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-rw-r--r--net/tipc/link.h25
1 files changed, 16 insertions, 9 deletions
diff --git a/net/tipc/link.h b/net/tipc/link.h
index b317c4df9079..39b8c4c5121e 100644
--- a/net/tipc/link.h
+++ b/net/tipc/link.h
@@ -49,13 +49,17 @@
*/
#define INVALID_LINK_SEQ 0x10000
-
-/* Link endpoint receive states
+/* Link FSM events:
*/
enum {
- TIPC_LINK_OPEN,
- TIPC_LINK_BLOCKED,
- TIPC_LINK_TUNNEL
+ LINK_ESTABLISH_EVT = 0xec1ab1e,
+ LINK_PEER_RESET_EVT = 0x9eed0e,
+ LINK_FAILURE_EVT = 0xfa110e,
+ LINK_RESET_EVT = 0x10ca1d0e,
+ LINK_FAILOVER_BEGIN_EVT = 0xfa110bee,
+ LINK_FAILOVER_END_EVT = 0xfa110ede,
+ LINK_SYNCH_BEGIN_EVT = 0xc1ccbee,
+ LINK_SYNCH_END_EVT = 0xc1ccede
};
/* Events returned from link at packet reception or at timeout
@@ -120,7 +124,6 @@ struct tipc_stats {
* @pmsg: convenience pointer to "proto_msg" field
* @priority: current link priority
* @net_plane: current link network plane ('A' through 'H')
- * @exec_mode: transmit/receive mode for link endpoint instance
* @backlog_limit: backlog queue congestion thresholds (indexed by importance)
* @exp_msg_count: # of tunnelled messages expected during link changeover
* @reset_rcv_checkpt: seq # of last acknowledged message at time of link reset
@@ -155,7 +158,7 @@ struct tipc_link {
u32 tolerance;
unsigned long keepalive_intv;
u32 abort_limit;
- int state;
+ u32 state;
u32 silent_intv_cnt;
struct {
unchar hdr[INT_H_SIZE];
@@ -166,7 +169,6 @@ struct tipc_link {
char net_plane;
/* Failover/synch */
- u8 exec_mode;
u16 drop_point;
struct sk_buff *failover_reasm_skb;
@@ -214,8 +216,13 @@ void tipc_link_tnl_prepare(struct tipc_link *l, struct tipc_link *tnl,
int mtyp, struct sk_buff_head *xmitq);
void tipc_link_build_bcast_sync_msg(struct tipc_link *l,
struct sk_buff_head *xmitq);
+int tipc_link_fsm_evt(struct tipc_link *l, int evt);
void tipc_link_reset_fragments(struct tipc_link *l_ptr);
-int tipc_link_is_up(struct tipc_link *l_ptr);
+bool tipc_link_is_up(struct tipc_link *l);
+bool tipc_link_is_reset(struct tipc_link *l);
+bool tipc_link_is_synching(struct tipc_link *l);
+bool tipc_link_is_failingover(struct tipc_link *l);
+bool tipc_link_is_blocked(struct tipc_link *l);
int tipc_link_is_active(struct tipc_link *l_ptr);
void tipc_link_purge_queues(struct tipc_link *l_ptr);
void tipc_link_purge_backlog(struct tipc_link *l);
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