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