forked from osmocom/wireshark
![João Valverde](/assets/img/avatar_default.png)
Change-Id: I23a01f86d6934f3d6c048015c47ae690742173c8 Reviewed-on: https://code.wireshark.org/review/13437 Petri-Dish: João Valverde <j@v6e.pt> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: João Valverde <j@v6e.pt>
1316 lines
38 KiB
C
1316 lines
38 KiB
C
/* stats_tree.c
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* API for a counter tree for Wireshark
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* 2004, Luis E. G. Ontanon
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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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* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/* stats_tree modifications by Deon van der Westhuysen, November 2013
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* support for
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* - sorting by column,
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* - calculation of average values
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* - calculation of burst rate
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* - export to text, CSV or XML file
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*/
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#include "config.h"
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#include <glib.h>
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#include <stdlib.h>
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#include <epan/stats_tree_priv.h>
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#include <epan/prefs.h>
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#include <math.h>
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#include <string.h>
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#include "strutil.h"
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#include "stats_tree.h"
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enum _stat_tree_columns {
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COL_NAME,
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COL_COUNT,
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COL_AVERAGE,
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COL_MIN,
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COL_MAX,
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COL_RATE,
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COL_PERCENT,
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COL_BURSTRATE,
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COL_BURSTTIME,
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N_COLUMNS
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};
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/* used to contain the registered stat trees */
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static GHashTable *registry = NULL;
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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 gchar*
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stats_tree_node_to_str(const stat_node *node, gchar *buffer, guint len)
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{
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if (buffer) {
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g_snprintf(buffer,len,"%s: %i",node->name, node->counter);
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return buffer;
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} else {
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return g_strdup_printf("%s: %i",node->name, node->counter);
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}
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}
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extern guint
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stats_tree_branch_max_namelen(const stat_node *node, guint indent)
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{
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stat_node *child;
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guint maxlen = 0;
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guint len;
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indent = indent > INDENT_MAX ? INDENT_MAX : indent;
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if (node->children) {
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for (child = node->children; child; child = child->next ) {
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len = stats_tree_branch_max_namelen(child,indent+1);
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maxlen = len > maxlen ? len : maxlen;
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}
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}
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if (node->st_flags&ST_FLG_ROOTCHILD) {
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gchar *display_name= stats_tree_get_displayname(node->name);
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len = (guint) strlen(display_name) + indent;
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g_free(display_name);
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}
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else {
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len = (guint) strlen(node->name) + indent;
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}
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maxlen = len > maxlen ? len : maxlen;
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return maxlen;
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}
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/* frees the resources allocated by a stat_tree node */
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static void
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free_stat_node(stat_node *node)
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{
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stat_node *child;
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stat_node *next;
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burst_bucket *bucket;
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if (node->children) {
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for (child = node->children; child; child = next ) {
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/* child->next will be gone after free_stat_node, so cache it here */
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next = child->next;
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free_stat_node(child);
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}
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}
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if (node->hash) g_hash_table_destroy(node->hash);
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while (node->bh) {
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bucket = node->bh;
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node->bh = bucket->next;
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g_free(bucket);
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}
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g_free(node->rng);
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g_free(node->name);
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g_free(node);
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}
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/* destroys the whole tree instance */
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extern void
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stats_tree_free(stats_tree *st)
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{
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stat_node *child;
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stat_node *next;
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if (!st) return;
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g_free(st->filter);
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g_hash_table_destroy(st->names);
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g_ptr_array_free(st->parents,TRUE);
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g_free(st->display_name);
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for (child = st->root.children; child; child = next ) {
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/* child->next will be gone after free_stat_node, so cache it here */
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next = child->next;
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free_stat_node(child);
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}
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if (st->cfg->free_tree_pr)
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st->cfg->free_tree_pr(st);
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if (st->cfg->cleanup)
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st->cfg->cleanup(st);
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g_free(st);
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}
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/* reset a node to its original state */
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static void
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reset_stat_node(stat_node *node)
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{
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stat_node *child;
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burst_bucket *bucket;
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node->counter = 0;
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node->total = 0;
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node->minvalue = G_MAXINT;
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node->maxvalue = G_MININT;
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node->st_flags = 0;
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while (node->bh) {
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bucket = node->bh;
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node->bh = bucket->next;
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g_free(bucket);
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}
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node->bh = (burst_bucket*)g_malloc0(sizeof(burst_bucket));
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node->bt = node->bh;
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node->bcount = 0;
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node->max_burst = 0;
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node->burst_time = -1.0;
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if (node->children) {
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for (child = node->children; child; child = child->next )
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reset_stat_node(child);
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}
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}
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/* reset the whole stats_tree */
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extern void
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stats_tree_reset(void *p)
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{
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stats_tree *st = (stats_tree *)p;
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st->start = -1.0;
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st->elapsed = 0.0;
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st->now = - 1.0;
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reset_stat_node(&st->root);
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}
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extern void
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stats_tree_reinit(void *p)
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{
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stats_tree *st = (stats_tree *)p;
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stat_node *child;
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stat_node *next;
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for (child = st->root.children; child; child = next) {
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/* child->next will be gone after free_stat_node, so cache it here */
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next = child->next;
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free_stat_node(child);
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}
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st->root.children = NULL;
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st->root.counter = 0;
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st->root.total = 0;
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st->root.minvalue = G_MAXINT;
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st->root.maxvalue = G_MININT;
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st->root.st_flags = 0;
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st->root.bh = (burst_bucket*)g_malloc0(sizeof(burst_bucket));
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st->root.bt = st->root.bh;
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st->root.bcount = 0;
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st->root.max_burst = 0;
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st->root.burst_time = -1.0;
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/* No more stat_nodes left in tree - clean out hash, array */
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g_hash_table_remove_all(st->names);
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if (st->parents->len>1) {
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g_ptr_array_remove_range(st->parents, 1, st->parents->len-1);
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}
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/* Do not update st_flags for the tree (sorting) - leave as was */
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st->num_columns = N_COLUMNS;
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g_free(st->display_name);
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st->display_name= stats_tree_get_displayname(st->cfg->name);
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if (st->cfg->init) {
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st->cfg->init(st);
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}
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}
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/* register a new stats_tree */
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extern void
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stats_tree_register_with_group(const char *tapname, const char *abbr, const char *name,
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guint flags,
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stat_tree_packet_cb packet, stat_tree_init_cb init,
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stat_tree_cleanup_cb cleanup, register_stat_group_t stat_group)
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{
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stats_tree_cfg *cfg = (stats_tree_cfg *)g_malloc0( sizeof(stats_tree_cfg) );
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/* at the very least the abbrev and the packet function should be given */
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g_assert( tapname && abbr && packet );
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cfg->tapname = g_strdup(tapname);
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cfg->abbr = g_strdup(abbr);
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cfg->name = name ? g_strdup(name) : g_strdup(abbr);
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cfg->stat_group = stat_group;
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cfg->packet = packet;
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cfg->init = init;
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cfg->cleanup = cleanup;
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cfg->flags = flags&~ST_FLG_MASK;
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cfg->st_flags = flags&ST_FLG_MASK;
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if (!registry) registry = g_hash_table_new(g_str_hash,g_str_equal);
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g_hash_table_insert(registry,cfg->abbr,cfg);
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}
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/* register a new stats_tree with default group REGISTER_STAT_GROUP_UNSORTED */
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extern void
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stats_tree_register(const char *tapname, const char *abbr, const char *name,
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guint flags,
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stat_tree_packet_cb packet, stat_tree_init_cb init,
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stat_tree_cleanup_cb cleanup)
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{
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stats_tree_register_with_group(tapname, abbr, name,
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flags,
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packet, init,
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cleanup, REGISTER_STAT_GROUP_UNSORTED);
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}
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/* register a new stat_tree with default group REGISTER_STAT_GROUP_UNSORTED from a plugin */
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extern void
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stats_tree_register_plugin(const char *tapname, const char *abbr, const char *name,
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guint flags,
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stat_tree_packet_cb packet, stat_tree_init_cb init,
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stat_tree_cleanup_cb cleanup)
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{
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stats_tree_cfg *cfg;
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stats_tree_register(tapname, abbr, name,
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flags,
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packet, init,
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cleanup);
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cfg = stats_tree_get_cfg_by_abbr(abbr);
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cfg->plugin = TRUE;
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}
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extern stats_tree*
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stats_tree_new(stats_tree_cfg *cfg, tree_pres *pr, const char *filter)
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{
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stats_tree *st = (stats_tree *)g_malloc0(sizeof(stats_tree));
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st->cfg = cfg;
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st->pr = pr;
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st->names = g_hash_table_new(g_str_hash,g_str_equal);
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st->parents = g_ptr_array_new();
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st->filter = g_strdup(filter);
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st->start = -1.0;
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st->elapsed = 0.0;
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st->root.minvalue = G_MAXINT;
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st->root.maxvalue = G_MININT;
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st->root.bh = (burst_bucket*)g_malloc0(sizeof(burst_bucket));
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st->root.bt = st->root.bh;
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st->root.burst_time = -1.0;
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st->root.name = stats_tree_get_displayname(cfg->name);
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st->root.st = st;
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st->st_flags = st->cfg->st_flags;
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if (!(st->st_flags&ST_FLG_SRTCOL_MASK)) {
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/* No default sort specified - use preferences */
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st->st_flags |= prefs.st_sort_defcolflag<<ST_FLG_SRTCOL_SHIFT;
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if (prefs.st_sort_defdescending) {
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st->st_flags |= ST_FLG_SORT_DESC;
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}
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}
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st->num_columns = N_COLUMNS;
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st->display_name= stats_tree_get_displayname(st->cfg->name);
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g_ptr_array_add(st->parents,&st->root);
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return st;
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}
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/* will be the tap packet cb */
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extern int
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stats_tree_packet(void *p, packet_info *pinfo, epan_dissect_t *edt, const void *pri)
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{
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stats_tree *st = (stats_tree *)p;
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st->now = nstime_to_msec(&pinfo->rel_ts);
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if (st->start < 0.0) st->start = st->now;
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st->elapsed = st->now - st->start;
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if (st->cfg->packet)
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return st->cfg->packet(st,pinfo,edt,pri);
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else
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return 0;
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}
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extern stats_tree_cfg*
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stats_tree_get_cfg_by_abbr(const char *abbr)
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{
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if (!abbr) return NULL;
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return (stats_tree_cfg *)g_hash_table_lookup(registry,abbr);
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}
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static gint
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compare_stat_menu_item(gconstpointer stat_a, gconstpointer stat_b)
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{
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const stats_tree_cfg* stat_cfg_a = (const stats_tree_cfg*)stat_a;
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const stats_tree_cfg* stat_cfg_b = (const stats_tree_cfg*)stat_b;
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return strcmp(stat_cfg_a->name, stat_cfg_b->name);
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}
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extern GList*
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stats_tree_get_cfg_list(void)
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{
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GList* registry_list = g_hash_table_get_values(registry);
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/* Now sort the list so they can show up in the
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menu alphabetically */
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return g_list_sort(registry_list, compare_stat_menu_item);
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}
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struct _stats_tree_pres_cbs {
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void (*setup_node_pr)(stat_node*);
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void (*free_tree_pr)(stats_tree*);
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};
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static void
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setup_tree_presentation(gpointer k _U_, gpointer v, gpointer p)
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{
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stats_tree_cfg *cfg = (stats_tree_cfg *)v;
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struct _stats_tree_pres_cbs *d = (struct _stats_tree_pres_cbs *)p;
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cfg->in_use = FALSE;
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cfg->setup_node_pr = d->setup_node_pr;
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cfg->free_tree_pr = d->free_tree_pr;
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}
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extern void
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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_tree_pr)(stats_tree*),
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void *data)
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{
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static struct _stats_tree_pres_cbs d;
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d.setup_node_pr = setup_node_pr;
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d.free_tree_pr = free_tree_pr;
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if (registry) g_hash_table_foreach(registry,setup_tree_presentation,&d);
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if (registry_iterator && registry)
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g_hash_table_foreach(registry,registry_iterator,data);
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}
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/* creates a stat_tree node
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* name: the name of the stats_tree node
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* parent_name: the name of the ALREADY REGISTERED parent
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* with_hash: whether or not it should keep a hash with its children names
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* as_named_node: whether or not it has to be registered in the root namespace
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*/
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static stat_node*
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new_stat_node(stats_tree *st, const gchar *name, int parent_id,
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gboolean with_hash, gboolean as_parent_node)
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{
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stat_node *node = (stat_node *)g_malloc0(sizeof(stat_node));
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stat_node *last_chld = NULL;
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node->minvalue = G_MAXINT;
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node->maxvalue = G_MININT;
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node->st_flags = parent_id?0:ST_FLG_ROOTCHILD;
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node->bh = (burst_bucket*)g_malloc0(sizeof(burst_bucket));
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node->bt = node->bh;
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node->burst_time = -1.0;
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node->name = g_strdup(name);
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node->st = (stats_tree*) st;
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node->hash = with_hash ? g_hash_table_new(g_str_hash,g_str_equal) : NULL;
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if (as_parent_node) {
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g_hash_table_insert(st->names,
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node->name,
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node);
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g_ptr_array_add(st->parents,node);
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node->id = st->parents->len - 1;
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} else {
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node->id = -1;
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}
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if (parent_id >= 0 && parent_id < (int) st->parents->len ) {
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node->parent = (stat_node *)g_ptr_array_index(st->parents,parent_id);
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} else {
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/* ??? should we set the parent to be root ??? */
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g_assert_not_reached();
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}
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if (node->parent->children) {
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/* insert as last child */
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for (last_chld = node->parent->children;
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last_chld->next;
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last_chld = last_chld->next ) ;
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last_chld->next = node;
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} else {
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/* insert as first child */
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node->parent->children = node;
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}
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if(node->parent->hash) {
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g_hash_table_insert(node->parent->hash,node->name,node);
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}
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if (st->cfg->setup_node_pr) {
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st->cfg->setup_node_pr(node);
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} else {
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node->pr = NULL;
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}
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return node;
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}
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/***/
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extern int
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stats_tree_create_node(stats_tree *st, const gchar *name, int parent_id, gboolean with_hash)
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{
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stat_node *node = new_stat_node(st,name,parent_id,with_hash,TRUE);
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if (node)
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return node->id;
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else
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return 0;
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}
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/* XXX: should this be a macro? */
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extern int
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stats_tree_create_node_by_pname(stats_tree *st, const gchar *name,
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const gchar *parent_name, gboolean with_children)
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{
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return stats_tree_create_node(st,name,stats_tree_parent_id_by_name(st,parent_name),with_children);
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}
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/* Internal function to update the burst calculation data - add entry to bucket */
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static void
|
|
update_burst_calc(stat_node *node, gint value)
|
|
{
|
|
double current_bucket;
|
|
double burstwin;
|
|
|
|
burst_bucket *bn;
|
|
|
|
if (!prefs.st_enable_burstinfo) {
|
|
return;
|
|
}
|
|
|
|
/* NB thebucket list should always contain at least one node - even if it is */
|
|
/* the dummy created at init time. Head and tail should never be NULL! */
|
|
current_bucket= floor(node->st->now/prefs.st_burst_resolution);
|
|
burstwin= prefs.st_burst_windowlen/prefs.st_burst_resolution;
|
|
if (current_bucket>node->bt->bucket_no) {
|
|
/* Must add a new bucket at the burst list tail */
|
|
bn = (burst_bucket*)g_malloc0(sizeof(burst_bucket));
|
|
bn->count = value;
|
|
bn->bucket_no = current_bucket;
|
|
bn->start_time = node->st->now;
|
|
bn->prev = node->bt;
|
|
node->bt->next = bn;
|
|
node->bt = bn;
|
|
/* And add value to the current burst count for node */
|
|
node->bcount += value;
|
|
/* Check if bucket list head is now too old and must be removed */
|
|
while (current_bucket>=(node->bh->bucket_no+burstwin)) {
|
|
/* off with its head! */
|
|
bn = node->bh;
|
|
node->bh = bn->next;
|
|
node->bh->prev = NULL;
|
|
node->bcount -= bn->count;
|
|
g_free(bn);
|
|
}
|
|
}
|
|
else if (current_bucket<node->bh->bucket_no) {
|
|
/* Packet must be added at head of burst list - check if not too old */
|
|
if ((current_bucket+burstwin)>node->bt->bucket_no) {
|
|
/* packet still within the window */
|
|
bn = (burst_bucket*)g_malloc0(sizeof(burst_bucket));
|
|
bn->count = value;
|
|
bn->bucket_no = current_bucket;
|
|
bn->start_time = node->st->now;
|
|
bn->next = node->bh;
|
|
node->bh->prev = bn;
|
|
node->bh = bn;
|
|
/* And add value to the current burst count for node */
|
|
node->bcount += value;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Somewhere in the middle... */
|
|
burst_bucket *search = node->bt;
|
|
while (current_bucket<search->bucket_no) {
|
|
search = search->prev;
|
|
}
|
|
if (current_bucket==search->bucket_no) {
|
|
/* found existing bucket, increase value */
|
|
search->count += value;
|
|
if (search->start_time>node->st->now) {
|
|
search->start_time = node->st->now;
|
|
}
|
|
}
|
|
else {
|
|
/* must add a new bucket after bn. */
|
|
bn = (burst_bucket*)g_malloc0(sizeof(burst_bucket));
|
|
bn->count = value;
|
|
bn->bucket_no = current_bucket;
|
|
bn->start_time = node->st->now;
|
|
bn->prev = search;
|
|
bn->next = search->next;
|
|
search->next = bn;
|
|
bn->next->prev = bn;
|
|
}
|
|
node->bcount += value;
|
|
}
|
|
if (node->bcount>node->max_burst) {
|
|
/* new record burst */
|
|
node->max_burst = node->bcount;
|
|
node->burst_time = node->bh->start_time;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Increases by delta the counter of the node whose name is given
|
|
* if the node does not exist yet it's created (with counter=1)
|
|
* using parent_name as parent node.
|
|
* with_hash=TRUE to indicate that the created node will have a parent
|
|
*/
|
|
extern int
|
|
stats_tree_manip_node(manip_node_mode mode, stats_tree *st, const char *name,
|
|
int parent_id, gboolean with_hash, gint value)
|
|
{
|
|
stat_node *node = NULL;
|
|
stat_node *parent = NULL;
|
|
|
|
g_assert( parent_id >= 0 && parent_id < (int) st->parents->len );
|
|
|
|
parent = (stat_node *)g_ptr_array_index(st->parents,parent_id);
|
|
|
|
if( parent->hash ) {
|
|
node = (stat_node *)g_hash_table_lookup(parent->hash,name);
|
|
} else {
|
|
node = (stat_node *)g_hash_table_lookup(st->names,name);
|
|
}
|
|
|
|
if ( node == NULL )
|
|
node = new_stat_node(st,name,parent_id,with_hash,with_hash);
|
|
|
|
switch (mode) {
|
|
case MN_INCREASE:
|
|
node->counter += value;
|
|
update_burst_calc(node, value);
|
|
break;
|
|
case MN_SET: node->counter = value; break;
|
|
case MN_AVERAGE:
|
|
node->counter++;
|
|
update_burst_calc(node, 1);
|
|
/* fall through to average code */
|
|
case MN_AVERAGE_NOTICK:
|
|
node->total += value;
|
|
if (node->minvalue > value) {
|
|
node->minvalue = value;
|
|
}
|
|
if (node->maxvalue < value) {
|
|
node->maxvalue = value;
|
|
}
|
|
node->st_flags |= ST_FLG_AVERAGE;
|
|
break;
|
|
case MN_SET_FLAGS:
|
|
node->st_flags |= value;
|
|
break;
|
|
case MN_CLEAR_FLAGS:
|
|
node->st_flags &= ~value;
|
|
break;
|
|
}
|
|
|
|
if (node)
|
|
return node->id;
|
|
else
|
|
return -1;
|
|
}
|
|
|
|
|
|
extern char*
|
|
stats_tree_get_abbr(const char *opt_arg)
|
|
{
|
|
guint i;
|
|
|
|
/* XXX: this fails when tshark is given any options
|
|
after the -z */
|
|
g_assert(opt_arg != NULL);
|
|
|
|
for (i=0; opt_arg[i] && opt_arg[i] != ','; i++);
|
|
|
|
if (opt_arg[i] == ',') {
|
|
return g_strndup(opt_arg,i);
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* This function accepts an input string which should define a long integer range.
|
|
* The normal result is a struct containing the floor and ceil value of this
|
|
* range.
|
|
*
|
|
* It is allowed to define a range string in the following ways :
|
|
*
|
|
* "0-10" -> { 0, 10 }
|
|
* "-0" -> { G_MININT, 0 }
|
|
* "0-" -> { 0, G_MAXINT }
|
|
* "-" -> { G_MININT, G_MAXINT }
|
|
*
|
|
* Note that this function is robust to buggy input string. If in some cases it
|
|
* returns NULL, it but may also return a pair with undefined values.
|
|
*
|
|
*/
|
|
static range_pair_t*
|
|
get_range(char *rngstr)
|
|
{
|
|
gchar **split;
|
|
range_pair_t *rng;
|
|
|
|
split = g_strsplit((gchar*)rngstr,"-",2);
|
|
|
|
/* empty string */
|
|
if (split[0] == NULL) {
|
|
g_strfreev(split);
|
|
return NULL;
|
|
}
|
|
|
|
rng = (range_pair_t *)g_malloc(sizeof(range_pair_t));
|
|
|
|
if (split[1] == NULL) {
|
|
/* means we have a non empty string with no delimiter
|
|
* so it must be a single number */
|
|
rng->floor = (gint)strtol(split[0],NULL,10);
|
|
rng->ceil = rng->floor;
|
|
} else {
|
|
/* string == "X-?" */
|
|
if (*(split[0]) != '\0') {
|
|
rng->floor = (gint)strtol(split[0],NULL,10);
|
|
} else {
|
|
/* string == "-?" */
|
|
rng->floor = G_MININT;
|
|
}
|
|
|
|
/* string != "?-" */
|
|
if (*(split[1]) != '\0') {
|
|
rng->ceil = (gint)strtol(split[1],NULL,10);
|
|
} else {
|
|
/* string == "?-" */
|
|
rng->ceil = G_MAXINT;
|
|
}
|
|
}
|
|
g_strfreev(split);
|
|
|
|
return rng;
|
|
}
|
|
|
|
|
|
extern int
|
|
stats_tree_create_range_node(stats_tree *st, const gchar *name, int parent_id, ...)
|
|
{
|
|
va_list list;
|
|
gchar *curr_range;
|
|
stat_node *rng_root = new_stat_node(st, name, parent_id, FALSE, TRUE);
|
|
stat_node *range_node = NULL;
|
|
|
|
va_start( list, parent_id );
|
|
while (( curr_range = va_arg(list, gchar*) )) {
|
|
range_node = new_stat_node(st, curr_range, rng_root->id, FALSE, FALSE);
|
|
range_node->rng = get_range(curr_range);
|
|
}
|
|
va_end( list );
|
|
|
|
return rng_root->id;
|
|
}
|
|
|
|
extern int
|
|
stats_tree_create_range_node_string(stats_tree *st, const gchar *name,
|
|
int parent_id, int num_str_ranges,
|
|
gchar** str_ranges)
|
|
{
|
|
int i;
|
|
stat_node *rng_root = new_stat_node(st, name, parent_id, FALSE, TRUE);
|
|
stat_node *range_node = NULL;
|
|
|
|
for (i = 0; i < num_str_ranges; i++) {
|
|
range_node = new_stat_node(st, str_ranges[i], rng_root->id, FALSE, FALSE);
|
|
range_node->rng = get_range(str_ranges[i]);
|
|
}
|
|
|
|
return rng_root->id;
|
|
}
|
|
|
|
/****/
|
|
extern int
|
|
stats_tree_parent_id_by_name(stats_tree *st, const gchar *parent_name)
|
|
{
|
|
stat_node *node = (stat_node *)g_hash_table_lookup(st->names,parent_name);
|
|
|
|
if (node)
|
|
return node->id;
|
|
else
|
|
return 0; /* XXX: this is the root shoud we return -1 instead?*/
|
|
}
|
|
|
|
|
|
extern int
|
|
stats_tree_range_node_with_pname(stats_tree *st, const gchar *name,
|
|
const gchar *parent_name, ...)
|
|
{
|
|
va_list list;
|
|
gchar *curr_range;
|
|
stat_node *range_node = NULL;
|
|
int parent_id = stats_tree_parent_id_by_name(st,parent_name);
|
|
stat_node *rng_root = new_stat_node(st, name, parent_id, FALSE, TRUE);
|
|
|
|
va_start( list, parent_name );
|
|
while (( curr_range = va_arg(list, gchar*) )) {
|
|
range_node = new_stat_node(st, curr_range, rng_root->id, FALSE, FALSE);
|
|
range_node->rng = get_range(curr_range);
|
|
}
|
|
va_end( list );
|
|
|
|
return rng_root->id;
|
|
}
|
|
|
|
|
|
extern int
|
|
stats_tree_tick_range(stats_tree *st, const gchar *name, int parent_id,
|
|
int value_in_range)
|
|
{
|
|
|
|
stat_node *node = NULL;
|
|
stat_node *parent = NULL;
|
|
stat_node *child = NULL;
|
|
gint stat_floor, stat_ceil;
|
|
|
|
if (parent_id >= 0 && parent_id < (int) st->parents->len) {
|
|
parent = (stat_node *)g_ptr_array_index(st->parents,parent_id);
|
|
} else {
|
|
g_assert_not_reached();
|
|
}
|
|
|
|
if( parent->hash ) {
|
|
node = (stat_node *)g_hash_table_lookup(parent->hash,name);
|
|
} else {
|
|
node = (stat_node *)g_hash_table_lookup(st->names,name);
|
|
}
|
|
|
|
if ( node == NULL )
|
|
g_assert_not_reached();
|
|
|
|
/* update stats for container node. counter should already be ticked so we only update total and min/max */
|
|
node->total += value_in_range;
|
|
if (node->minvalue > value_in_range) {
|
|
node->minvalue = value_in_range;
|
|
}
|
|
if (node->maxvalue < value_in_range) {
|
|
node->maxvalue = value_in_range;
|
|
}
|
|
node->st_flags |= ST_FLG_AVERAGE;
|
|
|
|
for ( child = node->children; child; child = child->next) {
|
|
stat_floor = child->rng->floor;
|
|
stat_ceil = child->rng->ceil;
|
|
|
|
if ( value_in_range >= stat_floor && value_in_range <= stat_ceil ) {
|
|
child->counter++;
|
|
child->total += value_in_range;
|
|
if (child->minvalue > value_in_range) {
|
|
child->minvalue = value_in_range;
|
|
}
|
|
if (child->maxvalue < value_in_range) {
|
|
child->maxvalue = value_in_range;
|
|
}
|
|
child->st_flags |= ST_FLG_AVERAGE;
|
|
update_burst_calc(child, 1);
|
|
return node->id;
|
|
}
|
|
}
|
|
|
|
return node->id;
|
|
}
|
|
|
|
extern int
|
|
stats_tree_create_pivot(stats_tree *st, const gchar *name, int parent_id)
|
|
{
|
|
stat_node *node = new_stat_node(st,name,parent_id,TRUE,TRUE);
|
|
|
|
if (node)
|
|
return node->id;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
extern int
|
|
stats_tree_create_pivot_by_pname(stats_tree *st, const gchar *name,
|
|
const gchar *parent_name)
|
|
{
|
|
int parent_id = stats_tree_parent_id_by_name(st,parent_name);
|
|
stat_node *node;
|
|
|
|
node = new_stat_node(st,name,parent_id,TRUE,TRUE);
|
|
|
|
if (node)
|
|
return node->id;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
extern int
|
|
stats_tree_tick_pivot(stats_tree *st, int pivot_id, const gchar *pivot_value)
|
|
{
|
|
stat_node *parent = (stat_node *)g_ptr_array_index(st->parents,pivot_id);
|
|
|
|
parent->counter++;
|
|
update_burst_calc(parent, 1);
|
|
stats_tree_manip_node( MN_INCREASE, st, pivot_value, pivot_id, FALSE, 1);
|
|
|
|
return pivot_id;
|
|
}
|
|
|
|
extern gchar*
|
|
stats_tree_get_displayname (gchar* fullname)
|
|
{
|
|
gchar *buf = g_strdup(fullname);
|
|
gchar *sep;
|
|
|
|
if (prefs.st_sort_showfullname) {
|
|
return buf; /* unmodifed */
|
|
}
|
|
|
|
sep = buf;
|
|
while ((sep = strchr(sep,'/')) != NULL) {
|
|
if (*(++sep)=='/') { /* escapeded slash - two slash characters after each other */
|
|
memmove(sep,sep+1,strlen(sep));
|
|
}
|
|
else {
|
|
/* we got a new path separator */
|
|
memmove(buf,sep,strlen(sep)+1);
|
|
sep = buf;
|
|
}
|
|
}
|
|
|
|
return buf;
|
|
}
|
|
|
|
extern gint
|
|
stats_tree_get_default_sort_col (stats_tree *st)
|
|
{
|
|
switch ((st->st_flags&ST_FLG_SRTCOL_MASK)>>ST_FLG_SRTCOL_SHIFT) {
|
|
case ST_SORT_COL_NAME: return COL_NAME;
|
|
case ST_SORT_COL_COUNT: return COL_COUNT;
|
|
case ST_SORT_COL_AVG: return COL_AVERAGE;
|
|
case ST_SORT_COL_MIN: return COL_MIN;
|
|
case ST_SORT_COL_MAX: return COL_MAX;
|
|
case ST_SORT_COL_BURSTRATE: return COL_BURSTRATE;
|
|
}
|
|
return COL_COUNT; /* nothing specific set */
|
|
}
|
|
|
|
extern gboolean
|
|
stats_tree_is_default_sort_DESC (stats_tree *st)
|
|
{
|
|
return st->st_flags&ST_FLG_SORT_DESC;
|
|
}
|
|
|
|
extern const gchar*
|
|
stats_tree_get_column_name (gint col_index)
|
|
{
|
|
switch (col_index) {
|
|
case COL_NAME: return "Topic / Item";
|
|
case COL_COUNT: return "Count";
|
|
case COL_AVERAGE: return "Average";
|
|
case COL_MIN: return "Min val";
|
|
case COL_MAX: return "Max val";
|
|
case COL_RATE: return "Rate (ms)";
|
|
case COL_PERCENT: return "Percent";
|
|
case COL_BURSTRATE: return prefs.st_burst_showcount?"Burst count":"Burst rate";
|
|
case COL_BURSTTIME: return "Burst start";
|
|
default: return "(Unknown)";
|
|
}
|
|
}
|
|
|
|
extern gint
|
|
stats_tree_get_column_size (gint col_index)
|
|
{
|
|
if (col_index==COL_NAME) {
|
|
return 36; /* but caller should really call stats_tree_branch_max_namelen() */
|
|
}
|
|
if (col_index<N_COLUMNS) {
|
|
return 12; /* all numerical values are this size */
|
|
}
|
|
return 0; /* invalid column */
|
|
}
|
|
|
|
extern gchar**
|
|
stats_tree_get_values_from_node (const stat_node* node)
|
|
{
|
|
gchar **values = (gchar**) g_malloc0(sizeof(gchar*)*(node->st->num_columns));
|
|
|
|
values[COL_NAME]= (node->st_flags&ST_FLG_ROOTCHILD)?stats_tree_get_displayname(node->name):g_strdup(node->name);
|
|
values[COL_COUNT]= g_strdup_printf("%u",node->counter);
|
|
values[COL_AVERAGE]= ((node->st_flags&ST_FLG_AVERAGE)||node->rng)?
|
|
(node->counter?g_strdup_printf("%.2f",((float)node->total)/node->counter):g_strdup("-")):
|
|
g_strdup("");
|
|
values[COL_MIN]= ((node->st_flags&ST_FLG_AVERAGE)||node->rng)?
|
|
(node->counter?g_strdup_printf("%u",node->minvalue):g_strdup("-")):
|
|
g_strdup("");
|
|
values[COL_MAX]= ((node->st_flags&ST_FLG_AVERAGE)||node->rng)?
|
|
(node->counter?g_strdup_printf("%u",node->maxvalue):g_strdup("-")):
|
|
g_strdup("");
|
|
values[COL_RATE]= (node->st->elapsed)?g_strdup_printf("%.4f",((float)node->counter)/node->st->elapsed):g_strdup("");
|
|
values[COL_PERCENT]= ((node->parent)&&(node->parent->counter))?
|
|
g_strdup_printf("%.2f%%",(node->counter*100.0)/node->parent->counter):
|
|
(node->parent==&(node->st->root)?g_strdup("100%"):g_strdup(""));
|
|
if (node->st->num_columns>COL_BURSTTIME) {
|
|
values[COL_BURSTRATE]= (!prefs.st_enable_burstinfo)?g_strdup(""):
|
|
(node->max_burst?(prefs.st_burst_showcount?
|
|
g_strdup_printf("%d",node->max_burst):
|
|
g_strdup_printf("%.4f",((double)node->max_burst)/prefs.st_burst_windowlen)):
|
|
g_strdup("-"));
|
|
values[COL_BURSTTIME]= (!prefs.st_enable_burstinfo)?g_strdup(""):
|
|
(node->max_burst?g_strdup_printf("%.3f",((double)node->burst_time/1000.0)):g_strdup("-"));
|
|
}
|
|
return values;
|
|
}
|
|
|
|
extern gint
|
|
stats_tree_sort_compare (const stat_node *a, const stat_node *b, gint sort_column,
|
|
gboolean sort_descending)
|
|
{
|
|
int result = 0;
|
|
float avg_a, avg_b;
|
|
|
|
if (prefs.st_sort_rng_nameonly&&(a->rng&&b->rng)) {
|
|
/* always sort ranges by range name */
|
|
result = a->rng->floor - b->rng->floor;
|
|
if (sort_descending&&(!prefs.st_sort_rng_fixorder)) {
|
|
result= -result;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
switch (sort_column)
|
|
{
|
|
case COL_NAME: if (a->rng&&b->rng) {
|
|
result = a->rng->floor - b->rng->floor;
|
|
}
|
|
else if (prefs.st_sort_casesensitve) {
|
|
result = strcmp(a->name,b->name);
|
|
}
|
|
else {
|
|
result = g_ascii_strcasecmp(a->name,b->name);
|
|
}
|
|
break;
|
|
|
|
case COL_RATE:
|
|
case COL_PERCENT:
|
|
case COL_COUNT: result = a->counter - b->counter;
|
|
break;
|
|
|
|
case COL_AVERAGE: if (a->counter) {
|
|
result= 1; /* assume a>b */
|
|
if (b->counter) {
|
|
avg_a= ((float)a->total)/a->counter;
|
|
avg_b= ((float)b->total)/b->counter;
|
|
result= (avg_a>avg_b)?1:((avg_a<avg_b)?-1:0);
|
|
}
|
|
}
|
|
else {
|
|
result= -1; /* let b>a */
|
|
}
|
|
break;
|
|
|
|
case COL_MIN: result = a->minvalue - b->minvalue;
|
|
break;
|
|
|
|
case COL_MAX: result = a->maxvalue - b->maxvalue;
|
|
break;
|
|
|
|
case COL_BURSTRATE: result = a->max_burst - b->max_burst;
|
|
break;
|
|
|
|
case COL_BURSTTIME: result = (a->burst_time>b->burst_time)?1:((a->burst_time<b->burst_time)?-1:0);
|
|
break;
|
|
|
|
default:
|
|
/* no sort comparison found for column - must update this switch statement */
|
|
g_assert_not_reached();
|
|
}
|
|
|
|
/* break tie between items with same primary search result */
|
|
if (!result) {
|
|
if (sort_column==COL_NAME) {
|
|
result = a->counter - b->counter;
|
|
}
|
|
else {
|
|
if (a->rng&&b->rng) {
|
|
result = a->rng->floor - b->rng->floor;
|
|
}
|
|
else if (prefs.st_sort_casesensitve) {
|
|
result = strcmp(a->name,b->name);
|
|
}
|
|
else {
|
|
result = g_ascii_strcasecmp(a->name,b->name);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* take into account sort order */
|
|
if (sort_descending) {
|
|
result= -result;
|
|
}
|
|
|
|
if ((a->st_flags&ST_FLG_SORT_TOP)!=(b->st_flags&ST_FLG_SORT_TOP)) {
|
|
/* different sort groups top vs non-top */
|
|
result= (a->st_flags&ST_FLG_SORT_TOP)?-1:1;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
extern GString*
|
|
stats_tree_format_as_str(const stats_tree* st, st_format_type format_type,
|
|
gint sort_column, gboolean sort_descending)
|
|
{
|
|
int maxnamelen= stats_tree_branch_max_namelen(&st->root,0);
|
|
stat_node *child;
|
|
GString *s;
|
|
int count;
|
|
gchar *separator = NULL;
|
|
|
|
switch(format_type)
|
|
{
|
|
case ST_FORMAT_YAML:
|
|
s = g_string_new("---\n");
|
|
break;
|
|
case ST_FORMAT_XML:
|
|
s = g_string_new("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
|
|
break;
|
|
case ST_FORMAT_CSV:
|
|
s = g_string_new("\"level\",\"parent\",");
|
|
for (count = 0; count<st->num_columns; count++) {
|
|
g_string_append_printf(s,"\"%s\",",stats_tree_get_column_name(count));
|
|
}
|
|
g_string_append (s,"\n");
|
|
break;
|
|
case ST_FORMAT_PLAIN:
|
|
{
|
|
char fmt[16];
|
|
int sep_length;
|
|
|
|
sep_length= maxnamelen;
|
|
for (count = 1; count<st->num_columns; count++) {
|
|
sep_length += stats_tree_get_column_size(count)+2;
|
|
}
|
|
separator = (gchar *)g_malloc(sep_length+1);
|
|
memset (separator, '=', sep_length);
|
|
separator[sep_length] = 0;
|
|
|
|
s = g_string_new("\n");
|
|
g_string_append(s,separator);
|
|
g_string_append_printf(s,"\n%s:\n",st->cfg->name);
|
|
g_snprintf (fmt,(gulong)sizeof(fmt),"%%-%us",maxnamelen);
|
|
g_string_append_printf(s,fmt,stats_tree_get_column_name(0));
|
|
for (count = 1; count<st->num_columns; count++) {
|
|
g_snprintf (fmt,(gulong)sizeof(fmt)," %%-%us",stats_tree_get_column_size(count)+1);
|
|
g_string_append_printf(s,fmt,stats_tree_get_column_name(count));
|
|
}
|
|
memset (separator, '-', sep_length);
|
|
g_string_append_printf(s,"\n%s\n",separator);
|
|
}
|
|
break;
|
|
default:
|
|
return g_string_new("unknown format for stats_tree\n");
|
|
}
|
|
|
|
for (child = st->root.children; child; child = child->next ) {
|
|
stats_tree_format_node_as_str(child,s,format_type,0,"",maxnamelen,sort_column,sort_descending);
|
|
|
|
}
|
|
|
|
if (format_type==ST_FORMAT_PLAIN) {
|
|
g_string_append_printf(s,"\n%s\n",separator);
|
|
g_free(separator);
|
|
}
|
|
|
|
return s;
|
|
}
|
|
|
|
typedef struct {
|
|
gint sort_column;
|
|
gboolean sort_descending;
|
|
} sortinfo;
|
|
|
|
/* Function to compare elements for child array sort. a and b are children, user_data
|
|
points to a st_flags value */
|
|
extern gint
|
|
stat_node_array_sortcmp (gconstpointer a, gconstpointer b, gpointer user_data)
|
|
{
|
|
/* user_data is *guint value to st_flags */
|
|
return stats_tree_sort_compare (*(const stat_node*const*)a,*(const stat_node*const*)b,
|
|
((sortinfo*)user_data)->sort_column,((sortinfo*)user_data)->sort_descending);
|
|
}
|
|
|
|
static gchar*
|
|
clean_for_xml_tag (gchar *str)
|
|
{
|
|
gchar *s = str;
|
|
while ((s=strpbrk(s,"!\"#$%%&'()*+,/;<=>?@[\\]^`{|}~ ")) != NULL) {
|
|
*(s++) = '-';
|
|
}
|
|
return str;
|
|
}
|
|
|
|
/** helper funcation to add note to formatted stats_tree */
|
|
WS_DLL_PUBLIC void stats_tree_format_node_as_str(const stat_node *node,
|
|
GString *s,
|
|
st_format_type format_type,
|
|
guint indent,
|
|
const gchar *path,
|
|
gint maxnamelen,
|
|
gint sort_column,
|
|
gboolean sort_descending)
|
|
{
|
|
int count;
|
|
int num_columns= node->st->num_columns;
|
|
gchar **values= stats_tree_get_values_from_node(node);
|
|
stat_node *child;
|
|
sortinfo si;
|
|
gchar *full_path;
|
|
char fmt[16] = "%s%s%s";
|
|
|
|
switch(format_type)
|
|
{
|
|
case ST_FORMAT_YAML:
|
|
if (indent) {
|
|
g_snprintf(fmt, (gulong)sizeof(fmt), "%%%ds%%s%%s", indent*4-2);
|
|
}
|
|
g_string_append_printf(s, fmt, "", indent?"- ":"", "Description");
|
|
g_string_append_printf(s, ": \"%s\"\n", values[0]);
|
|
|
|
for (count = 1; count<num_columns; count++) {
|
|
if (*values[count]) {
|
|
g_string_append_printf(s, fmt, "", indent?" ":"",
|
|
stats_tree_get_column_name(count));
|
|
g_string_append_printf(s, ": %s\n", values[count]);
|
|
}
|
|
}
|
|
if (node->children) {
|
|
g_string_append_printf(s, fmt, "", indent?" ":"", "Items:\n");
|
|
}
|
|
break;
|
|
case ST_FORMAT_XML:
|
|
{
|
|
char *itemname = xml_escape(values[0]);
|
|
g_string_append_printf(s,"<stat-node name=\"%s\"%s>\n",itemname,
|
|
node->rng?" isrange=\"true\"":"");
|
|
g_free(itemname);
|
|
for (count = 1; count<num_columns; count++) {
|
|
gchar *colname= g_strdup(stats_tree_get_column_name(count));
|
|
g_string_append_printf(s,"<%s>",clean_for_xml_tag(colname));
|
|
g_string_append_printf(s,"%s</%s>\n",values[count],colname);
|
|
g_free(colname);
|
|
}
|
|
}
|
|
break;
|
|
case ST_FORMAT_CSV:
|
|
g_string_append_printf(s,"%d,\"%s\",\"%s\"",indent,path,values[0]);
|
|
for (count = 1; count<num_columns; count++) {
|
|
g_string_append_printf(s,",%s",values[count]);
|
|
}
|
|
g_string_append (s,"\n");
|
|
break;
|
|
case ST_FORMAT_PLAIN:
|
|
g_snprintf (fmt,(gulong)sizeof(fmt),"%%%ds%%-%us",indent,maxnamelen-indent);
|
|
g_string_append_printf(s,fmt,"",values[0]);
|
|
for (count = 1; count<num_columns; count++) {
|
|
g_snprintf (fmt,(gulong)sizeof(fmt)," %%-%us",stats_tree_get_column_size(count)+1);
|
|
g_string_append_printf(s,fmt,values[count]);
|
|
}
|
|
g_string_append (s,"\n");
|
|
break;
|
|
}
|
|
|
|
indent++;
|
|
indent = indent > INDENT_MAX ? INDENT_MAX : indent;
|
|
full_path= g_strdup_printf ("%s/%s",path,values[0]);
|
|
|
|
for (count = 0; count<num_columns; count++) {
|
|
g_free(values[count]);
|
|
}
|
|
g_free(values);
|
|
|
|
if (node->children) {
|
|
GArray *Children= g_array_new(FALSE,FALSE,sizeof(child));
|
|
for (child = node->children; child; child = child->next ) {
|
|
g_array_append_val(Children,child);
|
|
}
|
|
si.sort_column = sort_column;
|
|
si.sort_descending = sort_descending;
|
|
g_array_sort_with_data(Children,stat_node_array_sortcmp,&si);
|
|
for (count = 0; count<((int)Children->len); count++) {
|
|
stats_tree_format_node_as_str(g_array_index(Children,stat_node*,count), s, format_type,
|
|
indent, full_path, maxnamelen, sort_column, sort_descending);
|
|
}
|
|
g_array_free(Children,FALSE);
|
|
}
|
|
g_free(full_path);
|
|
|
|
if (format_type==ST_FORMAT_XML) {
|
|
g_string_append(s,"</stat-node>\n");
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - http://www.wireshark.org/tools/modelines.html
|
|
*
|
|
* Local variables:
|
|
* c-basic-offset: 4
|
|
* tab-width: 8
|
|
* indent-tabs-mode: nil
|
|
* End:
|
|
*
|
|
* vi: set shiftwidth=4 tabstop=8 expandtab:
|
|
* :indentSize=4:tabSize=8:noTabs=true:
|
|
*/
|