 28e2075280
			
		
	
	28e2075280
	
	
	
		
			
			trunk/talk git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
		
			
				
	
	
		
			75 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			75 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * libjingle
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|  * Copyright 2004--2005, Google Inc.
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|  *
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|  * Redistribution and use in source and binary forms, with or without 
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  *  1. Redistributions of source code must retain the above copyright notice, 
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|  *     this list of conditions and the following disclaimer.
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|  *  2. Redistributions in binary form must reproduce the above copyright notice,
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|  *     this list of conditions and the following disclaimer in the documentation
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|  *     and/or other materials provided with the distribution.
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|  *  3. The name of the author may not be used to endorse or promote products 
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|  *     derived from this software without specific prior written permission.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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|  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
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|  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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|  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
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|  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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|  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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|  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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|  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
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|  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
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|  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #ifndef _SASLMECHANISM_H_
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| #define _SASLMECHANISM_H_
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| 
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| #include <string>
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| 
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| namespace buzz {
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| 
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| class XmlElement;
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| 
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| 
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| // Defines a mechnanism to do SASL authentication.
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| // Subclass instances should have a self-contained way to present
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| // credentials.
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| class SaslMechanism {
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| 
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| public:
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|   
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|   // Intended to be subclassed
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|   virtual ~SaslMechanism() {}
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| 
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|   // Should return the name of the SASL mechanism, e.g., "PLAIN"
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|   virtual std::string GetMechanismName() = 0;
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| 
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|   // Should generate the initial "auth" request.  Default is just <auth/>.
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|   virtual XmlElement * StartSaslAuth();
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| 
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|   // Should respond to a SASL "<challenge>" request.  Default is
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|   // to abort (for mechanisms that do not do challenge-response)
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|   virtual XmlElement * HandleSaslChallenge(const XmlElement * challenge);
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| 
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|   // Notification of a SASL "<success>".  Sometimes information
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|   // is passed on success.
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|   virtual void HandleSaslSuccess(const XmlElement * success);
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| 
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|   // Notification of a SASL "<failure>".  Sometimes information
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|   // for the user is passed on failure.
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|   virtual void HandleSaslFailure(const XmlElement * failure);
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| 
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| protected:
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|   static std::string Base64Encode(const std::string & plain);
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|   static std::string Base64Decode(const std::string & encoded);
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|   static std::string Base64EncodeFromArray(const char * plain, size_t length);
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| };
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| 
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| }
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| 
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| #endif
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