/// <summary>
/// Constructor.
/// </summary>
/// <param name="sn">Short name settings.</param>
/// <param name="type">Interface type.</param>
public GXDLMSBase(GXDLMSAssociationShortName sn, InterfaceType type)
: base(sn, type, "GRX", 12345678)
{
MaxReceivePDUSize = 1024;
//Default secret.
sn.Secret = ASCIIEncoding.ASCII.GetBytes("Gurux");
}
/// <summary>
/// Our example server accept all authentications.
/// </summary>
protected override SourceDiagnostic ValidateAuthentication(Authentication authentication, byte[] password)
{
//If low authentication fails.
if (authentication == Authentication.Low)
{
byte[] expected;
if (UseLogicalNameReferencing)
{
GXDLMSAssociationLogicalName ln = (GXDLMSAssociationLogicalName)Items.FindByLN(ObjectType.AssociationLogicalName, "0.0.40.0.0.255");
expected = ln.Secret;
}
else
{
GXDLMSAssociationShortName sn = (GXDLMSAssociationShortName)Items.FindByLN(ObjectType.AssociationShortName, "0.0.40.0.0.255");
expected = sn.Secret;
}
if (Gurux.Common.GXCommon.EqualBytes(expected, password))
{
return(SourceDiagnostic.None);
}
return(SourceDiagnostic.AuthenticationFailure);
}
//Other authentication levels are check later.
return(SourceDiagnostic.None);
}
protected override void PostWrite(ValueEventArgs[] args)
{
foreach (ValueEventArgs e in args)
{
//If association is updated.
if (e.Target is GXDLMSAssociationLogicalName && e.Index == 2)
{
//Update new items to object list.
GXDLMSAssociationLogicalName a = (GXDLMSAssociationLogicalName)e.Target;
UpdateAssociationView(a.ObjectList);
}
//If association is updated.
else if (e.Target is GXDLMSAssociationShortName && e.Index == 2)
{
//Update new items to object list.
GXDLMSAssociationShortName a = (GXDLMSAssociationShortName)e.Target;
UpdateAssociationView(a.ObjectList);
}
else
{
SaveSettings();
}
System.Diagnostics.Debug.WriteLine("Writing " + e.Target.LogicalName);
}
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="sn">Short name settings.</param>
/// <param name="hdlc">HDLC settings.</param>
public GXDLMSBase(GXDLMSAssociationShortName sn, GXDLMSHdlcSetup hdlc)
: base(sn, hdlc, "GRX", 12345678)
{
MaxReceivePDUSize = 1024;
//Default secret.
sn.Secret = ASCIIEncoding.ASCII.GetBytes("Gurux");
}
/// <summary>
/// Edit object in association view.
/// </summary>
private void ObjectEditBtn_Click(object sender, EventArgs e)
{
try
{
if (ObjectsView.SelectedItems.Count == 1)
{
GXDLMSAssociationShortName target = Target as GXDLMSAssociationShortName;
ListViewItem li = ObjectsView.SelectedItems[0];
GXDLMSObject it = (GXDLMSObject)li.Tag;
GXDLMSAssociationViewDlg dlg = new GXDLMSAssociationViewDlg(target, it, false, false);
if (dlg.ShowDialog(this) == DialogResult.OK)
{
it = dlg.GetTarget();
li.SubItems[0].Text = it.ShortName.ToString();
li.SubItems[1].Text = it.ObjectType.ToString();
li.SubItems[2].Text = it.Version.ToString();
li.SubItems[3].Text = it.LogicalName;
li.Tag = it;
errorProvider1.SetError(ObjectsView, Properties.Resources.ValueChangedTxt);
Target.UpdateDirty(2, target.ObjectList);
}
}
}
catch (Exception ex)
{
MessageBox.Show(Parent, ex.Message, "Error",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="sn">Short name settings.</param>
/// <param name="type">Interface type.</param>
public GXDLMSServer(GXDLMSAssociationShortName sn, InterfaceType type)
{
Settings = new GXDLMSSettings(true);
Settings.UseLogicalNameReferencing = false;
Reset();
Settings.Objects.Add(sn);
this.InterfaceType = type;
}
/// <summary>
/// Read association view.
/// </summary>
public bool GetAssociationView(string outputFile)
{
if (outputFile != null)
{
//Save Association view to the cache so it is not needed to retrieve every time.
if (File.Exists(outputFile))
{
try
{
Client.Objects.Clear();
Client.Objects.AddRange(GXDLMSObjectCollection.Load(outputFile));
return(false);
}
catch (Exception)
{
if (File.Exists(outputFile))
{
File.Delete(outputFile);
}
}
}
}
GXReplyData reply = new GXReplyData();
ReadDataBlock(Client.GetObjectsRequest(), reply);
Client.ParseObjects(reply.Data, true);
//Access rights must read differently when short Name referencing is used.
if (!Client.UseLogicalNameReferencing)
{
GXDLMSAssociationShortName sn = (GXDLMSAssociationShortName)Client.Objects.FindBySN(0xFA00);
if (sn != null && sn.Version > 0)
{
Read(sn, 3);
}
}
if (outputFile != null)
{
try
{
Client.Objects.Save(outputFile, new GXXmlWriterSettings()
{
Values = false
});
}
catch (Exception)
{
//It's OK if this fails.
return(false);
}
}
return(true);
}
/// <summary>
/// Add object to association view.
/// </summary>
private void ObjectAddBtn_Click(object sender, EventArgs e)
{
try
{
GXDLMSAssociationShortName target = Target as GXDLMSAssociationShortName;
errorProvider1.SetError(ObjectsView, Properties.Resources.ValueChangedTxt);
Target.UpdateDirty(2, target.ObjectList);
}
catch (Exception ex)
{
DialogResult = DialogResult.None;
MessageBox.Show(Parent, ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
///<summary>
/// Constructor.
///</summary>
///<param name="sn">Short name settings. </param>
///<param name="type">
/// Interface type.
///</param>
///<param name="flagID">
/// Three letters FLAG ID.
///</param>
///<param name="serialNumber">
/// Meter serial number. Size of serial number is 5 bytes.
///</param>
public GXDLMSSecureServer(GXDLMSAssociationShortName sn, InterfaceType type, string flagID, UInt64 serialNumber) :
base(sn, type)
{
if (flagID == null || flagID.Length != 3)
{
throw new ArgumentOutOfRangeException("Invalid FLAG ID.");
}
if (flagID == null || flagID.Length != 3)
{
throw new ArgumentOutOfRangeException("Invalid FLAG ID.");
}
GXByteBuffer bb = new GXByteBuffer();
bb.Add(flagID);
GXByteBuffer serial = new GXByteBuffer();
serial.SetUInt64(serialNumber);
bb.Set(serial.Data, 3, 5);
Ciphering = new GXCiphering(bb.Array());
Settings.Cipher = Ciphering;
}
/// <summary>
/// Remove object from association view.
/// </summary>
private void ObjectRemoveBtn_Click(object sender, EventArgs e)
{
try
{
GXDLMSObject item;
GXDLMSAssociationShortName target = Target as GXDLMSAssociationShortName;
while (ObjectsView.SelectedItems.Count != 0)
{
ListViewItem li = ObjectsView.SelectedItems[0];
item = (GXDLMSObject)li.Tag;
ObjectsView.Items.Remove(ObjectsView.SelectedItems[0]);
errorProvider1.SetError(ObjectsView, Properties.Resources.ValueChangedTxt);
Target.UpdateDirty(2, target.ObjectList);
target.ObjectList.Remove(item);
}
}
catch (Exception ex)
{
MessageBox.Show(Parent, ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
public void OnValueChanged(int index, object value, bool user)
{
GXDLMSAssociationShortName target = Target as GXDLMSAssociationShortName;
if (index == 2)
{
GXDLMSObjectCollection items = target.ObjectList;
CallingWindowLV.Items.Clear();
if (items != null)
{
SNItems.Clear();
foreach (GXDLMSObject it in items)
{
int sn = it.ShortName;
ListViewItem li = CallingWindowLV.Items.Add(Convert.ToString(sn, 16));
li.SubItems.AddRange(new string[] { it.ObjectType.ToString(), it.Version.ToString(),
it.LogicalName, "", "" });
SNItems.Add(sn, li);
}
}
}
//Update Access rights.
if (index == 3)
{
//access_rights: access_right
object[] access = (object[])target.AccessRightsList;
if (access != null)
{
foreach (object[] it in access)
{
int sn = (Convert.ToInt32(it[0]) & 0xFFFF);
if (SNItems.ContainsKey(sn))
{
ListViewItem li = SNItems[sn];
List <string> modes = new List <string>();
foreach (object[] attributeAccess in (object[])it[1])
{
uint id = Convert.ToUInt32(attributeAccess[0]);
AccessMode mode = (AccessMode)Convert.ToInt32(attributeAccess[1]);
modes.Add(id.ToString() + " = " + mode);
}
string str = null;
//Show attribute access.
foreach (string m in modes)
{
if (str != null)
{
str += ", ";
}
str += m.ToString();
}
li.SubItems[4].Text = str;
foreach (object[] attributeAccess in (object[])it[2])
{
uint id = Convert.ToUInt32(attributeAccess[0]);
AccessMode mode = (AccessMode)Convert.ToInt32(attributeAccess[1]);
modes.Add(id.ToString() + " = " + mode);
}
//Show Method access.
str = null;
foreach (string m in modes)
{
if (str != null)
{
str += ", ";
}
str += m.ToString();
}
li.SubItems[5].Text = str;
}
}
}
}
}
/// <summary>
/// Initialize server.
/// </summary>
/// <remarks>
/// This must call after server objects are set.
/// </remarks>
public void Initialize()
{
bool association = false;
Initialized = true;
for (int pos = 0; pos != Items.Count; ++pos)
{
GXDLMSObject it = Items[pos];
if (this.UseLogicalNameReferencing &&
(string.IsNullOrEmpty(it.LogicalName) || it.LogicalName.Split('.').Length != 6))
{
throw new Exception("Invalid Logical Name.");
}
it.Start(this);
if (it is GXDLMSProfileGeneric)
{
GXDLMSProfileGeneric pg = it as GXDLMSProfileGeneric;
foreach (var obj in pg.CaptureObjects)
{
if (obj.Value.AttributeIndex < 1)
{
throw new Exception("Invalid attribute index. SelectedAttributeIndex is not set for " + obj.Key.Name);
}
}
}
else if (it is GXDLMSAssociationShortName && !this.UseLogicalNameReferencing)
{
if ((it as GXDLMSAssociationShortName).ObjectList.Count == 0)
{
(it as GXDLMSAssociationShortName).ObjectList.AddRange(this.Items);
}
association = true;
}
else if (it is GXDLMSAssociationLogicalName && this.UseLogicalNameReferencing)
{
if ((it as GXDLMSAssociationLogicalName).ObjectList.Count == 0)
{
(it as GXDLMSAssociationLogicalName).ObjectList.AddRange(this.Items);
}
association = true;
}
else if (it is GXDLMSHdlcSetup)
{
hdlcSetup = it as GXDLMSHdlcSetup;
}
else if (!(it is IGXDLMSBase))//Remove unsupported items.
{
Debug.WriteLine(it.ObjectType.ToString() + " not supported.");
Items.RemoveAt(pos);
--pos;
}
}
if (!association)
{
if (UseLogicalNameReferencing)
{
GXDLMSAssociationLogicalName it = new GXDLMSAssociationLogicalName();
it.ObjectList = this.Items;
Items.Add(it);
}
else
{
GXDLMSAssociationShortName it = new GXDLMSAssociationShortName();
it.ObjectList = this.Items;
Items.Add(it);
}
}
//Arrange items by Short Name.
int sn = 0xA0;
int offset, count;
if (!this.UseLogicalNameReferencing)
{
foreach (GXDLMSObject it in Items)
{
//Generate Short Name if not given.
if (it.ShortName == 0)
{
it.ShortName = (ushort)sn;
//Add method index addresses.
GXDLMS.GetActionInfo(it.ObjectType, out offset, out count);
if (count != 0)
{
sn += offset + (8 * count);
}
else //If there are no methods.
{
//Add attribute index addresses.
sn += 8 * (it as IGXDLMSBase).GetAttributeCount();
}
}
}
}
}
/// <summary>
/// Initialize server.
/// </summary>
/// <remarks>
/// This must call after server objects are set.
/// <param name="manually">If true, server handle objects and all data are updated manually.</param>
public void Initialize(bool manually)
{
Initialized = true;
if (manually)
{
return;
}
bool association = false;
for (int pos = 0; pos != Items.Count; ++pos)
{
GXDLMSObject it = Items[pos];
if (this.UseLogicalNameReferencing &&
(string.IsNullOrEmpty(it.LogicalName) || it.LogicalName.Split('.').Length != 6))
{
throw new Exception("Invalid Logical Name.");
}
it.Start(this);
if (it is GXDLMSProfileGeneric)
{
GXDLMSProfileGeneric pg = it as GXDLMSProfileGeneric;
foreach (var obj in pg.CaptureObjects)
{
if (obj.Value.AttributeIndex < 1)
{
throw new Exception("Invalid attribute index. SelectedAttributeIndex is not set for " + obj.Key.Name);
}
}
}
else if (it is GXDLMSAssociationShortName && !this.UseLogicalNameReferencing)
{
if ((it as GXDLMSAssociationShortName).ObjectList.Count == 0)
{
(it as GXDLMSAssociationShortName).ObjectList.AddRange(this.Items);
}
association = true;
}
else if (it is GXDLMSAssociationLogicalName && this.UseLogicalNameReferencing)
{
if ((it as GXDLMSAssociationLogicalName).ObjectList.Count == 0)
{
(it as GXDLMSAssociationLogicalName).ObjectList.AddRange(this.Items);
}
association = true;
}
else if (it is GXDLMSHdlcSetup)
{
hdlcSetup = it as GXDLMSHdlcSetup;
}
else if (!(it is IGXDLMSBase))//Remove unsupported items.
{
Debug.WriteLine(it.ObjectType.ToString() + " not supported.");
Items.RemoveAt(pos);
--pos;
}
}
if (!association)
{
if (UseLogicalNameReferencing)
{
GXDLMSAssociationLogicalName it = new GXDLMSAssociationLogicalName();
it.ObjectList = this.Items;
Items.Add(it);
}
else
{
GXDLMSAssociationShortName it = new GXDLMSAssociationShortName();
it.ObjectList = this.Items;
Items.Add(it);
}
}
//Arrange items by Short Name.
UpdateShortNames(false);
}
public void OnValueChanged(GXDLMSViewArguments arg)
{
GXDLMSAssociationShortName target = Target as GXDLMSAssociationShortName;
GXDLMSObjectCollection items = target.ObjectList;
if (arg.Index == 2)
{
ObjectsView.Items.Clear();
if (items != null)
{
SNItems.Clear();
foreach (GXDLMSObject it in items)
{
ListViewItem li = ObjectsView.Items.Add(Convert.ToString(it.ShortName, 16));
li.SubItems.AddRange(new string[] { it.ObjectType.ToString(), it.Version.ToString(),
it.LogicalName });
//access_rights: access_right
StringBuilder str = new StringBuilder();
//Show attribute access.
int cnt = (it as IGXDLMSBase).GetAttributeCount();
for (int pos = 1; pos != cnt + 1; ++pos)
{
if (str != null)
{
str.Append(", ");
}
if (target.Version < 3)
{
AccessMode mode = it.GetAccess(pos);
str.Append(pos.ToString() + " = " + mode);
}
else
{
AccessMode3 mode = it.GetAccess3(pos);
str.Append(pos.ToString() + " = " + mode);
}
}
li.SubItems.Add(str.ToString());
//Show method access.
str.Length = 0;
cnt = (it as IGXDLMSBase).GetMethodCount();
for (int pos = 1; pos != cnt + 1; ++pos)
{
if (str != null)
{
str.Append(", ");
}
if (target.Version < 3)
{
MethodAccessMode mode = it.GetMethodAccess(pos);
str.Append(pos.ToString() + " = " + mode);
}
else
{
MethodAccessMode3 mode = it.GetMethodAccess3(pos);
str.Append(pos.ToString() + " = " + mode);
}
}
li.SubItems.Add(str.ToString());
if (it.ShortName != 0)
{
SNItems.Add(it.ShortName, li);
}
li.Tag = it;
}
}
}
//Update Access rights.
if (arg.Index == 3)
{
//access_rights: access_right
foreach (GXDLMSObject it in items)
{
ListViewItem li = SNItems[it.ShortName];
StringBuilder str = new StringBuilder();
//Show attribute access.
int cnt = (it as IGXDLMSBase).GetAttributeCount();
for (int pos = 1; pos != cnt + 1; ++pos)
{
if (str != null)
{
str.Append(", ");
}
AccessMode mode = it.GetAccess(pos);
str.Append(pos.ToString() + " = " + mode);
}
li.SubItems[4].Text = str.ToString();
//Show method access.
str.Length = 0;
cnt = (it as IGXDLMSBase).GetMethodCount();
for (int pos = 1; pos != cnt + 1; ++pos)
{
if (str != null)
{
str.Append(", ");
}
MethodAccessMode mode = it.GetMethodAccess(pos);
str.Append(pos.ToString() + " = " + mode);
}
li.SubItems[5].Text = str.ToString();
}
}
//security_setup_reference
else if (arg.Index == 4)
{
//security_setup_reference
foreach (GXDLMSSecuritySetup it in target.Parent.GetObjects(ObjectType.SecuritySetup))
{
SecuritySetupCb.Items.Add(it);
if (target.SecuritySetupReference == it.LogicalName)
{
SecuritySetupCb.SelectedIndexChanged -= new System.EventHandler(this.SecuritySetupCb_SelectedIndexChanged);
SecuritySetupCb.SelectedItem = it;
SecuritySetupCb.SelectedIndexChanged += new System.EventHandler(this.SecuritySetupCb_SelectedIndexChanged);
}
}
}
}
/// <summary>
/// Initialize server.
/// </summary>
/// <remarks>
/// This must call after server objects are set.
/// </remarks>
public void Initialize()
{
bool association = false;
Initialized = true;
if (SortedItems.Count != Items.Count)
{
for (int pos = 0; pos != Items.Count; ++pos)
{
GXDLMSObject it = Items[pos];
if (this.UseLogicalNameReferencing &&
(string.IsNullOrEmpty(it.LogicalName) || it.LogicalName.Split('.').Length != 6))
{
throw new Exception("Invalid Logical Name.");
}
if (it is GXDLMSProfileGeneric)
{
GXDLMSProfileGeneric pg = it as GXDLMSProfileGeneric;
if (pg.ProfileEntries < 1)
{
throw new Exception("Invalid Profile Entries. Profile entries tells amount of rows in the table.");
}
foreach (var obj in pg.CaptureObjects)
{
if (obj.Value.AttributeIndex < 1)
{
throw new Exception("Invalid attribute index. SelectedAttributeIndex is not set for " + obj.Key.Name);
}
}
if (pg.ProfileEntries < 1)
{
throw new Exception("Invalid Profile Entries. Profile entries tells amount of rows in the table.");
}
if (pg.CapturePeriod != 0)
{
GXProfileGenericUpdater p = new GXProfileGenericUpdater(this, pg);
Thread thread = new Thread(new ThreadStart(p.UpdateProfileGenericData));
thread.IsBackground = true;
thread.Start();
}
}
else if ((it is GXDLMSAssociationShortName && !this.UseLogicalNameReferencing) ||
(it is GXDLMSAssociationLogicalName && this.UseLogicalNameReferencing))
{
association = true;
}
else if (!(it is IGXDLMSBase))//Remove unsupported items.
{
Debug.WriteLine(it.ObjectType.ToString() + " not supported.");
Items.RemoveAt(pos);
--pos;
}
}
if (!association)
{
if (UseLogicalNameReferencing)
{
GXDLMSAssociationLogicalName it = new GXDLMSAssociationLogicalName();
it.ObjectList = this.Items;
Items.Add(it);
}
else
{
GXDLMSAssociationShortName it = new GXDLMSAssociationShortName();
it.ObjectList = this.Items;
Items.Add(it);
}
}
//Arrange items by Short Name.
ushort sn = 0xA0;
if (!this.UseLogicalNameReferencing)
{
SortedItems.Clear();
foreach (GXDLMSObject it in Items)
{
if (it is GXDLMSAssociationShortName)
{
it.ShortName = 0xFA00;
}
//Generate Short Name if not given.
if (it.ShortName == 0)
{
do
{
it.ShortName = sn;
sn += 0xA0;
}while (SortedItems.ContainsKey(it.ShortName));
}
SortedItems.Add(it.ShortName, it);
}
}
}
}
/// <summary>
/// Read association view.
/// </summary>
public void GetAssociationView(bool useCache)
{
if (useCache)
{
string path = GetCacheName();
List <Type> extraTypes = new List <Type>(Gurux.DLMS.GXDLMSClient.GetObjectTypes());
extraTypes.Add(typeof(GXDLMSAttributeSettings));
extraTypes.Add(typeof(GXDLMSAttribute));
XmlSerializer x = new XmlSerializer(typeof(GXDLMSObjectCollection), extraTypes.ToArray());
//You can save association view, but make sure that it is not change.
//Save Association view to the cache so it is not needed to retrieve every time.
if (File.Exists(path))
{
try
{
using (Stream stream = File.Open(path, FileMode.Open))
{
Console.WriteLine("Get available objects from the cache.");
Client.Objects.AddRange(x.Deserialize(stream) as GXDLMSObjectCollection);
stream.Close();
}
return;
}
catch (Exception ex)
{
if (File.Exists(path))
{
File.Delete(path);
}
throw ex;
}
}
}
GXReplyData reply = new GXReplyData();
ReadDataBlock(Client.GetObjectsRequest(), reply);
Client.ParseObjects(reply.Data, true);
//Access rights must read differently when short Name referencing is used.
if (!Client.UseLogicalNameReferencing)
{
GXDLMSAssociationShortName sn = (GXDLMSAssociationShortName)Client.Objects.FindBySN(0xFA00);
if (sn.Version > 0)
{
Read(sn, 3);
}
else
{
//LGZ is using "0.0.127.0.0.0" to mark inactive object that might cause problems.
//Skip them.
int cnt = Client.Objects.Count;
for (int pos = 0; pos < cnt; ++pos)
{
if (Client.Objects[pos].LogicalName == "0.0.127.0.0.0")
{
Client.Objects.RemoveAt(pos);
--pos;
--cnt;
}
}
}
}
}
