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      1 /*
      2  * Copyright (C) 2012 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef SocketStreamHandleInternal_h
     32 #define SocketStreamHandleInternal_h
     33 
     34 #include "platform/network/SocketStreamHandle.h"
     35 #include "public/platform/WebSocketStreamHandleClient.h"
     36 #include "public/platform/WebURL.h"
     37 #include "wtf/PassOwnPtr.h"
     38 
     39 namespace blink {
     40 
     41 class WebData;
     42 class WebSocketStreamError;
     43 class WebSocketStreamHandle;
     44 
     45 class PLATFORM_EXPORT SocketStreamHandleInternal : public GarbageCollectedFinalized<SocketStreamHandleInternal>, public WebSocketStreamHandleClient {
     46     WTF_MAKE_NONCOPYABLE(SocketStreamHandleInternal);
     47 public:
     48     static SocketStreamHandleInternal* create(SocketStreamHandle* handle)
     49     {
     50         return new SocketStreamHandleInternal(handle);
     51     }
     52     virtual ~SocketStreamHandleInternal();
     53 
     54     void connect(const KURL&);
     55     int send(const char*, int);
     56     void close();
     57 
     58     virtual void didOpenStream(WebSocketStreamHandle*, int);
     59     virtual void didSendData(WebSocketStreamHandle*, int);
     60     virtual void didReceiveData(WebSocketStreamHandle*, const WebData&);
     61     virtual void didClose(WebSocketStreamHandle*);
     62     virtual void didFail(WebSocketStreamHandle*, const WebSocketStreamError&);
     63 
     64     static WebSocketStreamHandle* toWebSocketStreamHandle(SocketStreamHandle* handle)
     65     {
     66         if (handle && handle->m_internal)
     67             return handle->m_internal->m_socket.get();
     68         return 0;
     69     }
     70 
     71     void trace(Visitor*);
     72 
     73 private:
     74     explicit SocketStreamHandleInternal(SocketStreamHandle*);
     75 
     76     Member<SocketStreamHandle> m_handle;
     77     OwnPtr<WebSocketStreamHandle> m_socket;
     78     int m_maxPendingSendAllowed;
     79     int m_pendingAmountSent;
     80 };
     81 
     82 } // namespace blink
     83 
     84 #endif // SocketStreamHandleInternal_h
     85