return (src[srcIndex] & 0xFF) + ((src[srcIndex + 1] & 0xFF) << 8) + ((src[srcIndex + 2] & 0xFF) << 16)
                + ((src[srcIndex + 3] & 0xFF) << 24);
    }

    static long readInt8(final byte[] src, final int srcIndex) {
        return (readInt4(src, srcIndex) & 0xFFFFFFFFL) + ((long) readInt4(src, srcIndex + 4) << 32);
    }

    static void writeInt8(long val, final byte[] dst, int dstIndex) {

        this.leaseKey = new Smb2LeaseKey(keyBytes);
        
        this.leaseState = readInt4(buffer, offset + 16);
        this.leaseFlags = readInt4(buffer, offset + 20);
        this.leaseDuration = readInt8(buffer, offset + 24);
        
        if (length >= 52) {  // V2 lease
            byte[] parentKeyBytes = new byte[16];
            System.arraycopy(buffer, offset + 32, parentKeyBytes, 0, 16);

            
            int scopeOrdinal = readInt4(buffer, dataOffset);
            this.cacheScope = DirectoryCacheScope.values()[scopeOrdinal];
            dataOffset += 4;
            
            this.maxCacheAge = readInt8(buffer, dataOffset);
            dataOffset += 8;
            
            int flags = readInt4(buffer, dataOffset);
            dataOffset += 4;
            

            int next = readInt4(data, offset);
            int ifIndex = readInt4(data, offset + 4);
            int capability = readInt4(data, offset + 8);
            long linkSpeed = readInt8(data, offset + 16);
            
            // Parse socket address
            InetAddress addr = parseSockaddr(data, offset + 24);
            
            NetworkInterfaceInfo info = new NetworkInterfaceInfo(