/*
 * Copyright (c) 2009      Cisco Systems, Inc.  All rights reserved. 
 * $COPYRIGHT$
 * 
 * Additional copyrights may follow
 * 
 * $HEADER$
 */

#include "orte_config.h"

#include "opal/mca/base/base.h"
#include "opal/util/output.h"
#include "opal/mca/base/mca_base_param.h"
#include "opal/event/event.h"

#include "orte/util/proc_info.h"
#include "orte/mca/rml/rml.h"
#include "orte/mca/rml/rml_types.h"
#include "orte/mca/errmgr/errmgr.h"
#include "orte/runtime/orte_globals.h"

#include "orte/mca/iof/base/base.h"
#include "rmcast_basic.h"

/*
 * Local functions
 */
static int orte_rmcast_basic_open(void);
static int orte_rmcast_basic_close(void);
static int orte_rmcast_basic_query(mca_base_module_t **module, int *priority);

/*
 * Local variables
 */
static bool initialized = false;

/*
 * Public string showing the iof hnp component version number
 */
const char *mca_rmcast_basic_component_version_string =
    "Open MPI basic rmcast MCA component version " ORTE_VERSION;

orte_rmcast_basic_component_t mca_rmcast_basic_component = {
    {
        {
            ORTE_RMCAST_BASE_VERSION_1_0_0,
            
            "basic", /* MCA component name */
            ORTE_MAJOR_VERSION,  /* MCA component major version */
            ORTE_MINOR_VERSION,  /* MCA component minor version */
            ORTE_RELEASE_VERSION,  /* MCA component release version */
            
            /* Component open, close, and query functions */
            orte_rmcast_basic_open,
            orte_rmcast_basic_close,
            orte_rmcast_basic_query 
        },
        {
            /* The component is checkpoint ready */
            MCA_BASE_METADATA_PARAM_CHECKPOINT
        }
    }
};

/**
  * component open/close/init function
  */
static int orte_rmcast_basic_open(void)
{
    mca_base_component_t *c = &mca_rmcast_basic_component.super.version;
    
    mca_base_param_reg_int(c, "max_msg_size",
                           "Max #bytes in a single msg (must be > 0)",
                           false, false,
                           ORTE_RMCAST_BASIC_MAX_MSG_SIZE,
                           &mca_rmcast_basic_component.max_msg_size);
    
    return ORTE_SUCCESS;
}


static int orte_rmcast_basic_close(void)
{
    return ORTE_SUCCESS;
}

/**
 * Module query
 */

static int orte_rmcast_basic_query(mca_base_module_t **module, int *priority)
{
    /* selected by default */
    *priority = 10;
    *module = (mca_base_module_t *) &orte_rmcast_basic_module;
    initialized = true;
    
    return ORTE_SUCCESS;
}