Cleanup: Move wrapper/ headers to include/wrapper/

[deliverable/lttng-modules.git] / include / wrapper / fdtable.h

diff --git a/include/wrapper/fdtable.h b/include/wrapper/fdtable.h
new file mode 100644 (file)
index 0000000..996199a
--- /dev/null
+++ b/include/wrapper/fdtable.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
+ *
+ * wrapper/fdtable.h
+ *
+ * Copyright (C) 2013 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ */
+
+#ifndef _LTTNG_WRAPPER_FDTABLE_H
+#define _LTTNG_WRAPPER_FDTABLE_H
+
+#include <linux/version.h>
+#include <linux/fdtable.h>
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,7,0))
+
+int lttng_iterate_fd(struct files_struct *files,
+               unsigned int first,
+               int (*cb)(const void *, struct file *, unsigned int),
+               const void *ctx);
+
+#else
+
+/*
+ * iterate_fd() appeared at commit
+ * c3c073f808b22dfae15ef8412b6f7b998644139a in the Linux kernel (first
+ * released kernel: v3.7).
+ */
+#define lttng_iterate_fd       iterate_fd
+
+#endif
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
+
+static inline bool lttng_close_on_exec(int fd, const struct fdtable *fdt)
+{
+       return close_on_exec(fd, fdt);
+}
+
+#else
+
+static inline bool lttng_close_on_exec(int fd, const struct fdtable *fdt)
+{
+       return FD_ISSET(fd, fdt->close_on_exec);
+}
+
+#endif
+
+#endif /* _LTTNG_WRAPPER_FDTABLE_H */