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Diffstat (limited to 'webkit/child/multipart_response_delegate.h')
| -rw-r--r-- | webkit/child/multipart_response_delegate.h | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/webkit/child/multipart_response_delegate.h b/webkit/child/multipart_response_delegate.h deleted file mode 100644 index f85c1cf..0000000 --- a/webkit/child/multipart_response_delegate.h +++ /dev/null @@ -1,153 +0,0 @@ -// Copyright (c) 2011 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. -// -// A delegate class of WebURLLoaderImpl that handles multipart/x-mixed-replace -// data. We special case multipart/x-mixed-replace because WebCore expects a -// separate didReceiveResponse for each new message part. -// -// Most of the logic and edge case handling are based on the Mozilla's -// implementation in netwerk/streamconv/converters/nsMultiMixedConv.cpp. -// This seems like a derivative work, so here's the original license: - -/* ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is mozilla.org code. - * - * The Initial Developer of the Original Code is - * Netscape Communications Corporation. - * Portions created by the Initial Developer are Copyright (C) 1998 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ - -#ifndef WEBKIT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ -#define WEBKIT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ - -#include <string> - -#include "base/basictypes.h" -#include "third_party/WebKit/public/platform/WebURLResponse.h" -#include "webkit/child/webkit_child_export.h" - -namespace WebKit { -class WebURLLoader; -class WebURLLoaderClient; -} - -namespace webkit_glue { - -// Used by unit tests to access private members. -class MultipartResponseDelegateTester; - -class WEBKIT_CHILD_EXPORT MultipartResponseDelegate { - public: - MultipartResponseDelegate(WebKit::WebURLLoaderClient* client, - WebKit::WebURLLoader* loader, - const WebKit::WebURLResponse& response, - const std::string& boundary); - - // Passed through from ResourceHandleInternal - void OnReceivedData(const char* data, int data_len, int encoded_data_length); - void OnCompletedRequest(); - - // The request has been canceled, so stop making calls to the client. - void Cancel() { - client_ = NULL; - loader_ = NULL; - } - - // Returns the multi part boundary string from the Content-type header - // in the response. - // Returns true on success. - static bool ReadMultipartBoundary(const WebKit::WebURLResponse& response, - std::string* multipart_boundary); - - // Returns the lower and higher content ranges from an individual multipart - // in a multipart response. - // Returns true on success. - static bool ReadContentRanges( - const WebKit::WebURLResponse& response, - int64* content_range_lower_bound, - int64* content_range_upper_bound, - int64* content_range_instance_size); - - private: - friend class MultipartResponseDelegateTester; // For unittests. - - // Pointers to the client and associated loader so we can make callbacks as - // we parse pieces of data. - WebKit::WebURLLoaderClient* client_; - WebKit::WebURLLoader* loader_; - - // The original resource response for this request. We use this as a - // starting point for each parts response. - WebKit::WebURLResponse original_response_; - - // Checks to see if data[pos] character is a line break; handles crlf, lflf, - // lf, or cr. Returns the number of characters to skip over (0, 1 or 2). - int PushOverLine(const std::string& data, size_t pos); - - // Tries to parse http headers from the start of data_. Returns true if it - // succeeds and sends a didReceiveResponse to m_client. Returns false if - // the header is incomplete (in which case we just wait for more data). - bool ParseHeaders(); - - // Find the next boundary in data_. Returns std::string::npos if there's no - // full token. - size_t FindBoundary(); - - // Transferred data size accumulated between client callbacks. - int encoded_data_length_; - - // A temporary buffer to hold data between reads for multipart data that - // gets split in the middle of a header. - std::string data_; - - // Multipart boundary token - std::string boundary_; - - // true until we get our first on received data call - bool first_received_data_; - - // true if we're truncated in the middle of a header - bool processing_headers_; - - // true when we're done sending information. At that point, we stop - // processing AddData requests. - bool stop_sending_; - - // true after we've sent our first response to the WebURLLoaderClient. - bool has_sent_first_response_; - - DISALLOW_COPY_AND_ASSIGN(MultipartResponseDelegate); -}; - -} // namespace webkit_glue - -#endif // WEBKIT_CHILD_MULTIPART_RESPONSE_DELEGATE_H_ |