2 * Copyright (C) 2018 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License, version 2 only, as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc., 51
15 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 #ifndef FD_TRACKER_UTILS_H
19 #define FD_TRACKER_UTILS_H
21 #include <common/fd-tracker/fd-tracker.h>
23 struct lttng_poll_event
;
26 * Utility implementing a close_fd callback which receives one file descriptor
27 * and closes it, returning close()'s return value.
29 int fd_tracker_util_close_fd(void *, int *fd
);
32 * Create a pipe and track its underlying fds.
34 int fd_tracker_util_pipe_open_cloexec(struct fd_tracker
*tracker
,
35 const char *name
, int *pipe
);
36 int fd_tracker_util_pipe_close(struct fd_tracker
*tracker
, int *pipe
);
39 * Create a poll event and track its underlying fd, if applicable.
41 int fd_tracker_util_poll_create(struct fd_tracker
*tracker
, const char *name
,
42 struct lttng_poll_event
*events
, int size
, int flags
);
43 int fd_tracker_util_poll_clean(struct fd_tracker
*tracker
,
44 struct lttng_poll_event
*events
);
46 #endif /* FD_TRACKER_UTILS_H */
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