/usr/include/crystalspace-2.0/csutil/csunicode.h is in libcrystalspace-dev 2.0+dfsg-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Copyright (C) 2003 by Frank Richter
This 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.
This 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 this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CS_CSUNICODE_H__
#define __CS_CSUNICODE_H__
/**\file
* Unicode types and macros.
*/
/**\addtogroup util
* @{ */
#include "cssysdef.h"
#if !defined(CS_WCHAR_T_SIZE)
# error Unknown wchar_t size.
#elif (CS_WCHAR_T_SIZE != 1) && \
(CS_WCHAR_T_SIZE != 2) && \
(CS_WCHAR_T_SIZE != 4)
# error Unsupported wchar_t size.
#endif
/// A single char in a UTF8 encoded string.
typedef uint8 utf8_char;
/// A single char in a UTF16 encoded string.
typedef uint16 utf16_char;
/// A single char in a UTF32 encoded string.
typedef uint32 utf32_char;
/**\name Special character codes
* @{ */
/// Replacer char
#define CS_UC_CHAR_REPLACER 0xFFFD
/// Invalid char
#define CS_UC_INVALID 0xFFFF
/// Byte-order mark
#define CS_UC_BOM 0xFFFE
/// Highest valid Unicode codepoint
#define CS_UC_LAST_CHAR 0x10FFFF
/// Check whether a code is in the "high" or "low surrogate" range.
#define CS_UC_IS_SURROGATE(C) (((C) & 0xFFFFF800) == 0x0000D800)
/// Check whether a code is in the "high surrogate" range.
#define CS_UC_IS_HIGH_SURROGATE(C) (((C) & 0xFFFFFC00) == 0x0000DC00)
/// Check whether a code is in the "low surrogate" range.
#define CS_UC_IS_LOW_SURROGATE(C) (((C) & 0xFFFFFC00) == 0x0000D800)
/// Test whether a code point is a Unicode noncharacter
#define CS_UC_IS_NONCHARACTER(C) (((C) == CS_UC_INVALID) || \
((C) == CS_UC_BOM) || \
(((C) >= 0xFDD0) && ((C) <= 0xFDEF)) \
|| ((C) > CS_UC_LAST_CHAR))
/// First char in the "high surrogate" range.
#define CS_UC_CHAR_HIGH_SURROGATE_FIRST 0xD800
/// Last char in the "high surrogate" range.
#define CS_UC_CHAR_HIGH_SURROGATE_LAST 0xDBFF
/// First char in the "low surrogate" range.
#define CS_UC_CHAR_LOW_SURROGATE_FIRST 0xDC00
/// Last char in the "low surrogate" range.
#define CS_UC_CHAR_LOW_SURROGATE_LAST 0xDFFF
/** @} */
/** @} */
#endif
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