/* 
 * mate-keyring
 * 
 * Copyright (C) 2008 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-certificate.h"
#include "gcr-internal.h"
#include "gcr-simple-certificate.h"

#include "egg/egg-hex.h"

#include <string.h>

struct _GcrSimpleCertificatePrivate {
	guchar *owned_data;
	gsize n_owned_data;
};

static void gcr_certificate_iface (GcrCertificateIface *iface); 
G_DEFINE_TYPE_WITH_CODE (GcrSimpleCertificate, gcr_simple_certificate, G_TYPE_OBJECT, 
                         G_IMPLEMENT_INTERFACE (GCR_TYPE_CERTIFICATE, gcr_certificate_iface));

/* -----------------------------------------------------------------------------
 * OBJECT 
 */

static void
gcr_simple_certificate_init (GcrSimpleCertificate *self)
{
	self->pv = G_TYPE_INSTANCE_GET_PRIVATE (self, GCR_TYPE_SIMPLE_CERTIFICATE, GcrSimpleCertificatePrivate);
}

static void
gcr_simple_certificate_finalize (GObject *obj)
{
	GcrSimpleCertificate *self = GCR_SIMPLE_CERTIFICATE (obj);
	
	g_free (self->pv->owned_data);
	self->pv->owned_data = NULL;
	self->pv->n_owned_data = 0;

	G_OBJECT_CLASS (gcr_simple_certificate_parent_class)->finalize (obj);
}

static void
gcr_simple_certificate_set_property (GObject *obj, guint prop_id, const GValue *value, 
                                     GParamSpec *pspec)
{
	switch (prop_id) {
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
		break;
	}
}

static void
gcr_simple_certificate_get_property (GObject *obj, guint prop_id, GValue *value, 
                                     GParamSpec *pspec)
{
	switch (prop_id) {
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, prop_id, pspec);
		break;
	}
}

static void
gcr_simple_certificate_class_init (GcrSimpleCertificateClass *klass)
{
	GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
    
	gobject_class->finalize = gcr_simple_certificate_finalize;
	gobject_class->set_property = gcr_simple_certificate_set_property;
	gobject_class->get_property = gcr_simple_certificate_get_property;
	
	g_type_class_add_private (gobject_class, sizeof (GcrSimpleCertificatePrivate));

	_gcr_initialize ();
}

static const guchar* 
gcr_simple_certificate_real_get_der_data (GcrCertificate *base, gsize *n_data)
{
	GcrSimpleCertificate *self = GCR_SIMPLE_CERTIFICATE (base);
	
	g_return_val_if_fail (GCR_IS_CERTIFICATE (self), NULL);
	g_return_val_if_fail (n_data, NULL);
	g_return_val_if_fail (self->pv->owned_data, NULL);
	
	/* This is called when we're not a base class */
	*n_data = self->pv->n_owned_data;
	return self->pv->owned_data;
}

static void 
gcr_certificate_iface (GcrCertificateIface *iface) 
{
	iface->get_der_data = (gpointer)gcr_simple_certificate_real_get_der_data;
}

/* -----------------------------------------------------------------------------
 * PUBLIC 
 */

GcrCertificate*
gcr_simple_certificate_new (const guchar *data, gsize n_data)
{
	GcrSimpleCertificate *cert;
	
	g_return_val_if_fail (data, NULL);
	g_return_val_if_fail (n_data, NULL);
	
	cert = g_object_new (GCR_TYPE_SIMPLE_CERTIFICATE, NULL);
	
	cert->pv->owned_data = g_memdup (data, n_data);
	cert->pv->n_owned_data = n_data;
	return GCR_CERTIFICATE (cert);
}
