/*
 * SPDX-FileCopyrightText: 2003-2026 Sébastien Helleu <flashcode@flashtux.org>
 *
 * SPDX-License-Identifier: GPL-3.0-or-later
 */

#ifndef WEECHAT_HOOK_SIGNAL_H
#define WEECHAT_HOOK_SIGNAL_H

struct t_weechat_plugin;
struct t_infolist_item;

#define HOOK_SIGNAL(hook, var) (((struct t_hook_signal *)hook->hook_data)->var)

typedef int (t_hook_callback_signal)(const void *pointer, void *data,
                                     const char *signal, const char *type_data,
                                     void *signal_data);

struct t_hook_signal
{
    t_hook_callback_signal *callback;  /* signal callback                   */
    char **signals;                    /* signals selected; each one may    */
                                       /* begin or end with "*",            */
                                       /* "*" == any signal                 */
    int num_signals;                   /* number of signals                 */
};

extern char *hook_signal_get_description (struct t_hook *hook);
extern struct t_hook *hook_signal (struct t_weechat_plugin *plugin,
                                   const char *signal,
                                   t_hook_callback_signal *callback,
                                   const void *callback_pointer,
                                   void *callback_data);
extern void hook_signal_extract_flags (const char *signal,
                                       const char **ptr_signal,
                                       int *stop_on_error,
                                       int *ignore_eat);
extern int hook_signal_send (const char *signal, const char *type_data,
                             void *signal_data);
extern void hook_signal_free_data (struct t_hook *hook);
extern struct t_hdata *hook_signal_hdata_hook_signal_cb (const void *pointer,
                                                         void *data,
                                                         const char *hdata_name);
extern int hook_signal_add_to_infolist (struct t_infolist_item *item,
                                        struct t_hook *hook);
extern void hook_signal_print_log (struct t_hook *hook);

#endif /* WEECHAT_HOOK_SIGNAL_H */
