path: root/camel/camel-sasl-login.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Authors: Jeffrey Stedfast <fejj@ximian.com>
 *
 *  Copyright 2001 Ximian, Inc. (www.ximian.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>
#include "camel-sasl-login.h"
#include "camel-service.h"

CamelServiceAuthType camel_sasl_login_authtype = {
    N_("Login"),
    
    N_("This option will connect to the server using a "
       "simple password."),
    
    "LOGIN",
    TRUE
};

enum {
    LOGIN_USER,
    LOGIN_PASSWD
};

static CamelSaslClass *parent_class = NULL;

/* Returns the class for a CamelSaslLogin */
#define CSP_CLASS(so) CAMEL_SASL_LOGIN_CLASS (CAMEL_OBJECT_GET_CLASS (so))

static GByteArray *login_challenge (CamelSasl *sasl, GByteArray *token, CamelException *ex);

struct _CamelSaslLoginPrivate {
    int state;
};

static void
camel_sasl_login_class_init (CamelSaslLoginClass *camel_sasl_login_class)
{
    CamelSaslClass *camel_sasl_class = CAMEL_SASL_CLASS (camel_sasl_login_class);
    
    parent_class = CAMEL_SASL_CLASS (camel_type_get_global_classfuncs (camel_sasl_get_type ()));
    
    /* virtual method overload */
    camel_sasl_class->challenge = login_challenge;
}

static void
camel_sasl_login_init (gpointer object, gpointer klass)
{
    CamelSaslLogin *sasl_login = CAMEL_SASL_LOGIN (object);
    
    sasl_login->priv = g_new0 (struct _CamelSaslLoginPrivate, 1);
}

static void
camel_sasl_login_finalize (CamelObject *object)
{
    CamelSaslLogin *sasl = CAMEL_SASL_LOGIN (object);
    
    g_free (sasl->priv);
}


CamelType
camel_sasl_login_get_type (void)
{
    static CamelType type = CAMEL_INVALID_TYPE;
    
    if (type == CAMEL_INVALID_TYPE) {
        type = camel_type_register (camel_sasl_get_type (),
                        "CamelSaslLogin",
                        sizeof (CamelSaslLogin),
                        sizeof (CamelSaslLoginClass),
                        (CamelObjectClassInitFunc) camel_sasl_login_class_init,
                        NULL,
                        (CamelObjectInitFunc) camel_sasl_login_init,
                        (CamelObjectFinalizeFunc) camel_sasl_login_finalize);
    }
    
    return type;
}

static GByteArray *
login_challenge (CamelSasl *sasl, GByteArray *token, CamelException *ex)
{
    struct _CamelSaslLoginPrivate *priv = CAMEL_SASL_LOGIN (sasl)->priv;
    GByteArray *buf = NULL;
    CamelURL *url = sasl->service->url;
    
    g_return_val_if_fail (url->passwd != NULL, NULL);
    
    switch (priv->state) {
    case LOGIN_USER:
        buf = g_byte_array_new ();
        g_byte_array_append (buf, url->user, strlen (url->user));
        break;
    case LOGIN_PASSWD:
        buf = g_byte_array_new ();
        g_byte_array_append (buf, url->passwd, strlen (url->passwd));
        
        sasl->authenticated = TRUE;
        break;
    default:
        if (!camel_exception_is_set (ex)) {
            camel_exception_set (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
                         _("Unknown authentication state."));
        }
    }
    
    priv->state++;
    
    return buf;
}