[lttng-ust.git] / src / common / ust-fd.h

/*
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 * Copyright (C) 2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
 */

#ifndef _LTTNG_UST_FD_H
#define _LTTNG_UST_FD_H

/*
 * The fd tracker feature is part of the ABI and used by liblttng-ust-fd.
 * However, some test code and documentation needs to be written before it is
 * exposed to users with a public header.
 *
 * These symbols are provided by 'liblttng-ust-common'.
 */

#include <stdio.h>

int lttng_ust_add_fd_to_tracker(int fd);
void lttng_ust_delete_fd_from_tracker(int fd);
void lttng_ust_lock_fd_tracker(void);
void lttng_ust_unlock_fd_tracker(void);

int lttng_ust_safe_close_fd(int fd, int (*close_cb)(int));
int lttng_ust_safe_fclose_stream(FILE *stream, int (*fclose_cb)(FILE *stream));
int lttng_ust_safe_closefrom_fd(int lowfd, int (*close_cb)(int));
int lttng_ust_safe_close_range_fd(unsigned int first, unsigned int last, int flags,
		int (*close_range_cb)(unsigned int, unsigned int, int));

#endif	/* _LTTNG_UST_FD_H */
Commit	Line	Data
6548fca4	1	/*
c0c0989a	2	* SPDX-License-Identifier: LGPL-2.1-only
6548fca4	3	*
c0c0989a	4	* Copyright (C) 2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
6548fca4 MD	5	*/
6548fca4 MD	6
c0c0989a MJ	7	#ifndef _LTTNG_UST_FD_H
	8	#define _LTTNG_UST_FD_H
	9
6548fca4	10	/*
221309e3 MJ	11	* The fd tracker feature is part of the ABI and used by liblttng-ust-fd.
	12	* However, some test code and documentation needs to be written before it is
	13	* exposed to users with a public header.
df09bde5 MJ	14	*
df09bde5 MJ	15	* These symbols are provided by 'liblttng-ust-common'.
6548fca4 MD	16	*/
6548fca4 MD	17
52a20dc7 MD	18	#include <stdio.h>
52a20dc7 MD	19
f5c453e9	20	int lttng_ust_add_fd_to_tracker(int fd);
6548fca4 MD	21	void lttng_ust_delete_fd_from_tracker(int fd);
	22	void lttng_ust_lock_fd_tracker(void);
	23	void lttng_ust_unlock_fd_tracker(void);
	24
	25	int lttng_ust_safe_close_fd(int fd, int (*close_cb)(int));
52a20dc7	26	int lttng_ust_safe_fclose_stream(FILE stream, int (fclose_cb)(FILE *stream));
6548fca4	27	int lttng_ust_safe_closefrom_fd(int lowfd, int (*close_cb)(int));
4b01076f MD	28	int lttng_ust_safe_close_range_fd(unsigned int first, unsigned int last, int flags,
4b01076f MD	29	int (*close_range_cb)(unsigned int, unsigned int, int));
6548fca4 MD	30
6548fca4 MD	31	#endif /* _LTTNG_UST_FD_H */