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git://sourceware.org/git/lvm2.git
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98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2010 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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#ifndef _LVM_PV_H
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#define _LVM_PV_H
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struct id;
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struct device;
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struct format_type;
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struct volume_group;
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struct physical_volume {
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struct id id;
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struct id old_id; /* Set during pvchange -u. */
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struct device *dev;
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const struct format_type *fmt;
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struct format_instance *fid;
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/*
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* vg_name and vgid are used before the parent VG struct exists.
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* FIXME: Investigate removal/substitution with 'vg' fields.
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*/
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const char *vg_name;
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struct id vgid;
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/*
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* 'vg' is set and maintained when the PV belongs to a 'pvs'
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* list in a parent VG struct.
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*/
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struct volume_group *vg;
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uint64_t status;
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uint64_t size;
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/* bootloader area */
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uint64_t ba_start;
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uint64_t ba_size;
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/* physical extents */
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uint32_t pe_size;
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uint64_t pe_start;
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uint32_t pe_count;
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uint32_t pe_alloc_count;
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unsigned long pe_align;
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unsigned long pe_align_offset;
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/* This is true whenever the represented PV has a label associated. */
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uint64_t is_labelled:1;
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/* NB. label_sector is valid whenever is_labelled is true */
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uint64_t label_sector;
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struct dm_list segments; /* Ordered pv_segments covering complete PV */
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struct dm_list tags;
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};
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char *pv_fmt_dup(const struct physical_volume *pv);
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char *pv_name_dup(const struct physical_volume *pv);
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struct device *pv_dev(const struct physical_volume *pv);
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const char *pv_vg_name(const struct physical_volume *pv);
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char *pv_attr_dup(struct dm_pool *mem, const struct physical_volume *pv);
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const char *pv_dev_name(const struct physical_volume *pv);
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char *pv_uuid_dup(const struct physical_volume *pv);
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char *pv_tags_dup(const struct physical_volume *pv);
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uint64_t pv_size(const struct physical_volume *pv);
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uint64_t pv_size_field(const struct physical_volume *pv);
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uint64_t pv_dev_size(const struct physical_volume *pv);
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uint64_t pv_free(const struct physical_volume *pv);
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uint64_t pv_status(const struct physical_volume *pv);
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uint32_t pv_pe_size(const struct physical_volume *pv);
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uint64_t pv_pe_start(const struct physical_volume *pv);
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uint64_t pv_ba_start(const struct physical_volume *pv);
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uint64_t pv_ba_size(const struct physical_volume *pv);
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uint32_t pv_pe_count(const struct physical_volume *pv);
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uint32_t pv_pe_alloc_count(const struct physical_volume *pv);
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uint64_t pv_mda_size(const struct physical_volume *pv);
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uint64_t pv_mda_free(const struct physical_volume *pv);
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uint64_t pv_used(const struct physical_volume *pv);
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uint32_t pv_mda_count(const struct physical_volume *pv);
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uint32_t pv_mda_used_count(const struct physical_volume *pv);
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unsigned pv_mda_set_ignored(const struct physical_volume *pv, unsigned ignored);
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int is_orphan(const struct physical_volume *pv);
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int is_missing_pv(const struct physical_volume *pv);
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int is_pv(const struct physical_volume *pv);
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#endif /* _LVM_PV_H */
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