1 files changed, 54 insertions, 0 deletions
diff --git a/src/DotNetOpenAuth.OAuth2/OAuth2/ChannelElements/IAuthorizationCarryingRequest.cs b/src/DotNetOpenAuth.OAuth2/OAuth2/ChannelElements/IAuthorizationCarryingRequest.cs
new file mode 100644
index 0000000..e450131
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+++ b/src/DotNetOpenAuth.OAuth2/OAuth2/ChannelElements/IAuthorizationCarryingRequest.cs
@@ -0,0 +1,54 @@
+//-----------------------------------------------------------------------
+// <copyright file="IAuthorizationCarryingRequest.cs" company="Andrew Arnott">
+//     Copyright (c) Andrew Arnott. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace DotNetOpenAuth.OAuth2.ChannelElements {
+	using System.Security.Cryptography;
+
+	using Messaging;
+
+	/// <summary>
+	/// The various types of tokens created by the authorization server.
+	/// </summary>
+	internal enum CodeOrTokenType {
+		/// <summary>
+		/// The code issued to the client after the user has approved authorization.
+		/// </summary>
+		AuthorizationCode,
+
+		/// <summary>
+		/// The long-lived token issued to the client that enables it to obtain
+		/// short-lived access tokens later.
+		/// </summary>
+		RefreshToken,
+
+		/// <summary>
+		/// A (typically) short-lived token.
+		/// </summary>
+		AccessToken,
+	}
+
+	/// <summary>
+	/// A message that carries some kind of token from the client to the authorization or resource server.
+	/// </summary>
+	internal interface IAuthorizationCarryingRequest : IDirectedProtocolMessage {
+		/// <summary>
+		/// Gets or sets the verification code or refresh/access token.
+		/// </summary>
+		/// <value>The code or token.</value>
+		string CodeOrToken { get; set; }
+
+		/// <summary>
+		/// Gets the type of the code or token.
+		/// </summary>
+		/// <value>The type of the code or token.</value>
+		CodeOrTokenType CodeOrTokenType { get; }
+
+		/// <summary>
+		/// Gets or sets the authorization that the token describes.
+		/// </summary>
+		IAuthorizationDescription AuthorizationDescription { get; set; }
+	}
+}