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![David S. Miller](/assets/img/avatar_default.png)
Andrew Morton reported a build failure on sparc32, because TIPC uses names like "struct node" and there is a like named data structure defined in linux/node.h This just regexp replaces "struct node*" to "struct tipc_node*" to avoid this and any future similar problems. Signed-off-by: David S. Miller <davem@davemloft.net>
173 lines
4.6 KiB
C
173 lines
4.6 KiB
C
/*
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* net/tipc/zone.c: TIPC zone management routines
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*
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* Copyright (c) 2000-2006, Ericsson AB
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* Copyright (c) 2005, Wind River Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "core.h"
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#include "zone.h"
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#include "net.h"
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#include "addr.h"
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#include "node_subscr.h"
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#include "cluster.h"
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#include "node.h"
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struct _zone *tipc_zone_create(u32 addr)
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{
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struct _zone *z_ptr;
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u32 z_num;
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if (!tipc_addr_domain_valid(addr)) {
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err("Zone creation failed, invalid domain 0x%x\n", addr);
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return NULL;
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}
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z_ptr = kzalloc(sizeof(*z_ptr), GFP_ATOMIC);
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if (!z_ptr) {
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warn("Zone creation failed, insufficient memory\n");
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return NULL;
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}
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z_num = tipc_zone(addr);
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z_ptr->addr = tipc_addr(z_num, 0, 0);
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tipc_net.zones[z_num] = z_ptr;
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return z_ptr;
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}
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void tipc_zone_delete(struct _zone *z_ptr)
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{
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u32 c_num;
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if (!z_ptr)
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return;
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for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
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tipc_cltr_delete(z_ptr->clusters[c_num]);
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}
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kfree(z_ptr);
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}
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void tipc_zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr)
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{
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u32 c_num = tipc_cluster(c_ptr->addr);
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assert(c_ptr->addr);
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assert(c_num <= tipc_max_clusters);
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assert(z_ptr->clusters[c_num] == NULL);
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z_ptr->clusters[c_num] = c_ptr;
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}
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void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router)
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{
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u32 c_num;
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for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
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if (z_ptr->clusters[c_num]) {
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tipc_cltr_remove_as_router(z_ptr->clusters[c_num],
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router);
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}
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}
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}
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void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest)
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{
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u32 c_num;
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for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
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if (z_ptr->clusters[c_num]) {
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if (in_own_cluster(z_ptr->addr))
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continue;
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tipc_cltr_send_ext_routes(z_ptr->clusters[c_num], dest);
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}
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}
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}
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struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
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{
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struct cluster *c_ptr;
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struct tipc_node *n_ptr;
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u32 c_num;
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if (!z_ptr)
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return NULL;
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c_ptr = z_ptr->clusters[tipc_cluster(addr)];
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if (!c_ptr)
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return NULL;
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n_ptr = tipc_cltr_select_node(c_ptr, ref);
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if (n_ptr)
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return n_ptr;
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/* Links to any other clusters within this zone ? */
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for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
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c_ptr = z_ptr->clusters[c_num];
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if (!c_ptr)
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return NULL;
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n_ptr = tipc_cltr_select_node(c_ptr, ref);
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if (n_ptr)
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return n_ptr;
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}
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return NULL;
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}
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u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)
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{
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struct cluster *c_ptr;
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u32 c_num;
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u32 router;
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if (!z_ptr)
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return 0;
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c_ptr = z_ptr->clusters[tipc_cluster(addr)];
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router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0;
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if (router)
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return router;
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/* Links to any other clusters within the zone? */
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for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
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c_ptr = z_ptr->clusters[c_num];
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router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0;
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if (router)
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return router;
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}
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return 0;
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}
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u32 tipc_zone_next_node(u32 addr)
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{
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struct cluster *c_ptr = tipc_cltr_find(addr);
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if (c_ptr)
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return tipc_cltr_next_node(c_ptr, addr);
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return 0;
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}
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