Adds extensibility points for authenticating OAuth 2 clients at the client and authorization server ends.

Fixes #105
Related to #75

1 files changed, 32 insertions, 0 deletions

diff --git a/src/DotNetOpenAuth.OAuth2/OAuth2/ChannelElements/ClientAuthenticationResult.cs b/src/DotNetOpenAuth.OAuth2/OAuth2/ChannelElements/ClientAuthenticationResult.cs
new file mode 100644
index 0000000..b0f86a9
--- /dev/null
+++ b/src/DotNetOpenAuth.OAuth2/OAuth2/ChannelElements/ClientAuthenticationResult.cs
@@ -0,0 +1,32 @@
+//-----------------------------------------------------------------------
+// <copyright file="ClientAuthenticationResult.cs" company="Andrew Arnott">
+//     Copyright (c) Andrew Arnott. All rights reserved.
+// </copyright>
+//-----------------------------------------------------------------------
+
+namespace DotNetOpenAuth.OAuth2.ChannelElements {
+	/// <summary>
+	/// Describes the various levels at which client information may be extracted from an inbound message.
+	/// </summary>
+	public enum ClientAuthenticationResult {
+		/// <summary>
+		/// No client identification or authentication was discovered.
+		/// </summary>
+		NoAuthenticationRecognized,
+
+		/// <summary>
+		/// The client identified itself, but did not attempt to authenticate itself.
+		/// </summary>
+		ClientIdNotAuthenticated,
+
+		/// <summary>
+		/// The client authenticated itself (provided compelling evidence that it was who it claims to be).
+		/// </summary>
+		ClientAuthenticated,
+
+		/// <summary>
+		/// The client failed in an attempt to authenticate itself, claimed to be an unrecognized client, or otherwise messed up.
+		/// </summary>
+		ClientAuthenticationRejected,
+	}
+}