[TIPC] Initial merge

TIPC (Transparent Inter Process Communication) is a protocol designed for
intra cluster communication. For more information see
http://tipc.sourceforge.net

Signed-off-by: Per Liden <per.liden@nospam.ericsson.com>

1 files changed, 105 insertions, 0 deletions

diff --git a/net/tipc/name_table.h b/net/tipc/name_table.h
new file mode 100644
index 000000000000..5036b5bac360
--- /dev/null
+++ b/net/tipc/name_table.h
@@ -0,0 +1,105 @@
+/*
+ * net/tipc/name_table.h: Include file for TIPC name table code
+ * 
+ * Copyright (c) 2003-2005, Ericsson Research Canada
+ * Copyright (c) 2004-2005, Wind River Systems
+ * Copyright (c) 2005-2006, Ericsson AB
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this 
+ * list of conditions and the following disclaimer.
+ * 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.
+ * 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.
+ *
+ * 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_NAME_TABLE_H
+#define _TIPC_NAME_TABLE_H
+
+#include "node_subscr.h"
+
+struct subscription;
+struct port_list;
+
+/*
+ * TIPC name types reserved for internal TIPC use (both current and planned)
+ */
+
+#define TIPC_ZM_SRV 3           /* zone master service name type */
+
+
+/**
+ * struct publication - info about a published (name or) name sequence
+ * @type: name sequence type
+ * @lower: name sequence lower bound
+ * @upper: name sequence upper bound
+ * @scope: scope of publication
+ * @node: network address of publishing port's node
+ * @ref: publishing port
+ * @key: publication key
+ * @subscr: subscription to "node down" event (for off-node publications only)
+ * @local_list: adjacent entries in list of publications made by this node
+ * @pport_list: adjacent entries in list of publications made by this port
+ * @node_list: next matching name seq publication with >= node scope
+ * @cluster_list: next matching name seq publication with >= cluster scope
+ * @zone_list: next matching name seq publication with >= zone scope
+ * 
+ * Note that the node list, cluster list, and zone list are circular lists.
+ */
+
+struct publication {
+        u32 type;
+        u32 lower;
+        u32 upper;
+        u32 scope;
+        u32 node;
+        u32 ref;
+        u32 key;
+        struct node_subscr subscr;
+        struct list_head local_list;
+        struct list_head pport_list;
+        struct publication *node_list_next;
+        struct publication *cluster_list_next;
+        struct publication *zone_list_next;
+};
+
+
+extern rwlock_t nametbl_lock;
+
+struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space);
+u32 nametbl_translate(u32 type, u32 instance, u32 *node);
+int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit, 
+                         struct port_list *dports);
+int nametbl_publish_rsv(u32 ref, unsigned int scope, 
+                        struct tipc_name_seq const *seq);
+struct publication *nametbl_publish(u32 type, u32 lower, u32 upper,
+                                    u32 scope, u32 port_ref, u32 key);
+int nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key);
+struct publication *nametbl_insert_publ(u32 type, u32 lower, u32 upper,
+                                        u32 scope, u32 node, u32 ref, u32 key);
+struct publication *nametbl_remove_publ(u32 type, u32 lower, 
+                                        u32 node, u32 ref, u32 key);
+void nametbl_subscribe(struct subscription *s);
+void nametbl_unsubscribe(struct subscription *s);
+int nametbl_init(void);
+void nametbl_stop(void);
+
+#endif