/*
* net/tipc/zone.c: TIPC zone management routines
- *
- * Copyright (c) 2003-2006, Ericsson AB
+ *
+ * Copyright (c) 2000-2006, Ericsson AB
* Copyright (c) 2005, Wind River Systems
* All rights reserved.
*
#include "cluster.h"
#include "node.h"
-struct _zone *zone_create(u32 addr)
+struct _zone *tipc_zone_create(u32 addr)
{
- struct _zone *z_ptr = 0;
+ struct _zone *z_ptr;
u32 z_num;
- if (!addr_domain_valid(addr))
- return 0;
+ if (!tipc_addr_domain_valid(addr)) {
+ err("Zone creation failed, invalid domain 0x%x\n", addr);
+ return NULL;
+ }
- z_ptr = (struct _zone *)kmalloc(sizeof(*z_ptr), GFP_ATOMIC);
- if (z_ptr != NULL) {
- memset(z_ptr, 0, sizeof(*z_ptr));
- z_num = tipc_zone(addr);
- z_ptr->addr = tipc_addr(z_num, 0, 0);
- net.zones[z_num] = z_ptr;
+ z_ptr = kzalloc(sizeof(*z_ptr), GFP_ATOMIC);
+ if (!z_ptr) {
+ warn("Zone creation failed, insufficient memory\n");
+ return NULL;
}
+
+ z_num = tipc_zone(addr);
+ z_ptr->addr = tipc_addr(z_num, 0, 0);
+ tipc_net.zones[z_num] = z_ptr;
return z_ptr;
}
-void zone_delete(struct _zone *z_ptr)
+void tipc_zone_delete(struct _zone *z_ptr)
{
u32 c_num;
if (!z_ptr)
return;
for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
- cluster_delete(z_ptr->clusters[c_num]);
+ tipc_cltr_delete(z_ptr->clusters[c_num]);
}
kfree(z_ptr);
}
-void zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr)
+void tipc_zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr)
{
u32 c_num = tipc_cluster(c_ptr->addr);
assert(c_ptr->addr);
assert(c_num <= tipc_max_clusters);
- assert(z_ptr->clusters[c_num] == 0);
+ assert(z_ptr->clusters[c_num] == NULL);
z_ptr->clusters[c_num] = c_ptr;
}
-void zone_remove_as_router(struct _zone *z_ptr, u32 router)
+void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router)
{
u32 c_num;
for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
if (z_ptr->clusters[c_num]) {
- cluster_remove_as_router(z_ptr->clusters[c_num],
- router);
+ tipc_cltr_remove_as_router(z_ptr->clusters[c_num],
+ router);
}
}
}
-void zone_send_external_routes(struct _zone *z_ptr, u32 dest)
+void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest)
{
u32 c_num;
if (z_ptr->clusters[c_num]) {
if (in_own_cluster(z_ptr->addr))
continue;
- cluster_send_ext_routes(z_ptr->clusters[c_num], dest);
+ tipc_cltr_send_ext_routes(z_ptr->clusters[c_num], dest);
}
}
}
-struct node *zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
+struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
{
struct cluster *c_ptr;
- struct node *n_ptr;
+ struct tipc_node *n_ptr;
u32 c_num;
if (!z_ptr)
- return 0;
+ return NULL;
c_ptr = z_ptr->clusters[tipc_cluster(addr)];
if (!c_ptr)
- return 0;
- n_ptr = cluster_select_node(c_ptr, ref);
+ return NULL;
+ n_ptr = tipc_cltr_select_node(c_ptr, ref);
if (n_ptr)
return n_ptr;
for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
c_ptr = z_ptr->clusters[c_num];
if (!c_ptr)
- return 0;
- n_ptr = cluster_select_node(c_ptr, ref);
+ return NULL;
+ n_ptr = tipc_cltr_select_node(c_ptr, ref);
if (n_ptr)
return n_ptr;
}
- return 0;
+ return NULL;
}
-u32 zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)
+u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)
{
struct cluster *c_ptr;
u32 c_num;
if (!z_ptr)
return 0;
c_ptr = z_ptr->clusters[tipc_cluster(addr)];
- router = c_ptr ? cluster_select_router(c_ptr, ref) : 0;
+ router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0;
if (router)
return router;
/* Links to any other clusters within the zone? */
for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
c_ptr = z_ptr->clusters[c_num];
- router = c_ptr ? cluster_select_router(c_ptr, ref) : 0;
+ router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0;
if (router)
return router;
}
}
-u32 zone_next_node(u32 addr)
+u32 tipc_zone_next_node(u32 addr)
{
- struct cluster *c_ptr = cluster_find(addr);
+ struct cluster *c_ptr = tipc_cltr_find(addr);
if (c_ptr)
- return cluster_next_node(c_ptr, addr);
+ return tipc_cltr_next_node(c_ptr, addr);
return 0;
}