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Versions: 5
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Contents
/*
* Copyright (C) 1999-2000 Free Software Foundation, Inc.
* This file is part of the GNU LIBICONV Library.
*
* The GNU LIBICONV Library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* The GNU LIBICONV Library is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with the GNU LIBICONV Library; see the file COPYING.LIB.
* If not, write to the Free Software Foundation, Inc., 51 Franklin Street,
* Fifth Floor, Boston, MA 02110-1301, USA.
*/
/*
* UCS-4-SWAPPED = UCS-4-INTERNAL with inverted endianness
*/
static int
ucs4swapped_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
/* This function assumes that 'unsigned int' has exactly 32 bits. */
if (sizeof(unsigned int) != 4) abort();
if (n >= 4) {
unsigned int x = *(const unsigned int *)s;
x = (x >> 24) | ((x >> 8) & 0xff00) | ((x & 0xff00) << 8) | (x << 24);
*pwc = x;
return 4;
}
return RET_TOOFEW(0);
}
static int
ucs4swapped_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
{
/* This function assumes that 'unsigned int' has exactly 32 bits. */
if (sizeof(unsigned int) != 4) abort();
if (n >= 4) {
unsigned int x = wc;
x = (x >> 24) | ((x >> 8) & 0xff00) | ((x & 0xff00) << 8) | (x << 24);
*(unsigned int *)r = x;
return 4;
} else
return RET_TOOSMALL;
}
Version data entries
5 entries across 5 versions & 1 rubygems