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-rw-r--r--include/qemu/aes.h4
-rw-r--r--util/aes.c8
2 files changed, 12 insertions, 0 deletions
diff --git a/include/qemu/aes.h b/include/qemu/aes.h
index a4044f52c7..c45bc57467 100644
--- a/include/qemu/aes.h
+++ b/include/qemu/aes.h
@@ -26,6 +26,10 @@ void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
extern const uint8_t AES_sbox[256];
extern const uint8_t AES_isbox[256];
+/* AES ShiftRows and InvShiftRows */
+extern const uint8_t AES_shifts[16];
+extern const uint8_t AES_ishifts[16];
+
/*
AES_Te0[x] = S [x].[02, 01, 01, 03];
AES_Te1[x] = S [x].[03, 02, 01, 01];
diff --git a/util/aes.c b/util/aes.c
index eeb644b6ca..c26cf55f59 100644
--- a/util/aes.c
+++ b/util/aes.c
@@ -108,6 +108,14 @@ const uint8_t AES_isbox[256] = {
0xE1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0C, 0x7D,
};
+const uint8_t AES_shifts[16] = {
+ 0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, 1, 6, 11
+};
+
+const uint8_t AES_ishifts[16] = {
+ 0, 13, 10, 7, 4, 1, 14, 11, 8, 5, 2, 15, 12, 9, 6, 3
+};
+
/*
AES_Te0[x] = S [x].[02, 01, 01, 03];
AES_Te1[x] = S [x].[03, 02, 01, 01];