diff options
| -rw-r--r-- | include/linux/tipc_config.h | 4 | ||||
| -rw-r--r-- | net/tipc/Kconfig | 12 | ||||
| -rw-r--r-- | net/tipc/Makefile | 2 | ||||
| -rw-r--r-- | net/tipc/addr.c | 4 | ||||
| -rw-r--r-- | net/tipc/cluster.c | 14 | ||||
| -rw-r--r-- | net/tipc/cluster.h | 12 | ||||
| -rw-r--r-- | net/tipc/config.c | 30 | ||||
| -rw-r--r-- | net/tipc/core.c | 6 | ||||
| -rw-r--r-- | net/tipc/core.h | 1 | ||||
| -rw-r--r-- | net/tipc/net.c | 41 | ||||
| -rw-r--r-- | net/tipc/net.h | 8 | ||||
| -rw-r--r-- | net/tipc/node.c | 7 | ||||
| -rw-r--r-- | net/tipc/node.h | 1 | ||||
| -rw-r--r-- | net/tipc/zone.c | 159 | ||||
| -rw-r--r-- | net/tipc/zone.h | 70 |
15 files changed, 46 insertions, 325 deletions
diff --git a/include/linux/tipc_config.h b/include/linux/tipc_config.h index 9cde86c32412..fa3aeaafeab1 100644 --- a/include/linux/tipc_config.h +++ b/include/linux/tipc_config.h @@ -94,7 +94,7 @@ #define TIPC_CMD_GET_MAX_PORTS 0x4004 /* tx none, rx unsigned */ #define TIPC_CMD_GET_MAX_PUBL 0x4005 /* tx none, rx unsigned */ #define TIPC_CMD_GET_MAX_SUBSCR 0x4006 /* tx none, rx unsigned */ -#define TIPC_CMD_GET_MAX_ZONES 0x4007 /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_ZONES 0x4007 /* obsoleted */ #define TIPC_CMD_GET_MAX_CLUSTERS 0x4008 /* tx none, rx unsigned */ #define TIPC_CMD_GET_MAX_NODES 0x4009 /* tx none, rx unsigned */ #define TIPC_CMD_GET_MAX_SLAVES 0x400A /* tx none, rx unsigned */ @@ -130,7 +130,7 @@ #define TIPC_CMD_SET_MAX_PORTS 0x8004 /* tx unsigned, rx none */ #define TIPC_CMD_SET_MAX_PUBL 0x8005 /* tx unsigned, rx none */ #define TIPC_CMD_SET_MAX_SUBSCR 0x8006 /* tx unsigned, rx none */ -#define TIPC_CMD_SET_MAX_ZONES 0x8007 /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_ZONES 0x8007 /* obsoleted */ #define TIPC_CMD_SET_MAX_CLUSTERS 0x8008 /* tx unsigned, rx none */ #define TIPC_CMD_SET_MAX_NODES 0x8009 /* tx unsigned, rx none */ #define TIPC_CMD_SET_MAX_SLAVES 0x800A /* tx unsigned, rx none */ diff --git a/net/tipc/Kconfig b/net/tipc/Kconfig index b74f78d0c033..06d32908fcfb 100644 --- a/net/tipc/Kconfig +++ b/net/tipc/Kconfig @@ -29,18 +29,6 @@ config TIPC_ADVANCED Saying Y here will open some advanced configuration for TIPC. Most users do not need to bother; if unsure, just say N. -config TIPC_ZONES - int "Maximum number of zones in a network" - depends on TIPC_ADVANCED - range 1 255 - default "3" - help - Specifies how many zones can be supported in a TIPC network. - Can range from 1 to 255 zones; default is 3. - - Setting this to a smaller value saves some memory; - setting it to a higher value allows for more zones. - config TIPC_CLUSTERS int "Maximum number of clusters in a zone" depends on TIPC_ADVANCED diff --git a/net/tipc/Makefile b/net/tipc/Makefile index dceb7027946c..3d936f0560c7 100644 --- a/net/tipc/Makefile +++ b/net/tipc/Makefile @@ -8,6 +8,6 @@ tipc-y += addr.o bcast.o bearer.o config.o cluster.o \ core.o handler.o link.o discover.o msg.o \ name_distr.o subscr.o name_table.o net.o \ netlink.o node.o node_subscr.o port.o ref.o \ - socket.o user_reg.o zone.o dbg.o eth_media.o + socket.o user_reg.o dbg.o eth_media.o # End of file diff --git a/net/tipc/addr.c b/net/tipc/addr.c index 886715a75259..3d0f97da5b5f 100644 --- a/net/tipc/addr.c +++ b/net/tipc/addr.c @@ -35,8 +35,6 @@ */ #include "core.h" -#include "addr.h" -#include "zone.h" #include "cluster.h" /** @@ -61,8 +59,6 @@ int tipc_addr_domain_valid(u32 addr) return 0; if (c > tipc_max_clusters) return 0; - if (z > tipc_max_zones) - return 0; if (n && (!z || !c)) return 0; diff --git a/net/tipc/cluster.c b/net/tipc/cluster.c index 405be87157ba..996b2b67687e 100644 --- a/net/tipc/cluster.c +++ b/net/tipc/cluster.c @@ -47,7 +47,6 @@ u32 tipc_highest_allowed_slave = 0; struct cluster *tipc_cltr_create(u32 addr) { - struct _zone *z_ptr; struct cluster *c_ptr; int max_nodes; @@ -75,18 +74,7 @@ struct cluster *tipc_cltr_create(u32 addr) c_ptr->highest_slave = LOWEST_SLAVE - 1; c_ptr->highest_node = 0; - z_ptr = tipc_zone_find(tipc_zone(addr)); - if (!z_ptr) { - z_ptr = tipc_zone_create(addr); - } - if (!z_ptr) { - kfree(c_ptr->nodes); - kfree(c_ptr); - return NULL; - } - - tipc_zone_attach_cluster(z_ptr, c_ptr); - c_ptr->owner = z_ptr; + tipc_net.clusters[1] = c_ptr; return c_ptr; } diff --git a/net/tipc/cluster.h b/net/tipc/cluster.h index 32636d98c9c6..21493f7beb95 100644 --- a/net/tipc/cluster.h +++ b/net/tipc/cluster.h @@ -38,14 +38,13 @@ #define _TIPC_CLUSTER_H #include "addr.h" -#include "zone.h" +#include "net.h" #define LOWEST_SLAVE 2048u /** * struct cluster - TIPC cluster structure * @addr: network address of cluster - * @owner: pointer to zone that cluster belongs to * @nodes: array of pointers to all nodes within cluster * @highest_node: id of highest numbered node within cluster * @highest_slave: (used for secondary node support) @@ -53,7 +52,6 @@ struct cluster { u32 addr; - struct _zone *owner; struct tipc_node **nodes; u32 highest_node; u32 highest_slave; @@ -82,11 +80,9 @@ void tipc_cltr_bcast_lost_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi) static inline struct cluster *tipc_cltr_find(u32 addr) { - struct _zone *z_ptr = tipc_zone_find(addr); - - if (z_ptr) - return z_ptr->clusters[1]; - return NULL; + if (!in_own_cluster(addr)) + return NULL; + return tipc_net.clusters[1]; } #endif diff --git a/net/tipc/config.c b/net/tipc/config.c index bdde39f0436b..8de97ddb0427 100644 --- a/net/tipc/config.c +++ b/net/tipc/config.c @@ -269,25 +269,6 @@ static struct sk_buff *cfg_set_max_ports(void) return tipc_cfg_reply_none(); } -static struct sk_buff *cfg_set_max_zones(void) -{ - u32 value; - - if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED)) - return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR); - value = ntohl(*(__be32 *)TLV_DATA(req_tlv_area)); - if (value == tipc_max_zones) - return tipc_cfg_reply_none(); - if (value != delimit(value, 1, 255)) - return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE - " (max zones must be 1-255)"); - if (tipc_mode == TIPC_NET_MODE) - return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED - " (cannot change max zones once TIPC has joined a network)"); - tipc_max_zones = value; - return tipc_cfg_reply_none(); -} - static struct sk_buff *cfg_set_max_clusters(void) { u32 value; @@ -452,9 +433,6 @@ struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area case TIPC_CMD_SET_MAX_SUBSCR: rep_tlv_buf = cfg_set_max_subscriptions(); break; - case TIPC_CMD_SET_MAX_ZONES: - rep_tlv_buf = cfg_set_max_zones(); - break; case TIPC_CMD_SET_MAX_CLUSTERS: rep_tlv_buf = cfg_set_max_clusters(); break; @@ -479,9 +457,6 @@ struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area case TIPC_CMD_GET_MAX_SUBSCR: rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_subscriptions); break; - case TIPC_CMD_GET_MAX_ZONES: - rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_zones); - break; case TIPC_CMD_GET_MAX_CLUSTERS: rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_clusters); break; @@ -498,6 +473,11 @@ struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area rep_tlv_buf = tipc_cfg_reply_error_string(TIPC_CFG_NOT_NET_ADMIN); break; + case TIPC_CMD_SET_MAX_ZONES: + case TIPC_CMD_GET_MAX_ZONES: + rep_tlv_buf = tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED + " (obsolete command)"); + break; default: rep_tlv_buf = tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED " (unknown command)"); diff --git a/net/tipc/core.c b/net/tipc/core.c index f5d62c174de2..13946331bd4d 100644 --- a/net/tipc/core.c +++ b/net/tipc/core.c @@ -48,10 +48,6 @@ #include "config.h" -#ifndef CONFIG_TIPC_ZONES -#define CONFIG_TIPC_ZONES 3 -#endif - #ifndef CONFIG_TIPC_CLUSTERS #define CONFIG_TIPC_CLUSTERS 1 #endif @@ -84,7 +80,6 @@ const char tipc_alphabet[] = /* configurable TIPC parameters */ u32 tipc_own_addr; -int tipc_max_zones; int tipc_max_clusters; int tipc_max_nodes; int tipc_max_slaves; @@ -209,7 +204,6 @@ static int __init tipc_init(void) tipc_max_publications = 10000; tipc_max_subscriptions = 2000; tipc_max_ports = CONFIG_TIPC_PORTS; - tipc_max_zones = CONFIG_TIPC_ZONES; tipc_max_clusters = CONFIG_TIPC_CLUSTERS; tipc_max_nodes = CONFIG_TIPC_NODES; tipc_max_slaves = CONFIG_TIPC_SLAVE_NODES; diff --git a/net/tipc/core.h b/net/tipc/core.h index ca7e171c1043..9403a226a570 100644 --- a/net/tipc/core.h +++ b/net/tipc/core.h @@ -184,7 +184,6 @@ void tipc_dump_dbg(struct print_buf *, const char *fmt, ...); */ extern u32 tipc_own_addr; -extern int tipc_max_zones; extern int tipc_max_clusters; extern int tipc_max_nodes; extern int tipc_max_slaves; diff --git a/net/tipc/net.c b/net/tipc/net.c index c2b4b86c2e6a..a25f8bb1e1d9 100644 --- a/net/tipc/net.c +++ b/net/tipc/net.c @@ -36,7 +36,6 @@ #include "core.h" #include "net.h" -#include "zone.h" #include "name_table.h" #include "name_distr.h" #include "subscr.h" @@ -111,46 +110,56 @@ */ DEFINE_RWLOCK(tipc_net_lock); -static struct _zone *tipc_zones[256] = { NULL, }; -struct network tipc_net = { tipc_zones }; +struct network tipc_net; struct tipc_node *tipc_net_select_remote_node(u32 addr, u32 ref) { - return tipc_zone_select_remote_node(tipc_net.zones[tipc_zone(addr)], addr, ref); + struct cluster *c_ptr; + + c_ptr = tipc_net.clusters[1]; + if (!c_ptr) + return NULL; + return tipc_cltr_select_node(c_ptr, ref); } u32 tipc_net_select_router(u32 addr, u32 ref) { - return tipc_zone_select_router(tipc_net.zones[tipc_zone(addr)], addr, ref); + struct cluster *c_ptr; + + c_ptr = tipc_net.clusters[1]; + if (!c_ptr) + return 0; + return tipc_cltr_select_router(c_ptr, ref); } void tipc_net_remove_as_router(u32 router) { - u32 z_num; + u32 c_num; - for (z_num = 1; z_num <= tipc_max_zones; z_num++) { - if (!tipc_net.zones[z_num]) + for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { + if (!tipc_net.clusters[c_num]) continue; - tipc_zone_remove_as_router(tipc_net.zones[z_num], router); + tipc_cltr_remove_as_router(tipc_net.clusters[c_num], router); } } void tipc_net_send_external_routes(u32 dest) { - u32 z_num; + u32 c_num; - for (z_num = 1; z_num <= tipc_max_zones; z_num++) { - if (tipc_net.zones[z_num]) - tipc_zone_send_external_routes(tipc_net.zones[z_num], dest); + for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { + if (tipc_net.clusters[c_num]) + tipc_cltr_send_ext_routes(tipc_net.clusters[c_num], + dest); } } static void net_stop(void) { - u32 z_num; + u32 c_num; - for (z_num = 1; z_num <= tipc_max_zones; z_num++) - tipc_zone_delete(tipc_net.zones[z_num]); + for (c_num = 1; c_num <= tipc_max_clusters; c_num++) + tipc_cltr_delete(tipc_net.clusters[c_num]); } static void net_route_named_msg(struct sk_buff *buf) diff --git a/net/tipc/net.h b/net/tipc/net.h index de2b9ad8f646..786c94007470 100644 --- a/net/tipc/net.h +++ b/net/tipc/net.h @@ -37,15 +37,17 @@ #ifndef _TIPC_NET_H #define _TIPC_NET_H -struct _zone; +struct cluster; /** * struct network - TIPC network structure - * @zones: array of pointers to all zones within network + * @clusters: array of pointers to all clusters within zone + * @links: number of (unicast) links to cluster */ struct network { - struct _zone **zones; + struct cluster *clusters[2]; /* currently limited to just 1 cluster */ + u32 links; }; diff --git a/net/tipc/node.c b/net/tipc/node.c index df71dfc3a9ae..c20bd851a44a 100644 --- a/net/tipc/node.c +++ b/net/tipc/node.c @@ -257,7 +257,7 @@ struct tipc_node *tipc_node_attach_link(struct link *l_ptr) if (!n_ptr->links[bearer_id]) { n_ptr->links[bearer_id] = l_ptr; - tipc_net.zones[tipc_zone(l_ptr->addr)]->links++; + tipc_net.links++; n_ptr->link_cnt++; return n_ptr; } @@ -271,7 +271,7 @@ 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) { n_ptr->links[l_ptr->b_ptr->identity] = NULL; - tipc_net.zones[tipc_zone(l_ptr->addr)]->links--; + tipc_net.links--; n_ptr->link_cnt--; } @@ -656,8 +656,7 @@ struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space) /* Get space for all unicast links + multicast link */ - payload_size = TLV_SPACE(sizeof(link_info)) * - (tipc_net.zones[tipc_zone(tipc_own_addr)]->links + 1); + payload_size = TLV_SPACE(sizeof(link_info)) * (tipc_net.links + 1); if (payload_size > 32768u) { read_unlock_bh(&tipc_net_lock); return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED diff --git a/net/tipc/node.h b/net/tipc/node.h index fff331b2d26c..7bfaf5e8c201 100644 --- a/net/tipc/node.h +++ b/net/tipc/node.h @@ -38,7 +38,6 @@ #define _TIPC_NODE_H #include "node_subscr.h" -#include "addr.h" #include "cluster.h" #include "bearer.h" diff --git a/net/tipc/zone.c b/net/tipc/zone.c deleted file mode 100644 index 1b61ca8c48ef..000000000000 --- a/net/tipc/zone.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * net/tipc/zone.c: TIPC zone management routines - * - * Copyright (c) 2000-2006, Ericsson AB - * Copyright (c) 2005, Wind River Systems - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include "core.h" -#include "zone.h" -#include "cluster.h" -#include "node.h" - -struct _zone *tipc_zone_create(u32 addr) -{ - struct _zone *z_ptr; - u32 z_num; - - if (!tipc_addr_domain_valid(addr)) { - err("Zone creation failed, invalid domain 0x%x\n", addr); - return NULL; - } - - 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 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++) { - tipc_cltr_delete(z_ptr->clusters[c_num]); - } - kfree(z_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] == NULL); - z_ptr->clusters[c_num] = c_ptr; -} - -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]) { - tipc_cltr_remove_as_router(z_ptr->clusters[c_num], - router); - } - } -} - -void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest) -{ - u32 c_num; - - for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { - if (z_ptr->clusters[c_num]) { - if (in_own_cluster(z_ptr->addr)) - continue; - tipc_cltr_send_ext_routes(z_ptr->clusters[c_num], dest); - } - } -} - -struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref) -{ - struct cluster *c_ptr; - struct tipc_node *n_ptr; - u32 c_num; - - if (!z_ptr) - return NULL; - c_ptr = z_ptr->clusters[tipc_cluster(addr)]; - if (!c_ptr) - return NULL; - n_ptr = tipc_cltr_select_node(c_ptr, ref); - if (n_ptr) - return n_ptr; - - /* Links to any other clusters within this zone ? */ - for (c_num = 1; c_num <= tipc_max_clusters; c_num++) { - c_ptr = z_ptr->clusters[c_num]; - if (!c_ptr) - return NULL; - n_ptr = tipc_cltr_select_node(c_ptr, ref); - if (n_ptr) - return n_ptr; - } - return NULL; -} - -u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref) -{ - struct cluster *c_ptr; - u32 c_num; - u32 router; - - if (!z_ptr) - return 0; - c_ptr = z_ptr->clusters[tipc_cluster(addr)]; - 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 ? tipc_cltr_select_router(c_ptr, ref) : 0; - if (router) - return router; - } - return 0; -} diff --git a/net/tipc/zone.h b/net/tipc/zone.h deleted file mode 100644 index bd1c20ce9d06..000000000000 --- a/net/tipc/zone.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - * net/tipc/zone.h: Include file for TIPC zone management routines - * - * Copyright (c) 2000-2006, Ericsson AB - * Copyright (c) 2005-2006, Wind River Systems - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _TIPC_ZONE_H -#define _TIPC_ZONE_H - -#include "node_subscr.h" -#include "net.h" - - -/** - * struct _zone - TIPC zone structure - * @addr: network address of zone - * @clusters: array of pointers to all clusters within zone - * @links: number of (unicast) links to zone - */ - -struct _zone { - u32 addr; - struct cluster *clusters[2]; /* currently limited to just 1 cluster */ - u32 links; -}; - -struct tipc_node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref); -u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref); -void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router); -void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest); -struct _zone *tipc_zone_create(u32 addr); -void tipc_zone_delete(struct _zone *z_ptr); -void tipc_zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr); - -static inline struct _zone *tipc_zone_find(u32 addr) -{ - return tipc_net.zones[tipc_zone(addr)]; -} - -#endif |