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/shark.h | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 cryptopp562/shark.h

(limited to 'cryptopp562/shark.h')

diff --git a/cryptopp562/shark.h b/cryptopp562/shark.h
new file mode 100644
index 0000000..8d5ce9b
--- /dev/null
+++ b/cryptopp562/shark.h
@@ -0,0 +1,65 @@
+#ifndef CRYPTOPP_SHARK_H
+#define CRYPTOPP_SHARK_H
+
+/** \file
+*/
+
+#include "config.h"
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+//! _
+struct SHARK_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 16>, public VariableRounds<6, 2>
+{
+	static const char *StaticAlgorithmName() {return "SHARK-E";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#SHARK-E">SHARK-E</a>
+class SHARK : public SHARK_Info, public BlockCipherDocumentation
+{
+	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<SHARK_Info>
+	{
+	public:
+		void UncheckedSetKey(const byte *key, unsigned int length, const NameValuePairs &param);
+
+	protected:
+		unsigned int m_rounds;
+		SecBlock<word64> m_roundKeys;
+	};
+
+	class CRYPTOPP_NO_VTABLE Enc : public Base
+	{
+	public:
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+		// used by Base to do key setup
+		void InitForKeySetup();
+
+	private:
+		static const byte sbox[256];
+		static const word64 cbox[8][256];
+	};
+
+	class CRYPTOPP_NO_VTABLE Dec : public Base
+	{
+	public:
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+
+	private:
+		static const byte sbox[256];
+		static const word64 cbox[8][256];
+	};
+
+public:
+	typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
+	typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
+};
+
+typedef SHARK::Encryption SHARKEncryption;
+typedef SHARK::Decryption SHARKDecryption;
+
+NAMESPACE_END
+
+#endif
-- 
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