Sha256: fa5896b085d060f35f9a6683cdc1f28034e83a80407303361bdff297c2e21bbb
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Contents
/*
* Copyright (C) 1999-2001 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-2-SWAPPED = UCS-2-INTERNAL with inverted endianness
*/
static int
ucs2swapped_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
{
/* This function assumes that 'unsigned short' has exactly 16 bits. */
if (sizeof(unsigned short) != 2) abort();
if (n >= 2) {
unsigned short x = *(const unsigned short *)s;
x = (x >> 8) | (x << 8);
if (x >= 0xd800 && x < 0xe000) {
return RET_ILSEQ;
} else {
*pwc = x;
return 2;
}
}
return RET_TOOFEW(0);
}
static int
ucs2swapped_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
{
/* This function assumes that 'unsigned short' has exactly 16 bits. */
if (sizeof(unsigned short) != 2) abort();
if (wc < 0x10000 && !(wc >= 0xd800 && wc < 0xe000)) {
if (n >= 2) {
unsigned short x = wc;
x = (x >> 8) | (x << 8);
*(unsigned short *)r = x;
return 2;
} else
return RET_TOOSMALL;
} else
return RET_ILUNI;
}
Version data entries
5 entries across 5 versions & 1 rubygems