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aes_platform: add riscv64 zkn asm support

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Signed-off-by: Hongren (Zenithal) Zheng <i@zenithal.me>

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18197)
This commit is contained in:
Hongren (Zenithal) Zheng 2022-04-30 00:11:28 +08:00 committed by Tomas Mraz
parent d5dd608364
commit 77d29ff041
1 changed files with 13 additions and 0 deletions
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13
include/crypto/aes_platform.h
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@ -428,6 +428,19 @@ void aes256_t4_xts_decrypt(const unsigned char *in, unsigned char *out,
/* Convert key size to function code: [16,24,32] -> [18,19,20]. */
# define S390X_AES_FC(keylen) (S390X_AES_128 + ((((keylen) << 3) - 128) >> 6))
# elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 64
/* RISC-V 64 support */
# include "riscv_arch.h"
# define RV64I_ZKND_ZKNE_CAPABLE (RISCV_HAS_ZKND() && RISCV_HAS_ZKNE())
int rv64i_zkne_set_encrypt_key(const unsigned char *userKey, const int bits,
AES_KEY *key);
int rv64i_zknd_set_decrypt_key(const unsigned char *userKey, const int bits,
AES_KEY *key);
void rv64i_zkne_encrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void rv64i_zknd_decrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
# endif
# if defined(HWAES_CAPABLE)