source: rtems/cpukit/libtest/t-test-rtems-heap.c @ cfcc2cbf

/*
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (C) 2018 embedded brains GmbH
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <t.h>

#include <rtems/score/heapimpl.h>
#include <rtems/score/wkspace.h>
#include <rtems/malloc.h>

typedef struct {
        Heap_Information_block heap_info;
        Heap_Information_block workspace_info;
} T_resource_heap_context;

static T_resource_heap_context T_resource_heap_instance;

static void
T_get_heap_info(Heap_Control *heap, Heap_Information_block *info)
{
        _Heap_Get_information(heap, info);
        memset(&info->Stats, 0, sizeof(info->Stats));
}

static void
T_heap_run_initialize(void)
{
        T_resource_heap_context *ctx;

        ctx = &T_resource_heap_instance;
        T_get_heap_info(&_Workspace_Area, &ctx->workspace_info);

        if (!rtems_configuration_get_unified_work_area()) {
                T_get_heap_info(RTEMS_Malloc_Heap, &ctx->heap_info);
        }
}

static void
T_heap_case_end(void)
{
        T_resource_heap_context *ctx;
        Heap_Information_block info;
        bool ok;

        ctx = &T_resource_heap_instance;

        T_get_heap_info(&_Workspace_Area, &info);
        ok = memcmp(&info, &ctx->workspace_info, sizeof(info)) == 0;

        if (!ok) {
                const char *where;

                if (rtems_configuration_get_unified_work_area()) {
                        where = "workspace or heap";
                } else {
                        where = "workspace";
                }

                T_check_true(ok, NULL, "memory leak in %s", where);
                memcpy(&ctx->workspace_info, &info, sizeof(info));
        }

        if (!rtems_configuration_get_unified_work_area()) {
                T_get_heap_info(RTEMS_Malloc_Heap, &info);
                ok = memcmp(&info, &ctx->heap_info, sizeof(info)) == 0;

                if (!ok) {
                        T_check_true(ok, NULL, "memory leak in heap");
                        memcpy(&ctx->heap_info, &info, sizeof(info));
                }
        }
}

void
T_check_heap(T_event event, const char *name)
{
        (void)name;

        switch (event) {
        case T_EVENT_RUN_INITIALIZE:
                T_heap_run_initialize();
                break;
        case T_EVENT_CASE_END:
                T_heap_case_end();
                break;
        default:
                break;
        };
}