1 /* SPDX-License-Identifier: BSD-2-Clause */ 2 /* 3 * Privilege Separation for dhcpcd 4 * Copyright (c) 2006-2023 Roy Marples <roy@marples.name> 5 * All rights reserved 6 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef PRIVSEP_BPF_H 30 #define PRIVSEP_BPF_H 31 32 ssize_t ps_bpf_cmd(struct dhcpcd_ctx *, 33 struct ps_msghdr *, struct msghdr *); 34 ssize_t ps_bpf_dispatch(struct dhcpcd_ctx *, 35 struct ps_msghdr *, struct msghdr *); 36 37 #ifdef ARP 38 ssize_t ps_bpf_openarp(const struct interface *, const struct in_addr *); 39 ssize_t ps_bpf_closearp(const struct interface *, const struct in_addr *); 40 ssize_t ps_bpf_sendarp(const struct interface *, const struct in_addr *, 41 const void *, size_t); 42 #endif 43 44 ssize_t ps_bpf_openbootp(const struct interface *); 45 ssize_t ps_bpf_closebootp(const struct interface *); 46 ssize_t ps_bpf_sendbootp(const struct interface *, const void *, size_t); 47 ssize_t ps_bpf_openbootpudp(const struct interface *); 48 ssize_t ps_bpf_closebootpudp(const struct interface *); 49 ssize_t ps_bpf_sendbootpudp(const struct interface *, const void *, size_t); 50 #endif 51