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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 1996, 2012 Oracle and/or its affiliates. All rights reserved.
*/
/*
* $Id$
*/
#ifndef _DB_PART_H_
#define _DB_PART_H_
#if defined(__cplusplus)
extern "C" {
#endif
typedef struct __db_partition {
u_int32_t nparts; /* number of partitions. */
DBT *keys; /* array of range keys. */
void *data; /* the partition info. */
const char **dirs; /* locations for partitions. */
DB **handles; /* array of partition handles. */
u_int32_t (*callback) (DB *, DBT *);
#define PART_CALLBACK 0x01
#define PART_RANGE 0x02
u_int32_t flags;
} DB_PARTITION;
/*
* Internal part of a partitioned cursor.
*/
typedef struct __part_internal {
__DBC_INTERNAL
u_int32_t part_id;
DBC *sub_cursor;
} PART_CURSOR;
#ifdef HAVE_PARTITION
#define PART_NAME "__dbp.%s.%03d"
#define PART_LEN (strlen("__dbp..")+3)
#define PART_PREFIX "__dbp."
#define IS_PARTITION_DB_FILE(name) (strncmp(name, PART_PREFIX, \
sizeof(PART_PREFIX) - 1) == 0)
#define DB_IS_PARTITIONED(dbp) \
(dbp->p_internal != NULL && \
((DB_PARTITION *)dbp->p_internal)->handles != NULL)
#define DBC_PART_REFRESH(dbc) (F_SET(dbc, DBC_PARTITIONED))
#else
#define DBC_PART_REFRESH(dbc)
#define DB_IS_PARTITIONED(dbp) (0)
#endif
#if defined(__cplusplus)
}
#endif
#endif
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