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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-06-02 00:57:02 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-07-08 07:30:17 +0100 |
| commit | 192fa84986a6e060f353ed491fe635ccd960876e (patch) | |
| tree | d384b407255dbebe1e3b1c7c35ca28ccfda7f2b5 /include/crypto | |
| parent | 6b0a96ce3a405ef4676e1fa853f2c649dc25c2b4 (diff) | |
| download | qemu-192fa84986a6e060f353ed491fe635ccd960876e.zip qemu-192fa84986a6e060f353ed491fe635ccd960876e.tar.gz qemu-192fa84986a6e060f353ed491fe635ccd960876e.tar.bz2 | |
crypto: Add aesdec_ISB_ISR_AK
Add a primitive for InvSubBytes + InvShiftRows + AddRoundKey.
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include/crypto')
| -rw-r--r-- | include/crypto/aes-round.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/include/crypto/aes-round.h b/include/crypto/aes-round.h index b85db1a..dcf098b 100644 --- a/include/crypto/aes-round.h +++ b/include/crypto/aes-round.h @@ -41,4 +41,25 @@ static inline void aesenc_SB_SR_AK(AESState *r, const AESState *st, } } +/* + * Perform InvSubBytes + InvShiftRows + AddRoundKey. + */ + +void aesdec_ISB_ISR_AK_gen(AESState *ret, const AESState *st, + const AESState *rk); +void aesdec_ISB_ISR_AK_genrev(AESState *ret, const AESState *st, + const AESState *rk); + +static inline void aesdec_ISB_ISR_AK(AESState *r, const AESState *st, + const AESState *rk, bool be) +{ + if (HAVE_AES_ACCEL) { + aesdec_ISB_ISR_AK_accel(r, st, rk, be); + } else if (HOST_BIG_ENDIAN == be) { + aesdec_ISB_ISR_AK_gen(r, st, rk); + } else { + aesdec_ISB_ISR_AK_genrev(r, st, rk); + } +} + #endif /* CRYPTO_AES_ROUND_H */ |