1 /* xdr_private.h - declarations of utility functions for porting xdr
3 * Copyright (c) 2009 Charles S. Wilson
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23 #ifndef _XDR_PRIVATE_H
24 #define _XDR_PRIVATE_H
29 #include <sys/param.h>
30 #include <sys/types.h>
32 /* avoid including stdio header here */
35 #define __VALIST __gnuc_va_list
37 #define __VALIST char*
45 typedef void (*xdr_vprintf_t
) (const char *, va_list);
47 xdr_vprintf_t
xdr_set_vprintf (xdr_vprintf_t
);
49 void xdr_vwarnx (const char *, __VALIST
)
50 _ATTRIBUTE ((__format__ (__printf__
, 1, 0)));
52 void xdr_warnx (const char *, ...)
53 _ATTRIBUTE ((__format__ (__printf__
, 1, 2)));
56 #include <machine/endian.h>
58 /* byteswap and ntohl stuff; platform may provide optimzed version
59 * of this, but we don't have access to that here.*/
60 _ELIDABLE_INLINE
uint32_t xdr_ntohl (uint32_t x
)
62 #if BYTE_ORDER == BIG_ENDIAN
64 #elif BYTE_ORDER == LITTLE_ENDIAN
65 u_char
*s
= (u_char
*)&x
;
66 return (uint32_t)(s
[0] << 24 | s
[1] << 16 | s
[2] << 8 | s
[3]);
68 # error Unsupported endian type
71 #define xdr_htonl(x) xdr_ntohl(x)
77 #endif /* _XDR_PRIVATE_H */