forked from osmocom/wireshark
![Luis Ontanon](/assets/img/avatar_default.png)
I think that whoever wrote the whole stats_tree thing should rewrite it ASAP, because it sucks! I did ?!?!?? ooops! svn path=/trunk/; revision=17627
203 lines
5.3 KiB
C
203 lines
5.3 KiB
C
/* stats_tree_priv.h
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* implementor's API for stats_tree
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* 2005, Luis E. G. Ontanon
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*
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* $Id$
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __STATS_TREE_PRIV_H
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#define __STATS_TREE_PRIV_H
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#include "stats_tree.h"
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#define INDENT_MAX 32
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#define NUM_BUF_SIZE 32
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/* implementations should define this to contain its own node related data
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* as well as some operations on it */
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typedef struct _st_node_pres st_node_pres;
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/* implementations should define this to contain its own dynamic tree related data
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* as well as some operations on it */
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typedef struct _tree_pres tree_pres;
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/* implementations should define this to contain its own static tree related data
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* as well as some operations on it */
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typedef struct _tree_cfg_pres tree_cfg_pres;
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typedef struct _stat_node stat_node;
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typedef struct _stats_tree_cfg stats_tree_cfg;
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typedef struct _range_pair {
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gint floor;
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gint ceil;
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} range_pair_t;
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struct _stat_node {
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gchar* name;
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int id;
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/* the counter it keeps */
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gint counter;
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/* children nodes by name */
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GHashTable* hash;
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/* the owner of this node */
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stats_tree* st;
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/* relatives */
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stat_node* parent;
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stat_node* children;
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stat_node* next;
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/* used to check if value is within range */
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range_pair_t* rng;
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/* node presentation data */
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st_node_pres* pr;
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};
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struct _stats_tree {
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/* the "class" from which it's derived */
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stats_tree_cfg* cfg;
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char* filter;
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/* times */
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double start;
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double elapsed;
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/* used to lookup named parents:
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* key: parent node name
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* value: parent node
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*/
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GHashTable* names;
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/* used for quicker lookups of parent nodes */
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GPtrArray* parents;
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/*
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* tree representation
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* to be defined (if needed) by the implementations
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*/
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tree_pres* pr;
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/* every tree in nature has one */
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stat_node root;
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};
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struct _stats_tree_cfg {
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guint8* abbr;
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guint8* name;
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guint8* tapname;
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gboolean in_use;
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/* dissector defined callbacks */
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stat_tree_packet_cb packet;
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stat_tree_init_cb init;
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stat_tree_cleanup_cb cleanup;
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/*
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* node presentation callbacks
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*/
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/* last to be called at node creation */
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void (*setup_node_pr)(stat_node*);
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/* last to be called at node destruction */
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void (*free_node_pr)(stat_node*);
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/* to be called for every node in the tree */
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void (*draw_node)(stat_node*);
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void (*reset_node)(stat_node*);
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/*
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* tree presentation callbacks
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*/
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tree_cfg_pres* pr;
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tree_pres* (*new_tree_pr)(stats_tree*);
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void (*free_tree_pr)(stats_tree*);
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void (*draw_tree)(stats_tree*);
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void (*reset_tree)(stats_tree*);
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};
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/* guess what, this is it! */
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extern void stats_tree_presentation(void (*registry_iterator)(gpointer,gpointer,gpointer),
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void (*setup_node_pr)(stat_node*),
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void (*free_node_pr)(stat_node*),
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void (*draw_node)(stat_node*),
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void (*reset_node)(stat_node*),
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tree_pres* (*new_tree_pr)(stats_tree*),
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void (*free_tree_pr)(stats_tree*),
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void (*draw_tree)(stats_tree*),
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void (*reset_tree)(stats_tree*),
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void* data);
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extern stats_tree* stats_tree_new(stats_tree_cfg* cfg, tree_pres* pr, char* filter);
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/* callback for taps */
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extern int stats_tree_packet(void*, packet_info*, epan_dissect_t*, const void *);
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/* callback for reset */
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extern void stats_tree_reset(void* p_st);
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/* callback for clear */
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extern void stats_tree_reinit(void* p_st);
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/* callback for destoy */
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extern void stats_tree_free(stats_tree* st);
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/* given an optarg splits the abbr part
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and returns a newly allocated buffer containing it */
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extern guint8* stats_tree_get_abbr(const guint8* optarg);
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/* obtains a stats tree from the registry given its abbr */
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extern stats_tree_cfg* stats_tree_get_cfg_by_abbr(guint8* abbr);
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/* extracts node data as strings from a stat_node into
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the buffers given by value, rate and precent
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if NULL they are ignored */
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extern void stats_tree_get_strs_from_node(const stat_node* node,
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guint8* value,
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guint8* rate,
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guint8* percent);
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/* populates the given GString with a tree representation of a branch given by node,
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using indent spaces as indentation */
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extern void stats_tree_branch_to_str(const stat_node* node,
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GString* s,
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guint indent);
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/* used to calcuate the size of the indentation and the longest string */
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extern guint stats_tree_branch_max_namelen(const stat_node* node, guint indent);
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/* a text representation of a node,
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if buffer is NULL returns a newly allocated string */
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extern guint8* stats_tree_node_to_str(const stat_node* node,
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guint8* buffer, guint len);
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#endif /* __STATS_TREE_PRIV_H */
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