3des ede

1 files changed, 77 insertions, 0 deletions

diff --git a/sys/netinet/libdeslite/ecb3_enc.c b/sys/netinet/libdeslite/ecb3_enc.c
new file mode 100644
index 00000000000..ca0ac176342
--- /dev/null
+++ b/sys/netinet/libdeslite/ecb3_enc.c
@@ -0,0 +1,77 @@
+/* lib/des/ecb3_enc.c */
+/* Copyright (C) 1995 Eric Young (eay@mincom.oz.au)
+ * All rights reserved.
+ * 
+ * This file is part of an SSL implementation written
+ * by Eric Young (eay@mincom.oz.au).
+ * The implementation was written so as to conform with Netscapes SSL
+ * specification.  This library and applications are
+ * FREE FOR COMMERCIAL AND NON-COMMERCIAL USE
+ * as long as the following conditions are aheared to.
+ * 
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.  If this code is used in a product,
+ * Eric Young should be given attribution as the author of the parts used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    This product includes software developed by Eric Young (eay@mincom.oz.au)
+ * 
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * 
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed.  i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include "des_locl.h"
+
+void des_ecb3_encrypt(input, output, ks1, ks2, ks3, encrypt)
+des_cblock (*input);
+des_cblock (*output);
+des_key_schedule ks1;
+des_key_schedule ks2;
+des_key_schedule ks3;
+int encrypt;
+	{
+	register unsigned long l0,l1;
+	register unsigned char *in,*out;
+	unsigned long ll[2];
+
+	in=(unsigned char *)input;
+	out=(unsigned char *)output;
+	c2l(in,l0);
+	c2l(in,l1);
+	IP(l0,l1);
+	ll[0]=l0;
+	ll[1]=l1;
+	des_encrypt2(ll,ks1,encrypt);
+	des_encrypt2(ll,ks2,!encrypt);
+	des_encrypt2(ll,ks3,encrypt);
+	l0=ll[0];
+	l1=ll[1];
+	FP(l1,l0);
+	l2c(l0,out);
+	l2c(l1,out);
+	}