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51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/*
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* Copyright (C) 2002 Sistina Software (UK) Limited.
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*
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* This file is released under the LGPL.
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*/
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#ifndef _LVM_NAMES_H
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#define _LVM_NAMES_H
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#include <stdlib.h>
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/*
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* Functions that build up useful paths to devices, sym-links
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* etc. Names are passed in as strings, rather than via the
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* appropriate metadata structures, so we can use it for renaming
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* devices.
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*/
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/*
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* The name of the device-mapper device for a particular LV.
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* eg, vg0:music
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*/
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int build_dm_name(char *buffer, size_t len, const char *prefix,
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const char *vg_name, const char *lv_name);
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/*
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* The path of the device-mapper device for a particular LV.
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* eg, /dev/device-mapper/vg0:music
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*/
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int build_dm_path(char *buffer, size_t len, const char *prefix,
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const char *vg_name, const char *lv_name);
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/*
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* Path to the volume group directory.
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* eg, /dev/vg0
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*/
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int build_vg_path(char *buffer, size_t len,
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const char *dev_dir, const char *vg_name);
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/*
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* Path to the symbolic link that lives in the volume group
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* directory.
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* eg, /dev/vg0/music
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*/
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int build_lv_link_path(char *buffer, size_t len,
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const char *dev_dir,
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const char *vg_name, const char *lv_name);
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#endif
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