openssl/crypto/sha/sha_riscv.c
Phoebe Chen 837f7df8c0 riscv: Support SHA-512 family on platforms with vlen >= 128.
This patch supports SHA-512, SHA-512/224, SHA-512/256 on platforms with
vlen greater than 128,

Signed-off-by: Phoebe Chen <phoebe.chen@sifive.com>

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Hugo Landau <hlandau@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/21923)
2023-10-26 15:55:50 +01:00

44 lines
1.5 KiB
C

/*
* Copyright 2023 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdlib.h>
#include <string.h>
#include <openssl/opensslconf.h>
#include <openssl/sha.h>
#include "crypto/riscv_arch.h"
void sha256_block_data_order_zvkb_zvknha_or_zvknhb(void *ctx, const void *in,
size_t num);
void sha256_block_data_order_c(void *ctx, const void *in, size_t num);
void sha256_block_data_order(SHA256_CTX *ctx, const void *in, size_t num);
void sha256_block_data_order(SHA256_CTX *ctx, const void *in, size_t num)
{
if (RISCV_HAS_ZVKB() && (RISCV_HAS_ZVKNHA() || RISCV_HAS_ZVKNHB()) &&
riscv_vlen() >= 128) {
sha256_block_data_order_zvkb_zvknha_or_zvknhb(ctx, in, num);
} else {
sha256_block_data_order_c(ctx, in, num);
}
}
void sha512_block_data_order_zvkb_zvknhb(void *ctx, const void *in, size_t num);
void sha512_block_data_order_c(void *ctx, const void *in, size_t num);
void sha512_block_data_order(SHA512_CTX *ctx, const void *in, size_t num);
void sha512_block_data_order(SHA512_CTX *ctx, const void *in, size_t num)
{
if (RISCV_HAS_ZVKB_AND_ZVKNHB() && riscv_vlen() >= 128) {
sha512_block_data_order_zvkb_zvknhb(ctx, in, num);
} else {
sha512_block_data_order_c(ctx, in, num);
}
}