From 490d36e65ac24e34e3021c2a0947384aee138c88 Mon Sep 17 00:00:00 2001
From: Malf Furious <m@lfurio.us>
Date: Wed, 13 Apr 2016 21:05:14 -0400
Subject: Root commit for new Compass repository

This is the Alpha version of ComPASS, originally developed sometime in
2014.
---
 cryptopp562/skipjack.h | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 cryptopp562/skipjack.h

(limited to 'cryptopp562/skipjack.h')

diff --git a/cryptopp562/skipjack.h b/cryptopp562/skipjack.h
new file mode 100644
index 0000000..6b12647
--- /dev/null
+++ b/cryptopp562/skipjack.h
@@ -0,0 +1,61 @@
+#ifndef CRYPTOPP_SKIPJACK_H
+#define CRYPTOPP_SKIPJACK_H
+
+/** \file
+*/
+
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+//! _
+struct SKIPJACK_Info : public FixedBlockSize<8>, public FixedKeyLength<10>
+{
+	CRYPTOPP_DLL static const char * CRYPTOPP_API StaticAlgorithmName() {return "SKIPJACK";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#SKIPJACK">SKIPJACK</a>
+class SKIPJACK : public SKIPJACK_Info, public BlockCipherDocumentation
+{
+	class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<SKIPJACK_Info>
+	{
+	public:
+		void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs &params);
+		unsigned int OptimalDataAlignment() const {return GetAlignmentOf<word16>();}
+
+	protected:
+		static const byte fTable[256];
+
+		FixedSizeSecBlock<byte, 10*256> tab;
+	};
+
+	class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Enc : public Base
+	{
+	public:
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+	private:
+		static const byte Se[256];
+		static const word32 Te[4][256];
+	};
+
+	class CRYPTOPP_DLL CRYPTOPP_NO_VTABLE Dec : public Base
+	{
+	public:
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+	private:
+		static const byte Sd[256];
+		static const word32 Td[4][256];
+	};
+
+public:
+	typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
+	typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
+};
+
+typedef SKIPJACK::Encryption SKIPJACKEncryption;
+typedef SKIPJACK::Decryption SKIPJACKDecryption;
+
+NAMESPACE_END
+
+#endif
-- 
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