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Diffstat (limited to 'crypto/des_generic.c')
-rw-r--r--crypto/des_generic.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/crypto/des_generic.c b/crypto/des_generic.c
index 59966d14b8e0..355ecb71cb0d 100644
--- a/crypto/des_generic.c
+++ b/crypto/des_generic.c
@@ -20,13 +20,7 @@
#include <linux/crypto.h>
#include <linux/types.h>
-#define DES_KEY_SIZE 8
-#define DES_EXPKEY_WORDS 32
-#define DES_BLOCK_SIZE 8
-
-#define DES3_EDE_KEY_SIZE (3 * DES_KEY_SIZE)
-#define DES3_EDE_EXPKEY_WORDS (3 * DES_EXPKEY_WORDS)
-#define DES3_EDE_BLOCK_SIZE DES_BLOCK_SIZE
+#include <crypto/des.h>
#define ROL(x, r) ((x) = rol32((x), (r)))
#define ROR(x, r) ((x) = ror32((x), (r)))
@@ -634,7 +628,7 @@ static const u32 S8[64] = {
* Choice 1 has operated on the key.
*
*/
-static unsigned long ekey(u32 *pe, const u8 *k)
+unsigned long des_ekey(u32 *pe, const u8 *k)
{
/* K&R: long is at least 32 bits */
unsigned long a, b, c, d, w;
@@ -709,6 +703,7 @@ static unsigned long ekey(u32 *pe, const u8 *k)
/* Zero if weak key */
return w;
}
+EXPORT_SYMBOL_GPL(des_ekey);
/*
* Decryption key expansion
@@ -792,7 +787,7 @@ static int des_setkey(struct crypto_tfm *tfm, const u8 *key,
int ret;
/* Expand to tmp */
- ret = ekey(tmp, key);
+ ret = des_ekey(tmp, key);
if (unlikely(ret == 0) && (*flags & CRYPTO_TFM_REQ_WEAK_KEY)) {
*flags |= CRYPTO_TFM_RES_WEAK_KEY;
@@ -879,9 +874,9 @@ static int des3_ede_setkey(struct crypto_tfm *tfm, const u8 *key,
return -EINVAL;
}
- ekey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE;
+ des_ekey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE;
dkey(expkey, key); expkey += DES_EXPKEY_WORDS; key += DES_KEY_SIZE;
- ekey(expkey, key);
+ des_ekey(expkey, key);
return 0;
}