fix login issue*

lib/odinsea/net/packet/out.ex

@@ -68,6 +68,18 @@ defmodule Odinsea.Net.Packet.Out do
     %__MODULE__{data: [data | <<length::signed-integer-little-16, value::binary>>]}
   end
 
+  @doc """
+  Encodes a fixed-length MapleStory ASCII string.
+  Format: [2-byte length][ASCII bytes][padding to fixed length]
+  The third argument specifies the fixed field length.
+  """
+  @spec encode_string(t(), String.t(), non_neg_integer()) :: t()
+  def encode_string(%__MODULE__{data: data}, value, fixed_length) when is_binary(value) and is_integer(fixed_length) and fixed_length > 0 do
+    length = byte_size(value)
+    padding = max(0, fixed_length - length)
+    %__MODULE__{data: [data | <<length::signed-integer-little-16, value::binary, 0::size(padding * 8)>>]}
+  end
+
   @doc """
   Encodes a boolean (1 byte, 0 = false, 1 = true).
   """
@@ -88,6 +100,12 @@ defmodule Odinsea.Net.Packet.Out do
     %__MODULE__{data: [data | buffer]}
   end
 
+  @doc """
+  Alias for encode_buffer/2.
+  """
+  @spec encode_bytes(t(), binary()) :: t()
+  def encode_bytes(packet, data), do: encode_buffer(packet, data)
+
   @doc """
   Encodes a fixed-size buffer, padding with zeros if necessary.
   """
@@ -172,6 +190,12 @@ defmodule Odinsea.Net.Packet.Out do
     data
   end
 
+  @doc """
+  Alias for to_iodata/1.
+  """
+  @spec to_data(t()) :: iodata()
+  def to_data(packet), do: to_iodata(packet)
+
   @doc """
   Converts the packet to a hex string for debugging.
   """