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  1. /*
  2.  * Copyright (C) 2006 Ondrej Palkovsky
  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. #include <ipc.h>
  30. #include <libc.h>
  31.  
  32. int ipc_call_sync(int phoneid, int arg1, int arg2, ipc_data_t *resdata)
  33. {
  34.     return __SYSCALL4(SYS_IPC_CALL_SYNC, phoneid, arg1, arg2,
  35.               (sysarg_t)resdata);
  36. }
  37.  
  38. /*
  39. int ipc_call_async()
  40. {
  41.    
  42. }
  43.  
  44. int ipc_answer()
  45. {
  46. }
  47. */
  48.  
  49. /** Call syscall function sys_ipc_wait_for_call */
  50. static inline ipc_callid_t _ipc_wait_for_call(ipc_data_t *data, int flags)
  51. {
  52.     return __SYSCALL2(SYS_IPC_WAIT, (sysarg_t)data, flags);
  53. }
  54.  
  55. /** Wait for IPC call and return
  56.  *
  57.  * - dispatch ASYNC reoutines in the background
  58.  */
  59. int ipc_wait_for_call(ipc_data_t *data, int flags)
  60. {
  61.     ipc_callid_t callid;
  62.  
  63.     callid = _ipc_wait_for_call(data, flags);
  64.     /* TODO: Handle async replies etc.. */
  65.     return callid;
  66. }
  67.