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/** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **
* This file is part of clib library
* Copyright (C) 2011 Avinash Dongre ( dongre.avinash@gmail.com )
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **/
#include "c_lib.h"
#include <stdio.h>
struct clib_map*
new_clib_map ( clib_compare fn_clib_k, clib_destroy fn_k_d,
clib_destroy fn_v_d) {
struct clib_map *pMap = (struct clib_map*)malloc(sizeof(struct clib_map));
if (pMap == (struct clib_map*)0)
return (struct clib_map*)0;
pMap->root = new_clib_rb (fn_clib_k, fn_k_d, fn_v_d);
if (pMap->root == (struct clib_rb*)0)
return (struct clib_map*)0;
return pMap;
}
clib_error
insert_clib_map ( struct clib_map *pMap, void *key, size_t key_size, void *value, size_t value_size) {
if (pMap == (struct clib_map*)0)
return CLIB_MAP_NOT_INITIALIZED;
return insert_clib_rb ( pMap->root, key, key_size, value, value_size);
}
clib_bool
exists_clib_map ( struct clib_map *pMap, void *key) {
clib_bool found = clib_false;
struct clib_rb_node* node;
if (pMap == (struct clib_map*)0)
return clib_false;
node = find_clib_rb ( pMap->root, key);
if ( node != (struct clib_rb_node*)0 ) {
return clib_true;
}
return found;
}
clib_error
remove_clib_map ( struct clib_map *pMap, void *key) {
clib_error rc = CLIB_ERROR_SUCCESS;
struct clib_rb_node* node;
if (pMap == (struct clib_map*)0)
return CLIB_MAP_NOT_INITIALIZED;
node = remove_clib_rb ( pMap->root, key );
if ( node != (struct clib_rb_node*)0 ) {
void* removed_node;
get_raw_clib_object ( node->key, &removed_node );
free ( removed_node);
delete_clib_object ( node->key );
get_raw_clib_object ( node->value, &removed_node );
free ( removed_node);
delete_clib_object ( node->value);
free ( node );
}
return rc;
}
clib_bool
find_clib_map ( struct clib_map *pMap, void *key, void **value) {
struct clib_rb_node* node;
if (pMap == (struct clib_map*)0)
return clib_false;
node = find_clib_rb ( pMap->root, key);
if ( node == (struct clib_rb_node*)0 )
return clib_false;
get_raw_clib_object ( node->value, value );
return clib_true;
}
clib_error
delete_clib_map ( struct clib_map* x) {
clib_error rc = CLIB_ERROR_SUCCESS;
if ( x != (struct clib_map*)0 ){
rc = delete_clib_rb ( x->root );
free ( x );
}
return rc;
}
static struct clib_rb_node *
minimum_clib_map( struct clib_map *x ) {
return minimum_clib_rb( x->root, x->root->root);
}
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