[linux-block.git] / include / linux / bpfilter.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_BPFILTER_H
#define _LINUX_BPFILTER_H

#include <uapi/linux/bpfilter.h>
#include <linux/usermode_driver.h>
#include <linux/sockptr.h>

struct sock;
int bpfilter_ip_set_sockopt(struct sock *sk, int optname, sockptr_t optval,
			    unsigned int optlen);
int bpfilter_ip_get_sockopt(struct sock *sk, int optname, char __user *optval,
			    int __user *optlen);
void bpfilter_umh_cleanup(struct umd_info *info);

struct bpfilter_umh_ops {
	struct umd_info info;
	/* since ip_getsockopt() can run in parallel, serialize access to umh */
	struct mutex lock;
	int (*sockopt)(struct sock *sk, int optname, sockptr_t optval,
		       unsigned int optlen, bool is_set);
	int (*start)(void);
};
extern struct bpfilter_umh_ops bpfilter_ops;
#endif
Commit	Line	Data
	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