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@ -366,16 +366,21 @@ namespace data
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SHA256_Final (hash, &ctx);
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}
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i2p::data::IdentHash BlindedPublicKey::GetStoreHash () const
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i2p::data::IdentHash BlindedPublicKey::GetStoreHash (const char * date) const
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{
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i2p::data::IdentHash hash;
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if (m_BlindedSigType == i2p::data::SIGNING_KEY_TYPE_REDDSA_SHA512_ED25519 ||
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m_BlindedSigType == SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519)
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{
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char date[9];
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i2p::util::GetCurrentDate (date);
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uint8_t blinded[32];
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GetBlindedKey (date, blinded);
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if (date)
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GetBlindedKey (date, blinded);
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else
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{
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char currentDate[9];
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i2p::util::GetCurrentDate (currentDate);
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GetBlindedKey (currentDate, blinded);
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}
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auto stA1 = htobe16 (m_BlindedSigType);
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SHA256_CTX ctx;
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SHA256_Init (&ctx);
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@ -605,7 +610,7 @@ namespace data
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{
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// verify blinding
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char date[9];
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i2p::util::GetCurrentDate (date);
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i2p::util::GetDateString (m_PublishedTimestamp, date);
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uint8_t blinded[32];
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key->GetBlindedKey (date, blinded);
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if (memcmp (blindedPublicKey, blinded, 32))
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@ -862,15 +867,15 @@ namespace data
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m_Buffer = new uint8_t[m_BufferLen + 1];
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m_Buffer[0] = NETDB_STORE_TYPE_ENCRYPTED_LEASESET2;
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BlindedPublicKey blindedKey (ls->GetIdentity ());
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auto timestamp = i2p::util::GetSecondsSinceEpoch ();
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char date[9];
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i2p::util::GetCurrentDate (date);
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i2p::util::GetDateString (timestamp, date);
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uint8_t blindedPriv[32], blindedPub[32];
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blindedKey.BlindPrivateKey (keys.GetSigningPrivateKey (), date, blindedPriv, blindedPub);
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std::unique_ptr<i2p::crypto::Signer> blindedSigner (i2p::data::PrivateKeys::CreateSigner (blindedKeyType, blindedPriv));
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auto offset = 1;
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htobe16buf (m_Buffer + offset, blindedKeyType); offset += 2; // Blinded Public Key Sig Type
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memcpy (m_Buffer + offset, blindedPub, 32); offset += 32; // Blinded Public Key
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auto timestamp = i2p::util::GetSecondsSinceEpoch ();
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htobe32buf (m_Buffer + offset, timestamp); offset += 4; // published timestamp (seconds)
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auto nextMidnight = (timestamp/86400LL + 1)*86400LL; // 86400 = 24*3600 seconds
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auto expirationTime = ls->GetExpirationTime ()/1000LL;
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@ -906,7 +911,7 @@ namespace data
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// signature
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blindedSigner->Sign (m_Buffer, offset, m_Buffer + offset);
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// store hash
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m_StoreHash = blindedKey.GetStoreHash ();
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m_StoreHash = blindedKey.GetStoreHash (date);
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}
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LocalEncryptedLeaseSet2::LocalEncryptedLeaseSet2 (std::shared_ptr<const IdentityEx> identity, const uint8_t * buf, size_t len):
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