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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.     ipcarg_t    phone;
  46.     int     res;
  47.  
  48.     res = async_req_3_5( PHONE_NS, IPC_M_CONNECT_ME_TO, need, 0, 0, NULL, NULL, NULL, NULL, & phone );
  49.     while(( res < 0 ) || ( phone < 0 )){
  50.         usleep( MODULE_WAIT_TIME );
  51.         res = async_req_3_5( PHONE_NS, IPC_M_CONNECT_ME_TO, need, 0, 0, NULL, NULL, NULL, NULL, & phone );
  52.     }
  53.     return phone;
  54. }
  55.  
  56. 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 )){
  57.     ipcarg_t phonehash;
  58.     ERROR_DECLARE;
  59.  
  60.     if( ! client_connection ) return EINVAL;
  61.     async_set_client_connection( client_connection );
  62.  
  63.     if( need ){
  64.         if( ! need_phone ) return EINVAL;
  65.         while( * need ){
  66.             if( ! * need_phone ) return EINVAL;
  67.  
  68.             /* Connect to the needed service */
  69.             ** need_phone = connect_to_service( * need );
  70.             ++ need;
  71.             ++ need_phone;
  72.         }
  73.     }
  74.  
  75.     /* Initialize service by its callback */
  76.     if( initialize_me ) ERROR_PROPAGATE( initialize_me());
  77.  
  78.     /* Register service at NS */
  79.     if( me ) ERROR_PROPAGATE( REGISTER_ME( me, & phonehash ));
  80.  
  81.     async_manager();
  82.  
  83.     return EOK;
  84. }
  85.  
  86. /** @}
  87.  */
  88.