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/* xdr_private.h - declarations of utility functions for porting xdr
*
* Copyright (c) 2009 Charles S. Wilson
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _XDR_PRIVATE_H
#define _XDR_PRIVATE_H
#include <_ansi.h>
#include <stdarg.h>
#include <stdint.h>
#include <sys/param.h>
#include <sys/types.h>
/* avoid including stdio header here */
#ifndef __VALIST
#ifdef __GNUC__
#define __VALIST __gnuc_va_list
#else
#define __VALIST char*
#endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
typedef void (*xdr_vprintf_t) (const char *, va_list);
xdr_vprintf_t xdr_set_vprintf (xdr_vprintf_t);
void xdr_vwarnx (const char *, __VALIST)
_ATTRIBUTE ((__format__ (__printf__, 1, 0)));
void xdr_warnx (const char *, ...)
_ATTRIBUTE ((__format__ (__printf__, 1, 2)));
/* endian issues */
#include <machine/endian.h>
/* byteswap and ntohl stuff; platform may provide optimzed version
* of this, but we don't have access to that here.*/
_ELIDABLE_INLINE uint32_t xdr_ntohl (uint32_t x)
{
#if BYTE_ORDER == BIG_ENDIAN
return x;
#elif BYTE_ORDER == LITTLE_ENDIAN
u_char *s = (u_char *)&x;
return (uint32_t)(s[0] << 24 | s[1] << 16 | s[2] << 8 | s[3]);
#else
# error Unsupported endian type
#endif
}
#define xdr_htonl(x) xdr_ntohl(x)
#ifdef __cplusplus
}
#endif
#endif /* _XDR_PRIVATE_H */
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