1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin * *
3da2e3ebdSchin * This software is part of the ast package *
4*3e14f97fSRoger A. Faulkner * Copyright (c) 1985-2010 AT&T Intellectual Property *
5da2e3ebdSchin * and is licensed under the *
6da2e3ebdSchin * Common Public License, Version 1.0 *
77c2fbfb3SApril Chin * by AT&T Intellectual Property *
8da2e3ebdSchin * *
9da2e3ebdSchin * A copy of the License is available at *
10da2e3ebdSchin * http://www.opensource.org/licenses/cpl1.0.txt *
11da2e3ebdSchin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
12da2e3ebdSchin * *
13da2e3ebdSchin * Information and Software Systems Research *
14da2e3ebdSchin * AT&T Research *
15da2e3ebdSchin * Florham Park NJ *
16da2e3ebdSchin * *
17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> *
18da2e3ebdSchin * David Korn <dgk@research.att.com> *
19da2e3ebdSchin * Phong Vo <kpv@research.att.com> *
20da2e3ebdSchin * *
21da2e3ebdSchin ***********************************************************************/
22da2e3ebdSchin #pragma prototyped
23da2e3ebdSchin
24da2e3ebdSchin /*
25da2e3ebdSchin * Glenn Fowler
26da2e3ebdSchin * AT&T Research
27da2e3ebdSchin *
28da2e3ebdSchin * copy table with element size n
29da2e3ebdSchin * indexed by CC_ASCII to table
30da2e3ebdSchin * indexed by CC_NATIVE
31da2e3ebdSchin */
32da2e3ebdSchin
33da2e3ebdSchin #include <ast.h>
34da2e3ebdSchin #include <ccode.h>
35da2e3ebdSchin
36da2e3ebdSchin void*
ccnative(void * b,const void * a,size_t n)37da2e3ebdSchin ccnative(void* b, const void* a, size_t n)
38da2e3ebdSchin {
39da2e3ebdSchin #if CC_ASCII == CC_NATIVE
40da2e3ebdSchin return memcpy(b, a, n * (UCHAR_MAX + 1));
41da2e3ebdSchin #else
42da2e3ebdSchin register int c;
43da2e3ebdSchin register const unsigned char* m;
44da2e3ebdSchin register unsigned char* cb = (unsigned char*)b;
45da2e3ebdSchin register unsigned char* ca = (unsigned char*)a;
46da2e3ebdSchin
47da2e3ebdSchin m = CCMAP(CC_ASCII, CC_NATIVE);
48da2e3ebdSchin if (n == sizeof(char))
49da2e3ebdSchin for (c = 0; c <= UCHAR_MAX; c++)
50da2e3ebdSchin cb[c] = ca[m[c]];
51da2e3ebdSchin else
52da2e3ebdSchin for (c = 0; c <= UCHAR_MAX; c++)
53da2e3ebdSchin memcpy(cb + n * c, ca + n * m[c], n);
54da2e3ebdSchin return b;
55da2e3ebdSchin #endif
56da2e3ebdSchin }
57