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  1. /*
  2.  * Copyright (C) 2006 Martin Decky
  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 rd
  30.  * @{
  31.  */
  32.  
  33. /**
  34.  * @file    rd.c
  35.  * @brief   Initial RAM disk for HelenOS.
  36.  */
  37.  
  38. #include <ipc/ipc.h>
  39. #include <ipc/services.h>
  40. #include <ipc/ns.h>
  41. #include <errno.h>
  42. #include <async.h>
  43.  
  44.  
  45. static void rd_connection(ipc_callid_t iid, ipc_call_t *icall)
  46. {
  47.     ipc_callid_t callid;
  48.     ipc_call_t call;
  49.     int retval;
  50.  
  51.     ipc_answer_fast(iid, 0, 0, 0);
  52.  
  53.     while (1) {
  54.         callid = async_get_call(&call);
  55.         switch (IPC_GET_METHOD(call)) {
  56.         case IPC_M_PHONE_HUNGUP:
  57.             ipc_answer_fast(callid, 0,0,0);
  58.             return;
  59.         default:
  60.             retval = EINVAL;
  61.         }
  62.         ipc_answer_fast(callid, retval, 0, 0);
  63.     }  
  64. }
  65.  
  66.  
  67. int main(int argc, char **argv)
  68. {
  69.     ipcarg_t phonead;
  70.    
  71.     async_set_client_connection(rd_connection);
  72.    
  73.     /* Register service at nameserver */
  74.     if (ipc_connect_to_me(PHONE_NS, SERVICE_RD, 0, &phonead) != 0)
  75.         return -1;
  76.  
  77.     async_manager();
  78.  
  79.     /* Never reached */
  80.     return 0;
  81. }
  82.  
  83. /**
  84.  * @}
  85.  */
  86.