/*
  Copyright (c) 2012 Gluster, Inc. <http://www.gluster.com>
  This file is part of GlusterFS.

  This file is licensed to you under your choice of the GNU Lesser
  General Public License, version 3 or any later version (LGPLv3 or
  later), or the GNU General Public License, version 2 (GPLv2), in all
  cases as published by the Free Software Foundation.
*/

#ifndef _NLM4_H_
#define _NLM4_H_

#include <sys/types.h>
#include <signal.h>
#include "rpcsvc.h"
#include "dict.h"
#include "xlator.h"
#include "iobuf.h"
#include "nfs.h"
#include "list.h"
#include "xdr-nfs3.h"
#include "locking.h"
#include "nfs3-fh.h"
#include "compat-uuid.h"
#include "nlm4-xdr.h"
#include "lkowner.h"

#define NLM4_NULL 0
#define NLM4_TEST 1
#define NLM4_LOCK 2
#define NLM4_CANCEL 3
#define NLM4_UNLOCK 4
#define NLM4_GRANTED 5
#define NLM4_TEST_MSG 6
#define NLM4_LOCK_MSG 7
#define NLM4_CANCEL_MSG 8
#define NLM4_UNLOCK_MSG 9
#define NLM4_GRANTED_MSG 10
#define NLM4_TEST_RES 11
#define NLM4_LOCK_RES 12
#define NLM4_CANCEL_RES 13
#define NLM4_UNLOCK_RES 14
#define NLM4_GRANTED_RES 15
#define NLM4_SM_NOTIFY 16
#define NLM4_SEVENTEEN 17
#define NLM4_EIGHTEEN 18
#define NLM4_NINETEEN 19
#define NLM4_SHARE 20
#define NLM4_UNSHARE 21
#define NLM4_NM_LOCK 22
#define NLM4_FREE_ALL 23
#define NLM4_PROC_COUNT 24

/* Registered with portmap */
#define GF_NLM4_PORT 38468
#define GF_NLM GF_NFS "-NLM"
#if defined(GF_DARWIN_HOST_OS)
#define GF_RPC_STATD_PROG "/usr/sbin/rpc.statd"
#define GF_RPC_STATD_PIDFILE "/var/run/statd.pid"
#define GF_SM_NOTIFY_PIDFILE "/var/run/statd.notify.pid"
#elif defined(__NetBSD__)
#define GF_RPC_STATD_PROG "/usr/sbin/rpc.statd"
#define GF_RPC_STATD_PIDFILE "/var/run/rpc.statd.pid"
#define GF_SM_NOTIFY_PIDFILE "/var/run/inexistent.pid"
#else
#define GF_RPC_STATD_PROG "/sbin/rpc.statd"
#define GF_RPC_STATD_PIDFILE "/var/run/rpc.statd.pid"
#define GF_SM_NOTIFY_PIDFILE "/var/run/sm-notify.pid"
#endif

extern rpcsvc_program_t *
nlm4svc_init(xlator_t *nfsx);

extern int
nlm4_init_state(xlator_t *nfsx);

#define NLM_PROGRAM 100021
#define NLM_V4 4

typedef struct nlm4_lwowner {
    char temp[1024];
} nlm4_lkowner_t;

typedef struct nlm_client {
    struct sockaddr_storage sa;
    pid_t uniq;
    struct list_head nlm_clients;
    struct list_head fdes;
    struct list_head shares;
    struct rpc_clnt *rpc_clnt;
    char *caller_name;
    int nsm_monitor;
} nlm_client_t;

typedef struct nlm_share {
    struct list_head client_list;
    struct list_head inode_list;
    gf_lkowner_t lkowner;
    inode_t *inode;
    fsh_mode mode;
    fsh_access access;
} nlm_share_t;

typedef struct nlm_fde {
    struct list_head fde_list;
    fd_t *fd;
    int transit_cnt;
} nlm_fde_t;

#endif