146 строки
3.4 KiB
C
146 строки
3.4 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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* All rights 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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/**
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* @file
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*/
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#ifndef ORTE_IOF_NULL_H
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#define ORTE_IOF_NULL_H
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#include "mca/iof/iof.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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/**
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* Publish a local file descriptor as an endpoint that is logically
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* associated with the specified process name (e.g. master side of a
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* pipe/pty connected to a child process)
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*
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* @param name
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* @param mode
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* @param tag
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* @param fd
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*
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*/
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int orte_iof_null_publish(
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const orte_process_name_t* name,
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orte_iof_base_mode_t mode,
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orte_iof_base_tag_t tag,
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int fd
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);
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/**
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* Remove all registrations matching the specified process
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* name, mask and tag values.
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*
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* @param name
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* @param mask
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* @param tag
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*
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*/
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int orte_iof_null_unpublish(
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const orte_process_name_t* name,
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orte_ns_cmp_bitmask_t mask,
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orte_iof_base_tag_t tag
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);
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/**
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* Explicitly push data from the specified file descriptor
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* to the indicated set of peers.
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*
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* @param dst_name Name used to qualify set of peers.
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* @param dst_mask Mask that specified how name is interpreted.
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* @param dst_tag Match a specific peer endpoint.
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* @param fd Local file descriptor.
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*/
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int orte_iof_null_push(
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const orte_process_name_t* dst_name,
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orte_ns_cmp_bitmask_t dst_mask,
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orte_iof_base_tag_t dst_tag,
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int fd
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);
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/**
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* Explicitly pull data from the specified set of peers
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* and dump to the indicated file descriptor.
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*
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* @param dst_name Name used to qualify set of peers.
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* @param dst_mask Mask that specified how name is interpreted.
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* @param dst_tag Match a specific peer endpoint.
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* @param fd Local file descriptor.
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*/
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int orte_iof_null_pull(
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const orte_process_name_t* src_name,
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orte_ns_cmp_bitmask_t src_mask,
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orte_iof_base_tag_t src_tag,
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int fd
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);
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/**
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* Setup buffering for a specified set of endpoints.
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*/
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int orte_iof_null_buffer(
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const orte_process_name_t* src_name,
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orte_ns_cmp_bitmask_t src_mask,
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orte_iof_base_tag_t src_tag,
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size_t buffer_size
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);
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/*
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* Subscribe to receive a callback on receipt of data
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* from a specified set of peers.
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*/
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int orte_iof_null_subscribe(
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const orte_process_name_t* src_name,
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orte_ns_cmp_bitmask_t src_mask,
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orte_iof_base_tag_t src_tag,
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orte_iof_base_callback_fn_t cb,
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void* cbdata
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);
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int orte_iof_null_unsubscribe(
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const orte_process_name_t* src_name,
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orte_ns_cmp_bitmask_t src_mask,
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orte_iof_base_tag_t src_tag
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);
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/**
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* IOF null Component
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*/
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struct orte_iof_null_component_t {
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orte_iof_base_component_t super;
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int null_debug;
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struct iovec null_iov[1];
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};
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typedef struct orte_iof_null_component_t orte_iof_null_component_t;
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OMPI_COMP_EXPORT extern orte_iof_null_component_t mca_iof_null_component;
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OMPI_COMP_EXPORT extern orte_iof_base_module_t orte_iof_null_module;
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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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