/// <summary>
/// Convert from a xml node
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static PARAM_Custom FromXmlNode(XmlNode node)
{
string val;
PARAM_Custom param = new PARAM_Custom();
val = XmlUtil.GetNodeValue(node, "VendorIdentifier");
param.VendorIdentifier = Convert.ToUInt32(val);
val = XmlUtil.GetNodeValue(node, "ParameterSubtype");
param.ParameterSubtype = Convert.ToUInt32(val);
val = XmlUtil.GetNodeValue(node, "Data");
param.Data = ByteArray.FromString(val);
return(param);
}
/// <summary>
/// Decode a general Xml node to vendor extended parameters.
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static ICustom_Parameter DecodeXmlNodeToCustomParameter(XmlNode node)
{
if (vendorExtensionIDTypeHash == null || vendorExtensionNameTypeHash == null)
{
vendorExtensionIDTypeHash = new Hashtable();
vendorExtensionNameTypeHash = new Hashtable();
DirectoryInfo di = new DirectoryInfo(Environment.CurrentDirectory);
FileInfo[] f_infos = di.GetFiles("LLRP.*.dll");
foreach (FileInfo fi in f_infos)
{
Assembly asm = Assembly.LoadFile(fi.FullName);
Type[] types = asm.GetTypes();
foreach (Type tp in types)
{
if (tp.BaseType != typeof(PARAM_Custom))
{
continue;
}
string type_full_name = tp.Namespace + "." + tp.Name;
object obj = asm.CreateInstance(type_full_name);
PARAM_Custom temp_param = (PARAM_Custom)obj;
string key = temp_param.VendorID + "-" + temp_param.SubType;
vendorExtensionIDTypeHash.Add(key, tp);
vendorExtensionNameTypeHash.Add(tp.Name, tp);
}
}
}
///This part is arbitrary and lack of flexibility
string[] temp = node.Name.Split(new char[] { ':' });
string typeName = string.Empty;
if (temp.Length == 2)
{
typeName = temp[1];
}
else
{
typeName = temp[0];
}
//
string type_name = "PARAM_" + typeName;
Type custom_tp = (Type)vendorExtensionNameTypeHash[type_name];
if (custom_tp != null)
{
object[] parameters = new object[] { node };
MethodInfo mis = custom_tp.GetMethod("FromXmlNode");
if (mis == null)
{
return(null);
}
object obj = mis.Invoke(null, parameters);
return((ICustom_Parameter)obj);
}
else
{
return(null);
}
}
/// <summary>
/// Create vendor extended paramters from BitArray
/// </summary>
/// <param name="bit_array"></param>
/// <param name="cursor"></param>
/// <param name="length"></param>
/// <returns></returns>
public static ICustom_Parameter DecodeCustomParameter(ref BitArray bit_array, ref int cursor, int length)
{
if (cursor >= length)
{
return(null);
}
if (vendorExtensionIDTypeHash == null || vendorExtensionNameTypeHash == null)
{
vendorExtensionIDTypeHash = new Hashtable();
vendorExtensionNameTypeHash = new Hashtable();
Assembly asm = Assembly.GetCallingAssembly();
string fullName = asm.ManifestModule.FullyQualifiedName;
string path = fullName.Substring(0, fullName.LastIndexOf("\\"));
DirectoryInfo di = new DirectoryInfo(path);//Environment.CurrentDirectory);
FileInfo[] f_infos = di.GetFiles("LLRP.*.dll");
foreach (FileInfo fi in f_infos)
{
asm = Assembly.LoadFile(fi.FullName);
Type[] types = asm.GetTypes();
foreach (Type tp in types)
{
if (tp.BaseType != typeof(PARAM_Custom))
{
continue;
}
string type_full_name = tp.Namespace + "." + tp.Name;
object obj = asm.CreateInstance(type_full_name);
PARAM_Custom temp_param = (PARAM_Custom)obj;
string key = temp_param.VendorID + "-" + temp_param.SubType;
vendorExtensionIDTypeHash.Add(key, tp);
vendorExtensionNameTypeHash.Add(tp.Name, tp);
}
}
}
int old_cursor = cursor;
PARAM_Custom param = PARAM_Custom.FromBitArray(ref bit_array, ref cursor, length);
if (param != null)
{
string key = param.VendorID + "-" + param.SubType;
if (vendorExtensionIDTypeHash != null)
{
cursor = old_cursor;
object[] parameters = new object[] { bit_array, cursor, length };
try
{
Type tp = (Type)vendorExtensionIDTypeHash[key];
MethodInfo mis = tp.GetMethod("FromBitArray");
if (mis == null)
{
return(null);
}
object obj = mis.Invoke(null, parameters);
cursor = (int)parameters[1];
return((ICustom_Parameter)obj);
}
catch
{
return(param);
}
}
else
{
return(param);
}
}
else
{
return(null);
}
}
/// <summary>
/// Convert from a BitArray
/// </summary>
/// <param name="bit_array"></param>
/// <param name="cursor"></param>
/// <param name="length"></param>
/// <returns></returns>
public new static PARAM_Custom FromBitArray(ref BitArray bit_array, ref int cursor, int length)
{
if (cursor >= length)
{
return(null);
}
int field_len = 0;
object obj_val;
ArrayList param_list = new ArrayList();
PARAM_Custom obj = new PARAM_Custom();
int param_type = 0;
if (bit_array[cursor])
{
obj.tvCoding = true;
}
if (obj.tvCoding)
{
cursor++;
param_type = (int)(UInt64)Util.CalculateVal(ref bit_array, ref cursor, 7);
if (param_type != obj.TypeID)
{
cursor -= 8;
return(null);
}
}
else
{
cursor += 6;
param_type = (int)(UInt64)Util.CalculateVal(ref bit_array, ref cursor, 10);
if (param_type != obj.TypeID)
{
cursor -= 16;
return(null);
}
obj.length = (UInt16)(int)Util.DetermineFieldLength(ref bit_array, ref cursor);
}
if (cursor > length)
{
throw new Exception("Input data is not complete message");
}
field_len = 32;
Util.ConvertBitArrayToObj(ref bit_array, ref cursor, out obj_val, typeof(UInt32), field_len);
obj.VendorIdentifier = (UInt32)obj_val;
if (cursor > length)
{
throw new Exception("Input data is not complete message");
}
field_len = 32;
Util.ConvertBitArrayToObj(ref bit_array, ref cursor, out obj_val, typeof(UInt32), field_len);
obj.ParameterSubtype = (UInt32)obj_val;
if (cursor > length)
{
throw new Exception("Input data is not complete message");
}
field_len = (bit_array.Length - cursor) / 8;
Util.ConvertBitArrayToObj(ref bit_array, ref cursor, out obj_val, typeof(ByteArray), field_len);
obj.Data = (ByteArray)obj_val;
return(obj);
}
/// <summary>
/// Convert from a xml node
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static PARAM_Custom FromXmlNode(XmlNode node)
{
string val;
PARAM_Custom param = new PARAM_Custom();
val = XmlUtil.GetNodeValue(node, "VendorIdentifier");
param.VendorIdentifier = Convert.ToUInt32(val);
val = XmlUtil.GetNodeValue(node, "ParameterSubtype");
param.ParameterSubtype = Convert.ToUInt32(val);
val = XmlUtil.GetNodeValue(node, "Data");
param.Data = ByteArray.FromString(val);
return param;
}
/// <summary>
/// Convert from a BitArray
/// </summary>
/// <param name="bit_array"></param>
/// <param name="cursor"></param>
/// <param name="length"></param>
/// <returns></returns>
public new static PARAM_Custom FromBitArray(ref BitArray bit_array, ref int cursor, int length)
{
if (cursor >= length) return null;
int field_len = 0;
object obj_val;
ArrayList param_list = new ArrayList();
PARAM_Custom obj = new PARAM_Custom();
int param_type = 0;
if (bit_array[cursor]) obj.tvCoding = true;
if (obj.tvCoding)
{
cursor++;
param_type = (int)(UInt64)Util.CalculateVal(ref bit_array, ref cursor, 7);
if (param_type != obj.TypeID)
{
cursor -= 8;
return null;
}
}
else
{
cursor += 6;
param_type = (int)(UInt64)Util.CalculateVal(ref bit_array, ref cursor, 10);
if (param_type != obj.TypeID)
{
cursor -= 16;
return null;
}
obj.length = (UInt16)(int)Util.DetermineFieldLength(ref bit_array, ref cursor);
}
if (cursor > length) throw new Exception("Input data is not complete message");
field_len = 32;
Util.ConvertBitArrayToObj(ref bit_array, ref cursor, out obj_val, typeof(UInt32), field_len);
obj.VendorIdentifier = (UInt32)obj_val;
if (cursor > length) throw new Exception("Input data is not complete message");
field_len = 32;
Util.ConvertBitArrayToObj(ref bit_array, ref cursor, out obj_val, typeof(UInt32), field_len);
obj.ParameterSubtype = (UInt32)obj_val;
if (cursor > length) throw new Exception("Input data is not complete message");
field_len = (bit_array.Length - cursor)/8;
Util.ConvertBitArrayToObj(ref bit_array, ref cursor, out obj_val, typeof(ByteArray), field_len);
obj.Data = (ByteArray)obj_val;
return obj;
}