+++ /dev/null
-/*
- * Copyright (C) 2010 B.A.T.M.A.N. contributors:
- *
- * Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * 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 General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA
- *
- */
-
-#include "main.h"
-#include "bat_sysfs.h"
-#include "translation-table.h"
-#include "originator.h"
-#include "hard-interface.h"
-#include "vis.h"
-
-#define to_dev(obj) container_of(obj, struct device, kobj)
-
-#define BAT_ATTR(_name, _mode, _show, _store) \
-struct bat_attribute bat_attr_##_name = { \
- .attr = {.name = __stringify(_name), \
- .mode = _mode }, \
- .show = _show, \
- .store = _store, \
-};
-
-static ssize_t show_aggr_ogms(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
- int aggr_status = atomic_read(&bat_priv->aggregation_enabled);
-
- return sprintf(buff, "%s\n",
- aggr_status == 0 ? "disabled" : "enabled");
-}
-
-static ssize_t store_aggr_ogms(struct kobject *kobj, struct attribute *attr,
- char *buff, size_t count)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct bat_priv *bat_priv = netdev_priv(net_dev);
- int aggr_tmp = -1;
-
- if (((count == 2) && (buff[0] == '1')) ||
- (strncmp(buff, "enable", 6) == 0))
- aggr_tmp = 1;
-
- if (((count == 2) && (buff[0] == '0')) ||
- (strncmp(buff, "disable", 7) == 0))
- aggr_tmp = 0;
-
- if (aggr_tmp < 0) {
- if (buff[count - 1] == '\n')
- buff[count - 1] = '\0';
-
- bat_info(net_dev,
- "Invalid parameter for 'aggregate OGM' setting"
- "received: %s\n", buff);
- return -EINVAL;
- }
-
- if (atomic_read(&bat_priv->aggregation_enabled) == aggr_tmp)
- return count;
-
- bat_info(net_dev, "Changing aggregation from: %s to: %s\n",
- atomic_read(&bat_priv->aggregation_enabled) == 1 ?
- "enabled" : "disabled", aggr_tmp == 1 ? "enabled" :
- "disabled");
-
- atomic_set(&bat_priv->aggregation_enabled, (unsigned)aggr_tmp);
- return count;
-}
-
-static ssize_t show_bond(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
- int bond_status = atomic_read(&bat_priv->bonding_enabled);
-
- return sprintf(buff, "%s\n",
- bond_status == 0 ? "disabled" : "enabled");
-}
-
-static ssize_t store_bond(struct kobject *kobj, struct attribute *attr,
- char *buff, size_t count)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct bat_priv *bat_priv = netdev_priv(net_dev);
- int bonding_enabled_tmp = -1;
-
- if (((count == 2) && (buff[0] == '1')) ||
- (strncmp(buff, "enable", 6) == 0))
- bonding_enabled_tmp = 1;
-
- if (((count == 2) && (buff[0] == '0')) ||
- (strncmp(buff, "disable", 7) == 0))
- bonding_enabled_tmp = 0;
-
- if (bonding_enabled_tmp < 0) {
- if (buff[count - 1] == '\n')
- buff[count - 1] = '\0';
-
- bat_err(net_dev,
- "Invalid parameter for 'bonding' setting received: "
- "%s\n", buff);
- return -EINVAL;
- }
-
- if (atomic_read(&bat_priv->bonding_enabled) == bonding_enabled_tmp)
- return count;
-
- bat_info(net_dev, "Changing bonding from: %s to: %s\n",
- atomic_read(&bat_priv->bonding_enabled) == 1 ?
- "enabled" : "disabled",
- bonding_enabled_tmp == 1 ? "enabled" : "disabled");
-
- atomic_set(&bat_priv->bonding_enabled, (unsigned)bonding_enabled_tmp);
- return count;
-}
-
-static ssize_t show_frag(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
- int frag_status = atomic_read(&bat_priv->frag_enabled);
-
- return sprintf(buff, "%s\n",
- frag_status == 0 ? "disabled" : "enabled");
-}
-
-static ssize_t store_frag(struct kobject *kobj, struct attribute *attr,
- char *buff, size_t count)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct bat_priv *bat_priv = netdev_priv(net_dev);
- int frag_enabled_tmp = -1;
-
- if (((count == 2) && (buff[0] == '1')) ||
- (strncmp(buff, "enable", 6) == 0))
- frag_enabled_tmp = 1;
-
- if (((count == 2) && (buff[0] == '0')) ||
- (strncmp(buff, "disable", 7) == 0))
- frag_enabled_tmp = 0;
-
- if (frag_enabled_tmp < 0) {
- if (buff[count - 1] == '\n')
- buff[count - 1] = '\0';
-
- bat_err(net_dev,
- "Invalid parameter for 'fragmentation' setting on mesh"
- "received: %s\n", buff);
- return -EINVAL;
- }
-
- if (atomic_read(&bat_priv->frag_enabled) == frag_enabled_tmp)
- return count;
-
- bat_info(net_dev, "Changing fragmentation from: %s to: %s\n",
- atomic_read(&bat_priv->frag_enabled) == 1 ?
- "enabled" : "disabled",
- frag_enabled_tmp == 1 ? "enabled" : "disabled");
-
- atomic_set(&bat_priv->frag_enabled, (unsigned)frag_enabled_tmp);
- update_min_mtu(net_dev);
- return count;
-}
-
-static ssize_t show_vis_mode(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
- int vis_mode = atomic_read(&bat_priv->vis_mode);
-
- return sprintf(buff, "%s\n",
- vis_mode == VIS_TYPE_CLIENT_UPDATE ?
- "client" : "server");
-}
-
-static ssize_t store_vis_mode(struct kobject *kobj, struct attribute *attr,
- char *buff, size_t count)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct bat_priv *bat_priv = netdev_priv(net_dev);
- unsigned long val;
- int ret, vis_mode_tmp = -1;
-
- ret = strict_strtoul(buff, 10, &val);
-
- if (((count == 2) && (!ret) && (val == VIS_TYPE_CLIENT_UPDATE)) ||
- (strncmp(buff, "client", 6) == 0) ||
- (strncmp(buff, "off", 3) == 0))
- vis_mode_tmp = VIS_TYPE_CLIENT_UPDATE;
-
- if (((count == 2) && (!ret) && (val == VIS_TYPE_SERVER_SYNC)) ||
- (strncmp(buff, "server", 6) == 0))
- vis_mode_tmp = VIS_TYPE_SERVER_SYNC;
-
- if (vis_mode_tmp < 0) {
- if (buff[count - 1] == '\n')
- buff[count - 1] = '\0';
-
- bat_info(net_dev,
- "Invalid parameter for 'vis mode' setting received: "
- "%s\n", buff);
- return -EINVAL;
- }
-
- if (atomic_read(&bat_priv->vis_mode) == vis_mode_tmp)
- return count;
-
- bat_info(net_dev, "Changing vis mode from: %s to: %s\n",
- atomic_read(&bat_priv->vis_mode) == VIS_TYPE_CLIENT_UPDATE ?
- "client" : "server", vis_mode_tmp == VIS_TYPE_CLIENT_UPDATE ?
- "client" : "server");
-
- atomic_set(&bat_priv->vis_mode, (unsigned)vis_mode_tmp);
- return count;
-}
-
-static ssize_t show_orig_interval(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
-
- return sprintf(buff, "%i\n",
- atomic_read(&bat_priv->orig_interval));
-}
-
-static ssize_t store_orig_interval(struct kobject *kobj, struct attribute *attr,
- char *buff, size_t count)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct bat_priv *bat_priv = netdev_priv(net_dev);
- unsigned long orig_interval_tmp;
- int ret;
-
- ret = strict_strtoul(buff, 10, &orig_interval_tmp);
- if (ret) {
- bat_info(net_dev, "Invalid parameter for 'orig_interval' "
- "setting received: %s\n", buff);
- return -EINVAL;
- }
-
- if (orig_interval_tmp < JITTER * 2) {
- bat_info(net_dev, "New originator interval too small: %li "
- "(min: %i)\n", orig_interval_tmp, JITTER * 2);
- return -EINVAL;
- }
-
- if (atomic_read(&bat_priv->orig_interval) == orig_interval_tmp)
- return count;
-
- bat_info(net_dev, "Changing originator interval from: %i to: %li\n",
- atomic_read(&bat_priv->orig_interval),
- orig_interval_tmp);
-
- atomic_set(&bat_priv->orig_interval, orig_interval_tmp);
- return count;
-}
-
-#ifdef CONFIG_BATMAN_ADV_DEBUG
-static ssize_t show_log_level(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct bat_priv *bat_priv = netdev_priv(to_net_dev(dev));
- int log_level = atomic_read(&bat_priv->log_level);
-
- return sprintf(buff, "%d\n", log_level);
-}
-
-static ssize_t store_log_level(struct kobject *kobj, struct attribute *attr,
- char *buff, size_t count)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct bat_priv *bat_priv = netdev_priv(net_dev);
- unsigned long log_level_tmp;
- int ret;
-
- ret = strict_strtoul(buff, 10, &log_level_tmp);
- if (ret) {
- bat_info(net_dev, "Invalid parameter for 'log_level' "
- "setting received: %s\n", buff);
- return -EINVAL;
- }
-
- if (log_level_tmp > 3) {
- bat_info(net_dev, "New log level too big: %li "
- "(max: %i)\n", log_level_tmp, 3);
- return -EINVAL;
- }
-
- if (atomic_read(&bat_priv->log_level) == log_level_tmp)
- return count;
-
- bat_info(net_dev, "Changing log level from: %i to: %li\n",
- atomic_read(&bat_priv->log_level),
- log_level_tmp);
-
- atomic_set(&bat_priv->log_level, (unsigned)log_level_tmp);
- return count;
-}
-#endif
-
-static BAT_ATTR(aggregated_ogms, S_IRUGO | S_IWUSR,
- show_aggr_ogms, store_aggr_ogms);
-static BAT_ATTR(bonding, S_IRUGO | S_IWUSR, show_bond, store_bond);
-static BAT_ATTR(fragmentation, S_IRUGO | S_IWUSR, show_frag, store_frag);
-static BAT_ATTR(vis_mode, S_IRUGO | S_IWUSR, show_vis_mode, store_vis_mode);
-static BAT_ATTR(orig_interval, S_IRUGO | S_IWUSR,
- show_orig_interval, store_orig_interval);
-#ifdef CONFIG_BATMAN_ADV_DEBUG
-static BAT_ATTR(log_level, S_IRUGO | S_IWUSR, show_log_level, store_log_level);
-#endif
-
-static struct bat_attribute *mesh_attrs[] = {
- &bat_attr_aggregated_ogms,
- &bat_attr_bonding,
- &bat_attr_fragmentation,
- &bat_attr_vis_mode,
- &bat_attr_orig_interval,
-#ifdef CONFIG_BATMAN_ADV_DEBUG
- &bat_attr_log_level,
-#endif
- NULL,
-};
-
-int sysfs_add_meshif(struct net_device *dev)
-{
- struct kobject *batif_kobject = &dev->dev.kobj;
- struct bat_priv *bat_priv = netdev_priv(dev);
- struct bat_attribute **bat_attr;
- int err;
-
- bat_priv->mesh_obj = kobject_create_and_add(SYSFS_IF_MESH_SUBDIR,
- batif_kobject);
- if (!bat_priv->mesh_obj) {
- bat_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name,
- SYSFS_IF_MESH_SUBDIR);
- goto out;
- }
-
- for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr) {
- err = sysfs_create_file(bat_priv->mesh_obj,
- &((*bat_attr)->attr));
- if (err) {
- bat_err(dev, "Can't add sysfs file: %s/%s/%s\n",
- dev->name, SYSFS_IF_MESH_SUBDIR,
- ((*bat_attr)->attr).name);
- goto rem_attr;
- }
- }
-
- return 0;
-
-rem_attr:
- for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr)
- sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr));
-
- kobject_put(bat_priv->mesh_obj);
- bat_priv->mesh_obj = NULL;
-out:
- return -ENOMEM;
-}
-
-void sysfs_del_meshif(struct net_device *dev)
-{
- struct bat_priv *bat_priv = netdev_priv(dev);
- struct bat_attribute **bat_attr;
-
- for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr)
- sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr));
-
- kobject_put(bat_priv->mesh_obj);
- bat_priv->mesh_obj = NULL;
-}
-
-static ssize_t show_mesh_iface(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct batman_if *batman_if = get_batman_if_by_netdev(net_dev);
- ssize_t length;
-
- if (!batman_if)
- return 0;
-
- length = sprintf(buff, "%s\n", batman_if->if_status == IF_NOT_IN_USE ?
- "none" : batman_if->soft_iface->name);
-
- hardif_put(batman_if);
-
- return length;
-}
-
-static ssize_t store_mesh_iface(struct kobject *kobj, struct attribute *attr,
- char *buff, size_t count)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct batman_if *batman_if = get_batman_if_by_netdev(net_dev);
- int status_tmp = -1;
- int ret;
-
- if (!batman_if)
- return count;
-
- if (buff[count - 1] == '\n')
- buff[count - 1] = '\0';
-
- if (strlen(buff) >= IFNAMSIZ) {
- pr_err("Invalid parameter for 'mesh_iface' setting received: "
- "interface name too long '%s'\n", buff);
- hardif_put(batman_if);
- return -EINVAL;
- }
-
- if (strncmp(buff, "none", 4) == 0)
- status_tmp = IF_NOT_IN_USE;
- else
- status_tmp = IF_I_WANT_YOU;
-
- if ((batman_if->if_status == status_tmp) || ((batman_if->soft_iface) &&
- (strncmp(batman_if->soft_iface->name, buff, IFNAMSIZ) == 0))) {
- hardif_put(batman_if);
- return count;
- }
-
- if (status_tmp == IF_NOT_IN_USE) {
- rtnl_lock();
- hardif_disable_interface(batman_if);
- rtnl_unlock();
- hardif_put(batman_if);
- return count;
- }
-
- /* if the interface already is in use */
- if (batman_if->if_status != IF_NOT_IN_USE) {
- rtnl_lock();
- hardif_disable_interface(batman_if);
- rtnl_unlock();
- }
-
- ret = hardif_enable_interface(batman_if, buff);
- hardif_put(batman_if);
-
- return ret;
-}
-
-static ssize_t show_iface_status(struct kobject *kobj, struct attribute *attr,
- char *buff)
-{
- struct device *dev = to_dev(kobj->parent);
- struct net_device *net_dev = to_net_dev(dev);
- struct batman_if *batman_if = get_batman_if_by_netdev(net_dev);
- ssize_t length;
-
- if (!batman_if)
- return 0;
-
- switch (batman_if->if_status) {
- case IF_TO_BE_REMOVED:
- length = sprintf(buff, "disabling\n");
- break;
- case IF_INACTIVE:
- length = sprintf(buff, "inactive\n");
- break;
- case IF_ACTIVE:
- length = sprintf(buff, "active\n");
- break;
- case IF_TO_BE_ACTIVATED:
- length = sprintf(buff, "enabling\n");
- break;
- case IF_NOT_IN_USE:
- default:
- length = sprintf(buff, "not in use\n");
- break;
- }
-
- hardif_put(batman_if);
-
- return length;
-}
-
-static BAT_ATTR(mesh_iface, S_IRUGO | S_IWUSR,
- show_mesh_iface, store_mesh_iface);
-static BAT_ATTR(iface_status, S_IRUGO, show_iface_status, NULL);
-
-static struct bat_attribute *batman_attrs[] = {
- &bat_attr_mesh_iface,
- &bat_attr_iface_status,
- NULL,
-};
-
-int sysfs_add_hardif(struct kobject **hardif_obj, struct net_device *dev)
-{
- struct kobject *hardif_kobject = &dev->dev.kobj;
- struct bat_attribute **bat_attr;
- int err;
-
- *hardif_obj = kobject_create_and_add(SYSFS_IF_BAT_SUBDIR,
- hardif_kobject);
-
- if (!*hardif_obj) {
- bat_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name,
- SYSFS_IF_BAT_SUBDIR);
- goto out;
- }
-
- for (bat_attr = batman_attrs; *bat_attr; ++bat_attr) {
- err = sysfs_create_file(*hardif_obj, &((*bat_attr)->attr));
- if (err) {
- bat_err(dev, "Can't add sysfs file: %s/%s/%s\n",
- dev->name, SYSFS_IF_BAT_SUBDIR,
- ((*bat_attr)->attr).name);
- goto rem_attr;
- }
- }
-
- return 0;
-
-rem_attr:
- for (bat_attr = batman_attrs; *bat_attr; ++bat_attr)
- sysfs_remove_file(*hardif_obj, &((*bat_attr)->attr));
-out:
- return -ENOMEM;
-}
-
-void sysfs_del_hardif(struct kobject **hardif_obj)
-{
- kobject_put(*hardif_obj);
- *hardif_obj = NULL;
-}
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