@@ -58,7 +58,8 @@ int bat_device_setup(void)
/* register our device - kernel assigns a free major number */
tmp_major = register_chrdev(0, DRIVER_DEVICE, &fops);
if (tmp_major < 0) {
- printk(KERN_ERR "batman-adv:Registering the character device failed with %d\n",
+ printk(KERN_ERR "batman-adv:"
+ "Registering the character device failed with %d\n",
tmp_major);
return 0;
}
@@ -66,7 +67,8 @@ int bat_device_setup(void)
batman_class = class_create(THIS_MODULE, "batman-adv");
if (IS_ERR(batman_class)) {
- printk(KERN_ERR "batman-adv:Could not register class 'batman-adv'\n");
+ printk(KERN_ERR "batman-adv:"
+ "Could not register class 'batman-adv'\n");
return 0;
}
@@ -109,7 +111,9 @@ int bat_device_open(struct inode *inode, struct file *file)
}
if (i == ARRAY_SIZE(device_client_hash)) {
- printk(KERN_ERR "batman-adv:Error - can't add another packet client: maximum number of clients reached\n");
+ printk(KERN_ERR "batman-adv:"
+ "Error - can't add another packet client: "
+ "maximum number of clients reached\n");
kfree(device_client);
return -EXFULL;
}
@@ -210,7 +214,9 @@ ssize_t bat_device_write(struct file *file, const char __user *buff,
unsigned long flags;
if (len < sizeof(struct icmp_packet)) {
- bat_dbg(DBG_BATMAN, "batman-adv:Error - can't send packet from char device: invalid packet size\n");
+ bat_dbg(DBG_BATMAN, "batman-adv:"
+ "Error - can't send packet from char device: "
+ "invalid packet size\n");
return -EINVAL;
}
@@ -221,12 +227,16 @@ ssize_t bat_device_write(struct file *file, const char __user *buff,
return -EFAULT;
if (icmp_packet.packet_type != BAT_ICMP) {
- bat_dbg(DBG_BATMAN, "batman-adv:Error - can't send packet from char device: got bogus packet type (expected: BAT_ICMP)\n");
+ bat_dbg(DBG_BATMAN, "batman-adv:"
+ "Error - can't send packet from char device: "
+ "got bogus packet type (expected: BAT_ICMP)\n");
return -EINVAL;
}
if (icmp_packet.msg_type != ECHO_REQUEST) {
- bat_dbg(DBG_BATMAN, "batman-adv:Error - can't send packet from char device: got bogus message type (expected: ECHO_REQUEST)\n");
+ bat_dbg(DBG_BATMAN, "batman-adv:"
+ "Error - can't send packet from char device: "
+ "got bogus message type (expected: ECHO_REQUEST)\n");
return -EINVAL;
}
@@ -150,9 +150,12 @@ static void check_known_mac_addr(uint8_t *addr)
if (!compare_orig(batman_if->net_dev->dev_addr, addr))
continue;
- printk(KERN_WARNING "batman-adv:The newly added mac address (%pM) already exists on: %s\n",
- addr, batman_if->dev);
- printk(KERN_WARNING "batman-adv:It is strongly recommended to keep mac addresses unique to avoid problems!\n");
+ printk(KERN_WARNING "batman-adv:"
+ "The newly added mac address (%pM) already exists on: %s\n",
+ addr, batman_if->dev);
+ printk(KERN_WARNING "batman-adv:"
+ "It is strongly recommended to keep mac addresses unique"
+ "to avoid problems!\n");
}
rcu_read_unlock();
}
@@ -243,7 +246,8 @@ int hardif_enable_interface(struct batman_if *batman_if)
batman_if->packet_buff = kmalloc(batman_if->packet_len, GFP_ATOMIC);
if (!batman_if->packet_buff) {
- printk(KERN_ERR "batman-adv:Can't add interface packet (%s): out of memory\n",
+ printk(KERN_ERR "batman-adv:"
+ "Can't add interface packet (%s): out of memory\n",
batman_if->dev);
goto err;
}
@@ -267,7 +271,10 @@ int hardif_enable_interface(struct batman_if *batman_if)
if (hardif_is_iface_up(batman_if))
hardif_activate_interface(bat_priv, batman_if);
else
- printk(KERN_ERR "batman-adv:Not using interface %s (retrying later): interface not active\n", batman_if->dev);
+ printk(KERN_ERR "batman-adv:"
+ "Not using interface %s "
+ "(retrying later): interface not active\n",
+ batman_if->dev);
/* begin scheduling originator messages on that interface */
schedule_own_packet(batman_if);
@@ -317,7 +324,8 @@ static struct batman_if *hardif_add_interface(struct net_device *net_dev)
batman_if = kmalloc(sizeof(struct batman_if), GFP_ATOMIC);
if (!batman_if) {
- printk(KERN_ERR "batman-adv:Can't add interface (%s): out of memory\n",
+ printk(KERN_ERR "batman-adv:"
+ "Can't add interface (%s): out of memory\n",
net_dev->name);
goto out;
}
@@ -100,14 +100,16 @@ int init_module(void)
interface_setup);
if (!soft_device) {
- printk(KERN_ERR "batman-adv:Unable to allocate the batman interface\n");
+ 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);
+ printk(KERN_ERR "batman-adv:"
+ "Unable to register the batman interface: %i\n", retval);
goto free_soft_device;
}
@@ -119,8 +121,9 @@ int init_module(void)
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);
+ 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;
@@ -177,7 +180,9 @@ void activate_module(void)
goto end;
err:
- printk(KERN_ERR "batman-adv:Unable to allocate memory for mesh information structures: out of mem ?\n");
+ printk(KERN_ERR "batman-adv:"
+ "Unable to allocate memory for mesh information structures: "
+ "out of mem ?\n");
deactivate_module();
end:
return;
@@ -219,7 +224,7 @@ void dec_module_count(void)
int addr_to_string(char *buff, uint8_t *addr)
{
- return sprintf(buff, "%02x:%02x:%02x:%02x:%02x:%02x",
+ return sprintf(buff, MAC_FMT,
addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
}
@@ -22,7 +22,8 @@
/* Kernel Programming */
#define LINUX
-#define DRIVER_AUTHOR "Marek Lindner <lindner_marek@yahoo.de>, Simon Wunderlich <siwu@hrz.tu-chemnitz.de>"
+#define DRIVER_AUTHOR "Marek Lindner <lindner_marek@yahoo.de>, " \
+ "Simon Wunderlich <siwu@hrz.tu-chemnitz.de>"
#define DRIVER_DESC "B.A.T.M.A.N. advanced"
#define DRIVER_DEVICE "batman-adv"
@@ -141,8 +141,10 @@ struct orig_node *get_orig_node(uint8_t *addr)
memcpy(orig_node->orig, addr, ETH_ALEN);
orig_node->router = NULL;
orig_node->hna_buff = NULL;
- orig_node->bcast_seqno_reset = jiffies - msecs_to_jiffies(RESET_PROTECTION_MS) - 1;
- orig_node->batman_seqno_reset = jiffies - msecs_to_jiffies(RESET_PROTECTION_MS) - 1;
+ orig_node->bcast_seqno_reset = jiffies - 1
+ - msecs_to_jiffies(RESET_PROTECTION_MS);
+ orig_node->batman_seqno_reset = jiffies - 1
+ - msecs_to_jiffies(RESET_PROTECTION_MS);
size = bat_priv->num_ifaces * sizeof(TYPE_OF_WORD) * NUM_WORDS;
@@ -199,11 +201,15 @@ static bool purge_orig_neighbors(struct orig_node *orig_node,
if (neigh_node->if_incoming->if_status ==
IF_TO_BE_REMOVED)
- bat_dbg(DBG_BATMAN, "neighbor purge: originator %pM, neighbor: %pM, iface: %s\n",
+ bat_dbg(DBG_BATMAN,
+ "neighbor purge: originator %pM, "
+ "neighbor: %pM, iface: %s\n",
orig_node->orig, neigh_node->addr,
neigh_node->if_incoming->dev);
else
- bat_dbg(DBG_BATMAN, "neighbor timeout: originator %pM, neighbor: %pM, last_valid: %lu\n",
+ bat_dbg(DBG_BATMAN,
+ "neighbor timeout: originator %pM, "
+ "neighbor: %pM, last_valid: %lu\n",
orig_node->orig, neigh_node->addr,
(neigh_node->last_valid / HZ));
@@ -281,24 +287,25 @@ ssize_t orig_fill_buffer_text(struct net_device *net_dev, char *buff,
if (!bat_priv->primary_if) {
if (off == 0)
return sprintf(buff,
- "BATMAN mesh %s disabled - please specify interfaces to enable it\n",
- net_dev->name);
+ "BATMAN mesh %s disabled - "
+ "please specify interfaces to enable it\n",
+ net_dev->name);
return 0;
}
- if (bat_priv->primary_if->if_status != IF_ACTIVE) {
- if (off == 0)
- return sprintf(buff,
- "BATMAN mesh %s disabled - primary interface not active\n",
- net_dev->name);
-
+ if (bat_priv->primary_if->if_status != IF_ACTIVE && off == 0)
+ return sprintf(buff,
+ "BATMAN mesh %s "
+ "disabled - primary interface not active\n",
+ net_dev->name);
+ else if (bat_priv->primary_if->if_status != IF_ACTIVE)
return 0;
- }
rcu_read_lock();
hdr_len = sprintf(buff,
- " %-14s (%s/%i) %17s [%10s]: %20s ... [B.A.T.M.A.N. adv %s%s, MainIF/MAC: %s/%s (%s)]\n",
+ " %-14s (%s/%i) %17s [%10s]: %20s "
+ "... [B.A.T.M.A.N. adv %s%s, MainIF/MAC: %s/%s (%s)]\n",
"Originator", "#", TQ_MAX_VALUE, "Nexthop", "outgoingIF",
"Potential nexthops", SOURCE_VERSION, REVISION_VERSION_STR,
bat_priv->primary_if->dev, bat_priv->primary_if->addr_str,
@@ -367,7 +374,8 @@ static int orig_node_add_if(struct orig_node *orig_node, int max_if_num)
data_ptr = kmalloc(max_if_num * sizeof(TYPE_OF_WORD) * NUM_WORDS,
GFP_ATOMIC);
if (!data_ptr) {
- printk(KERN_ERR "batman-adv:Can't resize orig: out of memory\n");
+ printk(KERN_ERR
+ "batman-adv:Can't resize orig: out of memory\n");
return -1;
}
@@ -378,7 +386,8 @@ static int orig_node_add_if(struct orig_node *orig_node, int max_if_num)
data_ptr = kmalloc(max_if_num * sizeof(uint8_t), GFP_ATOMIC);
if (!data_ptr) {
- printk(KERN_ERR "batman-adv:Can't resize orig: out of memory\n");
+ printk(KERN_ERR
+ "batman-adv:Can't resize orig: out of memory\n");
return -1;
}
@@ -427,7 +436,8 @@ static int orig_node_del_if(struct orig_node *orig_node,
chunk_size = sizeof(TYPE_OF_WORD) * NUM_WORDS;
data_ptr = kmalloc(max_if_num * chunk_size, GFP_ATOMIC);
if (!data_ptr) {
- printk(KERN_ERR "batman-adv:Can't resize orig: out of memory\n");
+ printk(KERN_ERR
+ "batman-adv:Can't resize orig: out of memory\n");
return -1;
}
@@ -448,7 +458,8 @@ free_bcast_own:
data_ptr = kmalloc(max_if_num * sizeof(uint8_t), GFP_ATOMIC);
if (!data_ptr) {
- printk(KERN_ERR "batman-adv:Can't resize orig: out of memory\n");
+ printk(KERN_ERR
+ "batman-adv:Can't resize orig: out of memory\n");
return -1;
}
@@ -68,7 +68,8 @@ static ssize_t proc_interfaces_write(struct file *instance,
return -ENOMEM;
if (count > IFNAMSIZ - 1) {
- printk(KERN_WARNING "batman-adv:Can't add interface: device name is too long\n");
+ printk(KERN_WARNING "batman-adv:"
+ "Can't add interface: device name is too long\n");
goto end;
}
@@ -95,7 +96,9 @@ static ssize_t proc_interfaces_write(struct file *instance,
rcu_read_lock();
list_for_each_entry_rcu(batman_if, &if_list, list) {
if (strncmp(batman_if->dev, if_string, count) == 0) {
- printk(KERN_ERR "batman-adv:Given interface is already active: %s\n", if_string);
+ printk(KERN_ERR "batman-adv:"
+ "Given interface is already active: %s\n",
+ if_string);
rcu_read_unlock();
goto end;
@@ -152,7 +155,9 @@ int setup_procfs(void)
#endif
if (!proc_batman_dir) {
- printk(KERN_ERR "batman-adv: Registering the '/proc/net/%s' folder failed\n", PROC_ROOT_DIR);
+ printk(KERN_ERR "batman-adv:"
+ "Registering the '/proc/net/%s' folder failed\n",
+ PROC_ROOT_DIR);
return -EFAULT;
}
@@ -162,7 +167,9 @@ int setup_procfs(void)
if (proc_interface_file) {
proc_interface_file->proc_fops = &proc_interfaces_fops;
} else {
- printk(KERN_ERR "batman-adv: Registering the '/proc/net/%s/%s' file failed\n", PROC_ROOT_DIR, PROC_FILE_INTERFACES);
+ printk(KERN_ERR "batman-adv:"
+ "Registering the '/proc/net/%s/%s' file failed\n",
+ PROC_ROOT_DIR, PROC_FILE_INTERFACES);
cleanup_procfs();
return -EFAULT;
}
@@ -95,7 +95,11 @@ static void update_route(struct orig_node *orig_node,
/* route changed */
} else {
- bat_dbg(DBG_ROUTES, "Changing route towards: %pM (now via %pM - was via %pM)\n", orig_node->orig, neigh_node->addr, orig_node->router->addr);
+ bat_dbg(DBG_ROUTES,
+ "Changing route towards: %pM "
+ "(now via %pM - was via %pM)\n",
+ orig_node->orig, neigh_node->addr,
+ orig_node->router->addr);
}
orig_node->router = neigh_node;
@@ -208,7 +212,11 @@ static int isBidirectionalNeigh(struct orig_node *orig_node,
orig_neigh_node->tq_asym_penalty) /
(TQ_MAX_VALUE * TQ_MAX_VALUE));
- bat_dbg(DBG_BATMAN, "bidirectional: orig = %-15pM neigh = %-15pM => own_bcast = %2i, real recv = %2i, local tq: %3i, asym_penalty: %3i, total tq: %3i\n",
+ bat_dbg(DBG_BATMAN,
+ "bidirectional: "
+ "orig = %-15pM neigh = %-15pM => own_bcast = %2i, "
+ "real recv = %2i, local tq: %3i, asym_penalty: %3i, "
+ "total tq: %3i\n",
orig_node->orig, orig_neigh_node->orig, total_count,
neigh_node->real_packet_count, orig_neigh_node->tq_own,
orig_neigh_node->tq_asym_penalty, batman_packet->tq);
@@ -230,7 +238,8 @@ static void update_orig(struct orig_node *orig_node, struct ethhdr *ethhdr,
struct neigh_node *neigh_node = NULL, *tmp_neigh_node = NULL;
int tmp_hna_buff_len;
- bat_dbg(DBG_BATMAN, "update_originator(): Searching and updating originator entry of received packet\n");
+ bat_dbg(DBG_BATMAN, "update_originator(): "
+ "Searching and updating originator entry of received packet\n");
list_for_each_entry(tmp_neigh_node, &orig_node->neigh_list, list) {
if (compare_orig(tmp_neigh_node->addr, ethhdr->h_source) &&
@@ -423,7 +432,9 @@ void receive_bat_packet(struct ethhdr *ethhdr,
is_single_hop_neigh = (compare_orig(ethhdr->h_source,
batman_packet->orig) ? 1 : 0);
- bat_dbg(DBG_BATMAN, "Received BATMAN packet via NB: %pM, IF: %s [%s] (from OG: %pM, via prev OG: %pM, seqno %d, tq %d, TTL %d, V %d, IDF %d)\n",
+ bat_dbg(DBG_BATMAN, "Received BATMAN packet via NB: %pM, IF: %s [%s] "
+ "(from OG: %pM, via prev OG: %pM, seqno %d, tq %d, "
+ "TTL %d, V %d, IDF %d)\n",
ethhdr->h_source, if_incoming->dev, if_incoming->addr_str,
batman_packet->orig, batman_packet->prev_sender,
batman_packet->seqno, batman_packet->tq, batman_packet->ttl,
@@ -458,13 +469,16 @@ void receive_bat_packet(struct ethhdr *ethhdr,
if (is_my_addr) {
bat_dbg(DBG_BATMAN,
- "Drop packet: received my own broadcast (sender: %pM)\n",
+ "Drop packet: received my own broadcast (sender: %pM"
+ ")\n",
ethhdr->h_source);
return;
}
if (is_broadcast) {
- bat_dbg(DBG_BATMAN, "Drop packet: ignoring all packets with broadcast source addr (sender: %pM)\n", ethhdr->h_source);
+ bat_dbg(DBG_BATMAN, "Drop packet: "
+ "ignoring all packets with broadcast source addr (sender: %pM"
+ ")\n", ethhdr->h_source);
return;
}
@@ -492,12 +506,15 @@ void receive_bat_packet(struct ethhdr *ethhdr,
bit_packet_count(word);
}
- bat_dbg(DBG_BATMAN, "Drop packet: originator packet from myself (via neighbor)\n");
+ bat_dbg(DBG_BATMAN, "Drop packet: "
+ "originator packet from myself (via neighbor)\n");
return;
}
if (is_my_oldorig) {
- bat_dbg(DBG_BATMAN, "Drop packet: ignoring all rebroadcast echos (sender: %pM)\n", ethhdr->h_source);
+ bat_dbg(DBG_BATMAN,
+ "Drop packet: ignoring all rebroadcast echos (sender: "
+ "%pM)\n", ethhdr->h_source);
return;
}
@@ -508,12 +525,15 @@ void receive_bat_packet(struct ethhdr *ethhdr,
is_duplicate = count_real_packets(ethhdr, batman_packet, if_incoming);
if (is_duplicate == -1) {
- bat_dbg(DBG_BATMAN, "Drop packet: packet within seqno protection time (sender: %pM)\n", ethhdr->h_source);
+ bat_dbg(DBG_BATMAN,
+ "Drop packet: packet within seqno protection time "
+ "(sender: %pM)\n", ethhdr->h_source);
return;
}
if (batman_packet->tq == 0) {
- bat_dbg(DBG_BATMAN, "Drop packet: originator packet with tq equal 0\n");
+ bat_dbg(DBG_BATMAN,
+ "Drop packet: originator packet with tq equal 0\n");
return;
}
@@ -525,7 +545,9 @@ void receive_bat_packet(struct ethhdr *ethhdr,
!(compare_orig(batman_packet->orig, batman_packet->prev_sender)) &&
(compare_orig(orig_node->router->addr,
orig_node->router->orig_node->router->addr))) {
- bat_dbg(DBG_BATMAN, "Drop packet: ignoring all rebroadcast packets that may make me loop (sender: %pM)\n", ethhdr->h_source);
+ bat_dbg(DBG_BATMAN,
+ "Drop packet: ignoring all rebroadcast packets that "
+ "may make me loop (sender: %pM)\n", ethhdr->h_source);
return;
}
@@ -563,7 +585,8 @@ void receive_bat_packet(struct ethhdr *ethhdr,
schedule_forward_packet(orig_node, ethhdr, batman_packet,
1, hna_buff_len, if_incoming);
- bat_dbg(DBG_BATMAN, "Forwarding packet: rebroadcast neighbor packet with direct link flag\n");
+ bat_dbg(DBG_BATMAN, "Forwarding packet: "
+ "rebroadcast neighbor packet with direct link flag\n");
return;
}
@@ -709,8 +732,10 @@ static int recv_icmp_ttl_exceeded(struct sk_buff *skb)
/* send TTL exceeded if packet is an echo request (traceroute) */
if (icmp_packet->msg_type != ECHO_REQUEST) {
- printk(KERN_WARNING "batman-adv:Warning - can't forward icmp packet from %pM to %pM: ttl exceeded\n",
- icmp_packet->orig, icmp_packet->dst);
+ printk(KERN_WARNING "batman-adv:"
+ "Warning - can't forward icmp packet from %pM to %pM: "
+ "ttl exceeded\n",
+ icmp_packet->orig, icmp_packet->dst);
return NET_RX_DROP;
}
@@ -875,7 +900,10 @@ int recv_unicast_packet(struct sk_buff *skb)
/* TTL exceeded */
if (unicast_packet->ttl < 2) {
- printk(KERN_WARNING "batman-adv:Warning - can't forward unicast packet from %pM to %pM: ttl exceeded\n", ethhdr->h_source, unicast_packet->dest);
+ printk(KERN_WARNING "batman-adv:Warning - "
+ "can't forward unicast packet from %pM to %pM: "
+ "ttl exceeded\n",
+ ethhdr->h_source, unicast_packet->dest);
return NET_RX_DROP;
}
@@ -67,7 +67,8 @@ int send_skb_packet(struct sk_buff *skb,
if (!(batman_if->net_dev->flags & IFF_UP)) {
printk(KERN_WARNING
- "batman-adv:Interface %s is not up - can't send packet via that interface!\n",
+ "batman-adv:Interface %s "
+ "is not up - can't send packet via that interface!\n",
batman_if->dev);
goto send_skb_err;
}
@@ -149,9 +150,9 @@ static void send_packet_to_if(struct forw_packet *forw_packet,
"Sending own" :
"Forwarding"));
bat_dbg(DBG_BATMAN,
- "%s %spacket (originator %pM, seqno %d, TQ %d, TTL %d, IDF %s) on interface %s [%s]\n",
- fwd_str,
- (packet_num > 0 ? "aggregated " : ""),
+ "%s %spacket (originator %pM, seqno %d, TQ %d, TTL %d,"
+ " IDF %s) on interface %s [%s]\n",
+ fwd_str, (packet_num > 0 ? "aggregated " : ""),
batman_packet->orig, ntohs(batman_packet->seqno),
batman_packet->tq, batman_packet->ttl,
(batman_packet->flags & DIRECTLINK ?
@@ -179,7 +180,8 @@ static void send_packet(struct forw_packet *forw_packet)
unsigned char directlink = (batman_packet->flags & DIRECTLINK ? 1 : 0);
if (!forw_packet->if_incoming) {
- printk(KERN_ERR "batman-adv: Error - can't forward packet: incoming iface not specified\n");
+ printk(KERN_ERR "batman-adv: Error - can't forward packet: "
+ "incoming iface not specified\n");
return;
}
@@ -193,7 +195,8 @@ static void send_packet(struct forw_packet *forw_packet)
/* FIXME: what about aggregated packets ? */
bat_dbg(DBG_BATMAN,
- "%s packet (originator %pM, seqno %d, TTL %d) on interface %s [%s]\n",
+ "%s packet (originator %pM, seqno %d, TTL %d) "
+ "on interface %s [%s]\n",
(forw_packet->own ? "Sending own" : "Forwarding"),
batman_packet->orig, ntohs(batman_packet->seqno),
batman_packet->ttl, forw_packet->if_incoming->dev,
@@ -323,7 +326,8 @@ void schedule_forward_packet(struct orig_node *orig_node,
batman_packet->tq = orig_node->router->tq_avg;
if (orig_node->router->last_ttl)
- batman_packet->ttl = orig_node->router->last_ttl - 1;
+ batman_packet->ttl = orig_node->router->last_ttl
+ - 1;
}
tq_avg = orig_node->router->tq_avg;
@@ -332,7 +336,8 @@ void schedule_forward_packet(struct orig_node *orig_node,
/* apply hop penalty */
batman_packet->tq = hop_penalty(batman_packet->tq);
- bat_dbg(DBG_BATMAN, "Forwarding packet: tq_orig: %i, tq_avg: %i, tq_forw: %i, ttl_orig: %i, ttl_forw: %i\n",
+ bat_dbg(DBG_BATMAN, "Forwarding packet: tq_orig: %i, tq_avg: %i, "
+ "tq_forw: %i, ttl_orig: %i, ttl_forw: %i\n",
in_tq, tq_avg, batman_packet->tq, in_ttl - 1,
batman_packet->ttl);
@@ -237,6 +237,8 @@ int interface_tx(struct sk_buff *skb, struct net_device *dev)
if ((orig_node) &&
(orig_node->router)) {
+ struct neigh_node *router = orig_node->router;
+
if (my_skb_push(skb, sizeof(struct unicast_packet)) < 0)
goto unlock;
@@ -251,14 +253,14 @@ int interface_tx(struct sk_buff *skb, struct net_device *dev)
memcpy(unicast_packet->dest, orig_node->orig, ETH_ALEN);
/* net_dev won't be available when not active */
- if (orig_node->router->if_incoming->if_status != IF_ACTIVE)
+ if (router->if_incoming->if_status != IF_ACTIVE)
goto unlock;
/* don't lock while sending the packets ... we therefore
* copy the required data before sending */
- batman_if = orig_node->router->if_incoming;
- memcpy(dstaddr, orig_node->router->addr, ETH_ALEN);
+ batman_if = router->if_incoming;
+ memcpy(dstaddr, router->addr, ETH_ALEN);
spin_unlock_irqrestore(&orig_hash_lock, flags);
send_skb_packet(skb, batman_if, dstaddr);
@@ -78,7 +78,10 @@ void hna_local_add(uint8_t *addr)
MAC-flooding. */
if ((num_hna + 1 > (ETH_DATA_LEN - BAT_PACKET_LEN) / ETH_ALEN) ||
(num_hna + 1 > 255)) {
- bat_dbg(DBG_ROUTES, "Can't add new local hna entry (%pM): number of local hna entries exceeds packet size\n", addr);
+ bat_dbg(DBG_ROUTES,
+ "Can't add new local hna entry (%pM): "
+ "number of local hna entries exceeds packet size\n",
+ addr);
return;
}
@@ -109,7 +112,8 @@ void hna_local_add(uint8_t *addr)
hna_local_hash->size * 2);
if (swaphash == NULL)
- printk(KERN_ERR "batman-adv:Couldn't resize local hna hash table\n");
+ printk(KERN_ERR "batman-adv:"
+ "Couldn't resize local hna hash table\n");
else
hna_local_hash = swaphash;
}
@@ -170,14 +174,16 @@ int hna_local_fill_buffer_text(struct net_device *net_dev, char *buff,
if (!bat_priv->primary_if) {
if (off == 0)
return sprintf(buff,
- "BATMAN mesh %s disabled - please specify interfaces to enable it\n",
- net_dev->name);
+ "BATMAN mesh %s disabled - "
+ "please specify interfaces to enable it\n",
+ net_dev->name);
return 0;
}
hdr_len = sprintf(buff,
- "Locally retrieved addresses (from %s) announced via HNA:\n",
+ "Locally retrieved addresses (from %s) "
+ "announced via HNA:\n",
net_dev->name);
if (off < hdr_len)
@@ -197,7 +203,7 @@ int hna_local_fill_buffer_text(struct net_device *net_dev, char *buff,
hna_local_entry = hashit.bucket->data;
bytes_written += snprintf(buff + bytes_written, 22,
- " * %02x:%02x:%02x:%02x:%02x:%02x\n",
+ " * " MAC_FMT "\n",
hna_local_entry->addr[0],
hna_local_entry->addr[1],
hna_local_entry->addr[2],
@@ -318,7 +324,8 @@ void hna_global_add_orig(struct orig_node *orig_node,
memcpy(hna_global_entry->addr, hna_ptr, ETH_ALEN);
bat_dbg(DBG_ROUTES,
- "Creating new global hna entry: %pM (via %pM)\n",
+ "Creating new global hna entry: "
+ "%pM (via %pM)\n",
hna_global_entry->addr, orig_node->orig);
spin_lock_irqsave(&hna_global_hash_lock, flags);
@@ -363,7 +370,8 @@ void hna_global_add_orig(struct orig_node *orig_node,
hna_global_hash->size * 2);
if (swaphash == NULL)
- printk(KERN_ERR "batman-adv:Couldn't resize global hna hash table\n");
+ printk(KERN_ERR "batman-adv:"
+ "Couldn't resize global hna hash table\n");
else
hna_global_hash = swaphash;
}
@@ -384,14 +392,16 @@ int hna_global_fill_buffer_text(struct net_device *net_dev, char *buff,
if (!bat_priv->primary_if) {
if (off == 0)
return sprintf(buff,
- "BATMAN mesh %s disabled - please specify interfaces to enable it\n",
- net_dev->name);
+ "BATMAN mesh %s disabled - "
+ "please specify interfaces to enable it\n",
+ net_dev->name);
return 0;
}
hdr_len = sprintf(buff,
- "Globally announced HNAs received via the mesh %s (translation table):\n",
+ "Globally announced HNAs received via the mesh %s "
+ "(translation table):\n",
net_dev->name);
if (off < hdr_len)
@@ -411,7 +421,7 @@ int hna_global_fill_buffer_text(struct net_device *net_dev, char *buff,
hna_global_entry = hashit.bucket->data;
bytes_written += snprintf(buff + bytes_written, 44,
- " * %02x:%02x:%02x:%02x:%02x:%02x via %02x:%02x:%02x:%02x:%02x:%02x\n",
+ " * " MAC_FMT " via " MAC_FMT "\n",
hna_global_entry->addr[0],
hna_global_entry->addr[1],
hna_global_entry->addr[2],
@@ -29,7 +29,10 @@
#include "packet.h"
#include "bitarray.h"
-#define BAT_HEADER_LEN (sizeof(struct ethhdr) + ((sizeof(struct unicast_packet) > sizeof(struct bcast_packet) ? sizeof(struct unicast_packet) : sizeof(struct bcast_packet))))
+#define BAT_HEADER_LEN (sizeof(struct ethhdr) + \
+ ((sizeof(struct unicast_packet) > sizeof(struct bcast_packet) ? \
+ sizeof(struct unicast_packet) : \
+ sizeof(struct bcast_packet))))
struct batman_if {
@@ -47,29 +50,40 @@ struct batman_if {
};
-struct orig_node { /* structure for orig_list maintaining nodes of mesh */
+/**
+ * orig_node - structure for orig_list maintaining nodes of mesh
+ * @last_valid: when last packet from this node was received
+ * @bcast_seqno_reset: time when the broadcast seqno window was reset
+ * @batman_seqno_reset: time when the batman seqno window was reset
+ * @flags: for now only VIS_SERVER flag
+ * @last_real_seqno: last and best known squence number
+ * @last_ttl: ttl of last received packet
+ * @last_bcast_seqno: last broadcast sequence number received by this host
+ */
+struct orig_node {
uint8_t orig[ETH_ALEN];
struct neigh_node *router;
TYPE_OF_WORD *bcast_own;
uint8_t *bcast_own_sum;
uint8_t tq_own;
int tq_asym_penalty;
- unsigned long last_valid; /* when last packet from this node was received */
- unsigned long bcast_seqno_reset; /* time when the broadcast
- seqno window was reset. */
- unsigned long batman_seqno_reset;/* time when the batman seqno
- window was reset. */
-/* uint8_t gwflags; * flags related to gateway functions: gateway class */
- uint8_t flags; /* for now only VIS_SERVER flag. */
+ unsigned long last_valid;
+ unsigned long bcast_seqno_reset;
+ unsigned long batman_seqno_reset;
+ uint8_t flags;
unsigned char *hna_buff;
int16_t hna_buff_len;
- uint16_t last_real_seqno; /* last and best known squence number */
- uint8_t last_ttl; /* ttl of last received packet */
+ uint16_t last_real_seqno;
+ uint8_t last_ttl;
TYPE_OF_WORD bcast_bits[NUM_WORDS];
- uint16_t last_bcast_seqno; /* last broadcast sequence number received by this host */
+ uint16_t last_bcast_seqno;
struct list_head neigh_list;
};
+/**
+ * neigh_node
+ * @last_valid: when last packet via this neighbor was received
+ */
struct neigh_node {
struct list_head list;
uint8_t addr[ETH_ALEN];
@@ -78,7 +92,7 @@ struct neigh_node {
uint8_t tq_index;
uint8_t tq_avg;
uint8_t last_ttl;
- unsigned long last_valid; /* when last packet via this neighbor was received */
+ unsigned long last_valid;
TYPE_OF_WORD real_bits[NUM_WORDS];
struct orig_node *orig_node;
struct batman_if *if_incoming;
@@ -118,7 +132,11 @@ struct hna_global_entry {
struct orig_node *orig_node;
};
-struct forw_packet { /* structure for forw_list maintaining packets to be send/forwarded */
+/**
+ * forw_packet - structure for forw_list maintaining packets to be
+ * send/forwarded
+ */
+struct forw_packet {
struct hlist_node list;
unsigned long send_time;
uint8_t own;