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aes: Move the AES-128-CBC encryption function to common code

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Move the AES-128-CBC encryption function implemented in
tegra20-common/crypto.c into lib/aes.c . This is well re-usable common
code. Moreover, clean the code up a bit and fix the kerneldoc-style
annotations.

Signed-off-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Marek Vasut
2014-03-05 19:58:37 +01:00
committed by Tom Rini
parent 957ba85ce9
commit 6e7b9f4fa0
3 changed files with 64 additions and 70 deletions
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10
include/aes.h
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@@ -53,4 +53,14 @@ void aes_encrypt(u8 *in, u8 *expkey, u8 *out);
*/
void aes_decrypt(u8 *in, u8 *expkey, u8 *out);
/**
* aes_cbc_encrypt_blocks() - Encrypt multiple blocks of data with AES CBC.
*
* @key_exp Expanded key to use
* @src Source data to encrypt
* @dst Destination buffer
* @num_aes_blocks Number of AES blocks to encrypt
*/
void aes_cbc_encrypt_blocks(u8 *key_exp, u8 *src, u8 *dst, u32 num_aes_blocks);
#endif /* _AES_REF_H_ */