/* stats_tree.c
- * API for a counter tree for ethereal
+ * API for a counter tree for Wireshark
* 2004, Luis E. G. Ontanon
*
* $Id$
*
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
- *
+ *
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include <glib.h>
#include <epan/stats_tree_priv.h>
+#include <string.h>
+
+#include "stats_tree.h"
+
+/*
+TODO:
+ - sort out the sorting issue
+
+ */
/* used to contain the registered stat trees */
-static GHashTable* registry = NULL;
+static GHashTable *registry = NULL;
/* writes into the buffers pointed by value, rate and percent
the string representations of a node*/
-extern void get_strings_from_node(const stat_node* node, guint8* value, guint8* rate, guint8* percent) {
+extern void
+stats_tree_get_strs_from_node(const stat_node *node, gchar *value, gchar *rate, gchar *percent)
+{
float f;
-
+
if (value) g_snprintf(value,NUM_BUF_SIZE,"%u",node->counter);
-
+
if (rate) {
*rate = '\0';
if (node->st->elapsed > 0.0) {
- f = ((float)node->counter) / node->st->elapsed;
+ f = ((float)node->counter) / (float)node->st->elapsed;
g_snprintf(rate,NUM_BUF_SIZE,"%f",f);
}
}
-
+
if (percent) {
*percent = '\0';
if (node->parent->counter > 0) {
- f = ((float)node->counter * 100.0) / node->parent->counter;
+ f = (float)(((float)node->counter * 100.0) / node->parent->counter);
g_snprintf(percent,NUM_BUF_SIZE,"%.2f%%",f);
}
}
/* a text representation of a node
if buffer is NULL returns a newly allocated string */
-extern guint8* stat_node_to_str(const stat_node* node,
- guint8* buffer, guint len) {
+extern gchar*
+stats_tree_node_to_str(const stat_node *node, gchar *buffer, guint len)
+{
if (buffer) {
g_snprintf(buffer,len,"%s: %i",node->name, node->counter);
return buffer;
}
}
+extern guint
+stats_tree_branch_max_namelen(const stat_node *node, guint indent)
+{
+ stat_node *child;
+ guint maxlen = 0;
+ guint len;
+
+ indent = indent > INDENT_MAX ? INDENT_MAX : indent;
+
+ if (node->children) {
+ for (child = node->children; child; child = child->next ) {
+ len = stats_tree_branch_max_namelen(child,indent+1);
+ maxlen = len > maxlen ? len : maxlen;
+ }
+ }
+
+ len = (guint) strlen(node->name) + indent;
+ maxlen = len > maxlen ? len : maxlen;
+
+ return maxlen;
+}
+
+static gchar *format;
+
/* populates the given GString with a tree representation of a branch given by node,
using indent spaces as initial indentation */
-extern void stat_branch_to_str(const stat_node* node, GString* s, guint indent) {
- stat_node* child;
- static gchar indentation[INDENT_MAX];
+extern void
+stats_tree_branch_to_str(const stat_node *node, GString *s, guint indent)
+{
+ stat_node *child;
+ static gchar indentation[INDENT_MAX+1];
static gchar value[NUM_BUF_SIZE];
static gchar rate[NUM_BUF_SIZE];
static gchar percent[NUM_BUF_SIZE];
- guint i;
-
- get_strings_from_node(node, value, rate, percent);
-
+
+ guint i = 0;
+
+ if (indent == 0) {
+ format = g_strdup_printf(" %%s%%-%us%%12s %%12s %%12s\n",stats_tree_branch_max_namelen(node,0));
+ }
+
+ stats_tree_get_strs_from_node(node, value, rate, percent);
+
indent = indent > INDENT_MAX ? INDENT_MAX : indent;
-
+
/* fill indentation with indent spaces */
- for ( i = 0 ; i<(indent-1); i++) indentation[i] = ' ';
+ if (indent > 0) {
+ while(i<indent)
+ indentation[i++] = ' ';
+ }
+
indentation[i] = '\0';
-
- g_string_sprintfa(s,"%s%s\t%s\t%s\t%s\n",
+
+ g_string_append_printf(s,format,
indentation,node->name,value,rate,percent);
-
+
if (node->children) {
for (child = node->children; child; child = child->next ) {
- stat_branch_to_str(child,s,indent+1);
+ stats_tree_branch_to_str(child,s,indent+1);
}
}
+
+ if (indent == 0) {
+ g_free(format);
+ }
}
+
/* frees the resources allocated by a stat_tree node */
-static void free_stat_node( stat_node* node ) {
- stat_node* child;
-
+static void
+free_stat_node(stat_node *node)
+{
+ stat_node *child;
+ stat_node *next;
+
if (node->children) {
- for (child = node->children; child; child = child->next )
+ for (child = node->children; child; child = next ) {
+ /* child->next will be gone after free_stat_node, so cache it here */
+ next = child->next;
free_stat_node(child);
+ }
}
-
- if(node->st->free_node_pr) node->st->free_node_pr(node);
-
+
+ if(node->st->cfg->free_node_pr) node->st->cfg->free_node_pr(node);
+
if (node->hash) g_hash_table_destroy(node->hash);
- if (node->rng) g_free(node->rng);
-
- if (node->name) g_free(node->name);
-
+
+ g_free(node->rng);
+ g_free(node->name);
g_free(node);
}
-/* destroys the whole tree */
-extern void free_stats_tree(stats_tree* st) {
- stat_node* child;
-
- g_free(st->tapname);
- g_free(st->abbr);
+/* destroys the whole tree instance */
+extern void
+stats_tree_free(stats_tree *st)
+{
+ stat_node *child;
+ stat_node *next;
+
g_free(st->filter);
-
- for (child = st->root.children; child; child = child->next )
+ g_hash_table_destroy(st->names);
+ g_ptr_array_free(st->parents,TRUE);
+
+ for (child = st->root.children; child; child = next ) {
+ /* child->next will be gone after free_stat_node, so cache it here */
+ next = child->next;
free_stat_node(child);
-
- if (st->free_tree_pr)
- st->free_tree_pr(st);
-
+ }
+
+ if (st->cfg->free_tree_pr)
+ st->cfg->free_tree_pr(st);
+
+ if (st->cfg->cleanup)
+ st->cfg->cleanup(st);
+
g_free(st);
}
/* reset a node to its original state */
-static void reset_stat_node(stat_node* node) {
- stat_node* child;
-
+static void
+reset_stat_node(stat_node *node)
+{
+ stat_node *child;
+
if (node->children) {
- for (child = node->children; child; child = child->next )
+ for (child = node->children; child; child = child->next )
reset_stat_node(child);
}
-
+
node->counter = 0;
-
- if(node->st->reset_node) {
- node->st->reset_node(node);
+
+ if(node->st->cfg->reset_node) {
+ node->st->cfg->reset_node(node);
}
-
+
}
/* reset the whole stats_tree */
-extern void reset_stats_tree(void* p) {
- stats_tree* st = p;
+extern void
+stats_tree_reset(void *p)
+{
+ stats_tree *st = (stats_tree *)p;
+
+ st->start = -1.0;
+ st->elapsed = 0.0;
+
reset_stat_node(&st->root);
-
- if (st->reset_tree) {
- st->reset_tree(st);
+
+ if (st->cfg->reset_tree) {
+ st->cfg->reset_tree(st);
}
}
-extern void reinit_stats_tree(void* p) {
- stats_tree* st = p;
- stat_node* child;
-
- for (child = st->root.children; child; child = child->next) {
+extern void
+stats_tree_reinit(void *p)
+{
+ stats_tree *st = (stats_tree *)p;
+ stat_node *child;
+ stat_node *next;
+
+ for (child = st->root.children; child; child = next) {
+ /* child->next will be gone after free_stat_node, so cache it here */
+ next = child->next;
free_stat_node(child);
}
-
- if (st->init) {
- st->init(st);
+
+ st->root.children = NULL;
+ st->root.counter = 0;
+
+ if (st->cfg->init) {
+ st->cfg->init(st);
}
}
/* register a new stats_tree */
-extern void register_stats_tree(guint8* tapname,
- guint8* abbr,
- guint8* name,
- stat_tree_packet_cb packet,
- stat_tree_init_cb init ) {
-
- stats_tree* st = g_malloc( sizeof(stats_tree) );
-
- /* at the very least the abbrev and the packet function should be given */
+extern void
+stats_tree_register_with_group(const char *tapname, const char *abbr, const char *name,
+ guint flags,
+ stat_tree_packet_cb packet, stat_tree_init_cb init,
+ stat_tree_cleanup_cb cleanup, register_stat_group_t stat_group)
+{
+
+ stats_tree_cfg *cfg = (stats_tree_cfg *)g_malloc( sizeof(stats_tree_cfg) );
+
+ /* at the very least the abbrev and the packet function should be given */
g_assert( tapname && abbr && packet );
- st->tapname = g_strdup(tapname);
- st->abbr = g_strdup(abbr);
- st->name = name ? g_strdup(name) : g_strdup(abbr);
- st->filter = NULL;
-
+ cfg->plugin = FALSE;
+ cfg->tapname = g_strdup(tapname);
+ cfg->abbr = g_strdup(abbr);
+ cfg->name = name ? g_strdup(name) : g_strdup(abbr);
+ cfg->stat_group = stat_group;
+
+ cfg->packet = packet;
+ cfg->init = init;
+ cfg->cleanup = cleanup;
+
+ cfg->flags = flags;
+
+ /* these have to be filled in by implementations */
+ cfg->setup_node_pr = NULL;
+ cfg->new_tree_pr = NULL;
+ cfg->free_node_pr = NULL;
+ cfg->free_tree_pr = NULL;
+ cfg->draw_node = NULL;
+ cfg->draw_tree = NULL;
+ cfg->reset_node = NULL;
+ cfg->reset_tree = NULL;
+
+ if (!registry) registry = g_hash_table_new(g_str_hash,g_str_equal);
+
+ g_hash_table_insert(registry,cfg->abbr,cfg);
+}
+
+/* register a new stats_tree with default group REGISTER_STAT_GROUP_UNSORTED */
+extern void
+stats_tree_register(const char *tapname, const char *abbr, const char *name,
+ guint flags,
+ stat_tree_packet_cb packet, stat_tree_init_cb init,
+ stat_tree_cleanup_cb cleanup)
+{
+ stats_tree_register_with_group(tapname, abbr, name,
+ flags,
+ packet, init,
+ cleanup, REGISTER_STAT_GROUP_UNSORTED);
+}
+
+/* register a new stat_tree with default group REGISTER_STAT_GROUP_UNSORTED from a plugin */
+extern void
+stats_tree_register_plugin(const char *tapname, const char *abbr, const char *name,
+ guint flags,
+ stat_tree_packet_cb packet, stat_tree_init_cb init,
+ stat_tree_cleanup_cb cleanup)
+{
+ stats_tree_cfg *cfg;
+
+ stats_tree_register(tapname, abbr, name,
+ flags,
+ packet, init,
+ cleanup);
+ cfg = stats_tree_get_cfg_by_abbr((char*)abbr);
+ cfg->plugin = TRUE;
+}
+
+extern stats_tree*
+stats_tree_new(stats_tree_cfg *cfg, tree_pres *pr, const char *filter)
+{
+ stats_tree *st = (stats_tree *)g_malloc(sizeof(stats_tree));
+
+ st->cfg = cfg;
+ st->pr = pr;
+
+ st->names = g_hash_table_new(g_str_hash,g_str_equal);
+ st->parents = g_ptr_array_new();
+ st->filter = g_strdup(filter);
+
+ st->start = -1.0;
+ st->elapsed = 0.0;
+
st->root.counter = 0;
- st->root.name = STAT_TREE_ROOT;
+ st->root.name = g_strdup(cfg->name);
st->root.st = st;
st->root.parent = NULL;
st->root.children = NULL;
st->root.next = NULL;
st->root.hash = NULL;
st->root.pr = NULL;
-
- st->names = g_hash_table_new(g_str_hash,g_str_equal);
- st->parents = g_ptr_array_new();
-
- g_ptr_array_add(st->parents,&st->root);
-
- st->start = -1.0;
- st->elapsed = 0.0;
-
- st->packet = packet;
- st->init = init;
-
- /* these have to be filled in by implementations */
- st->setup_node_pr = NULL;
- st->new_tree_pr = NULL;
- st->free_node_pr = NULL;
- st->free_tree_pr = NULL;
- st->draw_node = NULL;
- st->draw_tree = NULL;
- st->reset_node = NULL;
- st->reset_tree = NULL;
- if (!registry) registry = g_hash_table_new(g_str_hash,g_str_equal);
+ g_ptr_array_add(st->parents,&st->root);
- g_hash_table_insert(registry,st->abbr,st);
-
+ return st;
}
/* will be the tap packet cb */
-extern int stats_tree_packet(void* p, packet_info* pinfo, epan_dissect_t *edt, const void *pri) {
- stats_tree* st = p;
-
- float now = (((float)pinfo->fd->rel_secs) + (((float)pinfo->fd->rel_usecs)/1000000) );
-
+extern int
+stats_tree_packet(void *p, packet_info *pinfo, epan_dissect_t *edt, const void *pri)
+{
+ stats_tree *st = (stats_tree *)p;
+ double now = nstime_to_msec(&pinfo->rel_ts);
+
if (st->start < 0.0) st->start = now;
-
+
st->elapsed = now - st->start;
-
- if (st->packet)
- return st->packet(st,pinfo,edt,pri);
+
+ if (st->cfg->packet)
+ return st->cfg->packet(st,pinfo,edt,pri);
else
return 0;
}
-extern GHashTable* stat_tree_registry(void) {
- return registry;
+extern stats_tree_cfg*
+stats_tree_get_cfg_by_abbr(char *abbr)
+{
+ return (stats_tree_cfg *)g_hash_table_lookup(registry,abbr);
}
-extern stats_tree* get_stats_tree_by_abbr(guint8* abbr) {
- return g_hash_table_lookup(registry,abbr);
+extern GList*
+stats_tree_get_cfg_list(void)
+{
+ return g_hash_table_get_values(registry);
}
-
-struct _stats_tree_pres_stuff {
+struct _stats_tree_pres_cbs {
void (*setup_node_pr)(stat_node*);
void (*free_node_pr)(stat_node*);
void (*draw_node)(stat_node*);
void (*reset_node)(stat_node*);
- tree_pres* (*new_tree_pr)(stats_tree*);
+ tree_pres *(*new_tree_pr)(stats_tree*);
void (*free_tree_pr)(stats_tree*);
void (*draw_tree)(stats_tree*);
void (*reset_tree)(stats_tree*);
};
-static void setup_tree_presentation(gpointer k _U_, gpointer v, gpointer p) {
- stats_tree* st = v;
- struct _stats_tree_pres_stuff *d = p;
-
- st->setup_node_pr = d->setup_node_pr;
- st->new_tree_pr = d->new_tree_pr;
- st->free_node_pr = d->free_node_pr;
- st->free_tree_pr = d->free_tree_pr;
- st->draw_node = d->draw_node;
- st->draw_tree = d->draw_tree;
- st->reset_node = d->reset_node;
- st->reset_tree = d->reset_tree;
-
-}
-
-extern void stats_tree_presentation(void (*registry_iterator)(gpointer,gpointer,gpointer),
- void (*setup_node_pr)(stat_node*),
- void (*free_node_pr)(stat_node*),
- void (*draw_node)(stat_node*),
- void (*reset_node)(stat_node*),
- tree_pres* (*new_tree_pr)(stats_tree*),
- void (*free_tree_pr)(stats_tree*),
- void (*draw_tree)(stats_tree*),
- void (*reset_tree)(stats_tree*),
- void* data) {
- struct _stats_tree_pres_stuff d = {setup_node_pr,free_node_pr,draw_node,reset_node,new_tree_pr,free_tree_pr,draw_tree,reset_tree};
-
+static void
+setup_tree_presentation(gpointer k _U_, gpointer v, gpointer p)
+{
+ stats_tree_cfg *cfg = (stats_tree_cfg *)v;
+ struct _stats_tree_pres_cbs *d = (struct _stats_tree_pres_cbs *)p;
+
+ cfg->in_use = FALSE;
+ cfg->setup_node_pr = d->setup_node_pr;
+ cfg->new_tree_pr = d->new_tree_pr;
+ cfg->free_node_pr = d->free_node_pr;
+ cfg->free_tree_pr = d->free_tree_pr;
+ cfg->draw_node = d->draw_node;
+ cfg->draw_tree = d->draw_tree;
+ cfg->reset_node = d->reset_node;
+ cfg->reset_tree = d->reset_tree;
+
+}
+
+extern void
+stats_tree_presentation(void (*registry_iterator)(gpointer,gpointer,gpointer),
+ void (*setup_node_pr)(stat_node*),
+ void (*free_node_pr)(stat_node*),
+ void (*draw_node)(stat_node*),
+ void (*reset_node)(stat_node*),
+ tree_pres *(*new_tree_pr)(stats_tree*),
+ void (*free_tree_pr)(stats_tree*),
+ void (*draw_tree)(stats_tree*),
+ void (*reset_tree)(stats_tree*),
+ void *data)
+{
+ static struct _stats_tree_pres_cbs d;
+
+ d.setup_node_pr = setup_node_pr;
+ d.new_tree_pr = new_tree_pr;
+ d.free_node_pr = free_node_pr;
+ d.free_tree_pr = free_tree_pr;
+ d.draw_node = draw_node;
+ d.draw_tree = draw_tree;
+ d.reset_node = reset_node;
+ d.reset_tree = reset_tree;
+
if (registry) g_hash_table_foreach(registry,setup_tree_presentation,&d);
-
+
if (registry_iterator && registry)
g_hash_table_foreach(registry,registry_iterator,data);
-
+
}
/* creates a stat_tree node
* name: the name of the stats_tree node
* parent_name: the name of the ALREADY REGISTERED parent
-* with_hash: whether or not it should keep a hash with it's children names
+* with_hash: whether or not it should keep a hash with its children names
* as_named_node: whether or not it has to be registered in the root namespace
*/
-static stat_node* new_stat_node(stats_tree* st,
- const gchar* name,
- int parent_id,
- gboolean with_hash,
- gboolean as_parent_node) {
-
- stat_node *node = g_malloc (sizeof(stat_node));
- stat_node* last_chld = NULL;
-
+static stat_node*
+new_stat_node(stats_tree *st, const gchar *name, int parent_id,
+ gboolean with_hash, gboolean as_parent_node)
+{
+
+ stat_node *node = (stat_node *)g_malloc (sizeof(stat_node));
+ stat_node *last_chld = NULL;
+
node->counter = 0;
node->name = g_strdup(name);
node->children = NULL;
node->st = (stats_tree*) st;
node->hash = with_hash ? g_hash_table_new(g_str_hash,g_str_equal) : NULL;
node->parent = NULL;
-
+ node->rng = NULL;
+
if (as_parent_node) {
g_hash_table_insert(st->names,
node->name,
node);
-
+
g_ptr_array_add(st->parents,node);
-
+
node->id = st->parents->len - 1;
} else {
node->id = -1;
}
-
+
if (parent_id >= 0 && parent_id < (int) st->parents->len ) {
- node->parent = g_ptr_array_index(st->parents,parent_id);
+ node->parent = (stat_node *)g_ptr_array_index(st->parents,parent_id);
} else {
/* ??? should we set the parent to be root ??? */
g_assert_not_reached();
}
-
+
if (node->parent->children) {
/* insert as last child */
-
+
for (last_chld = node->parent->children;
last_chld->next;
last_chld = last_chld->next ) ;
-
+
last_chld->next = node;
-
+
} else {
/* insert as first child */
node->parent->children = node;
}
-
+
if(node->parent->hash) {
g_hash_table_insert(node->parent->hash,node->name,node);
}
-
- if (st->setup_node_pr) {
- st->setup_node_pr(node);
+
+ if (st->cfg->setup_node_pr) {
+ st->cfg->setup_node_pr(node);
} else {
node->pr = NULL;
}
-
+
return node;
}
+/***/
+extern int
+stats_tree_create_node(stats_tree *st, const gchar *name, int parent_id, gboolean with_hash)
+{
+ stat_node *node = new_stat_node(st,name,parent_id,with_hash,TRUE);
-extern int create_node(stats_tree* st, const gchar* name, int parent_id, gboolean with_hash) {
- stat_node* node = new_stat_node(st,name,parent_id,with_hash,TRUE);
-
- if (node)
+ if (node)
return node->id;
else
return 0;
}
/* XXX: should this be a macro? */
-extern int create_node_with_parent_name(stats_tree* st,
- const gchar* name,
- const gchar* parent_name,
- gboolean with_children) {
- return create_node(st,name,get_parent_id_by_name(st,parent_name),with_children);
+extern int
+stats_tree_create_node_by_pname(stats_tree *st, const gchar *name,
+ const gchar *parent_name, gboolean with_children)
+{
+ return stats_tree_create_node(st,name,stats_tree_parent_id_by_name(st,parent_name),with_children);
}
* using parent_name as parent node.
* with_hash=TRUE to indicate that the created node will have a parent
*/
-extern guint8* manip_stat_node(manip_node_mode mode, stats_tree* st, const guint8* name, int parent_id, gboolean with_hash, gint value) {
- stat_node* node = NULL;
- stat_node* parent = NULL;
-
- if (parent_id >= 0 && parent_id < (int) st->parents->len ) {
- parent = g_ptr_array_index(st->parents,parent_id);
- } else {
- g_assert_not_reached();
- }
-
+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 = g_hash_table_lookup(parent->hash,name);
+ node = (stat_node *)g_hash_table_lookup(parent->hash,name);
} else {
- node = g_hash_table_lookup(st->names,name);
+ node = (stat_node *)g_hash_table_lookup(st->names,name);
}
-
- if ( node == NULL )
+
+ if ( node == NULL )
node = new_stat_node(st,name,parent_id,with_hash,with_hash);
-
+
switch (mode) {
case MN_INCREASE: node->counter += value; break;
case MN_SET: node->counter = value; break;
}
-
- if (node)
- return node->name;
+
+ if (node)
+ return node->id;
else
- return NULL;
+ return -1;
}
-extern guint8* get_st_abbr(const guint8* optarg) {
+extern char*
+stats_tree_get_abbr(const char *opt_arg)
+{
guint i;
- /* XXX: this fails when tethereal is given any options
+ /* XXX: this fails when tshark is given any options
after the -z */
- g_assert(optarg != NULL);
-
- for (i=0; optarg[i] && optarg[i] != ','; i++);
-
- if (optarg[i] == ',') {
- return g_strndup(optarg,i);
+ 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;
}
}
-static range_pair_t* get_range(guint8* rngstr) {
- gchar** split;
- range_pair_t* rng = g_malloc(sizeof(range_pair_t));
-
- split = g_strsplit(rngstr,"-",2);
-
- rng->floor = strtol(split[0],NULL,10);
- rng->ceil = strtol(split[1],NULL,10);
-
- if (rng->ceil == 0) rng->ceil = G_MAXINT;
- if (rng->floor == 0) rng->floor = G_MININT;
+/*
+ * 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;
+ }
+
+ /* means we have a non empty string
+ * which does not contain a delimiter */
+ if (split[1] == NULL) {
+ g_strfreev(split);
+ return NULL;
+ }
+
+ rng = (range_pair_t *)g_malloc(sizeof(range_pair_t));
+
+ /* 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);
- g_strfreev(split);
-
return rng;
}
-extern int create_range_node(stats_tree* st,
- const gchar* name,
- int parent_id,
- ...) {
+extern int
+stats_tree_create_range_node(stats_tree *st, const gchar *name, int parent_id, ...)
+{
va_list list;
- guint8* curr_range;
- stat_node* rng_root = new_stat_node(st, name, parent_id, FALSE, TRUE);
- stat_node* range_node = NULL;
-
+ 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, guint8*) )) {
+ 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);
}
return rng_root->id;
}
-extern int get_parent_id_by_name(stats_tree* st, const gchar* parent_name) {
- stat_node* node = g_hash_table_lookup(st->names,parent_name);
-
+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; /* ??? -1 ??? */
+ return 0; /* XXX: this is the root shoud we return -1 instead?*/
}
-extern int create_range_node_with_parent_name(stats_tree* st,
- const gchar* name,
- const gchar* parent_name,
- ...) {
+extern int
+stats_tree_range_node_with_pname(stats_tree *st, const gchar *name,
+ const gchar *parent_name, ...)
+{
va_list list;
- guint8* curr_range;
- stat_node* range_node = NULL;
- int parent_id = get_parent_id_by_name(st,parent_name);
- stat_node* rng_root = new_stat_node(st, name, parent_id, FALSE, TRUE);
+ 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, guint8*) )) {
+ 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 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;
+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 floor, ceil;
-
+
if (parent_id >= 0 && parent_id < (int) st->parents->len) {
- parent = g_ptr_array_index(st->parents,parent_id);
+ parent = (stat_node *)g_ptr_array_index(st->parents,parent_id);
} else {
g_assert_not_reached();
}
-
+
if( parent->hash ) {
- node = g_hash_table_lookup(parent->hash,name);
+ node = (stat_node *)g_hash_table_lookup(parent->hash,name);
} else {
- node = g_hash_table_lookup(st->names,name);
+ node = (stat_node *)g_hash_table_lookup(st->names,name);
}
-
- if ( node == NULL )
- return node->id;
-
+
+ if ( node == NULL )
+ g_assert_not_reached();
+
for ( child = node->children; child; child = child->next) {
floor = child->rng->floor;
ceil = child->rng->ceil;
-
+
if ( value_in_range >= floor && value_in_range <= ceil ) {
child->counter++;
return node->id;
}
}
-
+
return node->id;
}
-extern int create_pivot_node(stats_tree* st,
- const gchar* name,
- int parent_id) {
- stat_node* node = new_stat_node(st,name,parent_id,TRUE,TRUE);
-
- if (node)
+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 create_pivot_node_with_parent_name(stats_tree* st,
- const gchar* name,
- const gchar* parent_name) {
- int parent_id = get_parent_id_by_name(st,parent_name);
- stat_node* node;
-
+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)
+
+ if (node)
return node->id;
else
return 0;
}
-extern int tick_pivot(stats_tree* st,
- int pivot_id,
- const gchar* pivot_value) {
-
- stat_node* parent = g_ptr_array_index(st->parents,pivot_id);
-
+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++;
- manip_stat_node( MN_INCREASE, st, pivot_value, pivot_id, FALSE, 1);
-
+ stats_tree_manip_node( MN_INCREASE, st, pivot_value, pivot_id, FALSE, 1);
+
return pivot_id;
}