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  1. /*
  2.  * Copyright (c) 2007 Konopa-Jelen-Majer
  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 FileSystemTask
  30.  * @{
  31.  */
  32.  
  33. /**
  34.  * @file    connect.h
  35.  * @brief    Functions for connecting to some services, which is needed for FS.
  36.  */
  37.  
  38. #include <ipc/ipc.h>
  39. #include <ipc/services.h>
  40. #include "../fs/fs.h"
  41.  
  42. /**
  43.  * Includes common aspects for connecting to some services
  44.  */
  45. int common_connection(int *phone, int service, int attempts)
  46. {
  47.    
  48.     int i;
  49.  
  50.     if (service <= 0 || attempts <= 0)
  51.         return FALSE;
  52.            
  53.     for (i = 1; i <= attempts; i++) {
  54.         *phone = ipc_connect_me_to(PHONE_NS, service, 0);
  55.        
  56.         if (*phone > 0)
  57.             return TRUE;
  58.        
  59.         usleep(10000);
  60.     }
  61.    
  62.     if (*phone >= 0)
  63.         return TRUE;
  64.  
  65.     return FALSE;
  66. }
  67.  
  68. /**
  69.  * Connects to SERVICE_CONSOLE
  70.  */
  71. int connect_to_con(int *phone, int attempts)
  72. {
  73.    
  74.     if (common_connection(phone, SERVICE_CONSOLE, attempts))
  75.         return TRUE;
  76.  
  77.     return FALSE;  
  78. }
  79.  
  80. /**
  81.  * Connects to SERVICE_RD
  82.  */
  83. int connect_to_rd(int *phone, int attempts)
  84. {
  85.        
  86.     if (common_connection(phone, SERVICE_RD, attempts))
  87.         return TRUE;
  88.  
  89.     return FALSE;  
  90. }
  91.  
  92. /**
  93.  * Connects to SERVICE_FS
  94.  */
  95. int connect_to_fs(int *phone, int attempts)
  96. {
  97.        
  98.     if (common_connection(phone, SERVICE_FS, attempts))
  99.         return TRUE;
  100.  
  101.     return FALSE;  
  102. }
  103.  
  104. /**
  105.  *}
  106.  */
  107.    
  108.