1 // 2016 and later: Unicode, Inc. and others. 2 // License & terms of use: http://www.unicode.org/copyright.html 3 /******************************************************************** 4 * COPYRIGHT: 5 * Copyright (c) 2008-2010, International Business Machines Corporation and 6 * others. All Rights Reserved. 7 ********************************************************************/ 8 // 9 // file: regextxt.h 10 // 11 // This file contains utility code for supporting UText in the regular expression engine. 12 // 13 // This class is internal to the regular expression implementation. 14 // For the public Regular Expression API, see the file "unicode/regex.h" 15 // 16 17 #ifndef _REGEXTXT_H 18 #define _REGEXTXT_H 19 20 #include "unicode/utypes.h" 21 #include "unicode/utext.h" 22 23 U_NAMESPACE_BEGIN 24 25 #define UTEXT_USES_U16(ut) (NULL==((ut)->pFuncs->mapNativeIndexToUTF16)) 26 27 #if 0 28 #define REGEX_DISABLE_CHUNK_MODE 1 29 #endif 30 31 #ifdef REGEX_DISABLE_CHUNK_MODE 32 # define UTEXT_FULL_TEXT_IN_CHUNK(ut,len) (FALSE) 33 #else 34 # define UTEXT_FULL_TEXT_IN_CHUNK(ut,len) ((0==((ut)->chunkNativeStart))&&((len)==((ut)->chunkNativeLimit))&&((len)==((ut)->nativeIndexingLimit))) 35 #endif 36 37 struct URegexUTextUnescapeCharContext { 38 UText *text; 39 int32_t lastOffset; 40 }; 41 #define U_REGEX_UTEXT_UNESCAPE_CONTEXT(text) { (text), -1 } 42 43 U_CFUNC UChar U_CALLCONV 44 uregex_utext_unescape_charAt(int32_t offset, void * /* struct URegexUTextUnescapeCharContext* */ context); 45 U_CFUNC UChar U_CALLCONV 46 uregex_ucstr_unescape_charAt(int32_t offset, void * /* UChar* */ context); 47 48 U_NAMESPACE_END 49 50 #endif 51
