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  • Committer: alvherre
  • Date: 2005-12-16 21:24:52 UTC
  • Revision ID: svn-v4:db760fc0-0f08-0410-9d63-cc6633f64896:trunk:1
Initial import of the REL8_0_3 sources from the Pgsql CVS repository.

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contrib/tsearch/txtidx.h
 
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#ifndef __TXTIDX_H__
 
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#define __TXTIDX_H__
 
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/*
 
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#define TXTIDX_DEBUG
 
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*/
 
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#include "postgres.h"
 
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#include "access/gist.h"
 
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#include "access/itup.h"
 
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#include "utils/builtins.h"
 
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#include "storage/bufpage.h"
 
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typedef struct
 
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{
 
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        uint16          len;
 
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        uint16          pos;
 
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}       WordEntry;
 
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typedef struct
 
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{
 
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        int4            len;
 
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        int4            size;
 
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        char            data[1];
 
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}       txtidx;
 
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#define DATAHDRSIZE (sizeof(int4)*2)
 
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#define CALCDATASIZE(x, lenstr) ( x * sizeof(WordEntry) + DATAHDRSIZE + lenstr )
 
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#define ARRPTR(x)       ( (WordEntry*) ( (char*)x + DATAHDRSIZE ) )
 
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#define STRPTR(x)       ( (char*)x + DATAHDRSIZE + ( sizeof(WordEntry) * ((txtidx*)x)->size ) )
 
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#define STRSIZE(x)      ( ((txtidx*)x)->len - DATAHDRSIZE - ( sizeof(WordEntry) * ((txtidx*)x)->size ) )
 
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typedef struct
 
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{
 
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        char       *prsbuf;
 
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        char       *word;
 
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        char       *curpos;
 
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        int4            len;
 
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        int4            state;
 
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        bool            oprisdelim;
 
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}       TI_IN_STATE;
 
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int4            gettoken_txtidx(TI_IN_STATE * state);
 
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#endif