send-stream.h

   1 /*
   2  * Copyright (C) 2012 Alexander Block.  All rights reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public
   6  * License v2 as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public
  14  * License along with this program; if not, write to the
  15  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  16  * Boston, MA 021110-1307, USA.
  17  */
  18
  19 #ifndef __BTRFS_SEND_STREAM_H__
  20 #define __BTRFS_SEND_STREAM_H__
  21
  22 /*
  23  * NOTE: this file is public API, any incompatible change has to update
  24  * library version
  25  */
  26
  27 #ifdef __cplusplus
  28 extern "C" {
  29 #endif
  30
  31 #if BTRFS_FLAT_INCLUDES
  32 #include "kerncompat.h"
  33 #else
  34 #include <btrfs/kerncompat.h>
  35 #endif /* BTRFS_FLAT_INCLUDES */
  36
  37 struct btrfs_send_ops {
  38         int (*subvol)(const char *path, const u8 *uuid, u64 ctransid,
  39                       void *user);
  40         int (*snapshot)(const char *path, const u8 *uuid, u64 ctransid,
  41                         const u8 *parent_uuid, u64 parent_ctransid,
  42                         void *user);
  43         int (*mkfile)(const char *path, void *user);
  44         int (*mkdir)(const char *path, void *user);
  45         int (*mknod)(const char *path, u64 mode, u64 dev, void *user);
  46         int (*mkfifo)(const char *path, void *user);
  47         int (*mksock)(const char *path, void *user);
  48         int (*symlink)(const char *path, const char *lnk, void *user);
  49         int (*rename)(const char *from, const char *to, void *user);
  50         int (*link)(const char *path, const char *lnk, void *user);
  51         int (*unlink)(const char *path, void *user);
  52         int (*rmdir)(const char *path, void *user);
  53         int (*write)(const char *path, const void *data, u64 offset, u64 len,
  54                      void *user);
  55         int (*clone)(const char *path, u64 offset, u64 len,
  56                      const u8 *clone_uuid, u64 clone_ctransid,
  57                      const char *clone_path, u64 clone_offset,
  58                      void *user);
  59         int (*set_xattr)(const char *path, const char *name, const void *data,
  60                          int len, void *user);
  61         int (*remove_xattr)(const char *path, const char *name, void *user);
  62         int (*truncate)(const char *path, u64 size, void *user);
  63         int (*chmod)(const char *path, u64 mode, void *user);
  64         int (*chown)(const char *path, u64 uid, u64 gid, void *user);
  65         int (*utimes)(const char *path, struct timespec *at,
  66                       struct timespec *mt, struct timespec *ct,
  67                       void *user);
  68         int (*update_extent)(const char *path, u64 offset, u64 len, void *user);
  69 };
  70
  71 int btrfs_read_and_process_send_stream(int fd,
  72                                        struct btrfs_send_ops *ops, void *user,
  73                                        int honor_end_cmd,
  74                                        u64 max_errors);
  75
  76 #ifdef __cplusplus
  77 }
  78 #endif
  79
  80 #endif