Victor Chang | 7322950 | 2020-09-17 13:39:19 +0100 | [diff] [blame] | 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 |
Victor Chang | ce4bf3c | 2021-01-19 16:34:24 +0000 | [diff] [blame] | 32 | # define UTEXT_FULL_TEXT_IN_CHUNK(ut,len) (false) |
Victor Chang | 7322950 | 2020-09-17 13:39:19 +0100 | [diff] [blame] | 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 |