Nexus.Client.Games.Steam.KeyValue.ReadAsBinary C# (CSharp) Method

		public bool ReadAsBinary(Stream input)
		{
			Children = new List<KeyValue>();

			while (true)
			{

				var type = (Type)input.ReadByte();

				if (type == Type.End)
				{
					break;
				}

				var current = new KeyValue(null, null) {Name = input.ReadNullTermString(Encoding.UTF8)};

				try
				{
					switch (type)
					{
						case Type.None:
							{
								current.ReadAsBinary(input);
								break;
							}

						case Type.String:
							{
								current.Value = input.ReadNullTermString(Encoding.UTF8);
								break;
							}

						case Type.WideString:
							{
								throw new InvalidDataException("wstring is unsupported");
							}

						case Type.Int32:
						case Type.Color:
						case Type.Pointer:
							{
								current.Value = Convert.ToString(input.ReadInt32());
								break;
							}

						case Type.UInt64:
							{
								current.Value = Convert.ToString(input.ReadUInt64());
								break;
							}

						case Type.Float32:
							{
								current.Value = Convert.ToString(input.ReadFloat());
								break;
							}

						default:
							{
								throw new InvalidDataException("Unknown KV type encountered.");
							}
					}
				}
				catch (InvalidDataException ex)
				{
					throw new InvalidDataException(string.Format("An exception ocurred while reading KV '{0}'", current.Name), ex);
				}

				Children.Add(current);
			}

			return input.Position == input.Length;
		}
	}

        static KeyValue LoadFromFile(string path, bool asBinary)
        {
            if (File.Exists(path) == false)
            {
                return(null);
            }

            try
            {
                using (var input = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
                {
                    var kv = new KeyValue(null, null);

                    if (asBinary)
                    {
                        if (kv.ReadAsBinary(input) == false)
                        {
                            return(null);
                        }
                    }
                    else
                    {
                        if (kv.ReadAsText(input) == false)
                        {
                            return(null);
                        }
                    }

                    return(kv);
                }
            }
            catch (Exception)
            {
                return(null);
            }
        }