From d7c7c334f56edab8cfc102b657366277a65738cf Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 12 Dec 2014 03:15:58 +0100 Subject: shared: add new btrfs-util.[ch] helpers for doing common btrfs operation --- src/shared/btrfs-util.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 src/shared/btrfs-util.h (limited to 'src/shared/btrfs-util.h') diff --git a/src/shared/btrfs-util.h b/src/shared/btrfs-util.h new file mode 100644 index 0000000000..28dbeb4e27 --- /dev/null +++ b/src/shared/btrfs-util.h @@ -0,0 +1,34 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +/*** + This file is part of systemd. + + Copyright 2014 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see . +***/ + +#include +#include + +int btrfs_is_snapshot(int fd); + +int btrfs_subvol_make(const char *path); +int btrfs_subvol_remove(const char *path); +int btrfs_subvol_snapshot(const char *old_path, const char *new_path, bool read_only, bool fallback_copy); +int btrfs_subvol_read_only(const char *path, bool b); + +int btrfs_reflink(int infd, int outfd); + +int btrfs_get_block_device(const char *path, dev_t *dev); -- cgit v1.2.3-54-g00ecf