/* -*- mode: c; c-basic-offset: 8; -*- * vim: noexpandtab sw=8 ts=8 sts=0: * * nodemanager.h * * Function prototypes * * Copyright (C) 2004 Oracle. All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 021110-1307, USA. * */ #ifndef O2CLUSTER_NODEMANAGER_H #define O2CLUSTER_NODEMANAGER_H #include "ocfs2_nodemanager.h" /* This totally doesn't belong here. */ #include #include enum o2nm_fence_method { O2NM_FENCE_RESET = 0, O2NM_FENCE_PANIC, O2NM_FENCE_METHODS, /* Number of fence methods */ }; struct o2nm_node { spinlock_t nd_lock; struct config_item nd_item; char nd_name[O2NM_MAX_NAME_LEN+1]; /* replace? */ __u8 nd_num; /* only one address per node, as attributes, for now. */ __be32 nd_ipv4_address; __be16 nd_ipv4_port; struct rb_node nd_ip_node; /* there can be only one local node for now */ int nd_local; unsigned long nd_set_attributes; }; struct o2nm_cluster { struct config_group cl_group; unsigned cl_has_local:1; u8 cl_local_node; rwlock_t cl_nodes_lock; struct o2nm_node *cl_nodes[O2NM_MAX_NODES]; struct rb_root cl_node_ip_tree; unsigned int cl_idle_timeout_ms; unsigned int cl_keepalive_delay_ms; unsigned int cl_reconnect_delay_ms; enum o2nm_fence_method cl_fence_method; /* this bitmap is part of a hack for disk bitmap.. will go eventually. - zab */ unsigned long cl_nodes_bitmap[BITS_TO_LONGS(O2NM_MAX_NODES)]; }; extern struct o2nm_cluster *o2nm_single_cluster; u8 o2nm_this_node(void); int o2nm_configured_node_map(unsigned long *map, unsigned bytes); struct o2nm_node *o2nm_get_node_by_num(u8 node_num); struct o2nm_node *o2nm_get_node_by_ip(__be32 addr); void o2nm_node_get(struct o2nm_node *node); void o2nm_node_put(struct o2nm_node *node); int o2nm_depend_item(struct config_item *item); void o2nm_undepend_item(struct config_item *item); int o2nm_depend_this_node(void); void o2nm_undepend_this_node(void); #endif /* O2CLUSTER_NODEMANAGER_H */

path: root/net/tipc/socket.c

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