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/*
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* Copyright ( C ) 2003 - 2004 Sistina Software , Inc . All rights reserved .
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* Copyright ( C ) 2004 - 2005 Red Hat , Inc . All rights reserved .
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*
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* 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
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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 ,
* Inc . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
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*/
# include "lib.h"
# include "str_list.h"
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struct dm_list * str_list_create ( struct dm_pool * mem )
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{
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struct dm_list * sl ;
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if ( ! ( sl = dm_pool_alloc ( mem , sizeof ( struct dm_list ) ) ) )
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return_NULL ;
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dm_list_init ( sl ) ;
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return sl ;
}
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int str_list_add ( struct dm_pool * mem , struct dm_list * sll , const char * str )
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{
struct str_list * sln ;
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if ( ! str )
return_0 ;
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/* Already in list? */
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if ( str_list_match_item ( sll , str ) )
return 1 ;
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if ( ! ( sln = dm_pool_alloc ( mem , sizeof ( * sln ) ) ) )
return_0 ;
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sln - > str = str ;
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dm_list_add ( sll , & sln - > list ) ;
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return 1 ;
}
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int str_list_del ( struct dm_list * sll , const char * str )
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{
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struct dm_list * slh , * slht ;
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dm_list_iterate_safe ( slh , slht , sll ) {
if ( ! strcmp ( str , dm_list_item ( slh , struct str_list ) - > str ) )
dm_list_del ( slh ) ;
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}
return 1 ;
}
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int str_list_dup ( struct dm_pool * mem , struct dm_list * sllnew ,
const struct dm_list * sllold )
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{
struct str_list * sl ;
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dm_list_init ( sllnew ) ;
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dm_list_iterate_items ( sl , sllold ) {
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if ( ! str_list_add ( mem , sllnew , dm_pool_strdup ( mem , sl - > str ) ) )
return_0 ;
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}
return 1 ;
}
/*
* Is item on list ?
*/
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int str_list_match_item ( const struct dm_list * sll , const char * str )
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{
struct str_list * sl ;
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dm_list_iterate_items ( sl , sll )
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if ( ! strcmp ( str , sl - > str ) )
return 1 ;
return 0 ;
}
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/*
* Is at least one item on both lists ?
*/
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int str_list_match_list ( const struct dm_list * sll , const struct dm_list * sll2 )
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{
struct str_list * sl ;
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dm_list_iterate_items ( sl , sll )
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if ( str_list_match_item ( sll2 , sl - > str ) )
return 1 ;
return 0 ;
}
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/*
* Do both lists contain the same set of items ?
*/
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int str_list_lists_equal ( const struct dm_list * sll , const struct dm_list * sll2 )
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{
struct str_list * sl ;
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if ( dm_list_size ( sll ) ! = dm_list_size ( sll2 ) )
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return 0 ;
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dm_list_iterate_items ( sl , sll )
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if ( ! str_list_match_item ( sll2 , sl - > str ) )
return 0 ;
return 1 ;
}