openpmix-src 0.1.0-rc.1

Vendored build of OpenPMIx, developed for use by the Lamellar runtime.
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/*
 * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
 *                         University Research and Technology
 *                         Corporation.  All rights reserved.
 * Copyright (c) 2004-2005 The University of Tennessee and The University
 *                         of Tennessee Research Foundation.  All rights
 *                         reserved.
 * Copyright (c) 2004-2007 High Performance Computing Center Stuttgart,
 *                         University of Stuttgart.  All rights reserved.
 * Copyright (c) 2004-2005 The Regents of the University of California.
 *                         All rights reserved.
 * Copyright (c) 2016-2020 Intel, Inc.  All rights reserved.
 * Copyright (c) 2021      Nanook Consulting.  All rights reserved.
 * $COPYRIGHT$
 *
 * Additional copyrights may follow
 *
 * $HEADER$
 */

#include "src/include/pmix_config.h"

#include "src/class/pmix_value_array.h"

static void pmix_value_array_construct(pmix_value_array_t *array)
{
    array->array_items = NULL;
    array->array_size = 0;
    array->array_item_sizeof = 0;
    array->array_alloc_size = 0;
}

static void pmix_value_array_destruct(pmix_value_array_t *array)
{
    if (NULL != array->array_items)
        free(array->array_items);
}

PMIX_CLASS_INSTANCE(pmix_value_array_t, pmix_object_t, pmix_value_array_construct,
                    pmix_value_array_destruct);

int pmix_value_array_set_size(pmix_value_array_t *array, size_t size)
{
#if PMIX_ENABLE_DEBUG
    if (array->array_item_sizeof == 0) {
        pmix_output(0, "pmix_value_array_set_size: item size must be initialized");
        return PMIX_ERR_BAD_PARAM;
    }
#endif

    if (size > array->array_alloc_size) {
        while (array->array_alloc_size < size)
            array->array_alloc_size <<= 1;
        array->array_items = (unsigned char *) realloc(array->array_items,
                                                       array->array_alloc_size
                                                           * array->array_item_sizeof);
        if (NULL == array->array_items)
            return PMIX_ERR_OUT_OF_RESOURCE;
    }
    array->array_size = size;
    return PMIX_SUCCESS;
}