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/*-------------------------------------------------------------------------
*
* Utility routines for SQL dumping
* Basically this is stuff that is useful in both pg_dump and pg_dumpall.
* Lately it's also being used by psql and bin/scripts/ ...
*
*
* Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/bin/pg_dump/dumputils.h
*
*-------------------------------------------------------------------------
*/
#ifndef DUMPUTILS_H
#define DUMPUTILS_H
#include "libpq-fe.h"
#include "pqexpbuffer.h"
/*
* Data structures for simple lists of OIDs and strings. The support for
* these is very primitive compared to the backend's List facilities, but
* it's all we need in pg_dump.
*/
typedef struct SimpleOidListCell
{
struct SimpleOidListCell *next;
Oid val;
} SimpleOidListCell;
typedef struct SimpleOidList
{
SimpleOidListCell *head;
SimpleOidListCell *tail;
} SimpleOidList;
typedef struct SimpleStringListCell
{
struct SimpleStringListCell *next;
bool touched; /* true, when this string was searched and
* touched */
char val[FLEXIBLE_ARRAY_MEMBER]; /* null-terminated string here */
} SimpleStringListCell;
typedef struct SimpleStringList
{
SimpleStringListCell *head;
SimpleStringListCell *tail;
} SimpleStringList;
#define atooid(x) ((Oid) strtoul((x), NULL, 10))
/*
* Preferred strftime(3) format specifier for printing timestamps in pg_dump
* and friends.
*
* We don't print the timezone on Windows, because the names are long and
* localized, which means they may contain characters in various random
* encodings; this has been seen to cause encoding errors when reading the
* dump script. Think not to get around that by using %z, because
* (1) %z is not portable to pre-C99 systems, and
* (2) %z doesn't actually act differently from %Z on Windows anyway.
*/
#ifndef WIN32
#define PGDUMP_STRFTIME_FMT "%Y-%m-%d %H:%M:%S %Z"
#else
#define PGDUMP_STRFTIME_FMT "%Y-%m-%d %H:%M:%S"
#endif
extern int quote_all_identifiers;
extern PQExpBuffer (*getLocalPQExpBuffer) (void);
extern const char *fmtId(const char *identifier);
extern const char *fmtQualifiedId(int remoteVersion,
const char *schema, const char *id);
extern void appendStringLiteral(PQExpBuffer buf, const char *str,
int encoding, bool std_strings);
extern void appendStringLiteralConn(PQExpBuffer buf, const char *str,
PGconn *conn);
extern void appendStringLiteralDQ(PQExpBuffer buf, const char *str,
const char *dqprefix);
extern void appendByteaLiteral(PQExpBuffer buf,
const unsigned char *str, size_t length,
bool std_strings);
extern bool parsePGArray(const char *atext, char ***itemarray, int *nitems);
extern bool buildACLCommands(const char *name, const char *subname,
const char *type, const char *acls, const char *owner,
const char *prefix, int remoteVersion,
PQExpBuffer sql);
extern bool buildDefaultACLCommands(const char *type, const char *nspname,
const char *acls, const char *owner,
int remoteVersion,
PQExpBuffer sql);
extern bool processSQLNamePattern(PGconn *conn, PQExpBuffer buf,
const char *pattern,
bool have_where, bool force_escape,
const char *schemavar, const char *namevar,
const char *altnamevar, const char *visibilityrule);
extern void buildShSecLabelQuery(PGconn *conn, const char *catalog_name,
uint32 objectId, PQExpBuffer sql);
extern void emitShSecLabels(PGconn *conn, PGresult *res,
PQExpBuffer buffer, const char *target, const char *objname);
extern void set_dump_section(const char *arg, int *dumpSections);
extern void simple_string_list_append(SimpleStringList *list, const char *val);
extern bool simple_string_list_member(SimpleStringList *list, const char *val);
extern const char *simple_string_list_not_touched(SimpleStringList *list);
#endif /* DUMPUTILS_H */
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