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cipher/des.h

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+/* des.h
+ *	Copyright (C) 1998 Free Software Foundation, Inc.
+ *
+ * This file is part of GNUPG.
+ *
+ * GNUPG is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * GNUPG is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+#ifndef G10_DES_H
+#define G10_DES_H
+
+#include "types.h"
+
+#define DES_BLOCKSIZE 8
+#define DES_ROUNDS 16
+
+typedef struct {
+    int tripledes;
+} DES_context;
+
+void des_setkey( DES_context *c, byte *key, unsigned keylen );
+void des_3des_setkey( DES_context *c, byte *key, unsigned keylen );
+void des_encrypt_block( DES_context *bc, byte *outbuf, byte *inbuf );
+void des_decrypt_block( DES_context *bc, byte *outbuf, byte *inbuf );
+
+#endif /*G10_DES_H*/