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  1. /*
  2.  * Copyright (c) 2008 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 net
  30.  * @{
  31.  */
  32.  
  33. /** @file
  34.  */
  35. #include <async.h>
  36. #include <errno.h>
  37. #include <ipc/ipc.h>
  38. #include <ipc/services.h>
  39.  
  40. #include <stdio.h>
  41.  
  42. #include "modules.h"
  43.  
  44. #define MODULE_WAIT_TIME    10000
  45.  
  46. int connect_to_service( services_t need ){
  47.     int phone;
  48.  
  49.     phone = ipc_connect_me_to( PHONE_NS, need, 0, 0 );
  50.     if( phone < 0 ){
  51.         do{
  52.             usleep( MODULE_WAIT_TIME );
  53.             phone = ipc_connect_me_to( PHONE_NS, need, 0, 0 );
  54.         }while( phone < 0 );
  55.     }
  56.     return phone;
  57. }
  58.  
  59. int start_service( services_t me, services_t need[], int * need_phone[], void ( * client_connection )( ipc_callid_t iid, ipc_call_t * icall ), int ( * initialize_me )( void )){
  60.     ipcarg_t phonehash;
  61.     ERROR_DECLARE;
  62.  
  63.     if(( ! me ) || ( ! client_connection )) return EINVAL;
  64.     async_set_client_connection( client_connection );
  65.  
  66.     if( need ){
  67.         if( ! need_phone ) return EINVAL;
  68.         while( * need ){
  69.             if( ! * need_phone ) return EINVAL;
  70.  
  71.             /* Connect to the needed service */
  72.             ** need_phone = connect_to_service( * need );
  73.             ++ need;
  74.             ++ need_phone;
  75.         }
  76.     }
  77.  
  78.     /* Initialize service by its callback */
  79.     if( initialize_me ) ERROR_PROPAGATE( initialize_me());
  80.  
  81.     /* Register service at NS */
  82.     ERROR_PROPAGATE( REGISTER_ME( me, & phonehash ));
  83.  
  84.     async_manager();
  85.  
  86.     return EOK;
  87. }
  88.  
  89. /** @}
  90.  */
  91.