cmCsv.h/c: CSV reader now uses a hash table rather than symbol table.
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c8d4648af5
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44
cmCsv.c
44
cmCsv.c
@ -7,7 +7,7 @@
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#include "cmMallocDebug.h"
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#include "cmMallocDebug.h"
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#include "cmLex.h"
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#include "cmLex.h"
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#include "cmLinkedHeap.h"
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#include "cmLinkedHeap.h"
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#include "cmSymTbl.h"
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#include "cmHashTbl.h"
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#include "cmCsv.h"
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#include "cmCsv.h"
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#include "cmText.h"
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#include "cmText.h"
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@ -50,7 +50,7 @@ typedef struct
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cmErr_t err;
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cmErr_t err;
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void* rptDataPtr; //
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void* rptDataPtr; //
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cmLexH lexH; // parsing lexer
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cmLexH lexH; // parsing lexer
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cmSymTblH_t symTblH; // all XML identifiers and data is stored as a symbol in this table
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cmHashTblH_t htH; // hash table handle
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cmLHeapH_t heapH;
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cmLHeapH_t heapH;
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cmCsvBind_t* bindPtr; // base of the binder linked list
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cmCsvBind_t* bindPtr; // base of the binder linked list
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cmCsvCell_t* curRowPtr; // used by the parser to track the row being filled
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cmCsvCell_t* curRowPtr; // used by the parser to track the row being filled
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@ -95,15 +95,15 @@ cmCsvRC_t cmCsvInitialize( cmCsvH_t *hp, cmCtx_t* ctx )
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cmErrSetup(&p->err,&ctx->rpt,"CSV");
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cmErrSetup(&p->err,&ctx->rpt,"CSV");
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// create the symbol table
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// create the hash table
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if( cmSymTblIsValid(p->symTblH = cmSymTblCreate(cmSymTblNullHandle,0,ctx)) == false )
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if( cmHashTblCreate(ctx,&p->htH,8192) != kOkHtRC )
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{
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{
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rc = _cmCsvError(p,kSymTblErrCsvRC,"Symbol table creation failed.");
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rc = _cmCsvError(p,kHashTblErrCsvRC,"Hash table creation failed.");
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goto errLabel;
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goto errLabel;
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}
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}
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// allocate the linked heap mgr
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// allocate the linked heap mgr
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if( cmLHeapIsValid(p->heapH = cmLHeapCreate(1024,ctx)) == false )
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if( cmLHeapIsValid(p->heapH = cmLHeapCreate(8192,ctx)) == false )
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{
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{
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rc = _cmCsvError(p,kMemAllocErrCsvRC,"Linked heap object allocation failed.");
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rc = _cmCsvError(p,kMemAllocErrCsvRC,"Linked heap object allocation failed.");
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goto errLabel;
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goto errLabel;
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@ -161,8 +161,8 @@ cmCsvRC_t cmCsvFinalize( cmCsvH_t *hp )
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if((lexRC = cmLexFinal(&p->lexH)) != kOkLexRC )
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if((lexRC = cmLexFinal(&p->lexH)) != kOkLexRC )
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return _cmCsvError(p,kLexErrCsvRC,"Lexer finalization failed.\nLexer Error:%s",cmLexRcToMsg(lexRC));
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return _cmCsvError(p,kLexErrCsvRC,"Lexer finalization failed.\nLexer Error:%s",cmLexRcToMsg(lexRC));
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// free the symbol table
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// free the hash table
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cmSymTblDestroy(&p->symTblH);
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cmHashTblDestroy(&p->htH);
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// free the handle
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// free the handle
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cmMemPtrFree(&hp->h);
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cmMemPtrFree(&hp->h);
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@ -352,8 +352,8 @@ cmCsvRC_t _cmCsvCreateCell( cmCsv_t* p, const char* tokenText, unsigned flags, u
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cmCsvRC_t rc = kOkCsvRC;
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cmCsvRC_t rc = kOkCsvRC;
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// register the token text as a symbol
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// register the token text as a symbol
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if((symId = cmSymTblRegisterSymbol(p->symTblH,tokenText)) == cmInvalidId )
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if((symId = cmHashTblStoreStr(p->htH,tokenText)) == cmInvalidId )
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return _cmCsvError(p,kSymTblErrCsvRC,"Symbol registration failed. for '%s' on line %i column %i.",tokenText,lexRow,lexCol);
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return _cmCsvError(p,kHashTblErrCsvRC,"Symbol registration failed. for '%s' on line %i column %i.",tokenText,lexRow,lexCol);
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// allocate a cell
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// allocate a cell
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if((rc = _cmCsvAllocCell(p,symId,flags,cellRow,cellCol,&cp,lexTId)) != kOkCsvRC )
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if((rc = _cmCsvAllocCell(p,symId,flags,cellRow,cellCol,&cp,lexTId)) != kOkCsvRC )
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@ -561,8 +561,8 @@ const char* cmCsvCellSymText( cmCsvH_t h, unsigned symId )
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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const char* cp;
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const char* cp;
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if((cp = cmSymTblLabel(p->symTblH,symId)) == NULL )
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if((cp = cmHashTblStr(p->htH,symId)) == NULL )
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_cmCsvError(p,kSymTblErrCsvRC,"The text associated with the symbol '%i' was not found.",symId);
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_cmCsvError(p,kHashTblErrCsvRC,"The text associated with the symbol '%i' was not found.",symId);
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return cp;
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return cp;
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}
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}
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@ -573,7 +573,7 @@ cmCsvRC_t cmCsvCellSymInt( cmCsvH_t h, unsigned symId, int* vp )
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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return kSymTblErrCsvRC;
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return kHashTblErrCsvRC;
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if( cmTextToInt(cp,vp,&p->err) != kOkTxRC )
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if( cmTextToInt(cp,vp,&p->err) != kOkTxRC )
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to int value failed.");
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to int value failed.");
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@ -587,7 +587,7 @@ cmCsvRC_t cmCsvCellSymUInt( cmCsvH_t h, unsigned symId, unsigned* vp )
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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return kSymTblErrCsvRC;
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return kHashTblErrCsvRC;
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if( cmTextToUInt(cp,vp,&p->err) != kOkTxRC )
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if( cmTextToUInt(cp,vp,&p->err) != kOkTxRC )
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to uint value failed.");
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to uint value failed.");
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@ -601,7 +601,7 @@ cmCsvRC_t cmCsvCellSymFloat( cmCsvH_t h, unsigned symId, float* vp )
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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return kSymTblErrCsvRC;
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return kHashTblErrCsvRC;
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if( cmTextToFloat(cp,vp,&p->err) != kOkTxRC )
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if( cmTextToFloat(cp,vp,&p->err) != kOkTxRC )
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to float value failed.");
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to float value failed.");
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@ -615,7 +615,7 @@ cmCsvRC_t cmCsvCellSymDouble( cmCsvH_t h, unsigned symId, double* vp )
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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if((cp = cmCsvCellSymText(h,symId)) == NULL )
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return kSymTblErrCsvRC;
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return kHashTblErrCsvRC;
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if( cmTextToDouble(cp,vp,&p->err) != kOkTxRC )
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if( cmTextToDouble(cp,vp,&p->err) != kOkTxRC )
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to double value failed.");
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return _cmCsvError(p,kDataCvtErrCsvRC,"CSV text to double value failed.");
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@ -695,8 +695,8 @@ unsigned cmCsvInsertSymText( cmCsvH_t h, const char* text )
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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cmCsv_t* p = _cmCsvHandleToPtr(h);
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unsigned symId;
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unsigned symId;
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if((symId = cmSymTblRegisterSymbol(p->symTblH,text)) == cmInvalidId )
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if((symId = cmHashTblStoreStr(p->htH,text)) == cmInvalidId )
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_cmCsvError(p,kSymTblErrCsvRC,"'%s' could not be inserted into the symbol table.",text);
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_cmCsvError(p,kHashTblErrCsvRC,"'%s' could not be inserted into the symbol table.",text);
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return symId;
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return symId;
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}
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}
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@ -1134,8 +1134,8 @@ cmCsvRC_t cmCsvWrite( cmCsvH_t h, const char* fn )
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{
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{
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const char* tp;
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const char* tp;
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if((tp = cmSymTblLabel(p->symTblH,cp->symId)) == NULL )
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if((tp = cmHashTblStr(p->htH,cp->symId)) == NULL )
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return _cmCsvError(p,kSymTblErrCsvRC,"Unable to locate the symbol text for cell at row:%i col:%i.",cp->row,cp->col);
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return _cmCsvError(p,kHashTblErrCsvRC,"Unable to locate the symbol text for cell at row:%i col:%i.",cp->row,cp->col);
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if( cmIsFlag(cp->flags,kTextTMask) )
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if( cmIsFlag(cp->flags,kTextTMask) )
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fprintf(fp,"\"");
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fprintf(fp,"\"");
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@ -1179,8 +1179,8 @@ cmCsvRC_t cmCsvPrint( cmCsvH_t h, unsigned rowCnt )
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{
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{
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const char* tp;
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const char* tp;
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if((tp = cmSymTblLabel(p->symTblH,cp->symId)) == NULL )
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if((tp = cmHashTblStr(p->htH,cp->symId)) == NULL )
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_cmCsvError(p,kSymTblErrCsvRC,"The text associated with the symbol '%i' was not found.",cp->symId);
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_cmCsvError(p,kHashTblErrCsvRC,"The text associated with the symbol '%i' was not found.",cp->symId);
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fputs(tp,stdin);
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fputs(tp,stdin);
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}
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}
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