1*3227e6cfSchs /* 2*3227e6cfSchs * CDDL HEADER START 3*3227e6cfSchs * 4*3227e6cfSchs * The contents of this file are subject to the terms of the 5*3227e6cfSchs * Common Development and Distribution License (the "License"). 6*3227e6cfSchs * You may not use this file except in compliance with the License. 7*3227e6cfSchs * 8*3227e6cfSchs * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*3227e6cfSchs * or http://www.opensolaris.org/os/licensing. 10*3227e6cfSchs * See the License for the specific language governing permissions 11*3227e6cfSchs * and limitations under the License. 12*3227e6cfSchs * 13*3227e6cfSchs * When distributing Covered Code, include this CDDL HEADER in each 14*3227e6cfSchs * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*3227e6cfSchs * If applicable, add the following below this CDDL HEADER, with the 16*3227e6cfSchs * fields enclosed by brackets "[]" replaced with your own identifying 17*3227e6cfSchs * information: Portions Copyright [yyyy] [name of copyright owner] 18*3227e6cfSchs * 19*3227e6cfSchs * CDDL HEADER END 20*3227e6cfSchs */ 21*3227e6cfSchs /* 22*3227e6cfSchs * Copyright (c) 2012, 2014 by Delphix. All rights reserved. 23*3227e6cfSchs */ 24*3227e6cfSchs 25*3227e6cfSchs #ifndef _SYS_BPTREE_H 26*3227e6cfSchs #define _SYS_BPTREE_H 27*3227e6cfSchs 28*3227e6cfSchs #include <sys/spa.h> 29*3227e6cfSchs #include <sys/zio.h> 30*3227e6cfSchs 31*3227e6cfSchs #ifdef __cplusplus 32*3227e6cfSchs extern "C" { 33*3227e6cfSchs #endif 34*3227e6cfSchs 35*3227e6cfSchs typedef struct bptree_phys { 36*3227e6cfSchs uint64_t bt_begin; 37*3227e6cfSchs uint64_t bt_end; 38*3227e6cfSchs uint64_t bt_bytes; 39*3227e6cfSchs uint64_t bt_comp; 40*3227e6cfSchs uint64_t bt_uncomp; 41*3227e6cfSchs } bptree_phys_t; 42*3227e6cfSchs 43*3227e6cfSchs typedef struct bptree_entry_phys { 44*3227e6cfSchs blkptr_t be_bp; 45*3227e6cfSchs uint64_t be_birth_txg; /* only delete blocks born after this txg */ 46*3227e6cfSchs zbookmark_phys_t be_zb; /* holds traversal resume point if needed */ 47*3227e6cfSchs } bptree_entry_phys_t; 48*3227e6cfSchs 49*3227e6cfSchs typedef int bptree_itor_t(void *arg, const blkptr_t *bp, dmu_tx_t *tx); 50*3227e6cfSchs 51*3227e6cfSchs uint64_t bptree_alloc(objset_t *os, dmu_tx_t *tx); 52*3227e6cfSchs int bptree_free(objset_t *os, uint64_t obj, dmu_tx_t *tx); 53*3227e6cfSchs boolean_t bptree_is_empty(objset_t *os, uint64_t obj); 54*3227e6cfSchs 55*3227e6cfSchs void bptree_add(objset_t *os, uint64_t obj, blkptr_t *bp, uint64_t birth_txg, 56*3227e6cfSchs uint64_t bytes, uint64_t comp, uint64_t uncomp, dmu_tx_t *tx); 57*3227e6cfSchs 58*3227e6cfSchs int bptree_iterate(objset_t *os, uint64_t obj, boolean_t free, 59*3227e6cfSchs bptree_itor_t func, void *arg, dmu_tx_t *tx); 60*3227e6cfSchs 61*3227e6cfSchs #ifdef __cplusplus 62*3227e6cfSchs } 63*3227e6cfSchs #endif 64*3227e6cfSchs 65*3227e6cfSchs #endif /* _SYS_BPTREE_H */ 66