From f424a18112032cf61d2871a6b91a5af607c171ae Mon Sep 17 00:00:00 2001
From: Kirill Volinsky <mataes2007@gmail.com>
Date: Fri, 20 Jul 2012 16:21:49 +0000
Subject: CryptoPP: changed folder structure

git-svn-id: http://svn.miranda-ng.org/main/trunk@1083 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
---
 plugins/CryptoPP/crypto/src/pssr.h | 66 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 plugins/CryptoPP/crypto/src/pssr.h

(limited to 'plugins/CryptoPP/crypto/src/pssr.h')

diff --git a/plugins/CryptoPP/crypto/src/pssr.h b/plugins/CryptoPP/crypto/src/pssr.h
new file mode 100644
index 0000000000..e1ee5fec4f
--- /dev/null
+++ b/plugins/CryptoPP/crypto/src/pssr.h
@@ -0,0 +1,66 @@
+#ifndef CRYPTOPP_PSSR_H
+#define CRYPTOPP_PSSR_H
+
+#include "pubkey.h"
+#include "emsa2.h"
+
+#ifdef CRYPTOPP_IS_DLL
+#include "sha.h"
+#endif
+
+NAMESPACE_BEGIN(CryptoPP)
+
+class CRYPTOPP_DLL PSSR_MEM_Base : public PK_RecoverableSignatureMessageEncodingMethod
+{
+	virtual bool AllowRecovery() const =0;
+	virtual size_t SaltLen(size_t hashLen) const =0;
+	virtual size_t MinPadLen(size_t hashLen) const =0;
+	virtual const MaskGeneratingFunction & GetMGF() const =0;
+
+public:
+	size_t MinRepresentativeBitLength(size_t hashIdentifierLength, size_t digestLength) const;
+	size_t MaxRecoverableLength(size_t representativeBitLength, size_t hashIdentifierLength, size_t digestLength) const;
+	bool IsProbabilistic() const;
+	bool AllowNonrecoverablePart() const;
+	bool RecoverablePartFirst() const;
+	void ComputeMessageRepresentative(RandomNumberGenerator &rng, 
+		const byte *recoverableMessage, size_t recoverableMessageLength,
+		HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty,
+		byte *representative, size_t representativeBitLength) const;
+	DecodingResult RecoverMessageFromRepresentative(
+		HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty,
+		byte *representative, size_t representativeBitLength,
+		byte *recoverableMessage) const;
+};
+
+template <bool USE_HASH_ID> class PSSR_MEM_BaseWithHashId;
+template<> class PSSR_MEM_BaseWithHashId<true> : public EMSA2HashIdLookup<PSSR_MEM_Base> {};
+template<> class PSSR_MEM_BaseWithHashId<false> : public PSSR_MEM_Base {};
+
+template <bool ALLOW_RECOVERY, class MGF=P1363_MGF1, int SALT_LEN=-1, int MIN_PAD_LEN=0, bool USE_HASH_ID=false>
+class PSSR_MEM : public PSSR_MEM_BaseWithHashId<USE_HASH_ID>
+{
+	virtual bool AllowRecovery() const {return ALLOW_RECOVERY;}
+	virtual size_t SaltLen(size_t hashLen) const {return SALT_LEN < 0 ? hashLen : SALT_LEN;}
+	virtual size_t MinPadLen(size_t hashLen) const {return MIN_PAD_LEN < 0 ? hashLen : MIN_PAD_LEN;}
+	virtual const MaskGeneratingFunction & GetMGF() const {static MGF mgf; return mgf;}
+
+public:
+	static std::string CRYPTOPP_API StaticAlgorithmName() {return std::string(ALLOW_RECOVERY ? "PSSR-" : "PSS-") + MGF::StaticAlgorithmName();}
+};
+
+//! <a href="http://www.weidai.com/scan-mirror/sig.html#sem_PSSR-MGF1">PSSR-MGF1</a>
+struct PSSR : public SignatureStandard
+{
+	typedef PSSR_MEM<true> SignatureMessageEncodingMethod;
+};
+
+//! <a href="http://www.weidai.com/scan-mirror/sig.html#sem_PSS-MGF1">PSS-MGF1</a>
+struct PSS : public SignatureStandard
+{
+	typedef PSSR_MEM<false> SignatureMessageEncodingMethod;
+};
+
+NAMESPACE_END
+
+#endif
-- 
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