diff options
Diffstat (limited to 'kernel/include/linux/if_tun.h')
| -rw-r--r-- | kernel/include/linux/if_tun.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/kernel/include/linux/if_tun.h b/kernel/include/linux/if_tun.h new file mode 100644 index 000000000..ed6da2e6d --- /dev/null +++ b/kernel/include/linux/if_tun.h @@ -0,0 +1,32 @@ +/* + * Universal TUN/TAP device driver. + * Copyright (C) 1999-2000 Maxim Krasnyansky <max_mk@yahoo.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + */ +#ifndef __IF_TUN_H +#define __IF_TUN_H + +#include <uapi/linux/if_tun.h> + +#if defined(CONFIG_TUN) || defined(CONFIG_TUN_MODULE) +struct socket *tun_get_socket(struct file *); +#else +#include <linux/err.h> +#include <linux/errno.h> +struct file; +struct socket; +static inline struct socket *tun_get_socket(struct file *f) +{ + return ERR_PTR(-EINVAL); +} +#endif /* CONFIG_TUN */ +#endif /* __IF_TUN_H */ |