mirror of
https://github.com/kdave/btrfs-progs
synced 2024-12-26 08:02:21 +00:00
0fc4bb4d91
After removal of the fallback uuid search code the helper is unused in the internal code. Signed-off-by: David Sterba <dsterba@suse.com>
59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/*
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* Copyright (C) 2012 Alexander Block. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#ifndef __BTRFS_SEND_UTILS_H__
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#define __BTRFS_SEND_UTILS_H__
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#include "kerncompat.h"
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#include "kernel-shared/ctree.h"
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#include "kernel-lib/rbtree.h"
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enum subvol_search_type {
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subvol_search_by_root_id,
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subvol_search_by_uuid,
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subvol_search_by_received_uuid,
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subvol_search_by_path,
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};
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struct subvol_info {
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u64 root_id;
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u8 uuid[BTRFS_UUID_SIZE];
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u8 parent_uuid[BTRFS_UUID_SIZE];
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u8 received_uuid[BTRFS_UUID_SIZE];
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u64 ctransid;
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u64 otransid;
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u64 stransid;
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u64 rtransid;
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char *path;
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};
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/*
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* Search for a subvolume by given type (received uuid, root id, path), returns
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* pointer to newly allocated struct subvol_info or NULL in case it's not found
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* or there was another error.
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*/
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struct subvol_info *subvol_uuid_search(int mnt_fd,
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u64 root_id, const u8 *uuid, u64 transid,
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const char *path,
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enum subvol_search_type type);
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int btrfs_subvolid_resolve(int fd, char *path, size_t path_len, u64 subvol_id);
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#endif
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