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-rw-r--r--include/crypto/des.h19
1 files changed, 19 insertions, 0 deletions
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 */