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/*
* Copyright ( C ) 2001 - 2004 Sistina Software , Inc . All rights reserved .
* Copyright ( C ) 2004 Red Hat , Inc . All rights reserved .
*
* This file is part of LVM2 .
*
* This copyrighted material is made available to anyone wishing to use ,
* modify , copy , or redistribute it subject to the terms and conditions
* of the GNU General Public License v .2 .
*
* You should have received a copy of the GNU General Public License
* along with this program ; if not , write to the Free Software Foundation ,
* Inc . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
*/
# ifndef _SEGTYPES_H
# define _SEGTYPES_H
struct segtype_handler ;
struct cmd_context ;
struct config_tree ;
struct lv_segment ;
struct formatter ;
struct config_node ;
struct hash_table ;
struct dev_manager ;
/* Feature flags */
# define SEG_CAN_SPLIT 0x00000001
# define SEG_AREAS_STRIPED 0x00000002
# define SEG_AREAS_MIRRORED 0x00000004
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# define SEG_SNAPSHOT 0x00000008
# define SEG_FORMAT1_SUPPORT 0x00000010
# define SEG_VIRTUAL 0x00000020
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struct segment_type {
struct list list ;
struct cmd_context * cmd ;
uint32_t flags ;
struct segtype_handler * ops ;
const char * name ;
void * library ;
void * private ;
} ;
struct segtype_handler {
const char * ( * name ) ( const struct lv_segment * seg ) ;
void ( * display ) ( const struct lv_segment * seg ) ;
int ( * text_export ) ( const struct lv_segment * seg ,
struct formatter * f ) ;
int ( * text_import_area_count ) ( struct config_node * sn ,
uint32_t * area_count ) ;
int ( * text_import ) ( struct lv_segment * seg ,
const struct config_node * sn ,
struct hash_table * pv_hash ) ;
int ( * merge_segments ) ( struct lv_segment * seg1 ,
struct lv_segment * seg2 ) ;
int ( * compose_target_line ) ( struct dev_manager * dm , struct pool * mem ,
struct config_tree * cft ,
void * * target_state ,
struct lv_segment * seg , char * params ,
size_t paramsize , const char * * target ,
int * pos , uint32_t * pvmove_mirror_count ) ;
int ( * target_percent ) ( void * * target_state , struct pool * mem ,
struct config_tree * cft ,
struct lv_segment * seg , char * params ,
uint64_t * total_numerator ,
uint64_t * total_denominator , float * percent ) ;
int ( * target_present ) ( void ) ;
void ( * destroy ) ( const struct segment_type * segtype ) ;
} ;
struct segment_type * get_segtype_from_string ( struct cmd_context * cmd ,
const char * str ) ;
struct segment_type * init_striped_segtype ( struct cmd_context * cmd ) ;
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struct segment_type * init_zero_segtype ( struct cmd_context * cmd ) ;
struct segment_type * init_error_segtype ( struct cmd_context * cmd ) ;
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# ifdef SNAPSHOT_INTERNAL
struct segment_type * init_snapshot_segtype ( struct cmd_context * cmd ) ;
# endif
# ifdef MIRRORED_INTERNAL
struct segment_type * init_mirrored_segtype ( struct cmd_context * cmd ) ;
# endif
# endif