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/* -*- Mode: C; c-basic-offset:4 ; -*- */
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2007 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) 2008-2018 University of Houston. All rights reserved.
* Copyright (c) 2018 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef MCA_COMMON_OMPIO_REQUEST_H
#define MCA_COMMON_OMPIO_REQUEST_H
#include "ompi_config.h"
#include "ompi/request/request.h"
#include "ompi/mca/fbtl/fbtl.h"
#include "common_ompio.h"
BEGIN_C_DECLS
extern opal_list_t mca_common_ompio_pending_requests;
extern bool mca_common_ompio_progress_is_registered;
/**
* Type of request.
*/
typedef enum {
MCA_OMPIO_REQUEST_WRITE,
MCA_OMPIO_REQUEST_READ,
MCA_OMPIO_REQUEST_WRITE_ALL,
MCA_OMPIO_REQUEST_READ_ALL,
} mca_ompio_request_type_t;
/**
* Main structure for OMPIO requests
*/
struct mca_ompio_request_t {
ompi_request_t req_ompi;
mca_ompio_request_type_t req_type;
void *req_data;
opal_list_item_t req_item;
#if OPAL_CUDA_SUPPORT
void *req_tbuf;
size_t req_size;
opal_convertor_t req_convertor;
#endif
mca_fbtl_base_module_progress_fn_t req_progress_fn;
mca_fbtl_base_module_request_free_fn_t req_free_fn;
};
typedef struct mca_ompio_request_t mca_ompio_request_t;
OBJ_CLASS_DECLARATION(mca_ompio_request_t);
#define GET_OMPIO_REQ_FROM_ITEM(ITEM) ((mca_ompio_request_t *)((char *)ITEM - offsetof(struct mca_ompio_request_t,req_item)))
OMPI_DECLSPEC void mca_common_ompio_request_init ( void);
OMPI_DECLSPEC void mca_common_ompio_request_fini ( void );
OMPI_DECLSPEC void mca_common_ompio_request_alloc ( mca_ompio_request_t **req, mca_ompio_request_type_t type);
OMPI_DECLSPEC int mca_common_ompio_progress ( void);
OMPI_DECLSPEC void mca_common_ompio_register_progress ( void );
END_C_DECLS
#endif /* MCA_COMMON_OMPIO_REQUEST_H */
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