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/*
* Copyright (c) 2003-2007 by FlashCode <flashcode@flashtux.org>
* See README for License detail, AUTHORS for developers list.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/* plugin-list.c: manages plugin info lists */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include "../core/weechat.h"
#include "../core/wee-log.h"
#include "../core/wee-string.h"
#include "plugin-list.h"
struct t_plugin_list *plugin_lists = NULL;
struct t_plugin_list *last_plugin_list = NULL;
/*
* plugin_list_new: create a new plugin list
*/
struct t_plugin_list *
plugin_list_new ()
{
struct t_plugin_list *new_list;
new_list = (struct t_plugin_list *)malloc (sizeof (struct t_plugin_list));
if (new_list)
{
new_list->items = NULL;
new_list->last_item = NULL;
new_list->ptr_item = NULL;
new_list->prev_list = last_plugin_list;
new_list->next_list = NULL;
if (plugin_lists)
last_plugin_list->next_list = new_list;
else
plugin_lists = new_list;
last_plugin_list = new_list;
}
return new_list;
}
/*
* plugin_list_new_item: create a new item in a plugin list
*/
struct t_plugin_list_item *
plugin_list_new_item (struct t_plugin_list *list)
{
struct t_plugin_list_item *new_item;
new_item = (struct t_plugin_list_item *)malloc (sizeof (struct t_plugin_list_item));
if (new_item)
{
new_item->vars = NULL;
new_item->last_var = NULL;
new_item->fields = NULL;
new_item->prev_item = list->last_item;
new_item->next_item = NULL;
if (list->items)
list->last_item->next_item = new_item;
else
list->items = new_item;
list->last_item = new_item;
}
return new_item;
}
/*
* plugin_list_new_var_int: create a new integer variable in an item
*/
struct t_plugin_list_var *
plugin_list_new_var_int (struct t_plugin_list_item *item,
char *name, int value)
{
struct t_plugin_list_var *new_var;
if (!item || !name || !name[0])
return NULL;
new_var = (struct t_plugin_list_var *)malloc (sizeof (struct t_plugin_list_var));
if (new_var)
{
new_var->name = strdup (name);
new_var->type = PLUGIN_LIST_VAR_INTEGER;
new_var->value_int = value;
new_var->value_string = NULL;
new_var->value_pointer = NULL;
new_var->value_time = 0;
new_var->prev_var = item->last_var;
new_var->next_var = NULL;
if (item->vars)
item->last_var->next_var = new_var;
else
item->vars = new_var;
item->last_var = new_var;
}
return new_var;
}
/*
* plugin_list_new_var_string: create a new string variable in an item
*/
struct t_plugin_list_var *
plugin_list_new_var_string (struct t_plugin_list_item *item,
char *name, char *value)
{
struct t_plugin_list_var *new_var;
if (!item || !name || !name[0])
return NULL;
new_var = (struct t_plugin_list_var *)malloc (sizeof (struct t_plugin_list_var));
if (new_var)
{
new_var->name = strdup (name);
new_var->type = PLUGIN_LIST_VAR_STRING;
new_var->value_int = 0;
new_var->value_string = (value) ? strdup (value) : NULL;
new_var->value_time = 0;
new_var->prev_var = item->last_var;
new_var->next_var = NULL;
if (item->vars)
item->last_var->next_var = new_var;
else
item->vars = new_var;
item->last_var = new_var;
}
return new_var;
}
/*
* plugin_list_new_var_pointer: create a new pointer variable in an item
*/
struct t_plugin_list_var *
plugin_list_new_var_pointer (struct t_plugin_list_item *item,
char *name, void *pointer)
{
struct t_plugin_list_var *new_var;
if (!item || !name || !name[0])
return NULL;
new_var = (struct t_plugin_list_var *)malloc (sizeof (struct t_plugin_list_var));
if (new_var)
{
new_var->name = strdup (name);
new_var->type = PLUGIN_LIST_VAR_POINTER;
new_var->value_int = 0;
new_var->value_string = NULL;
new_var->value_pointer = pointer;
new_var->value_time = 0;
new_var->prev_var = item->last_var;
new_var->next_var = NULL;
if (item->vars)
item->last_var->next_var = new_var;
else
item->vars = new_var;
item->last_var = new_var;
}
return new_var;
}
/*
* plugin_list_new_var_time: create a new time variable in an item
*/
struct t_plugin_list_var *
plugin_list_new_var_time (struct t_plugin_list_item *item,
char *name, time_t time)
{
struct t_plugin_list_var *new_var;
if (!item || !name || !name[0])
return NULL;
new_var = (struct t_plugin_list_var *)malloc (sizeof (struct t_plugin_list_var));
if (new_var)
{
new_var->name = strdup (name);
new_var->type = PLUGIN_LIST_VAR_TIME;
new_var->value_int = 0;
new_var->value_string = NULL;
new_var->value_pointer = NULL;
new_var->value_time = time;
new_var->prev_var = item->last_var;
new_var->next_var = NULL;
if (item->vars)
item->last_var->next_var = new_var;
else
item->vars = new_var;
item->last_var = new_var;
}
return new_var;
}
/*
* plugin_list_valid: check if a list pointer exists
* return 1 if list exists
* 0 if list is not found
*/
int
plugin_list_valid (struct t_plugin_list *list)
{
struct t_plugin_list *ptr_list;
for (ptr_list = plugin_lists; ptr_list;
ptr_list = ptr_list->next_list)
{
if (ptr_list == list)
return 1;
}
/* list not found */
return 0;
}
/*
* plugin_list_next_item: return next item for a list
* if current item pointer is NULL,
* then return first item of list
*/
struct t_plugin_list_item *
plugin_list_next_item (struct t_plugin_list *list)
{
if (!list->ptr_item)
{
list->ptr_item = list->items;
return list->ptr_item;
}
list->ptr_item = list->ptr_item->next_item;
return list->ptr_item;
}
/*
* plugin_list_prev_item: return previous item for a list
* if current item pointer is NULL,
* then return last item of list
*/
struct t_plugin_list_item *
plugin_list_prev_item (struct t_plugin_list *list)
{
if (!list->ptr_item)
{
list->ptr_item = list->last_item;
return list->ptr_item;
}
list->ptr_item = list->ptr_item->prev_item;
return list->ptr_item;
}
/*
* plugin_list_get_fields: get list of fields for current list item
*/
char *
plugin_list_get_fields (struct t_plugin_list *list)
{
struct t_plugin_list_var *ptr_var;
int length;
if (!list || !list->ptr_item)
return NULL;
/* list of fields already asked ? if yes, just return string */
if (list->ptr_item->fields)
return list->ptr_item->fields;
length = 0;
for (ptr_var = list->ptr_item->vars; ptr_var; ptr_var = ptr_var->next_var)
{
length += strlen (ptr_var->name) + 3;
}
list->ptr_item->fields = (char *)malloc (length + 1);
if (!list->ptr_item->fields)
return NULL;
list->ptr_item->fields[0] = '\0';
for (ptr_var = list->ptr_item->vars; ptr_var; ptr_var = ptr_var->next_var)
{
switch (ptr_var->type)
{
case PLUGIN_LIST_VAR_INTEGER:
strcat (list->ptr_item->fields, "i:");
break;
case PLUGIN_LIST_VAR_STRING:
strcat (list->ptr_item->fields, "s:");
break;
case PLUGIN_LIST_VAR_POINTER:
strcat (list->ptr_item->fields, "p:");
break;
case PLUGIN_LIST_VAR_TIME:
strcat (list->ptr_item->fields, "t:");
break;
}
strcat (list->ptr_item->fields, ptr_var->name);
if (ptr_var->next_var)
strcat (list->ptr_item->fields, ",");
}
return list->ptr_item->fields;
}
/*
* plugin_list_get_int: get an integer variable value in current list item
*/
int
plugin_list_get_int (struct t_plugin_list *list, char *var)
{
struct t_plugin_list_var *ptr_var;
if (!list || !list->ptr_item || !var || !var[0])
return 0;
for (ptr_var = list->ptr_item->vars; ptr_var; ptr_var = ptr_var->next_var)
{
if (string_strcasecmp (ptr_var->name, var) == 0)
{
if (ptr_var->type == PLUGIN_LIST_VAR_INTEGER)
return ptr_var->value_int;
else
return 0;
}
}
/* variable not found */
return 0;
}
/*
* plugin_list_get_string: get a string variable value in current list item
*/
char *
plugin_list_get_string (struct t_plugin_list *list, char *var)
{
struct t_plugin_list_var *ptr_var;
if (!list || !list->ptr_item || !var || !var[0])
return NULL;
for (ptr_var = list->ptr_item->vars; ptr_var; ptr_var = ptr_var->next_var)
{
if (string_strcasecmp (ptr_var->name, var) == 0)
{
if (ptr_var->type == PLUGIN_LIST_VAR_STRING)
return ptr_var->value_string;
else
return NULL;
}
}
/* variable not found */
return NULL;
}
/*
* plugin_list_get_pointer: get a pointer variable value in current list item
*/
void *
plugin_list_get_pointer (struct t_plugin_list *list, char *var)
{
struct t_plugin_list_var *ptr_var;
if (!list || !list->ptr_item || !var || !var[0])
return NULL;
for (ptr_var = list->ptr_item->vars; ptr_var; ptr_var = ptr_var->next_var)
{
if (string_strcasecmp (ptr_var->name, var) == 0)
{
if (ptr_var->type == PLUGIN_LIST_VAR_POINTER)
return ptr_var->value_pointer;
else
return NULL;
}
}
/* variable not found */
return NULL;
}
/*
* plugin_list_get_time: get a time variable value in current list item
*/
time_t
plugin_list_get_time (struct t_plugin_list *list, char *var)
{
struct t_plugin_list_var *ptr_var;
if (!list || !list->ptr_item || !var || !var[0])
return 0;
for (ptr_var = list->ptr_item->vars; ptr_var; ptr_var = ptr_var->next_var)
{
if (string_strcasecmp (ptr_var->name, var) == 0)
{
if (ptr_var->type == PLUGIN_LIST_VAR_TIME)
return ptr_var->value_time;
else
return 0;
}
}
/* variable not found */
return 0;
}
/*
* plugin_list_var_free: free a plugin list variable
*/
void
plugin_list_var_free (struct t_plugin_list_item *item,
struct t_plugin_list_var *var)
{
struct t_plugin_list_var *new_vars;
/* remove var */
if (item->last_var == var)
item->last_var = var->prev_var;
if (var->prev_var)
{
(var->prev_var)->next_var = var->next_var;
new_vars = item->vars;
}
else
new_vars = var->next_var;
if (var->next_var)
(var->next_var)->prev_var = var->prev_var;
/* free data */
if (var->name)
free (var->name);
if (var->value_string)
free (var->value_string);
item->vars = new_vars;
}
/*
* plugin_list_item_free: free a plugin list item
*/
void
plugin_list_item_free (struct t_plugin_list *list,
struct t_plugin_list_item *item)
{
struct t_plugin_list_item *new_items;
/* remove var */
if (list->last_item == item)
list->last_item = item->prev_item;
if (item->prev_item)
{
(item->prev_item)->next_item = item->next_item;
new_items = list->items;
}
else
new_items = item->next_item;
if (item->next_item)
(item->next_item)->prev_item = item->prev_item;
/* free data */
while (item->vars)
{
plugin_list_var_free (item, item->vars);
}
if (item->fields)
free (item->fields);
list->items = new_items;
}
/*
* plugin_list_free: free a plugin list
*/
void
plugin_list_free (struct t_plugin_list *list)
{
struct t_plugin_list *new_plugin_lists;
/* remove list */
if (last_plugin_list == list)
last_plugin_list = list->prev_list;
if (list->prev_list)
{
(list->prev_list)->next_list = list->next_list;
new_plugin_lists = plugin_lists;
}
else
new_plugin_lists = list->next_list;
if (list->next_list)
(list->next_list)->prev_list = list->prev_list;
/* free data */
while (list->items)
{
plugin_list_item_free (list, list->items);
}
plugin_lists = new_plugin_lists;
}
/*
* plugin_list_print_log: print plugin lists infos in log (usually for crash dump)
*/
void
plugin_list_print_log ()
{
struct t_plugin_list *ptr_list;
struct t_plugin_list_item *ptr_item;
struct t_plugin_list_var *ptr_var;
for (ptr_list = plugin_lists; ptr_list;
ptr_list = ptr_list->next_list)
{
log_printf ("\n");
log_printf ("[plugin list (addr:0x%X)]\n", ptr_list);
log_printf (" items. . . . . . . . . : 0x%X\n", ptr_list->items);
log_printf (" last_item. . . . . . . : 0x%X\n", ptr_list->last_item);
log_printf (" ptr_item . . . . . . . : 0x%X\n", ptr_list->ptr_item);
log_printf (" prev_list. . . . . . . : 0x%X\n", ptr_list->prev_list);
log_printf (" next_list. . . . . . . : 0x%X\n", ptr_list->next_list);
for (ptr_item = ptr_list->items; ptr_item;
ptr_item = ptr_item->next_item)
{
log_printf ("\n");
log_printf (" [item (addr:0x%X)]\n", ptr_item);
log_printf (" vars . . . . . . . . . : 0x%X\n", ptr_item->vars);
log_printf (" last_var . . . . . . . : 0x%X\n", ptr_item->last_var);
log_printf (" prev_item. . . . . . . : 0x%X\n", ptr_item->prev_item);
log_printf (" next_item. . . . . . . : 0x%X\n", ptr_item->next_item);
for (ptr_var = ptr_item->vars; ptr_var;
ptr_var = ptr_var->next_var)
{
log_printf ("\n");
log_printf (" [var (addr:0x%X)]\n", ptr_var);
log_printf (" name . . . . . . . . : '%s'\n", ptr_var->name);
log_printf (" type . . . . . . . . : %d\n", ptr_var->type);
log_printf (" value_int. . . . . . : %d\n", ptr_var->value_int);
log_printf (" value_string . . . . : '%s'\n", ptr_var->value_string);
log_printf (" value_time . . . . . : %ld\n", ptr_var->value_time);
log_printf (" prev_var . . . . . . : 0x%X\n", ptr_var->prev_var);
log_printf (" next_var . . . . . . : 0x%X\n", ptr_var->next_var);
}
}
}
}
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