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restructure build to separate the 3 main components into 3 subdirectories
libi2pd for core libs libi2pd_client for i2pd client libs daemon for i2pd daemon libs
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140 changed files with 209 additions and 206 deletions
62
libi2pd/Gost.h
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62
libi2pd/Gost.h
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#ifndef GOST_H__
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#define GOST_H__
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#include <memory>
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#include <openssl/ec.h>
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namespace i2p
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{
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namespace crypto
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{
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// ГОСТ Р 34.10
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enum GOSTR3410ParamSet
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{
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eGOSTR3410CryptoProA = 0, // 1.2.643.2.2.35.1
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// XchA = A, XchB = C
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//eGOSTR3410CryptoProXchA, // 1.2.643.2.2.36.0
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//eGOSTR3410CryptoProXchB, // 1.2.643.2.2.36.1
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eGOSTR3410TC26A512, // 1.2.643.7.1.2.1.2.1
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eGOSTR3410NumParamSets
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};
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class GOSTR3410Curve
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{
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public:
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GOSTR3410Curve (BIGNUM * a, BIGNUM * b, BIGNUM * p, BIGNUM * q, BIGNUM * x, BIGNUM * y);
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~GOSTR3410Curve ();
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size_t GetKeyLen () const { return m_KeyLen; };
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const EC_GROUP * GetGroup () const { return m_Group; };
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EC_POINT * MulP (const BIGNUM * n) const;
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bool GetXY (const EC_POINT * p, BIGNUM * x, BIGNUM * y) const;
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EC_POINT * CreatePoint (const BIGNUM * x, const BIGNUM * y) const;
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void Sign (const BIGNUM * priv, const BIGNUM * digest, BIGNUM * r, BIGNUM * s);
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bool Verify (const EC_POINT * pub, const BIGNUM * digest, const BIGNUM * r, const BIGNUM * s);
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EC_POINT * RecoverPublicKey (const BIGNUM * digest, const BIGNUM * r, const BIGNUM * s, bool isNegativeY = false) const;
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private:
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EC_GROUP * m_Group;
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size_t m_KeyLen; // in bytes
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};
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std::unique_ptr<GOSTR3410Curve>& GetGOSTR3410Curve (GOSTR3410ParamSet paramSet);
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// Big Endian
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void GOSTR3411_2012_256 (const uint8_t * buf, size_t len, uint8_t * digest);
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void GOSTR3411_2012_512 (const uint8_t * buf, size_t len, uint8_t * digest);
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// Little Endian
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struct GOSTR3411_2012_CTX;
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GOSTR3411_2012_CTX * GOSTR3411_2012_CTX_new ();
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void GOSTR3411_2012_CTX_Init (GOSTR3411_2012_CTX * ctx, bool is512 = true);
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void GOSTR3411_2012_CTX_Update (const uint8_t * buf, size_t len, GOSTR3411_2012_CTX * ctx);
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void GOSTR3411_2012_CTX_Finish (uint8_t * digest, GOSTR3411_2012_CTX * ctx);
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void GOSTR3411_2012_CTX_free (GOSTR3411_2012_CTX * ctx);
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}
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}
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#endif
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