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Add generic implementation handling and SHA2 impl
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The skeleton file module/icp/include/generic_impl.c can be used for
iterating over different implementations of algorithms.

It is used by SHA256, SHA512 and BLAKE3 currently.

The Solaris SHA2 implementation got replaced with a version which is
based on public domain code of cppcrypto v0.10.

These assembly files are taken from current openssl master:
- sha256-x86_64.S: x64, SSSE3, AVX, AVX2, SHA-NI (x86_64)
- sha512-x86_64.S: x64, AVX, AVX2 (x86_64)
- sha256-armv7.S: ARMv7, NEON, ARMv8-CE (arm)
- sha512-armv7.S: ARMv7, NEON (arm)
- sha256-armv8.S: ARMv7, NEON, ARMv8-CE (aarch64)
- sha512-armv8.S: ARMv7, ARMv8-CE (aarch64)
- sha256-ppc.S: Generic PPC64 LE/BE (ppc64)
- sha512-ppc.S: Generic PPC64 LE/BE (ppc64)
- sha256-p8.S: Power8 ISA Version 2.07 LE/BE (ppc64)
- sha512-p8.S: Power8 ISA Version 2.07 LE/BE (ppc64)

Tested-by: Rich Ercolani <[email protected]>
Tested-by: Sebastian Gottschall <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Tino Reichardt <[email protected]>
Closes openzfs#13741
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mcmilk authored and lundman committed Mar 3, 2023
1 parent 2d9f39a commit 383a18e
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Showing 30 changed files with 27,987 additions and 97 deletions.
2 changes: 2 additions & 0 deletions include/Makefile.am
Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,7 @@ COMMON_H = \
sys/rrwlock.h \
sys/sa.h \
sys/sa_impl.h \
sys/sha2.h \
sys/skein.h \
sys/spa.h \
sys/spa_checkpoint.h \
Expand Down Expand Up @@ -124,6 +125,7 @@ COMMON_H = \
sys/zfs_delay.h \
sys/zfs_file.h \
sys/zfs_fuid.h \
sys/zfs_impl.h \
sys/zfs_project.h \
sys/zfs_quota.h \
sys/zfs_racct.h \
Expand Down
127 changes: 127 additions & 0 deletions include/sys/sha2.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,127 @@
/*
* 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
*/

/*
* Copyright (c) 2022 Tino Reichardt <[email protected]>
*/

#ifndef _SYS_SHA2_H
#define _SYS_SHA2_H

#ifdef _KERNEL
#include <sys/types.h>
#else
#include <stdint.h>
#include <stdlib.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif

#define SHA224_BLOCK_LENGTH 64
#define SHA256_BLOCK_LENGTH 64
#define SHA384_BLOCK_LENGTH 128
#define SHA512_BLOCK_LENGTH 128

#define SHA224_DIGEST_LENGTH 28
#define SHA256_DIGEST_LENGTH 32
#define SHA384_DIGEST_LENGTH 48
#define SHA512_DIGEST_LENGTH 64

#define SHA512_224_DIGEST_LENGTH 28
#define SHA512_256_DIGEST_LENGTH 32

#define SHA256_HMAC_BLOCK_SIZE 64
#define SHA512_HMAC_BLOCK_SIZE 128

/* sha256 context */
typedef struct {
uint32_t state[8];
uint64_t count[2];
uint8_t wbuf[64];

/* const sha256_ops_t *ops */
const void *ops;
} sha256_ctx;

/* sha512 context */
typedef struct {
uint64_t state[8];
uint64_t count[2];
uint8_t wbuf[128];

/* const sha256_ops_t *ops */
const void *ops;
} sha512_ctx;

/* SHA2 context */
typedef struct {
union {
sha256_ctx sha256;
sha512_ctx sha512;
};

/* algorithm type */
int algotype;
} SHA2_CTX;

/* SHA2 algorithm types */
typedef enum sha2_mech_type {
SHA256_MECH_INFO_TYPE, /* SUN_CKM_SHA256 */
SHA256_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA256_HMAC */
SHA256_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA256_HMAC_GENERAL */
SHA384_MECH_INFO_TYPE, /* SUN_CKM_SHA384 */
SHA384_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA384_HMAC */
SHA384_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA384_HMAC_GENERAL */
SHA512_MECH_INFO_TYPE, /* SUN_CKM_SHA512 */
SHA512_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA512_HMAC */
SHA512_HMAC_GEN_MECH_INFO_TYPE, /* SUN_CKM_SHA512_HMAC_GENERAL */
SHA512_224_MECH_INFO_TYPE, /* SUN_CKM_SHA512_224 */
SHA512_256_MECH_INFO_TYPE /* SUN_CKM_SHA512_256 */
} sha2_mech_type_t;

#define SHA256 0
#define SHA256_HMAC 1
#define SHA256_HMAC_GEN 2
#define SHA384 3
#define SHA384_HMAC 4
#define SHA384_HMAC_GEN 5
#define SHA512 6
#define SHA512_HMAC 7
#define SHA512_HMAC_GEN 8
#define SHA512_224 9
#define SHA512_256 10

/* SHA2 Init function */
extern void SHA2Init(int algotype, SHA2_CTX *ctx);

/* SHA2 Update function */
extern void SHA2Update(SHA2_CTX *ctx, const void *data, size_t len);

/* SHA2 Final function */
extern void SHA2Final(void *digest, SHA2_CTX *ctx);

#ifdef __cplusplus
}
#endif

#endif /* SYS_SHA2_H */
69 changes: 69 additions & 0 deletions include/sys/zfs_impl.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,69 @@
/*
* 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
*/

/*
* Copyright (c) 2022 Tino Reichardt <[email protected]>
*/

#ifndef _SYS_ZFS_IMPL_H
#define _SYS_ZFS_IMPL_H

#ifdef __cplusplus
extern "C" {
#endif

/* generic implementation backends */
typedef struct
{
/* algorithm name */
const char *name;

/* get number of supported implementations */
uint32_t (*getcnt)(void);

/* get id of selected implementation */
uint32_t (*getid)(void);

/* get name of selected implementation */
const char *(*getname)(void);

/* setup id as fastest implementation */
void (*set_fastest)(uint32_t id);

/* set implementation by id */
void (*setid)(uint32_t id);

/* set implementation by name */
int (*setname)(const char *val);
} zfs_impl_t;

/* return some set of function pointer */
extern const zfs_impl_t *zfs_impl_get_ops(const char *algo);

extern const zfs_impl_t zfs_blake3_ops;
extern const zfs_impl_t zfs_sha256_ops;
extern const zfs_impl_t zfs_sha512_ops;

#ifdef __cplusplus
}
#endif

#endif /* _SYS_ZFS_IMPL_H */
6 changes: 3 additions & 3 deletions include/sys/zio_checksum.h
Original file line number Diff line number Diff line change
Expand Up @@ -110,9 +110,9 @@ _SYS_ZIO_CHECKSUM_H zio_checksum_info_t
*/

/* SHA2 */
extern zio_checksum_t abd_checksum_SHA256;
extern zio_checksum_t abd_checksum_SHA512_native;
extern zio_checksum_t abd_checksum_SHA512_byteswap;
extern zio_checksum_t abd_checksum_sha256;
extern zio_checksum_t abd_checksum_sha512_native;
extern zio_checksum_t abd_checksum_sha512_byteswap;

/* Skein */
extern zio_checksum_t abd_checksum_skein_native;
Expand Down
28 changes: 21 additions & 7 deletions lib/libicp/Makefile.am
Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,6 @@ nodist_libicp_la_SOURCES = \
module/icp/algs/blake3/blake3.c \
module/icp/algs/blake3/blake3_generic.c \
module/icp/algs/blake3/blake3_impl.c \
module/icp/algs/blake3/blake3_x86-64.c \
module/icp/algs/edonr/edonr.c \
module/icp/algs/modes/modes.c \
module/icp/algs/modes/cbc.c \
Expand All @@ -26,7 +25,9 @@ nodist_libicp_la_SOURCES = \
module/icp/algs/modes/ctr.c \
module/icp/algs/modes/ccm.c \
module/icp/algs/modes/ecb.c \
module/icp/algs/sha2/sha2.c \
module/icp/algs/sha2/sha2_generic.c \
module/icp/algs/sha2/sha256_impl.c \
module/icp/algs/sha2/sha512_impl.c \
module/icp/algs/skein/skein.c \
module/icp/algs/skein/skein_block.c \
module/icp/algs/skein/skein_iv.c \
Expand All @@ -38,18 +39,31 @@ nodist_libicp_la_SOURCES = \
module/icp/core/kcf_prov_lib.c \
module/icp/core/kcf_callprov.c \
module/icp/core/kcf_mech_tabs.c \
module/icp/core/kcf_prov_tabs.c
module/icp/core/kcf_prov_tabs.c \
module/zfs/zfs_impl.c

if TARGET_CPU_AARCH64
nodist_libicp_la_SOURCES += \
module/icp/asm-aarch64/blake3/b3_aarch64_sse2.S \
module/icp/asm-aarch64/blake3/b3_aarch64_sse41.S
module/icp/asm-aarch64/blake3/b3_aarch64_sse41.S \
module/icp/asm-aarch64/sha2/sha256-armv8.S \
module/icp/asm-aarch64/sha2/sha512-armv8.S
endif

if TARGET_CPU_ARM
nodist_libicp_la_SOURCES += \
module/icp/asm-arm/sha2/sha256-armv7.S \
module/icp/asm-arm/sha2/sha512-armv7.S
endif

if TARGET_CPU_POWERPC
nodist_libicp_la_SOURCES += \
module/icp/asm-ppc64/blake3/b3_ppc64le_sse2.S \
module/icp/asm-ppc64/blake3/b3_ppc64le_sse41.S
module/icp/asm-ppc64/blake3/b3_ppc64le_sse41.S \
module/icp/asm-ppc64/sha2/sha256-ppc.S \
module/icp/asm-ppc64/sha2/sha512-ppc.S \
module/icp/asm-ppc64/sha2/sha256-p8.S \
module/icp/asm-ppc64/sha2/sha512-p8.S
endif

if TARGET_CPU_X86_64
Expand All @@ -60,8 +74,8 @@ nodist_libicp_la_SOURCES += \
module/icp/asm-x86_64/modes/gcm_pclmulqdq.S \
module/icp/asm-x86_64/modes/aesni-gcm-x86_64.S \
module/icp/asm-x86_64/modes/ghash-x86_64.S \
module/icp/asm-x86_64/sha2/sha256_impl.S \
module/icp/asm-x86_64/sha2/sha512_impl.S \
module/icp/asm-x86_64/sha2/sha256-x86_64.S \
module/icp/asm-x86_64/sha2/sha512-x86_64.S \
module/icp/asm-x86_64/blake3/blake3_avx2.S \
module/icp/asm-x86_64/blake3/blake3_avx512.S \
module/icp/asm-x86_64/blake3/blake3_sse2.S \
Expand Down
3 changes: 0 additions & 3 deletions lib/libzfs/Makefile.am
Original file line number Diff line number Diff line change
Expand Up @@ -34,8 +34,6 @@ dist_libzfs_la_SOURCES += \
endif

nodist_libzfs_la_SOURCES = \
module/icp/algs/sha2/sha2.c \
\
module/zcommon/cityhash.c \
module/zcommon/zfeature_common.c \
module/zcommon/zfs_comutil.c \
Expand All @@ -52,7 +50,6 @@ nodist_libzfs_la_SOURCES = \
module/zcommon/zpool_prop.c \
module/zcommon/zprop_common.c


libzfs_la_LIBADD = \
libshare.la \
libzfs_core.la \
Expand Down
2 changes: 1 addition & 1 deletion lib/libzpool/Makefile.am
Original file line number Diff line number Diff line change
Expand Up @@ -118,7 +118,7 @@ nodist_libzpool_la_SOURCES = \
module/zfs/refcount.c \
module/zfs/rrwlock.c \
module/zfs/sa.c \
module/zfs/sha256.c \
module/zfs/sha2_zfs.c \
module/zfs/skein_zfs.c \
module/zfs/spa.c \
module/zfs/spa_checkpoint.c \
Expand Down
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