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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef OMPI_SEQ_TRACKER_H
#define OMPI_SEQ_TRACKER_H
#include "ompi_config.h"
#include "opal/class/opal_list.h"
#include "ompi/constants.h"
BEGIN_C_DECLS
struct ompi_seq_tracker_range_t{
opal_list_item_t super;
uint32_t seq_id_high;
uint32_t seq_id_low;
};
typedef struct ompi_seq_tracker_range_t ompi_seq_tracker_range_t;
OMPI_DECLSPEC OBJ_CLASS_DECLARATION(ompi_seq_tracker_range_t);
struct ompi_seq_tracker_t{
opal_list_t seq_ids; /**< list of seqs id's that have been seen */
ompi_seq_tracker_range_t* seq_ids_current; /**< a pointer to the last place we were in the list */
};
typedef struct ompi_seq_tracker_t ompi_seq_tracker_t;
OMPI_DECLSPEC OBJ_CLASS_DECLARATION(ompi_seq_tracker_t);
/**
* Look for duplicate sequence number in current range.
* Must be called w/ matching lock held.
*/
OMPI_DECLSPEC bool ompi_seq_tracker_check_duplicate(
ompi_seq_tracker_t* seq_tracker,
uint32_t seq_id);
/*
* insert item into sequence tracking list,
* compacts continuous regions into a single entry
*/
OMPI_DECLSPEC void ompi_seq_tracker_insert(ompi_seq_tracker_t* seq_tracker, uint32_t seq_i);
/*
* Copy state from one sequence tracker list into another.
*/
OMPI_DECLSPEC void ompi_seq_tracker_copy(ompi_seq_tracker_t* dst, ompi_seq_tracker_t* src);
END_C_DECLS
#endif
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