public static void WriteUserInfo(DICOMBinaryWriter dw, UserInfo info)
{
dw.Write((byte) ItemType.USER_INFO);
dw.WriteNullBytes(1); // Reserved Null Byte
var body = new byte[0];
using (var stream = new MemoryStream()) //Will write inner object to get length
{
using (var wr = new DICOMBinaryWriter(stream))
{
WriteMaxLength(wr, info.MaxPDULength);
WriteImplementationClassUID(wr, info.ImplementationUID);
WriteAsyncOperations(wr, info.AsynchronousOperations);
WriteImplementationVersion(wr, info.ImplementationVersion);
body = stream.ToArray();
}
}
LengthWriter.WriteBigEndian(dw, body.Length, 2);
dw.Write(body);
}
public static UserInfo ReadUserInfo(DICOMBinaryReader dr)
{
AssertItemType(dr, "User Info", ItemType.USER_INFO);
var ui = new UserInfo();
dr.Skip(2); // PDU ID and Reserved Null Byte
int length = LengthReader.ReadBigEndian(dr, 2);
if (length > 0)
{
ui.MaxPDULength = (int) ReadMaxLength(dr);
ui.ImplementationUID = ReadImplementationClassUID(dr);
if (dr.Peek(1)[0] == (byte) ItemType.ASYNCHRONOUS_OPERATIONS_WINDOW)
{
ui.AsynchronousOperations = ReadAsyncOperations(dr);
}
ui.ImplementationVersion = ReadImplementationVersion(dr);
}
return ui;
}