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|
\hypertarget{xbindex_8h_source}{}\doxysection{xbindex.\+h}
\label{xbindex_8h_source}\index{/mnt/1Tdata/xbase/xbase64-\/4.1.4/src/include/xbindex.h@{/mnt/1Tdata/xbase/xbase64-\/4.1.4/src/include/xbindex.h}}
\mbox{\hyperlink{xbindex_8h}{Go to the documentation of this file.}}
\begin{DoxyCode}{0}
\DoxyCodeLine{1 \textcolor{comment}{/* xbindex.h}}
\DoxyCodeLine{2 \textcolor{comment}{}}
\DoxyCodeLine{3 \textcolor{comment}{XBase64 Software Library}}
\DoxyCodeLine{4 \textcolor{comment}{}}
\DoxyCodeLine{5 \textcolor{comment}{Copyright (c) 1997,2003,2014, 2018, 2022 Gary A Kunkel}}
\DoxyCodeLine{6 \textcolor{comment}{}}
\DoxyCodeLine{7 \textcolor{comment}{The xb64 software library is covered under the terms of the GPL Version 3, 2007 license.}}
\DoxyCodeLine{8 \textcolor{comment}{}}
\DoxyCodeLine{9 \textcolor{comment}{Email Contact:}}
\DoxyCodeLine{10 \textcolor{comment}{}}
\DoxyCodeLine{11 \textcolor{comment}{ XDB-\/devel@lists.sourceforge.net}}
\DoxyCodeLine{12 \textcolor{comment}{ XDB-\/users@lists.sourceforge.net}}
\DoxyCodeLine{13 \textcolor{comment}{}}
\DoxyCodeLine{14 \textcolor{comment}{*/}}
\DoxyCodeLine{15 }
\DoxyCodeLine{16 }
\DoxyCodeLine{17 \textcolor{preprocessor}{\#ifndef \_\_XB\_INDEX\_H\_\_}}
\DoxyCodeLine{18 \textcolor{preprocessor}{\#define \_\_XB\_INDEX\_H\_\_}}
\DoxyCodeLine{19 }
\DoxyCodeLine{20 \textcolor{preprocessor}{\#ifdef XB\_INDEX\_SUPPORT}}
\DoxyCodeLine{21 }
\DoxyCodeLine{22 }
\DoxyCodeLine{23 \textcolor{preprocessor}{\#define XB\_ADD\_KEY 1}}
\DoxyCodeLine{24 \textcolor{preprocessor}{\#define XB\_UPD\_KEY 2}}
\DoxyCodeLine{25 \textcolor{preprocessor}{\#define XB\_DEL\_KEY 3}}
\DoxyCodeLine{26 }
\DoxyCodeLine{27 \textcolor{keyword}{namespace }\mbox{\hyperlink{namespacexb}{xb}}\{}
\DoxyCodeLine{28 }
\DoxyCodeLine{29 }
\DoxyCodeLine{30 }
\DoxyCodeLine{32 \textcolor{comment}{// structure for index nodes, each node contains information regarding one block}}
\DoxyCodeLine{33 \textcolor{keyword}{struct }XBDLLEXPORT xbIxNode \{}
\DoxyCodeLine{34 xbIxNode *npPrev; \textcolor{comment}{// pointer to previous node in chain}}
\DoxyCodeLine{35 xbIxNode *npNext; \textcolor{comment}{// pointer to next node in chain}}
\DoxyCodeLine{36 xbUInt32 iCurKeyNo; \textcolor{comment}{// current key number in the node, 0 offset}}
\DoxyCodeLine{37 xbUInt32 ulBlockNo; \textcolor{comment}{// this block number}}
\DoxyCodeLine{38 xbUInt32 ulBufSize; \textcolor{comment}{// size of cpBlockData}}
\DoxyCodeLine{39 \textcolor{keywordtype}{char} *cpBlockData; \textcolor{comment}{// pointer to memory version of block data stored in file}}
\DoxyCodeLine{40 \};}
\DoxyCodeLine{42 }
\DoxyCodeLine{43 }
\DoxyCodeLine{45 }
\DoxyCodeLine{120 \textcolor{keyword}{class }XBDLLEXPORT xbIx : \textcolor{keyword}{public} xbFile \{}
\DoxyCodeLine{121 \textcolor{keyword}{public}:}
\DoxyCodeLine{122 xbIx( \mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}} * d );}
\DoxyCodeLine{123 \textcolor{keyword}{virtual} \string~xbIx();}
\DoxyCodeLine{124 }
\DoxyCodeLine{125 \textcolor{keyword}{virtual} xbInt16 CheckTagIntegrity( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOpt ) = 0;}
\DoxyCodeLine{126 \textcolor{keyword}{virtual} xbInt16 Close();}
\DoxyCodeLine{127 \textcolor{keyword}{virtual} xbInt16 CreateTag( \textcolor{keyword}{const} xbString \&sName, \textcolor{keyword}{const} xbString \&sKey, \textcolor{keyword}{const} xbString \&sFilter, xbInt16 iDescending, xbInt16 iUnique, xbInt16 iOverlay, \textcolor{keywordtype}{void} **vpTag ) = 0;}
\DoxyCodeLine{128 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \textcolor{keyword}{const} xbString \&sKey, xbInt16 iRetrieveSw );}
\DoxyCodeLine{129 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \textcolor{keyword}{const} \textcolor{keywordtype}{char} * cKey, xbInt32 lKeyLen, xbInt16 iRetrieveSw );}
\DoxyCodeLine{130 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \textcolor{keyword}{const} xbBcd \&bcd, xbInt16 iRetrieveSw );}
\DoxyCodeLine{131 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \textcolor{keyword}{const} xbDate \&dtKey, xbInt16 iRetrieveSw );}
\DoxyCodeLine{132 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \mbox{\hyperlink{namespacexb_a25f47b226ce924a5c78f97989b0744a2}{xbDouble}} dKey, xbInt16 iRetrieveSw );}
\DoxyCodeLine{133 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vKey, xbInt32 lKeyLen, xbInt16 iRetrieveSw ) = 0;}
\DoxyCodeLine{134 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} *GetCurTag() \textcolor{keyword}{const};}
\DoxyCodeLine{135 \textcolor{keyword}{virtual} \mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}} *GetDbf() \textcolor{keyword}{const};}
\DoxyCodeLine{136 }
\DoxyCodeLine{137 \textcolor{keyword}{virtual} xbString \&GetKeyExpression( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{138 \textcolor{keyword}{virtual} xbString \&GetKeyFilter( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{139 \textcolor{keyword}{virtual} \textcolor{keywordtype}{char} GetKeyType( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{140 \textcolor{keyword}{virtual} \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} GetLocked() \textcolor{keyword}{const};}
\DoxyCodeLine{141 }
\DoxyCodeLine{142 \textcolor{keyword}{virtual} xbInt16 GetFirstKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw ) = 0;}
\DoxyCodeLine{143 \textcolor{keyword}{virtual} xbInt16 GetFirstKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{144 \textcolor{keyword}{virtual} xbInt16 GetFirstKey();}
\DoxyCodeLine{145 }
\DoxyCodeLine{146 \textcolor{keyword}{virtual} xbInt16 GetLastKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 lRetrieveSw ) = 0;}
\DoxyCodeLine{147 \textcolor{keyword}{virtual} xbInt16 GetLastKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{148 \textcolor{keyword}{virtual} xbInt16 GetLastKey();}
\DoxyCodeLine{149 }
\DoxyCodeLine{150 \textcolor{keyword}{virtual} xbInt16 GetNextKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw ) = 0;}
\DoxyCodeLine{151 \textcolor{keyword}{virtual} xbInt16 GetNextKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{152 \textcolor{keyword}{virtual} xbInt16 GetNextKey();}
\DoxyCodeLine{153 }
\DoxyCodeLine{154 \textcolor{keyword}{virtual} xbInt16 GetPrevKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw ) = 0;}
\DoxyCodeLine{155 \textcolor{keyword}{virtual} xbInt16 GetPrevKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{156 \textcolor{keyword}{virtual} xbInt16 GetPrevKey();}
\DoxyCodeLine{157 }
\DoxyCodeLine{158 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} *GetTag( xbInt16 iTagNo ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{159 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} *GetTag( xbString \&sTagName ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{160 \textcolor{keyword}{virtual} xbInt16 GetTagCount() \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{161 }
\DoxyCodeLine{162 \textcolor{keyword}{virtual} xbString \&GetTagName( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{163 \textcolor{keyword}{virtual} \textcolor{keyword}{const} \textcolor{keywordtype}{char} * GetTagName( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOpt ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{164 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} GetTagName( \textcolor{keywordtype}{void} *vpTag, xbString \&sTagName ) \{\};}
\DoxyCodeLine{165 }
\DoxyCodeLine{166 \textcolor{keyword}{virtual} \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} GetUnique( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{167 \textcolor{keyword}{virtual} \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} GetSortOrder( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{168 }
\DoxyCodeLine{169 \textcolor{keyword}{virtual} xbInt16 Open( \textcolor{keyword}{const} xbString \&sFileName );}
\DoxyCodeLine{170 \textcolor{keyword}{virtual} xbInt16 SetCurTag( xbInt16 iTagNo ) = 0;}
\DoxyCodeLine{171 \textcolor{keyword}{virtual} xbInt16 SetCurTag( xbString \&sTagName ) = 0;}
\DoxyCodeLine{172 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} SetCurTag( \textcolor{keywordtype}{void} * vpCurTag );}
\DoxyCodeLine{173 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} SetLocked( \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bLocked );}
\DoxyCodeLine{174 }
\DoxyCodeLine{175 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} TestStub( \textcolor{keywordtype}{char} *s, \textcolor{keywordtype}{void} *vpTag ) \{\};}
\DoxyCodeLine{176 }
\DoxyCodeLine{177 }
\DoxyCodeLine{178 }
\DoxyCodeLine{179 \textcolor{keyword}{virtual} xbInt16 Reindex( \textcolor{keywordtype}{void} **vpTag ) = 0;}
\DoxyCodeLine{180 }
\DoxyCodeLine{181 }
\DoxyCodeLine{182 \textcolor{preprocessor}{ \#ifdef XB\_DEBUG\_SUPPORT}}
\DoxyCodeLine{183 \textcolor{keyword}{virtual} xbInt16 DumpFreeBlocks( xbInt16 iOpt = 0 ) \{ \textcolor{keywordflow}{return} \mbox{\hyperlink{xbretcod_8h_ac720d5b4ec45bfd606f5865d40816e23}{XB\_NO\_ERROR}}; \}}
\DoxyCodeLine{184 \textcolor{keyword}{virtual} xbInt16 DumpHeader( xbInt16 iDestOpt = 0, xbInt16 iFmtOpt = 0 ) = 0;}
\DoxyCodeLine{185 \textcolor{keyword}{virtual} xbInt16 DumpIxForTag( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOutputOpt ) = 0;}
\DoxyCodeLine{186 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} DumpIxNodeChain( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOutputOpt ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{187 \textcolor{keyword}{virtual} xbInt16 DumpNode( \textcolor{keywordtype}{void} * vpTag, xbIxNode * pNode, xbInt16 iOption ) \textcolor{keyword}{const};}
\DoxyCodeLine{188 \textcolor{keyword}{virtual} xbInt16 DumpTagBlocks( xbInt16 iOpt = 1, \textcolor{keywordtype}{void} *vpTag = NULL ) = 0;}
\DoxyCodeLine{189 }
\DoxyCodeLine{190 \textcolor{preprocessor}{ \#endif}}
\DoxyCodeLine{191 }
\DoxyCodeLine{192 \textcolor{keyword}{protected}:}
\DoxyCodeLine{193 \textcolor{keyword}{friend} \textcolor{keyword}{class }\mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}};}
\DoxyCodeLine{194 }
\DoxyCodeLine{195 \textcolor{keyword}{virtual} xbInt16 AddKey( \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulRecNo ) = 0;}
\DoxyCodeLine{196 \textcolor{keyword}{virtual} xbInt16 AddKeys( xbUInt32 ulRecNo );}
\DoxyCodeLine{197 \textcolor{keyword}{virtual} xbIxNode *AllocateIxNode( xbUInt32 ulBufSize = 0, xbInt16 iOption = 0 );}
\DoxyCodeLine{198 \textcolor{keyword}{virtual} xbInt16 BSearchBlock( \textcolor{keywordtype}{char} cKeyType, xbIxNode *npNode, xbInt32 lKeyLen, \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpKey, xbInt32 lSearchKeyLen, xbInt16 \&iCompRc, \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bDescending = \mbox{\hyperlink{xbtypes_8h_adc4b6ca5ad299f63675136d9e03938cc}{xbFalse}} ) \textcolor{keyword}{const};}
\DoxyCodeLine{199 \textcolor{keyword}{virtual} xbInt16 CheckForDupKeys();}
\DoxyCodeLine{200 \textcolor{keyword}{virtual} xbInt16 CheckForDupKey( \textcolor{keywordtype}{void} *vpTag ) = 0;}
\DoxyCodeLine{201 \textcolor{keyword}{virtual} xbInt16 CompareKey( \textcolor{keywordtype}{char} cKeyType, \textcolor{keyword}{const} \textcolor{keywordtype}{void} *v1, \textcolor{keyword}{const} \textcolor{keywordtype}{void} *v2, \textcolor{keywordtype}{size\_t} lKeyLen ) \textcolor{keyword}{const};}
\DoxyCodeLine{202 \textcolor{keyword}{virtual} xbInt16 CreateKeys( xbInt16 iOpt );}
\DoxyCodeLine{203 \textcolor{keyword}{virtual} xbInt16 CreateKey( \textcolor{keywordtype}{void} * vpTag, xbInt16 iOpt ) = 0;}
\DoxyCodeLine{204 \textcolor{keyword}{virtual} xbInt16 DeleteFromNode( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npNode, xbInt16 iSlotNo ) = 0;}
\DoxyCodeLine{205 \textcolor{keyword}{virtual} xbInt16 DeleteKeys();}
\DoxyCodeLine{206 \textcolor{keyword}{virtual} xbInt16 DeleteKey( \textcolor{keywordtype}{void} *vpTag ) = 0;}
\DoxyCodeLine{207 \textcolor{keyword}{virtual} xbInt16 DeleteTag( \textcolor{keywordtype}{void} *vpTag ) = 0;}
\DoxyCodeLine{208 }
\DoxyCodeLine{209 \textcolor{keyword}{virtual} xbInt16 FindKeyForCurRec( \textcolor{keywordtype}{void} *vpTag ) = 0;}
\DoxyCodeLine{210 \textcolor{keyword}{virtual} xbIxNode *FreeNodeChain( xbIxNode *np );}
\DoxyCodeLine{211 \textcolor{keyword}{virtual} xbInt16 GetBlock( \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulBlockNo, xbInt16 iOpt, xbUInt32 ulAddlBuf = 0 );}
\DoxyCodeLine{212 \textcolor{keyword}{virtual} xbInt32 GetKeyCount( xbIxNode *npNode ) \textcolor{keyword}{const};}
\DoxyCodeLine{213 \textcolor{keyword}{virtual} \textcolor{keywordtype}{char} *GetKeyData( xbIxNode *npNode, xbInt16 iKeyNo, xbInt16 iKeyItemLen ) \textcolor{keyword}{const};}
\DoxyCodeLine{214 \textcolor{keyword}{virtual} xbInt16 GetKeySts( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{215 \textcolor{keyword}{virtual} xbInt16 GetLastKey( xbUInt32 ulNodeNo, \textcolor{keywordtype}{void} *vpTag, xbInt16 lRetrieveSw ) = 0;}
\DoxyCodeLine{216 \textcolor{keyword}{virtual} xbInt16 InsertNodeL( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npNode, xbInt16 iSlotNo, \textcolor{keywordtype}{char} * cpKeyBuf, xbUInt32 uiPtr ) = 0;}
\DoxyCodeLine{217 \textcolor{keyword}{virtual} xbInt16 InsertNodeI( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npNode, xbInt16 iSlotNo, xbUInt32 uiPtr ) = 0;}
\DoxyCodeLine{218 \textcolor{keyword}{virtual} xbInt16 KeyExists( \textcolor{keywordtype}{void} * ) = 0;}
\DoxyCodeLine{219 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} NodeFree( xbIxNode * ixNode );}
\DoxyCodeLine{220 \textcolor{keyword}{virtual} xbInt16 ReadHeadBlock( xbInt16 iOpt = 0 ) = 0;}
\DoxyCodeLine{221 \textcolor{comment}{// virtual xbInt16 Reindex( void **vpTag ) = 0;}}
\DoxyCodeLine{222 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} SetDbf( \mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}} *dbf );}
\DoxyCodeLine{223 \textcolor{keyword}{virtual} xbInt16 SplitNodeL( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npLeft, xbIxNode *npRight, xbInt16 iSlotNo, \textcolor{keywordtype}{char} *cpKeyBuf, xbUInt32 uiPtr ) = 0;}
\DoxyCodeLine{224 \textcolor{keyword}{virtual} xbInt16 SplitNodeI( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npLeft, xbIxNode *npRight, xbInt16 iSlotNo, xbUInt32 uiPtr ) = 0;}
\DoxyCodeLine{225 \textcolor{keyword}{virtual} xbInt16 UpdateTagKey( \textcolor{keywordtype}{char} cAction, \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulRecNo = 0 ) = 0;}
\DoxyCodeLine{226 \textcolor{keyword}{virtual} xbInt16 WriteHeadBlock( xbInt16 iOption ) = 0;}
\DoxyCodeLine{227 }
\DoxyCodeLine{228 \mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}} *dbf;}
\DoxyCodeLine{229 \textcolor{keywordtype}{char} *cNodeBuf; \textcolor{comment}{// pointer to memory for processing in a block of index data}}
\DoxyCodeLine{230 \textcolor{keywordtype}{void} *vpCurTag; \textcolor{comment}{// pointer to active tag. Single index files have only one tag}}
\DoxyCodeLine{231 }
\DoxyCodeLine{232 \textcolor{keyword}{private}:}
\DoxyCodeLine{233 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} AppendNodeChain( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode ) = 0;}
\DoxyCodeLine{234 \textcolor{keyword}{virtual} xbInt16 GetKeyPtr( \textcolor{keywordtype}{void} *vpTag, xbInt16 iKeyNo, xbIxNode *npNode, xbUInt32 \&ulKeyPtr ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{235 \textcolor{keyword}{virtual} \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} IsLeaf( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode ) \textcolor{keyword}{const} = 0;}
\DoxyCodeLine{236 \textcolor{comment}{// virtual void SetCurNode( void *vpTag, xbIxNode *npNode ) = 0;}}
\DoxyCodeLine{237 }
\DoxyCodeLine{238 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bLocked; \textcolor{comment}{// index file locked?}}
\DoxyCodeLine{239 \};}
\DoxyCodeLine{240 }
\DoxyCodeLine{241 \textcolor{preprocessor}{\#ifdef XB\_NDX\_SUPPORT}}
\DoxyCodeLine{242 }
\DoxyCodeLine{243 \textcolor{preprocessor}{\#define XB\_NDX\_BLOCK\_SIZE 512}}
\DoxyCodeLine{244 }
\DoxyCodeLine{245 }
\DoxyCodeLine{247 \textcolor{keyword}{struct }XBDLLEXPORT xbNdxTag \{}
\DoxyCodeLine{248 }
\DoxyCodeLine{249 \textcolor{comment}{// NDX File Header Fields}}
\DoxyCodeLine{250 xbUInt32 ulRootBlock; \textcolor{comment}{// header node is 0}}
\DoxyCodeLine{251 xbUInt32 ulTotalBlocks; \textcolor{comment}{// includes header node}}
\DoxyCodeLine{252 \textcolor{keywordtype}{char} cKeyType; \textcolor{comment}{// C = Char, F = Numeric, D = Date}}
\DoxyCodeLine{253 xbInt16 iKeyLen; \textcolor{comment}{// length of key data}}
\DoxyCodeLine{254 xbInt16 iKeysPerBlock; \textcolor{comment}{// max number keys per block <=100}}
\DoxyCodeLine{255 xbInt16 iKeyType; \textcolor{comment}{// 00 = Char, 01 = Numeric}}
\DoxyCodeLine{256 xbInt16 iKeyItemLen; \textcolor{comment}{// KeyLen + 8 bytes}}
\DoxyCodeLine{257 \textcolor{keywordtype}{char} cSerNo; \textcolor{comment}{// rolling incrementing serial number +1 on each index update}}
\DoxyCodeLine{258 xbInt16 iUnique; \textcolor{comment}{// True if unique}}
\DoxyCodeLine{259 xbString sKeyExpression; \textcolor{comment}{// index expression}}
\DoxyCodeLine{260 \textcolor{comment}{// end of NDX Header field}}
\DoxyCodeLine{261 }
\DoxyCodeLine{262 xbExp *exp; \textcolor{comment}{// pointer to expression for expression keys}}
\DoxyCodeLine{263 time\_t tNodeChainTs; \textcolor{comment}{// node chain time stamp}}
\DoxyCodeLine{264 xbIxNode *npNodeChain;}
\DoxyCodeLine{265 xbIxNode *npCurNode;}
\DoxyCodeLine{266 \textcolor{keywordtype}{char} *cpKeyBuf; \textcolor{comment}{// key buffer, for searches and adds}}
\DoxyCodeLine{267 \textcolor{keywordtype}{char} *cpKeyBuf2; \textcolor{comment}{// key buffer, for deletes}}
\DoxyCodeLine{268 xbString sTagName; \textcolor{comment}{// tag name -\/ is the file name without the extension}}
\DoxyCodeLine{269 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bFoundSts; \textcolor{comment}{// key found? used to determine if new key should be added in XB\_EMULATE\_DBASE mode in AddKey}}
\DoxyCodeLine{270 }
\DoxyCodeLine{271 }
\DoxyCodeLine{272 xbInt16 iKeySts; \textcolor{comment}{// key updated? set in method CreateKey, checked in AddKey and DeleteKey routines}}
\DoxyCodeLine{273 \textcolor{comment}{// old key filtered new key filtered iKeySts}}
\DoxyCodeLine{274 \textcolor{comment}{// Y Y XB\_UPD\_KEY 2 -\/ update key if changed (delete and add)}}
\DoxyCodeLine{275 \textcolor{comment}{// Y N XB\_DEL\_KEY 3 -\/ delete key}}
\DoxyCodeLine{276 \textcolor{comment}{// N Y XB\_ADD\_KEY 1 -\/ add key}}
\DoxyCodeLine{277 \textcolor{comment}{// N N 0 -\/ no update}}
\DoxyCodeLine{278 }
\DoxyCodeLine{279 \};}
\DoxyCodeLine{281 }
\DoxyCodeLine{283 }
\DoxyCodeLine{302 \textcolor{keyword}{class }XBDLLEXPORT xbIxNdx : \textcolor{keyword}{public} xbIx \{}
\DoxyCodeLine{303 \textcolor{keyword}{public}:}
\DoxyCodeLine{304 xbIxNdx( \mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}} * d );}
\DoxyCodeLine{305 \string~xbIxNdx();}
\DoxyCodeLine{306 xbInt16 CheckTagIntegrity( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOpt );}
\DoxyCodeLine{307 xbInt16 CreateTag( \textcolor{keyword}{const} xbString \&sName, \textcolor{keyword}{const} xbString \&sKey, \textcolor{keyword}{const} xbString \&sFilter, xbInt16 iDescending, xbInt16 iUnique, xbInt16 iOverlay, \textcolor{keywordtype}{void} **vpTag );}
\DoxyCodeLine{308 xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpKey, xbInt32 lKeyLen, xbInt16 iRetrieveSw );}
\DoxyCodeLine{309 xbInt16 GetFirstKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw );}
\DoxyCodeLine{310 }
\DoxyCodeLine{311 xbInt16 GetLastKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw = 1 );}
\DoxyCodeLine{312 xbInt16 GetNextKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw = 1 );}
\DoxyCodeLine{313 xbInt16 GetPrevKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw = 1 );}
\DoxyCodeLine{314 xbInt32 GetKeyLen ( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{315 \textcolor{keywordtype}{char} GetKeyType ( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{316 xbString \&GetKeyExpression( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{317 xbString \&GetKeyFilter( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{318 \textcolor{keywordtype}{void} *GetTag( xbInt16 iTagNo ) \textcolor{keyword}{const};}
\DoxyCodeLine{319 \textcolor{keywordtype}{void} *GetTag( xbString \&sTagName ) \textcolor{keyword}{const};}
\DoxyCodeLine{320 xbString \&GetTagName( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{321 \textcolor{keyword}{const} \textcolor{keywordtype}{char} * GetTagName( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOpt ) \textcolor{keyword}{const};}
\DoxyCodeLine{322 }
\DoxyCodeLine{323 xbInt16 GetTagCount() \textcolor{keyword}{const};}
\DoxyCodeLine{324 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} GetUnique( \textcolor{keywordtype}{void} *vpTag = NULL ) \textcolor{keyword}{const};}
\DoxyCodeLine{325 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} GetSortOrder( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{326 xbInt16 SetCurTag( xbInt16 iTagNo );}
\DoxyCodeLine{327 xbInt16 SetCurTag( xbString \&sTagName );}
\DoxyCodeLine{328 }
\DoxyCodeLine{329 \textcolor{preprocessor}{ \#ifdef XB\_DEBUG\_SUPPORT}}
\DoxyCodeLine{330 xbInt16 DumpTagBlocks( xbInt16 iOpt = 1, \textcolor{keywordtype}{void} *vpTag = NULL );}
\DoxyCodeLine{331 xbInt16 DumpHeader( xbInt16 iOpt = 0, xbInt16 iFmt = 0 );}
\DoxyCodeLine{332 xbInt16 DumpIxForTag( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOutputOpt );}
\DoxyCodeLine{333 \textcolor{keywordtype}{void} DumpIxNodeChain( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOutputOpt ) \textcolor{keyword}{const};}
\DoxyCodeLine{334 xbInt16 DumpNode( \textcolor{keywordtype}{void} * vpTag, xbIxNode * pNode, xbInt16 iOption ) \textcolor{keyword}{const};}
\DoxyCodeLine{335 \textcolor{preprocessor}{ \#endif}}
\DoxyCodeLine{336 }
\DoxyCodeLine{337 xbInt16 Reindex( \textcolor{keywordtype}{void} **vpTag );}
\DoxyCodeLine{338 }
\DoxyCodeLine{339 }
\DoxyCodeLine{340 \textcolor{keyword}{protected}:}
\DoxyCodeLine{341 \textcolor{keyword}{friend} \textcolor{keyword}{class }\mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}};}
\DoxyCodeLine{342 xbInt16 AddKey( \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulRecNo );}
\DoxyCodeLine{343 xbIxNode *AllocateIxNode( xbUInt32 ulBufSize = 0, xbInt16 iOption = 0 );}
\DoxyCodeLine{344 xbInt16 CheckForDupKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{345 xbIxNode *CreateIxNode( xbUInt32 ulBufSize );}
\DoxyCodeLine{346 xbInt16 CreateKey( \textcolor{keywordtype}{void} * vpTag, xbInt16 iOpt );}
\DoxyCodeLine{347 xbInt16 DeleteFromNode( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npNode, xbInt16 iSlotNo );}
\DoxyCodeLine{348 xbInt16 DeleteKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{349 xbInt16 DeleteTag( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{350 xbInt16 FindKeyForCurRec( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{351 xbInt16 GetKeyTypeN( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{352 xbInt16 GetKeySts( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{353 xbInt16 GetLastKey( xbUInt32 ulNodeNo, \textcolor{keywordtype}{void} *vpTag, xbInt16 iRetrieveSw = 1 );}
\DoxyCodeLine{354 xbInt16 InsertNodeI( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npNode, xbInt16 iSlotNo, xbUInt32 uiPtr );}
\DoxyCodeLine{355 xbInt16 InsertNodeL( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npNode, xbInt16 iSlotNo, \textcolor{keywordtype}{char} * cpKeyBuf, xbUInt32 uiPtr );}
\DoxyCodeLine{356 xbInt16 KeyExists( \textcolor{keywordtype}{void} *vpTag = NULL );}
\DoxyCodeLine{357 xbInt16 ReadHeadBlock(xbInt16 iOpt); \textcolor{comment}{// read the header node of the disk NDX file}}
\DoxyCodeLine{358 \textcolor{comment}{// xbInt16 Reindex( void **vpTag );}}
\DoxyCodeLine{359 xbInt16 SplitNodeI( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npLeft, xbIxNode *npRight, xbInt16 iSlotNo, xbUInt32 uiPtr );}
\DoxyCodeLine{360 xbInt16 SplitNodeL( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npLeft, xbIxNode *npRight, xbInt16 iSlotNo, \textcolor{keywordtype}{char} *cpKeyBuf, xbUInt32 uiPtr );}
\DoxyCodeLine{361 xbInt16 UpdateTagKey( \textcolor{keywordtype}{char} cAction, \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulRecNo = 0 );}
\DoxyCodeLine{362 xbInt16 WriteHeadBlock( xbInt16 iOption );}
\DoxyCodeLine{363 }
\DoxyCodeLine{364 \textcolor{keyword}{private}:}
\DoxyCodeLine{365 xbInt16 AddKeyNewRoot( xbNdxTag *npTag, xbIxNode *npLeft, xbIxNode *npRight );}
\DoxyCodeLine{366 \textcolor{keywordtype}{void} AppendNodeChain( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode );}
\DoxyCodeLine{367 xbInt16 GetDbfPtr( \textcolor{keywordtype}{void} *vpTag, xbInt16 iKeyNo, xbIxNode *npNode, xbUInt32 \&ulDbfPtr ) \textcolor{keyword}{const};}
\DoxyCodeLine{368 xbInt16 GetKeyPtr( \textcolor{keywordtype}{void} *vpTag, xbInt16 iKeyNo, xbIxNode *npNode, xbUInt32 \&ulKeyPtr ) \textcolor{keyword}{const};}
\DoxyCodeLine{369 xbInt16 GetLastKeyForBlockNo( \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulBlockNo, \textcolor{keywordtype}{char} *cpKeyBuf );}
\DoxyCodeLine{370 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} IsLeaf( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode ) \textcolor{keyword}{const};}
\DoxyCodeLine{371 xbInt16 KeySetPosAdd( xbNdxTag *npTag, xbUInt32 ulAddKeyRecNo );}
\DoxyCodeLine{372 xbInt16 KeySetPosDel( xbNdxTag *npTag );}
\DoxyCodeLine{373 xbNdxTag *ndxTag;}
\DoxyCodeLine{374 \};}
\DoxyCodeLine{375 }
\DoxyCodeLine{376 \textcolor{preprocessor}{\#endif }\textcolor{comment}{/* XB\_NDX\_SUPPORT */}\textcolor{preprocessor}{}}
\DoxyCodeLine{377 }
\DoxyCodeLine{378 }
\DoxyCodeLine{379 \textcolor{preprocessor}{\#ifdef XB\_MDX\_SUPPORT}}
\DoxyCodeLine{380 \textcolor{comment}{//\#define XB\_MDX\_BLOCK\_SIZE 1024}}
\DoxyCodeLine{381 }
\DoxyCodeLine{382 \textcolor{keyword}{struct }XBDLLEXPORT xbMdxTag \{}
\DoxyCodeLine{383 }
\DoxyCodeLine{384 \textcolor{comment}{// next 7 fields comprise the tag table entry}}
\DoxyCodeLine{385 xbUInt32 ulTagHdrPageNo; \textcolor{comment}{// 512 byte page number, NOT block number}}
\DoxyCodeLine{386 \textcolor{keywordtype}{char} cTagName[11];}
\DoxyCodeLine{387 \textcolor{keywordtype}{char} cKeyFmt; \textcolor{comment}{// always 0x10 w/ DBase V7}}
\DoxyCodeLine{388 \textcolor{keywordtype}{char} cLeftChild; \textcolor{comment}{// cFwdTagThread}}
\DoxyCodeLine{389 \textcolor{keywordtype}{char} cRightChild; \textcolor{comment}{// cFwdTagThread2}}
\DoxyCodeLine{390 \textcolor{keywordtype}{char} cParent; \textcolor{comment}{// cBwdTagThread}}
\DoxyCodeLine{391 \textcolor{keywordtype}{char} c2;}
\DoxyCodeLine{392 \textcolor{keywordtype}{char} cKeyType; \textcolor{comment}{// C,D,N}}
\DoxyCodeLine{393 }
\DoxyCodeLine{394 xbUInt32 ulRootPage; \textcolor{comment}{// 512 byte page number, NOT block number}}
\DoxyCodeLine{395 xbUInt32 ulTagSize; \textcolor{comment}{// Number of 512 byte pages allocated to the tag. Tag size of two is a single 1024 block}}
\DoxyCodeLine{396 }
\DoxyCodeLine{397 \textcolor{keywordtype}{char} cKeyFmt2; \textcolor{comment}{// 0x10 -\/ base}}
\DoxyCodeLine{398 \textcolor{comment}{// 0x08 -\/ descending}}
\DoxyCodeLine{399 \textcolor{comment}{// 0x40 -\/ unique}}
\DoxyCodeLine{400 \textcolor{keywordtype}{char} cKeyType2;}
\DoxyCodeLine{401 \textcolor{comment}{// one unused byte fits here}}
\DoxyCodeLine{402 }
\DoxyCodeLine{403 \textcolor{keywordtype}{char} cTag11; \textcolor{comment}{// dbase sets to 0x1B}}
\DoxyCodeLine{404 xbInt16 iKeyLen;}
\DoxyCodeLine{405 xbInt16 iKeysPerBlock;}
\DoxyCodeLine{406 xbInt16 iSecKeyType;}
\DoxyCodeLine{407 xbInt16 iKeyItemLen; \textcolor{comment}{// iKeyLen + 4}}
\DoxyCodeLine{408 }
\DoxyCodeLine{409 \textcolor{keywordtype}{char} cSerialNo; \textcolor{comment}{// Increments +1 for each tag update}}
\DoxyCodeLine{410 \textcolor{keywordtype}{char} cUnique;}
\DoxyCodeLine{411 xbString *sKeyExp; \textcolor{comment}{// Key expression}}
\DoxyCodeLine{412 \textcolor{keywordtype}{char} cHasFilter; \textcolor{comment}{// 0x00 or 0x01}}
\DoxyCodeLine{413 \textcolor{keywordtype}{char} cHasKeys; \textcolor{comment}{// 0x00 or 0x01}}
\DoxyCodeLine{414 xbUInt32 ulLeftChild; \textcolor{comment}{// dbase 7 sets this to the root page on tag creation}}
\DoxyCodeLine{415 xbUInt32 ulRightChild; \textcolor{comment}{// dbase 7 sets this to the root page on tag creation}}
\DoxyCodeLine{416 }
\DoxyCodeLine{417 \textcolor{keywordtype}{char} cTagYY;}
\DoxyCodeLine{418 \textcolor{keywordtype}{char} cTagMM;}
\DoxyCodeLine{419 \textcolor{keywordtype}{char} cTagDD;}
\DoxyCodeLine{420 }
\DoxyCodeLine{421 \textcolor{keywordtype}{char} cKeyFmt3; \textcolor{comment}{// dbase 7 sets this 0x01 if discreet field or 0x00 if calculated or combination field key expression on tag creation}}
\DoxyCodeLine{422 }
\DoxyCodeLine{423 xbString *sFiltExp; \textcolor{comment}{// Filter expression}}
\DoxyCodeLine{424 }
\DoxyCodeLine{425 time\_t tNodeChainTs;}
\DoxyCodeLine{426 xbIxNode *npNodeChain;}
\DoxyCodeLine{427 xbIxNode *npCurNode;}
\DoxyCodeLine{428 xbExp *exp; \textcolor{comment}{// pointer to expression for expression based tags}}
\DoxyCodeLine{429 xbExp *filter; \textcolor{comment}{// pointer to expression for index filter}}
\DoxyCodeLine{430 }
\DoxyCodeLine{431 \textcolor{keywordtype}{char} *cpKeyBuf; \textcolor{comment}{// key buffer}}
\DoxyCodeLine{432 \textcolor{keywordtype}{char} *cpKeyBuf2; \textcolor{comment}{// key buffer}}
\DoxyCodeLine{433 xbString *sTagName; \textcolor{comment}{// string tag name}}
\DoxyCodeLine{434 }
\DoxyCodeLine{435 }
\DoxyCodeLine{436 xbMdxTag *next;}
\DoxyCodeLine{437 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bFoundSts; \textcolor{comment}{// key found? used to determine if new key should be added in XB\_EMULATE\_DBASE mode in AddKey}}
\DoxyCodeLine{438 }
\DoxyCodeLine{439 }
\DoxyCodeLine{440 xbInt16 iKeySts; \textcolor{comment}{// key updated? set in method CreateKey, checked in AddKey and DeleteKey routines}}
\DoxyCodeLine{441 \textcolor{comment}{// old key filtered new key filtered iKeySts}}
\DoxyCodeLine{442 \textcolor{comment}{// Y Y XB\_UPD\_KEY 2 -\/ update key if changed (delete and add)}}
\DoxyCodeLine{443 \textcolor{comment}{// Y N XB\_DEL\_KEY 3 -\/ delete key}}
\DoxyCodeLine{444 \textcolor{comment}{// N Y XB\_ADD\_KEY 1 -\/ add key}}
\DoxyCodeLine{445 \textcolor{comment}{// N N 0 -\/ no update}}
\DoxyCodeLine{446 }
\DoxyCodeLine{447 }
\DoxyCodeLine{448 \};}
\DoxyCodeLine{449 }
\DoxyCodeLine{450 }
\DoxyCodeLine{451 \textcolor{keyword}{class }XBDLLEXPORT xbIxMdx : \textcolor{keyword}{public} xbIx \{}
\DoxyCodeLine{452 \textcolor{keyword}{public}:}
\DoxyCodeLine{453 xbIxMdx( \mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}} * d );}
\DoxyCodeLine{454 \string~xbIxMdx();}
\DoxyCodeLine{455 \textcolor{keyword}{virtual} xbInt16 CheckTagIntegrity( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOpt );}
\DoxyCodeLine{456 \textcolor{keyword}{virtual} xbInt16 CreateTag( \textcolor{keyword}{const} xbString \&sName, \textcolor{keyword}{const} xbString \&sKey, \textcolor{keyword}{const} xbString \&sFilter, xbInt16 iDescending, xbInt16 iUnique, xbInt16 iOverlay, \textcolor{keywordtype}{void} **vpTag );}
\DoxyCodeLine{457 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vKey, xbInt32 lKeyLen, xbInt16 iRetrieveSw );}
\DoxyCodeLine{458 \textcolor{keyword}{virtual} xbInt16 FindKey( \textcolor{keywordtype}{void} *vpTag, \mbox{\hyperlink{namespacexb_a25f47b226ce924a5c78f97989b0744a2}{xbDouble}} dKey, xbInt16 iRetrieveSw );}
\DoxyCodeLine{459 \textcolor{keyword}{virtual} xbInt16 GetFirstKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 lRetrieveSw );}
\DoxyCodeLine{460 \textcolor{keyword}{virtual} xbString \&GetKeyExpression( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{461 \textcolor{keyword}{virtual} xbString \&GetKeyFilter( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{462 \textcolor{keyword}{virtual} \textcolor{keywordtype}{char} GetKeyType( \textcolor{keyword}{const} \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{463 \textcolor{keyword}{virtual} xbInt16 GetLastKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 lRetrieveSw );}
\DoxyCodeLine{464 \textcolor{keyword}{virtual} xbInt16 GetNextKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 lRetrieveSw );}
\DoxyCodeLine{465 \textcolor{keyword}{virtual} xbInt16 GetPrevKey( \textcolor{keywordtype}{void} *vpTag, xbInt16 lRetrieveSw );}
\DoxyCodeLine{466 \textcolor{keyword}{virtual} \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} GetReuseEmptyNodesSw() \textcolor{keyword}{const};}
\DoxyCodeLine{467 \textcolor{keyword}{virtual} \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} GetSortOrder( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{468 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} *GetTag( xbInt16 iTagNo ) \textcolor{keyword}{const};}
\DoxyCodeLine{469 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} *GetTag( xbString \&sTagName ) \textcolor{keyword}{const};}
\DoxyCodeLine{470 \textcolor{keyword}{virtual} xbInt16 GetTagCount() \textcolor{keyword}{const};}
\DoxyCodeLine{471 }
\DoxyCodeLine{472 \textcolor{keyword}{virtual} xbString \&GetTagName( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{473 \textcolor{keyword}{virtual} \textcolor{keyword}{const} \textcolor{keywordtype}{char} * GetTagName( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOpt ) \textcolor{keyword}{const};}
\DoxyCodeLine{474 \textcolor{keyword}{virtual} \textcolor{keywordtype}{void} GetTagName( \textcolor{keywordtype}{void} *vpTag, xbString \&sTagName );}
\DoxyCodeLine{475 }
\DoxyCodeLine{476 \textcolor{keyword}{virtual} xbInt16 GetUnique( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{477 \textcolor{keyword}{virtual} xbInt16 SetCurTag( xbInt16 iTagNo );}
\DoxyCodeLine{478 \textcolor{keyword}{virtual} xbInt16 SetCurTag( xbString \&sTagName );}
\DoxyCodeLine{479 \textcolor{keywordtype}{void} SetReuseEmptyNodesSw( \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bReuse );}
\DoxyCodeLine{480 }
\DoxyCodeLine{481 \textcolor{keywordtype}{void} TestStub( \textcolor{keywordtype}{char} *s, \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{482 }
\DoxyCodeLine{483 }
\DoxyCodeLine{484 \textcolor{keyword}{virtual} xbInt16 Reindex( \textcolor{keywordtype}{void} **vpTag );}
\DoxyCodeLine{485 }
\DoxyCodeLine{486 }
\DoxyCodeLine{487 \textcolor{keyword}{protected}:}
\DoxyCodeLine{488 \textcolor{keyword}{friend} \textcolor{keyword}{class }\mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}};}
\DoxyCodeLine{489 }
\DoxyCodeLine{490 xbInt16 AddKey( \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulRecNo );}
\DoxyCodeLine{491 xbIxNode *AllocateIxNode( xbMdxTag * mpTag, xbUInt32 ulBufSize, xbUInt32 ulBlock2 );}
\DoxyCodeLine{492 \textcolor{keywordtype}{void} CalcBtreePointers();}
\DoxyCodeLine{493 \textcolor{keywordtype}{char} CalcTagKeyFmt( xbExp \&exp );}
\DoxyCodeLine{494 }
\DoxyCodeLine{495 xbInt16 CheckForDupKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{496 \textcolor{keyword}{virtual} xbInt16 Close();}
\DoxyCodeLine{497 xbInt16 CreateKey( \textcolor{keywordtype}{void} * vpTag, xbInt16 iOpt );}
\DoxyCodeLine{498 xbInt16 DeleteFromNode( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npNode, xbInt16 iSlotNo );}
\DoxyCodeLine{499 xbInt16 DeleteKey( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{500 }
\DoxyCodeLine{501 \textcolor{keyword}{virtual} xbInt16 DeleteTag( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{502 }
\DoxyCodeLine{503 xbInt16 FindKeyForCurRec( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{504 xbInt16 GetKeySts( \textcolor{keywordtype}{void} *vpTag ) \textcolor{keyword}{const};}
\DoxyCodeLine{505 xbInt16 GetLastKey( xbUInt32 ulBlockNo, \textcolor{keywordtype}{void} *vpTag, xbInt16 lRetrieveSw );}
\DoxyCodeLine{506 \textcolor{keywordtype}{void} *GetTagTblPtr() \textcolor{keyword}{const};}
\DoxyCodeLine{507 }
\DoxyCodeLine{508 xbInt16 HarvestTagNodes( xbMdxTag *mpTag, \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bRecycleRoot = \mbox{\hyperlink{xbtypes_8h_adc4b6ca5ad299f63675136d9e03938cc}{xbFalse}} );}
\DoxyCodeLine{509 \textcolor{keywordtype}{void} Init( xbInt16 iOpt = 0 );}
\DoxyCodeLine{510 xbInt16 InsertNodeI( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode, xbInt16 iSlotNo, xbUInt32 uiPtr );}
\DoxyCodeLine{511 xbInt16 InsertNodeL( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode, xbInt16 iSlotNo, \textcolor{keywordtype}{char} *cpKeyBuf, xbUInt32 uiPtr );}
\DoxyCodeLine{512 xbInt16 KeyExists( \textcolor{keywordtype}{void} * );}
\DoxyCodeLine{513 xbInt16 LoadTagTable();}
\DoxyCodeLine{514 xbInt16 ReadHeadBlock(xbInt16 iOpt); \textcolor{comment}{// read the header node of the disk file}}
\DoxyCodeLine{515 \textcolor{comment}{//virtual xbInt16 Reindex( void **vpTag );}}
\DoxyCodeLine{516 xbInt16 SplitNodeI( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npLeft, xbIxNode *npRight, xbInt16 iSlotNo, xbUInt32 uiPtr );}
\DoxyCodeLine{517 xbInt16 SplitNodeL( \textcolor{keywordtype}{void} *vpTag, xbIxNode * npLeft, xbIxNode *npRight, xbInt16 iSlotNo, \textcolor{keywordtype}{char} *cpKeyBuf, xbUInt32 uiPtr );}
\DoxyCodeLine{518 xbInt16 UpdateTagKey( \textcolor{keywordtype}{char} cAction, \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulRecNo = 0 );}
\DoxyCodeLine{519 xbInt16 WriteHeadBlock( xbInt16 iOption );}
\DoxyCodeLine{520 }
\DoxyCodeLine{521 \textcolor{preprocessor}{ \#ifdef XB\_DEBUG\_SUPPORT}}
\DoxyCodeLine{522 xbInt16 DumpTagBlocks( xbInt16 iOpt = 1, \textcolor{keywordtype}{void} *vpTag = NULL );}
\DoxyCodeLine{523 xbInt16 DumpFreeBlocks( xbInt16 iOpt = 0 );}
\DoxyCodeLine{524 xbInt16 DumpHeader( xbInt16 iOpt = 0, xbInt16 iFmtOpt = 0 );}
\DoxyCodeLine{525 xbInt16 DumpIxForTag( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOutputOpt );}
\DoxyCodeLine{526 \textcolor{keywordtype}{void} DumpIxNodeChain( \textcolor{keywordtype}{void} *vpTag, xbInt16 iOutputOpt ) \textcolor{keyword}{const};}
\DoxyCodeLine{527 \textcolor{preprocessor}{ \#endif}}
\DoxyCodeLine{528 }
\DoxyCodeLine{529 }
\DoxyCodeLine{530 xbMdxTag *mdxTagTbl;}
\DoxyCodeLine{531 }
\DoxyCodeLine{532 \textcolor{comment}{// MDX File Header Fields}}
\DoxyCodeLine{533 \textcolor{keywordtype}{char} cVersion;}
\DoxyCodeLine{534 \textcolor{keywordtype}{char} cCreateYY;}
\DoxyCodeLine{535 \textcolor{keywordtype}{char} cCreateMM;}
\DoxyCodeLine{536 \textcolor{keywordtype}{char} cCreateDD;}
\DoxyCodeLine{537 xbString sFileName;}
\DoxyCodeLine{538 xbInt16 iBlockFactor; \textcolor{comment}{// 1-\/32 \#of 512 byte segments in a block}}
\DoxyCodeLine{539 }
\DoxyCodeLine{540 \textcolor{comment}{// use file version}}
\DoxyCodeLine{541 \textcolor{comment}{// xbInt16 iBlockSize; // Stored at the xbFile level}}
\DoxyCodeLine{542 }
\DoxyCodeLine{543 \textcolor{keywordtype}{char} cProdIxFlag;}
\DoxyCodeLine{544 \textcolor{keywordtype}{char} cTagEntryCnt;}
\DoxyCodeLine{545 xbInt16 iTagLen;}
\DoxyCodeLine{546 xbInt16 iTagUseCnt;}
\DoxyCodeLine{547 \textcolor{keywordtype}{char} cNextTag; \textcolor{comment}{// byte 28 +1}}
\DoxyCodeLine{548 \textcolor{keywordtype}{char} c1B; \textcolor{comment}{// always 0x1B}}
\DoxyCodeLine{549 xbUInt32 ulPageCnt; \textcolor{comment}{// number of 512 byte pages in the mdx file}}
\DoxyCodeLine{550 xbUInt32 ulFirstFreePage; \textcolor{comment}{// page number corresponding to the next free block}}
\DoxyCodeLine{551 xbUInt32 ulNoOfBlockAvail; \textcolor{comment}{// might be improperly named?? not sure how it is used}}
\DoxyCodeLine{552 \textcolor{keywordtype}{char} cUpdateYY;}
\DoxyCodeLine{553 \textcolor{keywordtype}{char} cUpdateMM;}
\DoxyCodeLine{554 \textcolor{keywordtype}{char} cUpdateDD;}
\DoxyCodeLine{555 \textcolor{comment}{// end of MDX Header fields}}
\DoxyCodeLine{556 }
\DoxyCodeLine{557 }
\DoxyCodeLine{558 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bReuseEmptyNodes; \textcolor{comment}{// Reuese empty MDX nodes when all keys deleted?}}
\DoxyCodeLine{559 \textcolor{comment}{// DBase 7.x and MS ODBC drivers do not reuse empty nodes, leaves them stranded in the file}}
\DoxyCodeLine{560 \textcolor{comment}{// Codebase 6.x reuses empty nodes.}}
\DoxyCodeLine{561 \textcolor{comment}{// Setting this to True will reuse empty nodes in the same manner Codebase 6.x reuses them.}}
\DoxyCodeLine{562 }
\DoxyCodeLine{563 }
\DoxyCodeLine{564 \textcolor{keyword}{private}:}
\DoxyCodeLine{565 xbInt16 AddKeyNewRoot( xbMdxTag *npTag, xbIxNode *npLeft, xbIxNode *npRight );}
\DoxyCodeLine{566 \textcolor{keywordtype}{void} AppendNodeChain( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode );}
\DoxyCodeLine{567 xbUInt32 BlockToPage( xbUInt32 ulBlockNo );}
\DoxyCodeLine{568 xbMdxTag *ClearTagTable();}
\DoxyCodeLine{569 xbInt16 DumpBlock( xbInt16 iOpt, xbUInt32 ulBlockNo, xbMdxTag * mpTag );}
\DoxyCodeLine{570 xbInt16 GetDbfPtr( \textcolor{keywordtype}{void} *vpTag, xbInt16 iKeyNo, xbIxNode *npNode, xbUInt32 \&ulDbfPtr ) \textcolor{keyword}{const};}
\DoxyCodeLine{571 xbInt16 GetKeyPtr( \textcolor{keywordtype}{void} *vpTag, xbInt16 iKeyNo, xbIxNode *npNode, xbUInt32 \&ulKeyPtr ) \textcolor{keyword}{const};}
\DoxyCodeLine{572 xbInt16 GetLastKeyForBlockNo( \textcolor{keywordtype}{void} *vpTag, xbUInt32 ulBlockNo, \textcolor{keywordtype}{char} *cpKeyBuf );}
\DoxyCodeLine{573 xbInt16 HarvestEmptyNode( xbMdxTag *mpTag, xbIxNode *npNode, xbInt16 iOpt, \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} bHarvestRoot = \mbox{\hyperlink{xbtypes_8h_adc4b6ca5ad299f63675136d9e03938cc}{xbFalse}} );}
\DoxyCodeLine{574 \mbox{\hyperlink{namespacexb_ab1a750481dd487f0d384aa1d200dff0f}{xbBool}} IsLeaf( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode ) \textcolor{keyword}{const};}
\DoxyCodeLine{575 xbInt16 KeySetPosAdd( xbMdxTag *mpTag, xbUInt32 ulAddKeyRecNo );}
\DoxyCodeLine{576 xbInt16 KeySetPosDel( xbMdxTag *mpTag );}
\DoxyCodeLine{577 xbInt16 LoadTagDetail( xbInt16 iOption, xbMdxTag *tte );}
\DoxyCodeLine{578 xbUInt32 PageToBlock( xbUInt32 ulPageNo );}
\DoxyCodeLine{579 xbInt16 TagSerialNo( xbInt16 iOption, xbMdxTag *mpTag );}
\DoxyCodeLine{580 xbInt16 UpdateTagSize( xbMdxTag *mpTag, xbUInt32 ulTagSz );}
\DoxyCodeLine{581 }
\DoxyCodeLine{582 \textcolor{preprocessor}{ \#ifdef XB\_DEBUG\_SUPPORT}}
\DoxyCodeLine{583 xbInt16 PrintKey( \textcolor{keywordtype}{void} *vpTag, xbIxNode *npNode, xbInt16 iKeyNo, xbInt16 iDepth, \textcolor{keywordtype}{char} cType, xbInt16 iOutputOpt );}
\DoxyCodeLine{584 \textcolor{preprocessor}{ \#endif}}
\DoxyCodeLine{585 }
\DoxyCodeLine{586 }
\DoxyCodeLine{587 \};}
\DoxyCodeLine{588 \textcolor{preprocessor}{ \#endif }\textcolor{comment}{/* XB\_MDX\_SUPPORT */}\textcolor{preprocessor}{}}
\DoxyCodeLine{589 }
\DoxyCodeLine{590 }
\DoxyCodeLine{591 \textcolor{preprocessor}{\#ifdef XB\_TDX\_SUPPORT}}
\DoxyCodeLine{592 }
\DoxyCodeLine{593 \textcolor{keyword}{class }XBDLLEXPORT xbIxTdx : \textcolor{keyword}{public} xbIxMdx \{}
\DoxyCodeLine{594 \textcolor{keyword}{public}:}
\DoxyCodeLine{595 xbIxTdx( \mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}} * d );}
\DoxyCodeLine{596 \string~xbIxTdx();}
\DoxyCodeLine{597 }
\DoxyCodeLine{598 xbInt16 CreateTag( \textcolor{keyword}{const} xbString \&sName, \textcolor{keyword}{const} xbString \&sKey, \textcolor{keyword}{const} xbString \&sFilter, xbInt16 iDescending, xbInt16 iUnique, xbInt16 iOverlay, \textcolor{keywordtype}{void} **vpTag );}
\DoxyCodeLine{599 }
\DoxyCodeLine{600 \textcolor{keyword}{protected}:}
\DoxyCodeLine{601 \textcolor{keyword}{friend} \textcolor{keyword}{class }\mbox{\hyperlink{namespacexb_ab2eae4b4732466698a7fdd89d77ba53b}{xbDbf}};}
\DoxyCodeLine{602 xbInt16 Close();}
\DoxyCodeLine{603 xbInt16 DeleteTag( \textcolor{keywordtype}{void} *vpTag );}
\DoxyCodeLine{604 }
\DoxyCodeLine{605 \textcolor{keyword}{private}:}
\DoxyCodeLine{606 \};}
\DoxyCodeLine{607 }
\DoxyCodeLine{608 \textcolor{preprocessor}{\#endif }\textcolor{comment}{/* XB\_TDX\_SUPPORT */}\textcolor{preprocessor}{}}
\DoxyCodeLine{609 }
\DoxyCodeLine{610 }
\DoxyCodeLine{611 \} \textcolor{comment}{/* namespace xb */}}
\DoxyCodeLine{612 \textcolor{preprocessor}{ \#endif }\textcolor{comment}{/* XB\_INDEX\_SUPPORT */}\textcolor{preprocessor}{}}
\DoxyCodeLine{613 \textcolor{preprocessor}{\#endif }\textcolor{comment}{/* \_\_XB\_INDEX\_H\_\_ */}\textcolor{preprocessor}{}}
\end{DoxyCode}
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