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