1/*-------------------------------------------------------------------------
2 *
3 * varlena.h
4 * Functions for the variable-length built-in types.
5 *
6 * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
7 * Portions Copyright (c) 1994, Regents of the University of California
8 *
9 * src/include/utils/varlena.h
10 *
11 *-------------------------------------------------------------------------
12 */
13#ifndef VARLENA_H
14#define VARLENA_H
15
16#include "nodes/pg_list.h"
17#include "utils/sortsupport.h"
18
19extern int varstr_cmp(const char *arg1, int len1, const char *arg2, int len2, Oid collid);
20extern void varstr_sortsupport(SortSupport ssup, Oid typid, Oid collid);
21extern int varstr_levenshtein(const char *source, int slen,
22 const char *target, int tlen,
23 int ins_c, int del_c, int sub_c,
24 bool trusted);
25extern int varstr_levenshtein_less_equal(const char *source, int slen,
26 const char *target, int tlen,
27 int ins_c, int del_c, int sub_c,
28 int max_d, bool trusted);
29extern List *textToQualifiedNameList(text *textval);
30extern bool SplitIdentifierString(char *rawstring, char separator,
31 List **namelist);
32extern bool SplitDirectoriesString(char *rawstring, char separator,
33 List **namelist);
34extern bool SplitGUCList(char *rawstring, char separator,
35 List **namelist);
36extern text *replace_text_regexp(text *src_text, void *regexp,
37 text *replace_text, bool glob);
38
39#endif
40