internal static UInt32 GetInlineField(byte *pFields, EETypeOptionalFieldTag eTag, UInt32 uiDefaultValue)
{
if (pFields == null)
{
return(uiDefaultValue);
}
bool isLastField = false;
while (!isLastField)
{
byte fieldHeader = NativePrimitiveDecoder.ReadUInt8(ref pFields);
isLastField = (fieldHeader & 0x80) != 0;
EETypeOptionalFieldTag eCurrentTag = (EETypeOptionalFieldTag)(fieldHeader & 0x7f);
UInt32 uiCurrentValue = NativePrimitiveDecoder.DecodeUnsigned(ref pFields);
// If we found a tag match return the current value.
if (eCurrentTag == eTag)
{
return(uiCurrentValue);
}
}
// Reached end of stream without getting a match. Field is not present so return default value.
return(uiDefaultValue);
}
internal OptionalFieldsRuntimeBuilder(byte *pInitializeFromOptionalFields = null)
{
if (pInitializeFromOptionalFields == null)
{
return;
}
bool isLastField = false;
while (!isLastField)
{
byte fieldHeader = NativePrimitiveDecoder.ReadUInt8(ref pInitializeFromOptionalFields);
isLastField = (fieldHeader & 0x80) != 0;
EETypeOptionalFieldTag eCurrentTag = (EETypeOptionalFieldTag)(fieldHeader & 0x7f);
UInt32 uiCurrentValue = NativePrimitiveDecoder.DecodeUnsigned(ref pInitializeFromOptionalFields);
_rgFields[(int)eCurrentTag].m_fPresent = true;
_rgFields[(int)eCurrentTag].m_uiValue = uiCurrentValue;
}
}
