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#ifndef AATREE_H
#define AATREE_H
/*
Andersson binary balanced tree library
> Created (Julienne Walker): September 10, 2005
This code is in the public domain. Anyone may
use it or change it in any way that they see
fit. The author assumes no responsibility for
damages incurred through use of the original
code or any variations thereof.
It is requested, but not required, that due
credit is given to the original author and
anyone who has modified the code through
a header comment, such as this one.
*/
#ifdef __cplusplus
#include <cstddef>
using std::size_t;
extern "C" {
#else
#include <stddef.h>
#endif
/* Opaque types */
typedef struct aat_atree aat_atree_t;
typedef struct aat_atrav aat_atrav_t;
/* User-defined item handling */
typedef int (*cmp_f) ( const void *p1, const void *p2 );
/* Andersson tree functions */
aat_atree_t *aat_anew ( cmp_f cmp );
void aat_adelete ( aat_atree_t *tree );
void *aat_afind ( aat_atree_t *tree, void *data );
int aat_ainsert ( aat_atree_t *tree, void *data );
int aat_aerase ( aat_atree_t *tree, void *data );
size_t aat_asize ( aat_atree_t *tree );
/* Traversal functions */
aat_atrav_t *aat_atnew ( void );
void aat_atdelete ( aat_atrav_t *trav );
void *aat_atfirst ( aat_atrav_t *trav, aat_atree_t *tree );
void *aat_atlast ( aat_atrav_t *trav, aat_atree_t *tree );
void *aat_atnext ( aat_atrav_t *trav );
void *aat_atprev ( aat_atrav_t *trav );
#ifdef __cplusplus
}
#endif
#endif /* AATREE */
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