1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2022 Alexander V. Chernikov <melifaro@FreeBSD.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #ifndef _NETLINK_LINUX_VAR_H_ 29 #define _NETLINK_LINUX_VAR_H_ 30 31 /* 32 * The file contains headers for the bridge interface between 33 * linux[_common] module and the netlink module 34 */ 35 struct nlpcb; 36 struct nl_pstate; 37 38 typedef struct mbuf *mbufs_to_linux_cb_t(int netlink_family, struct mbuf *m, 39 struct nlpcb *nlp); 40 typedef struct mbuf *msgs_to_linux_cb_t(int netlink_family, char *buf, int data_length, 41 struct nlpcb *nlp); 42 typedef struct nlmsghdr *msg_from_linux_cb_t(int netlink_family, struct nlmsghdr *hdr, 43 struct nl_pstate *npt); 44 45 struct linux_netlink_provider { 46 mbufs_to_linux_cb_t *mbufs_to_linux; 47 msgs_to_linux_cb_t *msgs_to_linux; 48 msg_from_linux_cb_t *msg_from_linux; 49 50 }; 51 52 extern struct linux_netlink_provider *linux_netlink_p; 53 54 #endif 55