Binary support

LobbyServerDto/LobbyCreate.cs

@@ -33,9 +33,14 @@ namespace LobbyServerDto
         /// <summary>
         /// The hash of a password to protect the lobby. Only users with the password can request host information/nat punch.
         /// </summary>
-        [MaxLength(26)]
+        [MaxLength(64)]
         public byte[]? PasswordHash { get; set; }
         /// <summary>
+        /// The salt used to hash the password.
+        /// </summary>
+        [MaxLength(16)]
+        public byte[]? PasswordSalt { get; set; }
+        /// <summary>
         /// The hosts ip. Used the the host information send to clients on their request.
         /// </summary>
         [MaxLength(32)]

LobbyServerDto/LobbyInfo.cs

@@ -1,4 +1,6 @@
-namespace LobbyServerDto
+using System.ComponentModel.DataAnnotations;
+
+namespace LobbyServerDto
 {
     /// <summary>
     /// Send when a lobby is created or updates, this contains the lobby information
@@ -29,6 +31,11 @@
         /// <summary>
         /// True if the lobby requires a password to gain access
         /// </summary>
-        public bool PasswordProtected { get; set; }        
+        public bool PasswordProtected { get; set; }
+        /// <summary>
+        /// The salt used to hash the password.
+        /// </summary>
+        [MaxLength(16)]
+        public byte[]? PasswordSalt { get; set; }
     }
 }

LobbyServerDto/LobbyMessageAttribute.cs

@@ -0,0 +1,7 @@
+namespace LobbyServerDto
+{
+    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Interface, AllowMultiple = false, Inherited = false)]
+    public class LobbyMessageAttribute : Attribute
+    {
+    }
+}

LobbyServerDto/LobbyMessageIdentifier.cs

@@ -1,4 +1,6 @@
-namespace LobbyServerDto
+using System;
+
+namespace LobbyServerDto
 {
     /// <summary>
     /// Used to read the message identifer from a received object

LobbyServerDto/LobbyServerDto.csproj

@@ -3,12 +3,17 @@
   <PropertyGroup>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>netstandard2.0</TargetFramework>
+    <LangVersion>latest</LangVersion>
     <EmitCompilerGeneratedFiles>true</EmitCompilerGeneratedFiles>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
+    <PackageReference Include="System.Memory" Version="4.5.5" />
+  </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\LobbyServerSourceGenerator\LobbyServerSourceGenerator.csproj" OutputItemType="Analyzer" />
+    <ProjectReference Include="..\LobbyServerSourceGenerator\LobbyServerSourceGenerator.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
   </ItemGroup>
 </Project>

LobbyServerDto/LobbyUpdate.cs

@@ -29,6 +29,11 @@ namespace LobbyServerDto
         /// </summary>
         public byte[]? PasswordHash { get; set; }
         /// <summary>
+        /// The salt used to hash the password.
+        /// </summary>
+        [MaxLength(16)]
+        public byte[]? PasswordSalt { get; set; }
+        /// <summary>
         /// The hosts ip
         /// </summary>
         [MaxLength(32)]