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#ifndef _TREE_H
# define _TREE_H
#include <sys/types.h>
#include <string.h>
#include <strings.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <limits.h>
#define E_FN_DEL(_fn, _h) if (_h) { _fn(_h); _h = NULL; }
#define E_REALLOC(p, s, n) p = (s *)realloc(p, sizeof(s) * n)
#define E_NEW(s, n) (s *)calloc(n, sizeof(s))
#define E_NEW_BIG(s, n) (s *)malloc(n * sizeof(s))
#define E_FREE(p) { if (p) {free(p); p = NULL;} }
enum _Tree_Element_Type
{
TREE_ELEMENT_TYPE_NULL = 0,
TREE_ELEMENT_TYPE_STRING = 1,
TREE_ELEMENT_TYPE_TREE = 2,
};
typedef enum _Tree_Element_Type Tree_Element_Type;
struct _Tree_Element
{
void *element; /* A pointer to the element. */
Tree_Element_Type type; /* The type of the element. */
};
typedef struct _Tree_Element Tree_Element;
typedef struct _Tree Tree;
struct _Tree
{
Tree_Element *elements; /* An array of elements. */
int size; /* The size of the array. */
char **buffers; /* An array of pointers to the bits of data. */
int buffers_size; /* The size of the array. */
Tree *parent; /* Parent if this is a child. */
};
# ifdef __cplusplus
extern "C"
{
# endif
Tree *tree_new(char *buffer);
Tree *tree_add(Tree * tree, const char *element);
void tree_track(Tree * tree, void *element);
Tree *tree_extend(Tree * tree, const char *element);
Tree *tree_insert(Tree * tree, int before, void *element, Tree_Element_Type type);
Tree *tree_merge(Tree * tree, int before, Tree *element);
Tree *tree_add_child(Tree * tree, Tree *element);
void tree_remove(Tree * tree, int element);
int tree_exist(Tree * tree, char *element);
int tree_foreach(Tree * tree, int level, int (*func) (const void *data, Tree *tree, int element, int level), const void *data);
void tree_dump(Tree * tree, int level);
void tree_del(Tree * tree);
Tree *xmlame_new(char *buffer);
Tree *xmlame_get(char *file);
Tree *xmlame_from_string(char *data);
# ifdef __cplusplus
}
# endif
#endif

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