mpi.h

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00001 /*****************************************************************************************
00002  Copyright (c) 2002-2004 The UbixOS Project
00003  All rights reserved.
00004 
00005  Redistribution and use in source and binary forms, with or without modification, are
00006  permitted provided that the following conditions are met:
00007 
00008  Redistributions of source code must retain the above copyright notice, this list of
00009  conditions, the following disclaimer and the list of authors.  Redistributions in binary
00010  form must reproduce the above copyright notice, this list of conditions, the following
00011  disclaimer and the list of authors in the documentation and/or other materials provided
00012  with the distribution. Neither the name of the UbixOS Project nor the names of its
00013  contributors may be used to endorse or promote products derived from this software
00014  without specific prior written permission.
00015 
00016  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
00017  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
00018  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
00019  THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00020  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
00021  OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00022  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
00023  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00024  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00025 
00026  $Id: mpi_8h-source.html 88 2016-01-12 00:11:29Z reddawg $
00027 
00028 *****************************************************************************************/
00029 
00030 #ifndef _MPI_H
00031 #define _MPI_H
00032 
00033 #include <ubixos/types.h>
00034 #include <ubixos/sched.h>
00035 
00036 #define MESSAGE_LENGTH 248
00037 
00038 struct mpi_message {
00039   char                 data[MESSAGE_LENGTH];
00040   uInt32               header;
00041   pidType              pid;
00042   struct mpi_message  *next;
00043   };
00044 
00045 struct mpi_mbox {
00046   struct mpi_mbox     *next;
00047   struct mpi_mbox     *prev;
00048   struct mpi_message  *msg;
00049   struct mpi_message  *msgLast;
00050   char                 name[64];
00051   pidType              pid;
00052   };
00053 
00054 typedef struct mpi_mbox    mpi_mbox_t;
00055 typedef struct mpi_message mpi_message_t;
00056 
00057 
00058 int mpi_createMbox(char *);
00059 int mpi_destroyMbox(char *);
00060 int mpi_postMessage(char *,uInt32,mpi_message_t *);
00061 int mpi_fetchMessage(char *,mpi_message_t *);
00062 int mpi_spam(uInt32,void *);
00063 
00064 #endif
00065 
00066 /***
00067  $Log: mpi_8h-source.html,v $
00067  Revision 1.7  2006/12/15 17:47:06  reddawg
00067  Updates
00067 
00068  Revision 1.1.1.1  2006/06/01 12:46:14  reddawg
00069  ubix2
00070 
00071  Revision 1.2  2005/10/12 00:13:36  reddawg
00072  Removed
00073 
00074  Revision 1.1.1.1  2005/09/26 17:23:42  reddawg
00075  no message
00076 
00077  Revision 1.8  2004/08/14 11:23:02  reddawg
00078  Changes
00079 
00080  Revision 1.7  2004/05/28 03:52:56  reddawg
00081  mpi: took a few suggestions from TCA
00082 
00083  Revision 1.6  2004/05/25 18:33:11  reddawg
00084  We now use 128byte messages I can increase later
00085 
00086  Revision 1.5  2004/05/25 18:29:57  reddawg
00087  We now lock onto a pid
00088 
00089  Revision 1.4  2004/05/25 16:52:22  reddawg
00090  We now have mpiDestroyMbox(char *) This will of course destroy a mail box
00091 
00092  Revision 1.3  2004/05/25 16:28:21  reddawg
00093  Made mpiFindMbox() static
00094 
00095  Revision 1.2  2004/05/25 15:42:19  reddawg
00096  Enabled mpiSpam();
00097 
00098  Revision 1.1  2004/05/25 14:07:01  reddawg
00099  Sorry we can't forget the headers files
00100 
00101  END
00102  ***/
00103 

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