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https://github.com/clementine-player/Clementine
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107 lines
3.9 KiB
C++
107 lines
3.9 KiB
C++
/*
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Copyright (c) 2004-2009 by Jakob Schroeter <js@camaya.net>
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This file is part of the gloox library. http://camaya.net/gloox
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This software is distributed under a license. The full license
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agreement can be found in the file LICENSE in this distribution.
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This software may not be copied, modified, sold or distributed
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other than expressed in the named license agreement.
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This software is distributed without any warranty.
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*/
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#ifndef CONNECTIONLISTENER_H__
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#define CONNECTIONLISTENER_H__
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#include "gloox.h"
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namespace gloox
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{
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class Error;
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/**
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* @brief Derived classes can be registered as ConnectionListeners with the Client.
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*
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* This interface is mandatory to implement if a connection is to be made TLS-encrypted.
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* In onTLSConnect(), the server's certificate information needs to be checked, and @b true
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* returned if the certificate is to be accepted.
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*
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* @author Jakob Schroeter <js@camaya.net>
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*/
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class GLOOX_API ConnectionListener
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{
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public:
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/**
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* Virtual Destructor.
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*/
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virtual ~ConnectionListener() {}
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/**
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* This function notifies about successful connections. It will be called either after all
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* authentication is finished if username/password were supplied, or after a connection has
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* been established if no credentials were supplied. Depending on the setting of AutoPresence,
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* a presence stanza is sent or not.
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*/
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virtual void onConnect() = 0;
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/**
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* This function notifies about disconnection and its reason.
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* If @b e indicates a stream error, you can use @ref ClientBase::streamError() to find out
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* what exactly went wrong, and @ref ClientBase::streamErrorText() to retrieve any explaining text
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* sent along with the error.
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* If @b e indicates an authentication error, you can use @ref ClientBase::authError()
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* to get a finer grained reason.
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* @param e The reason for the disconnection.
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*/
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virtual void onDisconnect( ConnectionError e ) = 0;
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/**
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* This function will be called when a resource has been bound to the stream. It
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* will be called for any bound resource, including the main one.
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* @note The bound resource may be different from the one requested. The server
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* has the authority to change/overwrite the requested resource.
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* @param resource The resource string.
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* @since 1.0
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*/
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virtual void onResourceBind( const std::string& resource ) { (void)resource; }
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/**
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* This function is called (by a Client object) if an error occurs while trying to bind a resource.
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* @param error A pointer to an Error object that contains more
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* information. May be 0.
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*/
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virtual void onResourceBindError( const Error* error ) { (void) (error); }
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/**
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* This function is called (by a Client object) if an error occurs while trying to establish
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* a session.
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* @param error A pointer to an Error object that contains more
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* information. May be 0.
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*/
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virtual void onSessionCreateError( const Error* error ) { (void) (error); }
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/**
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* This function is called when the connection was TLS/SSL secured.
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* @param info Comprehensive info on the certificate.
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* @return @b True if cert credentials are accepted, @b false otherwise. If @b false is returned
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* the connection is terminated.
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*/
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virtual bool onTLSConnect( const CertInfo& info ) = 0;
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/**
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* This function is called for certain stream events. Notifications are purely informational
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* and implementation is optional. Not all StreamEvents will necessarily be emitted for
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* a given connection.
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* @param event A stream event.
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* @since 0.9
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*/
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virtual void onStreamEvent( StreamEvent event ) { (void) (event); }
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};
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}
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#endif // CONNECTIONLISTENER_H__
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