exec/totemnet.h

   1 /*
   2  * Copyright (c) 2005 MontaVista Software, Inc.
   3  *
   4  * All rights reserved.
   5  *
   6  * Author: Steven Dake (sdake@mvista.com)
   7  *
   8  * This software licensed under BSD license, the text of which follows:
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions are met:
  12  *
  13  * - Redistributions of source code must retain the above copyright notice,
  14  *   this list of conditions and the following disclaimer.
  15  * - Redistributions in binary form must reproduce the above copyright notice,
  16  *   this list of conditions and the following disclaimer in the documentation
  17  *   and/or other materials provided with the distribution.
  18  * - Neither the name of the MontaVista Software, Inc. nor the names of its
  19  *   contributors may be used to endorse or promote products derived from this
  20  *   software without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  32  * THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34 #ifndef TOTEMNET_H_DEFINED
  35 #define TOTEMNET_H_DEFINED
  36
  37 #include <sys/types.h>
  38 #include <sys/socket.h>
  39
  40 #include "swab.h"
  41 #include "totem.h"
  42 #include "aispoll.h"
  43
  44 typedef unsigned int totemnet_handle;
  45
  46 #define TOTEMNET_NOFLUSH        0
  47 #define TOTEMNET_FLUSH          1
  48 /*
  49  * Totem Network interface - also does encryption/decryption
  50  * depends on poll abstraction, POSIX, IPV4
  51  */
  52
  53 /*
  54  * Create an instance
  55  */
  56 extern int totemnet_initialize (
  57         poll_handle poll_handle,
  58         totemnet_handle *handle,
  59         struct totem_config *totem_config,
  60         int interface_no,
  61         void *context,
  62
  63         void (*deliver_fn) (
  64                 void *context,
  65                 void *msg,
  66                 int msg_len),
  67
  68         void (*iface_change_fn) (
  69                 void *context,
  70                 struct totem_ip_address *iface_address));
  71
  72 extern int totemnet_processor_count_set (
  73         totemnet_handle handle,
  74         int processor_count);
  75
  76 extern int totemnet_token_send (
  77         totemnet_handle handle,
  78         struct iovec *iovec,
  79         int iov_len);
  80
  81 extern int totemnet_mcast_flush_send (
  82         totemnet_handle handle,
  83         struct iovec *iovec,
  84         unsigned int iov_len);
  85
  86 extern int totemnet_mcast_noflush_send (
  87         totemnet_handle handle,
  88         struct iovec *iovec,
  89         unsigned int iov_len);
  90
  91 extern int totemnet_recv_flush (totemnet_handle handle);
  92
  93 extern int totemnet_send_flush (totemnet_handle handle);
  94
  95 extern int totemnet_iface_check (totemnet_handle handle);
  96
  97 extern int totemnet_finalize (totemnet_handle handle);
  98
  99 extern void totemnet_net_mtu_adjust (struct totem_config *totem_config);
 100
 101 extern char *totemnet_iface_print (totemnet_handle handle);
 102
 103 extern int totemnet_iface_get (
 104         totemnet_handle handle,
 105         struct totem_ip_address *addr);
 106
 107 extern int totemnet_token_target_set (
 108         totemnet_handle handle,
 109         struct totem_ip_address *token_target);
 110
 111 #endif /* TOTEMNET_H_DEFINED */