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Diffstat (limited to 'newlib/libc/xdr/xdr_private.h')
-rw-r--r-- | newlib/libc/xdr/xdr_private.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/newlib/libc/xdr/xdr_private.h b/newlib/libc/xdr/xdr_private.h new file mode 100644 index 000000000..77f0042d5 --- /dev/null +++ b/newlib/libc/xdr/xdr_private.h @@ -0,0 +1,76 @@ +/* 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 <sys/param.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 _EXFNPTR (xdr_vprintf_t, (const char *, va_list)); + +xdr_vprintf_t _EXFUN (xdr_set_vprintf, (xdr_vprintf_t)); + +void _EXFUN (xdr_vwarnx, (const char *, __VALIST) + _ATTRIBUTE ((__format__ (__printf__, 1, 0)))); + +void _EXFUN (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 */ + |