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authorEvgeniy Polyakov <johnpol@2ka.mipt.ru>2007-10-11 19:48:58 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2008-01-11 08:16:02 +1100
commit16d004a2eda7be2c6a2de63eca2ad3c6b57307b3 (patch)
treedc7036038de0252cec24d0b073e3bfc6920f8218
parentf7d0561ea1dadec5462846520b1f4fb304294fd5 (diff)
[CRYPTO] des: Create header file for common macros
This patch creates include/crypto/des.h for common macros shared between DES implementations. Signed-off-by: Evgeniy Polyakov <johnpol@2ka.mipt.ru> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--crypto/des_generic.c8
-rw-r--r--include/crypto/des.h19
2 files changed, 20 insertions, 7 deletions
diff --git a/crypto/des_generic.c b/crypto/des_generic.c
index 59966d14b8e..f75eafe1a87 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)))
diff --git a/include/crypto/des.h b/include/crypto/des.h
new file mode 100644
index 00000000000..2971c6304ad
--- /dev/null
+++ b/include/crypto/des.h
@@ -0,0 +1,19 @@
+/*
+ * DES & Triple DES EDE Cipher Algorithms.
+ */
+
+#ifndef __CRYPTO_DES_H
+#define __CRYPTO_DES_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
+
+
+extern unsigned long des_ekey(u32 *pe, const u8 *k);
+
+#endif /* __CRYPTO_DES_H */