/*
   Copyright 2014-present Facebook. All Rights Reserved

   This file is part of GlusterFS.

   Author :
   Shreyas Siravara <shreyas.siravara@gmail.com>

   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 _MOUNT3_AUTH
#define _MOUNT3_AUTH

#include "nfs-mem-types.h"
#include "netgroups.h"
#include "exports.h"
#include "mount3.h"
#include "nfs.h"

#define GF_MNT_AUTH GF_NFS "-mount3-auth"

struct mnt3_auth_params {
    struct netgroups_file *ngfile; /* The netgroup file to auth against */
    struct exports_file *expfile;  /* The export file to auth against */
    struct mount3_state *ms;       /* The mount state that owns this */
};

/* Initialize auth params struct */
struct mnt3_auth_params *
mnt3_auth_params_init(struct mount3_state *ms);

/* Set the netgroups file to use in the auth */
int
mnt3_auth_set_netgroups_auth(struct mnt3_auth_params *aps,
                             const char *filename);

/* Set the exports file to use in the auth */
int
mnt3_auth_set_exports_auth(struct mnt3_auth_params *aps, const char *filename);

/* Check if a host is authorized to perform a mount / nfs-fop */
int
mnt3_auth_host(const struct mnt3_auth_params *aps, const char *host,
               struct nfs3_fh *fh, const char *dir, gf_boolean_t is_write_op,
               struct export_item **save_item);

/* Free resources used by the auth params struct */
void
mnt3_auth_params_deinit(struct mnt3_auth_params *aps);

int
mnt3_auth_fop_options_verify(const struct mnt3_auth_params *auth_params,
                             const char *host, const char *dir);

#endif /* _MOUNT3_AUTH */