Show extensions as in hex form.

No parsing of extensions yet.

svn path=/trunk/; revision=1577

diff --git a/gcr/gcr-certificate-details-widget.c b/gcr/gcr-certificate-details-widget.c
index fa30731..1c68b74 100644 (file)
--- a/gcr/gcr-certificate-details-widget.c
+++ b/gcr/gcr-certificate-details-widget.c
@@ -176,6 +176,70 @@ append_fingerprint (GcrCertificateDetailsWidget *self, const guchar *data,
        g_free (buffer);
 }
 
+static gboolean
+append_extension (GcrCertificateDetailsWidget *self, ASN1_TYPE asn,
+                  const guchar *data, gsize n_data, gint index)
+{
+       GQuark oid;
+       gchar *name, *display;
+       gsize n_val, n_value;
+       const guchar *value;
+       const gchar *text;
+       guchar *val;
+       int len, res;
+
+       /* Make sure it is present */
+       len = 0;
+       name = g_strdup_printf ("tbsCertificate.extensions.?%u", index);
+       res = asn1_read_value (asn, name, NULL, &len);
+       g_free (name);
+
+       if (res == ASN1_ELEMENT_NOT_FOUND)
+               return FALSE;
+
+       /* Dig out the OID */
+       name = g_strdup_printf ("tbsCertificate.extensions.?%u.extnID", index);
+       oid = egg_asn1_read_oid (asn, name);
+       g_free (name);
+       g_return_val_if_fail (oid, FALSE);
+
+
+       append_heading (self, _("Extension"));
+
+
+       /* Extension type */
+       text = egg_oid_get_description (oid);
+       append_field_and_value (self, _("Identifier"), text, FALSE);
+
+
+       /* Extension value */
+       name = g_strdup_printf ("tbsCertificate.extensions.?%u.extnValue", index);
+       value = egg_asn1_read_content (asn, data, n_data, name, &n_value);
+       g_free (name);
+
+       /* TODO: Parsing of extensions that we understand */
+       display = egg_hex_encode_full (value, n_value, TRUE, ' ', 1);
+       append_field_and_value (self, _("Value"), display, TRUE);
+       g_free (display);
+
+
+       /* Critical */
+       name = g_strdup_printf ("tbsCertificate.extensions.?%u.critical", index);
+       val = egg_asn1_read_value (asn, name, &n_val, NULL);
+       g_free (name);
+
+       if (!val || n_val < 1 || val[0] != 'T')
+               text = _("Yes");
+       else
+               text = _("No");
+       g_free (val);
+
+       append_field_and_value (self, _("Critical"), text, FALSE);
+
+
+       return TRUE;
+}
+
 static void
 on_parsed_dn_part (guint index, GQuark oid, const guchar *value,
                    gsize n_value, gpointer user_data)
@@ -224,6 +288,7 @@ refresh_display (GcrCertificateDetailsWidget *self)
        gsize n_data, n_value;
        const gchar *text;
        guint version, size;
+       guint index;
        gchar *display;
        ASN1_TYPE asn;
        GQuark oid;
@@ -325,14 +390,18 @@ refresh_display (GcrCertificateDetailsWidget *self)
        append_field_and_value (self, _("Public Key"), display, TRUE);
        g_free (display);
 
-       /* TODO: Implement extensions */
-
        /* Fingerprints */
        append_heading (self, _("Fingerprints"));
 
        append_fingerprint (self, data, n_data, "SHA1", G_CHECKSUM_SHA1);
        append_fingerprint (self, data, n_data, "MD5", G_CHECKSUM_MD5);
 
+       /* Extensions */
+       for (index = 1; TRUE; ++index) {
+               if (!append_extension (self, asn, data, n_data, index))
+                       break;
+       }
+
        asn1_delete_structure (&asn);
 }