public void CancelObserveObject(Guid clientID, Guid objectDefinitionID, string instanceID, bool useReset)
{
IPCRequest request = new IPCRequest();
request.Method = "CancelObserveObject";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
request.AddToPayload(instanceID);
request.AddToPayload(useReset);
SendRequest(request);
}
public static IPCRequest Deserialise(Stream stream)
{
IPCRequest result = new IPCRequest();
int length = NetworkByteOrderConverter.ToInt32(stream);
byte[] buffer = new byte[length];
stream.Read(buffer, 0, length);
result.Method = Encoding.UTF8.GetString(buffer);
result.RequestNumber = NetworkByteOrderConverter.ToInt32(stream);
stream.CopyTo(result._Payload);
result._Payload.Position = 0;
return result;
}
public static IPCRequest Deserialise(Stream stream)
{
IPCRequest result = new IPCRequest();
int length = NetworkByteOrderConverter.ToInt32(stream);
byte[] buffer = new byte[length];
stream.Read(buffer, 0, length);
result.Method = Encoding.UTF8.GetString(buffer);
result.RequestNumber = NetworkByteOrderConverter.ToInt32(stream);
stream.CopyTo(result._Payload);
result._Payload.Position = 0;
return(result);
}
private void SendRequest(IPCRequest request)
{
if (!_Connected)
{
if (!Connect())
{
throw new SocketException();
}
_Connected = true;
}
byte[] data = request.Serialise();
_ResponseBytes = null;
_ResponseWaitHandle.Reset();
_TCPClient.Send(data, SocketFlags.None);
_ResponseWaitHandle.WaitOne(20000);
if (_ResponseBytes == null)
throw new TimeoutException();
}
public bool SetNotificationParameters(Guid clientID, Guid objectDefinitionID, string instanceID, Guid propertyMetadataID, NotificationParameters notificationParameters)
{
bool result = false;
IPCRequest request = new IPCRequest();
request.Method = "SetNotificationParameters";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
request.AddToPayload(instanceID);
request.AddToPayload(propertyMetadataID);
notificationParameters.Serialise(request.Payload);
SendRequest(request);
if (_ResponseBytes.Length > 0)
{
result = _ResponseBytes[0] != 0x00;
}
return result;
}
public void SetDataFormat(TDataFormat dataFormat)
{
IPCRequest request = new IPCRequest();
request.Method = "SetDataFormat";
request.AddToPayload((int)dataFormat);
SendRequest(request);
}
public void SaveObjectProperty(Guid clientID, Guid objectDefinitionID, string instanceID, Property property, Model.TObjectState state)
{
IPCRequest request = new IPCRequest();
request.Method = "SaveObjectProperty";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
request.AddToPayload(instanceID);
property.Serialise(request.Payload);
request.AddToPayload((int)state);
SendRequest(request);
}
public string SaveObject(Guid clientID, Imagination.Model.Object item, Model.TObjectState state)
{
string result = null;
IPCRequest request = new IPCRequest();
request.Method = "SaveObject";
request.AddToPayload(clientID);
item.Serialise(request.Payload);
request.AddToPayload((int)state);
SendRequest(request);
if (_ResponseBytes.Length > 0)
{
CheckError();
result = Encoding.UTF8.GetString(_ResponseBytes, 4, _ResponseBytes.Length - 4);
}
return result;
}
public void ObserveObjects(Guid clientID, Guid objectDefinitionID)
{
IPCRequest request = new IPCRequest();
request.Method = "ObserveObjects";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
SendRequest(request);
}
public List<Imagination.Model.Object> GetObjects(Guid clientID, Guid objectDefinitionID)
{
List<Imagination.Model.Object> result = new List<Imagination.Model.Object>();
IPCRequest request = new IPCRequest();
request.Method = "GetObjects";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
SendRequest(request);
if (_ResponseBytes.Length > 0)
{
MemoryStream stream = new MemoryStream(_ResponseBytes);
while (stream.Position < stream.Length)
result.Add(Imagination.Model.Object.Deserialise(stream));
}
return result;
}
public Property GetObjectProperty(Guid clientID, Guid objectDefinitionID, string instanceID, Guid propertyMetadataID)
{
Property result = null;
IPCRequest request = new IPCRequest();
request.Method = "GetObjectProperty";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
request.AddToPayload(instanceID);
request.AddToPayload(propertyMetadataID);
SendRequest(request);
if (_ResponseBytes.Length > 0)
result = Property.Deserialise(new MemoryStream(_ResponseBytes));
return result;
}
public Imagination.Model.Object GetObject(Guid clientID, Guid objectDefinitionID, string instanceID)
{
Imagination.Model.Object result = null;
IPCRequest request = new IPCRequest();
request.Method = "GetObject";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
request.AddToPayload(instanceID);
SendRequest(request);
if (_ResponseBytes.Length > 0)
result = Imagination.Model.Object.Deserialise(new MemoryStream(_ResponseBytes));
return result;
}
public DeviceConnectedStatus GetDeviceConnectedStatus(Guid clientID)
{
DeviceConnectedStatus result = null;
IPCRequest request = new IPCRequest();
request.Method = "GetDeviceConnectedStatus";
request.AddToPayload(clientID);
SendRequest(request);
if (_ResponseBytes.Length > 0)
result = DeviceConnectedStatus.Deserialise(new MemoryStream(_ResponseBytes));
return result;
}
public List<Client> GetClients()
{
List<Client> result = null;
IPCRequest request = new IPCRequest();
request.Method = "GetClients";
SendRequest(request);
if (_ResponseBytes.Length > 0)
{
result = new List<Client>();
MemoryStream stream = new MemoryStream(_ResponseBytes);
int count = IPCHelper.ReadInt32(stream);
if (count > 0)
{
for (int index = 0; index < count; index++)
{
result.Add(Client.Deserialise(stream));
}
}
}
return result;
}
public bool ExecuteResource(Guid clientID, Guid objectDefinitionID, string instanceID, Guid propertyMetadataID)
{
bool result = false;
IPCRequest request = new IPCRequest();
request.Method = "ExecuteResource";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
request.AddToPayload(instanceID);
request.AddToPayload(propertyMetadataID);
SendRequest(request);
if (_ResponseBytes.Length > 0)
{
result = _ResponseBytes[0] != 0x00;
}
return result;
}
public void DeleteClient(Guid clientID)
{
IPCRequest request = new IPCRequest();
request.Method = "DeleteClient";
request.AddToPayload(clientID);
SendRequest(request);
}
private void ProcessRequest(Socket client, IPCRequest request)
{
byte[] response = new byte[4];
try
{
if (string.Compare(request.Method, "CancelObserveObject", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
bool useReset = request.ReadBoolean();
_ServerAPI.CancelObserveObject(clientID, objectDefinitionID, instanceID, useReset);
}
else if (string.Compare(request.Method, "CancelObserveObjectProperty", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
Guid propertyDefinitionID = request.ReadGuid();
bool useReset = request.ReadBoolean();
_ServerAPI.CancelObserveObjectProperty(clientID, objectDefinitionID, instanceID, propertyDefinitionID, useReset);
}
else if (string.Compare(request.Method, "CancelObserveObjects", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
bool useReset = request.ReadBoolean();
_ServerAPI.CancelObserveObjects(clientID, objectDefinitionID, useReset);
}
else if (string.Compare(request.Method, "DeleteClient", true) == 0)
{
Guid clientID = request.ReadGuid();
_ServerAPI.DeleteClient(clientID);
}
else if (string.Compare(request.Method, "ExecuteResource", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
Guid propertyDefinitionID = request.ReadGuid();
bool success = _ServerAPI.ExecuteResource(clientID, objectDefinitionID, instanceID, propertyDefinitionID);
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
IPCHelper.Write(data, success);
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, (int)data.Length - 4);
response = data.ToArray();
}
if (string.Compare(request.Method, "GetClients", true) == 0)
{
List<Client> clients = _ServerAPI.GetClients();
if (clients != null)
{
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
IPCHelper.Write(data, clients.Count);
foreach (Client item in clients)
{
item.Serialise(data);
}
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, (int)data.Length - 4);
response = data.ToArray();
}
}
else if (string.Compare(request.Method, "GetDeviceConnectedStatus", true) == 0)
{
Guid clientID = request.ReadGuid();
DeviceConnectedStatus responseObject = _ServerAPI.GetDeviceConnectedStatus(clientID);
if (responseObject != null)
{
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
responseObject.Serialise(data);
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, (int)data.Length - 4);
response = data.ToArray();
}
}
else if (string.Compare(request.Method, "GetObject", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
Model.Object responseObject = _ServerAPI.GetObject(clientID, objectDefinitionID, instanceID);
if (responseObject != null)
{
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
responseObject.Serialise(data);
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, (int)data.Length - 4);
response = data.ToArray();
}
}
else if (string.Compare(request.Method, "GetObjectProperty", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
Guid propertyDefinitionID= request.ReadGuid();
Property responseProperty = _ServerAPI.GetObjectProperty(clientID, objectDefinitionID, instanceID, propertyDefinitionID);
if (responseProperty != null)
{
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
responseProperty.Serialise(data);
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, (int)data.Length - 4);
response = data.ToArray();
}
}
else if (string.Compare(request.Method, "GetObjects", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
List<Model.Object> responseObjects = _ServerAPI.GetObjects(clientID, objectDefinitionID);
if (responseObjects != null)
{
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
foreach (Model.Object responseObject in responseObjects)
{
responseObject.Serialise(data);
}
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, (int)data.Length - 4);
response = data.ToArray();
}
}
else if (string.Compare(request.Method, "ObserveObject", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
_ServerAPI.ObserveObject(clientID, objectDefinitionID, instanceID);
}
else if (string.Compare(request.Method, "ObserveObjectProperty", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
Guid propertyDefinitionID = request.ReadGuid();
_ServerAPI.ObserveObjectProperty(clientID, objectDefinitionID, instanceID, propertyDefinitionID);
}
else if (string.Compare(request.Method, "ObserveObjects", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
_ServerAPI.ObserveObjects(clientID, objectDefinitionID);
}
else if (string.Compare(request.Method, "SaveObject", true) == 0)
{
Guid clientID = request.ReadGuid();
Model.Object item = Model.Object.Deserialise(request.Payload);
TObjectState state = (TObjectState)request.ReadInt32();
string responseID = _ServerAPI.SaveObject(clientID, item, state);
if (responseID != null)
{
MemoryStream data = new MemoryStream(4096);
byte[] buffer = Encoding.UTF8.GetBytes(responseID);
NetworkByteOrderConverter.WriteInt32(data, (int)(buffer.Length + 4));
NetworkByteOrderConverter.WriteInt32(data, buffer.Length);
data.Write(buffer, 0, buffer.Length);
response = data.ToArray();
}
}
else if (string.Compare(request.Method, "SaveObjectProperty", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
Property property = Property.Deserialise(request.Payload);
TObjectState state = (TObjectState)request.ReadInt32();
_ServerAPI.SaveObjectProperty(clientID, objectDefinitionID, instanceID, property, state);
}
else if (string.Compare(request.Method, "SetDataFormat", true) == 0)
{
TDataFormat dataFormat = (TDataFormat)request.ReadInt32();
_ServerAPI.SetDataFormat(dataFormat);
}
else if (string.Compare(request.Method, "SetNotificationParameters", true) == 0)
{
Guid clientID = request.ReadGuid();
Guid objectDefinitionID = request.ReadGuid();
string instanceID = request.ReadString();
Guid propertyDefinitionID = request.ReadGuid();
NotificationParameters notificationParameters = NotificationParameters.Deserialise(request.Payload);
bool success = _ServerAPI.SetNotificationParameters(clientID, objectDefinitionID, instanceID, propertyDefinitionID, notificationParameters);
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
IPCHelper.Write(data, success);
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, (int)data.Length - 4);
response = data.ToArray();
}
}
catch (Exception ex)
{
MemoryStream data = new MemoryStream(4096);
data.Position = 4;
IPCHelper.Write(data, ex.GetType().AssemblyQualifiedName);
IPCHelper.Write(data, ex.Message);
data.Position = 0;
NetworkByteOrderConverter.WriteInt32(data, -((int)data.Length - 4));
response = data.ToArray();
}
client.Send(response,SocketFlags.None);
}
public void ObserveObjectProperty(Guid clientID, Guid objectDefinitionID, string instanceID, Guid propertyMetadataID)
{
IPCRequest request = new IPCRequest();
request.Method = "ObserveObjectProperty";
request.AddToPayload(clientID);
request.AddToPayload(objectDefinitionID);
request.AddToPayload(instanceID);
request.AddToPayload(propertyMetadataID);
SendRequest(request);
}
