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-rw-r--r--include/crypto/aes.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/crypto/aes.h b/include/crypto/aes.h
index d480b76..40008d6 100644
--- a/include/crypto/aes.h
+++ b/include/crypto/aes.h
@@ -14,11 +14,13 @@
#define AES_KEYSIZE_192 24
#define AES_KEYSIZE_256 32
#define AES_BLOCK_SIZE 16
+#define AES_MAX_KEYLENGTH (15 * 16)
+#define AES_MAX_KEYLENGTH_U32 (AES_MAX_KEYLENGTH / sizeof(u32))
struct crypto_aes_ctx {
u32 key_length;
- u32 key_enc[60];
- u32 key_dec[60];
+ u32 key_enc[AES_MAX_KEYLENGTH_U32];
+ u32 key_dec[AES_MAX_KEYLENGTH_U32];
};
extern u32 crypto_ft_tab[4][256];
@@ -28,4 +30,6 @@ extern u32 crypto_il_tab[4][256];
int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key,
unsigned int key_len);
+int crypto_aes_expand_key(struct crypto_aes_ctx *ctx, const u8 *in_key,
+ unsigned int key_len);
#endif