/usr/include/libprelude/prelude-async.h is in libprelude-dev 4.1.0-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* Copyright (C) 2001-2017 CS-SI. All Rights Reserved.
* Author: Yoann Vandoorselaere <yoann.v@prelude-ids.com>
*
* This file is part of the Prelude library.
*
* 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, 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*****/
#ifndef _LIBPRELUDE_PRELUDE_ASYNC_H
#define _LIBPRELUDE_PRELUDE_ASYNC_H
#include "prelude-linked-object.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* prelude_async_flags_t
* @PRELUDE_ASYNC_FLAGS_TIMER: Enable asynchronous timer.
*
* This provides asynchronous timer. When enabled, the heartbeat
* function (and user specified callback, if any) will be called
* automatically, from an asynchronous thread.
*
* If you use this flags, you won't need to call prelude_wake_up_timer()
* anymore.
*/
typedef enum {
PRELUDE_ASYNC_FLAGS_TIMER = 0x01
} prelude_async_flags_t;
typedef void (*prelude_async_callback_t)(void *object, void *data);
#define PRELUDE_ASYNC_OBJECT \
PRELUDE_LINKED_OBJECT; \
void *_async_data; \
prelude_async_callback_t _async_func
typedef struct {
PRELUDE_ASYNC_OBJECT;
} prelude_async_object_t;
static inline void prelude_async_set_data(prelude_async_object_t *obj, void *data)
{
obj->_async_data = data;
}
static inline void prelude_async_set_callback(prelude_async_object_t *obj, prelude_async_callback_t func)
{
obj->_async_func = func;
}
int prelude_async_init(void);
prelude_async_flags_t prelude_async_get_flags(void);
void prelude_async_set_flags(prelude_async_flags_t flags);
void prelude_async_add(prelude_async_object_t *obj);
void prelude_async_del(prelude_async_object_t *obj);
void prelude_async_exit(void);
void _prelude_async_fork_prepare(void);
void _prelude_async_fork_parent(void);
void _prelude_async_fork_child(void);
#ifdef __cplusplus
}
#endif
#endif /* _LIBPRELUDE_PRELUDE_ASYNC_H */
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