reduce the air overhead while improving the reliability of
multicast messages.
-config BATMAN_ADV_DEBUGFS
- bool "batman-adv debugfs entries"
- depends on BATMAN_ADV
- depends on DEBUG_FS
- help
- Enable this to export routing related debug tables via debugfs.
- The information for each soft-interface and used hard-interface can be
- found under batman_adv/
-
- If unsure, say N.
-
config BATMAN_ADV_DEBUG
bool "B.A.T.M.A.N. debugging"
depends on BATMAN_ADV
help
This is an option for use by developers; most people should
say N here. This enables compilation of support for
- outputting debugging information to the debugfs log or tracing
- buffer. The output is controlled via the batadv netdev specific
- log_level setting.
+ outputting debugging information to the tracing buffer. The output is
+ controlled via the batadv netdev specific log_level setting.
config BATMAN_ADV_TRACING
bool "B.A.T.M.A.N. tracing support"
batman-adv-$(CONFIG_BATMAN_ADV_BATMAN_V) += bat_v_ogm.o
batman-adv-y += bitarray.o
batman-adv-$(CONFIG_BATMAN_ADV_BLA) += bridge_loop_avoidance.o
-batman-adv-$(CONFIG_BATMAN_ADV_DEBUGFS) += debugfs.o
batman-adv-$(CONFIG_BATMAN_ADV_DAT) += distributed-arp-table.o
batman-adv-y += fragmentation.o
batman-adv-y += gateway_client.o
batman-adv-y += gateway_common.o
batman-adv-y += hard-interface.o
batman-adv-y += hash.o
-batman-adv-$(CONFIG_BATMAN_ADV_DEBUGFS) += icmp_socket.o
batman-adv-$(CONFIG_BATMAN_ADV_DEBUG) += log.o
batman-adv-y += main.o
batman-adv-$(CONFIG_BATMAN_ADV_MCAST) += multicast.o
#include <linux/moduleparam.h>
#include <linux/netlink.h>
#include <linux/printk.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/stddef.h>
#include <linux/string.h>
return 0;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-
-/**
- * batadv_algo_seq_print_text() - Print the supported algorithms in a seq file
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_algo_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct batadv_algo_ops *bat_algo_ops;
-
- seq_puts(seq, "Available routing algorithms:\n");
-
- hlist_for_each_entry(bat_algo_ops, &batadv_algo_list, list) {
- seq_printf(seq, " * %s\n", bat_algo_ops->name);
- }
-
- return 0;
-}
-#endif
-
static int batadv_param_set_ra(const char *val, const struct kernel_param *kp)
{
struct batadv_algo_ops *bat_algo_ops;
#include "main.h"
#include <linux/netlink.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/types.h>
struct batadv_algo_ops *batadv_algo_get(const char *name);
int batadv_algo_register(struct batadv_algo_ops *bat_algo_ops);
int batadv_algo_select(struct batadv_priv *bat_priv, const char *name);
-int batadv_algo_seq_print_text(struct seq_file *seq, void *offset);
int batadv_algo_dump(struct sk_buff *msg, struct netlink_callback *cb);
#endif /* _NET_BATMAN_ADV_BAT_ALGO_H_ */
#include <linux/random.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
return ret;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_iv_ogm_orig_print_neigh() - print neighbors for the originator table
- * @orig_node: the orig_node for which the neighbors are printed
- * @if_outgoing: outgoing interface for these entries
- * @seq: debugfs table seq_file struct
- *
- * Must be called while holding an rcu lock.
- */
-static void
-batadv_iv_ogm_orig_print_neigh(struct batadv_orig_node *orig_node,
- struct batadv_hard_iface *if_outgoing,
- struct seq_file *seq)
-{
- struct batadv_neigh_node *neigh_node;
- struct batadv_neigh_ifinfo *n_ifinfo;
-
- hlist_for_each_entry_rcu(neigh_node, &orig_node->neigh_list, list) {
- n_ifinfo = batadv_neigh_ifinfo_get(neigh_node, if_outgoing);
- if (!n_ifinfo)
- continue;
-
- seq_printf(seq, " %pM (%3i)",
- neigh_node->addr,
- n_ifinfo->bat_iv.tq_avg);
-
- batadv_neigh_ifinfo_put(n_ifinfo);
- }
-}
-
-/**
- * batadv_iv_ogm_orig_print() - print the originator table
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: debugfs table seq_file struct
- * @if_outgoing: the outgoing interface for which this should be printed
- */
-static void batadv_iv_ogm_orig_print(struct batadv_priv *bat_priv,
- struct seq_file *seq,
- struct batadv_hard_iface *if_outgoing)
-{
- struct batadv_neigh_node *neigh_node;
- struct batadv_hashtable *hash = bat_priv->orig_hash;
- int last_seen_msecs, last_seen_secs;
- struct batadv_orig_node *orig_node;
- struct batadv_neigh_ifinfo *n_ifinfo;
- unsigned long last_seen_jiffies;
- struct hlist_head *head;
- int batman_count = 0;
- u32 i;
-
- seq_puts(seq,
- " Originator last-seen (#/255) Nexthop [outgoingIF]: Potential nexthops ...\n");
-
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
- neigh_node = batadv_orig_router_get(orig_node,
- if_outgoing);
- if (!neigh_node)
- continue;
-
- n_ifinfo = batadv_neigh_ifinfo_get(neigh_node,
- if_outgoing);
- if (!n_ifinfo)
- goto next;
-
- if (n_ifinfo->bat_iv.tq_avg == 0)
- goto next;
-
- last_seen_jiffies = jiffies - orig_node->last_seen;
- last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);
- last_seen_secs = last_seen_msecs / 1000;
- last_seen_msecs = last_seen_msecs % 1000;
-
- seq_printf(seq, "%pM %4i.%03is (%3i) %pM [%10s]:",
- orig_node->orig, last_seen_secs,
- last_seen_msecs, n_ifinfo->bat_iv.tq_avg,
- neigh_node->addr,
- neigh_node->if_incoming->net_dev->name);
-
- batadv_iv_ogm_orig_print_neigh(orig_node, if_outgoing,
- seq);
- seq_putc(seq, '\n');
- batman_count++;
-
-next:
- batadv_neigh_node_put(neigh_node);
- if (n_ifinfo)
- batadv_neigh_ifinfo_put(n_ifinfo);
- }
- rcu_read_unlock();
- }
-
- if (batman_count == 0)
- seq_puts(seq, "No batman nodes in range ...\n");
-}
-#endif
-
/**
* batadv_iv_ogm_neigh_get_tq_avg() - Get the TQ average for a neighbour on a
* given outgoing interface.
cb->args[2] = sub;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_iv_hardif_neigh_print() - print a single hop neighbour node
- * @seq: neighbour table seq_file struct
- * @hardif_neigh: hardif neighbour information
- */
-static void
-batadv_iv_hardif_neigh_print(struct seq_file *seq,
- struct batadv_hardif_neigh_node *hardif_neigh)
-{
- int last_secs, last_msecs;
-
- last_secs = jiffies_to_msecs(jiffies - hardif_neigh->last_seen) / 1000;
- last_msecs = jiffies_to_msecs(jiffies - hardif_neigh->last_seen) % 1000;
-
- seq_printf(seq, " %10s %pM %4i.%03is\n",
- hardif_neigh->if_incoming->net_dev->name,
- hardif_neigh->addr, last_secs, last_msecs);
-}
-
-/**
- * batadv_iv_ogm_neigh_print() - print the single hop neighbour list
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: neighbour table seq_file struct
- */
-static void batadv_iv_neigh_print(struct batadv_priv *bat_priv,
- struct seq_file *seq)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_hardif_neigh_node *hardif_neigh;
- struct batadv_hard_iface *hard_iface;
- int batman_count = 0;
-
- seq_puts(seq, " IF Neighbor last-seen\n");
-
- rcu_read_lock();
- list_for_each_entry_rcu(hard_iface, &batadv_hardif_list, list) {
- if (hard_iface->soft_iface != net_dev)
- continue;
-
- hlist_for_each_entry_rcu(hardif_neigh,
- &hard_iface->neigh_list, list) {
- batadv_iv_hardif_neigh_print(seq, hardif_neigh);
- batman_count++;
- }
- }
- rcu_read_unlock();
-
- if (batman_count == 0)
- seq_puts(seq, "No batman nodes in range ...\n");
-}
-#endif
-
/**
* batadv_iv_ogm_neigh_diff() - calculate tq difference of two neighbors
* @neigh1: the first neighbor object of the comparison
return ret;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/* fails if orig_node has no router */
-static int batadv_iv_gw_write_buffer_text(struct batadv_priv *bat_priv,
- struct seq_file *seq,
- const struct batadv_gw_node *gw_node)
-{
- struct batadv_gw_node *curr_gw;
- struct batadv_neigh_node *router;
- struct batadv_neigh_ifinfo *router_ifinfo = NULL;
- int ret = -1;
-
- router = batadv_orig_router_get(gw_node->orig_node, BATADV_IF_DEFAULT);
- if (!router)
- goto out;
-
- router_ifinfo = batadv_neigh_ifinfo_get(router, BATADV_IF_DEFAULT);
- if (!router_ifinfo)
- goto out;
-
- curr_gw = batadv_gw_get_selected_gw_node(bat_priv);
-
- seq_printf(seq, "%s %pM (%3i) %pM [%10s]: %u.%u/%u.%u MBit\n",
- (curr_gw == gw_node ? "=>" : " "),
- gw_node->orig_node->orig,
- router_ifinfo->bat_iv.tq_avg, router->addr,
- router->if_incoming->net_dev->name,
- gw_node->bandwidth_down / 10,
- gw_node->bandwidth_down % 10,
- gw_node->bandwidth_up / 10,
- gw_node->bandwidth_up % 10);
- ret = seq_has_overflowed(seq) ? -1 : 0;
-
- if (curr_gw)
- batadv_gw_node_put(curr_gw);
-out:
- if (router_ifinfo)
- batadv_neigh_ifinfo_put(router_ifinfo);
- if (router)
- batadv_neigh_node_put(router);
- return ret;
-}
-
-static void batadv_iv_gw_print(struct batadv_priv *bat_priv,
- struct seq_file *seq)
-{
- struct batadv_gw_node *gw_node;
- int gw_count = 0;
-
- seq_puts(seq,
- " Gateway (#/255) Nexthop [outgoingIF]: advertised uplink bandwidth\n");
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.gateway_list, list) {
- /* fails if orig_node has no router */
- if (batadv_iv_gw_write_buffer_text(bat_priv, seq, gw_node) < 0)
- continue;
-
- gw_count++;
- }
- rcu_read_unlock();
-
- if (gw_count == 0)
- seq_puts(seq, "No gateways in range ...\n");
-}
-#endif
-
/**
* batadv_iv_gw_dump_entry() - Dump a gateway into a message
* @msg: Netlink message to dump into
.neigh = {
.cmp = batadv_iv_ogm_neigh_cmp,
.is_similar_or_better = batadv_iv_ogm_neigh_is_sob,
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- .print = batadv_iv_neigh_print,
-#endif
.dump = batadv_iv_ogm_neigh_dump,
},
.orig = {
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- .print = batadv_iv_ogm_orig_print,
-#endif
.dump = batadv_iv_ogm_orig_dump,
},
.gw = {
.init_sel_class = batadv_iv_init_sel_class,
.get_best_gw_node = batadv_iv_gw_get_best_gw_node,
.is_eligible = batadv_iv_gw_is_eligible,
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- .print = batadv_iv_gw_print,
-#endif
.dump = batadv_iv_gw_dump,
},
};
#include <linux/netlink.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
batadv_v_elp_throughput_metric_update);
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_v_orig_print_neigh() - print neighbors for the originator table
- * @orig_node: the orig_node for which the neighbors are printed
- * @if_outgoing: outgoing interface for these entries
- * @seq: debugfs table seq_file struct
- *
- * Must be called while holding an rcu lock.
- */
-static void
-batadv_v_orig_print_neigh(struct batadv_orig_node *orig_node,
- struct batadv_hard_iface *if_outgoing,
- struct seq_file *seq)
-{
- struct batadv_neigh_node *neigh_node;
- struct batadv_neigh_ifinfo *n_ifinfo;
-
- hlist_for_each_entry_rcu(neigh_node, &orig_node->neigh_list, list) {
- n_ifinfo = batadv_neigh_ifinfo_get(neigh_node, if_outgoing);
- if (!n_ifinfo)
- continue;
-
- seq_printf(seq, " %pM (%9u.%1u)",
- neigh_node->addr,
- n_ifinfo->bat_v.throughput / 10,
- n_ifinfo->bat_v.throughput % 10);
-
- batadv_neigh_ifinfo_put(n_ifinfo);
- }
-}
-
-/**
- * batadv_v_hardif_neigh_print() - print a single ELP neighbour node
- * @seq: neighbour table seq_file struct
- * @hardif_neigh: hardif neighbour information
- */
-static void
-batadv_v_hardif_neigh_print(struct seq_file *seq,
- struct batadv_hardif_neigh_node *hardif_neigh)
-{
- int last_secs, last_msecs;
- u32 throughput;
-
- last_secs = jiffies_to_msecs(jiffies - hardif_neigh->last_seen) / 1000;
- last_msecs = jiffies_to_msecs(jiffies - hardif_neigh->last_seen) % 1000;
- throughput = ewma_throughput_read(&hardif_neigh->bat_v.throughput);
-
- seq_printf(seq, "%pM %4i.%03is (%9u.%1u) [%10s]\n",
- hardif_neigh->addr, last_secs, last_msecs, throughput / 10,
- throughput % 10, hardif_neigh->if_incoming->net_dev->name);
-}
-
-/**
- * batadv_v_neigh_print() - print the single hop neighbour list
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: neighbour table seq_file struct
- */
-static void batadv_v_neigh_print(struct batadv_priv *bat_priv,
- struct seq_file *seq)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_hardif_neigh_node *hardif_neigh;
- struct batadv_hard_iface *hard_iface;
- int batman_count = 0;
-
- seq_puts(seq,
- " Neighbor last-seen ( throughput) [ IF]\n");
-
- rcu_read_lock();
- list_for_each_entry_rcu(hard_iface, &batadv_hardif_list, list) {
- if (hard_iface->soft_iface != net_dev)
- continue;
-
- hlist_for_each_entry_rcu(hardif_neigh,
- &hard_iface->neigh_list, list) {
- batadv_v_hardif_neigh_print(seq, hardif_neigh);
- batman_count++;
- }
- }
- rcu_read_unlock();
-
- if (batman_count == 0)
- seq_puts(seq, "No batman nodes in range ...\n");
-}
-#endif
-
/**
* batadv_v_neigh_dump_neigh() - Dump a neighbour into a message
* @msg: Netlink message to dump into
cb->args[1] = idx;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_v_orig_print() - print the originator table
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: debugfs table seq_file struct
- * @if_outgoing: the outgoing interface for which this should be printed
- */
-static void batadv_v_orig_print(struct batadv_priv *bat_priv,
- struct seq_file *seq,
- struct batadv_hard_iface *if_outgoing)
-{
- struct batadv_neigh_node *neigh_node;
- struct batadv_hashtable *hash = bat_priv->orig_hash;
- int last_seen_msecs, last_seen_secs;
- struct batadv_orig_node *orig_node;
- struct batadv_neigh_ifinfo *n_ifinfo;
- unsigned long last_seen_jiffies;
- struct hlist_head *head;
- int batman_count = 0;
- u32 i;
-
- seq_puts(seq,
- " Originator last-seen ( throughput) Nexthop [outgoingIF]: Potential nexthops ...\n");
-
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
- neigh_node = batadv_orig_router_get(orig_node,
- if_outgoing);
- if (!neigh_node)
- continue;
-
- n_ifinfo = batadv_neigh_ifinfo_get(neigh_node,
- if_outgoing);
- if (!n_ifinfo)
- goto next;
-
- last_seen_jiffies = jiffies - orig_node->last_seen;
- last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);
- last_seen_secs = last_seen_msecs / 1000;
- last_seen_msecs = last_seen_msecs % 1000;
-
- seq_printf(seq, "%pM %4i.%03is (%9u.%1u) %pM [%10s]:",
- orig_node->orig, last_seen_secs,
- last_seen_msecs,
- n_ifinfo->bat_v.throughput / 10,
- n_ifinfo->bat_v.throughput % 10,
- neigh_node->addr,
- neigh_node->if_incoming->net_dev->name);
-
- batadv_v_orig_print_neigh(orig_node, if_outgoing, seq);
- seq_putc(seq, '\n');
- batman_count++;
-
-next:
- batadv_neigh_node_put(neigh_node);
- if (n_ifinfo)
- batadv_neigh_ifinfo_put(n_ifinfo);
- }
- rcu_read_unlock();
- }
-
- if (batman_count == 0)
- seq_puts(seq, "No batman nodes in range ...\n");
-}
-#endif
-
/**
* batadv_v_orig_dump_subentry() - Dump an originator subentry into a message
* @msg: Netlink message to dump into
return ret;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/* fails if orig_node has no router */
-static int batadv_v_gw_write_buffer_text(struct batadv_priv *bat_priv,
- struct seq_file *seq,
- const struct batadv_gw_node *gw_node)
-{
- struct batadv_gw_node *curr_gw;
- struct batadv_neigh_node *router;
- struct batadv_neigh_ifinfo *router_ifinfo = NULL;
- int ret = -1;
-
- router = batadv_orig_router_get(gw_node->orig_node, BATADV_IF_DEFAULT);
- if (!router)
- goto out;
-
- router_ifinfo = batadv_neigh_ifinfo_get(router, BATADV_IF_DEFAULT);
- if (!router_ifinfo)
- goto out;
-
- curr_gw = batadv_gw_get_selected_gw_node(bat_priv);
-
- seq_printf(seq, "%s %pM (%9u.%1u) %pM [%10s]: %u.%u/%u.%u MBit\n",
- (curr_gw == gw_node ? "=>" : " "),
- gw_node->orig_node->orig,
- router_ifinfo->bat_v.throughput / 10,
- router_ifinfo->bat_v.throughput % 10, router->addr,
- router->if_incoming->net_dev->name,
- gw_node->bandwidth_down / 10,
- gw_node->bandwidth_down % 10,
- gw_node->bandwidth_up / 10,
- gw_node->bandwidth_up % 10);
- ret = seq_has_overflowed(seq) ? -1 : 0;
-
- if (curr_gw)
- batadv_gw_node_put(curr_gw);
-out:
- if (router_ifinfo)
- batadv_neigh_ifinfo_put(router_ifinfo);
- if (router)
- batadv_neigh_node_put(router);
- return ret;
-}
-
-/**
- * batadv_v_gw_print() - print the gateway list
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: gateway table seq_file struct
- */
-static void batadv_v_gw_print(struct batadv_priv *bat_priv,
- struct seq_file *seq)
-{
- struct batadv_gw_node *gw_node;
- int gw_count = 0;
-
- seq_puts(seq,
- " Gateway ( throughput) Nexthop [outgoingIF]: advertised uplink bandwidth\n");
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.gateway_list, list) {
- /* fails if orig_node has no router */
- if (batadv_v_gw_write_buffer_text(bat_priv, seq, gw_node) < 0)
- continue;
-
- gw_count++;
- }
- rcu_read_unlock();
-
- if (gw_count == 0)
- seq_puts(seq, "No gateways in range ...\n");
-}
-#endif
-
/**
* batadv_v_gw_dump_entry() - Dump a gateway into a message
* @msg: Netlink message to dump into
.hardif_init = batadv_v_hardif_neigh_init,
.cmp = batadv_v_neigh_cmp,
.is_similar_or_better = batadv_v_neigh_is_sob,
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- .print = batadv_v_neigh_print,
-#endif
.dump = batadv_v_neigh_dump,
},
.orig = {
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- .print = batadv_v_orig_print,
-#endif
.dump = batadv_v_orig_dump,
},
.gw = {
.store_sel_class = batadv_v_store_sel_class,
.get_best_gw_node = batadv_v_gw_get_best_gw_node,
.is_eligible = batadv_v_gw_is_eligible,
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- .print = batadv_v_gw_print,
-#endif
.dump = batadv_v_gw_dump,
},
};
#include <linux/preempt.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
return ret;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_bla_claim_table_seq_print_text() - print the claim table in a seq file
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hashtable *hash = bat_priv->bla.claim_hash;
- struct batadv_bla_backbone_gw *backbone_gw;
- struct batadv_bla_claim *claim;
- struct batadv_hard_iface *primary_if;
- struct hlist_head *head;
- u16 backbone_crc;
- u32 i;
- bool is_own;
- u8 *primary_addr;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- goto out;
-
- primary_addr = primary_if->net_dev->dev_addr;
- seq_printf(seq,
- "Claims announced for the mesh %s (orig %pM, group id %#.4x)\n",
- net_dev->name, primary_addr,
- ntohs(bat_priv->bla.claim_dest.group));
- seq_puts(seq,
- " Client VID Originator [o] (CRC )\n");
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(claim, head, hash_entry) {
- backbone_gw = batadv_bla_claim_get_backbone_gw(claim);
-
- is_own = batadv_compare_eth(backbone_gw->orig,
- primary_addr);
-
- spin_lock_bh(&backbone_gw->crc_lock);
- backbone_crc = backbone_gw->crc;
- spin_unlock_bh(&backbone_gw->crc_lock);
- seq_printf(seq, " * %pM on %5d by %pM [%c] (%#.4x)\n",
- claim->addr, batadv_print_vid(claim->vid),
- backbone_gw->orig,
- (is_own ? 'x' : ' '),
- backbone_crc);
-
- batadv_backbone_gw_put(backbone_gw);
- }
- rcu_read_unlock();
- }
-out:
- if (primary_if)
- batadv_hardif_put(primary_if);
- return 0;
-}
-#endif
-
/**
* batadv_bla_claim_dump_entry() - dump one entry of the claim table
* to a netlink socket
return ret;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_bla_backbone_table_seq_print_text() - print the backbone table in a
- * seq file
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;
- struct batadv_bla_backbone_gw *backbone_gw;
- struct batadv_hard_iface *primary_if;
- struct hlist_head *head;
- int secs, msecs;
- u16 backbone_crc;
- u32 i;
- bool is_own;
- u8 *primary_addr;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- goto out;
-
- primary_addr = primary_if->net_dev->dev_addr;
- seq_printf(seq,
- "Backbones announced for the mesh %s (orig %pM, group id %#.4x)\n",
- net_dev->name, primary_addr,
- ntohs(bat_priv->bla.claim_dest.group));
- seq_puts(seq, " Originator VID last seen (CRC )\n");
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {
- msecs = jiffies_to_msecs(jiffies -
- backbone_gw->lasttime);
- secs = msecs / 1000;
- msecs = msecs % 1000;
-
- is_own = batadv_compare_eth(backbone_gw->orig,
- primary_addr);
- if (is_own)
- continue;
-
- spin_lock_bh(&backbone_gw->crc_lock);
- backbone_crc = backbone_gw->crc;
- spin_unlock_bh(&backbone_gw->crc_lock);
-
- seq_printf(seq, " * %pM on %5d %4i.%03is (%#.4x)\n",
- backbone_gw->orig,
- batadv_print_vid(backbone_gw->vid), secs,
- msecs, backbone_crc);
- }
- rcu_read_unlock();
- }
-out:
- if (primary_if)
- batadv_hardif_put(primary_if);
- return 0;
-}
-#endif
-
/**
* batadv_bla_backbone_dump_entry() - dump one entry of the backbone table to a
* netlink socket
#include <linux/compiler.h>
#include <linux/netdevice.h>
#include <linux/netlink.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/stddef.h>
#include <linux/types.h>
bool batadv_bla_is_backbone_gw(struct sk_buff *skb,
struct batadv_orig_node *orig_node,
int hdr_size);
-int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset);
int batadv_bla_claim_dump(struct sk_buff *msg, struct netlink_callback *cb);
-int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq,
- void *offset);
int batadv_bla_backbone_dump(struct sk_buff *msg, struct netlink_callback *cb);
bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, u8 *orig,
unsigned short vid);
return false;
}
-static inline int batadv_bla_claim_table_seq_print_text(struct seq_file *seq,
- void *offset)
-{
- return 0;
-}
-
-static inline int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq,
- void *offset)
-{
- return 0;
-}
-
static inline bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv,
u8 *orig, unsigned short vid)
{
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-/* Copyright (C) 2010-2020 B.A.T.M.A.N. contributors:
- *
- * Marek Lindner
- */
-
-#include "debugfs.h"
-#include "main.h"
-
-#include <asm/current.h>
-#include <linux/dcache.h>
-#include <linux/debugfs.h>
-#include <linux/errno.h>
-#include <linux/export.h>
-#include <linux/fs.h>
-#include <linux/netdevice.h>
-#include <linux/printk.h>
-#include <linux/sched.h>
-#include <linux/seq_file.h>
-#include <linux/stat.h>
-#include <linux/stddef.h>
-#include <linux/stringify.h>
-#include <linux/sysfs.h>
-#include <net/net_namespace.h>
-
-#include "bat_algo.h"
-#include "bridge_loop_avoidance.h"
-#include "distributed-arp-table.h"
-#include "gateway_client.h"
-#include "icmp_socket.h"
-#include "log.h"
-#include "multicast.h"
-#include "network-coding.h"
-#include "originator.h"
-#include "translation-table.h"
-
-static struct dentry *batadv_debugfs;
-
-/**
- * batadv_debugfs_deprecated() - Log use of deprecated batadv debugfs access
- * @file: file which was accessed
- * @alt: explanation what can be used as alternative
- */
-void batadv_debugfs_deprecated(struct file *file, const char *alt)
-{
- struct dentry *dentry = file_dentry(file);
- const char *name = dentry->d_name.name;
-
- pr_warn_ratelimited(DEPRECATED "%s (pid %d) Use of debugfs file \"%s\".\n%s",
- current->comm, task_pid_nr(current), name, alt);
-}
-
-static int batadv_algorithms_open(struct inode *inode, struct file *file)
-{
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_ROUTING_ALGOS instead\n");
- return single_open(file, batadv_algo_seq_print_text, NULL);
-}
-
-static int neighbors_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_NEIGHBORS instead\n");
- return single_open(file, batadv_hardif_neigh_seq_print_text, net_dev);
-}
-
-static int batadv_originators_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_ORIGINATORS instead\n");
- return single_open(file, batadv_orig_seq_print_text, net_dev);
-}
-
-/**
- * batadv_originators_hardif_open() - handles debugfs output for the originator
- * table of an hard interface
- * @inode: inode pointer to debugfs file
- * @file: pointer to the seq_file
- *
- * Return: 0 on success or negative error number in case of failure
- */
-static int batadv_originators_hardif_open(struct inode *inode,
- struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_HARDIFS instead\n");
- return single_open(file, batadv_orig_hardif_seq_print_text, net_dev);
-}
-
-static int batadv_gateways_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_GATEWAYS instead\n");
- return single_open(file, batadv_gw_client_seq_print_text, net_dev);
-}
-
-static int batadv_transtable_global_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_TRANSTABLE_GLOBAL instead\n");
- return single_open(file, batadv_tt_global_seq_print_text, net_dev);
-}
-
-#ifdef CONFIG_BATMAN_ADV_BLA
-static int batadv_bla_claim_table_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_BLA_CLAIM instead\n");
- return single_open(file, batadv_bla_claim_table_seq_print_text,
- net_dev);
-}
-
-static int batadv_bla_backbone_table_open(struct inode *inode,
- struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_BLA_BACKBONE instead\n");
- return single_open(file, batadv_bla_backbone_table_seq_print_text,
- net_dev);
-}
-
-#endif
-
-#ifdef CONFIG_BATMAN_ADV_DAT
-/**
- * batadv_dat_cache_open() - Prepare file handler for reads from dat_cache
- * @inode: inode which was opened
- * @file: file handle to be initialized
- *
- * Return: 0 on success or negative error number in case of failure
- */
-static int batadv_dat_cache_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_DAT_CACHE instead\n");
- return single_open(file, batadv_dat_cache_seq_print_text, net_dev);
-}
-#endif
-
-static int batadv_transtable_local_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_TRANSTABLE_LOCAL instead\n");
- return single_open(file, batadv_tt_local_seq_print_text, net_dev);
-}
-
-struct batadv_debuginfo {
- struct attribute attr;
- const struct file_operations fops;
-};
-
-#ifdef CONFIG_BATMAN_ADV_NC
-static int batadv_nc_nodes_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file, "");
- return single_open(file, batadv_nc_nodes_seq_print_text, net_dev);
-}
-#endif
-
-#ifdef CONFIG_BATMAN_ADV_MCAST
-/**
- * batadv_mcast_flags_open() - prepare file handler for reads from mcast_flags
- * @inode: inode which was opened
- * @file: file handle to be initialized
- *
- * Return: 0 on success or negative error number in case of failure
- */
-static int batadv_mcast_flags_open(struct inode *inode, struct file *file)
-{
- struct net_device *net_dev = (struct net_device *)inode->i_private;
-
- batadv_debugfs_deprecated(file,
- "Use genl command BATADV_CMD_GET_MCAST_FLAGS instead\n");
- return single_open(file, batadv_mcast_flags_seq_print_text, net_dev);
-}
-#endif
-
-#define BATADV_DEBUGINFO(_name, _mode, _open) \
-struct batadv_debuginfo batadv_debuginfo_##_name = { \
- .attr = { \
- .name = __stringify(_name), \
- .mode = _mode, \
- }, \
- .fops = { \
- .owner = THIS_MODULE, \
- .open = _open, \
- .read = seq_read, \
- .llseek = seq_lseek, \
- .release = single_release, \
- }, \
-}
-
-/* the following attributes are general and therefore they will be directly
- * placed in the BATADV_DEBUGFS_SUBDIR subdirectory of debugfs
- */
-static BATADV_DEBUGINFO(routing_algos, 0444, batadv_algorithms_open);
-
-static struct batadv_debuginfo *batadv_general_debuginfos[] = {
- &batadv_debuginfo_routing_algos,
- NULL,
-};
-
-/* The following attributes are per soft interface */
-static BATADV_DEBUGINFO(neighbors, 0444, neighbors_open);
-static BATADV_DEBUGINFO(originators, 0444, batadv_originators_open);
-static BATADV_DEBUGINFO(gateways, 0444, batadv_gateways_open);
-static BATADV_DEBUGINFO(transtable_global, 0444, batadv_transtable_global_open);
-#ifdef CONFIG_BATMAN_ADV_BLA
-static BATADV_DEBUGINFO(bla_claim_table, 0444, batadv_bla_claim_table_open);
-static BATADV_DEBUGINFO(bla_backbone_table, 0444,
- batadv_bla_backbone_table_open);
-#endif
-#ifdef CONFIG_BATMAN_ADV_DAT
-static BATADV_DEBUGINFO(dat_cache, 0444, batadv_dat_cache_open);
-#endif
-static BATADV_DEBUGINFO(transtable_local, 0444, batadv_transtable_local_open);
-#ifdef CONFIG_BATMAN_ADV_NC
-static BATADV_DEBUGINFO(nc_nodes, 0444, batadv_nc_nodes_open);
-#endif
-#ifdef CONFIG_BATMAN_ADV_MCAST
-static BATADV_DEBUGINFO(mcast_flags, 0444, batadv_mcast_flags_open);
-#endif
-
-static struct batadv_debuginfo *batadv_mesh_debuginfos[] = {
- &batadv_debuginfo_neighbors,
- &batadv_debuginfo_originators,
- &batadv_debuginfo_gateways,
- &batadv_debuginfo_transtable_global,
-#ifdef CONFIG_BATMAN_ADV_BLA
- &batadv_debuginfo_bla_claim_table,
- &batadv_debuginfo_bla_backbone_table,
-#endif
-#ifdef CONFIG_BATMAN_ADV_DAT
- &batadv_debuginfo_dat_cache,
-#endif
- &batadv_debuginfo_transtable_local,
-#ifdef CONFIG_BATMAN_ADV_NC
- &batadv_debuginfo_nc_nodes,
-#endif
-#ifdef CONFIG_BATMAN_ADV_MCAST
- &batadv_debuginfo_mcast_flags,
-#endif
- NULL,
-};
-
-#define BATADV_HARDIF_DEBUGINFO(_name, _mode, _open) \
-struct batadv_debuginfo batadv_hardif_debuginfo_##_name = { \
- .attr = { \
- .name = __stringify(_name), \
- .mode = _mode, \
- }, \
- .fops = { \
- .owner = THIS_MODULE, \
- .open = _open, \
- .read = seq_read, \
- .llseek = seq_lseek, \
- .release = single_release, \
- }, \
-}
-
-static BATADV_HARDIF_DEBUGINFO(originators, 0444,
- batadv_originators_hardif_open);
-
-static struct batadv_debuginfo *batadv_hardif_debuginfos[] = {
- &batadv_hardif_debuginfo_originators,
- NULL,
-};
-
-/**
- * batadv_debugfs_init() - Initialize soft interface independent debugfs entries
- */
-void batadv_debugfs_init(void)
-{
- struct batadv_debuginfo **bat_debug;
-
- batadv_debugfs = debugfs_create_dir(BATADV_DEBUGFS_SUBDIR, NULL);
-
- for (bat_debug = batadv_general_debuginfos; *bat_debug; ++bat_debug)
- debugfs_create_file(((*bat_debug)->attr).name,
- S_IFREG | ((*bat_debug)->attr).mode,
- batadv_debugfs, NULL, &(*bat_debug)->fops);
-}
-
-/**
- * batadv_debugfs_destroy() - Remove all debugfs entries
- */
-void batadv_debugfs_destroy(void)
-{
- debugfs_remove_recursive(batadv_debugfs);
- batadv_debugfs = NULL;
-}
-
-/**
- * batadv_debugfs_add_hardif() - creates the base directory for a hard interface
- * in debugfs.
- * @hard_iface: hard interface which should be added.
- */
-void batadv_debugfs_add_hardif(struct batadv_hard_iface *hard_iface)
-{
- struct net *net = dev_net(hard_iface->net_dev);
- struct batadv_debuginfo **bat_debug;
-
- if (net != &init_net)
- return;
-
- hard_iface->debug_dir = debugfs_create_dir(hard_iface->net_dev->name,
- batadv_debugfs);
-
- for (bat_debug = batadv_hardif_debuginfos; *bat_debug; ++bat_debug)
- debugfs_create_file(((*bat_debug)->attr).name,
- S_IFREG | ((*bat_debug)->attr).mode,
- hard_iface->debug_dir, hard_iface->net_dev,
- &(*bat_debug)->fops);
-}
-
-/**
- * batadv_debugfs_rename_hardif() - Fix debugfs path for renamed hardif
- * @hard_iface: hard interface which was renamed
- */
-void batadv_debugfs_rename_hardif(struct batadv_hard_iface *hard_iface)
-{
- const char *name = hard_iface->net_dev->name;
- struct dentry *dir;
-
- dir = hard_iface->debug_dir;
- if (!dir)
- return;
-
- debugfs_rename(dir->d_parent, dir, dir->d_parent, name);
-}
-
-/**
- * batadv_debugfs_del_hardif() - delete the base directory for a hard interface
- * in debugfs.
- * @hard_iface: hard interface which is deleted.
- */
-void batadv_debugfs_del_hardif(struct batadv_hard_iface *hard_iface)
-{
- struct net *net = dev_net(hard_iface->net_dev);
-
- if (net != &init_net)
- return;
-
- if (batadv_debugfs) {
- debugfs_remove_recursive(hard_iface->debug_dir);
- hard_iface->debug_dir = NULL;
- }
-}
-
-/**
- * batadv_debugfs_add_meshif() - Initialize interface dependent debugfs entries
- * @dev: netdev struct of the soft interface
- *
- * Return: 0 on success or negative error number in case of failure
- */
-int batadv_debugfs_add_meshif(struct net_device *dev)
-{
- struct batadv_priv *bat_priv = netdev_priv(dev);
- struct batadv_debuginfo **bat_debug;
- struct net *net = dev_net(dev);
-
- if (net != &init_net)
- return 0;
-
- bat_priv->debug_dir = debugfs_create_dir(dev->name, batadv_debugfs);
-
- batadv_socket_setup(bat_priv);
-
- if (batadv_debug_log_setup(bat_priv) < 0)
- goto rem_attr;
-
- for (bat_debug = batadv_mesh_debuginfos; *bat_debug; ++bat_debug)
- debugfs_create_file(((*bat_debug)->attr).name,
- S_IFREG | ((*bat_debug)->attr).mode,
- bat_priv->debug_dir, dev,
- &(*bat_debug)->fops);
-
- batadv_nc_init_debugfs(bat_priv);
-
- return 0;
-rem_attr:
- debugfs_remove_recursive(bat_priv->debug_dir);
- bat_priv->debug_dir = NULL;
- return -ENOMEM;
-}
-
-/**
- * batadv_debugfs_rename_meshif() - Fix debugfs path for renamed softif
- * @dev: net_device which was renamed
- */
-void batadv_debugfs_rename_meshif(struct net_device *dev)
-{
- struct batadv_priv *bat_priv = netdev_priv(dev);
- const char *name = dev->name;
- struct dentry *dir;
-
- dir = bat_priv->debug_dir;
- if (!dir)
- return;
-
- debugfs_rename(dir->d_parent, dir, dir->d_parent, name);
-}
-
-/**
- * batadv_debugfs_del_meshif() - Remove interface dependent debugfs entries
- * @dev: netdev struct of the soft interface
- */
-void batadv_debugfs_del_meshif(struct net_device *dev)
-{
- struct batadv_priv *bat_priv = netdev_priv(dev);
- struct net *net = dev_net(dev);
-
- if (net != &init_net)
- return;
-
- batadv_debug_log_cleanup(bat_priv);
-
- if (batadv_debugfs) {
- debugfs_remove_recursive(bat_priv->debug_dir);
- bat_priv->debug_dir = NULL;
- }
-}
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (C) 2010-2020 B.A.T.M.A.N. contributors:
- *
- * Marek Lindner
- */
-
-#ifndef _NET_BATMAN_ADV_DEBUGFS_H_
-#define _NET_BATMAN_ADV_DEBUGFS_H_
-
-#include "main.h"
-
-#include <linux/fs.h>
-#include <linux/netdevice.h>
-
-#define BATADV_DEBUGFS_SUBDIR "batman_adv"
-
-#if IS_ENABLED(CONFIG_BATMAN_ADV_DEBUGFS)
-
-void batadv_debugfs_deprecated(struct file *file, const char *alt);
-void batadv_debugfs_init(void);
-void batadv_debugfs_destroy(void);
-int batadv_debugfs_add_meshif(struct net_device *dev);
-void batadv_debugfs_rename_meshif(struct net_device *dev);
-void batadv_debugfs_del_meshif(struct net_device *dev);
-void batadv_debugfs_add_hardif(struct batadv_hard_iface *hard_iface);
-void batadv_debugfs_rename_hardif(struct batadv_hard_iface *hard_iface);
-void batadv_debugfs_del_hardif(struct batadv_hard_iface *hard_iface);
-
-#else
-
-static inline void batadv_debugfs_deprecated(struct file *file, const char *alt)
-{
-}
-
-static inline void batadv_debugfs_init(void)
-{
-}
-
-static inline void batadv_debugfs_destroy(void)
-{
-}
-
-static inline int batadv_debugfs_add_meshif(struct net_device *dev)
-{
- return 0;
-}
-
-static inline void batadv_debugfs_rename_meshif(struct net_device *dev)
-{
-}
-
-static inline void batadv_debugfs_del_meshif(struct net_device *dev)
-{
-}
-
-static inline
-void batadv_debugfs_add_hardif(struct batadv_hard_iface *hard_iface)
-{
-}
-
-static inline
-void batadv_debugfs_rename_hardif(struct batadv_hard_iface *hard_iface)
-{
-}
-
-static inline
-void batadv_debugfs_del_hardif(struct batadv_hard_iface *hard_iface)
-{
-}
-
-#endif
-
-#endif /* _NET_BATMAN_ADV_DEBUGFS_H_ */
#include <linux/netlink.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
batadv_dat_hash_free(bat_priv);
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_dat_cache_seq_print_text() - print the local DAT hash table
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hashtable *hash = bat_priv->dat.hash;
- struct batadv_dat_entry *dat_entry;
- struct batadv_hard_iface *primary_if;
- struct hlist_head *head;
- unsigned long last_seen_jiffies;
- int last_seen_msecs, last_seen_secs, last_seen_mins;
- u32 i;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- goto out;
-
- seq_printf(seq, "Distributed ARP Table (%s):\n", net_dev->name);
- seq_puts(seq,
- " IPv4 MAC VID last-seen\n");
-
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(dat_entry, head, hash_entry) {
- last_seen_jiffies = jiffies - dat_entry->last_update;
- last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);
- last_seen_mins = last_seen_msecs / 60000;
- last_seen_msecs = last_seen_msecs % 60000;
- last_seen_secs = last_seen_msecs / 1000;
-
- seq_printf(seq, " * %15pI4 %pM %4i %6i:%02i\n",
- &dat_entry->ip, dat_entry->mac_addr,
- batadv_print_vid(dat_entry->vid),
- last_seen_mins, last_seen_secs);
- }
- rcu_read_unlock();
- }
-
-out:
- if (primary_if)
- batadv_hardif_put(primary_if);
- return 0;
-}
-#endif
-
/**
* batadv_dat_cache_dump_entry() - dump one entry of the DAT cache table to a
* netlink socket
#include <linux/compiler.h>
#include <linux/netdevice.h>
#include <linux/netlink.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/types.h>
#include <uapi/linux/batadv_packet.h>
int batadv_dat_init(struct batadv_priv *bat_priv);
void batadv_dat_free(struct batadv_priv *bat_priv);
-int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset);
int batadv_dat_cache_dump(struct sk_buff *msg, struct netlink_callback *cb);
/**
#include <linux/netlink.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
spin_unlock_bh(&bat_priv->gw.list_lock);
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-
-/**
- * batadv_gw_client_seq_print_text() - Print the gateway table in a seq file
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hard_iface *primary_if;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- return 0;
-
- seq_printf(seq, "[B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s %s)]\n",
- BATADV_SOURCE_VERSION, primary_if->net_dev->name,
- primary_if->net_dev->dev_addr, net_dev->name,
- bat_priv->algo_ops->name);
-
- batadv_hardif_put(primary_if);
-
- if (!bat_priv->algo_ops->gw.print) {
- seq_puts(seq,
- "No printing function for this routing protocol\n");
- return 0;
- }
-
- bat_priv->algo_ops->gw.print(bat_priv, seq);
-
- return 0;
-}
-#endif
-
/**
* batadv_gw_dump() - Dump gateways into a message
* @msg: Netlink message to dump into
#include "main.h"
#include <linux/netlink.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/types.h>
#include <uapi/linux/batadv_packet.h>
void batadv_gw_node_put(struct batadv_gw_node *gw_node);
struct batadv_gw_node *
batadv_gw_get_selected_gw_node(struct batadv_priv *bat_priv);
-int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset);
int batadv_gw_dump(struct sk_buff *msg, struct netlink_callback *cb);
bool batadv_gw_out_of_range(struct batadv_priv *bat_priv, struct sk_buff *skb);
enum batadv_dhcp_recipient
#include "bat_v.h"
#include "bridge_loop_avoidance.h"
-#include "debugfs.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "log.h"
hard_iface->soft_iface = NULL;
hard_iface->if_status = BATADV_IF_NOT_IN_USE;
- batadv_debugfs_add_hardif(hard_iface);
-
INIT_LIST_HEAD(&hard_iface->list);
INIT_HLIST_HEAD(&hard_iface->neigh_list);
return;
hard_iface->if_status = BATADV_IF_TO_BE_REMOVED;
- batadv_debugfs_del_hardif(hard_iface);
batadv_hardif_put(hard_iface);
}
bat_priv = netdev_priv(net_dev);
batadv_softif_create_vlan(bat_priv, BATADV_NO_FLAGS);
break;
- case NETDEV_CHANGENAME:
- batadv_debugfs_rename_meshif(net_dev);
- break;
}
return NOTIFY_DONE;
if (batadv_is_wifi_hardif(hard_iface))
hard_iface->num_bcasts = BATADV_NUM_BCASTS_WIRELESS;
break;
- case NETDEV_CHANGENAME:
- batadv_debugfs_rename_hardif(hard_iface);
- break;
default:
break;
}
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-/* Copyright (C) 2007-2020 B.A.T.M.A.N. contributors:
- *
- * Marek Lindner
- */
-
-#include "icmp_socket.h"
-#include "main.h"
-
-#include <linux/atomic.h>
-#include <linux/compiler.h>
-#include <linux/debugfs.h>
-#include <linux/errno.h>
-#include <linux/etherdevice.h>
-#include <linux/eventpoll.h>
-#include <linux/export.h>
-#include <linux/fcntl.h>
-#include <linux/fs.h>
-#include <linux/gfp.h>
-#include <linux/if_ether.h>
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/minmax.h>
-#include <linux/module.h>
-#include <linux/netdevice.h>
-#include <linux/pkt_sched.h>
-#include <linux/poll.h>
-#include <linux/printk.h>
-#include <linux/sched.h> /* for linux/wait.h */
-#include <linux/skbuff.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <linux/stddef.h>
-#include <linux/string.h>
-#include <linux/uaccess.h>
-#include <linux/wait.h>
-#include <uapi/linux/batadv_packet.h>
-
-#include "debugfs.h"
-#include "hard-interface.h"
-#include "log.h"
-#include "originator.h"
-#include "send.h"
-
-static struct batadv_socket_client *batadv_socket_client_hash[256];
-
-static void batadv_socket_add_packet(struct batadv_socket_client *socket_client,
- struct batadv_icmp_header *icmph,
- size_t icmp_len);
-
-/**
- * batadv_socket_init() - Initialize soft interface independent socket data
- */
-void batadv_socket_init(void)
-{
- memset(batadv_socket_client_hash, 0, sizeof(batadv_socket_client_hash));
-}
-
-static int batadv_socket_open(struct inode *inode, struct file *file)
-{
- unsigned int i;
- struct batadv_socket_client *socket_client;
-
- if (!try_module_get(THIS_MODULE))
- return -EBUSY;
-
- batadv_debugfs_deprecated(file, "");
-
- stream_open(inode, file);
-
- socket_client = kmalloc(sizeof(*socket_client), GFP_KERNEL);
- if (!socket_client) {
- module_put(THIS_MODULE);
- return -ENOMEM;
- }
-
- for (i = 0; i < ARRAY_SIZE(batadv_socket_client_hash); i++) {
- if (!batadv_socket_client_hash[i]) {
- batadv_socket_client_hash[i] = socket_client;
- break;
- }
- }
-
- if (i == ARRAY_SIZE(batadv_socket_client_hash)) {
- pr_err("Error - can't add another packet client: maximum number of clients reached\n");
- kfree(socket_client);
- module_put(THIS_MODULE);
- return -EXFULL;
- }
-
- INIT_LIST_HEAD(&socket_client->queue_list);
- socket_client->queue_len = 0;
- socket_client->index = i;
- socket_client->bat_priv = inode->i_private;
- spin_lock_init(&socket_client->lock);
- init_waitqueue_head(&socket_client->queue_wait);
-
- file->private_data = socket_client;
-
- return 0;
-}
-
-static int batadv_socket_release(struct inode *inode, struct file *file)
-{
- struct batadv_socket_client *client = file->private_data;
- struct batadv_socket_packet *packet, *tmp;
-
- spin_lock_bh(&client->lock);
-
- /* for all packets in the queue ... */
- list_for_each_entry_safe(packet, tmp, &client->queue_list, list) {
- list_del(&packet->list);
- kfree(packet);
- }
-
- batadv_socket_client_hash[client->index] = NULL;
- spin_unlock_bh(&client->lock);
-
- kfree(client);
- module_put(THIS_MODULE);
-
- return 0;
-}
-
-static ssize_t batadv_socket_read(struct file *file, char __user *buf,
- size_t count, loff_t *ppos)
-{
- struct batadv_socket_client *socket_client = file->private_data;
- struct batadv_socket_packet *socket_packet;
- size_t packet_len;
- int error;
-
- if ((file->f_flags & O_NONBLOCK) && socket_client->queue_len == 0)
- return -EAGAIN;
-
- if (!buf || count < sizeof(struct batadv_icmp_packet))
- return -EINVAL;
-
- error = wait_event_interruptible(socket_client->queue_wait,
- socket_client->queue_len);
-
- if (error)
- return error;
-
- spin_lock_bh(&socket_client->lock);
-
- socket_packet = list_first_entry(&socket_client->queue_list,
- struct batadv_socket_packet, list);
- list_del(&socket_packet->list);
- socket_client->queue_len--;
-
- spin_unlock_bh(&socket_client->lock);
-
- packet_len = min(count, socket_packet->icmp_len);
- error = copy_to_user(buf, &socket_packet->icmp_packet, packet_len);
-
- kfree(socket_packet);
-
- if (error)
- return -EFAULT;
-
- return packet_len;
-}
-
-static ssize_t batadv_socket_write(struct file *file, const char __user *buff,
- size_t len, loff_t *off)
-{
- struct batadv_socket_client *socket_client = file->private_data;
- struct batadv_priv *bat_priv = socket_client->bat_priv;
- struct batadv_hard_iface *primary_if = NULL;
- struct sk_buff *skb;
- struct batadv_icmp_packet_rr *icmp_packet_rr;
- struct batadv_icmp_header *icmp_header;
- struct batadv_orig_node *orig_node = NULL;
- struct batadv_neigh_node *neigh_node = NULL;
- size_t packet_len = sizeof(struct batadv_icmp_packet);
- u8 *addr;
-
- if (len < sizeof(struct batadv_icmp_header)) {
- batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
- "Error - can't send packet from char device: invalid packet size\n");
- return -EINVAL;
- }
-
- primary_if = batadv_primary_if_get_selected(bat_priv);
-
- if (!primary_if) {
- len = -EFAULT;
- goto out;
- }
-
- if (len >= BATADV_ICMP_MAX_PACKET_SIZE)
- packet_len = BATADV_ICMP_MAX_PACKET_SIZE;
- else
- packet_len = len;
-
- skb = netdev_alloc_skb_ip_align(NULL, packet_len + ETH_HLEN);
- if (!skb) {
- len = -ENOMEM;
- goto out;
- }
-
- skb->priority = TC_PRIO_CONTROL;
- skb_reserve(skb, ETH_HLEN);
- icmp_header = skb_put(skb, packet_len);
-
- if (copy_from_user(icmp_header, buff, packet_len)) {
- len = -EFAULT;
- goto free_skb;
- }
-
- if (icmp_header->packet_type != BATADV_ICMP) {
- batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
- "Error - can't send packet from char device: got bogus packet type (expected: BAT_ICMP)\n");
- len = -EINVAL;
- goto free_skb;
- }
-
- switch (icmp_header->msg_type) {
- case BATADV_ECHO_REQUEST:
- if (len < sizeof(struct batadv_icmp_packet)) {
- batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
- "Error - can't send packet from char device: invalid packet size\n");
- len = -EINVAL;
- goto free_skb;
- }
-
- if (atomic_read(&bat_priv->mesh_state) != BATADV_MESH_ACTIVE)
- goto dst_unreach;
-
- orig_node = batadv_orig_hash_find(bat_priv, icmp_header->dst);
- if (!orig_node)
- goto dst_unreach;
-
- neigh_node = batadv_orig_router_get(orig_node,
- BATADV_IF_DEFAULT);
- if (!neigh_node)
- goto dst_unreach;
-
- if (!neigh_node->if_incoming)
- goto dst_unreach;
-
- if (neigh_node->if_incoming->if_status != BATADV_IF_ACTIVE)
- goto dst_unreach;
-
- icmp_packet_rr = (struct batadv_icmp_packet_rr *)icmp_header;
- if (packet_len == sizeof(*icmp_packet_rr)) {
- addr = neigh_node->if_incoming->net_dev->dev_addr;
- ether_addr_copy(icmp_packet_rr->rr[0], addr);
- }
-
- break;
- default:
- batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
- "Error - can't send packet from char device: got unknown message type\n");
- len = -EINVAL;
- goto free_skb;
- }
-
- icmp_header->uid = socket_client->index;
-
- if (icmp_header->version != BATADV_COMPAT_VERSION) {
- icmp_header->msg_type = BATADV_PARAMETER_PROBLEM;
- icmp_header->version = BATADV_COMPAT_VERSION;
- batadv_socket_add_packet(socket_client, icmp_header,
- packet_len);
- goto free_skb;
- }
-
- ether_addr_copy(icmp_header->orig, primary_if->net_dev->dev_addr);
-
- batadv_send_unicast_skb(skb, neigh_node);
- goto out;
-
-dst_unreach:
- icmp_header->msg_type = BATADV_DESTINATION_UNREACHABLE;
- batadv_socket_add_packet(socket_client, icmp_header, packet_len);
-free_skb:
- kfree_skb(skb);
-out:
- if (primary_if)
- batadv_hardif_put(primary_if);
- if (neigh_node)
- batadv_neigh_node_put(neigh_node);
- if (orig_node)
- batadv_orig_node_put(orig_node);
- return len;
-}
-
-static __poll_t batadv_socket_poll(struct file *file, poll_table *wait)
-{
- struct batadv_socket_client *socket_client = file->private_data;
-
- poll_wait(file, &socket_client->queue_wait, wait);
-
- if (socket_client->queue_len > 0)
- return EPOLLIN | EPOLLRDNORM;
-
- return 0;
-}
-
-static const struct file_operations batadv_fops = {
- .owner = THIS_MODULE,
- .open = batadv_socket_open,
- .release = batadv_socket_release,
- .read = batadv_socket_read,
- .write = batadv_socket_write,
- .poll = batadv_socket_poll,
- .llseek = no_llseek,
-};
-
-/**
- * batadv_socket_setup() - Create debugfs "socket" file
- * @bat_priv: the bat priv with all the soft interface information
- */
-void batadv_socket_setup(struct batadv_priv *bat_priv)
-{
- debugfs_create_file(BATADV_ICMP_SOCKET, 0600, bat_priv->debug_dir,
- bat_priv, &batadv_fops);
-}
-
-/**
- * batadv_socket_add_packet() - schedule an icmp packet to be sent to
- * userspace on an icmp socket.
- * @socket_client: the socket this packet belongs to
- * @icmph: pointer to the header of the icmp packet
- * @icmp_len: total length of the icmp packet
- */
-static void batadv_socket_add_packet(struct batadv_socket_client *socket_client,
- struct batadv_icmp_header *icmph,
- size_t icmp_len)
-{
- struct batadv_socket_packet *socket_packet;
- size_t len;
-
- socket_packet = kmalloc(sizeof(*socket_packet), GFP_ATOMIC);
-
- if (!socket_packet)
- return;
-
- len = icmp_len;
- /* check the maximum length before filling the buffer */
- if (len > sizeof(socket_packet->icmp_packet))
- len = sizeof(socket_packet->icmp_packet);
-
- INIT_LIST_HEAD(&socket_packet->list);
- memcpy(&socket_packet->icmp_packet, icmph, len);
- socket_packet->icmp_len = len;
-
- spin_lock_bh(&socket_client->lock);
-
- /* while waiting for the lock the socket_client could have been
- * deleted
- */
- if (!batadv_socket_client_hash[icmph->uid]) {
- spin_unlock_bh(&socket_client->lock);
- kfree(socket_packet);
- return;
- }
-
- list_add_tail(&socket_packet->list, &socket_client->queue_list);
- socket_client->queue_len++;
-
- if (socket_client->queue_len > 100) {
- socket_packet = list_first_entry(&socket_client->queue_list,
- struct batadv_socket_packet,
- list);
-
- list_del(&socket_packet->list);
- kfree(socket_packet);
- socket_client->queue_len--;
- }
-
- spin_unlock_bh(&socket_client->lock);
-
- wake_up(&socket_client->queue_wait);
-}
-
-/**
- * batadv_socket_receive_packet() - schedule an icmp packet to be received
- * locally and sent to userspace.
- * @icmph: pointer to the header of the icmp packet
- * @icmp_len: total length of the icmp packet
- */
-void batadv_socket_receive_packet(struct batadv_icmp_header *icmph,
- size_t icmp_len)
-{
- struct batadv_socket_client *hash;
-
- hash = batadv_socket_client_hash[icmph->uid];
- if (hash)
- batadv_socket_add_packet(hash, icmph, icmp_len);
-}
+++ /dev/null
-/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (C) 2007-2020 B.A.T.M.A.N. contributors:
- *
- * Marek Lindner
- */
-
-#ifndef _NET_BATMAN_ADV_ICMP_SOCKET_H_
-#define _NET_BATMAN_ADV_ICMP_SOCKET_H_
-
-#include "main.h"
-
-#include <linux/types.h>
-#include <uapi/linux/batadv_packet.h>
-
-#define BATADV_ICMP_SOCKET "socket"
-
-void batadv_socket_setup(struct batadv_priv *bat_priv);
-
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-
-void batadv_socket_init(void);
-void batadv_socket_receive_packet(struct batadv_icmp_header *icmph,
- size_t icmp_len);
-
-#else
-
-static inline void batadv_socket_init(void)
-{
-}
-
-static inline void
-batadv_socket_receive_packet(struct batadv_icmp_header *icmph, size_t icmp_len)
-{
-}
-
-#endif
-
-#endif /* _NET_BATMAN_ADV_ICMP_SOCKET_H_ */
#include "log.h"
#include "main.h"
-#include <linux/compiler.h>
-#include <linux/debugfs.h>
-#include <linux/errno.h>
-#include <linux/eventpoll.h>
-#include <linux/export.h>
-#include <linux/fcntl.h>
-#include <linux/fs.h>
-#include <linux/gfp.h>
-#include <linux/jiffies.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/poll.h>
-#include <linux/sched.h> /* for linux/wait.h */
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <linux/stddef.h>
-#include <linux/types.h>
-#include <linux/uaccess.h>
-#include <linux/wait.h>
#include <stdarg.h>
-#include "debugfs.h"
#include "trace.h"
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-
-#define BATADV_LOG_BUFF_MASK (batadv_log_buff_len - 1)
-
-static const int batadv_log_buff_len = BATADV_LOG_BUF_LEN;
-
-static char *batadv_log_char_addr(struct batadv_priv_debug_log *debug_log,
- size_t idx)
-{
- return &debug_log->log_buff[idx & BATADV_LOG_BUFF_MASK];
-}
-
-static void batadv_emit_log_char(struct batadv_priv_debug_log *debug_log,
- char c)
-{
- char *char_addr;
-
- char_addr = batadv_log_char_addr(debug_log, debug_log->log_end);
- *char_addr = c;
- debug_log->log_end++;
-
- if (debug_log->log_end - debug_log->log_start > batadv_log_buff_len)
- debug_log->log_start = debug_log->log_end - batadv_log_buff_len;
-}
-
-__printf(2, 3)
-static int batadv_fdebug_log(struct batadv_priv_debug_log *debug_log,
- const char *fmt, ...)
-{
- va_list args;
- static char debug_log_buf[256];
- char *p;
-
- if (!debug_log)
- return 0;
-
- spin_lock_bh(&debug_log->lock);
- va_start(args, fmt);
- vscnprintf(debug_log_buf, sizeof(debug_log_buf), fmt, args);
- va_end(args);
-
- for (p = debug_log_buf; *p != 0; p++)
- batadv_emit_log_char(debug_log, *p);
-
- spin_unlock_bh(&debug_log->lock);
-
- wake_up(&debug_log->queue_wait);
-
- return 0;
-}
-
-static int batadv_log_open(struct inode *inode, struct file *file)
-{
- if (!try_module_get(THIS_MODULE))
- return -EBUSY;
-
- batadv_debugfs_deprecated(file,
- "Use tracepoint batadv:batadv_dbg instead\n");
-
- stream_open(inode, file);
- file->private_data = inode->i_private;
- return 0;
-}
-
-static int batadv_log_release(struct inode *inode, struct file *file)
-{
- module_put(THIS_MODULE);
- return 0;
-}
-
-static bool batadv_log_empty(struct batadv_priv_debug_log *debug_log)
-{
- return !(debug_log->log_start - debug_log->log_end);
-}
-
-static ssize_t batadv_log_read(struct file *file, char __user *buf,
- size_t count, loff_t *ppos)
-{
- struct batadv_priv *bat_priv = file->private_data;
- struct batadv_priv_debug_log *debug_log = bat_priv->debug_log;
- int error, i = 0;
- char *char_addr;
- char c;
-
- if ((file->f_flags & O_NONBLOCK) && batadv_log_empty(debug_log))
- return -EAGAIN;
-
- if (!buf)
- return -EINVAL;
-
- if (count == 0)
- return 0;
-
- if (!access_ok(buf, count))
- return -EFAULT;
-
- error = wait_event_interruptible(debug_log->queue_wait,
- (!batadv_log_empty(debug_log)));
-
- if (error)
- return error;
-
- spin_lock_bh(&debug_log->lock);
-
- while ((!error) && (i < count) &&
- (debug_log->log_start != debug_log->log_end)) {
- char_addr = batadv_log_char_addr(debug_log,
- debug_log->log_start);
- c = *char_addr;
-
- debug_log->log_start++;
-
- spin_unlock_bh(&debug_log->lock);
-
- error = __put_user(c, buf);
-
- spin_lock_bh(&debug_log->lock);
-
- buf++;
- i++;
- }
-
- spin_unlock_bh(&debug_log->lock);
-
- if (!error)
- return i;
-
- return error;
-}
-
-static __poll_t batadv_log_poll(struct file *file, poll_table *wait)
-{
- struct batadv_priv *bat_priv = file->private_data;
- struct batadv_priv_debug_log *debug_log = bat_priv->debug_log;
-
- poll_wait(file, &debug_log->queue_wait, wait);
-
- if (!batadv_log_empty(debug_log))
- return EPOLLIN | EPOLLRDNORM;
-
- return 0;
-}
-
-static const struct file_operations batadv_log_fops = {
- .open = batadv_log_open,
- .release = batadv_log_release,
- .read = batadv_log_read,
- .poll = batadv_log_poll,
- .llseek = no_llseek,
- .owner = THIS_MODULE,
-};
-
-/**
- * batadv_debug_log_setup() - Initialize debug log
- * @bat_priv: the bat priv with all the soft interface information
- *
- * Return: 0 on success or negative error number in case of failure
- */
-int batadv_debug_log_setup(struct batadv_priv *bat_priv)
-{
- bat_priv->debug_log = kzalloc(sizeof(*bat_priv->debug_log), GFP_ATOMIC);
- if (!bat_priv->debug_log)
- return -ENOMEM;
-
- spin_lock_init(&bat_priv->debug_log->lock);
- init_waitqueue_head(&bat_priv->debug_log->queue_wait);
-
- debugfs_create_file("log", 0400, bat_priv->debug_dir, bat_priv,
- &batadv_log_fops);
- return 0;
-}
-
-/**
- * batadv_debug_log_cleanup() - Destroy debug log
- * @bat_priv: the bat priv with all the soft interface information
- */
-void batadv_debug_log_cleanup(struct batadv_priv *bat_priv)
-{
- kfree(bat_priv->debug_log);
- bat_priv->debug_log = NULL;
-}
-
-#endif /* CONFIG_BATMAN_ADV_DEBUGFS */
-
/**
* batadv_debug_log() - Add debug log entry
* @bat_priv: the bat priv with all the soft interface information
vaf.fmt = fmt;
vaf.va = &args;
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- batadv_fdebug_log(bat_priv->debug_log, "[%10u] %pV",
- jiffies_to_msecs(jiffies), &vaf);
-#endif
-
trace_batadv_dbg(bat_priv, &vaf);
va_end(args);
#include <linux/printk.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include "bat_iv_ogm.h"
#include "bat_v.h"
#include "bridge_loop_avoidance.h"
-#include "debugfs.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "gateway_common.h"
#include "hard-interface.h"
-#include "icmp_socket.h"
#include "log.h"
#include "multicast.h"
#include "netlink.h"
if (!batadv_event_workqueue)
goto err_create_wq;
- batadv_socket_init();
- batadv_debugfs_init();
-
register_netdevice_notifier(&batadv_hard_if_notifier);
rtnl_link_register(&batadv_link_ops);
batadv_netlink_register();
static void __exit batadv_exit(void)
{
- batadv_debugfs_destroy();
batadv_netlink_unregister();
rtnl_link_unregister(&batadv_link_ops);
unregister_netdevice_notifier(&batadv_hard_if_notifier);
return is_my_mac;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_seq_print_text_primary_if_get() - called from debugfs table printing
- * function that requires the primary interface
- * @seq: debugfs table seq_file struct
- *
- * Return: primary interface if found or NULL otherwise.
- */
-struct batadv_hard_iface *
-batadv_seq_print_text_primary_if_get(struct seq_file *seq)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hard_iface *primary_if;
-
- primary_if = batadv_primary_if_get_selected(bat_priv);
-
- if (!primary_if) {
- seq_printf(seq,
- "BATMAN mesh %s disabled - please specify interfaces to enable it\n",
- net_dev->name);
- goto out;
- }
-
- if (primary_if->if_status == BATADV_IF_ACTIVE)
- goto out;
-
- seq_printf(seq,
- "BATMAN mesh %s disabled - primary interface not active\n",
- net_dev->name);
- batadv_hardif_put(primary_if);
- primary_if = NULL;
-
-out:
- return primary_if;
-}
-#endif
-
/**
* batadv_max_header_len() - calculate maximum encapsulation overhead for a
* payload packet
#include <linux/jiffies.h>
#include <linux/netdevice.h>
#include <linux/percpu.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/types.h>
#include <uapi/linux/batadv_packet.h>
int batadv_mesh_init(struct net_device *soft_iface);
void batadv_mesh_free(struct net_device *soft_iface);
bool batadv_is_my_mac(struct batadv_priv *bat_priv, const u8 *addr);
-struct batadv_hard_iface *
-batadv_seq_print_text_primary_if_get(struct seq_file *seq);
int batadv_max_header_len(void);
void batadv_skb_set_priority(struct sk_buff *skb, int offset);
int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
#include <linux/printk.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
batadv_mcast_start_timer(bat_priv);
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_mcast_flags_print_header() - print own mcast flags to debugfs table
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: debugfs table seq_file struct
- *
- * Prints our own multicast flags including a more specific reason why
- * they are set, that is prints the bridge and querier state too, to
- * the debugfs table specified via @seq.
- */
-static void batadv_mcast_flags_print_header(struct batadv_priv *bat_priv,
- struct seq_file *seq)
-{
- struct batadv_mcast_mla_flags *mla_flags = &bat_priv->mcast.mla_flags;
- char querier4, querier6, shadowing4, shadowing6;
- bool bridged = mla_flags->bridged;
- u8 flags = mla_flags->tvlv_flags;
-
- if (bridged) {
- querier4 = mla_flags->querier_ipv4.exists ? '.' : '4';
- querier6 = mla_flags->querier_ipv6.exists ? '.' : '6';
- shadowing4 = mla_flags->querier_ipv4.shadowing ? '4' : '.';
- shadowing6 = mla_flags->querier_ipv6.shadowing ? '6' : '.';
- } else {
- querier4 = '?';
- querier6 = '?';
- shadowing4 = '?';
- shadowing6 = '?';
- }
-
- seq_printf(seq, "Multicast flags (own flags: [%c%c%c%s%s])\n",
- (flags & BATADV_MCAST_WANT_ALL_UNSNOOPABLES) ? 'U' : '.',
- (flags & BATADV_MCAST_WANT_ALL_IPV4) ? '4' : '.',
- (flags & BATADV_MCAST_WANT_ALL_IPV6) ? '6' : '.',
- !(flags & BATADV_MCAST_WANT_NO_RTR4) ? "R4" : ". ",
- !(flags & BATADV_MCAST_WANT_NO_RTR6) ? "R6" : ". ");
- seq_printf(seq, "* Bridged [U]\t\t\t\t%c\n", bridged ? 'U' : '.');
- seq_printf(seq, "* No IGMP/MLD Querier [4/6]:\t\t%c/%c\n",
- querier4, querier6);
- seq_printf(seq, "* Shadowing IGMP/MLD Querier [4/6]:\t%c/%c\n",
- shadowing4, shadowing6);
- seq_puts(seq, "-------------------------------------------\n");
- seq_printf(seq, " %-10s %s\n", "Originator", "Flags");
-}
-
-/**
- * batadv_mcast_flags_seq_print_text() - print the mcast flags of other nodes
- * @seq: seq file to print on
- * @offset: not used
- *
- * This prints a table of (primary) originators and their according
- * multicast flags, including (in the header) our own.
- *
- * Return: always 0
- */
-int batadv_mcast_flags_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hard_iface *primary_if;
- struct batadv_hashtable *hash = bat_priv->orig_hash;
- struct batadv_orig_node *orig_node;
- struct hlist_head *head;
- u8 flags;
- u32 i;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- return 0;
-
- batadv_mcast_flags_print_header(bat_priv, seq);
-
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
- if (!test_bit(BATADV_ORIG_CAPA_HAS_MCAST,
- &orig_node->capa_initialized))
- continue;
-
- if (!test_bit(BATADV_ORIG_CAPA_HAS_MCAST,
- &orig_node->capabilities)) {
- seq_printf(seq, "%pM -\n", orig_node->orig);
- continue;
- }
-
- flags = orig_node->mcast_flags;
-
- seq_printf(seq, "%pM [%c%c%c%s%s]\n", orig_node->orig,
- (flags & BATADV_MCAST_WANT_ALL_UNSNOOPABLES)
- ? 'U' : '.',
- (flags & BATADV_MCAST_WANT_ALL_IPV4)
- ? '4' : '.',
- (flags & BATADV_MCAST_WANT_ALL_IPV6)
- ? '6' : '.',
- !(flags & BATADV_MCAST_WANT_NO_RTR4)
- ? "R4" : ". ",
- !(flags & BATADV_MCAST_WANT_NO_RTR6)
- ? "R6" : ". ");
- }
- rcu_read_unlock();
- }
-
- batadv_hardif_put(primary_if);
-
- return 0;
-}
-#endif
-
/**
* batadv_mcast_mesh_info_put() - put multicast info into a netlink message
* @msg: buffer for the message
#include "main.h"
#include <linux/netlink.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
/**
void batadv_mcast_init(struct batadv_priv *bat_priv);
-int batadv_mcast_flags_seq_print_text(struct seq_file *seq, void *offset);
-
int batadv_mcast_mesh_info_put(struct sk_buff *msg,
struct batadv_priv *bat_priv);
#include <linux/bitops.h>
#include <linux/byteorder/generic.h>
#include <linux/compiler.h>
-#include <linux/debugfs.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/gfp.h>
#include <linux/printk.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
#include <uapi/linux/batadv_packet.h>
-#include "hard-interface.h"
#include "hash.h"
#include "log.h"
#include "originator.h"
batadv_nc_purge_paths(bat_priv, bat_priv->nc.decoding_hash, NULL);
batadv_hash_destroy(bat_priv->nc.decoding_hash);
}
-
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_nc_nodes_seq_print_text() - print the nc node information
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_nc_nodes_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hashtable *hash = bat_priv->orig_hash;
- struct batadv_hard_iface *primary_if;
- struct hlist_head *head;
- struct batadv_orig_node *orig_node;
- struct batadv_nc_node *nc_node;
- int i;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- goto out;
-
- /* Traverse list of originators */
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- /* For each orig_node in this bin */
- rcu_read_lock();
- hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
- /* no need to print the orig node if it does not have
- * network coding neighbors
- */
- if (list_empty(&orig_node->in_coding_list) &&
- list_empty(&orig_node->out_coding_list))
- continue;
-
- seq_printf(seq, "Node: %pM\n", orig_node->orig);
-
- seq_puts(seq, " Ingoing: ");
- /* For each in_nc_node to this orig_node */
- list_for_each_entry_rcu(nc_node,
- &orig_node->in_coding_list,
- list)
- seq_printf(seq, "%pM ",
- nc_node->addr);
- seq_puts(seq, "\n Outgoing: ");
- /* For out_nc_node to this orig_node */
- list_for_each_entry_rcu(nc_node,
- &orig_node->out_coding_list,
- list)
- seq_printf(seq, "%pM ",
- nc_node->addr);
- seq_puts(seq, "\n\n");
- }
- rcu_read_unlock();
- }
-
-out:
- if (primary_if)
- batadv_hardif_put(primary_if);
- return 0;
-}
-
-/**
- * batadv_nc_init_debugfs() - create nc folder and related files in debugfs
- * @bat_priv: the bat priv with all the soft interface information
- */
-void batadv_nc_init_debugfs(struct batadv_priv *bat_priv)
-{
- struct dentry *nc_dir;
-
- nc_dir = debugfs_create_dir("nc", bat_priv->debug_dir);
-
- debugfs_create_u8("min_tq", 0644, nc_dir, &bat_priv->nc.min_tq);
-
- debugfs_create_u32("max_fwd_delay", 0644, nc_dir,
- &bat_priv->nc.max_fwd_delay);
-
- debugfs_create_u32("max_buffer_time", 0644, nc_dir,
- &bat_priv->nc.max_buffer_time);
-}
-#endif
#include "main.h"
#include <linux/netdevice.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/types.h>
#include <uapi/linux/batadv_packet.h>
struct sk_buff *skb);
void batadv_nc_skb_store_sniffed_unicast(struct batadv_priv *bat_priv,
struct sk_buff *skb);
-int batadv_nc_nodes_seq_print_text(struct seq_file *seq, void *offset);
-void batadv_nc_init_debugfs(struct batadv_priv *bat_priv);
#else /* ifdef CONFIG_BATMAN_ADV_NC */
{
}
-static inline int batadv_nc_nodes_seq_print_text(struct seq_file *seq,
- void *offset)
-{
- return 0;
-}
-
-static inline void batadv_nc_init_debugfs(struct batadv_priv *bat_priv)
-{
-}
-
#endif /* ifdef CONFIG_BATMAN_ADV_NC */
#endif /* _NET_BATMAN_ADV_NETWORK_CODING_H_ */
#include <linux/netlink.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
return batadv_neigh_node_create(orig_node, hard_iface, neigh_addr);
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_hardif_neigh_seq_print_text() - print the single hop neighbour list
- * @seq: neighbour table seq_file struct
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_hardif_neigh_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hard_iface *primary_if;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- return 0;
-
- seq_printf(seq, "[B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s %s)]\n",
- BATADV_SOURCE_VERSION, primary_if->net_dev->name,
- primary_if->net_dev->dev_addr, net_dev->name,
- bat_priv->algo_ops->name);
-
- batadv_hardif_put(primary_if);
-
- if (!bat_priv->algo_ops->neigh.print) {
- seq_puts(seq,
- "No printing function for this routing protocol\n");
- return 0;
- }
-
- bat_priv->algo_ops->neigh.print(bat_priv, seq);
- return 0;
-}
-#endif
-
/**
* batadv_hardif_neigh_dump() - Dump to netlink the neighbor infos for a
* specific outgoing interface
msecs_to_jiffies(BATADV_ORIG_WORK_PERIOD));
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-
-/**
- * batadv_orig_seq_print_text() - Print the originator table in a seq file
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hard_iface *primary_if;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- return 0;
-
- seq_printf(seq, "[B.A.T.M.A.N. adv %s, MainIF/MAC: %s/%pM (%s %s)]\n",
- BATADV_SOURCE_VERSION, primary_if->net_dev->name,
- primary_if->net_dev->dev_addr, net_dev->name,
- bat_priv->algo_ops->name);
-
- batadv_hardif_put(primary_if);
-
- if (!bat_priv->algo_ops->orig.print) {
- seq_puts(seq,
- "No printing function for this routing protocol\n");
- return 0;
- }
-
- bat_priv->algo_ops->orig.print(bat_priv, seq, BATADV_IF_DEFAULT);
-
- return 0;
-}
-
-/**
- * batadv_orig_hardif_seq_print_text() - writes originator infos for a specific
- * outgoing interface
- * @seq: debugfs table seq_file struct
- * @offset: not used
- *
- * Return: 0
- */
-int batadv_orig_hardif_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_hard_iface *hard_iface;
- struct batadv_priv *bat_priv;
-
- hard_iface = batadv_hardif_get_by_netdev(net_dev);
-
- if (!hard_iface || !hard_iface->soft_iface) {
- seq_puts(seq, "Interface not known to B.A.T.M.A.N.\n");
- goto out;
- }
-
- bat_priv = netdev_priv(hard_iface->soft_iface);
- if (!bat_priv->algo_ops->orig.print) {
- seq_puts(seq,
- "No printing function for this routing protocol\n");
- goto out;
- }
-
- if (hard_iface->if_status != BATADV_IF_ACTIVE) {
- seq_puts(seq, "Interface not active\n");
- goto out;
- }
-
- seq_printf(seq, "[B.A.T.M.A.N. adv %s, IF/MAC: %s/%pM (%s %s)]\n",
- BATADV_SOURCE_VERSION, hard_iface->net_dev->name,
- hard_iface->net_dev->dev_addr,
- hard_iface->soft_iface->name, bat_priv->algo_ops->name);
-
- bat_priv->algo_ops->orig.print(bat_priv, seq, hard_iface);
-
-out:
- if (hard_iface)
- batadv_hardif_put(hard_iface);
- return 0;
-}
-#endif
-
/**
* batadv_orig_dump() - Dump to netlink the originator infos for a specific
* outgoing interface
#include <linux/if_ether.h>
#include <linux/jhash.h>
#include <linux/netlink.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/types.h>
void batadv_neigh_ifinfo_put(struct batadv_neigh_ifinfo *neigh_ifinfo);
int batadv_hardif_neigh_dump(struct sk_buff *msg, struct netlink_callback *cb);
-int batadv_hardif_neigh_seq_print_text(struct seq_file *seq, void *offset);
struct batadv_orig_ifinfo *
batadv_orig_ifinfo_get(struct batadv_orig_node *orig_node,
struct batadv_hard_iface *if_outgoing);
void batadv_orig_ifinfo_put(struct batadv_orig_ifinfo *orig_ifinfo);
-int batadv_orig_seq_print_text(struct seq_file *seq, void *offset);
int batadv_orig_dump(struct sk_buff *msg, struct netlink_callback *cb);
-int batadv_orig_hardif_seq_print_text(struct seq_file *seq, void *offset);
struct batadv_orig_node_vlan *
batadv_orig_node_vlan_new(struct batadv_orig_node *orig_node,
unsigned short vid);
#include "distributed-arp-table.h"
#include "fragmentation.h"
#include "hard-interface.h"
-#include "icmp_socket.h"
#include "log.h"
#include "network-coding.h"
#include "originator.h"
icmph = (struct batadv_icmp_header *)skb->data;
switch (icmph->msg_type) {
- case BATADV_ECHO_REPLY:
- case BATADV_DESTINATION_UNREACHABLE:
- case BATADV_TTL_EXCEEDED:
- /* receive the packet */
- if (skb_linearize(skb) < 0)
- break;
-
- batadv_socket_receive_packet(icmph, skb->len);
- break;
case BATADV_ECHO_REQUEST:
/* answer echo request (ping) */
primary_if = batadv_primary_if_get_selected(bat_priv);
#include "bat_algo.h"
#include "bridge_loop_avoidance.h"
-#include "debugfs.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "hard-interface.h"
goto free_bat_counters;
}
- ret = batadv_debugfs_add_meshif(dev);
- if (ret < 0)
- goto free_bat_counters;
-
ret = batadv_mesh_init(dev);
if (ret < 0)
- goto unreg_debugfs;
+ goto free_bat_counters;
return 0;
-unreg_debugfs:
- batadv_debugfs_del_meshif(dev);
free_bat_counters:
free_percpu(bat_priv->bat_counters);
bat_priv->bat_counters = NULL;
*/
static void batadv_softif_free(struct net_device *dev)
{
- batadv_debugfs_del_meshif(dev);
batadv_mesh_free(dev);
/* some scheduled RCU callbacks need the bat_priv struct to accomplish
#include <linux/netlink.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
kfree(tt_data);
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-
-/**
- * batadv_tt_local_seq_print_text() - Print the local tt table in a seq file
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hashtable *hash = bat_priv->tt.local_hash;
- struct batadv_tt_common_entry *tt_common_entry;
- struct batadv_tt_local_entry *tt_local;
- struct batadv_hard_iface *primary_if;
- struct hlist_head *head;
- u32 i;
- int last_seen_secs;
- int last_seen_msecs;
- unsigned long last_seen_jiffies;
- bool no_purge;
- u16 np_flag = BATADV_TT_CLIENT_NOPURGE;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- goto out;
-
- seq_printf(seq,
- "Locally retrieved addresses (from %s) announced via TT (TTVN: %u):\n",
- net_dev->name, (u8)atomic_read(&bat_priv->tt.vn));
- seq_puts(seq,
- " Client VID Flags Last seen (CRC )\n");
-
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(tt_common_entry,
- head, hash_entry) {
- tt_local = container_of(tt_common_entry,
- struct batadv_tt_local_entry,
- common);
- last_seen_jiffies = jiffies - tt_local->last_seen;
- last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);
- last_seen_secs = last_seen_msecs / 1000;
- last_seen_msecs = last_seen_msecs % 1000;
-
- no_purge = tt_common_entry->flags & np_flag;
- seq_printf(seq,
- " * %pM %4i [%c%c%c%c%c%c] %3u.%03u (%#.8x)\n",
- tt_common_entry->addr,
- batadv_print_vid(tt_common_entry->vid),
- ((tt_common_entry->flags &
- BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
- no_purge ? 'P' : '.',
- ((tt_common_entry->flags &
- BATADV_TT_CLIENT_NEW) ? 'N' : '.'),
- ((tt_common_entry->flags &
- BATADV_TT_CLIENT_PENDING) ? 'X' : '.'),
- ((tt_common_entry->flags &
- BATADV_TT_CLIENT_WIFI) ? 'W' : '.'),
- ((tt_common_entry->flags &
- BATADV_TT_CLIENT_ISOLA) ? 'I' : '.'),
- no_purge ? 0 : last_seen_secs,
- no_purge ? 0 : last_seen_msecs,
- tt_local->vlan->tt.crc);
- }
- rcu_read_unlock();
- }
-out:
- if (primary_if)
- batadv_hardif_put(primary_if);
- return 0;
-}
-#endif
-
/**
* batadv_tt_local_dump_entry() - Dump one TT local entry into a message
* @msg :Netlink message to dump into
return best_entry;
}
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_tt_global_print_entry() - print all orig nodes who announce the
- * address for this global entry
- * @bat_priv: the bat priv with all the soft interface information
- * @tt_global_entry: global translation table entry to be printed
- * @seq: debugfs table seq_file struct
- *
- * This function assumes the caller holds rcu_read_lock().
- */
-static void
-batadv_tt_global_print_entry(struct batadv_priv *bat_priv,
- struct batadv_tt_global_entry *tt_global_entry,
- struct seq_file *seq)
-{
- struct batadv_tt_orig_list_entry *orig_entry, *best_entry;
- struct batadv_tt_common_entry *tt_common_entry;
- struct batadv_orig_node_vlan *vlan;
- struct hlist_head *head;
- u8 last_ttvn;
- u16 flags;
-
- tt_common_entry = &tt_global_entry->common;
- flags = tt_common_entry->flags;
-
- best_entry = batadv_transtable_best_orig(bat_priv, tt_global_entry);
- if (best_entry) {
- vlan = batadv_orig_node_vlan_get(best_entry->orig_node,
- tt_common_entry->vid);
- if (!vlan) {
- seq_printf(seq,
- " * Cannot retrieve VLAN %d for originator %pM\n",
- batadv_print_vid(tt_common_entry->vid),
- best_entry->orig_node->orig);
- goto print_list;
- }
-
- last_ttvn = atomic_read(&best_entry->orig_node->last_ttvn);
- seq_printf(seq,
- " %c %pM %4i (%3u) via %pM (%3u) (%#.8x) [%c%c%c%c]\n",
- '*', tt_global_entry->common.addr,
- batadv_print_vid(tt_global_entry->common.vid),
- best_entry->ttvn, best_entry->orig_node->orig,
- last_ttvn, vlan->tt.crc,
- ((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
- ((flags & BATADV_TT_CLIENT_WIFI) ? 'W' : '.'),
- ((flags & BATADV_TT_CLIENT_ISOLA) ? 'I' : '.'),
- ((flags & BATADV_TT_CLIENT_TEMP) ? 'T' : '.'));
-
- batadv_orig_node_vlan_put(vlan);
- }
-
-print_list:
- head = &tt_global_entry->orig_list;
-
- hlist_for_each_entry_rcu(orig_entry, head, list) {
- if (best_entry == orig_entry)
- continue;
-
- vlan = batadv_orig_node_vlan_get(orig_entry->orig_node,
- tt_common_entry->vid);
- if (!vlan) {
- seq_printf(seq,
- " + Cannot retrieve VLAN %d for originator %pM\n",
- batadv_print_vid(tt_common_entry->vid),
- orig_entry->orig_node->orig);
- continue;
- }
-
- last_ttvn = atomic_read(&orig_entry->orig_node->last_ttvn);
- seq_printf(seq,
- " %c %pM %4d (%3u) via %pM (%3u) (%#.8x) [%c%c%c%c]\n",
- '+', tt_global_entry->common.addr,
- batadv_print_vid(tt_global_entry->common.vid),
- orig_entry->ttvn, orig_entry->orig_node->orig,
- last_ttvn, vlan->tt.crc,
- ((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
- ((flags & BATADV_TT_CLIENT_WIFI) ? 'W' : '.'),
- ((flags & BATADV_TT_CLIENT_ISOLA) ? 'I' : '.'),
- ((flags & BATADV_TT_CLIENT_TEMP) ? 'T' : '.'));
-
- batadv_orig_node_vlan_put(vlan);
- }
-}
-
-/**
- * batadv_tt_global_seq_print_text() - Print the global tt table in a seq file
- * @seq: seq file to print on
- * @offset: not used
- *
- * Return: always 0
- */
-int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)
-{
- struct net_device *net_dev = (struct net_device *)seq->private;
- struct batadv_priv *bat_priv = netdev_priv(net_dev);
- struct batadv_hashtable *hash = bat_priv->tt.global_hash;
- struct batadv_tt_common_entry *tt_common_entry;
- struct batadv_tt_global_entry *tt_global;
- struct batadv_hard_iface *primary_if;
- struct hlist_head *head;
- u32 i;
-
- primary_if = batadv_seq_print_text_primary_if_get(seq);
- if (!primary_if)
- goto out;
-
- seq_printf(seq,
- "Globally announced TT entries received via the mesh %s\n",
- net_dev->name);
- seq_puts(seq,
- " Client VID (TTVN) Originator (Curr TTVN) (CRC ) Flags\n");
-
- for (i = 0; i < hash->size; i++) {
- head = &hash->table[i];
-
- rcu_read_lock();
- hlist_for_each_entry_rcu(tt_common_entry,
- head, hash_entry) {
- tt_global = container_of(tt_common_entry,
- struct batadv_tt_global_entry,
- common);
- batadv_tt_global_print_entry(bat_priv, tt_global, seq);
- }
- rcu_read_unlock();
- }
-out:
- if (primary_if)
- batadv_hardif_put(primary_if);
- return 0;
-}
-#endif
-
/**
* batadv_tt_global_dump_subentry() - Dump all TT local entries into a message
* @msg: Netlink message to dump into
#include <linux/netdevice.h>
#include <linux/netlink.h>
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/types.h>
u16 batadv_tt_local_remove(struct batadv_priv *bat_priv,
const u8 *addr, unsigned short vid,
const char *message, bool roaming);
-int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset);
-int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset);
int batadv_tt_local_dump(struct sk_buff *msg, struct netlink_callback *cb);
int batadv_tt_global_dump(struct sk_buff *msg, struct netlink_callback *cb);
void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
#include <linux/netdevice.h>
#include <linux/netlink.h>
#include <linux/sched.h> /* for linux/wait.h */
-#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/spinlock.h>
#include <linux/timer.h>
struct batadv_hard_iface_bat_v bat_v;
#endif
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- /**
- * @debug_dir: dentry for nc subdir in batman-adv directory in debugfs
- */
- struct dentry *debug_dir;
-#endif
-
/**
* @neigh_list: list of unique single hop neighbors via this interface
*/
/** @work: work queue callback item for cleanup */
struct delayed_work work;
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- /**
- * @debug_dir: dentry for nc subdir in batman-adv directory in debugfs
- */
- struct dentry *debug_dir;
-#endif
-
/**
* @min_tq: only consider neighbors for encoding if neigh_tq > min_tq
*/
/** @batman_queue_left: number of remaining OGM packet slots */
atomic_t batman_queue_left;
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- /** @debug_dir: dentry for debugfs batman-adv subdirectory */
- struct dentry *debug_dir;
-#endif
-
/** @forw_bat_list: list of aggregated OGMs that will be forwarded */
struct hlist_head forw_bat_list;
struct batadv_neigh_node *neigh2,
struct batadv_hard_iface *if_outgoing2);
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- /** @print: print the single hop neighbor list (optional) */
- void (*print)(struct batadv_priv *priv, struct seq_file *seq);
-#endif
-
/** @dump: dump neighbors to a netlink socket (optional) */
void (*dump)(struct sk_buff *msg, struct netlink_callback *cb,
struct batadv_priv *priv,
* struct batadv_algo_orig_ops - mesh algorithm callbacks (originator specific)
*/
struct batadv_algo_orig_ops {
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- /** @print: print the originator table (optional) */
- void (*print)(struct batadv_priv *priv, struct seq_file *seq,
- struct batadv_hard_iface *hard_iface);
-#endif
-
/** @dump: dump originators to a netlink socket (optional) */
void (*dump)(struct sk_buff *msg, struct netlink_callback *cb,
struct batadv_priv *priv,
struct batadv_orig_node *curr_gw_orig,
struct batadv_orig_node *orig_node);
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
- /** @print: print the gateway table (optional) */
- void (*print)(struct batadv_priv *bat_priv, struct seq_file *seq);
-#endif
-
/** @dump: dump gateways to a netlink socket (optional) */
void (*dump)(struct sk_buff *msg, struct netlink_callback *cb,
struct batadv_priv *priv);
projects / platform / kernel / linux-rpi.git / commitdiff