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 "platform/PlatformExport.h" 36#include "platform/heap/Handle.h" 37#include "platform/weborigin/KURL.h" 38#include "wtf/StreamBuffer.h" 39 40namespace blink { 41 42class SocketStreamHandleClient; 43class SocketStreamHandleInternal; 44 45class PLATFORM_EXPORT SocketStreamHandle : public GarbageCollectedFinalized<SocketStreamHandle> { 46public: 47 enum SocketStreamState { Connecting, Open, Closing, Closed }; 48 49 static SocketStreamHandle* create(SocketStreamHandleClient* client) 50 { 51 return new SocketStreamHandle(client); 52 } 53 54 virtual ~SocketStreamHandle(); 55 SocketStreamState state() const; 56 57 void connect(const KURL&); 58 bool send(const char* data, int length); 59 void close(); // Disconnect after all data in buffer are sent. 60 void disconnect(); 61 62 SocketStreamHandleClient* client() const { return m_client; } 63 void setClient(SocketStreamHandleClient*); 64 65 void trace(Visitor*); 66 67private: 68 explicit SocketStreamHandle(SocketStreamHandleClient*); 69 70 bool sendPendingData(); 71 72 int sendInternal(const char* data, int length); 73 void closeInternal(); 74 75 Member<SocketStreamHandleClient> m_client; 76 StreamBuffer<char, 1024 * 1024> m_buffer; 77 SocketStreamState m_state; 78 79 friend class SocketStreamHandleInternal; 80 Member<SocketStreamHandleInternal> m_internal; 81}; 82 83} // namespace blink 84 85#endif // SocketStreamHandle_h 86