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authorRichard Henderson <richard.henderson@linaro.org>2023-06-02 15:23:18 -0700
committerRichard Henderson <richard.henderson@linaro.org>2023-07-08 07:30:17 +0100
commit15ff15982a13ddf3e03b38ff46277ed90c1f36f9 (patch)
treea03aaf8383de24d52bfc7928c83e55981a80fab2 /include/crypto/aes-round.h
parent7c58cb972e851c2e96ad5abd98b9c00b3f1c8a95 (diff)
downloadfocaccia-qemu-15ff15982a13ddf3e03b38ff46277ed90c1f36f9.tar.gz
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crypto: Add aesdec_ISB_ISR_IMC_AK
Add a primitive for InvSubBytes + InvShiftRows +
InvMixColumns + AddRoundKey.

Acked-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include/crypto/aes-round.h')
-rw-r--r--include/crypto/aes-round.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/crypto/aes-round.h b/include/crypto/aes-round.h
index 03688c8640..9996f1c219 100644
--- a/include/crypto/aes-round.h
+++ b/include/crypto/aes-round.h
@@ -119,4 +119,25 @@ static inline void aesdec_ISB_ISR_AK(AESState *r, const AESState *st,
     }
 }
 
+/*
+ * Perform InvSubBytes + InvShiftRows + InvMixColumns + AddRoundKey.
+ */
+
+void aesdec_ISB_ISR_IMC_AK_gen(AESState *ret, const AESState *st,
+                               const AESState *rk);
+void aesdec_ISB_ISR_IMC_AK_genrev(AESState *ret, const AESState *st,
+                                  const AESState *rk);
+
+static inline void aesdec_ISB_ISR_IMC_AK(AESState *r, const AESState *st,
+                                         const AESState *rk, bool be)
+{
+    if (HAVE_AES_ACCEL) {
+        aesdec_ISB_ISR_IMC_AK_accel(r, st, rk, be);
+    } else if (HOST_BIG_ENDIAN == be) {
+        aesdec_ISB_ISR_IMC_AK_gen(r, st, rk);
+    } else {
+        aesdec_ISB_ISR_IMC_AK_genrev(r, st, rk);
+    }
+}
+
 #endif /* CRYPTO_AES_ROUND_H */