scrub/disk.h

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2018 Oracle.  All Rights Reserved.
   4  * Author: Darrick J. Wong <darrick.wong@oracle.com>
   5  */
   6 #ifndef XFS_SCRUB_DISK_H_
   7 #define XFS_SCRUB_DISK_H_
   8
   9 #define DISK_FLAG_SCSI_VERIFY   0x1
  10 struct disk {
  11         struct stat     d_sb;
  12         int             d_fd;
  13         unsigned int    d_lbalog;
  14         unsigned int    d_lbasize;      /* bytes */
  15         unsigned int    d_flags;
  16         unsigned int    d_blksize;      /* bytes */
  17         uint64_t        d_size;         /* bytes */
  18         uint64_t        d_start;        /* bytes */
  19 };
  20
  21 unsigned int disk_heads(struct disk *disk);
  22 struct disk *disk_open(const char *pathname);
  23 int disk_close(struct disk *disk);
  24 ssize_t disk_read_verify(struct disk *disk, void *buf, uint64_t startblock,
  25                 uint64_t blockcount);
  26
  27 #endif /* XFS_SCRUB_DISK_H_ */