/*

 *  lib_memory.c

 *

 *  Copyright 2014-2021 Michael Zillgith

 *

 *  This file is part of Platform Abstraction Layer (libpal)

 *  for libiec61850, libmms, and lib60870.

 */

#include <stdlib.h>

#include "lib_memory.h"

static MemoryExceptionHandler exceptionHandler = NULL;

static void* exceptionHandlerParameter = NULL;

static void

noMemoryAvailableHandler(void)

{

    if (exceptionHandler != NULL)

        exceptionHandler(exceptionHandlerParameter);

}

void

Memory_installExceptionHandler(MemoryExceptionHandler handler, void* parameter)

{

    exceptionHandler = handler;

    exceptionHandlerParameter = parameter;

}

void*

Memory_malloc(size_t size)

{

    void* memory = malloc(size);

    if (memory == NULL)

        noMemoryAvailableHandler();

    return memory;

}

void*

Memory_calloc(size_t nmemb, size_t size)

{

    void* memory = calloc(nmemb, size);

    if (memory == NULL)

        noMemoryAvailableHandler();

    return memory;

}

void *

Memory_realloc(void *ptr, size_t size)

{

    void* memory = realloc(ptr, size);

    if (memory == NULL)

        noMemoryAvailableHandler();

    return memory;

}

void

Memory_free(void* memb)

{

    free(memb);

}