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43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
/* Header for pg xml parser interface */
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static void *pgxml_palloc(size_t size);
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static void *pgxml_repalloc(void *ptr, size_t size);
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static void pgxml_pfree(void *ptr);
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static void pgxml_mhs_init();
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static void pgxml_handler_init();
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Datum pgxml_parse(PG_FUNCTION_ARGS);
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Datum pgxml_xpath(PG_FUNCTION_ARGS);
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static void pgxml_starthandler(void *userData, const XML_Char * name,
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const XML_Char ** atts);
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static void pgxml_endhandler(void *userData, const XML_Char * name);
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static void pgxml_charhandler(void *userData, const XML_Char * s, int len);
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static void pgxml_pathcompare(void *userData);
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static void pgxml_finalisegrabbedtext(void *userData);
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#define MAXPATHLENGTH 512
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#define MAXRESULTS 100
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typedef struct
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{
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int rescount;
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char *results[MAXRESULTS];
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int32 reslens[MAXRESULTS];
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char *resbuf; /* pointer to the result buffer for pfree */
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} XPath_Results;
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typedef struct
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{
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char currentpath[MAXPATHLENGTH];
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char *path;
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int textgrab;
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char *resptr;
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int32 reslen;
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XPath_Results *xpres;
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} pgxml_udata;
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#define UD ((pgxml_udata *) userData)
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