X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fcommon%2Ffd-tracker%2Futils.hpp;fp=src%2Fcommon%2Ffd-tracker%2Futils.hpp;h=0507c39374275f54a57616c06d065144e6f7770e;hb=7532fa3bd22e403958f46cd35c824f490d93292d;hp=0000000000000000000000000000000000000000;hpb=985aea182b618c85c51651f224abedfe367c75ee;p=lttng-tools.git

diff --git a/src/common/fd-tracker/utils.hpp b/src/common/fd-tracker/utils.hpp
new file mode 100644
index 000000000..0507c3937
--- /dev/null
+++ b/src/common/fd-tracker/utils.hpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2018 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ */
+
+#ifndef FD_TRACKER_UTILS_H
+#define FD_TRACKER_UTILS_H
+
+#include <common/compat/directory-handle.hpp>
+#include <common/fd-tracker/fd-tracker.hpp>
+#include <common/macros.hpp>
+
+struct lttng_poll_event;
+
+/*
+ * Utility implementing a close_fd callback which receives one file descriptor
+ * and closes it, returning close()'s return value.
+ */
+int fd_tracker_util_close_fd(void *, int *fd);
+
+/*
+ * Create a pipe and track its underlying fds.
+ */
+int fd_tracker_util_pipe_open_cloexec(
+		struct fd_tracker *tracker, const char *name, int *pipe);
+int fd_tracker_util_pipe_close(struct fd_tracker *tracker, int *pipe);
+
+/*
+ * Create a poll event and track its underlying fd, if applicable.
+ */
+int fd_tracker_util_poll_create(struct fd_tracker *tracker,
+		const char *name,
+		struct lttng_poll_event *events,
+		int size,
+		int flags);
+int fd_tracker_util_poll_clean(
+		struct fd_tracker *tracker, struct lttng_poll_event *events);
+
+struct lttng_directory_handle *fd_tracker_create_directory_handle(
+		struct fd_tracker *tracker, const char *path);
+
+struct lttng_directory_handle *fd_tracker_create_directory_handle_from_handle(
+		struct fd_tracker *tracker,
+		struct lttng_directory_handle *handle,
+		const char *path);
+
+#endif /* FD_TRACKER_UTILS_H */