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/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 _PLAINSASLHANDLER_H_
#define _PLAINSASLHANDLER_H_
#include <algorithm>
#include <string>
#include "talk/xmpp/saslhandler.h"
namespace buzz {
class PlainSaslHandler : public SaslHandler {
public:
PlainSaslHandler(const Jid & jid, const talk_base::CryptString & password,
bool allow_plain) : jid_(jid), password_(password),
allow_plain_(allow_plain) {}
virtual ~PlainSaslHandler() {}
// Should pick the best method according to this handler
// returns the empty string if none are suitable
virtual std::string ChooseBestSaslMechanism(const std::vector<std::string> & mechanisms, bool encrypted) {
if (!encrypted && !allow_plain_) {
return "";
}
std::vector<std::string>::const_iterator it = std::find(mechanisms.begin(), mechanisms.end(), "PLAIN");
if (it == mechanisms.end()) {
return "";
}
else {
return "PLAIN";
}
}
// Creates a SaslMechanism for the given mechanism name (you own it
// once you get it). If not handled, return NULL.
virtual SaslMechanism * CreateSaslMechanism(const std::string & mechanism) {
if (mechanism == "PLAIN") {
return new SaslPlainMechanism(jid_, password_);
}
return NULL;
}
virtual bool GetTlsServerInfo(const talk_base::SocketAddress& server,
std::string* tls_server_hostname,
std::string* tls_server_domain) {
return false;
}
private:
Jid jid_;
talk_base::CryptString password_;
bool allow_plain_;
};
}
#endif
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