internal static async IAsyncEnumerable <RawRecord> ReadRecords(ClientConnection conn, PipeReader reader, [EnumeratorCancellation] CancellationToken cancel)
{
while (!cancel.IsCancellationRequested)
{
byte[] handshakeHeader = await reader.ReadBytes(4, cancel);
if (cancel.IsCancellationRequested)
{
break;
}
conn.AddProcessedMessage(handshakeHeader);
var handshakeType = (HandshakeType)handshakeHeader[0];
handshakeHeader.AsSpan().Slice(1).ReadNumber(Length_NumBytes, out var len);
var data = await reader.ReadBytes((int)len, cancel);
conn.AddProcessedMessage(data);
yield return(new RawRecord()
{
HandshakeType = handshakeType,
Data = data
});
}
}
public static async Task <uint> ReadUInt32(this PipeReader reader, int numBytes, CancellationToken cancel)
{
return((await reader.ReadBytes(numBytes, cancel)).AsSpan().ToUInt32());
}
public static async Task <byte[]> ReadTLSData(this PipeReader reader, int lengthNumBytes, CancellationToken cancel)
{
int length = (int)(await reader.ReadUInt32(lengthNumBytes, cancel));
return(await reader.ReadBytes(length, cancel));
}
public static async Task <byte> ReadByte(this PipeReader reader, CancellationToken cancel)
{
return((await reader.ReadBytes(1, cancel))[0]);
}