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-rw-r--r--include/linux/fdtable.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h
index 82163c4b32c9..7675da2c18f7 100644
--- a/include/linux/fdtable.h
+++ b/include/linux/fdtable.h
@@ -38,6 +38,36 @@ struct fdtable {
struct fdtable *next;
};
+static inline void __set_close_on_exec(int fd, struct fdtable *fdt)
+{
+ FD_SET(fd, fdt->close_on_exec);
+}
+
+static inline void __clear_close_on_exec(int fd, struct fdtable *fdt)
+{
+ FD_CLR(fd, fdt->close_on_exec);
+}
+
+static inline bool close_on_exec(int fd, const struct fdtable *fdt)
+{
+ return FD_ISSET(fd, fdt->close_on_exec);
+}
+
+static inline void __set_open_fd(int fd, struct fdtable *fdt)
+{
+ FD_SET(fd, fdt->open_fds);
+}
+
+static inline void __clear_open_fd(int fd, struct fdtable *fdt)
+{
+ FD_CLR(fd, fdt->open_fds);
+}
+
+static inline bool fd_is_open(int fd, const struct fdtable *fdt)
+{
+ return FD_ISSET(fd, fdt->open_fds);
+}
+
/*
* Open file table structure
*/