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/*
Copyright (c) 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 Affero 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
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#ifndef _NFS_XDR_COMMON_H_
#define _NFS_XDR_COMMON_H_
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include <rpc/rpc.h>
#define NFS_XDR_BYTES_PER_UNIT 4
/* Returns the address of the byte that follows the
* last byte used for decoding the previous xdr component.
* For eg, once the RPC call for NFS has been decoded, thie macro will return
* the address from which the NFS header starts.
*/
#define nfs_xdr_decoded_remaining_addr(xdr) ((&xdr)->x_private)
/* Returns the length of the remaining record after the previous decode
* operation completed.
*/
#define nfs_xdr_decoded_remaining_len(xdr) ((&xdr)->x_handy)
/* Returns the number of bytes used by the last encode operation. */
#define nfs_xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
#define nfs_xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
#endif
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