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lvm2/lib/activate/activate.h

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/*
* Copyright (C) 2001 Sistina Software (UK) Limited.
*
* This file is released under the LGPL.
*/
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#ifndef LVM_ACTIVATE_H
#define LVM_ACTIVATE_H
#include <libdevmapper.h>
int driver_version(char *version, size_t size);
int library_version(char *version, size_t size);
/*
* Status functions. Return count (0 upwards) or else -1 on
* error.
*/
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int lv_active(struct logical_volume *lv);
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int lv_suspended(struct logical_volume *lv);
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int lv_open_count(struct logical_volume *lv);
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/*
* Returns 1 if info structure has been populated, else 0.
*/
int lv_info(struct logical_volume *lv, struct dm_info *info);
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/*
* Activation proper.
*/
int lv_activate(struct logical_volume *lv);
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int lv_reactivate(struct logical_volume *lv);
int lv_deactivate(struct logical_volume *lv);
int lv_suspend(struct logical_volume *lv);
int lv_rename(const char *old_name, struct logical_volume *lv);
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/*
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* These should eventually replace some of the above and maybe
* use config file to determine whether or not to activate
*/
int lv_suspend_if_active(struct cmd_context *cmd, const char *lvid_s);
int lv_resume_if_active(struct cmd_context *cmd, const char *lvid_s);
int lv_activate_if_inactive(struct cmd_context *cmd, const char *lvid_s);
int lv_deactivate_if_active(struct cmd_context *cmd, const char *lvid_s);
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/*
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* FIXME:
* I don't like the *lvs_in_vg* function names.
*/
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/*
* Return number of LVs in the VG that are active.
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*/
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int lvs_in_vg_activated(struct volume_group *vg);
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int lvs_in_vg_opened(struct volume_group *vg);
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int lv_setup_cow_store(struct logical_volume *lv);
#endif