From 539364846a89987ac2679988653f50332cb91d26 Mon Sep 17 00:00:00 2001
From: "madmaxoft@gmail.com"
 <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>
Date: Thu, 30 Aug 2012 21:06:13 +0000
Subject: Implemented 1.3.2 protocol encryption using CryptoPP, up to Client
 Status packet (http://wiki.vg/Protocol_FAQ step 14)

git-svn-id: http://mc-server.googlecode.com/svn/trunk@808 0a769ca7-a7f5-676a-18bf-c427514a06d6
---
 CryptoPP/blowfish.h | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 CryptoPP/blowfish.h

(limited to 'CryptoPP/blowfish.h')

diff --git a/CryptoPP/blowfish.h b/CryptoPP/blowfish.h
new file mode 100644
index 000000000..4707ce192
--- /dev/null
+++ b/CryptoPP/blowfish.h
@@ -0,0 +1,46 @@
+#ifndef CRYPTOPP_BLOWFISH_H
+#define CRYPTOPP_BLOWFISH_H
+
+/** \file */
+
+#include "seckey.h"
+#include "secblock.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+//! _
+struct Blowfish_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 56>, public FixedRounds<16>
+{
+	static const char *StaticAlgorithmName() {return "Blowfish";}
+};
+
+//! <a href="http://www.weidai.com/scan-mirror/cs.html#Blowfish">Blowfish</a>
+class Blowfish : public Blowfish_Info, public BlockCipherDocumentation
+{
+	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Blowfish_Info>
+	{
+	public:
+		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
+		void UncheckedSetKey(const byte *key_string, unsigned int keylength, const NameValuePairs &params);
+
+	private:
+		void crypt_block(const word32 in[2], word32 out[2]) const;
+
+		static const word32 p_init[ROUNDS+2];
+		static const word32 s_init[4*256];
+
+		FixedSizeSecBlock<word32, ROUNDS+2> pbox;
+		FixedSizeSecBlock<word32, 4*256> sbox;
+	};
+
+public:
+	typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;
+	typedef BlockCipherFinal<DECRYPTION, Base> Decryption;
+};
+
+typedef Blowfish::Encryption BlowfishEncryption;
+typedef Blowfish::Decryption BlowfishDecryption;
+
+NAMESPACE_END
+
+#endif
-- 
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