Home | History | Annotate | Download | only in xmpp
      1 /*
      2  * libjingle
      3  * Copyright 2004--2005, Google Inc.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are met:
      7  *
      8  *  1. Redistributions of source code must retain the above copyright notice,
      9  *     this list of conditions and the following disclaimer.
     10  *  2. Redistributions in binary form must reproduce the above copyright notice,
     11  *     this list of conditions and the following disclaimer in the documentation
     12  *     and/or other materials provided with the distribution.
     13  *  3. The name of the author may not be used to endorse or promote products
     14  *     derived from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #ifndef _SASLPLAINMECHANISM_H_
     29 #define _SASLPLAINMECHANISM_H_
     30 
     31 #include "talk/base/cryptstring.h"
     32 #include "talk/xmpp/saslmechanism.h"
     33 
     34 namespace buzz {
     35 
     36 class SaslPlainMechanism : public SaslMechanism {
     37 
     38 public:
     39   SaslPlainMechanism(const buzz::Jid user_jid, const talk_base::CryptString & password) :
     40     user_jid_(user_jid), password_(password) {}
     41 
     42   virtual std::string GetMechanismName() { return "PLAIN"; }
     43 
     44   virtual XmlElement * StartSaslAuth() {
     45     // send initial request
     46     XmlElement * el = new XmlElement(QN_SASL_AUTH, true);
     47     el->AddAttr(QN_MECHANISM, "PLAIN");
     48 
     49     talk_base::FormatCryptString credential;
     50     credential.Append("\0", 1);
     51     credential.Append(user_jid_.node());
     52     credential.Append("\0", 1);
     53     credential.Append(&password_);
     54     el->AddText(Base64EncodeFromArray(credential.GetData(), credential.GetLength()));
     55     return el;
     56   }
     57 
     58 private:
     59   Jid user_jid_;
     60   talk_base::CryptString password_;
     61 };
     62 
     63 }
     64 
     65 #endif
     66