mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-11-17 01:51:00 +03:00
f9f9bef22f
This commit changes the BLAKE3 implementation handling and also the calls to it from the ztest command. Tested-by: Rich Ercolani <rincebrain@gmail.com> Tested-by: Sebastian Gottschall <s.gottschall@dd-wrt.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Tino Reichardt <milky-zfs@mcmilk.de> Closes #13741
105 lines
2.9 KiB
C
105 lines
2.9 KiB
C
/*
|
|
* CDDL HEADER START
|
|
*
|
|
* The contents of this file are subject to the terms of the
|
|
* Common Development and Distribution License (the "License").
|
|
* You may not use this file except in compliance with the License.
|
|
*
|
|
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
|
* or https://opensource.org/licenses/CDDL-1.0.
|
|
* See the License for the specific language governing permissions
|
|
* and limitations under the License.
|
|
*
|
|
* When distributing Covered Code, include this CDDL HEADER in each
|
|
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
|
* If applicable, add the following below this CDDL HEADER, with the
|
|
* fields enclosed by brackets "[]" replaced with your own identifying
|
|
* information: Portions Copyright [yyyy] [name of copyright owner]
|
|
*
|
|
* CDDL HEADER END
|
|
*/
|
|
|
|
/*
|
|
* Based on BLAKE3 v1.3.1, https://github.com/BLAKE3-team/BLAKE3
|
|
* Copyright (c) 2019-2020 Samuel Neves and Jack O'Connor
|
|
* Copyright (c) 2021-2022 Tino Reichardt <milky-zfs@mcmilk.de>
|
|
*/
|
|
|
|
#ifndef _SYS_BLAKE3_H
|
|
#define _SYS_BLAKE3_H
|
|
|
|
#ifdef _KERNEL
|
|
#include <sys/types.h>
|
|
#else
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define BLAKE3_KEY_LEN 32
|
|
#define BLAKE3_OUT_LEN 32
|
|
#define BLAKE3_MAX_DEPTH 54
|
|
#define BLAKE3_BLOCK_LEN 64
|
|
#define BLAKE3_CHUNK_LEN 1024
|
|
|
|
/*
|
|
* This struct is a private implementation detail.
|
|
* It has to be here because it's part of BLAKE3_CTX below.
|
|
*/
|
|
typedef struct {
|
|
uint32_t cv[8];
|
|
uint64_t chunk_counter;
|
|
uint8_t buf[BLAKE3_BLOCK_LEN];
|
|
uint8_t buf_len;
|
|
uint8_t blocks_compressed;
|
|
uint8_t flags;
|
|
} blake3_chunk_state_t;
|
|
|
|
typedef struct {
|
|
uint32_t key[8];
|
|
blake3_chunk_state_t chunk;
|
|
uint8_t cv_stack_len;
|
|
|
|
/*
|
|
* The stack size is MAX_DEPTH + 1 because we do lazy merging. For
|
|
* example, with 7 chunks, we have 3 entries in the stack. Adding an
|
|
* 8th chunk requires a 4th entry, rather than merging everything down
|
|
* to 1, because we don't know whether more input is coming. This is
|
|
* different from how the reference implementation does things.
|
|
*/
|
|
uint8_t cv_stack[(BLAKE3_MAX_DEPTH + 1) * BLAKE3_OUT_LEN];
|
|
|
|
/* const blake3_ops_t *ops */
|
|
const void *ops;
|
|
} BLAKE3_CTX;
|
|
|
|
/* init the context for hash operation */
|
|
void Blake3_Init(BLAKE3_CTX *ctx);
|
|
|
|
/* init the context for a MAC and/or tree hash operation */
|
|
void Blake3_InitKeyed(BLAKE3_CTX *ctx, const uint8_t key[BLAKE3_KEY_LEN]);
|
|
|
|
/* process the input bytes */
|
|
void Blake3_Update(BLAKE3_CTX *ctx, const void *input, size_t input_len);
|
|
|
|
/* finalize the hash computation and output the result */
|
|
void Blake3_Final(const BLAKE3_CTX *ctx, uint8_t *out);
|
|
|
|
/* finalize the hash computation and output the result */
|
|
void Blake3_FinalSeek(const BLAKE3_CTX *ctx, uint64_t seek, uint8_t *out,
|
|
size_t out_len);
|
|
|
|
/* these are pre-allocated contexts */
|
|
extern void **blake3_per_cpu_ctx;
|
|
extern void blake3_per_cpu_ctx_init(void);
|
|
extern void blake3_per_cpu_ctx_fini(void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _SYS_BLAKE3_H */
|