external/gpl2/lvm2/dist/tools/toollib.h

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
   5  * Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
   6  *
   7  * This file is part of LVM2.
   8  *
   9  * This copyrighted material is made available to anyone wishing to use,
  10  * modify, copy, or redistribute it subject to the terms and conditions
  11  * of the GNU Lesser General Public License v.2.1.
  12  *
  13  * You should have received a copy of the GNU Lesser General Public License
  14  * along with this program; if not, write to the Free Software Foundation,
  15  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  16  */
  17
  18 #ifndef _LVM_TOOLLIB_H
  19 #define _LVM_TOOLLIB_H
  20
  21 #include "metadata-exported.h"
  22
  23 int autobackup_set(void);
  24 int autobackup_init(const char *backup_dir, int keep_days, int keep_number,
  25                     int autobackup);
  26 int autobackup(struct volume_group *vg);
  27
  28 struct volume_group *recover_vg(struct cmd_context *cmd, const char *vgname,
  29                                 uint32_t lock_type);
  30
  31 int process_each_vg(struct cmd_context *cmd, int argc, char **argv,
  32                     uint32_t flags, void *handle,
  33                     int (*process_single) (struct cmd_context * cmd,
  34                                            const char *vg_name,
  35                                            struct volume_group * vg,
  36                                            void *handle));
  37
  38 int process_each_pv(struct cmd_context *cmd, int argc, char **argv,
  39                     struct volume_group *vg, uint32_t lock_type,
  40                     int scan_label_only, void *handle,
  41                     int (*process_single) (struct cmd_context * cmd,
  42                                            struct volume_group * vg,
  43                                            struct physical_volume * pv,
  44                                            void *handle));
  45
  46 int process_each_segment_in_pv(struct cmd_context *cmd,
  47                                struct volume_group *vg,
  48                                struct physical_volume *pv,
  49                                void *handle,
  50                                int (*process_single) (struct cmd_context * cmd,
  51                                                       struct volume_group * vg,
  52                                                       struct pv_segment * pvseg,
  53                                                       void *handle));
  54
  55 int process_each_lv(struct cmd_context *cmd, int argc, char **argv,
  56                     uint32_t flags, void *handle,
  57                     int (*process_single) (struct cmd_context * cmd,
  58                                            struct logical_volume * lv,
  59                                            void *handle));
  60
  61 int process_each_segment_in_lv(struct cmd_context *cmd,
  62                                struct logical_volume *lv, void *handle,
  63                                int (*process_single) (struct cmd_context * cmd,
  64                                                       struct lv_segment * seg,
  65                                                       void *handle));
  66
  67 typedef int (*process_single_pv_fn_t) (struct cmd_context *cmd,
  68                                   struct volume_group *vg,
  69                                   struct physical_volume *pv,
  70                                   void *handle);
  71
  72 int process_each_pv_in_vg(struct cmd_context *cmd, struct volume_group *vg,
  73                           const struct dm_list *tags, void *handle,
  74                           process_single_pv_fn_t process_single);
  75
  76 typedef int (*process_single_lv_fn_t) (struct cmd_context *cmd,
  77                                   struct logical_volume *lv,
  78                                   void *handle);
  79
  80 int process_each_lv_in_vg(struct cmd_context *cmd,
  81                           const struct volume_group *vg,
  82                           const struct dm_list *arg_lvnames,
  83                           const struct dm_list *tags,
  84                           void *handle,
  85                           process_single_lv_fn_t process_single);
  86
  87 char *default_vgname(struct cmd_context *cmd);
  88 const char *extract_vgname(struct cmd_context *cmd, const char *lv_name);
  89 char *skip_dev_dir(struct cmd_context *cmd, const char *vg_name,
  90                    unsigned *dev_dir_found);
  91
  92 /*
  93  * Builds a list of pv's from the names in argv.  Used in
  94  * lvcreate/extend.
  95  */
  96 struct dm_list *create_pv_list(struct dm_pool *mem, struct volume_group *vg, int argc,
  97                             char **argv, int allocatable_only);
  98
  99 struct dm_list *clone_pv_list(struct dm_pool *mem, struct dm_list *pvs);
 100
 101 int apply_lvname_restrictions(const char *name);
 102 int is_reserved_lvname(const char *name);
 103
 104 void vgcreate_params_set_defaults(struct vgcreate_params *vp_def,
 105                                  struct volume_group *vg);
 106 int vgcreate_params_set_from_args(struct cmd_context *cmd,
 107                                   struct vgcreate_params *vp_new,
 108                                   struct vgcreate_params *vp_def);
 109 int lv_refresh(struct cmd_context *cmd, struct logical_volume *lv);
 110 int vg_refresh_visible(struct cmd_context *cmd, struct volume_group *vg);
 111 void lv_spawn_background_polling(struct cmd_context *cmd,
 112                                  struct logical_volume *lv);
 113 int pvcreate_params_validate(struct cmd_context *cmd,
 114                              int argc, char **argv,
 115                              struct pvcreate_params *pp);
 116
 117 #endif