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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 (c) 2013-2016 University of Houston. All rights reserved.
* Copyright (c) 2015-2018 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2016-2017 IBM Corporation. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef MCA_SHAREDFP_LOCKEDFILE_H
#define MCA_SHAREDFP_LOCKEDFILE_H
#include "ompi_config.h"
#include "ompi/mca/mca.h"
#include "ompi/mca/sharedfp/sharedfp.h"
#include "ompi/mca/common/ompio/common_ompio.h"
BEGIN_C_DECLS
int mca_sharedfp_lockedfile_component_init_query(bool enable_progress_threads,
bool enable_mpi_threads);
struct mca_sharedfp_base_module_1_0_0_t *
mca_sharedfp_lockedfile_component_file_query (ompio_file_t *file, int *priority);
int mca_sharedfp_lockedfile_component_file_unquery (ompio_file_t *file);
int mca_sharedfp_lockedfile_module_init (ompio_file_t *file);
int mca_sharedfp_lockedfile_module_finalize (ompio_file_t *file);
extern int mca_sharedfp_lockedfile_priority;
extern int mca_sharedfp_lockedfile_verbose;
OMPI_DECLSPEC extern mca_sharedfp_base_component_2_0_0_t mca_sharedfp_lockedfile_component;
/*
* ******************************************************************
* ********* functions which are implemented in this module *********
* ******************************************************************
*/
/*IMPORANT: Update here when implementing functions from sharedfp API*/
int mca_sharedfp_lockedfile_seek (ompio_file_t *fh,
OMPI_MPI_OFFSET_TYPE offset, int whence);
int mca_sharedfp_lockedfile_get_position (ompio_file_t *fh,
OMPI_MPI_OFFSET_TYPE * offset);
int mca_sharedfp_lockedfile_file_open (struct ompi_communicator_t *comm,
const char* filename,
int amode,
struct opal_info_t *info,
ompio_file_t *fh);
int mca_sharedfp_lockedfile_file_close (ompio_file_t *fh);
int mca_sharedfp_lockedfile_read (ompio_file_t *fh,
void *buf, int count, MPI_Datatype datatype, MPI_Status *status);
int mca_sharedfp_lockedfile_read_ordered (ompio_file_t *fh,
void *buf, int count, struct ompi_datatype_t *datatype,
ompi_status_public_t *status
);
int mca_sharedfp_lockedfile_read_ordered_begin (ompio_file_t *fh,
void *buf,
int count,
struct ompi_datatype_t *datatype);
int mca_sharedfp_lockedfile_read_ordered_end (ompio_file_t *fh,
void *buf,
ompi_status_public_t *status);
int mca_sharedfp_lockedfile_iread (ompio_file_t *fh,
void *buf,
int count,
struct ompi_datatype_t *datatype,
ompi_request_t **request);
int mca_sharedfp_lockedfile_write (ompio_file_t *fh,
const void *buf,
int count,
struct ompi_datatype_t *datatype,
ompi_status_public_t *status);
int mca_sharedfp_lockedfile_write_ordered (ompio_file_t *fh,
const void *buf,
int count,
struct ompi_datatype_t *datatype,
ompi_status_public_t *status);
int mca_sharedfp_lockedfile_write_ordered_begin (ompio_file_t *fh,
const void *buf,
int count,
struct ompi_datatype_t *datatype);
int mca_sharedfp_lockedfile_write_ordered_end (ompio_file_t *fh,
const void *buf,
ompi_status_public_t *status);
int mca_sharedfp_lockedfile_iwrite (ompio_file_t *fh,
const void *buf,
int count,
struct ompi_datatype_t *datatype,
ompi_request_t **request);
/*--------------------------------------------------------------*
*Structures and definitions only for this component
*--------------------------------------------------------------*/
/*This structure will hang off of the mca_sharedfp_base_data_t's
*selected_module_data attribute
*/
struct mca_sharedfp_lockedfile_data
{
int handle;
char* filename;
};
typedef struct mca_sharedfp_lockedfile_data lockedfile_data_global;
int mca_sharedfp_lockedfile_request_position (struct mca_sharedfp_base_data_t * sh,
int bytes_requested,
OMPI_MPI_OFFSET_TYPE * offset);
/*
* ******************************************************************
* ************ functions implemented in this module end ************
* ******************************************************************
*/
END_C_DECLS
#endif /* MCA_SHAREDFP_LOCKEDFILE_H */
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