Function get_mutable_buffer

src/include/pugixml.cpp:1159–1178

	}

	PUGI__FN bool get_mutable_buffer(char_t*& out_buffer, size_t& out_length, const void* contents, size_t size, bool is_mutable)
	{
		if (is_mutable)
		{
			out_buffer = static_cast<char_t*>(const_cast<void*>(contents));
		}
		else
		{
			void* buffer = xml_memory::allocate(size > 0 ? size : 1);
			if (!buffer) return false;

			memcpy(buffer, contents, size);

			out_buffer = static_cast<char_t*>(buffer);
		}

		out_length = size / sizeof(char_t);

		return true;
	}

#ifdef PUGIXML_WCHAR_MODE
	PUGI__FN bool need_endian_swap_utf(xml_encoding le, xml_encoding re)