1
0
mirror of git://sourceware.org/git/lvm2.git synced 2024-12-30 17:18:21 +03:00
lvm2/lib/metadata/segtype.c
Heinz Mauelshagen de66704253 segtype: add linear
Add linear segtype addressing FIXME in preparation
for linear <-> striped convenience conversion support
2018-06-05 16:23:18 +02:00

51 lines
1.5 KiB
C

/*
* Copyright (C) 2003-2004 Sistina Software, Inc. All rights reserved.
* Copyright (C) 2004 Red Hat, Inc. All rights reserved.
*
* This file is part of LVM2.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License v.2.1.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "lib/misc/lib.h"
#include "lib/commands/toolcontext.h"
#include "lib/metadata/segtype.h"
struct segment_type *get_segtype_from_string(struct cmd_context *cmd,
const char *str)
{
struct segment_type *segtype;
dm_list_iterate_items(segtype, &cmd->segtypes)
if (!strcmp(segtype->name, str))
return segtype;
if (!(segtype = init_unknown_segtype(cmd, str)))
return_NULL;
dm_list_add(&cmd->segtypes, &segtype->list);
log_warn("WARNING: Unrecognised segment type %s", str);
return segtype;
}
struct segment_type *get_segtype_from_flag(struct cmd_context *cmd, uint64_t flag)
{
struct segment_type *segtype;
/* Iterate backwards to provide aliases; e.g. raid5 instead of raid5_ls */
dm_list_iterate_back_items(segtype, &cmd->segtypes)
if (flag & segtype->flags)
return segtype;
log_error(INTERNAL_ERROR "Unrecognised segment type flag 0x%016" PRIx64, flag);
return NULL;
}