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att
GitHub Repository: att/ast
 Path: blob/master/src/lib/libast/include/swap.h
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/***********************************************************************

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*                                                                      *

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*               This software is part of the ast package               *

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*          Copyright (c) 1985-2011 AT&T Intellectual Property          *

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*                      and is licensed under the                       *

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*                 Eclipse Public License, Version 1.0                  *

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*                    by AT&T Intellectual Property                     *

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*                                                                      *

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*                A copy of the License is available at                 *

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*          http://www.eclipse.org/org/documents/epl-v10.html           *

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*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *

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*                                                                      *

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*              Information and Software Systems Research               *

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*                            AT&T Research                             *

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*                           Florham Park NJ                            *

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*                                                                      *

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*                 Glenn Fowler <[email protected]>                  *

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*                  David Korn <[email protected]>                   *

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*                   Phong Vo <[email protected]>                    *

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*                                                                      *

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***********************************************************************/

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#pragma prototyped

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/*

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 * Glenn Fowler

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 * AT&T Research

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 *

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 * integral representation conversion support definitions

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 * supports sizeof(integral_type)<=sizeof(intmax_t)

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 */

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#ifndef _SWAP_H

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#define _SWAP_H

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#include <ast_common.h>

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#define int_swap	_ast_intswap

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#define SWAP_MAX	8

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#define SWAPOP(n)	(((n)&int_swap)^(n))

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#if _BLD_ast && defined(__EXPORT__)

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#define extern		__EXPORT__

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#endif

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extern void*		swapmem(int, const void*, void*, size_t);

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extern intmax_t		swapget(int, const void*, int);

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extern void*		swapput(int, void*, int, intmax_t);

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extern int		swapop(const void*, const void*, int);

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#undef	extern

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#endif

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