wolfssl/linuxkm/lkcapi_sha_glue.c

814 lines
39 KiB
C

/* lkcapi_sha_glue.c -- glue logic for SHA*
*
* Copyright (C) 2006-2025 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
/* included by linuxkm/lkcapi_glue.c */
#include <wolfssl/wolfcrypt/sha.h>
#include <wolfssl/wolfcrypt/hmac.h>
#define WOLFKM_SHA1_NAME "sha1"
#define WOLFKM_SHA2_224_NAME "sha224"
#define WOLFKM_SHA2_256_NAME "sha256"
#define WOLFKM_SHA2_384_NAME "sha384"
#define WOLFKM_SHA2_512_NAME "sha512"
#define WOLFKM_SHA3_224_NAME "sha3-224"
#define WOLFKM_SHA3_256_NAME "sha3-256"
#define WOLFKM_SHA3_384_NAME "sha3-384"
#define WOLFKM_SHA3_512_NAME "sha3-512"
#define WOLFKM_SHA1_HMAC_NAME "hmac(sha1)"
#define WOLFKM_SHA2_224_HMAC_NAME "hmac(sha224)"
#define WOLFKM_SHA2_256_HMAC_NAME "hmac(sha256)"
#define WOLFKM_SHA2_384_HMAC_NAME "hmac(sha384)"
#define WOLFKM_SHA2_512_HMAC_NAME "hmac(sha512)"
#define WOLFKM_SHA3_224_HMAC_NAME "hmac(sha3-224)"
#define WOLFKM_SHA3_256_HMAC_NAME "hmac(sha3-256)"
#define WOLFKM_SHA3_384_HMAC_NAME "hmac(sha3-384)"
#define WOLFKM_SHA3_512_HMAC_NAME "hmac(sha3-512)"
#if defined(USE_INTEL_SPEEDUP)
#define WOLFKM_SHA_DRIVER_ISA_EXT "-avx"
#else
#define WOLFKM_SHA_DRIVER_ISA_EXT ""
#endif
#define WOLFKM_SHA_DRIVER_SUFFIX \
WOLFKM_SHA_DRIVER_ISA_EXT WOLFKM_DRIVER_SUFFIX_BASE
#define WOLFKM_SHA1_DRIVER ("sha1" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_224_DRIVER ("sha224" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_256_DRIVER ("sha256" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_384_DRIVER ("sha384" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_512_DRIVER ("sha512" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_224_DRIVER ("sha3-224" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_256_DRIVER ("sha3-256" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_384_DRIVER ("sha3-384" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_512_DRIVER ("sha3-512" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA1_HMAC_DRIVER ("hmac-sha1" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_224_HMAC_DRIVER ("hmac-sha224" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_256_HMAC_DRIVER ("hmac-sha256" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_384_HMAC_DRIVER ("hmac-sha384" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA2_512_HMAC_DRIVER ("hmac-sha512" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_224_HMAC_DRIVER ("hmac-sha3-224" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_256_HMAC_DRIVER ("hmac-sha3-256" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_384_HMAC_DRIVER ("hmac-sha3-384" WOLFKM_SHA_DRIVER_SUFFIX)
#define WOLFKM_SHA3_512_HMAC_DRIVER ("hmac-sha3-512" WOLFKM_SHA_DRIVER_SUFFIX)
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2
#define LINUXKM_LKCAPI_REGISTER_SHA2_224
#define LINUXKM_LKCAPI_REGISTER_SHA2_256
#define LINUXKM_LKCAPI_REGISTER_SHA2_384
#define LINUXKM_LKCAPI_REGISTER_SHA2_512
#endif
#ifdef LINUXKM_LKCAPI_DONT_REGISTER_SHA2
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_224
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_256
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_384
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_512
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA2_224_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA2_256_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA2_384_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA2_512_HMAC
#endif
#ifdef LINUXKM_LKCAPI_DONT_REGISTER_SHA2_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_224_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_256_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_384_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA2_512_HMAC
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3
#define LINUXKM_LKCAPI_REGISTER_SHA3_224
#define LINUXKM_LKCAPI_REGISTER_SHA3_256
#define LINUXKM_LKCAPI_REGISTER_SHA3_384
#define LINUXKM_LKCAPI_REGISTER_SHA3_512
#endif
#ifdef LINUXKM_LKCAPI_DONT_REGISTER_SHA3
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_224
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_256
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_384
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_512
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA3_224_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA3_256_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA3_384_HMAC
#define LINUXKM_LKCAPI_REGISTER_SHA3_512_HMAC
#endif
#ifdef LINUXKM_LKCAPI_DONT_REGISTER_SHA3_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_224_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_256_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_384_HMAC
#define LINUXKM_LKCAPI_DONT_REGISTER_SHA3_512_HMAC
#endif
#ifndef NO_SHA
#if (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA1)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA1)
#define LINUXKM_LKCAPI_REGISTER_SHA1
#endif
#ifdef NO_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA1_HMAC
#elif (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA1_HMAC)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA1_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA1_HMAC
#endif
#else
#undef LINUXKM_LKCAPI_REGISTER_SHA1
#undef LINUXKM_LKCAPI_REGISTER_SHA1_HMAC
#endif
#ifdef WOLFSSL_SHA224
#if (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_224)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_224)
#define LINUXKM_LKCAPI_REGISTER_SHA2_224
#endif
#ifdef NO_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA2_224_HMAC
#elif (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_224_HMAC)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_224_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA2_224_HMAC
#endif
#else
#undef LINUXKM_LKCAPI_REGISTER_SHA2_224
#undef LINUXKM_LKCAPI_REGISTER_SHA2_224_HMAC
#endif
#ifndef NO_SHA256
#if (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_256)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_256)
#define LINUXKM_LKCAPI_REGISTER_SHA2_256
#endif
#ifdef NO_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA2_256_HMAC
#elif (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_256_HMAC)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_256_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA2_256_HMAC
#endif
#else
#undef LINUXKM_LKCAPI_REGISTER_SHA2_256
#undef LINUXKM_LKCAPI_REGISTER_SHA2_256_HMAC
#endif
#ifdef WOLFSSL_SHA384
#if (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_384)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_384)
#define LINUXKM_LKCAPI_REGISTER_SHA2_384
#endif
#ifdef NO_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA2_384_HMAC
#elif (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_384_HMAC)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_384_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA2_384_HMAC
#endif
#else
#undef LINUXKM_LKCAPI_REGISTER_SHA2_384
#undef LINUXKM_LKCAPI_REGISTER_SHA2_384_HMAC
#endif
#ifdef WOLFSSL_SHA512
#if (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_512)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_512)
#define LINUXKM_LKCAPI_REGISTER_SHA2_512
#endif
#ifdef NO_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA2_512_HMAC
#elif (defined(LINUXKM_LKCAPI_REGISTER_ALL) && !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA2_512_HMAC)) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA2_512_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA2_512_HMAC
#endif
#else
#undef LINUXKM_LKCAPI_REGISTER_SHA2_512
#undef LINUXKM_LKCAPI_REGISTER_SHA2_512_HMAC
#endif
#ifdef WOLFSSL_SHA3
#ifdef LINUXKM_LKCAPI_REGISTER_ALL
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_224) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_224)
#define LINUXKM_LKCAPI_REGISTER_SHA3_224
#endif
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_256) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_256)
#define LINUXKM_LKCAPI_REGISTER_SHA3_256
#endif
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_384) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_384)
#define LINUXKM_LKCAPI_REGISTER_SHA3_384
#endif
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_512) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_512)
#define LINUXKM_LKCAPI_REGISTER_SHA3_512
#endif
#endif
#ifdef NO_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA3_224_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA3_256_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA3_384_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA3_512_HMAC
#elif defined(LINUXKM_LKCAPI_REGISTER_ALL)
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_224_HMAC) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_224_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA3_224_HMAC
#endif
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_256_HMAC) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_256_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA3_256_HMAC
#endif
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_384_HMAC) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_384_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA3_384_HMAC
#endif
#if !defined(LINUXKM_LKCAPI_DONT_REGISTER_SHA3_512_HMAC) && \
!defined(LINUXKM_LKCAPI_REGISTER_SHA3_512_HMAC)
#define LINUXKM_LKCAPI_REGISTER_SHA3_512_HMAC
#endif
#endif
#else
#undef LINUXKM_LKCAPI_REGISTER_SHA3_224
#undef LINUXKM_LKCAPI_REGISTER_SHA3_256
#undef LINUXKM_LKCAPI_REGISTER_SHA3_384
#undef LINUXKM_LKCAPI_REGISTER_SHA3_512
#undef LINUXKM_LKCAPI_REGISTER_SHA3_224_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA3_256_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA3_384_HMAC
#undef LINUXKM_LKCAPI_REGISTER_SHA3_512_HMAC
#endif
#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 6, 0)) && \
(defined(LINUXKM_LKCAPI_REGISTER_SHA1_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA2_224_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA2_256_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA2_384_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA2_512_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA3_224_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA3_256_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA3_384_HMAC) || \
defined(LINUXKM_LKCAPI_REGISTER_SHA3_512_HMAC))
#error LINUXKM_LKCAPI_REGISTER for HMACs is supported only on Linux kernel versions >= 5.6.0.
#endif
struct km_sha_state {
union {
#ifdef LINUXKM_LKCAPI_REGISTER_SHA1
struct wc_Sha sha1_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_224
struct wc_Sha256 sha2_224_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_256
struct wc_Sha256 sha2_256_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_384
struct wc_Sha512 sha2_384_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_512
struct wc_Sha512 sha2_512_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_224
struct wc_Sha3 *sha3_224_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_256
struct wc_Sha3 *sha3_256_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_384
struct wc_Sha3 *sha3_384_state;
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_512
struct wc_Sha3 *sha3_512_state;
#endif
#ifdef WOLFSSL_SHA3
void *sha3_ptr;
#endif
};
};
#ifdef WOLFSSL_SHA3
WC_MAYBE_UNUSED static void km_sha3_free_tstate(struct km_sha_state *t_ctx) {
free(t_ctx->sha3_ptr);
t_ctx->sha3_ptr = NULL;
}
WC_MAYBE_UNUSED static int sha3_test_once(void) {
static int once = 0;
static int ret;
if (! once) {
ret = sha3_test();
once = 1;
}
return ret;
}
#endif
#define WC_LINUXKM_SHA_IMPLEMENT(name, digest_size, block_size, \
this_cra_name, this_cra_driver_name, \
init_f, update_f, final_f, \
test_routine) \
\
\
static int km_ ## name ## _init(struct shash_desc *desc) { \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
\
int ret = init_f(&ctx-> name ## _state); \
if (ret == 0) \
return 0; \
else \
return -EINVAL; \
} \
\
static int km_ ## name ## _update(struct shash_desc *desc, const u8 *data, \
unsigned int len) \
{ \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
\
int ret = update_f(&ctx-> name ## _state, data, len); \
\
if (ret == 0) \
return 0; \
else \
return -EINVAL; \
} \
\
static int km_ ## name ## _final(struct shash_desc *desc, u8 *out) { \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
\
int ret = final_f(&ctx-> name ## _state, out); \
\
if (ret == 0) \
return 0; \
else \
return -EINVAL; \
} \
\
static int km_ ## name ## _finup(struct shash_desc *desc, const u8 *data, \
unsigned int len, u8 *out) \
{ \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
\
int ret = update_f(&ctx-> name ## _state, data, len); \
\
if (ret != 0) \
return -EINVAL; \
\
return km_ ## name ## _final(desc, out); \
} \
\
static int km_ ## name ## _digest(struct shash_desc *desc, const u8 *data, \
unsigned int len, u8 *out) \
{ \
int ret = km_ ## name ## _init(desc); \
if (ret != 0) \
return ret; \
return km_ ## name ## _finup(desc, data, len, out); \
} \
\
\
static struct shash_alg name ## _alg = \
{ \
.digestsize = (digest_size), \
.init = km_ ## name ## _init, \
.update = km_ ## name ## _update, \
.final = km_ ## name ## _final, \
.finup = km_ ## name ## _finup, \
.digest = km_ ## name ## _digest, \
.descsize = sizeof(struct km_sha_state), \
.base = { \
.cra_name = this_cra_name, \
.cra_driver_name = this_cra_driver_name, \
.cra_priority = WOLFSSL_LINUXKM_LKCAPI_PRIORITY, \
.cra_blocksize = (block_size), \
.cra_module = THIS_MODULE \
} \
}; \
static int name ## _alg_loaded = 0; \
\
static int linuxkm_test_ ## name(void) { \
wc_test_ret_t ret = test_routine(); \
if (ret >= 0) \
return check_shash_driver_masking(NULL /* tfm */, this_cra_name, \
this_cra_driver_name); \
else { \
wc_test_render_error_message("linuxkm_test_" #name " failed: ", \
ret); \
return -EINVAL; \
} \
} \
\
struct wc_swallow_the_semicolon
#define WC_LINUXKM_SHA3_IMPLEMENT(name, digest_size, block_size, \
this_cra_name, this_cra_driver_name, \
init_f, update_f, final_f, \
test_routine) \
\
\
static int km_ ## name ## _init(struct shash_desc *desc) { \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
int ret; \
\
ctx-> name ## _state = malloc(sizeof *ctx-> name ## _state); \
if (! ctx-> name ## _state) \
return -ENOMEM; \
ret = init_f(ctx-> name ## _state, NULL, INVALID_DEVID); \
if (ret == 0) \
return 0; \
else \
return -EINVAL; \
} \
\
static int km_ ## name ## _update(struct shash_desc *desc, const u8 *data, \
unsigned int len) \
{ \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
\
int ret = update_f(ctx-> name ## _state, data, len); \
\
if (ret == 0) \
return 0; \
else { \
km_sha3_free_tstate(ctx); \
return -EINVAL; \
} \
} \
\
static int km_ ## name ## _final(struct shash_desc *desc, u8 *out) { \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
\
int ret = final_f(ctx-> name ## _state, out); \
\
km_sha3_free_tstate(ctx); \
if (ret == 0) \
return 0; \
else \
return -EINVAL; \
} \
\
static int km_ ## name ## _finup(struct shash_desc *desc, const u8 *data, \
unsigned int len, u8 *out) \
{ \
struct km_sha_state *ctx = (struct km_sha_state *)shash_desc_ctx(desc);\
\
int ret = update_f(ctx-> name ## _state, data, len); \
\
if (ret != 0) \
return -EINVAL; \
\
return km_ ## name ## _final(desc, out); \
} \
\
static int km_ ## name ## _digest(struct shash_desc *desc, const u8 *data, \
unsigned int len, u8 *out) \
{ \
int ret = km_ ## name ## _init(desc); \
if (ret != 0) \
return ret; \
return km_ ## name ## _finup(desc, data, len, out); \
} \
\
static struct shash_alg name ## _alg = \
{ \
.digestsize = (digest_size), \
.init = km_ ## name ## _init, \
.update = km_ ## name ## _update, \
.final = km_ ## name ## _final, \
.finup = km_ ## name ## _finup, \
.digest = km_ ## name ## _digest, \
.descsize = sizeof(struct km_sha_state), \
.base = { \
.cra_name = this_cra_name, \
.cra_driver_name = this_cra_driver_name, \
.cra_priority = WOLFSSL_LINUXKM_LKCAPI_PRIORITY, \
.cra_blocksize = (block_size), \
.cra_module = THIS_MODULE \
} \
}; \
static int name ## _alg_loaded = 0; \
\
static int linuxkm_test_ ## name(void) { \
wc_test_ret_t ret = test_routine(); \
if (ret >= 0) \
return check_shash_driver_masking(NULL /* tfm */, this_cra_name, \
this_cra_driver_name); \
else { \
wc_test_render_error_message("linuxkm_test_" #name " failed: ", \
ret); \
return -EINVAL; \
} \
} \
\
struct wc_swallow_the_semicolon
#ifdef LINUXKM_LKCAPI_REGISTER_SHA1
WC_LINUXKM_SHA_IMPLEMENT(sha1, WC_SHA_DIGEST_SIZE, WC_SHA_BLOCK_SIZE,
WOLFKM_SHA1_NAME, WOLFKM_SHA1_DRIVER,
wc_InitSha, wc_ShaUpdate, wc_ShaFinal,
sha_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_224
WC_LINUXKM_SHA_IMPLEMENT(sha2_224, WC_SHA224_DIGEST_SIZE, WC_SHA224_BLOCK_SIZE,
WOLFKM_SHA2_224_NAME, WOLFKM_SHA2_224_DRIVER,
wc_InitSha224, wc_Sha224Update, wc_Sha224Final,
sha224_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_256
WC_LINUXKM_SHA_IMPLEMENT(sha2_256, WC_SHA256_DIGEST_SIZE, WC_SHA256_BLOCK_SIZE,
WOLFKM_SHA2_256_NAME, WOLFKM_SHA2_256_DRIVER,
wc_InitSha256, wc_Sha256Update, wc_Sha256Final,
sha256_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_384
WC_LINUXKM_SHA_IMPLEMENT(sha2_384, WC_SHA384_DIGEST_SIZE, WC_SHA384_BLOCK_SIZE,
WOLFKM_SHA2_384_NAME, WOLFKM_SHA2_384_DRIVER,
wc_InitSha384, wc_Sha384Update, wc_Sha384Final,
sha384_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_512
WC_LINUXKM_SHA_IMPLEMENT(sha2_512, WC_SHA512_DIGEST_SIZE, WC_SHA512_BLOCK_SIZE,
WOLFKM_SHA2_512_NAME, WOLFKM_SHA2_512_DRIVER,
wc_InitSha512, wc_Sha512Update, wc_Sha512Final,
sha512_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_224
WC_LINUXKM_SHA3_IMPLEMENT(sha3_224, WC_SHA3_224_DIGEST_SIZE, WC_SHA3_224_BLOCK_SIZE,
WOLFKM_SHA3_224_NAME, WOLFKM_SHA3_224_DRIVER,
wc_InitSha3_224, wc_Sha3_224_Update, wc_Sha3_224_Final,
sha3_test_once);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_256
WC_LINUXKM_SHA3_IMPLEMENT(sha3_256, WC_SHA3_256_DIGEST_SIZE, WC_SHA3_256_BLOCK_SIZE,
WOLFKM_SHA3_256_NAME, WOLFKM_SHA3_256_DRIVER,
wc_InitSha3_256, wc_Sha3_256_Update, wc_Sha3_256_Final,
sha3_test_once);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_384
WC_LINUXKM_SHA3_IMPLEMENT(sha3_384, WC_SHA3_384_DIGEST_SIZE, WC_SHA3_384_BLOCK_SIZE,
WOLFKM_SHA3_384_NAME, WOLFKM_SHA3_384_DRIVER,
wc_InitSha3_384, wc_Sha3_384_Update, wc_Sha3_384_Final,
sha3_test_once);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_512
WC_LINUXKM_SHA3_IMPLEMENT(sha3_512, WC_SHA3_512_DIGEST_SIZE, WC_SHA3_512_BLOCK_SIZE,
WOLFKM_SHA3_512_NAME, WOLFKM_SHA3_512_DRIVER,
wc_InitSha3_512, wc_Sha3_512_Update, wc_Sha3_512_Final,
sha3_test_once);
#endif
struct km_sha_hmac_pstate {
struct Hmac wc_hmac;
};
struct km_sha_hmac_state {
struct Hmac *wc_hmac; /* HASH_MAX_DESCSIZE is 368, but sizeof(struct Hmac) is 832 */
};
#ifndef NO_HMAC
WC_MAYBE_UNUSED static int linuxkm_hmac_setkey_common(struct crypto_shash *tfm, int type, const byte* key, word32 length)
{
struct km_sha_hmac_pstate *p_ctx = (struct km_sha_hmac_pstate *)crypto_shash_ctx(tfm);
int ret;
#ifdef HAVE_FIPS
ret = wc_HmacSetKey(&p_ctx->wc_hmac, type, key, length);
#else
ret = wc_HmacSetKey_ex(&p_ctx->wc_hmac, type, key, length, 1 /* allowFlag */);
#endif
if (ret == 0)
return 0;
else
return -EINVAL;
}
WC_MAYBE_UNUSED static void km_hmac_free_tstate(struct km_sha_hmac_state *t_ctx) {
free(t_ctx->wc_hmac);
t_ctx->wc_hmac = NULL;
}
WC_MAYBE_UNUSED static int km_hmac_init_tfm(struct crypto_shash *tfm)
{
struct km_sha_hmac_pstate *p_ctx = (struct km_sha_hmac_pstate *)crypto_shash_ctx(tfm);
int ret = wc_HmacInit(&p_ctx->wc_hmac, NULL /* heap */, INVALID_DEVID);
if (ret == 0)
return 0;
else
return -EINVAL;
}
WC_MAYBE_UNUSED static void km_hmac_exit_tfm(struct crypto_shash *tfm)
{
struct km_sha_hmac_pstate *p_ctx = (struct km_sha_hmac_pstate *)crypto_shash_ctx(tfm);
wc_HmacFree(&p_ctx->wc_hmac);
return;
}
WC_MAYBE_UNUSED static int km_hmac_init(struct shash_desc *desc) {
struct km_sha_hmac_state *t_ctx = (struct km_sha_hmac_state *)shash_desc_ctx(desc);
struct km_sha_hmac_pstate *p_ctx = (struct km_sha_hmac_pstate *)crypto_shash_ctx(desc->tfm);
t_ctx->wc_hmac = malloc(sizeof *t_ctx->wc_hmac);
if (! t_ctx->wc_hmac)
return -ENOMEM;
XMEMCPY(t_ctx->wc_hmac, &p_ctx->wc_hmac, sizeof *t_ctx->wc_hmac);
return 0;
}
WC_MAYBE_UNUSED static int km_hmac_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
struct km_sha_hmac_state *ctx = (struct km_sha_hmac_state *)shash_desc_ctx(desc);
int ret = wc_HmacUpdate(ctx->wc_hmac, data, len);
if (ret == 0)
return 0;
else {
km_hmac_free_tstate(ctx);
return -EINVAL;
}
}
WC_MAYBE_UNUSED static int km_hmac_final(struct shash_desc *desc, u8 *out) {
struct km_sha_hmac_state *ctx = (struct km_sha_hmac_state *)shash_desc_ctx(desc);
int ret = wc_HmacFinal(ctx->wc_hmac, out);
km_hmac_free_tstate(ctx);
if (ret == 0)
return 0;
else
return -EINVAL;
}
WC_MAYBE_UNUSED static int km_hmac_finup(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
struct km_sha_hmac_state *ctx = (struct km_sha_hmac_state *)shash_desc_ctx(desc);
int ret = wc_HmacUpdate(ctx->wc_hmac, data, len);
if (ret != 0)
return -EINVAL;
return km_hmac_final(desc, out);
}
WC_MAYBE_UNUSED static int km_hmac_digest(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
int ret = km_hmac_init(desc);
if (ret != 0)
return ret;
return km_hmac_finup(desc, data, len, out);
}
WC_MAYBE_UNUSED static int hmac_sha3_test_once(void) {
static int once = 0;
static int ret;
if (! once) {
ret = hmac_sha3_test();
once = 1;
}
return ret;
}
#define WC_LINUXKM_HMAC_IMPLEMENT(name, id, digest_size, block_size, \
this_cra_name, this_cra_driver_name, \
test_routine) \
\
static int km_ ## name ## _setkey(struct crypto_shash *tfm, const u8 *key,\
unsigned int keylen) \
{ \
return linuxkm_hmac_setkey_common(tfm, id, key, keylen); \
} \
\
static struct shash_alg name ## _alg = \
{ \
.digestsize = (digest_size), \
.init = km_hmac_init, \
.update = km_hmac_update, \
.final = km_hmac_final, \
.finup = km_hmac_finup, \
.digest = km_hmac_digest, \
.setkey = km_ ## name ## _setkey, \
.init_tfm = km_hmac_init_tfm, \
.exit_tfm = km_hmac_exit_tfm, \
.descsize = sizeof(struct km_sha_hmac_state), \
.base = { \
.cra_name = this_cra_name, \
.cra_driver_name = this_cra_driver_name, \
.cra_priority = WOLFSSL_LINUXKM_LKCAPI_PRIORITY, \
.cra_blocksize = (block_size), \
.cra_ctxsize = sizeof(struct km_sha_hmac_pstate), \
.cra_module = THIS_MODULE \
} \
}; \
static int name ## _alg_loaded = 0; \
\
static int linuxkm_test_ ## name(void) { \
wc_test_ret_t ret = test_routine(); \
if (ret >= 0) \
return check_shash_driver_masking(NULL /* tfm */, this_cra_name, \
this_cra_driver_name); \
else { \
wc_test_render_error_message("linuxkm_test_" #name " failed: ", \
ret); \
return -EINVAL; \
} \
} \
\
struct wc_swallow_the_semicolon
#endif /* !NO_HMAC */
#ifdef LINUXKM_LKCAPI_REGISTER_SHA1_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha1_hmac, WC_SHA, WC_SHA_DIGEST_SIZE,
WC_SHA_BLOCK_SIZE, WOLFKM_SHA1_HMAC_NAME,
WOLFKM_SHA1_HMAC_DRIVER, hmac_sha_test);
#endif /* LINUXKM_LKCAPI_REGISTER_SHA1_HMAC */
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_224_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha2_224_hmac, WC_SHA224, WC_SHA224_DIGEST_SIZE,
WC_SHA224_BLOCK_SIZE, WOLFKM_SHA2_224_HMAC_NAME,
WOLFKM_SHA2_224_HMAC_DRIVER, hmac_sha224_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_256_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha2_256_hmac, WC_SHA256, WC_SHA256_DIGEST_SIZE,
WC_SHA256_BLOCK_SIZE, WOLFKM_SHA2_256_HMAC_NAME,
WOLFKM_SHA2_256_HMAC_DRIVER, hmac_sha256_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_384_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha2_384_hmac, WC_SHA384, WC_SHA384_DIGEST_SIZE,
WC_SHA384_BLOCK_SIZE, WOLFKM_SHA2_384_HMAC_NAME,
WOLFKM_SHA2_384_HMAC_DRIVER, hmac_sha384_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA2_512_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha2_512_hmac, WC_SHA512, WC_SHA512_DIGEST_SIZE,
WC_SHA512_BLOCK_SIZE, WOLFKM_SHA2_512_HMAC_NAME,
WOLFKM_SHA2_512_HMAC_DRIVER, hmac_sha512_test);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_224_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha3_224_hmac, WC_SHA3_224, WC_SHA3_224_DIGEST_SIZE,
WC_SHA3_224_BLOCK_SIZE, WOLFKM_SHA3_224_HMAC_NAME,
WOLFKM_SHA3_224_HMAC_DRIVER, hmac_sha3_test_once);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_256_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha3_256_hmac, WC_SHA3_256, WC_SHA3_256_DIGEST_SIZE,
WC_SHA3_256_BLOCK_SIZE, WOLFKM_SHA3_256_HMAC_NAME,
WOLFKM_SHA3_256_HMAC_DRIVER, hmac_sha3_test_once);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_384_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha3_384_hmac, WC_SHA3_384, WC_SHA3_384_DIGEST_SIZE,
WC_SHA3_384_BLOCK_SIZE, WOLFKM_SHA3_384_HMAC_NAME,
WOLFKM_SHA3_384_HMAC_DRIVER, hmac_sha3_test_once);
#endif
#ifdef LINUXKM_LKCAPI_REGISTER_SHA3_512_HMAC
WC_LINUXKM_HMAC_IMPLEMENT(sha3_512_hmac, WC_SHA3_512, WC_SHA3_512_DIGEST_SIZE,
WC_SHA3_512_BLOCK_SIZE, WOLFKM_SHA3_512_HMAC_NAME,
WOLFKM_SHA3_512_HMAC_DRIVER, hmac_sha3_test_once);
#endif