xref: /onnv-gate/usr/src/lib/libast/common/comp/swab.c (revision 12068:08a39a083754)
14887Schin /***********************************************************************
24887Schin *                                                                      *
34887Schin *               This software is part of the ast package               *
4*12068SRoger.Faulkner@Oracle.COM *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
54887Schin *                      and is licensed under the                       *
64887Schin *                  Common Public License, Version 1.0                  *
78462SApril.Chin@Sun.COM *                    by AT&T Intellectual Property                     *
84887Schin *                                                                      *
94887Schin *                A copy of the License is available at                 *
104887Schin *            http://www.opensource.org/licenses/cpl1.0.txt             *
114887Schin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
124887Schin *                                                                      *
134887Schin *              Information and Software Systems Research               *
144887Schin *                            AT&T Research                             *
154887Schin *                           Florham Park NJ                            *
164887Schin *                                                                      *
174887Schin *                 Glenn Fowler <gsf@research.att.com>                  *
184887Schin *                  David Korn <dgk@research.att.com>                   *
194887Schin *                   Phong Vo <kpv@research.att.com>                    *
204887Schin *                                                                      *
214887Schin ***********************************************************************/
224887Schin #pragma prototyped
234887Schin /*
244887Schin  * swab implementation
254887Schin  */
264887Schin 
274887Schin #if defined(__STDPP__directive) && defined(__STDPP__hide)
284887Schin __STDPP__directive pragma pp:hide swab
294887Schin #else
304887Schin #define swab		______swab
314887Schin #endif
324887Schin 
334887Schin #include <ast.h>
344887Schin 
354887Schin #if defined(__STDPP__directive) && defined(__STDPP__hide)
364887Schin __STDPP__directive pragma pp:nohide swab
374887Schin #else
384887Schin #undef	swab
394887Schin #endif
404887Schin 
414887Schin #if _lib_swab
424887Schin 
434887Schin NoN(swab)
444887Schin 
454887Schin #else
464887Schin 
474887Schin #include <swap.h>
484887Schin 
494887Schin #if defined(__EXPORT__)
504887Schin #define extern	__EXPORT__
514887Schin #endif
524887Schin 
534887Schin extern void
544887Schin swab(const void* src, void* dst, ssize_t n)
554887Schin {
564887Schin 	if (n > 1)
574887Schin 		swapmem(1, src, dst, n & ~1);
584887Schin }
594887Schin 
604887Schin #endif
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