| // Copyright 2016 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. |
| |
| /* ***** 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 MultipartImageResourceParser_h |
| #define MultipartImageResourceParser_h |
| |
| #include "core/CoreExport.h" |
| #include "platform/heap/Handle.h" |
| #include "platform/network/ResourceResponse.h" |
| #include "wtf/Vector.h" |
| |
| namespace blink { |
| |
| // A parser parsing mlutipart/x-mixed-replace resource. |
| class CORE_EXPORT MultipartImageResourceParser final : public GarbageCollectedFinalized<MultipartImageResourceParser> { |
| WTF_MAKE_NONCOPYABLE(MultipartImageResourceParser); |
| public: |
| class CORE_EXPORT Client : public GarbageCollectedMixin { |
| public: |
| virtual ~Client() = default; |
| virtual void onePartInMultipartReceived(const ResourceResponse&) = 0; |
| virtual void multipartDataReceived(const char* bytes, size_t) = 0; |
| DEFINE_INLINE_VIRTUAL_TRACE() {} |
| }; |
| |
| MultipartImageResourceParser(const ResourceResponse&, const Vector<char>& boundary, Client*); |
| void appendData(const char* bytes, size_t); |
| void finish(); |
| void cancel() { m_isCancelled = true; } |
| |
| DECLARE_TRACE(); |
| |
| static size_t skippableLengthForTest(const Vector<char>& data, size_t size) { return skippableLength(data, size); } |
| static size_t findBoundaryForTest(const Vector<char>& data, Vector<char>* boundary) { return findBoundary(data, boundary); } |
| |
| private: |
| bool parseHeaders(); |
| bool isCancelled() const { return m_isCancelled; } |
| static size_t skippableLength(const Vector<char>&, size_t); |
| // This function updates |*boundary|. |
| static size_t findBoundary(const Vector<char>& data, Vector<char>* boundary); |
| |
| const ResourceResponse m_originalResponse; |
| Vector<char> m_boundary; |
| Member<Client> m_client; |
| |
| Vector<char> m_data; |
| bool m_isParsingTop = true; |
| bool m_isParsingHeaders = false; |
| bool m_sawLastBoundary = false; |
| bool m_isCancelled = false; |
| }; |
| |
| } // namespace blink |
| |
| #endif // MultipartImageResourceParser_h |