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@ -22,56 +22,6 @@ namespace data |
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ReadFromBuffer (); |
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ReadFromBuffer (); |
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} |
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} |
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LeaseSet::LeaseSet (std::shared_ptr<const i2p::tunnel::TunnelPool> pool): |
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m_IsValid (true), m_StoreLeases (true), m_ExpirationTime (0) |
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{ |
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if (!pool) return; |
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// header
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auto localDestination = pool->GetLocalDestination (); |
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if (!localDestination) |
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{ |
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m_Buffer = nullptr; |
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m_BufferLen = 0; |
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m_IsValid = false; |
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LogPrint (eLogError, "LeaseSet: Destination for local LeaseSet doesn't exist"); |
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return; |
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} |
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m_Buffer = new uint8_t[MAX_LS_BUFFER_SIZE]; |
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m_BufferLen = localDestination->GetIdentity ()->ToBuffer (m_Buffer, MAX_LS_BUFFER_SIZE); |
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memcpy (m_Buffer + m_BufferLen, localDestination->GetEncryptionPublicKey (), 256); |
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m_BufferLen += 256; |
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auto signingKeyLen = localDestination->GetIdentity ()->GetSigningPublicKeyLen (); |
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memset (m_Buffer + m_BufferLen, 0, signingKeyLen); |
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m_BufferLen += signingKeyLen; |
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int numTunnels = pool->GetNumInboundTunnels () + 2; // 2 backup tunnels
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if (numTunnels > 16) numTunnels = 16; // 16 tunnels maximum
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auto tunnels = pool->GetInboundTunnels (numTunnels); |
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m_Buffer[m_BufferLen] = tunnels.size (); // num leases
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m_BufferLen++; |
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// leases
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auto currentTime = i2p::util::GetMillisecondsSinceEpoch (); |
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for (auto it: tunnels) |
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{ |
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memcpy (m_Buffer + m_BufferLen, it->GetNextIdentHash (), 32); |
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m_BufferLen += 32; // gateway id
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htobe32buf (m_Buffer + m_BufferLen, it->GetNextTunnelID ()); |
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m_BufferLen += 4; // tunnel id
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uint64_t ts = it->GetCreationTime () + i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT - i2p::tunnel::TUNNEL_EXPIRATION_THRESHOLD; // 1 minute before expiration
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ts *= 1000; // in milliseconds
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if (ts > m_ExpirationTime) m_ExpirationTime = ts; |
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// make sure leaseset is newer than previous, but adding some time to expiration date
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ts += (currentTime - it->GetCreationTime ()*1000LL)*2/i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT; // up to 2 secs
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htobe64buf (m_Buffer + m_BufferLen, ts); |
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m_BufferLen += 8; // end date
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} |
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// signature
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localDestination->Sign (m_Buffer, m_BufferLen, m_Buffer + m_BufferLen); |
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m_BufferLen += localDestination->GetIdentity ()->GetSignatureLen (); |
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LogPrint (eLogDebug, "LeaseSet: Local LeaseSet of ", tunnels.size (), " leases created"); |
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ReadFromBuffer (); |
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} |
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void LeaseSet::Update (const uint8_t * buf, size_t len) |
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void LeaseSet::Update (const uint8_t * buf, size_t len) |
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{ |
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{ |
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if (len > m_BufferLen) |
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if (len > m_BufferLen) |
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