fd-tracker: add the lttng-inode interface

[lttng-tools.git] / src / common / fd-tracker / inode.h

diff --git a/src/common/fd-tracker/inode.h b/src/common/fd-tracker/inode.h
new file mode 100644 (file)
index 0000000..6c2406d
--- /dev/null
+++ b/src/common/fd-tracker/inode.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2018 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License, version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * 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 FD_TRACKER_INODE_H
+#define FD_TRACKER_INODE_H
+
+#include <stdbool.h>
+
+struct lttng_inode;
+struct lttng_inode_registry;
+
+/* The inode registry is protected by the fd-tracker's lock. */
+struct lttng_inode_registry *lttng_inode_registry_create(void);
+
+struct lttng_inode *lttng_inode_registry_get_inode(
+               struct lttng_inode_registry *registry, int fd,
+               const char *path);
+
+void lttng_inode_registry_destroy(struct lttng_inode_registry *registry);
+
+const char *lttng_inode_get_path(const struct lttng_inode *inode);
+int lttng_inode_rename(struct lttng_inode *inode, const char *new_path,
+               bool overwrite);
+int lttng_inode_defer_unlink(struct lttng_inode *inode);
+void lttng_inode_put(struct lttng_inode *inode);
+
+#endif /* FD_TRACKER_INODE_H */