/*
* Amanda, The Advanced Maryland Automatic Network Disk Archiver
- * Copyright (c) 2008 Zmanda Inc.
+ * Copyright (c) 2008, 2009, 2010 Zmanda, Inc. All Rights Reserved.
*
- * This library 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 free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
*
- * This library 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.
+ * 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 General Public License
+ * for more details.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * You should have received a copy of the GNU 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
+ *
+ * Contact information: Zmanda Inc., 465 S. Mathilda Ave., Suite 300
+ * Sunnyvale, CA 94085, USA, or: http://www.zmanda.com
*/
-#include "amxfer.h"
#include "amanda.h"
+#include "amxfer.h"
#include "simpleprng.h"
/*
typedef struct {
XferElementClass __parent__;
+
+ guint32 (*get_seed)(XferSourceRandom *elt);
} XferSourceRandomClass;
/*
* Implementation
*/
+static guint32
+get_seed_impl(
+ XferSourceRandom *self)
+{
+ return simpleprng_get_seed(&self->prng);
+}
+
static gpointer
pull_buffer_impl(
XferElement *elt,
{
XferElementClass *klass = XFER_ELEMENT_CLASS(selfc);
static xfer_element_mech_pair_t mech_pairs[] = {
- { XFER_MECH_NONE, XFER_MECH_PULL_BUFFER, 1, 0},
- { XFER_MECH_NONE, XFER_MECH_NONE, 0, 0},
+ { XFER_MECH_NONE, XFER_MECH_PULL_BUFFER, XFER_NROPS(1), XFER_NTHREADS(0) },
+ { XFER_MECH_NONE, XFER_MECH_NONE, XFER_NROPS(0), XFER_NTHREADS(0) },
};
+ selfc->get_seed = get_seed_impl;
klass->pull_buffer = pull_buffer_impl;
klass->perl_class = "Amanda::Xfer::Source::Random";
return type;
}
+guint32
+xfer_source_random_get_seed(
+ XferElement *elt)
+{
+ XferSourceRandomClass *klass;
+ g_assert(IS_XFER_SOURCE_RANDOM(elt));
+
+ klass = XFER_SOURCE_RANDOM_GET_CLASS(elt);
+ return klass->get_seed(XFER_SOURCE_RANDOM(elt));
+}
+
/* create an element of this class; prototype is in xfer-element.h */
XferElement *
xfer_source_random(