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      1 /*
      2  * Copyright (C) 2009 Apple Inc. All rights reserved.
      3  * Copyright (C) 2009 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 "GRefPtr.h"
     36 #include "SocketStreamHandleBase.h"
     37 #include <wtf/PassRefPtr.h>
     38 #include <wtf/RefCounted.h>
     39 
     40 namespace WebCore {
     41 
     42     class AuthenticationChallenge;
     43     class Credential;
     44     class SocketStreamHandleClient;
     45 
     46     class SocketStreamHandle : public RefCounted<SocketStreamHandle>, public SocketStreamHandleBase {
     47     public:
     48         static PassRefPtr<SocketStreamHandle> create(const KURL& url, SocketStreamHandleClient* client) { return adoptRef(new SocketStreamHandle(url, client)); }
     49 
     50         virtual ~SocketStreamHandle();
     51         void connected(GSocketConnection*, GError*);
     52         void readBytes(signed long, GError*);
     53         void writeReady();
     54         void* id() { return m_id; }
     55 
     56     protected:
     57         virtual int platformSend(const char* data, int length);
     58         virtual void platformClose();
     59 
     60     private:
     61         GRefPtr<GSocketConnection> m_socketConnection;
     62         GRefPtr<GInputStream> m_inputStream;
     63         GRefPtr<GPollableOutputStream> m_outputStream;
     64         GRefPtr<GSource> m_writeReadySource;
     65         char* m_readBuffer;
     66         void* m_id;
     67 
     68         SocketStreamHandle(const KURL&, SocketStreamHandleClient*);
     69 
     70         // No authentication for streams per se, but proxy may ask for credentials.
     71         void didReceiveAuthenticationChallenge(const AuthenticationChallenge&);
     72         void receivedCredential(const AuthenticationChallenge&, const Credential&);
     73         void receivedRequestToContinueWithoutCredential(const AuthenticationChallenge&);
     74         void receivedCancellation(const AuthenticationChallenge&);
     75         void beginWaitingForSocketWritability();
     76         void stopWaitingForSocketWritability();
     77     };
     78 
     79 }  // namespace WebCore
     80 
     81 #endif  // SocketStreamHandle_h
     82