/// <summary>
/// Initializes a new instance of <see cref="MultipartReader"/>.
/// </summary>
/// <param name="boundary">The multipart boundary.</param>
/// <param name="stream">The <see cref="Stream"/> containing multipart data.</param>
/// <param name="bufferSize">The minimum buffer size to use.</param>
public MultipartReader(string boundary, Stream stream, int bufferSize)
{
if (boundary == null)
{
throw new ArgumentNullException(nameof(boundary));
}
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (bufferSize < boundary.Length + 8) // Size of the boundary + leading and trailing CRLF + leading and trailing '--' markers.
{
throw new ArgumentOutOfRangeException(nameof(bufferSize), bufferSize, "Insufficient buffer space, the buffer must be larger than the boundary: " + boundary);
}
_stream = new BufferedReadStream(stream, bufferSize);
_boundary = new MultipartBoundary(boundary, false);
// This stream will drain any preamble data and remove the first boundary marker.
// TODO: HeadersLengthLimit can't be modified until after the constructor.
_currentStream = new MultipartReaderStream(_stream, _boundary)
{
LengthLimit = HeadersLengthLimit
};
}
/// <summary>
/// Creates a stream that reads until it reaches the given boundary pattern.
/// </summary>
/// <param name="stream">The <see cref="BufferedReadStream"/>.</param>
/// <param name="boundary">The boundary pattern to use.</param>
/// <param name="bytePool">The ArrayPool pool to use for temporary byte arrays.</param>
public MultipartReaderStream(BufferedReadStream stream, MultipartBoundary boundary, ArrayPool <byte> bytePool)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (boundary == null)
{
throw new ArgumentNullException(nameof(boundary));
}
_bytePool = bytePool;
_innerStream = stream;
_innerOffset = _innerStream.CanSeek ? _innerStream.Position : 0;
_boundary = boundary;
}
/// <summary>
/// Creates a stream that reads until it reaches the given boundary pattern.
/// </summary>
/// <param name="stream">The <see cref="BufferedReadStream"/>.</param>
/// <param name="boundary">The boundary pattern to use.</param>
public MultipartReaderStream(BufferedReadStream stream, MultipartBoundary boundary)
: this(stream, boundary, ArrayPool <byte> .Shared)
{
}