Function to convert anything to binary representation with a null-terminated string in C++

to_binary.cpp

template <typename type> char* to_binary(type* obj) {
	char* binary = static_cast<char*>(malloc(sizeof(*obj) * 8 + (sizeof(*obj) - 1) + 1));
	uint64_t idx = 0;
	for (int64_t i = sizeof(*obj) - 1; i >= 0; i--) {
		unsigned char byte = *((unsigned char*)(obj) + i);
		auto* buffer = new char[8];
		if (!binary || !buffer) {
			return new char[1] {'\0'};
		}
		for (int64_t j = 7; j >= 0; j--) {
			*(buffer + j) = ((byte & 1) ? '1' : '0');
			byte >>= 1;
		}
		for (int64_t j = 0, k = 0; j < 8; k++, j++) {
			*(binary + idx++) = *(buffer + k);
		}
		binary[idx++] = '\40';
		delete[] buffer;
	}
	binary[idx] = '\0';
	return binary;
}