LXR linux/include/linux/bpfilter.h

   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/umh.h>
   7
   8struct sock;
   9int bpfilter_ip_set_sockopt(struct sock *sk, int optname, char __user *optval,
  10                            unsigned int optlen);
  11int bpfilter_ip_get_sockopt(struct sock *sk, int optname, char __user *optval,
  12                            int __user *optlen);
  13struct bpfilter_umh_ops {
  14        struct umh_info info;
  15        /* since ip_getsockopt() can run in parallel, serialize access to umh */
  16        struct mutex lock;
  17        int (*sockopt)(struct sock *sk, int optname,
  18                       char __user *optval,
  19                       unsigned int optlen, bool is_set);
  20        int (*start)(void);
  21        bool stop;
  22};
  23extern struct bpfilter_umh_ops bpfilter_ops;
  24#endif
  25