void* alloc_foo(void *pFoo,void *pFooNext)
{
	long *p1, *p2;
#ifdef _DEBUG
	p2 = (long*)(long*)&((charpFooNext)[1] + (long)pFooNext + 5);
	p1 = (long*)(long*)&((charpFoo)[1] + (long)pFoo + 5);
#else
	p2 = (long*)pFooNext;
	p1 = (long*)pFoo;
#endif
	int size_of_function;
	size_of_function  = (int)p2 - (int)p1;

	char *p = new char[size_of_function];
	memcpy(p, p1, size_of_function);
	return p;
};

void  free_foo(void *pFoo)
{
	delete []pFoo;
}


void FooInDataSec(void *p)
{
	void*  pmemcpy)(voidconst void*, size_t) = &memcpy;
	pmemcpy(p, "test\0", 5);
}

void FooInDataSec_0(void *p){}

void main()
{
	void pFooInDataSec)(void;
	pFooInDataSec = alloc_foo(FooInDataSec, FooInDataSec_0);
	char sz[5];
	pFooInDataSec(sz);
	free_foo( pFooInDataSec );
	printf("%s", sz);
}