1*4887Schin /***********************************************************************
2*4887Schin *                                                                      *
3*4887Schin *               This software is part of the ast package               *
4*4887Schin *           Copyright (c) 1985-2007 AT&T Knowledge Ventures            *
5*4887Schin *                      and is licensed under the                       *
6*4887Schin *                  Common Public License, Version 1.0                  *
7*4887Schin *                      by AT&T Knowledge Ventures                      *
8*4887Schin *                                                                      *
9*4887Schin *                A copy of the License is available at                 *
10*4887Schin *            http://www.opensource.org/licenses/cpl1.0.txt             *
11*4887Schin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12*4887Schin *                                                                      *
13*4887Schin *              Information and Software Systems Research               *
14*4887Schin *                            AT&T Research                             *
15*4887Schin *                           Florham Park NJ                            *
16*4887Schin *                                                                      *
17*4887Schin *                 Glenn Fowler <gsf@research.att.com>                  *
18*4887Schin *                  David Korn <dgk@research.att.com>                   *
19*4887Schin *                   Phong Vo <kpv@research.att.com>                    *
20*4887Schin *                                                                      *
21*4887Schin ***********************************************************************/
22*4887Schin #pragma prototyped
23*4887Schin 
24*4887Schin /*
25*4887Schin  * Glenn Fowler
26*4887Schin  * AT&T Research
27*4887Schin  *
28*4887Schin  * copy table with element size n
29*4887Schin  * indexed by CC_ASCII to table
30*4887Schin  * indexed by CC_NATIVE
31*4887Schin  */
32*4887Schin 
33*4887Schin #include <ast.h>
34*4887Schin #include <ccode.h>
35*4887Schin 
36*4887Schin void*
37*4887Schin ccnative(void* b, const void* a, size_t n)
38*4887Schin {
39*4887Schin #if CC_ASCII == CC_NATIVE
40*4887Schin 	return memcpy(b, a, n * (UCHAR_MAX + 1));
41*4887Schin #else
42*4887Schin 	register int			c;
43*4887Schin 	register const unsigned char*	m;
44*4887Schin 	register unsigned char*		cb = (unsigned char*)b;
45*4887Schin 	register unsigned char*		ca = (unsigned char*)a;
46*4887Schin 
47*4887Schin 	m = CCMAP(CC_ASCII, CC_NATIVE);
48*4887Schin 	if (n == sizeof(char))
49*4887Schin 		for (c = 0; c <= UCHAR_MAX; c++)
50*4887Schin 			cb[c] = ca[m[c]];
51*4887Schin 	else
52*4887Schin 		for (c = 0; c <= UCHAR_MAX; c++)
53*4887Schin 			memcpy(cb + n * c, ca + n * m[c], n);
54*4887Schin 	return b;
55*4887Schin #endif
56*4887Schin }
57