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#include <stdlib.h>
#include <string.h>
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <jmp-config.h>
#include <cls.h>
#include <filter.h>
struct class_filter {
int filter_type; /** FILTER_MATCH_CLASS, ... */
char* filter_name; /** java.lang */
int inc_or_exc; /** include or exclude filter */
};
/** double linked list for easy handling. */
struct filter_list {
class_filter* filter;
filter_list* next;
filter_list* prev;
};
static filter_list* current_filters = NULL;
/** Get the filter type
* @return one of the FILTER_MATCH_*
*/
int get_filter_type (class_filter* cf) {
return cf->filter_type;
}
/** Get the filter name
* @return the name that is matched for the given filter.
*/
char* get_filter_name (class_filter* cf) {
return cf->filter_name;
}
/**
* @return FILTER_INCLUDE or FILTER_EXCLUDE
*/
int get_inc_or_exc (class_filter* cf) {
return cf->inc_or_exc;
}
filter_list* get_current_filters () {
return current_filters;
}
filter_list* get_next_filter (filter_list* fl) {
return fl->next;
}
class_filter* get_class_filter (filter_list* fl) {
return fl->filter;
}
int filter_class_name (const char *name)
{
filter_list* fl = current_filters;
if (current_filters == NULL)
return 1;
while (fl) {
class_filter* filter = fl->filter;
if (filter->filter_type == FILTER_MATCH_ALL) {
return filter->inc_or_exc;
} else if (filter->filter_type == FILTER_MATCH_CLASS) {
if (!strcmp (name, filter->filter_name))
return filter->inc_or_exc;
} else if (filter->filter_type == FILTER_MATCH_RECURSIVE) {
if (!strncmp(name, filter->filter_name, strlen (filter->filter_name)))
return filter->inc_or_exc;
}else if (filter->filter_type == FILTER_MATCH_PACKAGE) {
size_t len = strlen (filter->filter_name);
if (!strncmp (name, filter->filter_name, len))
if (!strchr (name + len, '.'))
return filter->inc_or_exc;
}
fl = fl->next;
}
return 0;
}
void set_filtered (cls* c) {
cls_set_filtered (c, filter_class_name (cls_get_name (c)));
}
/** Update each class filtered variable. */
static void update_classes () {
hashtab* classes = get_classes ();
jmphash_lock (classes);
jmphash_for_each ((jmphash_iter_f)set_filtered, classes);
jmphash_unlock (classes);
}
static void filter_add_filter_internal (class_filter* filter) {
filter_list* fl;
fl = malloc (sizeof (*current_filters));
if (fl == NULL)
return;
fl->next = current_filters;
fl->prev = NULL;
fl->filter = filter;
if (current_filters)
current_filters->prev = fl;
current_filters = fl;
update_classes ();
}
void filter_add_filter (int mode, const char* text, int type) {
class_filter* cfilter;
if (text == NULL)
return;
cfilter = malloc (sizeof (*cfilter));
if (cfilter == NULL)
return;
cfilter->filter_type = type;
cfilter->filter_name = strdup (text);
cfilter->inc_or_exc = mode;
filter_add_filter_internal (cfilter);
}
static void free_filter_list_elem (filter_list* fl) {
free (fl->filter->filter_name);
free (fl->filter);
free (fl);
}
void remove_filter (class_filter* filter) {
filter_list* fl = current_filters;
while (fl) {
if (fl->filter == filter) {
if (fl->next)
fl->next->prev = fl->prev;
if (fl->prev)
fl->prev->next = fl->next;
else /* first in list */
current_filters = fl->next;
free_filter_list_elem (fl);
break;
} else {
fl = fl->next;
}
}
update_classes ();
}
void filter_clear_filters_internal (int do_update_classes) {
while (current_filters) {
filter_list* next_filter = current_filters->next;
free_filter_list_elem (current_filters);
current_filters = next_filter;
}
if (do_update_classes)
update_classes ();
}
/** Removes all current filters. */
void filter_clear_filters () {
filter_clear_filters_internal (1);
}
/* Set the filter.
* @param filtertype one of FILTER_MATCH_*
* @param filter the string to filter on ("rabbit.proxy").
*/
void filter_set_filter (int filter_type, const char* filter) {
if (filter == NULL)
return;
filter_clear_filters (0);
filter_add_filter (FILTER_INCLUDE, filter, filter_type);
}
/* Emacs Local Variables: */
/* Emacs mode:C */
/* Emacs c-indentation-style:"gnu" */
/* Emacs c-hanging-braces-alist:((brace-list-open)(brace-entry-open)(defun-open after)(substatement-open after)(block-close . c-snug-do-while)(extern-lang-open after)) */
/* Emacs c-cleanup-list:(brace-else-brace brace-elseif-brace space-before-funcall) */
/* Emacs c-basic-offset:4 */
/* Emacs End: */
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