forked from osmocom/wireshark
86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
/** @file
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*
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* Definitions for the Wireshark Memory Manager Red-Black Tree
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* Copyright 2013, Evan Huus <eapache@gmail.com>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef __WMEM_TREE_INT_H__
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#define __WMEM_TREE_INT_H__
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#include "wmem_tree.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef enum _wmem_node_color_t {
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WMEM_NODE_COLOR_RED,
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WMEM_NODE_COLOR_BLACK
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} wmem_node_color_t;
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struct _wmem_tree_node_t {
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struct _wmem_tree_node_t *parent;
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struct _wmem_tree_node_t *left;
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struct _wmem_tree_node_t *right;
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const void *key;
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void *data;
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wmem_node_color_t color;
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gboolean is_subtree;
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gboolean is_removed;
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};
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typedef struct _wmem_tree_node_t wmem_tree_node_t;
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typedef struct _wmem_itree_node_t wmem_itree_node_t;
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struct _wmem_tree_t {
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wmem_allocator_t *metadata_allocator;
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wmem_allocator_t *data_allocator;
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wmem_tree_node_t *root;
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guint metadata_scope_cb_id;
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guint data_scope_cb_id;
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void (*post_rotation_cb)(wmem_tree_node_t *);
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};
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typedef int (*compare_func)(const void *a, const void *b);
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wmem_tree_node_t *
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wmem_tree_insert(wmem_tree_t *tree, const void *key, void *data, compare_func cmp);
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typedef struct _wmem_range_t wmem_range_t;
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gboolean
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wmem_itree_range_overlap(const wmem_range_t *r1, const wmem_range_t *r2);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __WMEM_TREE__INTERNALS_H__ */
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/*
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* Editor modelines - https://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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