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diff --git a/rpc/xdr/src/xdr-generic.h b/rpc/xdr/src/xdr-generic.h
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+/*
+ Copyright (c) 2007-2010 Gluster, Inc. <http://www.gluster.com>
+ This file is part of GlusterFS.
+
+ GlusterFS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 3 of the License,
+ or (at your option) any later version.
+
+ GlusterFS is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see
+ <http://www.gnu.org/licenses/>.
+*/
+
+
+#ifndef _XDR_GENERIC_H
+#define _XDR_GENERIC_H
+
+#include <sys/uio.h>
+#include <rpc/rpc.h>
+
+#define xdr_decoded_remaining_addr(xdr) ((&xdr)->x_private)
+#define xdr_decoded_remaining_len(xdr) ((&xdr)->x_handy)
+#define xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
+#define xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
+
+
+ssize_t
+xdr_serialize_generic (struct iovec outmsg, void *res, xdrproc_t proc);
+
+ssize_t
+xdr_to_generic (struct iovec inmsg, void *args, xdrproc_t proc);
+
+ssize_t
+xdr_to_generic_payload (struct iovec inmsg, void *args, xdrproc_t proc,
+ struct iovec *pendingpayload);
+
+#endif /* !_XDR_GENERIC_H */