public override void Write(byte[] buffer, int offset, int count)
{
Buffer.BlockCopy(buffer, 0, _nonce, 0, 12);
count = SecretBox.Decrypt(buffer, offset, count, _buffer, 0, _nonce, _secretKey);
var newBuffer = new byte[count];
Buffer.BlockCopy(_buffer, 0, newBuffer, 0, count);
_queuedData.Add(newBuffer);
}
public override void Write(byte[] buffer, int offset, int count)
{
unchecked
{
if (_nonce[3]++ == byte.MaxValue)
{
_nonce[2]++;
}
_timestamp += (uint)_samplesPerFrame;
_nonce[4] = (byte)(_timestamp >> 24);
_nonce[5] = (byte)(_timestamp >> 16);
_nonce[6] = (byte)(_timestamp >> 8);
_nonce[7] = (byte)(_timestamp >> 0);
}
count = SecretBox.Encrypt(buffer, offset, count, _buffer, 12, _nonce, _secretKey);
Buffer.BlockCopy(_nonce, 0, _buffer, 0, 12); //Copy the RTP header from nonce to buffer
_audioClient.Send(_buffer, count + 12);
}
public override async Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
unchecked
{
if (_nonce[3]++ == byte.MaxValue)
{
_nonce[2]++;
}
_timestamp += (uint)_samplesPerFrame;
_nonce[4] = (byte)(_timestamp >> 24);
_nonce[5] = (byte)(_timestamp >> 16);
_nonce[6] = (byte)(_timestamp >> 8);
_nonce[7] = (byte)(_timestamp >> 0);
}
count = SecretBox.Encrypt(buffer, offset, count, _buffer, 12, _nonce, _secretKey);
Buffer.BlockCopy(_nonce, 0, _buffer, 0, 12); //Copy the RTP header from nonce to buffer
await _target.SendAsync(_buffer, count + 12).ConfigureAwait(false);
}