1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright (C) 2016 Gvozden Neskovic <neskovic@compeng.uni-frankfurt.de>. 23 * Copyright 2020 Joyent, Inc. 24 */ 25 26 #ifndef _SYS_VDEV_RAIDZ_H 27 #define _SYS_VDEV_RAIDZ_H 28 29 #include <sys/types.h> 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 struct zio; 36 struct raidz_map; 37 #if !defined(_KERNEL) 38 struct kernel_param {}; 39 #endif 40 41 /* 42 * vdev_raidz interface 43 */ 44 struct raidz_map * vdev_raidz_map_alloc(struct zio *, uint64_t, 45 uint64_t, uint64_t); 46 void vdev_raidz_map_free(struct raidz_map *); 47 void vdev_raidz_generate_parity(struct raidz_map *); 48 int vdev_raidz_reconstruct(struct raidz_map *, const int *, int); 49 50 /* 51 * vdev_raidz_math interface 52 */ 53 void vdev_raidz_math_init(void); 54 void vdev_raidz_math_fini(void); 55 const struct raidz_impl_ops *vdev_raidz_math_get_ops(void); 56 int vdev_raidz_math_generate(struct raidz_map *); 57 int vdev_raidz_math_reconstruct(struct raidz_map *, const int *, 58 const int *, const int); 59 int vdev_raidz_impl_set(const char *); 60 61 #ifdef __cplusplus 62 } 63 #endif 64 65 #endif /* _SYS_VDEV_RAIDZ_H */ 66