talk/xmpp/saslplainmechanism.h

/*
 * libjingle
 * Copyright 2004--2005, Google Inc.
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 * modification, are permitted provided that the following conditions are met:
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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#ifndef TALK_XMPP_SASLPLAINMECHANISM_H_
#define TALK_XMPP_SASLPLAINMECHANISM_H_

#include "talk/base/cryptstring.h"
#include "talk/xmpp/saslmechanism.h"

namespace buzz {

class SaslPlainMechanism : public SaslMechanism {

public:
  SaslPlainMechanism(const buzz::Jid user_jid, const talk_base::CryptString & password) :
    user_jid_(user_jid), password_(password) {}

  virtual std::string GetMechanismName() { return "PLAIN"; }

  virtual XmlElement * StartSaslAuth() {
    // send initial request
    XmlElement * el = new XmlElement(QN_SASL_AUTH, true);
    el->AddAttr(QN_MECHANISM, "PLAIN");

    talk_base::FormatCryptString credential;
    credential.Append("\0", 1);
    credential.Append(user_jid_.node());
    credential.Append("\0", 1);
    credential.Append(&password_);
    el->AddText(Base64EncodeFromArray(credential.GetData(), credential.GetLength()));
    return el;
  }

private:
  Jid user_jid_;
  talk_base::CryptString password_;
};

}

#endif  // TALK_XMPP_SASLPLAINMECHANISM_H_