From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Mon, 16 Mar 2020 18:49:26 +0900 Subject: Fresh start --- jni/iconv/lib/utf32be.h | 55 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 jni/iconv/lib/utf32be.h (limited to 'jni/iconv/lib/utf32be.h') diff --git a/jni/iconv/lib/utf32be.h b/jni/iconv/lib/utf32be.h new file mode 100644 index 0000000..5081129 --- /dev/null +++ b/jni/iconv/lib/utf32be.h @@ -0,0 +1,55 @@ +/* + * 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. + */ + +/* + * UTF-32BE + */ + +/* Specification: Unicode 3.1 Standard Annex #19 */ + +static int +utf32be_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n) +{ + if (n >= 4) { + ucs4_t wc = (s[0] << 24) + (s[1] << 16) + (s[2] << 8) + s[3]; + if (wc < 0x110000 && !(wc >= 0xd800 && wc < 0xe000)) { + *pwc = wc; + return 4; + } else + return RET_ILSEQ; + } + return RET_TOOFEW(0); +} + +static int +utf32be_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n) +{ + if (wc < 0x110000 && !(wc >= 0xd800 && wc < 0xe000)) { + if (n >= 4) { + r[0] = 0; + r[1] = (unsigned char) (wc >> 16); + r[2] = (unsigned char) (wc >> 8); + r[3] = (unsigned char) wc; + return 4; + } else + return RET_TOOSMALL; + } + return RET_ILUNI; +} -- cgit v1.2.3