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-rw-r--r--include/crypto/des.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/include/crypto/des.h b/include/crypto/des.h
new file mode 100644
index 000000000..fc6274c6b
--- /dev/null
+++ b/include/crypto/des.h
@@ -0,0 +1,22 @@
+/*
+ * 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);
+
+extern int __des3_ede_setkey(u32 *expkey, u32 *flags, const u8 *key,
+ unsigned int keylen);
+
+#endif /* __CRYPTO_DES_H */