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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 netif
  30.  *  @{
  31.  */
  32.  
  33. /** @file
  34.  *  Network interface module interface.
  35.  *  The interface has to be implemented by each network interface module.
  36.  *  The interface is used by the network interface module skeleton.
  37.  */
  38.  
  39. #ifndef __NET_NETIF_MODULE_H__
  40. #define __NET_NETIF_MODULE_H__
  41.  
  42. #include <ipc/ipc.h>
  43. #include <ipc/services.h>
  44.  
  45. #include "../structures/measured_strings.h"
  46. #include "../structures/packet/packet.h"
  47.  
  48. #include "../include/device.h"
  49.  
  50. /** Initializes the specific module.
  51.  */
  52. int netif_initialize( void );
  53.  
  54. /** Automatically probes all known devices.
  55.  */
  56. int netif_probe_auto_message( void );
  57.  
  58. /** Probes the existence of the device.
  59.  *  @param device_id The device identifier. Input parameter.
  60.  *  @param irq The device interrupt number. Input parameter.
  61.  *  @param io The device input/output address. Input parameter.
  62.  *  @returns EOK on success.
  63.  *  @returns Other error codes as defined for the find_device() function.
  64.  *  @returns Other error codes as defined for the specific module message implementation.
  65.  */
  66. int netif_probe_message( device_id_t device_id, int irq, int io );
  67.  
  68. /** Sends the packet queue.
  69.  *  @param device_id The device identifier. Input parameter.
  70.  *  @param packet The packet queue. Input parameter.
  71.  *  @param sender The sending module service. Input parameter.
  72.  *  @returns EOK on success.
  73.  *  @returns Other error codes as defined for the find_device() function.
  74.  *  @returns Other error codes as defined for the specific module message implementation.
  75.  */
  76. int netif_send_message( device_id_t device_id, packet_t packet, services_t sender );
  77.  
  78. /** Starts the device.
  79.  *  @param device The device structure. Input parameter.
  80.  *  @returns EOK on success.
  81.  *  @returns Other error codes as defined for the find_device() function.
  82.  *  @returns Other error codes as defined for the specific module message implementation.
  83.  */
  84. int netif_start_message( device_ref device );
  85.  
  86. /** Stops the device.
  87.  *  @param device The device structure. Input parameter.
  88.  *  @returns EOK on success.
  89.  *  @returns Other error codes as defined for the find_device() function.
  90.  *  @returns Other error codes as defined for the specific module message implementation.
  91.  */
  92. int netif_stop_message( device_ref device );
  93.  
  94. /** Returns the device local hardware address.
  95.  *  @param device_id The device identifier. Input parameter.
  96.  *  @param address The device local hardware address. Output parameter.
  97.  *  @returns EOK on success.
  98.  *  @returns EBADMEM if the address parameter is NULL.
  99.  *  @returns ENOENT if there no such device.
  100.  *  @returns Other error codes as defined for the find_device() function.
  101.  *  @returns Other error codes as defined for the specific module message implementation.
  102.  */
  103. int netif_get_addr_message( device_id_t device_id, measured_string_ref address );
  104.  
  105. int netif_specific_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count );
  106.  
  107. /** Returns the device usage statistics.
  108.  *  @param device_id The device identifier. Input parameter.
  109.  *  @param stats The device usage statistics. Output parameter.
  110.  *  @returns EOK on success.
  111.  *  @returns Other error codes as defined for the find_device() function.
  112.  *  @returns Other error codes as defined for the specific module message implementation.
  113.  */
  114. int netif_get_device_stats( device_id_t device_id, device_stats_ref stats );
  115.  
  116. #endif
  117.  
  118. /** @}
  119.  */
  120.