165 строки
4.3 KiB
C
165 строки
4.3 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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#include "ompi_config.h"
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#include "util/proc_info.h"
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#include "util/output.h"
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#include "mca/base/base.h"
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#include "mca/base/mca_base_param.h"
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#include "mca/rml/rml.h"
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#include "mca/rml/rml_types.h"
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#include "iof_svc.h"
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#include "iof_svc_proxy.h"
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/*
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* Local functions
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*/
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static int orte_iof_svc_open(void);
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static int orte_iof_svc_close(void);
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static orte_iof_base_module_t* orte_iof_svc_init(
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int* priority,
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bool *allow_multi_user_threads,
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bool *have_hidden_threads);
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/*
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* Local variables
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*/
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static bool initialized = false;
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orte_iof_svc_component_t mca_iof_svc_component = {
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{
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/* First, the mca_base_component_t struct containing meta
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information about the component itself */
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{
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/* Indicate that we are a iof v1.0.0 component (which also
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implies a specific MCA version) */
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ORTE_IOF_BASE_VERSION_1_0_0,
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"svc", /* MCA component name */
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1, /* MCA component major version */
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0, /* MCA component minor version */
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0, /* MCA component release version */
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orte_iof_svc_open, /* component open */
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orte_iof_svc_close /* component close */
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},
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/* Next the MCA v1.0.0 component meta data */
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{
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/* Whether the component is checkpointable or not */
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false
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},
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orte_iof_svc_init
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}
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};
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#if 0
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static char* orte_iof_svc_param_register_string(
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const char* param_name,
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const char* default_value)
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{
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char *param_value;
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int id = mca_base_param_register_string("iof","svc",param_name,NULL,default_value);
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mca_base_param_lookup_string(id, ¶m_value);
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return param_value;
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}
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#endif
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static int orte_iof_svc_param_register_int(
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const char* param_name,
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int default_value)
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{
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int id = mca_base_param_register_int("iof","svc",param_name,NULL,default_value);
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int param_value = default_value;
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mca_base_param_lookup_int(id,¶m_value);
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return param_value;
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}
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/**
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* component open/close/init function
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*/
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static int orte_iof_svc_open(void)
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{
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mca_iof_svc_component.svc_debug = orte_iof_svc_param_register_int("debug", 1);
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return ORTE_SUCCESS;
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}
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static int orte_iof_svc_close(void)
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{
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ompi_list_item_t* item;
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if (initialized) {
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OMPI_THREAD_LOCK(&mca_iof_svc_component.svc_lock);
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while((item = ompi_list_remove_first(&mca_iof_svc_component.svc_subscribed)) != NULL) {
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OBJ_RELEASE(item);
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}
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while((item = ompi_list_remove_first(&mca_iof_svc_component.svc_published)) != NULL) {
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OBJ_RELEASE(item);
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}
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OMPI_THREAD_UNLOCK(&mca_iof_svc_component.svc_lock);
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orte_rml.recv_cancel(ORTE_RML_NAME_ANY, ORTE_RML_TAG_IOF_SVC);
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}
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return ORTE_SUCCESS;
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}
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static orte_iof_base_module_t*
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orte_iof_svc_init(int* priority, bool *allow_multi_user_threads, bool *have_hidden_threads)
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{
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int rc;
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if (false == orte_process_info.seed) {
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return NULL;
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}
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*priority = 1;
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*allow_multi_user_threads = true;
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*have_hidden_threads = false;
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OBJ_CONSTRUCT(&mca_iof_svc_component.svc_subscribed, ompi_list_t);
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OBJ_CONSTRUCT(&mca_iof_svc_component.svc_published, ompi_list_t);
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OBJ_CONSTRUCT(&mca_iof_svc_component.svc_lock, ompi_mutex_t);
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/* post non-blocking recv */
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mca_iof_svc_component.svc_iov[0].iov_base = NULL;
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mca_iof_svc_component.svc_iov[0].iov_len = 0;
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rc = orte_rml.recv_nb(
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ORTE_RML_NAME_ANY,
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mca_iof_svc_component.svc_iov,
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1,
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ORTE_RML_TAG_IOF_SVC,
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ORTE_RML_ALLOC,
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orte_iof_svc_proxy_recv,
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NULL
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);
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if(rc != OMPI_SUCCESS) {
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ompi_output(0, "orte_iof_svc_init: unable to post non-blocking recv");
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return NULL;
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}
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initialized = true;
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return &orte_iof_svc_module;
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}
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