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/*
   Copyright (c) 2018 Red Hat, Inc. <http://www.redhat.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 _POSIX_METADATA_H
#define _POSIX_METADATA_H

#include "posix-metadata-disk.h"

/* In memory representation posix metadata xattr */
typedef struct {
        /* version of structure, bumped up if any new member is added */
        uint8_t version;
        /* flags indicates valid fields in the structure */
        uint64_t flags;
        struct timespec ctime;
        struct timespec mtime;
        struct timespec atime;
} posix_mdata_t;

typedef struct {
        unsigned short ctime : 1;
        unsigned short mtime : 1;
        unsigned short atime : 1;
} posix_mdata_flag_t;

/* With inode lock*/
int
posix_get_mdata_xattr (xlator_t *this, const char *real_path, int _fd,
                       inode_t *inode, struct iatt *stbuf);
/* With out inode lock*/
int
__posix_get_mdata_xattr (xlator_t *this, const char *real_path, int _fd,
                         inode_t *inode, struct iatt *stbuf);
void
posix_update_utime_in_mdata (xlator_t *this, const char *real_path, int fd,
                             inode_t *inode, struct iatt *stbuf, int valid);
void
posix_set_ctime (call_frame_t *frame, xlator_t *this, const char* real_path,
                 int fd, inode_t *inode, struct iatt *stbuf);
void
posix_set_parent_ctime (call_frame_t *frame, xlator_t *this,
                        const char* real_path, int fd, inode_t *inode,
                        struct iatt *stbuf);
gf_boolean_t
is_ctime_enabled();

#endif /* _POSIX_METADATA_H */