src/include/cdb/cdbpublic.h

/*-------------------------------------------------------------------------
 *
 * cdbpublic.h
 *
 *		Greenplum specific structures and typedefs exposed to the
 *      outside world.
 *
 *      This is a non-ideal solution, consider alternatives before
 *      adding to this file.
 *
 * Portions Copyright (c) 2008-2008, Greenplum inc.
 * Portions Copyright (c) 2012-Present VMware, Inc. or its affiliates.
 *
 *
 * IDENTIFICATION
 *	    src/include/cdb/cdbpublic.h
 *
 *-------------------------------------------------------------------------
 */

/* This file should not include any other files under "cdb" */

#ifndef CDBPUBLIC_H
#define CDBPUBLIC_H

#include "c.h"         /* DistributedTransactionId */

typedef struct TMGXACT_CHECKPOINT
{
	int						committedCount;
	/* Array [0..committedCount-1] of DistributedTransactionId begins here */
	DistributedTransactionId committedGxidArray[1];
}	TMGXACT_CHECKPOINT;

#define TMGXACT_CHECKPOINT_BYTES(committedCount) \
	(offsetof(TMGXACT_CHECKPOINT, committedGxidArray) + sizeof(DistributedTransactionId) * (committedCount))

#endif