codeql/cpp/ql/test/query-tests/jsf/4.10 Classes/AV Rule 79/Wrapped.cpp

typedef unsigned int size_t;
void *malloc(size_t size);
void free(void *ptr);

void MyFree1(char *_ptr)
{
	delete [] _ptr;
}

void MyFree2(char *_ptr, const char *debug_message)
{
	delete [] _ptr;
}

class Wrapped
{
public:
	Wrapped(int len) {
		ptr1 = new char[len]; // GOOD
		ptr2 = new char[len]; // GOOD
		ptr3 = new char[len]; // GOOD
	}

	~Wrapped()
	{
		MyFree1(ptr1);
		MyFree2(ptr2, "debug message");
		MyFree3(ptr3);
	}

	void MyFree3(char *_ptr)
	{
		delete [] _ptr;
	}

private:
	char *ptr1, *ptr2, *ptr3;
};

class Wrapped2
{
public:
	Wrapped2(int len) {
		ptr1 = new char[len]; // GOOD
		ptr2 = new char[len]; // BAD: not released in destructor

		Init(len);
	}

	~Wrapped2()
	{
		Shutdown();
	}

	void Init(int len)
	{
		ptr3 = new char[len]; // GOOD
		ptr4 = new char[len]; // BAD: not released in destructor
	}

	void Shutdown()
	{
		delete [] ptr1;
		delete [] ptr3;
	}

private:
	char *ptr1, *ptr2, *ptr3, *ptr4;
};