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-rw-r--r--libnm-glib/nm-device-infiniband.c310
1 files changed, 310 insertions, 0 deletions
diff --git a/libnm-glib/nm-device-infiniband.c b/libnm-glib/nm-device-infiniband.c
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+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+/*
+ * 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 of the License, or (at your option) any later version.
+ *
+ * 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.
+ *
+ * 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 Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ * Copyright 2011 - 2012 Red Hat, Inc.
+ */
+
+#include "nm-default.h"
+
+#include <string.h>
+#include <linux/if_infiniband.h>
+#include <netinet/ether.h>
+
+#include "nm-setting-connection.h"
+#include "nm-setting-infiniband.h"
+#include "nm-utils.h"
+
+#include "nm-device-infiniband.h"
+#include "nm-device-private.h"
+#include "nm-object-private.h"
+
+G_DEFINE_TYPE (NMDeviceInfiniband, nm_device_infiniband, NM_TYPE_DEVICE)
+
+#define NM_DEVICE_INFINIBAND_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NM_TYPE_DEVICE_INFINIBAND, NMDeviceInfinibandPrivate))
+
+typedef struct {
+ DBusGProxy *proxy;
+
+ char *hw_address;
+ gboolean carrier;
+} NMDeviceInfinibandPrivate;
+
+enum {
+ PROP_0,
+ PROP_HW_ADDRESS,
+ PROP_CARRIER,
+
+ LAST_PROP
+};
+
+/**
+ * nm_device_infiniband_error_quark:
+ *
+ * Registers an error quark for #NMDeviceInfiniband if necessary.
+ *
+ * Returns: the error quark used for #NMDeviceInfiniband errors.
+ **/
+GQuark
+nm_device_infiniband_error_quark (void)
+{
+ static GQuark quark = 0;
+
+ if (G_UNLIKELY (quark == 0))
+ quark = g_quark_from_static_string ("nm-device-infiniband-error-quark");
+ return quark;
+}
+
+/**
+ * nm_device_infiniband_new:
+ * @connection: the #DBusGConnection
+ * @path: the DBus object path of the device
+ *
+ * Creates a new #NMDeviceInfiniband.
+ *
+ * Returns: (transfer full): a new device
+ **/
+GObject *
+nm_device_infiniband_new (DBusGConnection *connection, const char *path)
+{
+ GObject *device;
+
+ g_return_val_if_fail (connection != NULL, NULL);
+ g_return_val_if_fail (path != NULL, NULL);
+
+ device = g_object_new (NM_TYPE_DEVICE_INFINIBAND,
+ NM_OBJECT_DBUS_CONNECTION, connection,
+ NM_OBJECT_DBUS_PATH, path,
+ NULL);
+ _nm_object_ensure_inited (NM_OBJECT (device));
+ return device;
+}
+
+/**
+ * nm_device_infiniband_get_hw_address:
+ * @device: a #NMDeviceInfiniband
+ *
+ * Gets the hardware (MAC) address of the #NMDeviceInfiniband
+ *
+ * Returns: the hardware address. This is the internal string used by the
+ * device, and must not be modified.
+ **/
+const char *
+nm_device_infiniband_get_hw_address (NMDeviceInfiniband *device)
+{
+ g_return_val_if_fail (NM_IS_DEVICE_INFINIBAND (device), NULL);
+
+ _nm_object_ensure_inited (NM_OBJECT (device));
+ return NM_DEVICE_INFINIBAND_GET_PRIVATE (device)->hw_address;
+}
+
+/**
+ * nm_device_infiniband_get_carrier:
+ * @device: a #NMDeviceInfiniband
+ *
+ * Whether the device has carrier.
+ *
+ * Returns: %TRUE if the device has carrier
+ **/
+gboolean
+nm_device_infiniband_get_carrier (NMDeviceInfiniband *device)
+{
+ g_return_val_if_fail (NM_IS_DEVICE_INFINIBAND (device), FALSE);
+
+ _nm_object_ensure_inited (NM_OBJECT (device));
+ return NM_DEVICE_INFINIBAND_GET_PRIVATE (device)->carrier;
+}
+
+static gboolean
+connection_compatible (NMDevice *device, NMConnection *connection, GError **error)
+{
+ NMSettingConnection *s_con;
+ NMSettingInfiniband *s_infiniband;
+ const char *ctype, *hwaddr_str;
+ const GByteArray *mac;
+ guint8 *hwaddr, hwaddr_buf[INFINIBAND_ALEN];
+
+ s_con = nm_connection_get_setting_connection (connection);
+ g_assert (s_con);
+
+ ctype = nm_setting_connection_get_connection_type (s_con);
+ if (strcmp (ctype, NM_SETTING_INFINIBAND_SETTING_NAME) != 0) {
+ g_set_error (error, NM_DEVICE_INFINIBAND_ERROR, NM_DEVICE_INFINIBAND_ERROR_NOT_INFINIBAND_CONNECTION,
+ "The connection was not a InfiniBand connection.");
+ return FALSE;
+ }
+
+ s_infiniband = nm_connection_get_setting_infiniband (connection);
+ if (!s_infiniband) {
+ g_set_error (error, NM_DEVICE_INFINIBAND_ERROR, NM_DEVICE_INFINIBAND_ERROR_INVALID_INFINIBAND_CONNECTION,
+ "The connection was not a valid InfiniBand connection.");
+ return FALSE;
+ }
+
+ hwaddr_str = nm_device_infiniband_get_hw_address (NM_DEVICE_INFINIBAND (device));
+ if (hwaddr_str) {
+ hwaddr = nm_utils_hwaddr_aton (hwaddr_str, ARPHRD_INFINIBAND, hwaddr_buf);
+ if (!hwaddr) {
+ g_set_error (error, NM_DEVICE_INFINIBAND_ERROR, NM_DEVICE_INFINIBAND_ERROR_INVALID_DEVICE_MAC,
+ "Invalid device MAC address.");
+ return FALSE;
+ }
+ mac = nm_setting_infiniband_get_mac_address (s_infiniband);
+
+ /* We only match against the last 8 bytes */
+ if (mac && hwaddr && memcmp (mac->data + INFINIBAND_ALEN - 8, hwaddr + INFINIBAND_ALEN - 8, 8)) {
+ g_set_error (error, NM_DEVICE_INFINIBAND_ERROR, NM_DEVICE_INFINIBAND_ERROR_MAC_MISMATCH,
+ "The MACs of the device and the connection didn't match.");
+ return FALSE;
+ }
+ }
+
+ return NM_DEVICE_CLASS (nm_device_infiniband_parent_class)->connection_compatible (device, connection, error);
+}
+
+static GType
+get_setting_type (NMDevice *device)
+{
+ return NM_TYPE_SETTING_INFINIBAND;
+}
+
+static const char *
+get_hw_address (NMDevice *device)
+{
+ return nm_device_infiniband_get_hw_address (NM_DEVICE_INFINIBAND (device));
+}
+
+/*****************************************************************************/
+
+static void
+nm_device_infiniband_init (NMDeviceInfiniband *device)
+{
+ _nm_device_set_device_type (NM_DEVICE (device), NM_DEVICE_TYPE_INFINIBAND);
+}
+
+static void
+register_properties (NMDeviceInfiniband *device)
+{
+ NMDeviceInfinibandPrivate *priv = NM_DEVICE_INFINIBAND_GET_PRIVATE (device);
+ const NMPropertiesInfo property_info[] = {
+ { NM_DEVICE_INFINIBAND_HW_ADDRESS, &priv->hw_address },
+ { NM_DEVICE_INFINIBAND_CARRIER, &priv->carrier },
+ { NULL },
+ };
+
+ _nm_object_register_properties (NM_OBJECT (device),
+ priv->proxy,
+ property_info);
+}
+
+static void
+constructed (GObject *object)
+{
+ NMDeviceInfinibandPrivate *priv = NM_DEVICE_INFINIBAND_GET_PRIVATE (object);
+
+ G_OBJECT_CLASS (nm_device_infiniband_parent_class)->constructed (object);
+
+ priv->proxy = _nm_object_new_proxy (NM_OBJECT (object), NULL, NM_DBUS_INTERFACE_DEVICE_INFINIBAND);
+ register_properties (NM_DEVICE_INFINIBAND (object));
+}
+
+static void
+dispose (GObject *object)
+{
+ NMDeviceInfinibandPrivate *priv = NM_DEVICE_INFINIBAND_GET_PRIVATE (object);
+
+ g_clear_object (&priv->proxy);
+
+ G_OBJECT_CLASS (nm_device_infiniband_parent_class)->dispose (object);
+}
+
+static void
+finalize (GObject *object)
+{
+ NMDeviceInfinibandPrivate *priv = NM_DEVICE_INFINIBAND_GET_PRIVATE (object);
+
+ g_free (priv->hw_address);
+
+ G_OBJECT_CLASS (nm_device_infiniband_parent_class)->finalize (object);
+}
+
+static void
+get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ NMDeviceInfiniband *device = NM_DEVICE_INFINIBAND (object);
+
+ _nm_object_ensure_inited (NM_OBJECT (object));
+
+ switch (prop_id) {
+ case PROP_HW_ADDRESS:
+ g_value_set_string (value, nm_device_infiniband_get_hw_address (device));
+ break;
+ case PROP_CARRIER:
+ g_value_set_boolean (value, nm_device_infiniband_get_carrier (device));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+nm_device_infiniband_class_init (NMDeviceInfinibandClass *ib_class)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (ib_class);
+ NMDeviceClass *device_class = NM_DEVICE_CLASS (ib_class);
+
+ g_type_class_add_private (ib_class, sizeof (NMDeviceInfinibandPrivate));
+
+ /* virtual methods */
+ object_class->constructed = constructed;
+ object_class->dispose = dispose;
+ object_class->finalize = finalize;
+ object_class->get_property = get_property;
+ device_class->connection_compatible = connection_compatible;
+ device_class->get_setting_type = get_setting_type;
+ device_class->get_hw_address = get_hw_address;
+
+ /* properties */
+
+ /**
+ * NMDeviceInfiniband:hw-address:
+ *
+ * The hardware (MAC) address of the device.
+ **/
+ g_object_class_install_property
+ (object_class, PROP_HW_ADDRESS,
+ g_param_spec_string (NM_DEVICE_INFINIBAND_HW_ADDRESS, "", "",
+ NULL,
+ G_PARAM_READABLE |
+ G_PARAM_STATIC_STRINGS));
+
+ /**
+ * NMDeviceInfiniband:carrier:
+ *
+ * Whether the device has carrier.
+ **/
+ g_object_class_install_property
+ (object_class, PROP_CARRIER,
+ g_param_spec_boolean (NM_DEVICE_INFINIBAND_CARRIER, "", "",
+ FALSE,
+ G_PARAM_READABLE |
+ G_PARAM_STATIC_STRINGS));
+
+}
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