Remove cryptoppwin submodule (#754)

third_party/cryptoppwin/include/cryptopp/pkcspad.h

@@ -0,0 +1,123 @@
+// pkcspad.h - originally written and placed in the public domain by Wei Dai
+
+/// \file pkcspad.h
+/// \brief Classes for PKCS padding schemes
+/// \details PKCS #1 v1.5, v2.0 and P1363a allow MD2, MD5, SHA1, SHA224, SHA256, SHA384,
+///   SHA512, Tiger and RipeMd-160 to be instantiated.
+
+#ifndef CRYPTOPP_PKCSPAD_H
+#define CRYPTOPP_PKCSPAD_H
+
+#include "cryptlib.h"
+#include "pubkey.h"
+#include "hashfwd.h"
+
+#ifdef CRYPTOPP_IS_DLL
+#include "sha.h"
+#endif
+
+NAMESPACE_BEGIN(CryptoPP)
+
+/// \brief PKCS #1 v1.5 Encryption Padding Scheme
+/// \sa <a href="http://www.weidai.com/scan-mirror/ca.html#cem_PKCS1-1.5">EME-PKCS1-v1_5</a>
+class PKCS_EncryptionPaddingScheme : public PK_EncryptionMessageEncodingMethod
+{
+public:
+	CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "EME-PKCS1-v1_5";}
+
+	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;
+};
+
+/// \brief PKCS #1 decoration data structure
+template <class H> class PKCS_DigestDecoration
+{
+public:
+	static const byte decoration[];
+	static const unsigned int length;
+};
+
+// PKCS_DigestDecoration can be instantiated with the following
+// classes as specified in PKCS #1 v2.0 and P1363a
+// SHA1, SHA224, SHA256, SHA384, SHA512, Tiger, RIPEMD160, MD2, MD5
+
+#if defined(CRYPTOPP_IS_DLL)
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA1>;
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA224>;
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA256>;
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA384>;
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA512>;
+// http://github.com/weidai11/cryptopp/issues/517
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA3_256>;
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA3_384>;
+CRYPTOPP_DLL_TEMPLATE_CLASS PKCS_DigestDecoration<SHA3_512>;
+#endif
+
+// https://github.com/weidai11/cryptopp/issues/300 and
+// https://github.com/weidai11/cryptopp/issues/533
+#if defined(__clang__)
+template<> const byte PKCS_DigestDecoration<SHA1>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA1>::length;
+template<> const byte PKCS_DigestDecoration<SHA224>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA224>::length;
+template<> const byte PKCS_DigestDecoration<SHA256>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA256>::length;
+template<> const byte PKCS_DigestDecoration<SHA384>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA384>::length;
+template<> const byte PKCS_DigestDecoration<SHA512>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA512>::length;
+
+// http://github.com/weidai11/cryptopp/issues/517
+template<> const byte PKCS_DigestDecoration<SHA3_256>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA3_256>::length;
+template<> const byte PKCS_DigestDecoration<SHA3_384>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA3_384>::length;
+template<> const byte PKCS_DigestDecoration<SHA3_512>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<SHA3_512>::length;
+
+template<> const byte PKCS_DigestDecoration<Weak1::MD2>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<Weak1::MD2>::length;
+template<> const byte PKCS_DigestDecoration<Weak1::MD5>::decoration[];
+template<> const unsigned int PKCS_DigestDecoration<Weak1::MD5>::length;
+#endif
+
+/// \brief PKCS #1 v1.5 Signature Encoding Scheme
+/// \sa <a href="http://www.weidai.com/scan-mirror/sig.html#sem_PKCS1-1.5">EMSA-PKCS1-v1_5</a>
+class CRYPTOPP_DLL PKCS1v15_SignatureMessageEncodingMethod : public PK_DeterministicSignatureMessageEncodingMethod
+{
+public:
+	CRYPTOPP_STATIC_CONSTEXPR const char* CRYPTOPP_API StaticAlgorithmName() {return "EMSA-PKCS1-v1_5";}
+
+	size_t MinRepresentativeBitLength(size_t hashIdentifierSize, size_t digestSize) const
+		{return 8 * (digestSize + hashIdentifierSize + 10);}
+
+	void ComputeMessageRepresentative(RandomNumberGenerator &rng,
+		const byte *recoverableMessage, size_t recoverableMessageLength,
+		HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty,
+		byte *representative, size_t representativeBitLength) const;
+
+	struct HashIdentifierLookup
+	{
+		template <class H> struct HashIdentifierLookup2
+		{
+			static HashIdentifier Lookup()
+			{
+				return HashIdentifier(PKCS_DigestDecoration<H>::decoration, PKCS_DigestDecoration<H>::length);
+			}
+		};
+	};
+};
+
+/// \brief PKCS #1 version 1.5, for use with RSAES and RSASS
+/// \dontinclude pkcspad.h
+
+struct PKCS1v15 : public SignatureStandard, public EncryptionStandard
+{
+	typedef PKCS_EncryptionPaddingScheme EncryptionMessageEncodingMethod;
+	typedef PKCS1v15_SignatureMessageEncodingMethod SignatureMessageEncodingMethod;
+};
+
+NAMESPACE_END
+
+#endif