2015-05-01 12:45:59 +02:00
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/*
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This file is part of libcapwap.
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libcapwap is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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libcapwap is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Foobar. If not, see <http://www.gnu.org/licenses/>.
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*/
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2015-05-01 09:32:13 +02:00
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#include "mavl.h"
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2015-05-01 12:45:59 +02:00
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/**
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* @file
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* @brief Implementation if mavl_merge.
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* @{
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*/
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2015-05-01 09:32:13 +02:00
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static void mavlnode_move(mavl_t m,mavl_t t, struct mavlnode *n)
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{
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struct mavlnode * mn = mavl_get_node(m,n->data);
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if (mn) {
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if (m->del) {
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m->del(mn->data);
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}
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mn->data=n->data;
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}
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else{
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mavl_add(m,n->data);
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}
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free(n);
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t->count--;
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}
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static void mavl_merge0(mavl_t m, mavl_t t ,struct mavlnode * n)
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{
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if (!n)
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return;
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mavl_merge0(m,t,n->left);
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mavl_merge0(m,t,n->right);
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mavlnode_move(m,t,n);
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}
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2015-05-01 12:45:59 +02:00
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/**
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* Merge two MAVL Objects
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*
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* Move all elements in MAVL object t to MAVL object m. Delete all
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* elements from MAVL object t. If an element from t already exists
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* in m, it will be replaced.
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*
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* @param m target object
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* @param t source object
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*
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*
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*/
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2015-05-01 09:32:13 +02:00
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void mavl_merge(mavl_t m, mavl_t t)
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{
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mavl_merge0(m,t,t->root);
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2015-05-01 12:45:59 +02:00
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t->root=NULL;
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2015-05-01 09:32:13 +02:00
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}
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