1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24
25#include <sys/syslog.h>
26
27
28/*
29 * Procedures exported from sys-*.c
30 */
31int  ppp_available __P((void));		/* Test whether ppp kernel support exists */
32CFStringRef CopyDefaultIPAddress(); 	/* Copy the IPAddress of the default interface */
33int get_route_interface(struct sockaddr *src, const struct sockaddr *dst, char *if_name); /* get the interface for a given address */
34int find_address(const struct sockaddr_in *address, char *interface); /* check if an interface has a given address */
35
36
37/*
38 * Exit status values.
39 */
40#define EXIT_OK			0
41#define EXIT_FATAL_ERROR	1
42#define EXIT_OPTION_ERROR	2
43#define EXIT_NOT_ROOT		3
44#define EXIT_NO_KERNEL_SUPPORT	4
45#define EXIT_USER_REQUEST	5
46
47
48#define	PLUGINS_DIR 	"/System/Library/Extensions/"
49
50void vpnlog(int nSyslogPriority, char *format_str, ...);
51int update_prefs(void);
52void toggle_debug(void);
53void set_terminate(void);
54
55int readn(int ref, void *data, int len);
56int writen(int ref, void *data, int len);
57