camel/camel-sasl-anonymous.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  *  Authors: Jeffrey Stedfast <fejj@ximian.com>
   4  *
   5  *  Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of version 2 of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  * Boston, MA 02110-1301, USA.
  20  *
  21  */
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include <config.h>
  25 #endif
  26
  27 #include <string.h>
  28
  29 #include <glib/gi18n-lib.h>
  30
  31 #include "camel-internet-address.h"
  32 #include "camel-sasl-anonymous.h"
  33
  34 static CamelServiceAuthType sasl_anonymous_auth_type = {
  35         N_("Anonymous"),
  36
  37         N_("This option will connect to the server using an anonymous login."),
  38
  39         "ANONYMOUS",
  40         FALSE
  41 };
  42
  43 G_DEFINE_TYPE (CamelSaslAnonymous, camel_sasl_anonymous, CAMEL_TYPE_SASL)
  44
  45 static void
  46 sasl_anonymous_finalize (GObject *object)
  47 {
  48         CamelSaslAnonymous *sasl = CAMEL_SASL_ANONYMOUS (object);
  49
  50         g_free (sasl->trace_info);
  51
  52         /* Chain up to parent's finalize() method. */
  53         G_OBJECT_CLASS (camel_sasl_anonymous_parent_class)->finalize (object);
  54 }
  55
  56 static GByteArray *
  57 sasl_anonymous_challenge_sync (CamelSasl *sasl,
  58                                GByteArray *token,
  59                                GCancellable *cancellable,
  60                                GError **error)
  61 {
  62         CamelSaslAnonymous *sasl_anon = CAMEL_SASL_ANONYMOUS (sasl);
  63         CamelInternetAddress *cia;
  64         GByteArray *ret = NULL;
  65
  66         if (token) {
  67                 g_set_error (
  68                         error, CAMEL_SERVICE_ERROR,
  69                         CAMEL_SERVICE_ERROR_CANT_AUTHENTICATE,
  70                         _("Authentication failed."));
  71                 return NULL;
  72         }
  73
  74         switch (sasl_anon->type) {
  75         case CAMEL_SASL_ANON_TRACE_EMAIL:
  76                 cia = camel_internet_address_new ();
  77                 if (camel_internet_address_add (cia, NULL, sasl_anon->trace_info) != 1) {
  78                         g_set_error (
  79                                 error, CAMEL_SERVICE_ERROR,
  80                                 CAMEL_SERVICE_ERROR_CANT_AUTHENTICATE,
  81                                 _("Invalid email address trace information:\n%s"),
  82                                 sasl_anon->trace_info);
  83                         g_object_unref (cia);
  84                         return NULL;
  85                 }
  86                 g_object_unref (cia);
  87                 ret = g_byte_array_new ();
  88                 g_byte_array_append (ret, (guint8 *) sasl_anon->trace_info, strlen (sasl_anon->trace_info));
  89                 break;
  90         case CAMEL_SASL_ANON_TRACE_OPAQUE:
  91                 if (strchr (sasl_anon->trace_info, '@')) {
  92                         g_set_error (
  93                                 error, CAMEL_SERVICE_ERROR,
  94                                 CAMEL_SERVICE_ERROR_CANT_AUTHENTICATE,
  95                                 _("Invalid opaque trace information:\n%s"),
  96                                 sasl_anon->trace_info);
  97                         return NULL;
  98                 }
  99                 ret = g_byte_array_new ();
 100                 g_byte_array_append (ret, (guint8 *) sasl_anon->trace_info, strlen (sasl_anon->trace_info));
 101                 break;
 102         case CAMEL_SASL_ANON_TRACE_EMPTY:
 103                 ret = g_byte_array_new ();
 104                 break;
 105         default:
 106                 g_set_error (
 107                         error, CAMEL_SERVICE_ERROR,
 108                         CAMEL_SERVICE_ERROR_CANT_AUTHENTICATE,
 109                         _("Invalid trace information:\n%s"),
 110                         sasl_anon->trace_info);
 111                 return NULL;
 112         }
 113
 114         camel_sasl_set_authenticated (sasl, TRUE);
 115         return ret;
 116 }
 117
 118 static void
 119 camel_sasl_anonymous_class_init (CamelSaslAnonymousClass *class)
 120 {
 121         GObjectClass *object_class;
 122         CamelSaslClass *sasl_class;
 123
 124         object_class = G_OBJECT_CLASS (class);
 125         object_class->finalize = sasl_anonymous_finalize;
 126
 127         sasl_class = CAMEL_SASL_CLASS (class);
 128         sasl_class->auth_type = &sasl_anonymous_auth_type;
 129         sasl_class->challenge_sync = sasl_anonymous_challenge_sync;
 130 }
 131
 132 static void
 133 camel_sasl_anonymous_init (CamelSaslAnonymous *sasl_anonymous)
 134 {
 135 }
 136
 137 /**
 138  * camel_sasl_anonymous_new:
 139  * @type: trace type
 140  * @trace_info: trace info
 141  *
 142  * Create a new #CamelSaslAnonymous object.
 143  *
 144  * Returns: a new #CamelSasl object
 145  **/
 146 CamelSasl *
 147 camel_sasl_anonymous_new (CamelSaslAnonTraceType type,
 148                           const gchar *trace_info)
 149 {
 150         CamelSaslAnonymous *sasl_anon;
 151
 152         if (!trace_info && type != CAMEL_SASL_ANON_TRACE_EMPTY)
 153                 return NULL;
 154
 155         sasl_anon = g_object_new (CAMEL_TYPE_SASL_ANONYMOUS, NULL);
 156         sasl_anon->trace_info = g_strdup (trace_info);
 157         sasl_anon->type = type;
 158
 159         return CAMEL_SASL (sasl_anon);
 160 }