libempathy-gtk/gcr-simple-certificate.c

   1 /*
   2  * gnome-keyring
   3  *
   4  * Copyright (C) 2008 Stefan Walter
   5  *
   6  * This file is copied from the gnome-keyring gcr library, which can be
   7  * found at git://git.gnome.org/gnome-keyring
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU Lesser General Public License as
  11  * published by the Free Software Foundation; either version 2.1 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  22  * 02111-1307, USA.
  23  */
  24
  25 #include "config.h"
  26
  27 #include <gcr/gcr.h>
  28 #include "gcr-simple-certificate.h"
  29
  30 #include <string.h>
  31
  32 struct _GcrSimpleCertificatePrivate {
  33         guchar *owned_data;
  34         gsize n_owned_data;
  35 };
  36
  37 static void gcr_certificate_iface (GcrCertificateIface *iface);
  38 G_DEFINE_TYPE_WITH_CODE (GcrSimpleCertificate, gcr_simple_certificate, G_TYPE_OBJECT,
  39                          G_IMPLEMENT_INTERFACE (GCR_TYPE_CERTIFICATE, gcr_certificate_iface));
  40
  41 /* -----------------------------------------------------------------------------
  42  * OBJECT
  43  */
  44
  45 static void
  46 gcr_simple_certificate_init (GcrSimpleCertificate *self)
  47 {
  48         self->pv = G_TYPE_INSTANCE_GET_PRIVATE (self, GCR_TYPE_SIMPLE_CERTIFICATE, GcrSimpleCertificatePrivate);
  49 }
  50
  51 static void
  52 gcr_simple_certificate_finalize (GObject *obj)
  53 {
  54         GcrSimpleCertificate *self = GCR_SIMPLE_CERTIFICATE (obj);
  55
  56         g_free (self->pv->owned_data);
  57         self->pv->owned_data = NULL;
  58         self->pv->n_owned_data = 0;
  59
  60         G_OBJECT_CLASS (gcr_simple_certificate_parent_class)->finalize (obj);
  61 }
  62
  63 static void
  64 gcr_simple_certificate_set_property (GObject *obj, guint prop_id, const GValue *value,
  65                                      GParamSpec *pspec)
  66 {
  67         switch (prop_id) {
  68         default:
  69                 G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
  70                 break;
  71         }
  72 }
  73
  74 static void
  75 gcr_simple_certificate_get_property (GObject *obj, guint prop_id, GValue *value,
  76                                      GParamSpec *pspec)
  77 {
  78         switch (prop_id) {
  79         default:
  80                 G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
  81                 break;
  82         }
  83 }
  84
  85 static void
  86 gcr_simple_certificate_class_init (GcrSimpleCertificateClass *klass)
  87 {
  88         GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
  89
  90         gobject_class->finalize = gcr_simple_certificate_finalize;
  91         gobject_class->set_property = gcr_simple_certificate_set_property;
  92         gobject_class->get_property = gcr_simple_certificate_get_property;
  93
  94         g_type_class_add_private (gobject_class, sizeof (GcrSimpleCertificatePrivate));
  95 }
  96
  97 static const guchar*
  98 gcr_simple_certificate_real_get_der_data (GcrCertificate *base, gsize *n_data)
  99 {
 100         GcrSimpleCertificate *self = GCR_SIMPLE_CERTIFICATE (base);
 101
 102         g_return_val_if_fail (GCR_IS_CERTIFICATE (self), NULL);
 103         g_return_val_if_fail (n_data, NULL);
 104         g_return_val_if_fail (self->pv->owned_data, NULL);
 105
 106         /* This is called when we're not a base class */
 107         *n_data = self->pv->n_owned_data;
 108         return self->pv->owned_data;
 109 }
 110
 111 static void
 112 gcr_certificate_iface (GcrCertificateIface *iface)
 113 {
 114         iface->get_der_data = (gpointer)gcr_simple_certificate_real_get_der_data;
 115 }
 116
 117 /* -----------------------------------------------------------------------------
 118  * PUBLIC
 119  */
 120
 121 GcrCertificate*
 122 gcr_simple_certificate_new (const guchar *data, gsize n_data)
 123 {
 124         GcrSimpleCertificate *cert;
 125
 126         g_return_val_if_fail (data, NULL);
 127         g_return_val_if_fail (n_data, NULL);
 128
 129         cert = g_object_new (GCR_TYPE_SIMPLE_CERTIFICATE, NULL);
 130
 131         cert->pv->owned_data = g_memdup (data, n_data);
 132         cert->pv->n_owned_data = n_data;
 133         return GCR_CERTIFICATE (cert);
 134 }