/*
* Copyright (c) 2011, Florian Zeitz <florob@babelmonkeys.de>
* Copyright (c) 2016, Jonathan Schleifer <js@heap.zone>
*
* https://heap.zone/git/?p=objxmpp.git
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice is present in all copies.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.
*/
#import <ObjFW/ObjFW.h>
/**
* \brief A base class for classes implementing authentication mechanisms
*/
@interface XMPPAuthenticator: OFObject
{
OFString *_authzid, *_authcid, *_password;
}
/// \brief The authzid to get authorization for
@property (copy) OFString *authzid;
/// \brief The authcid to authenticate with
@property (copy) OFString *authcid;
/// \brief The password to authenticate with
@property (copy) OFString *password;
/**
* \brief Initializes an already allocated XMPPAuthenticator with an authcid
* and password.
*
* \param authcid The authcid to authenticate with
* \param password The password to authenticate with
* \return A initialized XMPPAuthenticator
*/
- initWithAuthcid: (OFString*)authcid
password: (OFString*)password;
/**
* \brief Initializes an already allocated XMPPSCRAMAuthenticator with an
* authzid, authcid and password.
*
* \param authzid The authzid to get authorization for
* \param authcid The authcid to authenticate with
* \param password The password to authenticate with
* \return A initialized XMPPAuthenticator
*/
- initWithAuthzid: (OFString*)authzid
authcid: (OFString*)authcid
password: (OFString*)password;
/**
* \brief Returns an OFDataArray containing the initial authentication message.
*
* \return An OFDataAray containing the initial authentication message
*/
- (OFDataArray*)initialMessage;
/**
* \brief Continue authentication with the specified data.
*
* \param data The continuation data send by the server
* \return The appropriate response if the data was a challenge, nil otherwise
*/
- (OFDataArray*)continueWithData: (OFDataArray*)data;
@end