// SPDX-License-Identifier: BSD-2-Clause

/* Copyright (C) 2019 - 2020 Intel Corporation. */

#include <memkind.h>

#include "memkind/internal/memkind_dax_kmem.h"

#include <numa.h>

#include <numaif.h>

#include "common.h"

/* This test is run with overridden MEMKIND_DAX_KMEM_NODES environment variable

 * and tries to perform allocation on DRAM using memkind_malloc()

 */

int main()

{

    struct bitmask *expected_nodemask = nullptr;

    struct bitmask *returned_nodemask = nullptr;

    void *ptr = nullptr;

    int ret = 0;

    int status = 0;

    ptr = memkind_malloc(MEMKIND_DAX_KMEM, KB);

    if (ptr != nullptr) {

        printf("Error: allocation to DAX_KMEM should fail\n");

        goto exit;

    }

    ptr = memkind_malloc(MEMKIND_DEFAULT, KB);

    if (ptr == nullptr) {

        printf("Error: allocation failed\n");

        goto exit;

    }

    expected_nodemask = numa_allocate_nodemask();

    status = memkind_dax_kmem_all_get_mbind_nodemask(nullptr,

                                                     expected_nodemask->maskp,

                                                     expected_nodemask->size);

    if (status != MEMKIND_ERROR_ENVIRON) {

        printf("Error: wrong return value from memkind_dax_kmem_all_get_mbind_nodemask()\n");

        printf("Expected: %d\n", MEMKIND_ERROR_ENVIRON);

        printf("Actual: %d\n", status);

        goto exit;

    }

    returned_nodemask = numa_allocate_nodemask();

    status = get_mempolicy(nullptr, returned_nodemask->maskp,

                           returned_nodemask->size,

                           ptr, MPOL_F_ADDR);

    if (status) {

        printf("Error: get_mempolicy() returned %d\n", status);

        goto exit;

    }

    ret = numa_bitmask_equal(returned_nodemask, expected_nodemask);

    if (!ret) {

        printf("Error: Memkind dax kmem and allocated pointer nodemasks are not equal\n");

    }

exit:

    if (expected_nodemask) {

        numa_free_nodemask(expected_nodemask);

    }

    if (returned_nodemask) {

        numa_free_nodemask(returned_nodemask);

    }

    if (ptr) {

        memkind_free(nullptr, ptr);

    }

    return ret;

}