From 4ec1f8462de98d1ad83bd69fbc2142ee4beab620 Mon Sep 17 00:00:00 2001
From: weidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>
Date: Wed, 16 Apr 2003 00:48:47 +0000
Subject: add new algorithms (Kevin Springle)

git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@57 57ff6487-cd31-0410-9ec3-f628ee90f5f0
---
 shacal2.h | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 shacal2.h

(limited to 'shacal2.h')

diff --git a/shacal2.h b/shacal2.h
new file mode 100644
index 0000000..8208760
--- /dev/null
+++ b/shacal2.h
@@ -0,0 +1,53 @@
+#ifndef CRYPTOPP_SHACAL2_H
+#define CRYPTOPP_SHACAL2_H
+
+/** \file
+*/
+
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+struct SHACAL2_Info : public FixedBlockSize<32>, public VariableKeyLength<16, 16, 64>
+{
+	static const char *StaticAlgorithmName() {return "SHACAL-2";}
+};
+
+/// <a href="http://www.weidai.com/scan-mirror/cs.html#SHACAL-2">SHACAL-2</a>
+class SHACAL2 : public SHACAL2_Info, public BlockCipherDocumentation
+{
+	class Base : public BlockCipherBaseTemplate<SHACAL2_Info>
+	{
+	public:
+		void UncheckedSetKey(CipherDir direction, const byte *userKey, unsigned int length);
+
+	protected:
+		FixedSizeSecBlock<word32, 64> m_key;
+
+		static const word32 K[64];
+	};
+
+	class Enc : public Base
+	{
+	public:
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+	};
+
+	class Dec : public Base
+	{
+	public:
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+	};
+
+public:
+	typedef BlockCipherTemplate<ENCRYPTION, Enc> Encryption;
+	typedef BlockCipherTemplate<DECRYPTION, Dec> Decryption;
+};
+
+typedef SHACAL2::Encryption SHACAL2Encryption;
+typedef SHACAL2::Decryption SHACAL2Decryption;
+
+NAMESPACE_END
+
+#endif
-- 
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