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#ifndef MUPDF_FITZ_TREE_H
#define MUPDF_FITZ_TREE_H
#include "mupdf/fitz/system.h"
#include "mupdf/fitz/context.h"
/*
AA-tree to look up things by strings.
*/
typedef struct fz_tree_s fz_tree;
void *fz_tree_lookup(fz_context *ctx, fz_tree *node, const char *key);
/*
Insert a new key/value pair and rebalance the tree.
Return the new root of the tree after inserting and rebalancing.
May be called with a NULL root to create a new tree.
*/
fz_tree *fz_tree_insert(fz_context *ctx, fz_tree *root, const char *key, void *value);
void fz_drop_tree(fz_context *ctx, fz_tree *node, void (*dropfunc)(fz_context *ctx, void *value));
#endif
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