66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2012, 2014 by Delphix. All rights reserved.
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*/
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#ifndef _SYS_BPTREE_H
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#define _SYS_BPTREE_H
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#include <sys/spa.h>
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#include <sys/zio.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct bptree_phys {
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uint64_t bt_begin;
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uint64_t bt_end;
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uint64_t bt_bytes;
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uint64_t bt_comp;
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uint64_t bt_uncomp;
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} bptree_phys_t;
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typedef struct bptree_entry_phys {
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blkptr_t be_bp;
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uint64_t be_birth_txg; /* only delete blocks born after this txg */
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zbookmark_phys_t be_zb; /* holds traversal resume point if needed */
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} bptree_entry_phys_t;
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typedef int bptree_itor_t(void *arg, const blkptr_t *bp, dmu_tx_t *tx);
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uint64_t bptree_alloc(objset_t *os, dmu_tx_t *tx);
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int bptree_free(objset_t *os, uint64_t obj, dmu_tx_t *tx);
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boolean_t bptree_is_empty(objset_t *os, uint64_t obj);
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void bptree_add(objset_t *os, uint64_t obj, blkptr_t *bp, uint64_t birth_txg,
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uint64_t bytes, uint64_t comp, uint64_t uncomp, dmu_tx_t *tx);
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int bptree_iterate(objset_t *os, uint64_t obj, boolean_t free,
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bptree_itor_t func, void *arg, dmu_tx_t *tx);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_BPTREE_H */
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