/*

   Unix SMB/CIFS implementation.

   file_id structure handling

   Copyright (C) Andrew Tridgell 2007

   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 3 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, see <http://www.gnu.org/licenses/>.

*/

#include "includes.h"

#include "lib/file_id.h"

/*

  return True if two file_id structures are equal

 */

bool file_id_equal(const struct file_id *id1, const struct file_id *id2)

{

  return id1->inode == id2->inode && id1->devid == id2->devid &&

      id1->extid == id2->extid;

}

char *file_id_str_buf(struct file_id fid, struct file_id_buf *dst)

{

  snprintf(dst->buf,

     sizeof(dst->buf),

     "%"PRIu64":%"PRIu64":%"PRIu64,

     fid.devid,

     fid.inode,

     fid.extid);

  return dst->buf;

}

/*

  push a 16 byte version of a file id into a buffer.  This ignores the extid

  and is needed when dev/inodes are stored in persistent storage (tdbs).

 */

void push_file_id_16(uint8_t *buf, const struct file_id *id)

{

  SIVAL(buf,  0, id->devid&0xFFFFFFFF);

  SIVAL(buf,  4, id->devid>>32);

  SIVAL(buf,  8, id->inode&0xFFFFFFFF);

  SIVAL(buf, 12, id->inode>>32);

}