Add interfaces

IByteSerializer.cs

@@ -0,0 +1,21 @@
+namespace SabreTools.Serialization
+{
+    /// <summary>
+    /// Defines how to serialize to and from byte arrays
+    /// </summary>
+    public interface IByteSerializer<T>
+    {
+        /// <summary>
+        /// Deserialize a byte array into <typeparamref name="T"/>
+        /// </summary>
+        /// <typeparam name="T">Type of object to deserialize to</typeparam>
+        /// <param name="data">Byte array to parse</param>
+        /// <param name="offset">Offset into the byte array</param>
+        /// <returns>Filled object on success, null on error</returns>
+#if NET48
+        T Deserialize(byte[] data, int offset);
+#else
+        T? Deserialize(byte[]? data, int offset);
+#endif
+    }
+}

IFileSerializer.cs

@@ -0,0 +1,20 @@
+namespace SabreTools.Serialization
+{
+    /// <summary>
+    /// Defines how to serialize to and from files
+    /// </summary>
+    public interface IFileSerializer<T>
+    {
+        /// <summary>
+        /// Deserialize a file into <typeparamref name="T"/>
+        /// </summary>
+        /// <typeparam name="T">Type of object to deserialize to</typeparam>
+        /// <param name="path">Path to deserialize from</param>
+        /// <returns>Filled object on success, null on error</returns>
+#if NET48
+        T Deserialize(string path);
+#else
+        T? Deserialize(string? path);
+#endif
+    }
+}

IModelSerializer.cs

@@ -0,0 +1,21 @@
+namespace SabreTools.Serialization
+{
+    /// <summary>
+    /// Defines how to serialize to and from files
+    /// </summary>
+    public interface IFileSerializer<T, U>
+    {
+        /// <summary>
+        /// Deserialize a <typeparamref name="T"/> into <typeparamref name="u"/>
+        /// </summary>
+        /// <typeparam name="T">Type of object to deserialize from</typeparam>
+        /// <typeparam name="U">Type of object to deserialize to</typeparam>
+        /// <param name="obj">Object to deserialize from</param>
+        /// <returns>Filled object on success, null on error</returns>
+#if NET48
+        U Deserialize(T obj);
+#else
+        U? Deserialize(T? obj);
+#endif
+    }
+}

IStreamSerializer.cs

@@ -0,0 +1,22 @@
+using System.IO;
+
+namespace SabreTools.Serialization
+{
+    /// <summary>
+    /// Defines how to serialize to and from Streams
+    /// </summary>
+    public interface IStreamSerializer<T>
+    {
+        /// <summary>
+        /// Deserialize a Stream into <typeparamref name="T"/>
+        /// </summary>
+        /// <typeparam name="T">Type of object to deserialize to</typeparam>
+        /// <param name="data">Stream to parse</param>
+        /// <returns>Filled object on success, null on error</returns>
+#if NET48
+        T Deserialize(Stream data);
+#else
+        T? Deserialize(Stream? data);
+#endif
+    }
+}