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-rw-r--r--sys/dev/hyperv/utilities/unicode.h201
1 files changed, 0 insertions, 201 deletions
diff --git a/sys/dev/hyperv/utilities/unicode.h b/sys/dev/hyperv/utilities/unicode.h
deleted file mode 100644
index 696777c..0000000
--- a/sys/dev/hyperv/utilities/unicode.h
+++ /dev/null
@@ -1,201 +0,0 @@
-/* $NetBSD: unicode.h,v 1.1.1.1 2007/03/06 00:10:39 dillo Exp $ */
-
-/*-
- * Copyright (c) 2007 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by Dieter Baron.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- * $FreeBSD$
- */
-
-#include <sys/types.h>
-
-#define UNICODE_DECOMPOSE 0x01
-#define UNICODE_PRECOMPOSE 0x02
-#define UNICODE_UTF8_LATIN1_FALLBACK 0x03
-
-size_t utf8_to_utf16(uint16_t *, size_t, const char *, size_t, int, int *);
-size_t utf16_to_utf8(char *, size_t, const uint16_t *, size_t, int, int *);
-
-size_t
-utf8_to_utf16(uint16_t *dst, size_t dst_len,
- const char *src, size_t src_len,
- int flags, int *errp)
-{
- const unsigned char *s;
- size_t spos, dpos;
- int error;
- uint16_t c;
-
-#define IS_CONT(c) (((c)&0xc0) == 0x80)
-
- error = 0;
- s = (const unsigned char *)src;
- spos = dpos = 0;
- while (spos<src_len) {
- if (s[spos] < 0x80)
- c = s[spos++];
- else if ((flags & UNICODE_UTF8_LATIN1_FALLBACK)
- && (spos >= src_len || !IS_CONT(s[spos+1]))
- && s[spos]>=0xa0) {
- /* not valid UTF-8, assume ISO 8859-1 */
- c = s[spos++];
- }
- else if (s[spos] < 0xc0 || s[spos] >= 0xf5) {
- /* continuation byte without lead byte
- or lead byte for codepoint above 0x10ffff */
- error++;
- spos++;
- continue;
- }
- else if (s[spos] < 0xe0) {
- if (spos >= src_len || !IS_CONT(s[spos+1])) {
- spos++;
- error++;
- continue;
- }
- c = ((s[spos] & 0x3f) << 6) | (s[spos+1] & 0x3f);
- spos += 2;
- if (c < 0x80) {
- /* overlong encoding */
- error++;
- continue;
- }
- }
- else if (s[spos] < 0xf0) {
- if (spos >= src_len-2
- || !IS_CONT(s[spos+1]) || !IS_CONT(s[spos+2])) {
- spos++;
- error++;
- continue;
- }
- c = ((s[spos] & 0x0f) << 12) | ((s[spos+1] & 0x3f) << 6)
- | (s[spos+2] & 0x3f);
- spos += 3;
- if (c < 0x800 || (c & 0xdf00) == 0xd800 ) {
- /* overlong encoding or encoded surrogate */
- error++;
- continue;
- }
- }
- else {
- uint32_t cc;
- /* UTF-16 surrogate pair */
-
- if (spos >= src_len-3 || !IS_CONT(s[spos+1])
- || !IS_CONT(s[spos+2]) || !IS_CONT(s[spos+3])) {
- spos++;
- error++;
-
- continue;
- }
- cc = ((s[spos] & 0x03) << 18) | ((s[spos+1] & 0x3f) << 12)
- | ((s[spos+2] & 0x3f) << 6) | (s[spos+3] & 0x3f);
- spos += 4;
- if (cc < 0x10000) {
- /* overlong encoding */
- error++;
- continue;
- }
- if (dst && dpos < dst_len)
- dst[dpos] = (0xd800 | ((cc-0x10000)>>10));
- dpos++;
- c = 0xdc00 | ((cc-0x10000) & 0x3ffff);
- }
-
- if (dst && dpos < dst_len)
- dst[dpos] = c;
- dpos++;
- }
-
- if (errp)
- *errp = error;
-
- return dpos;
-
-#undef IS_CONT
-}
-
-
-size_t
-utf16_to_utf8(char *dst, size_t dst_len,
- const uint16_t *src, size_t src_len,
- int flags, int *errp)
-{
- uint16_t spos, dpos;
- int error;
-
-#define CHECK_LENGTH(l) (dpos > dst_len-(l) ? dst=NULL : NULL)
-#define ADD_BYTE(b) (dst ? dst[dpos] = (b) : 0, dpos++)
-
- error = 0;
- dpos = 0;
- for (spos=0; spos<src_len; spos++) {
- if (src[spos] < 0x80) {
- CHECK_LENGTH(1);
- ADD_BYTE(src[spos]);
- }
- else if (src[spos] < 0x800) {
- CHECK_LENGTH(2);
- ADD_BYTE(0xc0 | (src[spos]>>6));
- ADD_BYTE(0x80 | (src[spos] & 0x3f));
- }
- else if ((src[spos] & 0xdc00) == 0xd800) {
- uint32_t c;
- /* first surrogate */
- if (spos == src_len - 1 || (src[spos] & 0xdc00) != 0xdc00) {
- /* no second surrogate present */
- error++;
- continue;
- }
- spos++;
- CHECK_LENGTH(4);
- c = (((src[spos]&0x3ff) << 10) | (src[spos+1]&0x3ff)) + 0x10000;
- ADD_BYTE(0xf0 | (c>>18));
- ADD_BYTE(0x80 | ((c>>12) & 0x3f));
- ADD_BYTE(0x80 | ((c>>6) & 0x3f));
- ADD_BYTE(0x80 | (c & 0x3f));
- }
- else if ((src[spos] & 0xdc00) == 0xdc00) {
- /* second surrogate without preceding first surrogate */
- error++;
- }
- else {
- CHECK_LENGTH(3);
- ADD_BYTE(0xe0 | src[spos]>>12);
- ADD_BYTE(0x80 | ((src[spos]>>6) & 0x3f));
- ADD_BYTE(0x80 | (src[spos] & 0x3f));
- }
- }
-
- if (errp)
- *errp = error;
-
- return dpos;
-
-#undef ADD_BYTE
-#undef CHECK_LENGTH
-}
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