1 /* SPDX-License-Identifier: BSD-2-Clause */
3 * Privilege Separation for dhcpcd
4 * Copyright (c) 2006-2020 Roy Marples <roy@marples.name>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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
29 #ifndef PRIVSEP_ROOT_H
30 #define PRIVSEP_ROOT_H
34 #if defined(PRIVSEP) && (defined(HAVE_CAPSICUM) || defined(__linux__))
35 #define PRIVSEP_GETIFADDRS
38 pid_t ps_root_start(struct dhcpcd_ctx *ctx);
39 int ps_root_stop(struct dhcpcd_ctx *ctx);
41 ssize_t ps_root_readerror(struct dhcpcd_ctx *, void *, size_t);
42 ssize_t ps_root_mreaderror(struct dhcpcd_ctx *, void **, size_t *);
43 ssize_t ps_root_ioctl(struct dhcpcd_ctx *, ioctl_request_t, void *, size_t);
44 ssize_t ps_root_ip6forwarding(struct dhcpcd_ctx *, const char *);
45 ssize_t ps_root_unlink(struct dhcpcd_ctx *, const char *);
46 ssize_t ps_root_filemtime(struct dhcpcd_ctx *, const char *, time_t *);
47 ssize_t ps_root_readfile(struct dhcpcd_ctx *, const char *, void *, size_t);
48 ssize_t ps_root_writefile(struct dhcpcd_ctx *, const char *, mode_t,
49 const void *, size_t);
50 ssize_t ps_root_script(struct dhcpcd_ctx *, const void *, size_t);
51 int ps_root_getauthrdm(struct dhcpcd_ctx *, uint64_t *);
52 #ifdef PRIVSEP_GETIFADDRS
53 int ps_root_getifaddrs(struct dhcpcd_ctx *, struct ifaddrs **);
56 ssize_t ps_root_os(struct ps_msghdr *, struct msghdr *, void **, size_t *);
57 #if defined(BSD) || defined(__sun)
58 ssize_t ps_root_route(struct dhcpcd_ctx *, void *, size_t);
59 ssize_t ps_root_ioctllink(struct dhcpcd_ctx *, unsigned long, void *, size_t);
60 ssize_t ps_root_ioctl6(struct dhcpcd_ctx *, unsigned long, void *, size_t);
61 ssize_t ps_root_indirectioctl(struct dhcpcd_ctx *, unsigned long, const char *,
63 ssize_t ps_root_ifignoregroup(struct dhcpcd_ctx *, const char *);
66 ssize_t ps_root_sendnetlink(struct dhcpcd_ctx *, int, struct msghdr *);
70 int ps_root_dev_initialized(struct dhcpcd_ctx *, const char *);
71 int ps_root_dev_listening(struct dhcpcd_ctx *);