twophase_rmgr.h

Go to the documentation of this file.

/*-------------------------------------------------------------------------
 *
 * twophase_rmgr.h
 *    Two-phase-commit resource managers definition
 *
 *
 * Portions Copyright (c) 1996-2026, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/access/twophase_rmgr.h
 *
 *-------------------------------------------------------------------------
 */
#ifndef TWOPHASE_RMGR_H
#define TWOPHASE_RMGR_H
 
#include "access/transam.h"
 
typedef void (*TwoPhaseCallback) (FullTransactionId fxid, uint16 info,
                                  void *recdata, uint32 len);
typedef uint8 TwoPhaseRmgrId;
 
/*
 * Built-in resource managers
 */
#define TWOPHASE_RM_END_ID          0
#define TWOPHASE_RM_LOCK_ID         1
#define TWOPHASE_RM_PGSTAT_ID       2
#define TWOPHASE_RM_MULTIXACT_ID    3
#define TWOPHASE_RM_PREDICATELOCK_ID    4
#define TWOPHASE_RM_MAX_ID          TWOPHASE_RM_PREDICATELOCK_ID
 
extern PGDLLIMPORT const TwoPhaseCallback twophase_recover_callbacks[];
extern PGDLLIMPORT const TwoPhaseCallback twophase_postcommit_callbacks[];
extern PGDLLIMPORT const TwoPhaseCallback twophase_postabort_callbacks[];
extern PGDLLIMPORT const TwoPhaseCallback twophase_standby_recover_callbacks[];
 
 
extern void RegisterTwoPhaseRecord(TwoPhaseRmgrId rmid, uint16 info,
                                   const void *data, uint32 len);
 
#endif                          /* TWOPHASE_RMGR_H */