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include
corosync
include/corosync/quorum.h
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/*
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* Copyright (c) 2008-2012 Red Hat, Inc.
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*
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* All rights reserved.
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*
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* Author: Christine Caulfield (ccaulfi@redhat.com)
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*
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* This software licensed under BSD license, the text of which follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of the Red Hat, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef COROSYNC_QUORUM_H_DEFINED
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#define COROSYNC_QUORUM_H_DEFINED
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#include <
corosync/corotypes.h
>
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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typedef
uint64_t
quorum_handle_t
;
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typedef
void (*
quorum_notification_fn_t
) (
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quorum_handle_t handle,
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uint32_t
quorate
,
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uint64_t
ring_seq
,
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uint32_t view_list_entries,
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uint32_t *view_list
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);
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typedef
struct
{
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quorum_notification_fn_t
quorum_notify_fn
;
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}
quorum_callbacks_t
;
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#define QUORUM_FREE 0
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#define QUORUM_SET 1
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cs_error_t
quorum_initialize
(
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quorum_handle_t *handle,
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quorum_callbacks_t
*callbacks,
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uint32_t *quorum_type);
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cs_error_t
quorum_finalize
(
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quorum_handle_t handle);
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cs_error_t
quorum_fd_get
(
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quorum_handle_t handle,
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int
*fd);
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cs_error_t
quorum_dispatch
(
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quorum_handle_t handle,
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cs_dispatch_flags_t
dispatch_types);
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cs_error_t
quorum_getquorate
(
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quorum_handle_t handle,
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int
*quorate);
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cs_error_t
quorum_trackstart
(
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quorum_handle_t handle,
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unsigned
int
flags
);
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cs_error_t
quorum_trackstop
(
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quorum_handle_t handle);
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cs_error_t
quorum_context_set
(
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quorum_handle_t handle,
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const
void
*context);
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cs_error_t
quorum_context_get
(
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quorum_handle_t handle,
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const
void
**context);
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#ifdef __cplusplus
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}
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#endif
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#endif
/* COROSYNC_QUORUM_H_DEFINED */
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