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/*
Copyright (c) 2007-2012 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
#ifndef _XDR_GENERIC_H
#define _XDR_GENERIC_H
#include <sys/uio.h>
#include <rpc/types.h>
#include <rpc/xdr.h>
#include "compat.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))
#define XDR_BYTES_PER_UNIT 4
/*
On OSX > 10.9
-------------
typedef bool_t (*xdrproc_t)(XDR *, void *, unsigned int);
On OSX < 10.9
------------
typedef bool_t (*xdrproc_t)(XDR *, ...);
FreeBSD all versions
------------
typedef bool_t (*xdrproc_t)(XDR *, ...);
NetBSD 6.1.4
-----------
typedef bool_t (*xdrproc_t)(XDR *, const void *);
Linux all versions
-----------
typedef bool_t (*xdrproc_t)(XDR *, void *,...);
*/
#if defined(__NetBSD__)
#define PROC(xdr, res) proc(xdr, res)
#else
#define PROC(xdr, res) proc(xdr, res, 0)
#endif
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);
extern int
xdr_bytes_round_up(struct iovec *vec, size_t bufsize);
extern ssize_t
xdr_length_round_up(size_t len, size_t bufsize);
void
xdr_vector_round_up(struct iovec *vec, int vcount, uint32_t count);
#endif /* !_XDR_GENERIC_H */
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