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/oaep.h | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 CryptoPP/oaep.h

(limited to 'CryptoPP/oaep.h')

diff --git a/CryptoPP/oaep.h b/CryptoPP/oaep.h
new file mode 100644
index 000000000..4bf6b0d83
--- /dev/null
+++ b/CryptoPP/oaep.h
@@ -0,0 +1,42 @@
+#ifndef CRYPTOPP_OAEP_H
+#define CRYPTOPP_OAEP_H
+
+#include "pubkey.h"
+#include "sha.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+//! _
+class CRYPTOPP_DLL OAEP_Base : public PK_EncryptionMessageEncodingMethod
+{
+public:
+	bool ParameterSupported(const char *name) const {return strcmp(name, Name::EncodingParameters()) == 0;}
+	size_t MaxUnpaddedLength(size_t paddedLength) const;
+	void Pad(RandomNumberGenerator &rng, const byte *raw, size_t inputLength, byte *padded, size_t paddedLength, const NameValuePairs &parameters) const;
+	DecodingResult Unpad(const byte *padded, size_t paddedLength, byte *raw, const NameValuePairs &parameters) const;
+
+protected:
+	virtual unsigned int DigestSize() const =0;
+	virtual HashTransformation * NewHash() const =0;
+	virtual MaskGeneratingFunction * NewMGF() const =0;
+};
+
+//! <a href="http://www.weidai.com/scan-mirror/ca.html#cem_OAEP-MGF1">EME-OAEP</a>, for use with classes derived from TF_ES
+template <class H, class MGF=P1363_MGF1>
+class OAEP : public OAEP_Base, public EncryptionStandard
+{
+public:
+	static std::string CRYPTOPP_API StaticAlgorithmName() {return std::string("OAEP-") + MGF::StaticAlgorithmName() + "(" + H::StaticAlgorithmName() + ")";}
+	typedef OAEP<H, MGF> EncryptionMessageEncodingMethod;
+
+protected:
+	unsigned int DigestSize() const {return H::DIGESTSIZE;}
+	HashTransformation * NewHash() const {return new H;}
+	MaskGeneratingFunction * NewMGF() const {return new MGF;}
+};
+
+CRYPTOPP_DLL_TEMPLATE_CLASS OAEP<SHA>;
+
+NAMESPACE_END
+
+#endif
-- 
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