codekingpro/portable-devtools

1/*-------------------------------------------------------------------------2 *3 * String-processing utility routines for frontend code4 *5 * Utility functions that interpret backend output or quote strings for6 * assorted contexts.7 *8 *9 * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group10 * Portions Copyright (c) 1994, Regents of the University of California11 *12 * src/include/fe_utils/string_utils.h13 *14 *-------------------------------------------------------------------------15 */16#ifndef STRING_UTILS_H17#define STRING_UTILS_H18 19#include "libpq-fe.h"20#include "pqexpbuffer.h"21 22/* Global variables controlling behavior of fmtId() and fmtQualifiedId() */23extern PGDLLIMPORT int quote_all_identifiers;24extern PQExpBuffer (*getLocalPQExpBuffer) (void);25 26/* Functions */27extern const char *fmtId(const char *rawid);28extern const char *fmtQualifiedId(const char *schema, const char *id);29 30extern char *formatPGVersionNumber(int version_number, bool include_minor,31								   char *buf, size_t buflen);32 33extern void appendStringLiteral(PQExpBuffer buf, const char *str,34								int encoding, bool std_strings);35extern void appendStringLiteralConn(PQExpBuffer buf, const char *str,36									PGconn *conn);37extern void appendStringLiteralDQ(PQExpBuffer buf, const char *str,38								  const char *dqprefix);39extern void appendByteaLiteral(PQExpBuffer buf,40							   const unsigned char *str, size_t length,41							   bool std_strings);42 43extern void appendShellString(PQExpBuffer buf, const char *str);44extern bool appendShellStringNoError(PQExpBuffer buf, const char *str);45extern void appendConnStrVal(PQExpBuffer buf, const char *str);46extern void appendPsqlMetaConnect(PQExpBuffer buf, const char *dbname);47 48extern bool parsePGArray(const char *atext, char ***itemarray, int *nitems);49extern void appendPGArray(PQExpBuffer buffer, const char *value);50 51extern bool appendReloptionsArray(PQExpBuffer buffer, const char *reloptions,52								  const char *prefix, int encoding, bool std_strings);53 54extern bool processSQLNamePattern(PGconn *conn, PQExpBuffer buf,55								  const char *pattern,56								  bool have_where, bool force_escape,57								  const char *schemavar, const char *namevar,58								  const char *altnamevar, const char *visibilityrule,59								  PQExpBuffer dbnamebuf, int *dotcnt);60 61extern void patternToSQLRegex(int encoding, PQExpBuffer dbnamebuf,62							  PQExpBuffer schemabuf, PQExpBuffer namebuf,63							  const char *pattern, bool force_escape,64							  bool want_literal_dbname, int *dotcnt);65 66#endif							/* STRING_UTILS_H */67