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/*
* Copyright (C) 2009 Apple Inc. All rights reserved.
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SocketStreamHandle_h
#define SocketStreamHandle_h
#include "AuthenticationClient.h"
#include "SocketStreamHandleBase.h"
#include <wtf/RetainPtr.h>
typedef struct __CFHTTPMessage* CFHTTPMessageRef;
namespace WebCore {
class AuthenticationChallenge;
class Credential;
class SocketStreamHandleClient;
class SocketStreamHandle : public ThreadSafeRefCounted<SocketStreamHandle>, public SocketStreamHandleBase, public AuthenticationClient {
public:
static PassRefPtr<SocketStreamHandle> create(const KURL& url, SocketStreamHandleClient* client) { return adoptRef(new SocketStreamHandle(url, client)); }
virtual ~SocketStreamHandle();
using ThreadSafeRefCounted<SocketStreamHandle>::ref;
using ThreadSafeRefCounted<SocketStreamHandle>::deref;
private:
virtual int platformSend(const char* data, int length);
virtual void platformClose();
SocketStreamHandle(const KURL&, SocketStreamHandleClient*);
void createStreams();
void scheduleStreams();
void chooseProxy();
void chooseProxyFromArray(CFArrayRef);
void executePACFileURL(CFURLRef);
void removePACRunLoopSource();
RetainPtr<CFRunLoopSourceRef> m_pacRunLoopSource;
static void pacExecutionCallback(void* client, CFArrayRef proxyList, CFErrorRef error);
static void pacExecutionCallbackMainThread(void*);
static CFStringRef copyPACExecutionDescription(void*);
bool shouldUseSSL() const { return m_url.protocolIs("wss"); }
unsigned short port() const;
void addCONNECTCredentials(CFHTTPMessageRef response);
static void* retainSocketStreamHandle(void*);
static void releaseSocketStreamHandle(void*);
static CFStringRef copyCFStreamDescription(void*);
static void readStreamCallback(CFReadStreamRef, CFStreamEventType, void*);
static void writeStreamCallback(CFWriteStreamRef, CFStreamEventType, void*);
#if PLATFORM(WIN)
static void readStreamCallbackMainThread(void*);
static void writeStreamCallbackMainThread(void*);
#endif
void readStreamCallback(CFStreamEventType);
void writeStreamCallback(CFStreamEventType);
void reportErrorToClient(CFErrorRef);
// No authentication for streams per se, but proxy may ask for credentials.
virtual void receivedCredential(const AuthenticationChallenge&, const Credential&);
virtual void receivedRequestToContinueWithoutCredential(const AuthenticationChallenge&);
virtual void receivedCancellation(const AuthenticationChallenge&);
virtual void refAuthenticationClient() { ref(); }
virtual void derefAuthenticationClient() { deref(); }
enum ConnectingSubstate { New, ExecutingPACFile, WaitingForCredentials, WaitingForConnect, Connected };
ConnectingSubstate m_connectingSubstate;
enum ConnectionType { Unknown, Direct, SOCKSProxy, CONNECTProxy };
ConnectionType m_connectionType;
RetainPtr<CFStringRef> m_proxyHost;
RetainPtr<CFNumberRef> m_proxyPort;
RetainPtr<CFHTTPMessageRef> m_proxyResponseMessage;
bool m_sentStoredCredentials;
RetainPtr<CFReadStreamRef> m_readStream;
RetainPtr<CFWriteStreamRef> m_writeStream;
RetainPtr<CFURLRef> m_httpsURL; // ws(s): replaced with https:
};
} // namespace WebCore
#endif // SocketStreamHandle_h
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