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Diffstat (limited to 'SocketHttpListener/Net/HttpRequestStream.Managed.cs')
| -rw-r--r-- | SocketHttpListener/Net/HttpRequestStream.Managed.cs | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/SocketHttpListener/Net/HttpRequestStream.Managed.cs b/SocketHttpListener/Net/HttpRequestStream.Managed.cs deleted file mode 100644 index 42fc4d97c..000000000 --- a/SocketHttpListener/Net/HttpRequestStream.Managed.cs +++ /dev/null @@ -1,210 +0,0 @@ -using System; -using System.IO; - -namespace SocketHttpListener.Net -{ - // Licensed to the .NET Foundation under one or more agreements. - // See the LICENSE file in the project root for more information. - // - // System.Net.ResponseStream - // - // Author: - // Gonzalo Paniagua Javier (gonzalo@novell.com) - // - // Copyright (c) 2005 Novell, Inc. (http://www.novell.com) - // - // Permission is hereby granted, free of charge, to any person obtaining - // a copy of this software and associated documentation files (the - // "Software"), to deal in the Software without restriction, including - // without limitation the rights to use, copy, modify, merge, publish, - // distribute, sublicense, and/or sell copies of the Software, and to - // permit persons to whom the Software is furnished to do so, subject to - // the following conditions: - // - // The above copyright notice and this permission notice shall be - // included in all copies or substantial portions of the Software. - // - // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE - // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION - // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - // - - internal partial class HttpRequestStream : Stream - { - private byte[] _buffer; - private int _offset; - private int _length; - private long _remainingBody; - protected bool _closed; - private Stream _stream; - - internal HttpRequestStream(Stream stream, byte[] buffer, int offset, int length) - : this(stream, buffer, offset, length, -1) - { - } - - internal HttpRequestStream(Stream stream, byte[] buffer, int offset, int length, long contentlength) - { - _stream = stream; - _buffer = buffer; - _offset = offset; - _length = length; - _remainingBody = contentlength; - } - - // Returns 0 if we can keep reading from the base stream, - // > 0 if we read something from the buffer. - // -1 if we had a content length set and we finished reading that many bytes. - private int FillFromBuffer(byte[] buffer, int offset, int count) - { - if (_remainingBody == 0) - return -1; - - if (_length == 0) - return 0; - - int size = Math.Min(_length, count); - if (_remainingBody > 0) - size = (int)Math.Min(size, _remainingBody); - - if (_offset > _buffer.Length - size) - { - size = Math.Min(size, _buffer.Length - _offset); - } - if (size == 0) - return 0; - - Buffer.BlockCopy(_buffer, _offset, buffer, offset, size); - _offset += size; - _length -= size; - if (_remainingBody > 0) - _remainingBody -= size; - return size; - } - - protected virtual int ReadCore(byte[] buffer, int offset, int size) - { - // Call FillFromBuffer to check for buffer boundaries even when remaining_body is 0 - int nread = FillFromBuffer(buffer, offset, size); - if (nread == -1) - { // No more bytes available (Content-Length) - return 0; - } - else if (nread > 0) - { - return nread; - } - - if (_remainingBody > 0) - { - size = (int)Math.Min(_remainingBody, (long)size); - } - - nread = _stream.Read(buffer, offset, size); - - if (_remainingBody > 0) - { - if (nread == 0) - { - throw new Exception("Bad request"); - } - - //Debug.Assert(nread <= _remainingBody); - _remainingBody -= nread; - } - - return nread; - } - - protected virtual IAsyncResult BeginReadCore(byte[] buffer, int offset, int size, AsyncCallback cback, object state) - { - if (size == 0 || _closed) - { - var ares = new HttpStreamAsyncResult(this); - ares._callback = cback; - ares._state = state; - ares.Complete(); - return ares; - } - - int nread = FillFromBuffer(buffer, offset, size); - if (nread > 0 || nread == -1) - { - var ares = new HttpStreamAsyncResult(this); - ares._buffer = buffer; - ares._offset = offset; - ares._count = size; - ares._callback = cback; - ares._state = state; - ares._synchRead = Math.Max(0, nread); - ares.Complete(); - return ares; - } - - // Avoid reading past the end of the request to allow - // for HTTP pipelining - if (_remainingBody >= 0 && size > _remainingBody) - { - size = (int)Math.Min(_remainingBody, (long)size); - } - - return _stream.BeginRead(buffer, offset, size, cback, state); - } - - public override int EndRead(IAsyncResult asyncResult) - { - if (asyncResult == null) - throw new ArgumentNullException(nameof(asyncResult)); - - var r = asyncResult as HttpStreamAsyncResult; - if (r != null) - { - if (!ReferenceEquals(this, r._parent)) - { - throw new ArgumentException("Invalid async result"); - } - if (r._endCalled) - { - throw new InvalidOperationException("invalid end call"); - } - r._endCalled = true; - - if (!asyncResult.IsCompleted) - { - asyncResult.AsyncWaitHandle.WaitOne(); - } - - return r._synchRead; - } - - if (_closed) - return 0; - - int nread = 0; - try - { - nread = _stream.EndRead(asyncResult); - } - catch (IOException e) when (e.InnerException is ArgumentException || e.InnerException is InvalidOperationException) - { - throw e.InnerException; - } - - if (_remainingBody > 0) - { - if (nread == 0) - { - throw new Exception("Bad request"); - } - - _remainingBody -= nread; - } - - return nread; - } - } -} |