[CRYPTO] sha: Add header file for SHA definitions
There are currently several SHA implementations that all define their own
initialization vectors and size values. Since this values are idential
move them to a header file under include/crypto.
Signed-off-by: Jan Glauber <jang@de.ibm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/drivers/crypto/padlock-sha.c b/drivers/crypto/padlock-sha.c
index f3857bb..4e8de16 100644
--- a/drivers/crypto/padlock-sha.c
+++ b/drivers/crypto/padlock-sha.c
@@ -13,6 +13,7 @@
*/
#include <crypto/algapi.h>
+#include <crypto/sha.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/init.h>
@@ -24,12 +25,7 @@
#include "padlock.h"
#define SHA1_DEFAULT_FALLBACK "sha1-generic"
-#define SHA1_DIGEST_SIZE 20
-#define SHA1_HMAC_BLOCK_SIZE 64
-
#define SHA256_DEFAULT_FALLBACK "sha256-generic"
-#define SHA256_DIGEST_SIZE 32
-#define SHA256_HMAC_BLOCK_SIZE 64
struct padlock_sha_ctx {
char *data;
@@ -107,11 +103,11 @@
char buf[128+16];
char *result = NEAREST_ALIGNED(buf);
- ((uint32_t *)result)[0] = 0x67452301;
- ((uint32_t *)result)[1] = 0xEFCDAB89;
- ((uint32_t *)result)[2] = 0x98BADCFE;
- ((uint32_t *)result)[3] = 0x10325476;
- ((uint32_t *)result)[4] = 0xC3D2E1F0;
+ ((uint32_t *)result)[0] = SHA1_H0;
+ ((uint32_t *)result)[1] = SHA1_H1;
+ ((uint32_t *)result)[2] = SHA1_H2;
+ ((uint32_t *)result)[3] = SHA1_H3;
+ ((uint32_t *)result)[4] = SHA1_H4;
asm volatile (".byte 0xf3,0x0f,0xa6,0xc8" /* rep xsha1 */
: "+S"(in), "+D"(result)
@@ -128,14 +124,14 @@
char buf[128+16];
char *result = NEAREST_ALIGNED(buf);
- ((uint32_t *)result)[0] = 0x6A09E667;
- ((uint32_t *)result)[1] = 0xBB67AE85;
- ((uint32_t *)result)[2] = 0x3C6EF372;
- ((uint32_t *)result)[3] = 0xA54FF53A;
- ((uint32_t *)result)[4] = 0x510E527F;
- ((uint32_t *)result)[5] = 0x9B05688C;
- ((uint32_t *)result)[6] = 0x1F83D9AB;
- ((uint32_t *)result)[7] = 0x5BE0CD19;
+ ((uint32_t *)result)[0] = SHA256_H0;
+ ((uint32_t *)result)[1] = SHA256_H1;
+ ((uint32_t *)result)[2] = SHA256_H2;
+ ((uint32_t *)result)[3] = SHA256_H3;
+ ((uint32_t *)result)[4] = SHA256_H4;
+ ((uint32_t *)result)[5] = SHA256_H5;
+ ((uint32_t *)result)[6] = SHA256_H6;
+ ((uint32_t *)result)[7] = SHA256_H7;
asm volatile (".byte 0xf3,0x0f,0xa6,0xd0" /* rep xsha256 */
: "+S"(in), "+D"(result)
@@ -215,7 +211,7 @@
.cra_priority = PADLOCK_CRA_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_DIGEST |
CRYPTO_ALG_NEED_FALLBACK,
- .cra_blocksize = SHA1_HMAC_BLOCK_SIZE,
+ .cra_blocksize = SHA1_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct padlock_sha_ctx),
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(sha1_alg.cra_list),
@@ -237,7 +233,7 @@
.cra_priority = PADLOCK_CRA_PRIORITY,
.cra_flags = CRYPTO_ALG_TYPE_DIGEST |
CRYPTO_ALG_NEED_FALLBACK,
- .cra_blocksize = SHA256_HMAC_BLOCK_SIZE,
+ .cra_blocksize = SHA256_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct padlock_sha_ctx),
.cra_module = THIS_MODULE,
.cra_list = LIST_HEAD_INIT(sha256_alg.cra_list),