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 _XMPPAUTH_H_
29 #define _XMPPAUTH_H_
30 
31 #include <vector>
32 
33 #include "talk/base/cryptstring.h"
34 #include "talk/base/sigslot.h"
35 #include "talk/xmpp/jid.h"
36 #include "talk/xmpp/saslhandler.h"
37 #include "talk/xmpp/prexmppauth.h"
38 
39 class XmppAuth: public buzz::PreXmppAuth {
40 public:
41   XmppAuth();
42   virtual ~XmppAuth();
43 
44   virtual void StartPreXmppAuth(const buzz::Jid & jid,
45                                 const talk_base::SocketAddress & server,
46                                 const talk_base::CryptString & pass,
47                                 const std::string & auth_cookie);
48 
IsAuthDone()49   virtual bool IsAuthDone() const { return done_; }
IsAuthorized()50   virtual bool IsAuthorized() const { return true; }
HadError()51   virtual bool HadError() const { return false; }
GetError()52   virtual int  GetError() const { return 0; }
GetCaptchaChallenge()53   virtual buzz::CaptchaChallenge GetCaptchaChallenge() const {
54       return buzz::CaptchaChallenge();
55   }
GetAuthCookie()56   virtual std::string GetAuthCookie() const { return auth_cookie_; }
57 
58   virtual std::string ChooseBestSaslMechanism(
59       const std::vector<std::string> & mechanisms,
60       bool encrypted);
61 
62   virtual buzz::SaslMechanism * CreateSaslMechanism(
63       const std::string & mechanism);
64 
65 private:
66   buzz::Jid jid_;
67   talk_base::CryptString passwd_;
68   std::string auth_cookie_;
69   bool done_;
70 };
71 
72 #endif
73