exec/totemrrp.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 TOTEMRRP_H_DEFINED
  35 #define TOTEMRRP_H_DEFINED
  36
  37 #include <sys/types.h>
  38 #include <sys/socket.h>
  39
  40 #include "totem.h"
  41 #include "aispoll.h"
  42
  43 typedef unsigned int totemrrp_handle;
  44
  45 #define TOTEMRRP_NOFLUSH        0
  46 #define TOTEMRRP_FLUSH          1
  47
  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 totemrrp_initialize (
  57         poll_handle poll_handle,
  58         totemrrp_handle *handle,
  59         struct totem_config *totem_config,
  60         void *context,
  61
  62         void (*deliver_fn) (
  63                 void *context,
  64                 void *msg,
  65                 int msg_len),
  66
  67         void (*iface_change_fn) (
  68                 void *context,
  69                 struct totem_ip_address *iface_addr,
  70                 unsigned int iface_no),
  71
  72         void (*token_seqid_get) (
  73                 void *msg,
  74                 unsigned int *seqid,
  75                 unsigned int *token_is),
  76
  77         unsigned int (*msgs_missing) (void));
  78
  79
  80 extern int totemrrp_processor_count_set (
  81         totemrrp_handle handle,
  82         unsigned int processor_count);
  83
  84 extern int totemrrp_token_send (
  85         totemrrp_handle handle,
  86         struct iovec *iovec,
  87         unsigned int iov_len);
  88
  89 extern int totemrrp_mcast_noflush_send (
  90         totemrrp_handle handle,
  91         struct iovec *iovec,
  92         unsigned int iov_len);
  93
  94 extern int totemrrp_mcast_flush_send (
  95         totemrrp_handle handle,
  96         struct iovec *iovec,
  97         unsigned int iov_len);
  98
  99 extern int totemrrp_recv_flush (totemrrp_handle handle);
 100
 101 extern int totemrrp_send_flush (totemrrp_handle handle);
 102
 103 extern int totemrrp_token_target_set (
 104         totemrrp_handle handle,
 105         struct totem_ip_address *target,
 106         unsigned int iface_no);
 107
 108 extern int totemrrp_iface_check (totemrrp_handle handle);
 109
 110 extern int totemrrp_finalize (totemrrp_handle handle);
 111
 112 extern int totemrrp_ifaces_get (
 113         totemrrp_handle handle,
 114         char ***status,
 115         unsigned int *iface_count);
 116
 117 extern int totemrrp_ring_reenable (
 118         totemrrp_handle handle);
 119
 120 #endif /* TOTEMRRP_H_DEFINED */