/// <summary>
/// Verify that a stream's current position contains a serialized VarPropTypePropValue.
/// </summary>
/// <param name="stream">A FastTransferStream.</param>
/// <returns>If the stream's current position contains a serialized VarPropTypePropValue, return true, else false</returns>
public static new bool Verify(FastTransferStream stream)
{
ushort tmp = stream.VerifyUInt16();
return LexicalTypeHelper.IsVarType((PropertyDataType)tmp)
|| PropValue.IsMetaTagIdsetGiven(stream)
|| LexicalTypeHelper.IsCodePageType(tmp);
}
/// <summary>
/// Verify that a stream's current position contains a serialized MetaPropValue.
/// </summary>
/// <param name="stream">A FastTransferStream.</param>
/// <returns>If the stream's current position contains a serialized MetaPropValue, return true, else false.</returns>
public static bool Verify(FastTransferStream stream)
{
ushort tmpType = stream.VerifyUInt16();
ushort tmpId = stream.VerifyUInt16();
return !stream.IsEndOfStream && LexicalTypeHelper.IsMetaPropertyID(tmpId);
}
/// <summary>
/// Indicate whether the stream's position is IsMetaTagIdsetGiven.
/// </summary>
/// <param name="stream">A FastTransferStream.</param>
/// <returns>True if the stream's position is IsMetaTagIdsetGiven,else false.</returns>
public static bool IsMetaTagIdsetGiven(FastTransferStream stream)
{
ushort type = stream.VerifyUInt16();
ushort id = stream.VerifyUInt16(2);
return type == (ushort)PropertyDataType.PtypInteger32 && id == 0x4017;
}
/// <summary>
/// Verify that a stream's current position contains a serialized FixedPropTypePropValue.
/// </summary>
/// <param name="stream">A FastTransferStream.</param>
/// <returns>If the stream's current position contains a serialized FixedPropTypePropValue, return true, else false</returns>
public static new bool Verify(FastTransferStream stream)
{
ushort tmp = stream.VerifyUInt16();
return LexicalTypeHelper.IsFixedType((PropertyDataType)tmp)
&& !PropValue.IsMetaTagIdsetGiven(stream);
}
