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/*-------------------------------------------------------------------------
*
* pg_backup.h
*
* Public interface to the pg_dump archiver routines.
*
* See the headers to pg_restore for more details.
*
* Copyright (c) 2000, Philip Warner
* Rights are granted to use this software in any way so long
* as this notice is not removed.
*
* The author is not responsible for loss or damages that may
* result from it's use.
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_backup.h,v 1.20 2002/07/04 15:35:07 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef PG_BACKUP__
#define PG_BACKUP__
#include "postgres_fe.h"
#include "libpq-fe.h"
#define atooid(x) ((Oid) strtoul((x), NULL, 10))
#define oidcmp(x,y) ( ((x) < (y) ? -1 : ((x) > (y)) ? 1 : 0) )
#define oideq(x,y) ( (x) == (y) )
#define oidle(x,y) ( (x) <= (y) )
#define oidge(x,y) ( (x) >= (y) )
#define oidzero(x) ( (x) == 0 )
typedef enum _archiveFormat
{
archUnknown = 0,
archCustom = 1,
archFiles = 2,
archTar = 3,
archNull = 4
} ArchiveFormat;
/*
* We may want to have so user-readbale data, but in the mean
* time this gives us some abstraction and type checking.
*/
typedef struct _Archive
{
int verbose;
int remoteVersion;
int minRemoteVersion;
int maxRemoteVersion;
/* The rest is private */
} Archive;
typedef int (*DataDumperPtr) (Archive *AH, char *oid, void *userArg);
typedef struct _restoreOptions
{
int create; /* Issue commands to create the database */
int noOwner; /* Don't reconnect to database to match
* original object owner */
int noReconnect; /* Don't reconnect to database under any
* cirsumstances */
int use_setsessauth;/* use SET SESSSION AUTHORIZATION instead
* of \connect */
int disable_triggers;/* disable triggers during data-only restore */
char *superuser; /* Username to use as superuser */
int dataOnly;
int dropSchema;
char *filename;
int schemaOnly;
int verbose;
int aclsSkip;
int tocSummary;
char *tocFile;
int oidOrder;
int origOrder;
int rearrange;
int format;
char *formatName;
int selTypes;
int selIndex;
int selFunction;
int selTrigger;
int selTable;
char *indexNames;
char *functionNames;
char *tableNames;
char *triggerNames;
int useDB;
char *dbname;
char *pgport;
char *pghost;
char *username;
int ignoreVersion;
int requirePassword;
int *idWanted;
int limitToList;
int compression;
int suppressDumpWarnings; /* Suppress output of WARNING
* entries to stderr */
} RestoreOptions;
/*
* Main archiver interface.
*/
extern void
exit_horribly(Archive *AH, const char *modulename, const char *fmt,...)
__attribute__((format(printf, 3, 4)));
extern char *simple_prompt(const char *prompt, int maxlen, bool echo);
extern const char *fmtId(const char *identifier, bool force_quotes);
/* Lets the archive know we have a DB connection to shutdown if it dies */
PGconn *ConnectDatabase(Archive *AH,
const char *dbname,
const char *pghost,
const char *pgport,
const char *username,
const int reqPwd,
const int ignoreVersion);
/* Called to add a TOC entry */
extern void ArchiveEntry(Archive *AHX, const char *oid, const char *tag,
const char *namespace, const char *owner,
const char *desc, const char *((*deps)[]),
const char *defn, const char *dropStmt,
const char *copyStmt,
DataDumperPtr dumpFn, void *dumpArg);
/* Called to write *data* to the archive */
extern int WriteData(Archive *AH, const void *data, int dLen);
/*
extern int StartBlobs(Archive* AH);
extern int EndBlobs(Archive* AH);
*/
extern int StartBlob(Archive *AH, Oid oid);
extern int EndBlob(Archive *AH, Oid oid);
extern void CloseArchive(Archive *AH);
extern void RestoreArchive(Archive *AH, RestoreOptions *ropt);
/* Open an existing archive */
extern Archive *OpenArchive(const char *FileSpec, const ArchiveFormat fmt);
/* Create a new archive */
extern Archive *CreateArchive(const char *FileSpec, const ArchiveFormat fmt,
const int compression);
/* The --list option */
extern void PrintTOCSummary(Archive *AH, RestoreOptions *ropt);
extern RestoreOptions *NewRestoreOptions(void);
/* Rearrange TOC entries */
extern void MoveToStart(Archive *AH, char *oType);
extern void MoveToEnd(Archive *AH, char *oType);
extern void SortTocByOID(Archive *AH);
extern void SortTocByID(Archive *AH);
extern void SortTocFromFile(Archive *AH, RestoreOptions *ropt);
/* Convenience functions used only when writing DATA */
extern int archputs(const char *s, Archive *AH);
extern int archputc(const char c, Archive *AH);
extern int
archprintf(Archive *AH, const char *fmt,...)
/* This extension allows gcc to check the format string */
__attribute__((format(printf, 2, 3)));
#endif
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