/// <summary>
/// Create a NDEF Record from a span of bytes
/// </summary>
/// <param name="record">A span of bytes containing the NDEF Record</param>
public NdefRecord(ReadOnlySpan <byte> record)
{
Header = new RecordHeader(record);
var idxRecord = Header.Length;
if (Header.PayloadLength > 0)
{
Payload = new byte[Header.PayloadLength];
// PayloadLength is a uint32 but can't really be larger than few thousands of bytes, so the cast is safe here
record.Slice(idxRecord, (int)Header.PayloadLength).CopyTo(Payload);
}
}
/// <summary>
/// Create a Uri Record from a Uri Type and a Uri
/// </summary>
/// <param name="uriType">The Uri type</param>
/// <param name="uri">A Uri</param>
public UriRecord(UriType uriType, string uri)
{
Header = new RecordHeader()
{
TypeNameFormat = TypeNameFormat.NfcWellKnowType,
PayloadTypeLength = 1,
PayloadType = new byte[1] {
0x55
},
IdLength = 0,
};
_uriType = uriType;
_uri = uri;
SetPayload();
}
/// <summary>
/// Create an empty NDEF Record, payload will be null
/// </summary>
public NdefRecord()
{
Header = new RecordHeader();
}
