public static CachedIP Decode(G2Header root)
{
CachedIP saved = new CachedIP();
G2Header child = new G2Header(root.Data);
while (G2Protocol.ReadNextChild(root, child) == G2ReadResult.PACKET_GOOD)
{
if (!G2Protocol.ReadPayload(child))
continue;
switch (child.Name)
{
case Packet_Contact:
saved.Contact = DhtContact.ReadPacket(child);
break;
case Packet_LastSeen:
saved.LastSeen = DateTime.FromBinary(BitConverter.ToInt64(child.Data, child.PayloadPos));
break;
case Packet_Bootstrap:
saved.Bootstrap = BitConverter.ToBoolean(child.Data, child.PayloadPos);
break;
}
}
saved.Contact.LastSeen = saved.LastSeen;
return saved;
}
public static CachedIP Decode(G2Header root)
{
CachedIP saved = new CachedIP();
G2Header child = new G2Header(root.Data);
while (G2Protocol.ReadNextChild(root, child) == G2ReadResult.PACKET_GOOD)
{
if (!G2Protocol.ReadPayload(child))
{
continue;
}
switch (child.Name)
{
case Packet_Contact:
saved.Contact = DhtContact.ReadPacket(child);
break;
case Packet_LastSeen:
saved.LastSeen = DateTime.FromBinary(BitConverter.ToInt64(child.Data, child.PayloadPos));
break;
case Packet_Bootstrap:
saved.Bootstrap = BitConverter.ToBoolean(child.Data, child.PayloadPos);
break;
}
}
saved.Contact.LastSeen = saved.LastSeen;
return(saved);
}
public void Load(DhtNetwork network)
{
// if the user has multiple ops, the lookup network is setup with the same settings
// so it is easy to find and predictable for other's bootstrapping
// we put it in local settings so we safe-guard these settings from moving to other computers
// and having dupe dht lookup ids on the network
try
{
var serializer = new XmlSerializer(typeof(PortsConfig));
using (var reader = new StreamReader(PortsConfigPath))
Ports = (PortsConfig)serializer.Deserialize(reader);
}
catch
{
Ports = new PortsConfig();
}
if (Ports.UserID == 0 || network.Core.Sim != null)
{
Ports.UserID = Utilities.StrongRandUInt64(network.Core.StrongRndGen);
}
// keep tcp/udp the same by default
if (Ports.Tcp == 0 || network.Core.Sim != null)
{
Ports.Tcp = (ushort)network.Core.RndGen.Next(3000, 15000);
}
if (Ports.Udp == 0 || network.Core.Sim != null)
{
Ports.Udp = Ports.Tcp;
}
// dont want instances saving and loading same lookup file
if (network.Core.Sim == null && File.Exists(BootstrapPath))
{
try
{
using (IVCryptoStream crypto = IVCryptoStream.Load(BootstrapPath, BootstrapKey))
{
PacketStream stream = new PacketStream(crypto, network.Protocol, FileAccess.Read);
G2Header root = null;
while (stream.ReadPacket(ref root))
{
if (root.Name == IdentityPacket.LookupCachedIP)
{
network.Cache.AddSavedContact(CachedIP.Decode(root));
}
if (root.Name == IdentityPacket.LookupCachedWeb)
{
network.Cache.AddWebCache(WebCache.Decode(root));
}
}
}
}
catch (Exception ex)
{
network.UpdateLog("Exception", "LookupSettings::Load " + ex.Message);
}
}
}
public void Load(LoadModeType loadMode)
{
RijndaelManaged Password = new RijndaelManaged();
Password.Key = PasswordKey;
byte[] iv = new byte[16];
byte[] salt = new byte[4];
OpCore lookup = null;
if (Core != null)
{
lookup = Core.Context.Lookup;
}
try
{
using (TaggedStream file = new TaggedStream(ProfilePath, Protocol, ProcessSplash)) // tagged with splash
{
// first 16 bytes IV, next 4 bytes is salt
file.Read(iv, 0, 16);
file.Read(salt, 0, 4);
Password.IV = iv;
using (CryptoStream crypto = new CryptoStream(file, Password.CreateDecryptor(), CryptoStreamMode.Read))
{
PacketStream stream = new PacketStream(crypto, Protocol, FileAccess.Read);
G2Header root = null;
while (stream.ReadPacket(ref root))
{
if (loadMode == LoadModeType.Settings)
{
if (root.Name == IdentityPacket.OperationSettings)
{
Settings = SettingsPacket.Decode(root);
}
if (root.Name == IdentityPacket.UserInfo && Core != null &&
(Core.Sim == null || !Core.Sim.Internet.FreshStart))
{
Core.IndexInfo(UserInfo.Decode(root));
}
// save icon to identity file because only root node saves icon/splash to link file
// to minimize link file size, but allow user to set custom icon/splash if there are not overrides
if (root.Name == IdentityPacket.Icon)
{
OpIcon = IconPacket.Decode(root).OpIcon;
}
}
if (lookup != null && (loadMode == LoadModeType.AllCaches || loadMode == LoadModeType.LookupCache))
{
if (root.Name == IdentityPacket.LookupCachedIP)
{
lookup.Network.Cache.AddSavedContact(CachedIP.Decode(root));
}
if (root.Name == IdentityPacket.LookupCachedWeb)
{
lookup.Network.Cache.AddWebCache(WebCache.Decode(root));
}
}
if (loadMode == LoadModeType.AllCaches)
{
if (root.Name == IdentityPacket.OpCachedIP)
{
Core.Network.Cache.AddSavedContact(CachedIP.Decode(root));
}
if (root.Name == IdentityPacket.OpCachedWeb)
{
Core.Network.Cache.AddWebCache(WebCache.Decode(root));
}
}
}
}
}
}
catch (Exception ex)
{
throw ex;
}
}
