/*
 *	PROGRAM:	JRD Access Method
 *	MODULE:		vio_proto.h
 *	DESCRIPTION:	Prototype header file for vio.c
 *
 * The contents of this file are subject to the Interbase Public
 * License Version 1.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy
 * of the License at http://www.Inprise.com/IPL.html
 *
 * Software distributed under the License is distributed on an
 * "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express
 * or implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code was created by Inprise Corporation
 * and its predecessors. Portions created by Inprise Corporation are
 * Copyright (C) Inprise Corporation.
 *
 * All Rights Reserved.
 * Contributor(s): ______________________________________.
 * 2002.10.21 Nickolay Samofatov: Added support for explicit pessimistic locks
 * 2002.10.29 Nickolay Samofatov: Added support for savepoints
 */

#ifndef _JRD_VIO_PROTO_H_
#define _JRD_VIO_PROTO_H_

#ifdef __cplusplus
extern "C" {
#endif

extern void VIO_backout(TDBB, struct rpb *, struct jrd_tra *);
extern int VIO_chase_record_version(TDBB, struct rpb *, class Rsb *,
									struct jrd_tra *, struct blk *, BOOLEAN);
#ifdef PC_ENGINE
extern int VIO_check_if_updated(TDBB, struct rpb *);
#endif
extern void VIO_data(TDBB, register struct rpb *, struct blk *);
extern void VIO_erase(TDBB, struct rpb *, struct jrd_tra *);
#ifdef GARBAGE_THREAD
extern void VIO_fini(TDBB);
#endif
extern int VIO_garbage_collect(TDBB, struct rpb *, struct jrd_tra *);
extern struct rec *VIO_gc_record(TDBB, struct jrd_rel *);
extern int VIO_get(TDBB, struct rpb *, class Rsb *, struct jrd_tra *,
				   struct blk *);
extern int VIO_get_current(TDBB, struct rpb *, struct jrd_tra *, struct blk *,
						   USHORT);
#ifdef GARBAGE_THREAD
extern void VIO_init(TDBB);
#endif
extern void VIO_merge_proc_sav_points(TDBB, struct jrd_tra *, struct sav **);
extern BOOLEAN VIO_writelock(TDBB, struct rpb *, struct jrd_tra *);
extern void VIO_modify(TDBB, struct rpb *, struct rpb *, struct jrd_tra *);
extern BOOLEAN VIO_next_record(TDBB, struct rpb *, class Rsb *, struct jrd_tra *,
							   struct blk *, BOOLEAN, BOOLEAN);
extern struct rec *VIO_record(TDBB, register struct rpb *, struct fmt *,
							  JrdMemoryPool *);
extern void VIO_start_save_point(TDBB, struct jrd_tra *);
extern void VIO_store(TDBB, struct rpb *, struct jrd_tra *);
extern BOOLEAN VIO_sweep(TDBB, struct jrd_tra *);
extern void VIO_verb_cleanup(TDBB, struct jrd_tra *);
extern SLONG VIO_savepoint_large(struct sav *, SLONG);

#ifdef __cplusplus
} /* extern "C" */
#endif

#endif /* _JRD_VIO_PROTO_H_ */