-/*
- * 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
- *
*/
-
-
#ifndef _NET_BATMAN_ADV_TYPES_H_
#define _NET_BATMAN_ADV_TYPES_H_
#include "packet.h"
#include "bitarray.h"
+#include <linux/kernel.h>
-#define BAT_HEADER_LEN (ETH_HLEN + \
- ((sizeof(struct unicast_packet) > sizeof(struct bcast_packet) ? \
- sizeof(struct unicast_packet) : \
- sizeof(struct bcast_packet))))
+#define BATADV_HEADER_LEN \
+ (ETH_HLEN + max(sizeof(struct batadv_unicast_packet), \
+ sizeof(struct batadv_bcast_packet)))
-
-struct hard_iface {
+struct batadv_hard_iface {
struct list_head list;
int16_t if_num;
char if_status;
};
/**
- * orig_node - structure for orig_list maintaining nodes of mesh
+ * struct batadv_orig_node - structure for orig_list maintaining nodes of mesh
* @primary_addr: hosts primary interface address
* @last_seen: when last packet from this node was received
* @bcast_seqno_reset: time when the broadcast seqno window was reset
* @candidates: how many candidates are available
* @selected: next bonding candidate
*/
-struct orig_node {
+struct batadv_orig_node {
uint8_t orig[ETH_ALEN];
uint8_t primary_addr[ETH_ALEN];
- struct neigh_node __rcu *router; /* rcu protected pointer */
+ struct batadv_neigh_node __rcu *router; /* rcu protected pointer */
unsigned long *bcast_own;
uint8_t *bcast_own_sum;
unsigned long last_seen;
* If true, then I sent a Roaming_adv to this orig_node and I have to
* inspect every packet directed to it to check whether it is still
* the true destination or not. This flag will be reset to false as
- * soon as I receive a new TTVN from this orig_node */
+ * soon as I receive a new TTVN from this orig_node
+ */
bool tt_poss_change;
uint32_t last_real_seqno;
uint8_t last_ttl;
- DECLARE_BITMAP(bcast_bits, TQ_LOCAL_WINDOW_SIZE);
+ DECLARE_BITMAP(bcast_bits, BATADV_TQ_LOCAL_WINDOW_SIZE);
uint32_t last_bcast_seqno;
struct hlist_head neigh_list;
struct list_head frag_list;
atomic_t refcount;
struct rcu_head rcu;
struct hlist_node hash_entry;
- struct bat_priv *bat_priv;
+ struct batadv_priv *bat_priv;
unsigned long last_frag_packet;
/* ogm_cnt_lock protects: bcast_own, bcast_own_sum,
- * neigh_node->real_bits, neigh_node->real_packet_count */
+ * neigh_node->real_bits, neigh_node->real_packet_count
+ */
spinlock_t ogm_cnt_lock;
/* bcast_seqno_lock protects bcast_bits, last_bcast_seqno */
spinlock_t bcast_seqno_lock;
struct list_head bond_list;
};
-struct gw_node {
+struct batadv_gw_node {
struct hlist_node list;
- struct orig_node *orig_node;
+ struct batadv_orig_node *orig_node;
unsigned long deleted;
atomic_t refcount;
struct rcu_head rcu;
};
-/**
- * neigh_node
+/* batadv_neigh_node
* @last_seen: when last packet via this neighbor was received
*/
-struct neigh_node {
+struct batadv_neigh_node {
struct hlist_node list;
uint8_t addr[ETH_ALEN];
uint8_t real_packet_count;
- uint8_t tq_recv[TQ_GLOBAL_WINDOW_SIZE];
+ uint8_t tq_recv[BATADV_TQ_GLOBAL_WINDOW_SIZE];
uint8_t tq_index;
uint8_t tq_avg;
uint8_t last_ttl;
struct list_head bonding_list;
unsigned long last_seen;
- DECLARE_BITMAP(real_bits, TQ_LOCAL_WINDOW_SIZE);
+ DECLARE_BITMAP(real_bits, BATADV_TQ_LOCAL_WINDOW_SIZE);
atomic_t refcount;
struct rcu_head rcu;
- struct orig_node *orig_node;
- struct hard_iface *if_incoming;
+ struct batadv_orig_node *orig_node;
+ struct batadv_hard_iface *if_incoming;
spinlock_t lq_update_lock; /* protects: tq_recv, tq_index */
};
#ifdef CONFIG_BATMAN_ADV_BLA
-struct bcast_duplist_entry {
+struct batadv_bcast_duplist_entry {
uint8_t orig[ETH_ALEN];
uint16_t crc;
unsigned long entrytime;
};
#endif
-struct bat_priv {
+enum batadv_counters {
+ BATADV_CNT_TX,
+ BATADV_CNT_TX_BYTES,
+ BATADV_CNT_TX_DROPPED,
+ BATADV_CNT_RX,
+ BATADV_CNT_RX_BYTES,
+ BATADV_CNT_FORWARD,
+ BATADV_CNT_FORWARD_BYTES,
+ BATADV_CNT_MGMT_TX,
+ BATADV_CNT_MGMT_TX_BYTES,
+ BATADV_CNT_MGMT_RX,
+ BATADV_CNT_MGMT_RX_BYTES,
+ BATADV_CNT_TT_REQUEST_TX,
+ BATADV_CNT_TT_REQUEST_RX,
+ BATADV_CNT_TT_RESPONSE_TX,
+ BATADV_CNT_TT_RESPONSE_RX,
+ BATADV_CNT_TT_ROAM_ADV_TX,
+ BATADV_CNT_TT_ROAM_ADV_RX,
+ BATADV_CNT_NUM,
+};
+
+/**
+ * struct batadv_priv_tt - per mesh interface translation table data
+ * @vn: translation table version number
+ * @local_changes: changes registered in an originator interval
+ * @poss_change: Detect an ongoing roaming phase. If true, then this node
+ * received a roaming_adv and has to inspect every packet directed to it to
+ * check whether it still is the true destination or not. This flag will be
+ * reset to false as soon as the this node's ttvn is increased
+ * @changes_list: tracks tt local changes within an originator interval
+ * @req_list: list of pending tt_requests
+ * @local_crc: Checksum of the local table, recomputed before sending a new OGM
+ */
+struct batadv_priv_tt {
+ atomic_t vn;
+ atomic_t ogm_append_cnt;
+ atomic_t local_changes;
+ bool poss_change;
+ struct list_head changes_list;
+ struct batadv_hashtable *local_hash;
+ struct batadv_hashtable *global_hash;
+ struct list_head req_list;
+ struct list_head roam_list;
+ spinlock_t changes_list_lock; /* protects changes */
+ spinlock_t req_list_lock; /* protects req_list */
+ spinlock_t roam_list_lock; /* protects roam_list */
+ atomic_t local_entry_num;
+ uint16_t local_crc;
+ unsigned char *last_changeset;
+ int16_t last_changeset_len;
+ spinlock_t last_changeset_lock; /* protects last_changeset */
+ struct delayed_work work;
+};
+
+#ifdef CONFIG_BATMAN_ADV_BLA
+struct batadv_priv_bla {
+ atomic_t num_requests; /* number of bla requests in flight */
+ struct batadv_hashtable *claim_hash;
+ struct batadv_hashtable *backbone_hash;
+ struct batadv_bcast_duplist_entry bcast_duplist[BATADV_DUPLIST_SIZE];
+ int bcast_duplist_curr;
+ struct batadv_bla_claim_dst claim_dest;
+ struct delayed_work work;
+};
+#endif
+
+struct batadv_priv_gw {
+ struct hlist_head list;
+ spinlock_t list_lock; /* protects gw_list and curr_gw */
+ struct batadv_gw_node __rcu *curr_gw; /* rcu protected pointer */
+ atomic_t reselect;
+};
+
+struct batadv_priv_vis {
+ struct list_head send_list;
+ struct batadv_hashtable *hash;
+ spinlock_t hash_lock; /* protects hash */
+ spinlock_t list_lock; /* protects info::recv_list */
+ struct delayed_work work;
+ struct batadv_vis_info *my_info;
+};
+
+struct batadv_priv {
atomic_t mesh_state;
struct net_device_stats stats;
+ uint64_t __percpu *bat_counters; /* Per cpu counters */
atomic_t aggregated_ogms; /* boolean */
atomic_t bonding; /* boolean */
atomic_t fragmentation; /* boolean */
atomic_t bcast_seqno;
atomic_t bcast_queue_left;
atomic_t batman_queue_left;
- atomic_t ttvn; /* translation table version number */
- atomic_t tt_ogm_append_cnt;
- atomic_t tt_local_changes; /* changes registered in a OGM interval */
- atomic_t bla_num_requests; /* number of bla requests in flight */
- /* The tt_poss_change flag is used to detect an ongoing roaming phase.
- * If true, then I received a Roaming_adv and I have to inspect every
- * packet directed to me to check whether I am still the true
- * destination or not. This flag will be reset to false as soon as I
- * increase my TTVN */
- bool tt_poss_change;
char num_ifaces;
- struct debug_log *debug_log;
+ struct batadv_debug_log *debug_log;
struct kobject *mesh_obj;
struct dentry *debug_dir;
struct hlist_head forw_bat_list;
struct hlist_head forw_bcast_list;
- struct hlist_head gw_list;
- struct list_head tt_changes_list; /* tracks changes in a OGM int */
- struct list_head vis_send_list;
- struct hashtable_t *orig_hash;
- struct hashtable_t *tt_local_hash;
- struct hashtable_t *tt_global_hash;
-#ifdef CONFIG_BATMAN_ADV_BLA
- struct hashtable_t *claim_hash;
- struct hashtable_t *backbone_hash;
-#endif
- struct list_head tt_req_list; /* list of pending tt_requests */
- struct list_head tt_roam_list;
- struct hashtable_t *vis_hash;
-#ifdef CONFIG_BATMAN_ADV_BLA
- struct bcast_duplist_entry bcast_duplist[DUPLIST_SIZE];
- int bcast_duplist_curr;
- struct bla_claim_dst claim_dest;
-#endif
+ struct batadv_hashtable *orig_hash;
spinlock_t forw_bat_list_lock; /* protects forw_bat_list */
spinlock_t forw_bcast_list_lock; /* protects */
- spinlock_t tt_changes_list_lock; /* protects tt_changes */
- spinlock_t tt_req_list_lock; /* protects tt_req_list */
- spinlock_t tt_roam_list_lock; /* protects tt_roam_list */
- spinlock_t gw_list_lock; /* protects gw_list and curr_gw */
- spinlock_t vis_hash_lock; /* protects vis_hash */
- spinlock_t vis_list_lock; /* protects vis_info::recv_list */
- atomic_t num_local_tt;
- /* Checksum of the local table, recomputed before sending a new OGM */
- atomic_t tt_crc;
- unsigned char *tt_buff;
- int16_t tt_buff_len;
- spinlock_t tt_buff_lock; /* protects tt_buff */
- struct delayed_work tt_work;
struct delayed_work orig_work;
- struct delayed_work vis_work;
- struct delayed_work bla_work;
- struct gw_node __rcu *curr_gw; /* rcu protected pointer */
- atomic_t gw_reselect;
- struct hard_iface __rcu *primary_if; /* rcu protected pointer */
- struct vis_info *my_vis_info;
- struct bat_algo_ops *bat_algo_ops;
+ struct batadv_hard_iface __rcu *primary_if; /* rcu protected pointer */
+ struct batadv_algo_ops *bat_algo_ops;
+#ifdef CONFIG_BATMAN_ADV_BLA
+ struct batadv_priv_bla bla;
+#endif
+ struct batadv_priv_gw gw;
+ struct batadv_priv_tt tt;
+ struct batadv_priv_vis vis;
};
-struct socket_client {
+struct batadv_socket_client {
struct list_head queue_list;
unsigned int queue_len;
unsigned char index;
spinlock_t lock; /* protects queue_list, queue_len, index */
wait_queue_head_t queue_wait;
- struct bat_priv *bat_priv;
+ struct batadv_priv *bat_priv;
};
-struct socket_packet {
+struct batadv_socket_packet {
struct list_head list;
size_t icmp_len;
- struct icmp_packet_rr icmp_packet;
+ struct batadv_icmp_packet_rr icmp_packet;
};
-struct tt_common_entry {
+struct batadv_tt_common_entry {
uint8_t addr[ETH_ALEN];
struct hlist_node hash_entry;
uint16_t flags;
+ unsigned long added_at;
atomic_t refcount;
struct rcu_head rcu;
};
-struct tt_local_entry {
- struct tt_common_entry common;
+struct batadv_tt_local_entry {
+ struct batadv_tt_common_entry common;
unsigned long last_seen;
};
-struct tt_global_entry {
- struct tt_common_entry common;
+struct batadv_tt_global_entry {
+ struct batadv_tt_common_entry common;
struct hlist_head orig_list;
spinlock_t list_lock; /* protects the list */
unsigned long roam_at; /* time at which TT_GLOBAL_ROAM was set */
};
-struct tt_orig_list_entry {
- struct orig_node *orig_node;
+struct batadv_tt_orig_list_entry {
+ struct batadv_orig_node *orig_node;
uint8_t ttvn;
+ atomic_t refcount;
struct rcu_head rcu;
struct hlist_node list;
};
#ifdef CONFIG_BATMAN_ADV_BLA
-struct backbone_gw {
+struct batadv_backbone_gw {
uint8_t orig[ETH_ALEN];
short vid; /* used VLAN ID */
struct hlist_node hash_entry;
- struct bat_priv *bat_priv;
+ struct batadv_priv *bat_priv;
unsigned long lasttime; /* last time we heard of this backbone gw */
atomic_t request_sent;
atomic_t refcount;
uint16_t crc; /* crc checksum over all claims */
};
-struct claim {
+struct batadv_claim {
uint8_t addr[ETH_ALEN];
short vid;
- struct backbone_gw *backbone_gw;
+ struct batadv_backbone_gw *backbone_gw;
unsigned long lasttime; /* last time we heard of claim (locals only) */
struct rcu_head rcu;
atomic_t refcount;
};
#endif
-struct tt_change_node {
+struct batadv_tt_change_node {
struct list_head list;
- struct tt_change change;
+ struct batadv_tt_change change;
};
-struct tt_req_node {
+struct batadv_tt_req_node {
uint8_t addr[ETH_ALEN];
unsigned long issued_at;
struct list_head list;
};
-struct tt_roam_node {
+struct batadv_tt_roam_node {
uint8_t addr[ETH_ALEN];
atomic_t counter;
unsigned long first_time;
struct list_head list;
};
-/**
- * forw_packet - structure for forw_list maintaining packets to be
+/* forw_packet - structure for forw_list maintaining packets to be
* send/forwarded
*/
-struct forw_packet {
+struct batadv_forw_packet {
struct hlist_node list;
unsigned long send_time;
uint8_t own;
uint32_t direct_link_flags;
uint8_t num_packets;
struct delayed_work delayed_work;
- struct hard_iface *if_incoming;
+ struct batadv_hard_iface *if_incoming;
};
/* While scanning for vis-entries of a particular vis-originator
* this list collects its interfaces to create a subgraph/cluster
* out of them later
*/
-struct if_list_entry {
+struct batadv_if_list_entry {
uint8_t addr[ETH_ALEN];
bool primary;
struct hlist_node list;
};
-struct debug_log {
- char log_buff[LOG_BUF_LEN];
+struct batadv_debug_log {
+ char log_buff[BATADV_LOG_BUF_LEN];
unsigned long log_start;
unsigned long log_end;
spinlock_t lock; /* protects log_buff, log_start and log_end */
wait_queue_head_t queue_wait;
};
-struct frag_packet_list_entry {
+struct batadv_frag_packet_list_entry {
struct list_head list;
uint16_t seqno;
struct sk_buff *skb;
};
-struct vis_info {
+struct batadv_vis_info {
unsigned long first_seen;
/* list of server-neighbors we received a vis-packet
- * from. we should not reply to them. */
+ * from. we should not reply to them.
+ */
struct list_head recv_list;
struct list_head send_list;
struct kref refcount;
struct hlist_node hash_entry;
- struct bat_priv *bat_priv;
+ struct batadv_priv *bat_priv;
/* this packet might be part of the vis send queue. */
struct sk_buff *skb_packet;
- /* vis_info may follow here*/
+ /* vis_info may follow here */
} __packed;
-struct vis_info_entry {
+struct batadv_vis_info_entry {
uint8_t src[ETH_ALEN];
uint8_t dest[ETH_ALEN];
uint8_t quality; /* quality = 0 client */
} __packed;
-struct recvlist_node {
+struct batadv_recvlist_node {
struct list_head list;
uint8_t mac[ETH_ALEN];
};
-struct bat_algo_ops {
+struct batadv_algo_ops {
struct hlist_node list;
char *name;
/* init routing info when hard-interface is enabled */
- int (*bat_iface_enable)(struct hard_iface *hard_iface);
+ int (*bat_iface_enable)(struct batadv_hard_iface *hard_iface);
/* de-init routing info when hard-interface is disabled */
- void (*bat_iface_disable)(struct hard_iface *hard_iface);
+ void (*bat_iface_disable)(struct batadv_hard_iface *hard_iface);
/* (re-)init mac addresses of the protocol information
* belonging to this hard-interface
*/
- void (*bat_iface_update_mac)(struct hard_iface *hard_iface);
+ void (*bat_iface_update_mac)(struct batadv_hard_iface *hard_iface);
/* called when primary interface is selected / changed */
- void (*bat_primary_iface_set)(struct hard_iface *hard_iface);
+ void (*bat_primary_iface_set)(struct batadv_hard_iface *hard_iface);
/* prepare a new outgoing OGM for the send queue */
- void (*bat_ogm_schedule)(struct hard_iface *hard_iface,
- int tt_num_changes);
+ void (*bat_ogm_schedule)(struct batadv_hard_iface *hard_iface);
/* send scheduled OGM */
- void (*bat_ogm_emit)(struct forw_packet *forw_packet);
+ void (*bat_ogm_emit)(struct batadv_forw_packet *forw_packet);
};
#endif /* _NET_BATMAN_ADV_TYPES_H_ */