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/* -*- 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 the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 Street #330, Boston, MA 02111-1307, USA.
*
*/
#include <config.h>
#include "camel-sasl-anonymous.h"
#include "camel-internet-address.h"
#include "camel-mime-utils.h"
#include <string.h>
static CamelSaslClass *parent_class = NULL;
/* Returns the class for a CamelSaslAnonymous */
#define CSA_CLASS(so) CAMEL_SASL_ANONYMOUS_CLASS (CAMEL_OBJECT_GET_CLASS (so))
static GByteArray *anon_challenge (CamelSasl *sasl, const char *token, CamelException *ex);
enum {
STATE_AUTH,
STATE_FINAL
};
struct _CamelSaslAnonymousPrivate {
int state;
};
static void
camel_sasl_anonymous_class_init (CamelSaslAnonymousClass *camel_sasl_anonymous_class)
{
CamelSaslClass *camel_sasl_class = CAMEL_SASL_CLASS (camel_sasl_anonymous_class);
parent_class = CAMEL_SASL_CLASS (camel_type_get_global_classfuncs (camel_sasl_get_type ()));
/* virtual method overload */
camel_sasl_class->challenge = anon_challenge;
}
static void
camel_sasl_anonymous_init (gpointer object, gpointer klass)
{
CamelSaslAnonymous *sasl_anon = CAMEL_SASL_ANONYMOUS (object);
sasl_anon->priv = g_new0 (struct _CamelSaslAnonymousPrivate, 1);
}
static void
camel_sasl_anonymous_finalize (CamelObject *object)
{
CamelSaslAnonymous *sasl = CAMEL_SASL_ANONYMOUS (object);
g_free (sasl->trace_info);
g_free (sasl->priv);
}
CamelType
camel_sasl_anonymous_get_type (void)
{
static CamelType type = CAMEL_INVALID_TYPE;
if (type == CAMEL_INVALID_TYPE) {
type = camel_type_register (camel_sasl_get_type (),
"CamelSaslAnonymous",
sizeof (CamelSaslAnonymous),
sizeof (CamelSaslAnonymousClass),
(CamelObjectClassInitFunc) camel_sasl_anonymous_class_init,
NULL,
(CamelObjectInitFunc) camel_sasl_anonymous_init,
(CamelObjectFinalizeFunc) camel_sasl_anonymous_finalize);
}
return type;
}
CamelSasl *
camel_sasl_anonymous_new (CamelSaslAnonTraceType type, const char *trace_info)
{
CamelSaslAnonymous *sasl_anon;
if (!trace_info && type != CAMEL_SASL_ANON_TRACE_EMPTY) return NULL;
sasl_anon = CAMEL_SASL_ANONYMOUS (camel_object_new (camel_sasl_anonymous_get_type ()));
sasl_anon->trace_info = g_strdup (trace_info);
sasl_anon->type = type;
return CAMEL_SASL (sasl_anon);
}
static GByteArray *
anon_challenge (CamelSasl *sasl, const char *token, CamelException *ex)
{
CamelSaslAnonymous *sasl_anon = CAMEL_SASL_ANONYMOUS (sasl);
struct _CamelSaslAnonymousPrivate *priv = sasl_anon->priv;
CamelInternetAddress *cia;
GByteArray *ret = NULL;
char *buf = NULL;
switch (priv->state) {
case STATE_AUTH:
switch (sasl_anon->type) {
case CAMEL_SASL_ANON_TRACE_EMAIL:
cia = camel_internet_address_new ();
if (camel_internet_address_add (cia, NULL, sasl_anon->trace_info) != 1) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("Invalid email address trace information:\n%s"),
sasl_anon->trace_info);
camel_object_unref (CAMEL_OBJECT (cia));
return NULL;
}
camel_object_unref (CAMEL_OBJECT (cia));
buf = base64_encode_simple (sasl_anon->trace_info, strlen (sasl_anon->trace_info));
break;
case CAMEL_SASL_ANON_TRACE_OPAQUE:
if (strchr (sasl_anon->trace_info, '@')) {
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("Invalid opaque trace information:\n%s"),
sasl_anon->trace_info);
return NULL;
}
buf = base64_encode_simple (sasl_anon->trace_info, strlen (sasl_anon->trace_info));
break;
case CAMEL_SASL_ANON_TRACE_EMPTY:
buf = g_strdup ("=");
break;
default:
camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_CANT_AUTHENTICATE,
_("Invalid trace information:\n%s"),
sasl_anon->trace_info);
return NULL;
}
break;
case STATE_FINAL:
sasl->authenticated = TRUE;
default:
break;
}
priv->state++;
if (buf) {
ret = g_byte_array_new ();
g_byte_array_append (ret, buf, strlen (buf));
g_free (buf);
}
return ret;
}
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