| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _LINUX_BPFILTER_H |
| 3 | #define _LINUX_BPFILTER_H |
| 4 | |
| 5 | #include <uapi/linux/bpfilter.h> |
| 6 | #include <linux/usermode_driver.h> |
| 7 | #include <linux/sockptr.h> |
| 8 | |
| 9 | struct sock; |
| 10 | int bpfilter_ip_set_sockopt(struct sock *sk, int optname, sockptr_t optval, |
| 11 | unsigned int optlen); |
| 12 | int bpfilter_ip_get_sockopt(struct sock *sk, int optname, char __user *optval, |
| 13 | int __user *optlen); |
| 14 | void bpfilter_umh_cleanup(struct umd_info *info); |
| 15 | |
| 16 | struct bpfilter_umh_ops { |
| 17 | struct umd_info info; |
| 18 | /* since ip_getsockopt() can run in parallel, serialize access to umh */ |
| 19 | struct mutex lock; |
| 20 | int (*sockopt)(struct sock *sk, int optname, sockptr_t optval, |
| 21 | unsigned int optlen, bool is_set); |
| 22 | int (*start)(void); |
| 23 | }; |
| 24 | extern struct bpfilter_umh_ops bpfilter_ops; |
| 25 | #endif |