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