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icu46/source/i18n/ucol_tok.h

Index: icu46/source/i18n/ucol_tok.h
===================================================================
--- icu46/source/i18n/ucol_tok.h	(revision 0)
+++ icu46/source/i18n/ucol_tok.h	(revision 0)
@@ -0,0 +1,211 @@
+/*
+*******************************************************************************
+*
+*   Copyright (C) 2001-2010, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*
+*******************************************************************************
+*   file name:  ucol_tok.h
+*   encoding:   US-ASCII
+*   tab size:   8 (not used)
+*   indentation:4
+*
+*   created 02/22/2001
+*   created by: Vladimir Weinstein
+*
+* This module reads a tailoring rule string and produces a list of 
+* tokens that will be turned into collation elements
+* 
+*/
+
+#ifndef UCOL_TOKENS_H
+#define UCOL_TOKENS_H
+
+#include "unicode/utypes.h"
+#include "unicode/uset.h"
+
+#if !UCONFIG_NO_COLLATION
+
+#include "ucol_imp.h"
+#include "uhash.h"
+#include "unicode/parseerr.h"
+
+#define UCOL_TOK_UNSET 0xFFFFFFFF
+#define UCOL_TOK_RESET 0xDEADBEEF
+
+#define UCOL_TOK_POLARITY_NEGATIVE 0
+#define UCOL_TOK_POLARITY_POSITIVE 1
+
+#define UCOL_TOK_TOP 0x04
+#define UCOL_TOK_VARIABLE_TOP 0x08
+#define UCOL_TOK_BEFORE 0x03
+#define UCOL_TOK_SUCCESS 0x10
+
+/* this is space for the extra strings that need to be unquoted */
+/* during the parsing of the rules */
+#define UCOL_TOK_EXTRA_RULE_SPACE_SIZE 4096
+typedef struct UColToken UColToken;
+
+typedef struct  {
+  UColToken* first;
+  UColToken* last;
+  UColToken* reset;
+  UBool indirect;
+  uint32_t baseCE;
+  uint32_t baseContCE;
+  uint32_t nextCE;
+  uint32_t nextContCE;
+  uint32_t previousCE;
+  uint32_t previousContCE;
+  int32_t pos[UCOL_STRENGTH_LIMIT];
+  uint32_t gapsLo[3*UCOL_CE_STRENGTH_LIMIT];
+  uint32_t gapsHi[3*UCOL_CE_STRENGTH_LIMIT];
+  uint32_t numStr[UCOL_CE_STRENGTH_LIMIT];
+  UColToken* fStrToken[UCOL_CE_STRENGTH_LIMIT];
+  UColToken* lStrToken[UCOL_CE_STRENGTH_LIMIT];
+} UColTokListHeader;
+
+struct UColToken {
+  UChar debugSource;
+  UChar debugExpansion;
+  UChar debugPrefix;
+  uint32_t CEs[128];
+  uint32_t noOfCEs;
+  uint32_t expCEs[128];
+  uint32_t noOfExpCEs;
+  uint32_t source;
+  uint32_t expansion;
+  uint32_t prefix;
+  uint32_t strength;
+  uint32_t toInsert;
+  uint32_t polarity; /* 1 for <, <<, <<<, , ; and -1 for >, >>, >>> */
+  UColTokListHeader *listHeader;
+  UColToken* previous;
+  UColToken* next;
+  UChar **rulesToParseHdl;
+  uint16_t flags;
+};
+
+/* 
+ * This is a token that has been parsed
+ * but not yet processed. Used to reduce
+ * the number of arguments in the parser
+ */
+typedef struct {
+  uint32_t strength;
+  uint32_t charsOffset;
+  uint32_t charsLen;
+  uint32_t extensionOffset;
+  uint32_t extensionLen;
+  uint32_t prefixOffset;
+  uint32_t prefixLen;
+  uint16_t flags;
+  uint16_t indirectIndex;
+} UColParsedToken;
+
+
+typedef struct {
+  UColParsedToken parsedToken;
+  UChar *source;
+  UChar *end;
+  const UChar *current;
+  UChar *sourceCurrent;
+  UChar *extraCurrent;
+  UChar *extraEnd;
+  const InverseUCATableHeader *invUCA;
+  const UCollator *UCA;
+  UHashtable *tailored;
+  UColOptionSet *opts;
+  uint32_t resultLen;
+  uint32_t listCapacity;
+  UColTokListHeader *lh;
+  UColToken *varTop;
+  USet *copySet;
+  USet *removeSet;
+  UBool buildCCTabFlag;  /* Tailoring rule requirs building combining class table. */
+
+  UChar32 previousCp;               /* Previous code point. */
+  /* For processing starred lists. */
+  UBool isStarred;                   /* Are we processing a starred token? */
+  UBool savedIsStarred;
+  uint32_t currentStarredCharIndex;  /* Index of the current charrecter in the starred expression. */
+  uint32_t lastStarredCharIndex;    /* Index to the last character in the starred expression. */
+
+  /* For processing ranges. */
+  UBool inRange;                     /* Are we in a range? */
+  UChar32 currentRangeCp;           /* Current code point in the range. */
+  UChar32 lastRangeCp;              /* The last code point in the range. */
+  
+  /* reorder codes for collation reordering */
+  int32_t* reorderCodes;
+  int32_t reorderCodesLength;
+
+} UColTokenParser;
+
+typedef struct {
+  const UChar *subName;
+  int32_t subLen;
+  UColAttributeValue attrVal;
+} ucolTokSuboption;
+
+typedef struct {
+   const UChar *optionName;
+   int32_t optionLen;
+   const ucolTokSuboption *subopts;
+   int32_t subSize;
+   UColAttribute attr;
+} ucolTokOption;
+
+#define ucol_tok_isSpecialChar(ch)              \
+    (((((ch) <= 0x002F) && ((ch) >= 0x0020)) || \
+      (((ch) <= 0x003F) && ((ch) >= 0x003A)) || \
+      (((ch) <= 0x0060) && ((ch) >= 0x005B)) || \
+      (((ch) <= 0x007E) && ((ch) >= 0x007D)) || \
+      (ch) == 0x007B))
+
+
+U_CFUNC 
+uint32_t ucol_tok_assembleTokenList(UColTokenParser *src,
+                                    UParseError *parseError, 
+                                    UErrorCode *status);
+
+U_CFUNC
+void ucol_tok_initTokenList(UColTokenParser *src,
+                            const UChar *rules,
+                            const uint32_t rulesLength,
+                            const UCollator *UCA,
+                            GetCollationRulesFunction importFunc,
+                            void* context,
+                            UErrorCode *status);
+
+U_CFUNC void ucol_tok_closeTokenList(UColTokenParser *src);
+
+U_CAPI const UChar* U_EXPORT2 ucol_tok_parseNextToken(UColTokenParser *src, 
+                        UBool startOfRules,
+                        UParseError *parseError,
+                        UErrorCode *status);
+
+
+U_CAPI const UChar * U_EXPORT2
+ucol_tok_getNextArgument(const UChar *start, const UChar *end, 
+                               UColAttribute *attrib, UColAttributeValue *value, 
+                               UErrorCode *status);
+U_CAPI int32_t U_EXPORT2 ucol_inv_getNextCE(const UColTokenParser *src,
+                                            uint32_t CE, uint32_t contCE,
+                                            uint32_t *nextCE, uint32_t *nextContCE,
+                                            uint32_t strength);
+U_CFUNC int32_t U_EXPORT2 ucol_inv_getPrevCE(const UColTokenParser *src,
+                                            uint32_t CE, uint32_t contCE,
+                                            uint32_t *prevCE, uint32_t *prevContCE,
+                                            uint32_t strength);
+
+U_CFUNC const UChar* ucol_tok_getRulesFromBundle(
+    void* context,
+    const char* locale,
+    const char* type,
+    int32_t* pLength,
+    UErrorCode* status);
+
+#endif /* #if !UCONFIG_NO_COLLATION */
+
+#endif
Property changes on: icu46/source/i18n/ucol_tok.h
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Added: svn:eol-style
   + LF