129 строки
4.1 KiB
C
129 строки
4.1 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 (c) 2010 Oracle and/or its affiliates. All rights reserved
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* Copyright (c) 2011 Cisco Systems, Inc. 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 MCA_BTL_TCP_PROC_H
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#define MCA_BTL_TCP_PROC_H
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#include "opal/class/opal_object.h"
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#include "ompi/proc/proc.h"
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#include "orte/types.h"
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#include "btl_tcp2.h"
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#include "btl_tcp2_addr.h"
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#include "btl_tcp2_endpoint.h"
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BEGIN_C_DECLS
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/**
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* Represents the state of a remote process and the set of addresses
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* that it exports. Also cache an instance of mca_btl_base_endpoint_t for
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* each
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* BTL instance that attempts to open a connection to the process.
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*/
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struct mca_btl_tcp2_proc_t {
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opal_list_item_t super;
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/**< allow proc to be placed on a list */
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ompi_proc_t *proc_ompi;
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/**< pointer to corresponding ompi_proc_t */
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struct mca_btl_tcp2_addr_t* proc_addrs;
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/**< array of addresses exported by peer */
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size_t proc_addr_count;
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/**< number of addresses published by endpoint */
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struct mca_btl_base_endpoint_t **proc_endpoints;
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/**< array of endpoints that have been created to access this proc */
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size_t proc_endpoint_count;
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/**< number of endpoints */
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opal_mutex_t proc_lock;
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/**< lock to protect against concurrent access to proc state */
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};
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typedef struct mca_btl_tcp2_proc_t mca_btl_tcp2_proc_t;
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OBJ_CLASS_DECLARATION(mca_btl_tcp2_proc_t);
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/* the highest possible interface kernel index we can handle */
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#define MAX_KERNEL_INTERFACE_INDEX 65536
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/* the maximum number of kernel interfaces we can handle */
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#define MAX_KERNEL_INTERFACES 8
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/* The maximum number of interfaces that we can have and use the
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* recursion code for determining the best set of connections. When
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* the number is greater than this, we switch to a simpler algorithm
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* to speed things up. */
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#define MAX_PERMUTATION_INTERFACES 8
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/*
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* FIXME: this should probably be part of an ompi list, so we need the
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* appropriate definitions
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*/
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struct mca_btl_tcp2_interface_t {
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struct sockaddr_storage* ipv4_address;
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struct sockaddr_storage* ipv6_address;
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mca_btl_tcp2_addr_t* ipv4_endpoint_addr;
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mca_btl_tcp2_addr_t* ipv6_endpoint_addr;
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uint32_t ipv4_netmask;
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uint32_t ipv6_netmask;
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int kernel_index;
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int peer_interface;
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int index;
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int inuse;
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};
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typedef struct mca_btl_tcp2_interface_t mca_btl_tcp2_interface_t;
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/*
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* describes the quality of a possible connection between a local and
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* a remote network interface
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*/
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enum mca_btl_tcp2_connection_quality {
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CQ_NO_CONNECTION,
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CQ_PRIVATE_DIFFERENT_NETWORK,
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CQ_PRIVATE_SAME_NETWORK,
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CQ_PUBLIC_DIFFERENT_NETWORK,
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CQ_PUBLIC_SAME_NETWORK
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};
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mca_btl_tcp2_proc_t* mca_btl_tcp2_proc_create(ompi_proc_t* ompi_proc);
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mca_btl_tcp2_proc_t* mca_btl_tcp2_proc_lookup(const orte_process_name_t* name);
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int mca_btl_tcp2_proc_insert(mca_btl_tcp2_proc_t*, mca_btl_base_endpoint_t*);
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int mca_btl_tcp2_proc_remove(mca_btl_tcp2_proc_t*, mca_btl_base_endpoint_t*);
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bool mca_btl_tcp2_proc_accept(mca_btl_tcp2_proc_t*, struct sockaddr*, int);
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bool mca_btl_tcp2_proc_tosocks(mca_btl_tcp2_addr_t*, struct sockaddr_storage*);
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/**
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* Inlined function to return local TCP proc instance.
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*/
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static inline mca_btl_tcp2_proc_t* mca_btl_tcp2_proc_local(void)
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{
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if(NULL == mca_btl_tcp2_component.tcp_local)
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mca_btl_tcp2_component.tcp_local = mca_btl_tcp2_proc_create(ompi_proc_local());
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return mca_btl_tcp2_component.tcp_local;
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}
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END_C_DECLS
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#endif
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