public static ReadOnlyMemory <byte> ReadNextTLSVariableLength(this ReadOnlyMemory <byte> bytesIn, int lengthNumBytes, out ReadOnlyMemory <byte> bytesOut)
{
if (bytesIn.Length < lengthNumBytes)
{
throw new NotEnoughBytesException($"Expecting {lengthNumBytes} bytes but only have {bytesIn.Length} bytes left.");
}
bytesIn = bytesIn.Read(lengthNumBytes, out uint length);
if (bytesIn.Length < length)
{
throw new NotEnoughBytesException($"Expecting {length} bytes but only have {bytesIn.Length} bytes left.");
}
return(bytesIn.Read((int)length, out bytesOut));
}
/// <summary>Reads a value from the buffer that uses the Ice 2.0 encoding. This value cannot contain classes or
/// exceptions.</summary>
/// <typeparam name="T">The type of the value.</typeparam>
/// <param name="buffer">The byte buffer.</param>
/// <param name="reader">The <see cref="InputStreamReader{T}"/> that reads the value from the buffer using an
/// <see cref="InputStream"/>.</param>
/// <param name="communicator">The communicator (optional).</param>
/// <param name="connection">The connection (optional).</param>
/// <param name="proxy">The proxy (optional).</param>
/// <returns>The value read from the buffer.</returns>
/// <exception name="InvalidDataException">Thrown when <c>reader</c> finds invalid data or <c>reader</c> leaves
/// unread data in the buffer.</exception>
/// <remarks>When reading proxies, communicator, connection or proxy must be non-null.</remarks>
public static T Read <T>(
this ReadOnlyMemory <byte> buffer,
InputStreamReader <T> reader,
Communicator?communicator = null,
Connection?connection = null,
IObjectPrx?proxy = null) =>
buffer.Read(Encoding.V20, reader, communicator, connection, proxy);
/// <summary>Reads a value from the buffer that uses the 2.0 encoding. Value cannot contain any proxy.
/// </summary>
/// <typeparam name="T">The type of the value.</typeparam>
/// <param name="buffer">The byte buffer.</param>
/// <param name="reader">The <see cref="InputStreamReader{T}"/> that reads the value from the buffer using an
/// <see cref="InputStream"/>.</param>
/// <returns>The value read from the buffer.</returns>
/// <exception name="InvalidDataException">Thrown when <c>reader</c> finds invalid data or <c>reader</c> leaves
/// unread data in the buffer.</exception>
public static T Read <T>(this ReadOnlyMemory <byte> buffer, InputStreamReader <T> reader) =>
buffer.Read(Encoding.V20, null, reader);
/// <summary>Reads a value from the buffer that uses the Ice 2.0 encoding.</summary>
/// <typeparam name="T">The type of the value.</typeparam>
/// <param name="buffer">The byte buffer.</param>
/// <param name="communicator">The communicator, which is mandatory only when reading proxies.</param>
/// <param name="reader">The <see cref="InputStreamReader{T}"/> that reads the value from the buffer using an
/// <see cref="InputStream"/>.</param>
/// <returns>The value read from the buffer.</returns>
/// <exception name="InvalidDataException">Thrown when <c>reader</c> finds invalid data or <c>reader</c> leaves
/// unread data in the buffer.</exception>
public static T Read <T>(
this ReadOnlyMemory <byte> buffer,
Communicator communicator,
InputStreamReader <T> reader) => buffer.Read(Encoding.V20, communicator, reader);