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/*
* 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 WebSocketHandshake_h
#define WebSocketHandshake_h
#if ENABLE(WEB_SOCKETS)
#include "KURL.h"
#include "PlatformString.h"
#include "WebSocketHandshakeRequest.h"
#include "WebSocketHandshakeResponse.h"
#include <wtf/Noncopyable.h>
namespace WebCore {
class ScriptExecutionContext;
class WebSocketHandshake : public Noncopyable {
public:
enum Mode {
Incomplete, Normal, Failed, Connected
};
WebSocketHandshake(const KURL&, const String& protocol, ScriptExecutionContext*);
~WebSocketHandshake();
const KURL& url() const;
void setURL(const KURL&);
const String host() const;
const String& clientProtocol() const;
void setClientProtocol(const String& protocol);
bool secure() const;
String clientOrigin() const;
String clientLocation() const;
CString clientHandshakeMessage() const;
WebSocketHandshakeRequest clientHandshakeRequest() const;
void reset();
void clearScriptExecutionContext();
int readServerHandshake(const char* header, size_t len);
Mode mode() const;
const String& serverWebSocketOrigin() const;
void setServerWebSocketOrigin(const String& webSocketOrigin);
const String& serverWebSocketLocation() const;
void setServerWebSocketLocation(const String& webSocketLocation);
const String& serverWebSocketProtocol() const;
void setServerWebSocketProtocol(const String& webSocketProtocol);
const String& serverSetCookie() const;
void setServerSetCookie(const String& setCookie);
const String& serverSetCookie2() const;
void setServerSetCookie2(const String& setCookie2);
const WebSocketHandshakeResponse& serverHandshakeResponse() const;
private:
KURL httpURLForAuthenticationAndCookies() const;
int readStatusLine(const char* header, size_t headerLength, int& statusCode, String& statusText);
// Reads all headers except for the two predefined ones.
const char* readHTTPHeaders(const char* start, const char* end);
void processHeaders();
bool checkResponseHeaders();
KURL m_url;
String m_clientProtocol;
bool m_secure;
ScriptExecutionContext* m_context;
Mode m_mode;
String m_wsOrigin;
String m_wsLocation;
String m_wsProtocol;
String m_setCookie;
String m_setCookie2;
String m_secWebSocketKey1;
String m_secWebSocketKey2;
unsigned char m_key3[8];
unsigned char m_expectedChallengeResponse[16];
WebSocketHandshakeResponse m_response;
};
} // namespace WebCore
#endif // ENABLE(WEB_SOCKETS)
#endif // WebSocketHandshake_h
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