public DataBlockContainer(int commandCode, byte[] data)
{
Header = new ContainerHeader();
Header.Code = commandCode;
Header.ContainerType = ContainerType.DataBlock;
Header.PayloadLength = data.Length;
Payload = data;
}
/// <summary>
/// Read response block from stream
/// </summary>
/// <param name="header">the container header</param>
/// <param name="payload">data after header</param>
public ResponseBlockContainer(ContainerHeader header, Stream payload)
{
if (payload == null)
throw new ArgumentNullException("payload");
Header = header;
readParameters(payload);
}
public DataBlockContainer(int commandCode, byte[] data)
{
Header = new ContainerHeader();
Header.Code = commandCode;
Header.ContainerType = ContainerType.DataBlock;
Header.PayloadLength = data.Length;
Payload = data;
}
public DataBlockContainer(ContainerHeader header, Stream payload, StillImageDevice.TransferCallback callback)
{
Header = header;
Payload = new byte[Header.PayloadLength];
// int readnum = payload.Read(Payload, 0, Header.PayloadLength);
int numBytes = 0;
while (numBytes != Header.PayloadLength)
{
numBytes += payload.Read(Payload, numBytes, Header.PayloadLength - numBytes);
if (callback != null)
callback(Header.PayloadLength, numBytes);
}
}
public DataBlockContainer(ContainerHeader header, Stream payload, StillImageDevice.TransferCallback callback)
{
Header = header;
Payload = new byte[Header.PayloadLength];
// int readnum = payload.Read(Payload, 0, Header.PayloadLength);
int numBytes = 0;
while (numBytes != Header.PayloadLength)
{
numBytes += payload.Read(Payload, numBytes, Header.PayloadLength - numBytes);
if (callback != null)
{
callback((uint)Header.PayloadLength, (uint)numBytes);
}
}
}
protected Container getContainer(bool synchronized, StillImageDevice.TransferCallback callback)
{
var header = new ContainerHeader(_inerStream);
switch (header.ContainerType)
{
case ContainerType.DataBlock:
return(new DataBlockContainer(header, _inerStream, callback));
case ContainerType.ResponseBlock:
if (synchronized)
{
Monitor.Exit(_commandLock);
}
return(new ResponseBlockContainer(header, _inerStream));
//Give current instance as stream, because we need keep track on the distance to next header
case ContainerType.CommandBlock:
case ContainerType.EventBlock:
throw new Exception("Invalid container type. " + header.ContainerType);
}
throw new Exception("Unkown container type");
}
protected Container getContainer(bool synchronized, StillImageDevice.TransferCallback callback)
{
var header = new ContainerHeader(_inerStream);
switch (header.ContainerType)
{
case ContainerType.DataBlock:
return new DataBlockContainer(header, _inerStream, callback);
case ContainerType.ResponseBlock:
if (synchronized)
Monitor.Exit(_commandLock);
return new ResponseBlockContainer(header, _inerStream);
//Give current instance as stream, because we need keep track on the distance to next header
case ContainerType.CommandBlock:
case ContainerType.EventBlock:
throw new Exception("Invalid container type. " + header.ContainerType);
}
throw new Exception("Unkown container type");
}
protected Container(ContainerHeader header)
{
Header = header;
}
public ParameterContainer(uint[] parameters)
{
Header = new ContainerHeader();
Parameters = parameters;
Header.PayloadLength = payloadLength;
}
