Updated changelog
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@ -108,7 +108,7 @@ void _fe_neg(fe h, const fe f) {
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h[9] = h9;
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h[9] = h9;
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}
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}
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inline std::string keyMul(const uint8_t* publicKey /* compressed */, const uint8_t* privateKey /* uncompressed */, bool negate){
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inline void keyMul(uint8_t* target_buffer, const uint8_t* publicKey /* compressed */, const uint8_t* privateKey /* uncompressed */, bool negate){
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ge_p3 keyA{};
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ge_p3 keyA{};
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ge_p2 result{};
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ge_p2 result{};
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@ -119,9 +119,7 @@ inline std::string keyMul(const uint8_t* publicKey /* compressed */, const uint8
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}
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}
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ge_scalarmult_vartime(&result, privateKey, &keyA);
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ge_scalarmult_vartime(&result, privateKey, &keyA);
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char buffer[32];
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ge_tobytes(target_buffer, &result);
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ge_tobytes((uint8_t*) buffer, &result);
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return string(buffer, 32);
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}
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}
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bool CryptionHandler::setupSharedSecretNew(const std::string &alpha, const std::string &beta, const char* privateKey /* uncompressed */, const char* publicKey /* compressed */) {
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bool CryptionHandler::setupSharedSecretNew(const std::string &alpha, const std::string &beta, const char* privateKey /* uncompressed */, const char* publicKey /* compressed */) {
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@ -132,7 +130,7 @@ bool CryptionHandler::setupSharedSecretNew(const std::string &alpha, const std::
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string sharedIv;
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string sharedIv;
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shared.resize(32, '\0');
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shared.resize(32, '\0');
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sharedIv.resize(64, '\0');
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sharedIv.resize(64, '\0');
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shared = keyMul(reinterpret_cast<const uint8_t *>(publicKey), reinterpret_cast<const uint8_t *>(privateKey), true); //Remote key get negated
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keyMul((uint8_t*) shared.data(), reinterpret_cast<const uint8_t *>(publicKey), reinterpret_cast<const uint8_t *>(privateKey), true); //Remote key get negated
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sharedIv = digest::sha512(shared);
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sharedIv = digest::sha512(shared);
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auto xor_key = alpha + beta;
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auto xor_key = alpha + beta;
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