/usr/include/dnsdb/btree.h is in libyadifa-dev 2.2.3-1+deb9u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 | /*------------------------------------------------------------------------------
*
* Copyright (c) 2011-2016, EURid. All rights reserved.
* The YADIFA TM software product is provided under the BSD 3-clause license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of EURid nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*------------------------------------------------------------------------------
*
*/
/** @defgroup dnsdbcollection Collections used by the database
* @ingroup dnsdb
* @brief Balanced Tree structures and functions for the database
*
* Definitions of the Balanced Tree structures and functions for the database.
*
* btree is the chosen balanced tree for the database.
* The current choice right now is AVL Tree.
* It could be set to something else. ie: Red-Black Tree.
*
* @{
*/
#ifndef _btree_H
#define _btree_H
#include <dnsdb/avl.h>
#ifdef __cplusplus
extern "C"
{
#endif
/*
* The iterator returns the nodes sorted with their hash value.
*
* This macro is true for AVL
*/
#define BTREE_ITERATION_SORTED 1
typedef avl_node btree_node;
typedef avl_tree btree;
typedef avl_iterator btree_iterator;
#define btree_init avl_init
#define btree_find avl_find
#define btree_findp avl_findp
#define btree_insert avl_insert
#define btree_delete avl_delete
#define btree_destroy avl_destroy
#define btree_callback_and_destroy avl_callback_and_destroy
#define btree_iterator_init avl_iterator_init
#define btree_iterator_init_from avl_iterator_init_from
#define btree_iterator_hasnext avl_iterator_hasnext
#define btree_iterator_next avl_iterator_next
#define btree_iterator_next_node avl_iterator_next_node
#define btree_notempty(tree) ((tree)!=NULL)
#define btree_isempty(tree) ((tree)==NULL)
#ifdef __cplusplus
}
#endif
#endif /* _btree_H */
/** @} */
|