/*
   * Copyright (C) 2007 Red Hat, Inc.  All rights reserved.
   *
   * This copyrighted material is made available to anyone wishing to use,
   * modify, copy, or redistribute it subject to the terms and conditions
   * of the GNU General Public License v.2.
   */
  
  #ifndef _DLM_NETLINK_H
  #define _DLM_NETLINK_H

  #include <linux/types.h>

  enum {
  	DLM_STATUS_WAITING = 1,
  	DLM_STATUS_GRANTED = 2,
  	DLM_STATUS_CONVERT = 3,
  };
  
  #define DLM_LOCK_DATA_VERSION 1
  
  struct dlm_lock_data {

  	__u16 version;
  	__u32 lockspace_id;

  	int nodeid;
  	int ownpid;

  	__u32 id;
  	__u32 remid;
  	__u64 xid;
  	__s8 status;
  	__s8 grmode;
  	__s8 rqmode;

  	unsigned long timestamp;
  	int resource_namelen;
  	char resource_name[DLM_RESNAME_MAXLEN];
  };
  
  enum {
  	DLM_CMD_UNSPEC = 0,
  	DLM_CMD_HELLO,		/* user->kernel */
  	DLM_CMD_TIMEOUT,	/* kernel->user */
  	__DLM_CMD_MAX,
  };
  
  #define DLM_CMD_MAX (__DLM_CMD_MAX - 1)
  
  enum {
  	DLM_TYPE_UNSPEC = 0,
  	DLM_TYPE_LOCK,
  	__DLM_TYPE_MAX,
  };
  
  #define DLM_TYPE_MAX (__DLM_TYPE_MAX - 1)
  
  #define DLM_GENL_VERSION 0x1
  #define DLM_GENL_NAME "DLM"
  
  #endif /* _DLM_NETLINK_H */