This patch changes michael_mic to the new shash interface.
Signed-off-by: Adrian-Ken Rueegsegger <[EMAIL PROTECTED]>
---
crypto/michael_mic.c | 63 ++++++++++++++++++++++++++-----------------------
1 files changed, 33 insertions(+), 30 deletions(-)
diff --git a/crypto/michael_mic.c b/crypto/michael_mic.c
index 9e917b8..88ba103 100644
--- a/crypto/michael_mic.c
+++ b/crypto/michael_mic.c
@@ -9,12 +9,11 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
-
+#include <crypto/internal/hash.h>
#include <asm/byteorder.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/string.h>
-#include <linux/crypto.h>
#include <linux/types.h>
@@ -45,17 +44,19 @@ do { \
} while (0)
-static void michael_init(struct crypto_tfm *tfm)
+static int michael_init(struct shash_desc *desc)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = shash_desc_ctx(desc);
mctx->pending_len = 0;
+
+ return 0;
}
-static void michael_update(struct crypto_tfm *tfm, const u8 *data,
+static int michael_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = shash_desc_ctx(desc);
const __le32 *src;
if (mctx->pending_len) {
@@ -68,7 +69,7 @@ static void michael_update(struct crypto_tfm *tfm, const u8
*data,
len -= flen;
if (mctx->pending_len < 4)
- return;
+ return 0;
src = (const __le32 *)mctx->pending;
mctx->l ^= le32_to_cpup(src);
@@ -88,12 +89,14 @@ static void michael_update(struct crypto_tfm *tfm, const u8
*data,
mctx->pending_len = len;
memcpy(mctx->pending, src, len);
}
+
+ return 0;
}
-static void michael_final(struct crypto_tfm *tfm, u8 *out)
+static int michael_final(struct shash_desc *desc, u8 *out)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = shash_desc_ctx(desc);
u8 *data = mctx->pending;
__le32 *dst = (__le32 *)out;
@@ -119,17 +122,19 @@ static void michael_final(struct crypto_tfm *tfm, u8 *out)
dst[0] = cpu_to_le32(mctx->l);
dst[1] = cpu_to_le32(mctx->r);
+
+ return 0;
}
-static int michael_setkey(struct crypto_tfm *tfm, const u8 *key,
+static int michael_setkey(struct crypto_shash *tfm, const u8 *key,
unsigned int keylen)
{
- struct michael_mic_ctx *mctx = crypto_tfm_ctx(tfm);
+ struct michael_mic_ctx *mctx = crypto_shash_ctx(tfm);
const __le32 *data = (const __le32 *)key;
if (keylen != 8) {
- tfm->crt_flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
+ crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
return -EINVAL;
}
@@ -138,33 +143,31 @@ static int michael_setkey(struct crypto_tfm *tfm, const
u8 *key,
return 0;
}
-
-static struct crypto_alg michael_mic_alg = {
- .cra_name = "michael_mic",
- .cra_flags = CRYPTO_ALG_TYPE_DIGEST,
- .cra_blocksize = 8,
- .cra_ctxsize = sizeof(struct michael_mic_ctx),
- .cra_module = THIS_MODULE,
- .cra_alignmask = 3,
- .cra_list = LIST_HEAD_INIT(michael_mic_alg.cra_list),
- .cra_u = { .digest = {
- .dia_digestsize = 8,
- .dia_init = michael_init,
- .dia_update = michael_update,
- .dia_final = michael_final,
- .dia_setkey = michael_setkey } }
+static struct shash_alg alg = {
+ .digestsize = 8,
+ .setkey = michael_setkey,
+ .init = michael_init,
+ .update = michael_update,
+ .final = michael_final,
+ .descsize = sizeof(struct michael_mic_ctx),
+ .base = {
+ .cra_name = "michael_mic",
+ .cra_blocksize = 8,
+ .cra_alignmask = 3,
+ .cra_ctxsize = sizeof(struct michael_mic_ctx),
+ .cra_module = THIS_MODULE,
+ }
};
-
static int __init michael_mic_init(void)
{
- return crypto_register_alg(&michael_mic_alg);
+ return crypto_register_shash(&alg);
}
static void __exit michael_mic_exit(void)
{
- crypto_unregister_alg(&michael_mic_alg);
+ crypto_unregister_shash(&alg);
}
--
1.5.2.5
--
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