75 строки
2.2 KiB
C
75 строки
2.2 KiB
C
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/*
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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 (c) 2006 Sandia National Laboratories. All rights
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* 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 MCA_BTL_IB_ENDPOINT_H
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#define MCA_BTL_IB_ENDPOINT_H
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#include <infiniband/verbs.h>
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#include "opal/class/opal_list.h"
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#include "opal/event/event.h"
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#include "btl_ofud.h"
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#include "btl_ofud_frag.h"
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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struct mca_btl_ud_addr_t {
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uint32_t qp_num;
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uint32_t psn;
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uint16_t lid;
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uint16_t subnet;
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};
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typedef struct mca_btl_ud_addr_t mca_btl_ud_addr_t;
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/**
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* An abstraction that represents a connection to a endpoint process.
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* An instance of mca_btl_base_endpoint_t is associated w/ each process
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* and BTL pair and address information is exchanged at startup.
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* The UD BTL is connectionless, so no connection is ever established.
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*/
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struct mca_btl_base_endpoint_t {
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opal_list_item_t super;
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mca_btl_ud_addr_t rem_addr;
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/**< Remote address information */
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/* No lock needed, read-only past initialization */
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struct ibv_ah* rmt_ah;
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/**< Remote address handle */
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/* No lock needed, verbs are thread-safe */
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};
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typedef struct mca_btl_base_endpoint_t mca_btl_base_endpoint_t;
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typedef mca_btl_base_endpoint_t mca_btl_ud_endpoint_t;
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OBJ_CLASS_DECLARATION(mca_btl_ud_endpoint_t);
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int mca_btl_ud_endpoint_post_send(struct mca_btl_ud_module_t* ud_btl,
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struct mca_btl_ud_frag_t * frag);
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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#endif
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