummy nil global data.
  47.  *  @see nildummy_globals
  48.  */
  49. typedef struct nildummy_globals nildummy_globals_t;
  50.  
  51. /** Type definition of the dummy nil device specific data.
  52.  *  @see nildummy_device
  53.  */
  54. typedef struct nildummy_device  nildummy_device_t;
  55.  
  56. /** Type definition of the dummy nil device specific data pointer.
  57.  *  @see nildummy_device
  58.  */
  59. typedef nildummy_device_t *     nildummy_device_ref;
  60.  
  61. /** Type definition of the dummy nil protocol specific data.
  62.  *  @see nildummy_proto
  63.  */
  64. typedef struct nildummy_proto   nildummy_proto_t;
  65.  
  66. /** Type definition of the dummy nil protocol specific data pointer.
  67.  *  @see nildummy_proto
  68.  */
  69. typedef nildummy_proto_t *      nildummy_proto_ref;
  70.  
  71. /** Dummy nil device map.
  72.  *  Maps devices to the dummy nil device specific data.
  73.  *  @see device.h
  74.  */
  75. DEVICE_MAP_DECLARE( nildummy_devices, nildummy_device_t )
  76.  
  77. /** Dummy nil device specific data.
  78.  */
  79. struct  nildummy_device{
  80.     /** Device identifier.
  81.      */
  82.     device_id_t         device_id;
  83.     /** Device driver service.
  84.      */
  85.     services_t          service;
  86.     /** Driver phone.
  87.      */
  88.     int                 phone;
  89.     /** Maximal transmission unit.
  90.      */
  91.     size_t              mtu;
  92.     /** Actual device hardware address.
  93.      */
  94.     measured_string_ref addr;
  95.     /** Actual device hardware address data.
  96.      */
  97.     char *              addr_data;
  98. };
  99.  
  100. /** Dummy nil protocol specific data.
  101.  */
  102. struct nildummy_proto{
  103.     /** Protocol service.
  104.      */
  105.     services_t  service;
  106.     /** Protocol module phone.
  107.      */
  108.     int         phone;
  109. };
  110.  
  111. /** Dummy nil global data.
  112.  */
  113. struct  nildummy_globals{
  114.     /** Networking module phone.
  115.      */
  116.     int             net_phone;
  117.     /** Safety lock for devices.
  118.      */
  119.     fibril_rwlock_t     devices_lock;
  120.     /** All known Ethernet devices.
  121.      */
  122.     nildummy_devices_t  devices;
  123.     /** Safety lock for protocols.
  124.      */
  125.     fibril_rwlock_t     protos_lock;
  126.     /** Default protocol.
  127.      */
  128.     nildummy_proto_t    proto;
  129. };
  130.  
  131. #endif
  132.  
  133. /** @}
  134.  */
  135.