/*
This file is part of libcapwap.
libcapwap is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
libcapwap is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Foobar. If not, see .
*/
#include
#include "mavl.h"
#include "mavltypes.h"
/**
* @file
* @brief Implementation if mavl_merge.
* @{
*/
static void mavlnode_move(mavl_t m,mavl_t t, struct mavlnode *n)
{
struct mavlnode * mn = mavlnode_get(m,mavlnode_dataptr(n));
if (mn) {
if (m->del) {
m->del(mavlnode_dataptr(mn));
}
/*mn->data=n->data;*/
memcpy(mavlnode_dataptr(mn),mavlnode_dataptr(n),t->data_size);
}
else{
/*mavl_insert(m,&n->data);*/
mavl_insert(m,mavlnode_dataptr(n),NULL);
}
free(n);
t->count--;
}
static void mavl_merge0(mavl_t m, mavl_t t ,struct mavlnode * n)
{
if (!n)
return;
mavl_merge0(m,t,n->s[0]);
mavl_merge0(m,t,n->s[1]);
mavlnode_move(m,t,n);
}
/**
* Merge two MAVL Objects
*
* Move all elements in MAVL object t to MAVL object m. Delete all
* elements from MAVL object t. If an element from t already exists
* in m, it will be replaced.
*
* @param m target object
* @param t source object
*
*
*/
void mavl_merge(mavl_t target, mavl_t source)
{
mavl_merge0(target,source,source->root);
source->root=NULL;
}