/* * Copyright (C) 2007 Oracle. All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License v2 as published by the Free Software Foundation. * * 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, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 021110-1307, USA. */ #ifndef __CMDS_FI_USAGE_H__ #define __CMDS_FI_USAGE_H__ #include "kerncompat.h" #include "kernel-shared/volumes.h" struct device_info { u64 devid; char path[BTRFS_DEVICE_PATH_NAME_MAX]; /* Size of the block device */ u64 device_size; /* Size that's occupied by the filesystem, can be changed via resize */ u64 size; }; /* * To store the size information about the chunks: * the chunks info are grouped by the tuple (type, devid, num_stripes), * i.e. if two chunks are of the same type (RAID1, DUP...), are on the * same disk, have the same stripes then their sizes are grouped */ struct chunk_info { u64 type; u64 size; u64 devid; u64 num_stripes; }; int load_chunk_and_device_info(int fd, struct chunk_info **chunkinfo_ret, int *chunkcount_ret, struct device_info **devinfo_ret, int *devcount_ret); void print_device_chunks(struct device_info *devinfo, struct chunk_info *chunk_info, int chunkcount, unsigned unit_mode); void print_device_sizes(struct device_info *devinfo, unsigned unit_mode); int dev_to_fsid(const char *dev, u8 *fsid); #endif