using System.Runtime.InteropServices; namespace Steamworks { [StructLayout(LayoutKind.Sequential, Pack = 8)] [CallbackIdentity(337)] public struct GameRichPresenceJoinRequested_t { public const int k_iCallback = 337; public CSteamID m_steamIDFriend; [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)] public string m_rgchConnect; } }