utf.h

Go to the documentation of this file.
00001 /*
00002 *******************************************************************************
00003 *
00004 *   Copyright (C) 1999-2005, International Business Machines
00005 *   Corporation and others.  All Rights Reserved.
00006 *
00007 *******************************************************************************
00008 *   file name:  utf.h
00009 *   encoding:   US-ASCII
00010 *   tab size:   8 (not used)
00011 *   indentation:4
00012 *
00013 *   created on: 1999sep09
00014 *   created by: Markus W. Scherer
00015 */
00016 
00098 #ifndef __UTF_H__
00099 #define __UTF_H__
00100 
00101 #include "unicode/utypes.h"
00102 /* include the utfXX.h after the following definitions */
00103 
00104 /* single-code point definitions -------------------------------------------- */
00105 
00124 #define U_SENTINEL (-1)
00125 
00132 #define U_IS_UNICODE_NONCHAR(c) \
00133     ((c)>=0xfdd0 && \
00134      ((uint32_t)(c)<=0xfdef || ((c)&0xfffe)==0xfffe) && \
00135      (uint32_t)(c)<=0x10ffff)
00136 
00154 #define U_IS_UNICODE_CHAR(c) \
00155     ((uint32_t)(c)<0xd800 || \
00156         ((uint32_t)(c)>0xdfff && \
00157          (uint32_t)(c)<=0x10ffff && \
00158          !U_IS_UNICODE_NONCHAR(c)))
00159 
00160 #ifndef U_HIDE_DRAFT_API
00161 
00168 #define U_IS_BMP(c) ((uint32_t)(c)<=0xffff)
00169 
00176 #define U_IS_SUPPLEMENTARY(c) ((uint32_t)((c)-0x10000)<=0xfffff)
00177 
00178 #endif /*U_HIDE_DRAFT_API*/
00179  
00186 #define U_IS_LEAD(c) (((c)&0xfffffc00)==0xd800)
00187 
00194 #define U_IS_TRAIL(c) (((c)&0xfffffc00)==0xdc00)
00195 
00202 #define U_IS_SURROGATE(c) (((c)&0xfffff800)==0xd800)
00203 
00211 #define U_IS_SURROGATE_LEAD(c) (((c)&0x400)==0)
00212 
00213 /* include the utfXX.h ------------------------------------------------------ */
00214 
00215 #include "unicode/utf8.h"
00216 #include "unicode/utf16.h"
00217 
00218 /* utf_old.h contains deprecated, pre-ICU 2.4 definitions */
00219 #include "unicode/utf_old.h"
00220 
00221 #endif

Generated on Sat Feb 11 17:42:28 2006 for ICU 3.4 by  doxygen 1.4.6