SUNRPC: Add support for privacy to generic gss-api code.

 Add support for privacy to generic gss-api code.  This is dead code until we
 have both a mechanism that supports privacy and code in the client or server
 that uses it.

 Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h
index 689262f..e896752 100644
--- a/include/linux/sunrpc/gss_api.h
+++ b/include/linux/sunrpc/gss_api.h
@@ -48,6 +48,17 @@
 		struct xdr_buf		*message,
 		struct xdr_netobj	*mic_token,
 		u32			*qstate);
+u32 gss_wrap(
+		struct gss_ctx		*ctx_id,
+		u32			qop,
+		int			offset,
+		struct xdr_buf		*outbuf,
+		struct page		**inpages);
+u32 gss_unwrap(
+		struct gss_ctx		*ctx_id,
+		u32			*qop,
+		int			offset,
+		struct xdr_buf		*inbuf);
 u32 gss_delete_sec_context(
 		struct gss_ctx		**ctx_id);
 
@@ -93,6 +104,17 @@
 			struct xdr_buf		*message,
 			struct xdr_netobj	*mic_token,
 			u32			*qstate);
+	u32 (*gss_wrap)(
+			struct gss_ctx		*ctx_id,
+			u32			qop,
+			int			offset,
+			struct xdr_buf		*outbuf,
+			struct page		**inpages);
+	u32 (*gss_unwrap)(
+			struct gss_ctx		*ctx_id,
+			u32			*qop,
+			int			offset,
+			struct xdr_buf		*buf);
 	void (*gss_delete_sec_context)(
 			void			*internal_ctx_id);
 };