protected byte[] GetBcdBytes(ulong value, int length, int minLength = 0, int maxLength = -1, bool minimizeLength = false)
{
// First we want the size to be the max of the length passed in and minLength
// Then we want it to be the min of maxLength (if it's not -1) and length
// At the end if minimizeLength is true and we haven't filled the full array
// we just want to return the bytes we did use
int arrayLength = Math.Max(length, minLength);
if (maxLength != -1)
{
arrayLength = Math.Min(arrayLength, maxLength);
}
byte[] byteArray = new byte[arrayLength];
int index = arrayLength - 1;
while (value > 0 && index >= 0)
{
byte currentValue = (byte)(value % 10);
value /= 10;
currentValue += (byte)((value % 10) << 4);
value /= 10;
byteArray[index--] = currentValue;
}
if (minimizeLength && arrayLength > 0 && index >= 0)
{
int bytesToTake = Math.Max(minLength, (arrayLength - index) - 1);
byteArray = ArrayOps.GetSubArray(byteArray, arrayLength - bytesToTake, bytesToTake);
}
return(byteArray);
}
public override DateTime Deserialize(byte[] bytes, ref int currentArrayIndex, int length, ref DeserializeStatus status)
{
// TODO: Should the length parameter be checked against GetOutputLength?
int outputLength = GetOutputLength();
DateTime returnValue = DateTime.ParseExact(ArrayOps.GetHexStringFromArray(bytes, currentArrayIndex, outputLength), _propertyInfo.MessagePropertyAttribute.Format, null);
currentArrayIndex += outputLength;
return(returnValue);
}
public override byte[] Calculate(params byte[][] arrays)
{
byte[] combinedArray = ArrayOps.Combine(arrays);
using (THashAlgorithm hashAlgorithm = CreateHashAlgorithm())
{
byte[] bytes = hashAlgorithm.ComputeHash(combinedArray);
return(bytes);
}
}
public override TEnumType Deserialize(byte[] bytes, ref int currentArrayIndex, int length, ref DeserializeStatus status)
{
if (length == -1)
{
length = GetLength();
}
TEnumType returnValue = ArrayOps.GetEnum <TEnumType>(bytes, currentArrayIndex, length, _propertyInfo.MessagePropertyAttribute.Endianness);
currentArrayIndex += length;
return(returnValue);
}
// Called by the generated class when verifying a calculated field
protected virtual TResultType Deserialize <TResultType>(TypeSerializerBase <TResultType> serializer, byte[] bytes, ref int currentArrayIndex, int length, DeserializeStatus status, params List <byte[]>[] arrays)
{
int startArrayIndex = currentArrayIndex;
TResultType result = serializer.Deserialize(bytes, ref currentArrayIndex, length, ref status);
int endArrayIndex = currentArrayIndex;
byte[] array = ArrayOps.GetSubArray(bytes, startArrayIndex, endArrayIndex - startArrayIndex);
foreach (List <byte[]> currentArray in arrays)
{
currentArray.Add(array);
}
return(result);
}
public virtual byte[] Serialize <TListType>(TListType list)
where TListType : IList, IEnumerable <T>
{
byte[] returnArray = new byte[0];
if ((list != null))
{
using (IEnumerator <T> itList = list.GetEnumerator())
{
while (itList.MoveNext())
{
byte[] currentValueArray = Serialize(itList.Current);
returnArray = ArrayOps.Combine(returnArray, currentValueArray);
}
}
}
return(returnArray);
}
public string ToString(IMessageSerializable objectToPrint, bool includeBytes, int indentLevel = 0, string separator = null, string bytesSeparator = null, bool putBytesAfter = false, ToStringFormatProperties formatProperties = null)
{
MessageSerializedClassInfo classInfo = GetClassInfo(objectToPrint.GetType());
string stringResult = string.Empty;
if ((includeBytes && (putBytesAfter == false)))
{
stringResult += ArrayOps.GetHexStringFromByteArray(classInfo.Serializer.Serialize(objectToPrint), bytesSeparator) + separator;
}
stringResult += classInfo.Serializer.ToString(
objectToPrint,
indentLevel,
formatProperties ?? ToStringFormatProperties.Default);
if ((includeBytes && putBytesAfter))
{
stringResult += separator + ArrayOps.GetHexStringFromByteArray(classInfo.Serializer.Serialize(objectToPrint), bytesSeparator);
}
return(stringResult);
}
public override byte[] Serialize(byte[] value)
{
// We need to make sure we actually have an array to deal with
value = value ?? new byte[0];
// If the field is fixed length then we want to make sure we return that many bytes
// If the value passed in is too short then additional 0's will be added at the end
// If the passed in value is too long then it will be cut off at Length bytes
// For variable length fields we want to check the MinLength and MaxLength and make sure
// the result matches those using the same rules. Note that MinLength defaults to 0
// and MaxLength defaults to -1 (meaning there isn't a max length)
int maxBytesToGet = value.Length;
int minBytesToReturn;
if (_propertyInfo.IsVariableLength)
{
if (_propertyInfo.MessagePropertyAttribute.MaxLength != -1)
{
maxBytesToGet = Math.Min(maxBytesToGet, _propertyInfo.MessagePropertyAttribute.MaxLength);
}
minBytesToReturn = _propertyInfo.MessagePropertyAttribute.MinLength;
}
else
{
minBytesToReturn = _propertyInfo.MessagePropertyAttribute.Length;
maxBytesToGet = Math.Min(minBytesToReturn, value.Length);
}
byte[] serializedValue = ArrayOps.GetSubArray(value, 0, maxBytesToGet);
if (serializedValue.Length < minBytesToReturn)
{
Array.Resize(ref serializedValue, minBytesToReturn);
}
return(serializedValue);
}
public override byte[] Deserialize(byte[] bytes, ref int currentArrayIndex, int length, ref DeserializeStatus status)
{
byte[] deserializedValue = ArrayOps.GetSubArray(bytes, currentArrayIndex, length);
currentArrayIndex += length;
return(deserializedValue);
}
public override byte[] Serialize(TEnumType value)
{
return(ArrayOps.GetBytesFromEnum(value, _propertyInfo.MessagePropertyAttribute.Endianness));
}
// TODO: Change startIndex to ref currentIndex and increment (maybe)
protected ulong GetValueFromBcdArray(byte[] bcdArray, int startIndex, int length)
{
byte[] subArray = ArrayOps.GetSubArray(bcdArray, startIndex, length);
return(GetValueFromBcdArray(subArray));
}
public override byte[] Serialize(DateTime value)
{
// TODO: Make this work without having to convert to a numeric or at the very least support longer values
return(ArrayOps.GetBcdBytes(System.Convert.ToUInt64(value.ToString(_propertyInfo.MessagePropertyAttribute.Format)), GetOutputLength()));
}
