/*
* net/tipc/node.h: Include file for TIPC node management routines
- *
+ *
* Copyright (c) 2000-2006, Ericsson AB
* Copyright (c) 2005, Wind River Systems
* All rights reserved.
#include "bearer.h"
/**
- * struct node - TIPC node structure
+ * struct tipc_node - TIPC node structure
* @addr: network address of node
* @lock: spinlock governing access to structure
* @owner: pointer to cluster that node belongs to
* @nsub: list of "node down" subscriptions monitoring node
* @active_links: pointers to active links to node
* @links: pointers to all links to node
+ * @working_links: number of working links to node (both active and standby)
* @link_cnt: number of links to node
* @permit_changeover: non-zero if node has redundant links to this system
* @routers: bitmap (used for multicluster communication)
* @deferred_tail: newest OOS b'cast message received from node
* @defragm: list of partially reassembled b'cast message fragments from node
*/
-
-struct node {
+
+struct tipc_node {
u32 addr;
spinlock_t lock;
struct cluster *owner;
- struct node *next;
+ struct tipc_node *next;
struct list_head nsub;
struct link *active_links[2];
struct link *links[MAX_BEARERS];
int link_cnt;
+ int working_links;
int permit_changeover;
u32 routers[512/32];
int last_router;
int supported;
u32 acked;
u32 last_in;
- u32 gap_after;
- u32 gap_to;
+ u32 gap_after;
+ u32 gap_to;
u32 nack_sync;
struct sk_buff *deferred_head;
struct sk_buff *deferred_tail;
} bclink;
};
-extern struct node *nodes;
+extern struct tipc_node *tipc_nodes;
extern u32 tipc_own_tag;
-struct node *node_create(u32 addr);
-void node_delete(struct node *n_ptr);
-struct node *node_attach_link(struct link *l_ptr);
-void node_detach_link(struct node *n_ptr, struct link *l_ptr);
-void node_link_down(struct node *n_ptr, struct link *l_ptr);
-void node_link_up(struct node *n_ptr, struct link *l_ptr);
-int node_has_active_links(struct node *n_ptr);
-int node_has_redundant_links(struct node *n_ptr);
-u32 node_select_router(struct node *n_ptr, u32 ref);
-struct node *node_select_next_hop(u32 addr, u32 selector);
-int node_is_up(struct node *n_ptr);
-void node_add_router(struct node *n_ptr, u32 router);
-void node_remove_router(struct node *n_ptr, u32 router);
-struct sk_buff *node_get_links(const void *req_tlv_area, int req_tlv_space);
-struct sk_buff *node_get_nodes(const void *req_tlv_area, int req_tlv_space);
+struct tipc_node *tipc_node_create(u32 addr);
+void tipc_node_delete(struct tipc_node *n_ptr);
+struct tipc_node *tipc_node_attach_link(struct link *l_ptr);
+void tipc_node_detach_link(struct tipc_node *n_ptr, struct link *l_ptr);
+void tipc_node_link_down(struct tipc_node *n_ptr, struct link *l_ptr);
+void tipc_node_link_up(struct tipc_node *n_ptr, struct link *l_ptr);
+int tipc_node_has_active_links(struct tipc_node *n_ptr);
+int tipc_node_has_redundant_links(struct tipc_node *n_ptr);
+u32 tipc_node_select_router(struct tipc_node *n_ptr, u32 ref);
+struct tipc_node *tipc_node_select_next_hop(u32 addr, u32 selector);
+int tipc_node_is_up(struct tipc_node *n_ptr);
+void tipc_node_add_router(struct tipc_node *n_ptr, u32 router);
+void tipc_node_remove_router(struct tipc_node *n_ptr, u32 router);
+struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space);
+struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space);
-static inline struct node *node_find(u32 addr)
+static inline struct tipc_node *tipc_node_find(u32 addr)
{
if (likely(in_own_cluster(addr)))
- return local_nodes[tipc_node(addr)];
- else if (addr_domain_valid(addr)) {
- struct cluster *c_ptr = cluster_find(addr);
+ return tipc_local_nodes[tipc_node(addr)];
+ else if (tipc_addr_domain_valid(addr)) {
+ struct cluster *c_ptr = tipc_cltr_find(addr);
if (c_ptr)
return c_ptr->nodes[tipc_node(addr)];
}
- return 0;
+ return NULL;
}
-static inline struct node *node_select(u32 addr, u32 selector)
+static inline struct tipc_node *tipc_node_select(u32 addr, u32 selector)
{
if (likely(in_own_cluster(addr)))
- return local_nodes[tipc_node(addr)];
- return node_select_next_hop(addr, selector);
+ return tipc_local_nodes[tipc_node(addr)];
+ return tipc_node_select_next_hop(addr, selector);
}
-static inline void node_lock(struct node *n_ptr)
+static inline void tipc_node_lock(struct tipc_node *n_ptr)
{
spin_lock_bh(&n_ptr->lock);
}
-static inline void node_unlock(struct node *n_ptr)
+static inline void tipc_node_unlock(struct tipc_node *n_ptr)
{
spin_unlock_bh(&n_ptr->lock);
}