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authorJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-16 18:49:26 +0900
committerJari Vetoniemi <jari.vetoniemi@indooratlas.com>2020-03-30 00:39:06 +0900
commitfcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch)
tree64cb17de3f41a2b6fef2368028fbd00349946994 /jni/iconv/lib/utf32be.h
Fresh start
Diffstat (limited to 'jni/iconv/lib/utf32be.h')
-rw-r--r--jni/iconv/lib/utf32be.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/jni/iconv/lib/utf32be.h b/jni/iconv/lib/utf32be.h
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+++ b/jni/iconv/lib/utf32be.h
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+/*
+ * 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;
+}