1/* 2 * Copyright (C) 2009 Apple Inc. All rights reserved. 3 * Copyright (C) 2009, 2011, 2012 Google Inc. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#ifndef SocketStreamHandle_h 33#define SocketStreamHandle_h 34 35#include "weborigin/KURL.h" 36#include "wtf/PassRefPtr.h" 37#include "wtf/RefCounted.h" 38#include "wtf/StreamBuffer.h" 39 40namespace WebCore { 41 42class SocketStreamHandleClient; 43class SocketStreamHandleInternal; 44 45class SocketStreamHandle : public RefCounted<SocketStreamHandle> { 46public: 47 enum SocketStreamState { Connecting, Open, Closing, Closed }; 48 49 static PassRefPtr<SocketStreamHandle> create(const KURL& url, SocketStreamHandleClient* client) { return adoptRef(new SocketStreamHandle(url, client)); } 50 51 virtual ~SocketStreamHandle(); 52 SocketStreamState state() const; 53 54 bool send(const char* data, int length); 55 void close(); // Disconnect after all data in buffer are sent. 56 void disconnect(); 57 size_t bufferedAmount() const { return m_buffer.size(); } 58 59 SocketStreamHandleClient* client() const { return m_client; } 60 void setClient(SocketStreamHandleClient*); 61 62private: 63 SocketStreamHandle(const KURL&, SocketStreamHandleClient*); 64 65 bool sendPendingData(); 66 67 int sendInternal(const char* data, int length); 68 void closeInternal(); 69 70 KURL m_url; 71 SocketStreamHandleClient* m_client; 72 StreamBuffer<char, 1024 * 1024> m_buffer; 73 SocketStreamState m_state; 74 75 friend class SocketStreamHandleInternal; 76 OwnPtr<SocketStreamHandleInternal> m_internal; 77}; 78 79} // namespace WebCore 80 81#endif // SocketStreamHandle_h 82