linux/drivers/crypto/vmx/aesp8-ppc.h
Eric Biggers 2621a8699e crypto: vmx - convert to skcipher API
Convert the VMX implementations of AES-CBC, AES-CTR, and AES-XTS from
the deprecated "blkcipher" API to the "skcipher" API.

As part of this, I moved the skcipher_request for the fallback algorithm
off the stack and into the request context of the parent algorithm.

I tested this in a PowerPC VM with CONFIG_CRYPTO_MANAGER_EXTRA_TESTS=y.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Tested-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2019-05-30 15:28:40 +08:00

25 lines
960 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/types.h>
#include <crypto/aes.h>
struct aes_key {
u8 key[AES_MAX_KEYLENGTH];
int rounds;
};
int aes_p8_set_encrypt_key(const u8 *userKey, const int bits,
struct aes_key *key);
int aes_p8_set_decrypt_key(const u8 *userKey, const int bits,
struct aes_key *key);
void aes_p8_encrypt(const u8 *in, u8 *out, const struct aes_key *key);
void aes_p8_decrypt(const u8 *in, u8 *out, const struct aes_key *key);
void aes_p8_cbc_encrypt(const u8 *in, u8 *out, size_t len,
const struct aes_key *key, u8 *iv, const int enc);
void aes_p8_ctr32_encrypt_blocks(const u8 *in, u8 *out,
size_t len, const struct aes_key *key,
const u8 *iv);
void aes_p8_xts_encrypt(const u8 *in, u8 *out, size_t len,
const struct aes_key *key1, const struct aes_key *key2, u8 *iv);
void aes_p8_xts_decrypt(const u8 *in, u8 *out, size_t len,
const struct aes_key *key1, const struct aes_key *key2, u8 *iv);