batman-adv: Remove bat_ prefix from bat_{debugfs, sysfs}.{c, h}
[firefly-linux-kernel-4.4.55.git] / net / batman-adv / main.c
index 1f064d430a29d2477f90d99948061c11ee3046ab..13c88b25ab319a15260e77d12c65957180c46b9c 100644 (file)
@@ -1,5 +1,4 @@
-/*
- * Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2007-2012 B.A.T.M.A.N. contributors:
  *
  * Marek Lindner, Simon Wunderlich
  *
  * 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 "bat_debugfs.h"
+#include "sysfs.h"
+#include "debugfs.h"
 #include "routing.h"
 #include "send.h"
 #include "originator.h"
 
 
 /* List manipulations on hardif_list have to be rtnl_lock()'ed,
- * list traversals just rcu-locked */
-struct list_head hardif_list;
-static int (*recv_packet_handler[256])(struct sk_buff *, struct hard_iface *);
-char bat_routing_algo[20] = "BATMAN_IV";
-static struct hlist_head bat_algo_list;
+ * list traversals just rcu-locked
+ */
+struct list_head batadv_hardif_list;
+static int (*batadv_rx_handler[256])(struct sk_buff *,
+                                    struct batadv_hard_iface *);
+char batadv_routing_algo[20] = "BATMAN_IV";
+static struct hlist_head batadv_algo_list;
 
-unsigned char broadcast_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+unsigned char batadv_broadcast_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 
-struct workqueue_struct *bat_event_workqueue;
+struct workqueue_struct *batadv_event_workqueue;
 
-static void recv_handler_init(void);
+static void batadv_recv_handler_init(void);
 
-static int __init batman_init(void)
+static int __init batadv_init(void)
 {
-       INIT_LIST_HEAD(&hardif_list);
-       INIT_HLIST_HEAD(&bat_algo_list);
+       INIT_LIST_HEAD(&batadv_hardif_list);
+       INIT_HLIST_HEAD(&batadv_algo_list);
 
-       recv_handler_init();
+       batadv_recv_handler_init();
 
        batadv_iv_init();
 
        /* the name should not be longer than 10 chars - see
-        * http://lwn.net/Articles/23634/ */
-       bat_event_workqueue = create_singlethread_workqueue("bat_events");
+        * http://lwn.net/Articles/23634/
+        */
+       batadv_event_workqueue = create_singlethread_workqueue("bat_events");
 
-       if (!bat_event_workqueue)
+       if (!batadv_event_workqueue)
                return -ENOMEM;
 
-       bat_socket_init();
-       debugfs_init();
+       batadv_socket_init();
+       batadv_debugfs_init();
 
-       register_netdevice_notifier(&hard_if_notifier);
+       register_netdevice_notifier(&batadv_hard_if_notifier);
 
        pr_info("B.A.T.M.A.N. advanced %s (compatibility version %i) loaded\n",
-               SOURCE_VERSION, COMPAT_VERSION);
+               BATADV_SOURCE_VERSION, BATADV_COMPAT_VERSION);
 
        return 0;
 }
 
-static void __exit batman_exit(void)
+static void __exit batadv_exit(void)
 {
-       debugfs_destroy();
-       unregister_netdevice_notifier(&hard_if_notifier);
-       hardif_remove_interfaces();
+       batadv_debugfs_destroy();
+       unregister_netdevice_notifier(&batadv_hard_if_notifier);
+       batadv_hardif_remove_interfaces();
 
-       flush_workqueue(bat_event_workqueue);
-       destroy_workqueue(bat_event_workqueue);
-       bat_event_workqueue = NULL;
+       flush_workqueue(batadv_event_workqueue);
+       destroy_workqueue(batadv_event_workqueue);
+       batadv_event_workqueue = NULL;
 
        rcu_barrier();
 }
 
-int mesh_init(struct net_device *soft_iface)
+int batadv_mesh_init(struct net_device *soft_iface)
 {
-       struct bat_priv *bat_priv = netdev_priv(soft_iface);
+       struct batadv_priv *bat_priv = netdev_priv(soft_iface);
        int ret;
 
        spin_lock_init(&bat_priv->forw_bat_list_lock);
@@ -111,76 +112,77 @@ int mesh_init(struct net_device *soft_iface)
        INIT_LIST_HEAD(&bat_priv->tt_req_list);
        INIT_LIST_HEAD(&bat_priv->tt_roam_list);
 
-       ret = originator_init(bat_priv);
+       ret = batadv_originator_init(bat_priv);
        if (ret < 0)
                goto err;
 
-       ret = tt_init(bat_priv);
+       ret = batadv_tt_init(bat_priv);
        if (ret < 0)
                goto err;
 
-       tt_local_add(soft_iface, soft_iface->dev_addr, NULL_IFINDEX);
+       batadv_tt_local_add(soft_iface, soft_iface->dev_addr,
+                           BATADV_NULL_IFINDEX);
 
-       ret = vis_init(bat_priv);
+       ret = batadv_vis_init(bat_priv);
        if (ret < 0)
                goto err;
 
-       ret = bla_init(bat_priv);
+       ret = batadv_bla_init(bat_priv);
        if (ret < 0)
                goto err;
 
        atomic_set(&bat_priv->gw_reselect, 0);
-       atomic_set(&bat_priv->mesh_state, MESH_ACTIVE);
+       atomic_set(&bat_priv->mesh_state, BATADV_MESH_ACTIVE);
 
        return 0;
 
 err:
-       mesh_free(soft_iface);
+       batadv_mesh_free(soft_iface);
        return ret;
 }
 
-void mesh_free(struct net_device *soft_iface)
+void batadv_mesh_free(struct net_device *soft_iface)
 {
-       struct bat_priv *bat_priv = netdev_priv(soft_iface);
+       struct batadv_priv *bat_priv = netdev_priv(soft_iface);
 
-       atomic_set(&bat_priv->mesh_state, MESH_DEACTIVATING);
+       atomic_set(&bat_priv->mesh_state, BATADV_MESH_DEACTIVATING);
 
-       purge_outstanding_packets(bat_priv, NULL);
+       batadv_purge_outstanding_packets(bat_priv, NULL);
 
-       vis_quit(bat_priv);
+       batadv_vis_quit(bat_priv);
 
-       gw_node_purge(bat_priv);
-       originator_free(bat_priv);
+       batadv_gw_node_purge(bat_priv);
+       batadv_originator_free(bat_priv);
 
-       tt_free(bat_priv);
+       batadv_tt_free(bat_priv);
 
-       bla_free(bat_priv);
+       batadv_bla_free(bat_priv);
 
        free_percpu(bat_priv->bat_counters);
 
-       atomic_set(&bat_priv->mesh_state, MESH_INACTIVE);
+       atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE);
 }
 
-void inc_module_count(void)
+void batadv_inc_module_count(void)
 {
        try_module_get(THIS_MODULE);
 }
 
-void dec_module_count(void)
+void batadv_dec_module_count(void)
 {
        module_put(THIS_MODULE);
 }
 
-int is_my_mac(const uint8_t *addr)
+int batadv_is_my_mac(const uint8_t *addr)
 {
-       const struct hard_iface *hard_iface;
+       const struct batadv_hard_iface *hard_iface;
 
        rcu_read_lock();
-       list_for_each_entry_rcu(hard_iface, &hardif_list, list) {
-               if (hard_iface->if_status != IF_ACTIVE)
+       list_for_each_entry_rcu(hard_iface, &batadv_hardif_list, list) {
+               if (hard_iface->if_status != BATADV_IF_ACTIVE)
                        continue;
 
-               if (compare_eth(hard_iface->net_dev->dev_addr, addr)) {
+               if (batadv_compare_eth(hard_iface->net_dev->dev_addr, addr)) {
                        rcu_read_unlock();
                        return 1;
                }
@@ -189,8 +191,8 @@ int is_my_mac(const uint8_t *addr)
        return 0;
 }
 
-static int recv_unhandled_packet(struct sk_buff *skb,
-                                struct hard_iface *recv_if)
+static int batadv_recv_unhandled_packet(struct sk_buff *skb,
+                                       struct batadv_hard_iface *recv_if)
 {
        return NET_RX_DROP;
 }
@@ -198,16 +200,18 @@ static int recv_unhandled_packet(struct sk_buff *skb,
 /* incoming packets with the batman ethertype received on any active hard
  * interface
  */
-int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
-                   struct packet_type *ptype, struct net_device *orig_dev)
+int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
+                          struct packet_type *ptype,
+                          struct net_device *orig_dev)
 {
-       struct bat_priv *bat_priv;
-       struct batman_ogm_packet *batman_ogm_packet;
-       struct hard_iface *hard_iface;
+       struct batadv_priv *bat_priv;
+       struct batadv_ogm_packet *batadv_ogm_packet;
+       struct batadv_hard_iface *hard_iface;
        uint8_t idx;
        int ret;
 
-       hard_iface = container_of(ptype, struct hard_iface, batman_adv_ptype);
+       hard_iface = container_of(ptype, struct batadv_hard_iface,
+                                 batman_adv_ptype);
        skb = skb_share_check(skb, GFP_ATOMIC);
 
        /* skb was released by skb_share_check() */
@@ -227,27 +231,27 @@ int batman_skb_recv(struct sk_buff *skb, struct net_device *dev,
 
        bat_priv = netdev_priv(hard_iface->soft_iface);
 
-       if (atomic_read(&bat_priv->mesh_state) != MESH_ACTIVE)
+       if (atomic_read(&bat_priv->mesh_state) != BATADV_MESH_ACTIVE)
                goto err_free;
 
        /* discard frames on not active interfaces */
-       if (hard_iface->if_status != IF_ACTIVE)
+       if (hard_iface->if_status != BATADV_IF_ACTIVE)
                goto err_free;
 
-       batman_ogm_packet = (struct batman_ogm_packet *)skb->data;
+       batadv_ogm_packet = (struct batadv_ogm_packet *)skb->data;
 
-       if (batman_ogm_packet->header.version != COMPAT_VERSION) {
-               bat_dbg(DBG_BATMAN, bat_priv,
-                       "Drop packet: incompatible batman version (%i)\n",
-                       batman_ogm_packet->header.version);
+       if (batadv_ogm_packet->header.version != BATADV_COMPAT_VERSION) {
+               batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+                          "Drop packet: incompatible batman version (%i)\n",
+                          batadv_ogm_packet->header.version);
                goto err_free;
        }
 
        /* all receive handlers return whether they received or reused
         * the supplied skb. if not, we have to free the skb.
         */
-       idx = batman_ogm_packet->header.packet_type;
-       ret = (*recv_packet_handler[idx])(skb, hard_iface);
+       idx = batadv_ogm_packet->header.packet_type;
+       ret = (*batadv_rx_handler[idx])(skb, hard_iface);
 
        if (ret == NET_RX_DROP)
                kfree_skb(skb);
@@ -264,51 +268,52 @@ err_out:
        return NET_RX_DROP;
 }
 
-static void recv_handler_init(void)
+static void batadv_recv_handler_init(void)
 {
        int i;
 
-       for (i = 0; i < ARRAY_SIZE(recv_packet_handler); i++)
-               recv_packet_handler[i] = recv_unhandled_packet;
+       for (i = 0; i < ARRAY_SIZE(batadv_rx_handler); i++)
+               batadv_rx_handler[i] = batadv_recv_unhandled_packet;
 
        /* batman icmp packet */
-       recv_packet_handler[BAT_ICMP] = recv_icmp_packet;
+       batadv_rx_handler[BATADV_ICMP] = batadv_recv_icmp_packet;
        /* unicast packet */
-       recv_packet_handler[BAT_UNICAST] = recv_unicast_packet;
+       batadv_rx_handler[BATADV_UNICAST] = batadv_recv_unicast_packet;
        /* fragmented unicast packet */
-       recv_packet_handler[BAT_UNICAST_FRAG] = recv_ucast_frag_packet;
+       batadv_rx_handler[BATADV_UNICAST_FRAG] = batadv_recv_ucast_frag_packet;
        /* broadcast packet */
-       recv_packet_handler[BAT_BCAST] = recv_bcast_packet;
+       batadv_rx_handler[BATADV_BCAST] = batadv_recv_bcast_packet;
        /* vis packet */
-       recv_packet_handler[BAT_VIS] = recv_vis_packet;
+       batadv_rx_handler[BATADV_VIS] = batadv_recv_vis_packet;
        /* Translation table query (request or response) */
-       recv_packet_handler[BAT_TT_QUERY] = recv_tt_query;
+       batadv_rx_handler[BATADV_TT_QUERY] = batadv_recv_tt_query;
        /* Roaming advertisement */
-       recv_packet_handler[BAT_ROAM_ADV] = recv_roam_adv;
+       batadv_rx_handler[BATADV_ROAM_ADV] = batadv_recv_roam_adv;
 }
 
-int recv_handler_register(uint8_t packet_type,
-                         int (*recv_handler)(struct sk_buff *,
-                                             struct hard_iface *))
+int
+batadv_recv_handler_register(uint8_t packet_type,
+                            int (*recv_handler)(struct sk_buff *,
+                                                struct batadv_hard_iface *))
 {
-       if (recv_packet_handler[packet_type] != &recv_unhandled_packet)
+       if (batadv_rx_handler[packet_type] != &batadv_recv_unhandled_packet)
                return -EBUSY;
 
-       recv_packet_handler[packet_type] = recv_handler;
+       batadv_rx_handler[packet_type] = recv_handler;
        return 0;
 }
 
-void recv_handler_unregister(uint8_t packet_type)
+void batadv_recv_handler_unregister(uint8_t packet_type)
 {
-       recv_packet_handler[packet_type] = recv_unhandled_packet;
+       batadv_rx_handler[packet_type] = batadv_recv_unhandled_packet;
 }
 
-static struct bat_algo_ops *bat_algo_get(char *name)
+static struct batadv_algo_ops *batadv_algo_get(char *name)
 {
-       struct bat_algo_ops *bat_algo_ops = NULL, *bat_algo_ops_tmp;
+       struct batadv_algo_ops *bat_algo_ops = NULL, *bat_algo_ops_tmp;
        struct hlist_node *node;
 
-       hlist_for_each_entry(bat_algo_ops_tmp, node, &bat_algo_list, list) {
+       hlist_for_each_entry(bat_algo_ops_tmp, node, &batadv_algo_list, list) {
                if (strcmp(bat_algo_ops_tmp->name, name) != 0)
                        continue;
 
@@ -319,12 +324,12 @@ static struct bat_algo_ops *bat_algo_get(char *name)
        return bat_algo_ops;
 }
 
-int bat_algo_register(struct bat_algo_ops *bat_algo_ops)
+int batadv_algo_register(struct batadv_algo_ops *bat_algo_ops)
 {
-       struct bat_algo_ops *bat_algo_ops_tmp;
+       struct batadv_algo_ops *bat_algo_ops_tmp;
        int ret;
 
-       bat_algo_ops_tmp = bat_algo_get(bat_algo_ops->name);
+       bat_algo_ops_tmp = batadv_algo_get(bat_algo_ops->name);
        if (bat_algo_ops_tmp) {
                pr_info("Trying to register already registered routing algorithm: %s\n",
                        bat_algo_ops->name);
@@ -346,19 +351,19 @@ int bat_algo_register(struct bat_algo_ops *bat_algo_ops)
        }
 
        INIT_HLIST_NODE(&bat_algo_ops->list);
-       hlist_add_head(&bat_algo_ops->list, &bat_algo_list);
+       hlist_add_head(&bat_algo_ops->list, &batadv_algo_list);
        ret = 0;
 
 out:
        return ret;
 }
 
-int bat_algo_select(struct bat_priv *bat_priv, char *name)
+int batadv_algo_select(struct batadv_priv *bat_priv, char *name)
 {
-       struct bat_algo_ops *bat_algo_ops;
+       struct batadv_algo_ops *bat_algo_ops;
        int ret = -EINVAL;
 
-       bat_algo_ops = bat_algo_get(name);
+       bat_algo_ops = batadv_algo_get(name);
        if (!bat_algo_ops)
                goto out;
 
@@ -369,30 +374,30 @@ out:
        return ret;
 }
 
-int bat_algo_seq_print_text(struct seq_file *seq, void *offset)
+int batadv_algo_seq_print_text(struct seq_file *seq, void *offset)
 {
-       struct bat_algo_ops *bat_algo_ops;
+       struct batadv_algo_ops *bat_algo_ops;
        struct hlist_node *node;
 
        seq_printf(seq, "Available routing algorithms:\n");
 
-       hlist_for_each_entry(bat_algo_ops, node, &bat_algo_list, list) {
+       hlist_for_each_entry(bat_algo_ops, node, &batadv_algo_list, list) {
                seq_printf(seq, "%s\n", bat_algo_ops->name);
        }
 
        return 0;
 }
 
-static int param_set_ra(const char *val, const struct kernel_param *kp)
+static int batadv_param_set_ra(const char *val, const struct kernel_param *kp)
 {
-       struct bat_algo_ops *bat_algo_ops;
+       struct batadv_algo_ops *bat_algo_ops;
        char *algo_name = (char *)val;
        size_t name_len = strlen(algo_name);
 
        if (algo_name[name_len - 1] == '\n')
                algo_name[name_len - 1] = '\0';
 
-       bat_algo_ops = bat_algo_get(algo_name);
+       bat_algo_ops = batadv_algo_get(algo_name);
        if (!bat_algo_ops) {
                pr_err("Routing algorithm '%s' is not supported\n", algo_name);
                return -EINVAL;
@@ -401,23 +406,24 @@ static int param_set_ra(const char *val, const struct kernel_param *kp)
        return param_set_copystring(algo_name, kp);
 }
 
-static const struct kernel_param_ops param_ops_ra = {
-       .set = param_set_ra,
+static const struct kernel_param_ops batadv_param_ops_ra = {
+       .set = batadv_param_set_ra,
        .get = param_get_string,
 };
 
-static struct kparam_string __param_string_ra = {
-       .maxlen = sizeof(bat_routing_algo),
-       .string = bat_routing_algo,
+static struct kparam_string batadv_param_string_ra = {
+       .maxlen = sizeof(batadv_routing_algo),
+       .string = batadv_routing_algo,
 };
 
-module_param_cb(routing_algo, &param_ops_ra, &__param_string_ra, 0644);
-module_init(batman_init);
-module_exit(batman_exit);
+module_param_cb(routing_algo, &batadv_param_ops_ra, &batadv_param_string_ra,
+               0644);
+module_init(batadv_init);
+module_exit(batadv_exit);
 
 MODULE_LICENSE("GPL");
 
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_SUPPORTED_DEVICE(DRIVER_DEVICE);
-MODULE_VERSION(SOURCE_VERSION);
+MODULE_AUTHOR(BATADV_DRIVER_AUTHOR);
+MODULE_DESCRIPTION(BATADV_DRIVER_DESC);
+MODULE_SUPPORTED_DEVICE(BATADV_DRIVER_DEVICE);
+MODULE_VERSION(BATADV_SOURCE_VERSION);