The following commit has been merged in the linux branch:
commit 4e51e82337714b3842e3c83d6f3d3f9e5e82e68e
Merge: f2204f0631662cc7431fb06c7897ac58df8e4b89 13bc17ebf3e6062d92673a31f1b60a2e60f85813
Author: Sven Eckelmann <sven.eckelmann(a)gmx.de>
Date: Sat Jun 26 00:14:41 2010 +0200
Merge branch 'maint' into linux
diff --combined drivers/staging/batman-adv/main.c
index ae88806,0000000..d7e2960
mode 100644,000000..100644
--- a/drivers/staging/batman-adv/main.c
+++ b/drivers/staging/batman-adv/main.c
@@@ -1,299 -1,0 +1,299 @@@
+/*
+ * Copyright (C) 2007-2010 B.A.T.M.A.N. contributors:
+ *
+ * Marek Lindner, Simon Wunderlich
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public
+ * License as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA
+ *
+ */
+
+#include "main.h"
+#include "bat_sysfs.h"
+#include "bat_debugfs.h"
+#include "routing.h"
+#include "send.h"
+#include "originator.h"
+#include "soft-interface.h"
+#include "icmp_socket.h"
+#include "translation-table.h"
+#include "hard-interface.h"
+#include "types.h"
+#include "vis.h"
+#include "hash.h"
+
+struct list_head if_list;
+struct hlist_head forw_bat_list;
+struct hlist_head forw_bcast_list;
+struct hashtable_t *orig_hash;
+
+DEFINE_SPINLOCK(orig_hash_lock);
+DEFINE_SPINLOCK(forw_bat_list_lock);
+DEFINE_SPINLOCK(forw_bcast_list_lock);
+
+atomic_t bcast_queue_left;
+atomic_t batman_queue_left;
+
+int16_t num_hna;
+
+struct net_device *soft_device;
+
+unsigned char broadcast_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+atomic_t module_state;
+
+static struct packet_type batman_adv_packet_type __read_mostly = {
+ .type = __constant_htons(ETH_P_BATMAN),
+ .func = batman_skb_recv,
+};
+
+struct workqueue_struct *bat_event_workqueue;
+
+#ifdef CONFIG_BATMAN_ADV_DEBUG
+int debug;
+
+module_param(debug, int, 0644);
+
+int bat_debug_type(int type)
+{
+ return debug & type;
+}
+#endif
+
+int init_module(void)
+{
+ int retval;
+
+ INIT_LIST_HEAD(&if_list);
+ INIT_HLIST_HEAD(&forw_bat_list);
+ INIT_HLIST_HEAD(&forw_bcast_list);
+
+ atomic_set(&module_state, MODULE_INACTIVE);
+
+ atomic_set(&bcast_queue_left, BCAST_QUEUE_LEN);
+ atomic_set(&batman_queue_left, BATMAN_QUEUE_LEN);
+
+ /* the name should not be longer than 10 chars - see
+ *
http://lwn.net/Articles/23634/ */
+ bat_event_workqueue = create_singlethread_workqueue("bat_events");
+
+ if (!bat_event_workqueue)
+ return -ENOMEM;
+
+ bat_socket_init();
+ debugfs_init();
+
+ /* initialize layer 2 interface */
+ soft_device = alloc_netdev(sizeof(struct bat_priv) , "bat%d",
+ interface_setup);
+
+ if (!soft_device) {
+ printk(KERN_ERR "batman-adv:"
+ "Unable to allocate the batman interface\n");
+ goto end;
+ }
+
+ retval = register_netdev(soft_device);
+
+ if (retval < 0) {
+ printk(KERN_ERR "batman-adv:"
+ "Unable to register the batman interface: %i\n", retval);
+ goto free_soft_device;
+ }
+
+ retval = sysfs_add_meshif(soft_device);
+
+ if (retval < 0)
+ goto unreg_soft_device;
+
+ retval = debugfs_add_meshif(soft_device);
+
+ if (retval < 0)
+ goto unreg_sysfs;
+
+ register_netdevice_notifier(&hard_if_notifier);
+ dev_add_pack(&batman_adv_packet_type);
+
+ printk(KERN_INFO "batman-adv:"
+ "B.A.T.M.A.N. advanced %s%s (compatibility version %i) loaded\n",
+ SOURCE_VERSION, REVISION_VERSION_STR, COMPAT_VERSION);
+
+ return 0;
+
+unreg_sysfs:
+ sysfs_del_meshif(soft_device);
+unreg_soft_device:
+ unregister_netdev(soft_device);
+ soft_device = NULL;
+ return -ENOMEM;
+
+free_soft_device:
+ free_netdev(soft_device);
+ soft_device = NULL;
+end:
+ return -ENOMEM;
+}
+
+void cleanup_module(void)
+{
+ deactivate_module();
+
++ debugfs_destroy();
+ unregister_netdevice_notifier(&hard_if_notifier);
+ hardif_remove_interfaces();
+
+ if (soft_device) {
+ debugfs_del_meshif(soft_device);
+ sysfs_del_meshif(soft_device);
+ unregister_netdev(soft_device);
+ soft_device = NULL;
+ }
+
+ dev_remove_pack(&batman_adv_packet_type);
+
+ destroy_workqueue(bat_event_workqueue);
+ bat_event_workqueue = NULL;
+}
+
+/* activates the module, starts timer ... */
+void activate_module(void)
+{
+ if (originator_init() < 1)
+ goto err;
+
+ if (hna_local_init() < 1)
+ goto err;
+
+ if (hna_global_init() < 1)
+ goto err;
+
+ hna_local_add(soft_device->dev_addr);
+
+ if (vis_init() < 1)
+ goto err;
+
+ update_min_mtu();
+ atomic_set(&module_state, MODULE_ACTIVE);
+ goto end;
+
+err:
+ printk(KERN_ERR "batman-adv:"
+ "Unable to allocate memory for mesh information structures: "
+ "out of mem ?\n");
+ deactivate_module();
+end:
+ return;
+}
+
+/* shuts down the whole module.*/
+void deactivate_module(void)
+{
+ atomic_set(&module_state, MODULE_DEACTIVATING);
+
+ purge_outstanding_packets(NULL);
+ flush_workqueue(bat_event_workqueue);
+
+ vis_quit();
+
+ /* TODO: unregister BATMAN pack */
+
+ originator_free();
+
+ hna_local_free();
+ hna_global_free();
+
+ synchronize_net();
- debugfs_destroy();
+
+ synchronize_rcu();
+ atomic_set(&module_state, MODULE_INACTIVE);
+}
+
+void inc_module_count(void)
+{
+ try_module_get(THIS_MODULE);
+}
+
+void dec_module_count(void)
+{
+ module_put(THIS_MODULE);
+}
+
+int addr_to_string(char *buff, uint8_t *addr)
+{
+ return sprintf(buff, "%pM", addr);
+}
+
+/* returns 1 if they are the same originator */
+
+int compare_orig(void *data1, void *data2)
+{
+ return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
+}
+
+/* hashfunction to choose an entry in a hash table of given size */
+/* hash algorithm from
http://en.wikipedia.org/wiki/Hash_table */
+int choose_orig(void *data, int32_t size)
+{
+ unsigned char *key = data;
+ uint32_t hash = 0;
+ size_t i;
+
+ for (i = 0; i < 6; i++) {
+ hash += key[i];
+ hash += (hash << 10);
+ hash ^= (hash >> 6);
+ }
+
+ hash += (hash << 3);
+ hash ^= (hash >> 11);
+ hash += (hash << 15);
+
+ return hash % size;
+}
+
+int is_my_mac(uint8_t *addr)
+{
+ struct batman_if *batman_if;
+ rcu_read_lock();
+ list_for_each_entry_rcu(batman_if, &if_list, list) {
+ if ((batman_if->net_dev) &&
+ (compare_orig(batman_if->net_dev->dev_addr, addr))) {
+ rcu_read_unlock();
+ return 1;
+ }
+ }
+ rcu_read_unlock();
+ return 0;
+
+}
+
+int is_bcast(uint8_t *addr)
+{
+ return (addr[0] == (uint8_t)0xff) && (addr[1] == (uint8_t)0xff);
+}
+
+int is_mcast(uint8_t *addr)
+{
+ return *addr & 0x01;
+}
+
+MODULE_LICENSE("GPL");
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_SUPPORTED_DEVICE(DRIVER_DEVICE);
+#ifdef REVISION_VERSION
+MODULE_VERSION(SOURCE_VERSION "-" REVISION_VERSION);
+#else
+MODULE_VERSION(SOURCE_VERSION);
+#endif
--
linux integration