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 https://opensource.org/licenses/CDDL-1.0. 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 /* 23 * Copyright (c) 2022 Tino Reichardt <milky-zfs@mcmilk.de> 24 */ 25 26 #ifndef _SYS_ZFS_IMPL_H 27 #define _SYS_ZFS_IMPL_H 28 29 #ifdef __cplusplus 30 extern "C" { 31 #endif 32 33 /* generic implementation backends */ 34 typedef struct 35 { 36 /* algorithm name */ 37 const char *name; 38 39 /* get number of supported implementations */ 40 uint32_t (*getcnt)(void); 41 42 /* get id of selected implementation */ 43 uint32_t (*getid)(void); 44 45 /* get name of selected implementation */ 46 const char *(*getname)(void); 47 48 /* setup id as fastest implementation */ 49 void (*set_fastest)(uint32_t id); 50 51 /* set implementation by id */ 52 void (*setid)(uint32_t id); 53 54 /* set implementation by name */ 55 int (*setname)(const char *val); 56 } zfs_impl_t; 57 58 /* return some set of function pointer */ 59 extern const zfs_impl_t *zfs_impl_get_ops(const char *algo); 60 61 extern const zfs_impl_t zfs_blake3_ops; 62 extern const zfs_impl_t zfs_sha256_ops; 63 extern const zfs_impl_t zfs_sha512_ops; 64 65 #ifdef __cplusplus 66 } 67 #endif 68 69 #endif /* _SYS_ZFS_IMPL_H */ 70