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f032ed7498
Caller must free the memory of the uuid / name returned. This may not be the best memory management policy since it may lead to memory leaks if the caller has code like this: if (!lvm_vg_get_name(vg)) Maybe we don't care - if we do we can use pools tied to handles later or some other scheme. Signed-off-by: Dave Wysochanski <dwysocha@redhat.com> Acked-by: Thomas Woerner <twoerner@redhat.com>
41 lines
1.0 KiB
C
41 lines
1.0 KiB
C
/*
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* Copyright (C) 2008,2009 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "lib.h"
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#include "lvm.h"
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#include "metadata-exported.h"
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#include "lvm-string.h"
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char *lvm_pv_get_uuid(const pv_t *pv)
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{
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char uuid[64] __attribute((aligned(8)));
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if (!id_write_format(&pv->id, uuid, sizeof(uuid))) {
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log_error("Internal error converting uuid");
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return NULL;
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}
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return strndup((const char *)uuid, 64);
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}
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char *lvm_pv_get_name(const pv_t *pv)
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{
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char *name;
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name = malloc(NAME_LEN + 1);
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strncpy(name, (const char *)pv_dev_name(pv), NAME_LEN);
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name[NAME_LEN] = '\0';
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return name;
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}
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