diff options
Diffstat (limited to 'gcr/gcr-key-renderer.c')
| -rw-r--r-- | gcr/gcr-key-renderer.c | 404 |
1 files changed, 0 insertions, 404 deletions
diff --git a/gcr/gcr-key-renderer.c b/gcr/gcr-key-renderer.c deleted file mode 100644 index 91020692..00000000 --- a/gcr/gcr-key-renderer.c +++ /dev/null @@ -1,404 +0,0 @@ -/* - * Copyright (C) 2010 Stefan Walter - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as - * published by the Free Software Foundation; either version 2.1 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser 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. - */ - -#include "config.h" - -#include "gcr-key-renderer.h" -#include "gcr-display-view.h" -#include "gcr-fingerprint.h" -#include "gcr-icons.h" -#include "gcr-renderer.h" -#include "gcr-viewer.h" - -#include "gck/gck.h" - -#include <gdk/gdk.h> -#include <glib/gi18n-lib.h> - -/** - * GcrKeyRenderer: - * - * An implementation of #GcrRenderer which renders keys. - */ - -/** - * GcrKeyRendererClass: - * @parent_class: The parent class. - * - * The class for #GcrKeyRenderer. - */ - -enum { - PROP_0, - PROP_LABEL, - PROP_ATTRIBUTES -}; - -struct _GcrKeyRendererPrivate { - guint key_size; - gchar *label; - GckAttributes *attributes; - GIcon *icon; -}; - -static void gcr_key_renderer_renderer_iface (GcrRendererIface *iface); - -G_DEFINE_TYPE_WITH_CODE (GcrKeyRenderer, gcr_key_renderer, G_TYPE_OBJECT, - G_IMPLEMENT_INTERFACE (GCR_TYPE_RENDERER, gcr_key_renderer_renderer_iface)); - -/* ----------------------------------------------------------------------------- - * INTERNAL - */ - -static gchar* -calculate_label (GcrKeyRenderer *self) -{ - gchar *label; - - if (self->pv->label) - return g_strdup (self->pv->label); - - if (self->pv->attributes) { - if (gck_attributes_find_string (self->pv->attributes, CKA_LABEL, &label)) - return label; - } - - return g_strdup (_("Key")); -} - -static gint -calculate_rsa_key_size (GckAttributes *attrs) -{ - GckAttribute *attr; - gulong bits; - - attr = gck_attributes_find (attrs, CKA_MODULUS); - - /* Calculate the bit length, and remove the complement */ - if (attr != NULL) - return (attr->length / 2) * 2 * 8; - - if (gck_attributes_find_ulong (attrs, CKA_MODULUS_BITS, &bits)) - return (gint)bits; - - return -1; -} - -static guint -calculate_dsa_key_size (GckAttributes *attrs) -{ - GckAttribute *attr; - gulong bits; - - attr = gck_attributes_find (attrs, CKA_PRIME); - - /* Calculate the bit length, and remove the complement */ - if (attr != NULL) - return (attr->length / 2) * 2 * 8; - - if (gck_attributes_find_ulong (attrs, CKA_PRIME_BITS, &bits)) - return (gint)bits; - - return -1; -} - -static gint -calculate_key_size (GckAttributes *attrs, gulong key_type) -{ - if (key_type == CKK_RSA) - return calculate_rsa_key_size (attrs); - else if (key_type == CKK_DSA) - return calculate_dsa_key_size (attrs); - else - return -1; -} - -/* ----------------------------------------------------------------------------- - * OBJECT - */ - -static void -gcr_key_renderer_init (GcrKeyRenderer *self) -{ - self->pv = (G_TYPE_INSTANCE_GET_PRIVATE (self, GCR_TYPE_KEY_RENDERER, GcrKeyRendererPrivate)); - self->pv->icon = g_themed_icon_new (GCR_ICON_KEY); -} - -static void -gcr_key_renderer_dispose (GObject *obj) -{ - G_OBJECT_CLASS (gcr_key_renderer_parent_class)->dispose (obj); -} - -static void -gcr_key_renderer_finalize (GObject *obj) -{ - GcrKeyRenderer *self = GCR_KEY_RENDERER (obj); - - if (self->pv->attributes) - gck_attributes_unref (self->pv->attributes); - self->pv->attributes = NULL; - - g_free (self->pv->label); - self->pv->label = NULL; - - if (self->pv->icon) - g_object_unref (self->pv->icon); - self->pv->icon = NULL; - - G_OBJECT_CLASS (gcr_key_renderer_parent_class)->finalize (obj); -} - -static void -gcr_key_renderer_set_property (GObject *obj, guint prop_id, const GValue *value, - GParamSpec *pspec) -{ - GcrKeyRenderer *self = GCR_KEY_RENDERER (obj); - - switch (prop_id) { - case PROP_LABEL: - g_free (self->pv->label); - self->pv->label = g_value_dup_string (value); - g_object_notify (obj, "label"); - gcr_renderer_emit_data_changed (GCR_RENDERER (self)); - break; - case PROP_ATTRIBUTES: - g_return_if_fail (!self->pv->attributes); - self->pv->attributes = g_value_dup_boxed (value); - gcr_renderer_emit_data_changed (GCR_RENDERER (self)); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec); - break; - } -} - -static void -gcr_key_renderer_get_property (GObject *obj, guint prop_id, GValue *value, - GParamSpec *pspec) -{ - GcrKeyRenderer *self = GCR_KEY_RENDERER (obj); - - switch (prop_id) { - case PROP_LABEL: - g_value_take_string (value, calculate_label (self)); - break; - case PROP_ATTRIBUTES: - g_value_set_boxed (value, self->pv->attributes); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec); - break; - } -} - -static void -gcr_key_renderer_class_init (GcrKeyRendererClass *klass) -{ - GObjectClass *gobject_class = G_OBJECT_CLASS (klass); - GckAttributes *registered; - - gcr_key_renderer_parent_class = g_type_class_peek_parent (klass); - g_type_class_add_private (klass, sizeof (GcrKeyRendererPrivate)); - - gobject_class->dispose = gcr_key_renderer_dispose; - gobject_class->finalize = gcr_key_renderer_finalize; - gobject_class->set_property = gcr_key_renderer_set_property; - gobject_class->get_property = gcr_key_renderer_get_property; - - g_object_class_override_property (gobject_class, PROP_LABEL, "label"); - g_object_class_override_property (gobject_class, PROP_ATTRIBUTES, "attributes"); - - /* Register this as a view which can be loaded */ - registered = gck_attributes_new (); - gck_attributes_add_ulong (registered, CKA_CLASS, CKO_PRIVATE_KEY); - gcr_renderer_register (GCR_TYPE_KEY_RENDERER, registered); - gck_attributes_unref (registered); -} - -static void -gcr_key_renderer_real_render (GcrRenderer *renderer, GcrViewer *viewer) -{ - GcrKeyRenderer *self; - GcrDisplayView *view; - const gchar *text = ""; - gpointer fingerprint; - gsize n_fingerprint; - gchar *display; - gulong klass; - gulong key_type; - gint size; - - self = GCR_KEY_RENDERER (renderer); - - if (GCR_IS_DISPLAY_VIEW (viewer)) { - view = GCR_DISPLAY_VIEW (viewer); - - } else { - g_warning ("GcrKeyRenderer only works with internal specific " - "GcrViewer returned by gcr_viewer_new()."); - return; - } - - _gcr_display_view_begin (view, renderer); - - if (!self->pv->attributes) { - _gcr_display_view_end (view, renderer); - return; - } - - if (!gck_attributes_find_ulong (self->pv->attributes, CKA_CLASS, &klass) || - !gck_attributes_find_ulong (self->pv->attributes, CKA_KEY_TYPE, &key_type)) { - g_warning ("private key does not have the CKA_CLASS and CKA_KEY_TYPE attributes"); - _gcr_display_view_end (view, renderer); - return; - } - - _gcr_display_view_set_icon (view, renderer, self->pv->icon); - - display = calculate_label (self); - _gcr_display_view_append_title (view, renderer, display); - g_free (display); - - if (klass == CKO_PRIVATE_KEY) { - if (key_type == CKK_RSA) - text = _("Private RSA Key"); - else if (key_type == CKK_DSA) - text = _("Private DSA Key"); - else - text = _("Private Key"); - } else if (klass == CKO_PUBLIC_KEY) { - if (key_type == CKK_RSA) - text = _("Public DSA Key"); - else if (key_type == CKK_DSA) - text = _("Public DSA Key"); - else - text = _("Public Key"); - } - - _gcr_display_view_append_content (view, renderer, text, NULL); - - size = calculate_key_size (self->pv->attributes, key_type); - if (size >= 0) { - display = g_strdup_printf (ngettext ("%d bit", "%d bits", size), size); - _gcr_display_view_append_content (view, renderer, _("Strength"), display); - g_free (display); - } - - _gcr_display_view_start_details (view, renderer); - - - if (key_type == CKK_RSA) - text = _("RSA"); - else if (key_type == CKK_DSA) - text = _("DSA"); - else - text = _("Unknown"); - _gcr_display_view_append_value (view, renderer, _("Algorithm"), text, FALSE); - - size = calculate_key_size (self->pv->attributes, key_type); - if (size < 0) - display = g_strdup (_("Unknown")); - else - display = g_strdup_printf ("%d", size); - _gcr_display_view_append_value (view, renderer, _("Size"), display, FALSE); - g_free (display); - - /* Fingerprints */ - _gcr_display_view_append_heading (view, renderer, _("Fingerprints")); - - fingerprint = gcr_fingerprint_from_attributes (self->pv->attributes, - G_CHECKSUM_SHA1, &n_fingerprint); - if (fingerprint) { - _gcr_display_view_append_hex (view, renderer, _("SHA1"), fingerprint, n_fingerprint); - g_free (fingerprint); - } - fingerprint = gcr_fingerprint_from_attributes (self->pv->attributes, - G_CHECKSUM_SHA256, &n_fingerprint); - if (fingerprint) { - _gcr_display_view_append_hex (view, renderer, _("SHA256"), fingerprint, n_fingerprint); - g_free (fingerprint); - } - - _gcr_display_view_end (view, renderer); -} - -static void -gcr_key_renderer_renderer_iface (GcrRendererIface *iface) -{ - iface->render_view = gcr_key_renderer_real_render; -} - -/* ----------------------------------------------------------------------------- - * PUBLIC - */ - -/** - * gcr_key_renderer_new: - * @label: (allow-none): label describing the key - * @attrs: (allow-none): key to display, or %NULL - * - * Create a new key renderer which renders a given key in the attributes. - * - * Returns: (transfer full): a newly allocated #GcrKeyRenderer, which should be - * freed with g_object_unref() - */ -GcrKeyRenderer* -gcr_key_renderer_new (const gchar *label, GckAttributes *attrs) -{ - return g_object_new (GCR_TYPE_KEY_RENDERER, "label", label, "attributes", attrs, NULL); -} - -/** - * gcr_key_renderer_set_attributes: - * @self: The key renderer - * @attrs: (allow-none): the attributes to display - * - * Get the attributes displayed in the renderer. The attributes should represent - * either an RSA or DSA key in PKCS\#11 style. - */ -void -gcr_key_renderer_set_attributes (GcrKeyRenderer *self, GckAttributes *attrs) -{ - g_return_if_fail (GCR_IS_KEY_RENDERER (self)); - - if (self->pv->attributes) - gck_attributes_unref (self->pv->attributes); - self->pv->attributes = attrs; - if (self->pv->attributes) - gck_attributes_ref (self->pv->attributes); - - g_object_notify (G_OBJECT (self), "attributes"); - gcr_renderer_emit_data_changed (GCR_RENDERER (self)); -} - -/** - * gcr_key_renderer_get_attributes: - * @self: The key renderer - * - * Get the attributes displayed in the renderer. - * - * Returns: (transfer none) (allow-none): the attributes, owned by the renderer - */ -GckAttributes* -gcr_key_renderer_get_attributes (GcrKeyRenderer *self) -{ - g_return_val_if_fail (GCR_IS_KEY_RENDERER (self), NULL); - return self->pv->attributes; -} |